{"id":"vidhyamitra:city-day:mathura:1920-02-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/1920-02-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1920-02-06","date_display":"February 6, 1920 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":1920,"month":2,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2422360.770833,"kali_year":5021,"ahargana":1833895.2708,"sun":{"sidereal_longitude":293.4554,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":136.3689,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":202.9134,"elapsed_within_tithi_degrees":10.9134},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1,"moon_longitude":136.3689,"elapsed_within_degrees":3.0355},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":69.8243},"karana":{"half_tithi_index":33,"name":"Gara"},"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":1920,"month":2,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2422360.770833,"ahargana":1833895.2708,"kali_year":5021,"ayanamsa_lahiri":22.7368,"grahas":{"sun":{"sidereal_longitude":293.220062,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"moon":{"sidereal_longitude":135.12256200000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false,"latitude":-4.3471},"mars":{"sidereal_longitude":190.134862,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":294.487662,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":110.39666199999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":257.49966199999994,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":137.70316200000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":211.4032,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":31.4032,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"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":1920,"month":2,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2422360.770833,"kali_year":5021,"ahargana":1833895.2708,"sun":{"sidereal_longitude":293.4554,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":136.3689,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":202.9134,"elapsed_within_tithi_degrees":10.9134},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1,"moon_longitude":136.3689,"elapsed_within_degrees":3.0355},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":69.8243},"karana":{"half_tithi_index":33,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.347,"elongation":157.087},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.347,"opposition_distance":22.913}},"eclipse_window_40days":[]},"city":{"slug":"mathura","name":"Mathurā","lat":27.4924,"lon":77.6737,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"mathura","name":"Mathurā","lat":27.4924,"lon":77.6737,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"07:04","sunsetLocal":"18:03","solarNoonLocal":"12:34","dayLengthHours":10.983434032877614,"dayLengthDisplay":"10 Hours 59 Mins 00 Secs","nightLengthDisplay":"13 Hours 01 Mins 00 Secs","moonriseLocal":"19:40","moonsetLocal":"08:22","rahuKala":{"name":"Rāhu Kāla","start":"11:11","end":"12:34","startHours":11.187079631181586,"endHours":12.560008885291289,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:18","end":"16:41","startHours":15.305867393510692,"endHours":16.678796647620395,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:26","end":"09:49","startHours":8.441221122962183,"endHours":9.814150377071885,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:38","end":"10:00","startHours":9.63109314319059,"endHours":9.99720761095318,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:32","end":"07:49","startHours":7.525934953555715,"endHours":7.8188265277657845,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:12","end":"12:56","startHours":12.1938944175287,"endHours":12.926123353053875,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:36","end":"06:20","startHours":5.603833997802132,"endHours":6.336062933327307,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:09","end":"07:04","startHours":6.153005699446013,"endHours":7.068291868852481,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:23","end":"15:07","startHours":14.390581224104224,"endHours":15.122810159629399,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:51","end":"18:15","startHours":17.851725901730095,"endHours":18.251725901730094,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:03","end":"18:31","startHours":18.051725901730094,"endHours":18.50936898643333,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:48","end":"19:33","startHours":17.801725901730094,"endHours":19.551725901730094,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:12","end":"00:56","startHours":24.193894417528703,"endHours":24.926123353053875,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:04","end":"08:26","startHours":7.068291868852481,"endHours":8.441221122962183,"quality":"neutral"},{"name":"Labha","start":"08:26","end":"09:49","startHours":8.441221122962183,"endHours":9.814150377071885,"quality":"auspicious"},{"name":"Amṛta","start":"09:49","end":"11:11","startHours":9.814150377071885,"endHours":11.187079631181586,"quality":"auspicious"},{"name":"Kāla","start":"11:11","end":"12:34","startHours":11.187079631181586,"endHours":12.560008885291289,"quality":"inauspicious"},{"name":"Śubha","start":"12:34","end":"13:56","startHours":12.560008885291289,"endHours":13.932938139400989,"quality":"auspicious"},{"name":"Roga","start":"13:56","end":"15:18","startHours":13.932938139400989,"endHours":15.305867393510692,"quality":"inauspicious"},{"name":"Udveg","start":"15:18","end":"16:41","startHours":15.305867393510692,"endHours":16.678796647620395,"quality":"inauspicious"},{"name":"Chala","start":"16:41","