{"id":"vidhyamitra:city-day:mathura:1920-02-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/1920-02-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1920-02-10","date_display":"February 10, 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":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2422364.770833,"kali_year":5021,"ahargana":1833899.2708,"sun":{"sidereal_longitude":297.5297,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":186.9976,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":249.4679,"elapsed_within_tithi_degrees":9.4679},"nakshatra":{"number":15,"name":"Svātī","pada":1,"moon_longitude":186.9976,"elapsed_within_degrees":0.3309},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":124.5273},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2422364.770833,"ahargana":1833899.2708,"kali_year":5021,"ayanamsa_lahiri":22.737,"grahas":{"sun":{"sidereal_longitude":297.27090999999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":187.22271,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false,"latitude":-1.8426},"mars":{"sidereal_longitude":191.44880999999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":301.58250999999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":109.87020999999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":262.36690999999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":137.42001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":211.1913,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":31.1913,"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":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2422364.770833,"kali_year":5021,"ahargana":1833899.2708,"sun":{"sidereal_longitude":297.5297,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":186.9976,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":249.4679,"elapsed_within_tithi_degrees":9.4679},"nakshatra":{"number":15,"name":"Svātī","pada":1,"moon_longitude":186.9976,"elapsed_within_degrees":0.3309},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":124.5273},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.843,"elongation":110.532},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.843,"opposition_distance":69.468}},"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":"07:02","sunsetLocal":"18:06","solarNoonLocal":"12:34","dayLengthHours":11.076120971911324,"dayLengthDisplay":"11 Hours 04 Mins 34 Secs","nightLengthDisplay":"12 Hours 55 Mins 26 Secs","moonriseLocal":"23:35","moonsetLocal":"10:52","rahuKala":{"name":"Rāhu Kāla","start":"15:20","end":"16:43","startHours":15.333228334503236,"endHours":16.71774345599215,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:48","end":"11:11","startHours":9.795167848547573,"endHours":11.179682970036488,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:34","end":"13:57","startHours":12.564198091525405,"endHours":13.948713213014319,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:37","end":"09:59","startHours":9.610565832349051,"endHours":9.979769864746096,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:29","end":"07:47","startHours":7.487642646066047,"endHours":7.783005871983683,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:12","end":"12:56","startHours":12.19499405912836,"endHours":12.93340212392245,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:33","end":"06:17","startHours":5.549321475981566,"endHours":6.287729540775654,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:06","end":"07:02","startHours":6.103127524577132,"endHours":7.026137605569742,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:25","end":"15:09","startHours":14.410218253510624,"endHours":15.148626318304713,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:54","end":"18:18","startHours":17.902258577481067,"endHours":18.302258577481066,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:06","end":"18:34","startHours":18.102258577481066,"endHours":18.563763617977372,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:51","end":"19:36","startHours":17.852258577481066,"endHours":19.602258577481066,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:12","end":"00:56","startHours":24.194994059128362,"endHours":24.93340212392245,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"07:02","end":"08:25","startHours":7.026137605569742,"endHours":8.410652727058658,"quality":"inauspicious"},{"name":"Udveg","start":"08:25","end":"09:48","startHours":8.410652727058658,"endHours":9.795167848547573,"quality":"inauspicious"},{"name":"Chala","start":"09:48","end":"11:11","startHours":9.795167848547573,"endHours":11.179682970036488,"quality":"neutral"},{"name":"Labha","start":"11:11","end":"12:34","startHours":11.179682970036488,"endHours":12.564198091525405,"quality":"auspicious"},{"name":"Amṛta","start":"12:34","end":"13:57","startHours":12.564198091525405,"endHours":13.948713213014319,"quality":"auspicious"},{"name":"Kāla","start":"13:57","end":"15:20","startHours":13.948713213014319,"endHours":15.333228334503236,"quality":"inauspicious"},{"name":"Śubha","start":"15:20","end":"16:43","startHours":15.333228334503236,"endHours":16.71774345599215,"quality":"auspicious"},{"name":"Roga","start":"16:43","end":"18:06","startHours":16.71774345599215,"endHours":18.102258577481066,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:06","end":