{"id":"vidhyamitra:city-day:dwarka:1871-01-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/1871-01-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1871-01-13","date_display":"January 13, 1871 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":1871,"month":1,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2404440.770833,"kali_year":4972,"ahargana":1815975.2708,"sun":{"sidereal_longitude":270.6051,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":166.3335,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":255.7284,"elapsed_within_tithi_degrees":3.7284},"nakshatra":{"number":13,"name":"Hasta","pada":2,"moon_longitude":166.3335,"elapsed_within_degrees":6.3335},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":76.9386},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"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":1871,"month":1,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2404440.770833,"ahargana":1815975.2708,"kali_year":4972,"ayanamsa_lahiri":22.0514,"grahas":{"sun":{"sidereal_longitude":270.4177380000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":164.398638,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false,"latitude":4.4857},"mars":{"sidereal_longitude":163.89473799999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":282.86673799999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":57.161238000000026,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":280.7610380000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":252.359238,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":80.8911,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":260.8911,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":1871,"month":1,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2404440.770833,"kali_year":4972,"ahargana":1815975.2708,"sun":{"sidereal_longitude":270.6051,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":166.3335,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":255.7284,"elapsed_within_tithi_degrees":3.7284},"nakshatra":{"number":13,"name":"Hasta","pada":2,"moon_longitude":166.3335,"elapsed_within_degrees":6.3335},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":76.9386},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.486,"elongation":104.272},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.486,"opposition_distance":75.728}},"eclipse_window_40days":[{"offset_days":-6,"type":"lunar","occurs":true,"moon_latitude":0.376,"opposition_distance":1.57}]},"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":"18:29","solarNoonLocal":"13:03","dayLengthHours":10.890634802089377,"dayLengthDisplay":"10 Hours 53 Mins 26 Secs","nightLengthDisplay":"13 Hours 06 Mins 34 Secs","moonriseLocal":"00:00","moonsetLocal":"11:57","rahuKala":{"name":"Rāhu Kāla","start":"11:41","end":"13:03","startHours":11.684696174595054,"endHours":13.046025524856226,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:46","end":"17:08","startHours":15.768684225378571,"endHours":17.130013575639744,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:58","end":"10:19","startHours":8.96203747407271,"endHours":10.323366824333883,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"10:09","end":"10:30","startHours":10.14185624429906,"endHours":10.504877404368706,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"08:03","end":"08:21","startHours":8.054484573898597,"endHours":8.344901501954313,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:41","end":"13:25","startHours":12.683004364786582,"endHours":13.409046684925874,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:09","end":"06:52","startHours":6.148623483532955,"endHours":6.874665803672247,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:42","end":"07:36","startHours":6.693155223637424,"endHours":7.600708123811539,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:52","end":"15:35","startHours":14.861131325204457,"endHours":15.58717364534375,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:17","end":"18:41","startHours":18.291342925900917,"endHours":18.691342925900916,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:29","end":"18:57","startHours":18.491342925900916,"endHours":18.945119375987975,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:14","end":"19:59","startHours":18.241342925900916,"endHours":19.991342925900916,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:41","end":"01:25","startHours":24.68300436478658,"endHours":25.409046684925872,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:36","end":"08:58","startHours":7.600708123811539,"endHours":8.96203747407271,"quality":"neutral"},{"name":"Labha","start":"08:58","end":"10:19","startHours":8.96203747407271,"endHours":10.323366824333883,"quality":"auspicious"},{"name":"Amṛta","start":"10:19","end":"11:41","startHours":10.323366824333883,"endHours":11.684696174595054,"quality":"auspicious"},{"name":"Kāla","start":"11:41","end":"13:03","startHours":11.684696174595054,"endHours":13.046025524856226,"quality":"inauspicious"},{"name":"Śubha","start":"13:03","end":"14:24","startHours":13.046025524856226,"endHours":14.407354875117399,"quality":"auspicious"},{"name":"Roga","start":"14:24","end":"15:46","startHours":14.407354875117399,"endHours":15.768684225378571,"quality":"inauspicious"},{"name":"Udveg","start":"15:46","end":"17:08","startHours":15.768684225378571,"endHours":17.130013575639744,"quality":"inauspicious"},{"name":"Chala","start