{"id":"vidhyamitra:city-day:mathura:1929-02-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/1929-02-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1929-02-01","date_display":"February 1, 1929 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":1929,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2425643.770833,"kali_year":5030,"ahargana":1837178.2708,"sun":{"sidereal_longitude":289.0379,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":191.4164,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":262.3784,"elapsed_within_tithi_degrees":10.3784},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":191.4164,"elapsed_within_degrees":4.7497},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":120.4543},"karana":{"half_tithi_index":43,"name":"Bava"},"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":1929,"month":2,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2425643.770833,"ahargana":1837178.2708,"kali_year":5030,"ayanamsa_lahiri":22.8624,"grahas":{"sun":{"sidereal_longitude":288.85062800000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"moon":{"sidereal_longitude":192.82832800000006,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false,"latitude":1.9737},"mars":{"sidereal_longitude":59.27062799999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":301.82562800000005,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":11.097928000000024,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":336.489728,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":244.42552799999999,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":37.4541,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":217.4541,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":1929,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2425643.770833,"kali_year":5030,"ahargana":1837178.2708,"sun":{"sidereal_longitude":289.0379,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":191.4164,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":262.3784,"elapsed_within_tithi_degrees":10.3784},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":191.4164,"elapsed_within_degrees":4.7497},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":120.4543},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.974,"elongation":97.622},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.974,"opposition_distance":82.378}},"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":"07:06","sunsetLocal":"18:00","solarNoonLocal":"12:33","dayLengthHours":10.891136908568129,"dayLengthDisplay":"10 Hours 53 Mins 28 Secs","nightLengthDisplay":"13 Hours 06 Mins 32 Secs","moonriseLocal":"00:35","moonsetLocal":"11:43","rahuKala":{"name":"Rāhu Kāla","start":"11:11","end":"12:33","startHours":11.188517021718912,"endHours":12.549909135289926,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:16","end":"16:38","startHours":15.272693362431959,"endHours":16.634085476002976,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:28","end":"09:50","startHours":8.46573279457688,"endHours":9.827124908147894,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:39","end":"10:01","startHours":9.645605959671759,"endHours":10.00864385662403,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:33","end":"07:51","startHours":7.558138052196202,"endHours":7.848568369758018,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:11","end":"12:55","startHours":12.186871238337655,"endHours":12.912947032242197,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:39","end":"06:23","startHours":5.652189093196779,"endHours":6.378264887101321,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:12","end":"07:06","startHours":6.1967459386251855,"endHours":7.104340681005863,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:22","end":"15:05","startHours":14.365098620051281,"endHours":15.091174413955823,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:48","end":"18:12","startHours":17.79547758957399,"endHours":18.19547758957399,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:00","end":"18:27","startHours":17.99547758957399,"endHours":18.449274960764328,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:45","end":"19:30","startHours":17.74547758957399,"endHours":19.49547758957399,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:11","end":"00:55","startHours":24.186871238337655,"endHours":24.912947032242197,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:06","end":"08:28","startHours":7.104340681005863,"endHours":8.46573279457688,"quality":"neutral"},{"name":"Labha","start":"08:28","end":"09:50","startHours":8.46573279457688,"endHours":9.827124908147894,"quality":"auspicious"},{"name":"Amṛta","start":"09:50","end":"11:11","startHours":9.827124908147894,"endHours":11.188517021718912,"quality":"auspicious"},{"name":"Kāla","start":"11:11","end":"12:33","startHours":11.188517021718912,"endHours":12.549909135289926,"quality":"inauspicious"},{"name":"Śubha","start":"12:33","end":"13:55","startHours":12.549909135289926,"endHours":13.911301248860944,"quality":"auspicious"},{"name":"Roga","start":"13:55","end":"15:16","startHours":13.911301248860944,"endHours":15.272693362431959,"quality":"inauspicious"},{"name":"Udveg","start":"15:16","end":"16:38","startHours":15.272693362431959,"endHours":16.634085476002976,"quality":"inauspicious"},{"name":"Chala","start":"16:38","end":"18:00","startHours":16.634085476002976,"endHours":17.99547758957399,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:00","end":"19:38","startHours":17.99547758