end":"18:03","startHours":16.678796647620395,"endHours":18.051725901730094,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:03","end":"19:41","startHours":18.051725901730094,"endHours":19.67879664762039,"quality":"inauspicious"},{"name":"Udveg","start":"19:41","end":"21:18","startHours":19.67879664762039,"endHours":21.30586739351069,"quality":"inauspicious"},{"name":"Chala","start":"21:18","end":"22:56","startHours":21.30586739351069,"endHours":22.93293813940099,"quality":"neutral"},{"name":"Labha","start":"22:56","end":"00:34","startHours":22.93293813940099,"endHours":24.56000888529129,"quality":"auspicious"},{"name":"Amṛta","start":"00:34","end":"02:11","startHours":24.56000888529129,"endHours":26.187079631181586,"quality":"auspicious"},{"name":"Kāla","start":"02:11","end":"03:49","startHours":26.187079631181586,"endHours":27.814150377071883,"quality":"inauspicious"},{"name":"Śubha","start":"03:49","end":"05:26","startHours":27.814150377071883,"endHours":29.441221122962183,"quality":"auspicious"},{"name":"Roga","start":"05:26","end":"07:04","startHours":29.441221122962183,"endHours":31.06829186885248,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:04","end":"08:04","startHours":7.068291868852481,"endHours":8.06829186885248,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:04","end":"09:04","startHours":8.06829186885248,"endHours":9.06829186885248,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:04","end":"10:04","startHours":9.06829186885248,"endHours":10.06829186885248,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:04","end":"11:04","startHours":10.06829186885248,"endHours":11.06829186885248,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:04","end":"12:04","startHours":11.06829186885248,"endHours":12.06829186885248,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:04","end":"13:04","startHours":12.06829186885248,"endHours":13.06829186885248,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:04","end":"14:04","startHours":13.06829186885248,"endHours":14.06829186885248,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:04","end":"15:04","startHours":14.06829186885248,"endHours":15.06829186885248,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:04","end":"16:04","startHours":15.06829186885248,"endHours":16.06829186885248,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:04","end":"17:04","startHours":16.06829186885248,"endHours":17.06829186885248,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:04","end":"18:04","startHours":17.06829186885248,"endHours":18.06829186885248,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:04","end":"19:04","startHours":18.06829186885248,"endHours":19.06829186885248,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:04","end":"20:04","startHours":19.06829186885248,"endHours":20.06829186885248,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:04","end":"21:04","startHours":20.06829186885248,"endHours":21.06829186885248,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:04","end":"22:04","startHours":21.06829186885248,"endHours":22.06829186885248,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:04","end":"23:04","startHours":22.06829186885248,"endHours":23.06829186885248,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:04","end":"00:04","startHours":23.06829186885248,"endHours":24.06829186885248,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:04","end":"01:04","startHours":24.06829186885248,"endHours":25.06829186885248,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:04","end":"02:04","startHours":25.06829186885248,"endHours":26.06829186885248,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:04","end":"03:04","startHours":26.06829186885248,"endHours":27.06829186885248,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:04","end":"04:04","startHours":27.06829186885248,"endHours":28.06829186885248,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:04","end":"05:04","startHours":28.06829186885248,"endHours":29.06829186885248,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:04","end":"06:04","startHours":29.06829186885248,"endHours":30.06829186885248,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:04","end":"07:04","startHours":30.06829186885248,"endHours":31.06829186885248,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"West","rahuVasa":"South-East","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-16.051633796811412,"eotMinutes":-14.295333117477217,"ayanamsa":22.7368}},"calendars":{"vikram_samvat":1977,"vikram_samvatsara":"Śrīmukha","saka_samvat":1842,"saka_samvatsara":"Raudra","bengali_samvat":1327,"malayalam_era":1096,"nanakshahi_year":451,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Dvitīyā · Vikram 1977 Śrīmukha · Śaka 1842 Raudra"},"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":"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":"mathura"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 6, 1920 CE · Mathurā · Vidhyamitra","description":"February 6, 1920 CE for Mathurā: Kṛṣṇa Dvitīyā, sūryodaya 07:04, sūryāsta 18:03.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/1920-02-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/1920-02-06","sa":"https://sa.vidhyamitra.com/city/mathura/1920-02-06","hi":"https://hi.vidhyamitra.com/city/mathura/1920-02-06","x-default":"https://vidhyamitra.com/city/mathura/1920-02-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T12:45:16.742Z","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":"2026-05-14T12:45:16.742Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T12:45:16.742Z","pillar_versions":{"BOB-History":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}