"19:43","startHours":18.102258577481066,"endHours":19.71774345599215,"quality":"inauspicious"},{"name":"Śubha","start":"19:43","end":"21:20","startHours":19.71774345599215,"endHours":21.333228334503236,"quality":"auspicious"},{"name":"Roga","start":"21:20","end":"22:57","startHours":21.333228334503236,"endHours":22.94871321301432,"quality":"inauspicious"},{"name":"Udveg","start":"22:57","end":"00:34","startHours":22.94871321301432,"endHours":24.564198091525405,"quality":"inauspicious"},{"name":"Chala","start":"00:34","end":"02:11","startHours":24.564198091525405,"endHours":26.179682970036488,"quality":"neutral"},{"name":"Labha","start":"02:11","end":"03:48","startHours":26.179682970036488,"endHours":27.79516784854757,"quality":"auspicious"},{"name":"Amṛta","start":"03:48","end":"05:25","startHours":27.79516784854757,"endHours":29.410652727058658,"quality":"auspicious"},{"name":"Kāla","start":"05:25","end":"07:02","startHours":29.410652727058658,"endHours":31.026137605569744,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:02","end":"08:02","startHours":7.026137605569742,"endHours":8.026137605569742,"planetary_lord":"Mars"},{"name":"Hora 2","start":"08:02","end":"09:02","startHours":8.026137605569742,"endHours":9.026137605569742,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"09:02","end":"10:02","startHours":9.026137605569742,"endHours":10.026137605569742,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"10:02","end":"11:02","startHours":10.026137605569742,"endHours":11.026137605569742,"planetary_lord":"Moon"},{"name":"Hora 5","start":"11:02","end":"12:02","startHours":11.026137605569742,"endHours":12.026137605569742,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"12:02","end":"13:02","startHours":12.026137605569742,"endHours":13.026137605569742,"planetary_lord":"Venus"},{"name":"Hora 7","start":"13:02","end":"14:02","startHours":13.026137605569742,"endHours":14.026137605569742,"planetary_lord":"Sun"},{"name":"Hora 8","start":"14:02","end":"15:02","startHours":14.026137605569742,"endHours":15.026137605569742,"planetary_lord":"Mars"},{"name":"Hora 9","start":"15:02","end":"16:02","startHours":15.026137605569742,"endHours":16.026137605569744,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"16:02","end":"17:02","startHours":16.026137605569744,"endHours":17.026137605569744,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"17:02","end":"18:02","startHours":17.026137605569744,"endHours":18.026137605569744,"planetary_lord":"Moon"},{"name":"Hora 12","start":"18:02","end":"19:02","startHours":18.026137605569744,"endHours":19.026137605569744,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"19:02","end":"20:02","startHours":19.026137605569744,"endHours":20.026137605569744,"planetary_lord":"Venus"},{"name":"Hora 14","start":"20:02","end":"21:02","startHours":20.026137605569744,"endHours":21.026137605569744,"planetary_lord":"Sun"},{"name":"Hora 15","start":"21:02","end":"22:02","startHours":21.026137605569744,"endHours":22.026137605569744,"planetary_lord":"Mars"},{"name":"Hora 16","start":"22:02","end":"23:02","startHours":22.026137605569744,"endHours":23.026137605569744,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"23:02","end":"00:02","startHours":23.026137605569744,"endHours":24.026137605569744,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"00:02","end":"01:02","startHours":24.026137605569744,"endHours":25.026137605569744,"planetary_lord":"Moon"},{"name":"Hora 19","start":"01:02","end":"02:02","startHours":25.026137605569744,"endHours":26.026137605569744,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"02:02","end":"03:02","startHours":26.026137605569744,"endHours":27.026137605569744,"planetary_lord":"Venus"},{"name":"Hora 21","start":"03:02","end":"04:02","startHours":27.026137605569744,"endHours":28.026137605569744,"planetary_lord":"Sun"},{"name":"Hora 22","start":"04:02","end":"05:02","startHours":28.026137605569744,"endHours":29.026137605569744,"planetary_lord":"Mars"},{"name":"Hora 23","start":"05:02","end":"06:02","startHours":29.026137605569744,"endHours":30.026137605569744,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"06:02","end":"07:02","startHours":30.026137605569744,"endHours":31.026137605569744,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"North","rahuVasa":"North","anandadiYoga":{"name":"Gada","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":-14.81005548045818,"eotMinutes":-14.546685491524224,"ayanamsa":22.737}},"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 Ṣaṣṭhī · 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":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 10, 1920 CE · Mathurā · Vidhyamitra","description":"February 10, 1920 CE for Mathurā: Kṛṣṇa Ṣaṣṭhī, sūryodaya 07:02, sūryāsta 18:06.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/1920-02-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/1920-02-10","sa":"https://sa.vidhyamitra.com/city/mathura/1920-02-10","hi":"https://hi.vidhyamitra.com/city/mathura/1920-02-10","x-default":"https://vidhyamitra.com/city/mathura/1920-02-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T14:51:11.206Z","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":"2026-05-14T14:51:11.206Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T14:51:11.206Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}