":"17:08","end":"18:29","startHours":17.130013575639744,"endHours":18.491342925900916,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:29","end":"20:08","startHours":18.491342925900916,"endHours":20.130013575639744,"quality":"inauspicious"},{"name":"Udveg","start":"20:08","end":"21:46","startHours":20.130013575639744,"endHours":21.76868422537857,"quality":"inauspicious"},{"name":"Chala","start":"21:46","end":"23:24","startHours":21.76868422537857,"endHours":23.4073548751174,"quality":"neutral"},{"name":"Labha","start":"23:24","end":"01:03","startHours":23.4073548751174,"endHours":25.046025524856226,"quality":"auspicious"},{"name":"Amṛta","start":"01:03","end":"02:41","startHours":25.046025524856226,"endHours":26.684696174595054,"quality":"auspicious"},{"name":"Kāla","start":"02:41","end":"04:19","startHours":26.684696174595054,"endHours":28.323366824333885,"quality":"inauspicious"},{"name":"Śubha","start":"04:19","end":"05:58","startHours":28.323366824333885,"endHours":29.962037474072712,"quality":"auspicious"},{"name":"Roga","start":"05:58","end":"07:36","startHours":29.962037474072712,"endHours":31.60070812381154,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:36","end":"08:36","startHours":7.600708123811539,"endHours":8.60070812381154,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:36","end":"09:36","startHours":8.60070812381154,"endHours":9.60070812381154,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:36","end":"10:36","startHours":9.60070812381154,"endHours":10.60070812381154,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:36","end":"11:36","startHours":10.60070812381154,"endHours":11.60070812381154,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:36","end":"12:36","startHours":11.60070812381154,"endHours":12.60070812381154,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:36","end":"13:36","startHours":12.60070812381154,"endHours":13.60070812381154,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:36","end":"14:36","startHours":13.60070812381154,"endHours":14.60070812381154,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:36","end":"15:36","startHours":14.60070812381154,"endHours":15.60070812381154,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:36","end":"16:36","startHours":15.60070812381154,"endHours":16.60070812381154,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:36","end":"17:36","startHours":16.60070812381154,"endHours":17.60070812381154,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:36","end":"18:36","startHours":17.60070812381154,"endHours":18.60070812381154,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:36","end":"19:36","startHours":18.60070812381154,"endHours":19.60070812381154,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:36","end":"20:36","startHours":19.60070812381154,"endHours":20.60070812381154,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:36","end":"21:36","startHours":20.60070812381154,"endHours":21.60070812381154,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:36","end":"22:36","startHours":21.60070812381154,"endHours":22.60070812381154,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:36","end":"23:36","startHours":22.60070812381154,"endHours":23.60070812381154,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:36","end":"00:36","startHours":23.60070812381154,"endHours":24.60070812381154,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:36","end":"01:36","startHours":24.60070812381154,"endHours":25.60070812381154,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:36","end":"02:36","startHours":25.60070812381154,"endHours":26.60070812381154,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:36","end":"03:36","startHours":26.60070812381154,"endHours":27.60070812381154,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:36","end":"04:36","startHours":27.60070812381154,"endHours":28.60070812381154,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:36","end":"05:36","startHours":28.60070812381154,"endHours":29.60070812381154,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:36","end":"06:36","startHours":29.60070812381154,"endHours":30.60070812381154,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:36","end":"07:36","startHours":30.60070812381154,"endHours":31.60070812381154,"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":-21.56390926926065,"eotMinutes":-8.635931491373626,"ayanamsa":22.0514}},"calendars":{"vikram_samvat":1928,"vikram_samvatsara":"Tāraṇa","saka_samvat":1793,"saka_samvatsara":"Prajāpati","bengali_samvat":1278,"malayalam_era":1047,"nanakshahi_year":402,"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 Saptamī · Vikram 1928 Tāraṇa · Śaka 1793 Prajāpati"},"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 13, 1871 CE · Dvārakā · Vidhyamitra","description":"January 13, 1871 CE for Dvārakā: Kṛṣṇa Saptamī, sūryodaya 07:36, sūryāsta 18:29.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/1871-01-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/1871-01-13","sa":"https://sa.vidhyamitra.com/city/dwarka/1871-01-13","hi":"https://hi.vidhyamitra.com/city/dwarka/1871-01-13","x-default":"https://vidhyamitra.com/city/dwarka/1871-01-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T20:53:40.799Z","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":"2026-06-01T20:53:40.799Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T20:53:40.799Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}