957399,"endHours":19.634085476002973,"quality":"inauspicious"},{"name":"Udveg","start":"19:38","end":"21:16","startHours":19.634085476002973,"endHours":21.27269336243196,"quality":"inauspicious"},{"name":"Chala","start":"21:16","end":"22:55","startHours":21.27269336243196,"endHours":22.911301248860944,"quality":"neutral"},{"name":"Labha","start":"22:55","end":"00:33","startHours":22.911301248860944,"endHours":24.549909135289926,"quality":"auspicious"},{"name":"Amṛta","start":"00:33","end":"02:11","startHours":24.549909135289926,"endHours":26.18851702171891,"quality":"auspicious"},{"name":"Kāla","start":"02:11","end":"03:50","startHours":26.18851702171891,"endHours":27.827124908147894,"quality":"inauspicious"},{"name":"Śubha","start":"03:50","end":"05:28","startHours":27.827124908147894,"endHours":29.46573279457688,"quality":"auspicious"},{"name":"Roga","start":"05:28","end":"07:06","startHours":29.46573279457688,"endHours":31.104340681005862,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:06","end":"08:06","startHours":7.104340681005863,"endHours":8.104340681005862,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:06","end":"09:06","startHours":8.104340681005862,"endHours":9.104340681005862,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:06","end":"10:06","startHours":9.104340681005862,"endHours":10.104340681005862,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:06","end":"11:06","startHours":10.104340681005862,"endHours":11.104340681005862,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:06","end":"12:06","startHours":11.104340681005862,"endHours":12.104340681005862,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:06","end":"13:06","startHours":12.104340681005862,"endHours":13.104340681005862,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:06","end":"14:06","startHours":13.104340681005862,"endHours":14.104340681005862,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:06","end":"15:06","startHours":14.104340681005862,"endHours":15.104340681005862,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:06","end":"16:06","startHours":15.104340681005862,"endHours":16.104340681005862,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:06","end":"17:06","startHours":16.104340681005862,"endHours":17.104340681005862,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:06","end":"18:06","startHours":17.104340681005862,"endHours":18.104340681005862,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:06","end":"19:06","startHours":18.104340681005862,"endHours":19.104340681005862,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:06","end":"20:06","startHours":19.104340681005862,"endHours":20.104340681005862,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:06","end":"21:06","startHours":20.104340681005862,"endHours":21.104340681005862,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:06","end":"22:06","startHours":21.104340681005862,"endHours":22.104340681005862,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:06","end":"23:06","startHours":22.104340681005862,"endHours":23.104340681005862,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:06","end":"00:06","startHours":23.104340681005862,"endHours":24.104340681005862,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:06","end":"01:06","startHours":24.104340681005862,"endHours":25.104340681005862,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:06","end":"02:06","startHours":25.104340681005862,"endHours":26.104340681005862,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:06","end":"03:06","startHours":26.104340681005862,"endHours":27.104340681005862,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:06","end":"04:06","startHours":27.104340681005862,"endHours":28.104340681005862,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:06","end":"05:06","startHours":28.104340681005862,"endHours":29.104340681005862,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:06","end":"06:06","startHours":29.104340681005862,"endHours":30.104340681005862,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:06","end":"07:06","startHours":30.104340681005862,"endHours":31.104340681005862,"planetary_lord":"Mars"}],"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":"West (Paścim)","chandraVasa":"North","rahuVasa":"South-East","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"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":-17.271629088354974,"eotMinutes":-13.689348117395623,"ayanamsa":22.8624}},"calendars":{"vikram_samvat":1986,"vikram_samvatsara":"Citrabhānu","saka_samvat":1851,"saka_samvatsara":"Śukla","bengali_samvat":1336,"malayalam_era":1105,"nanakshahi_year":460,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Saptamī · Vikram 1986 Citrabhānu · Śaka 1851 Śukla"},"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 1, 1929 CE · Mathurā · Vidhyamitra","description":"February 1, 1929 CE for Mathurā: Kṛṣṇa Saptamī, sūryodaya 07:06, sūryāsta 18:00.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/1929-02-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/1929-02-01","sa":"https://sa.vidhyamitra.com/city/mathura/1929-02-01","hi":"https://hi.vidhyamitra.com/city/mathura/1929-02-01","x-default":"https://vidhyamitra.com/city/mathura/1929-02-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T16:51:11.686Z","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":"2026-05-14T16:51:11.686Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T16:51:11.686Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}