{"id":"vidhyamitra:city-day:mathura:1936-02-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/1936-02-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1936-02-01","date_display":"February 1, 1936 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":1936,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2428199.770833,"kali_year":5037,"ahargana":1839734.2708,"sun":{"sidereal_longitude":288.2091,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":29.7365,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":101.5274,"elapsed_within_tithi_degrees":5.5274},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":29.7365,"elapsed_within_degrees":3.0698},"yoga":{"number":24,"name":"Śukla","sum_longitude":317.9456},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1936,"month":2,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2428199.770833,"ahargana":1839734.2708,"kali_year":5037,"ayanamsa_lahiri":22.9601,"grahas":{"sun":{"sidereal_longitude":288.04386999999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"moon":{"sidereal_longitude":31.508770000000027,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false,"latitude":3.5586},"mars":{"sidereal_longitude":321.58286999999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":288.71056999999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":235.60217,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":252.12137000000007,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":316.58437000000004,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":262.0249,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":82.0249,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","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":1936,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2428199.770833,"kali_year":5037,"ahargana":1839734.2708,"sun":{"sidereal_longitude":288.2091,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":29.7365,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":101.5274,"elapsed_within_tithi_degrees":5.5274},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":29.7365,"elapsed_within_degrees":3.0698},"yoga":{"number":24,"name":"Śukla","sum_longitude":317.9456},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.559,"elongation":101.527},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.559,"opposition_distance":78.473}},"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":"07:07","sunsetLocal":"17:59","solarNoonLocal":"12:33","dayLengthHours":10.876244892471156,"dayLengthDisplay":"10 Hours 52 Mins 34 Secs","nightLengthDisplay":"13 Hours 07 Mins 26 Secs","moonriseLocal":"12:43","moonsetLocal":"02:11","rahuKala":{"name":"Rāhu Kāla","start":"09:50","end":"11:11","startHours":9.830847912172137,"endHours":11.190378523731031,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:55","end":"15:16","startHours":13.909439746848822,"endHours":15.268970358407715,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:07","end":"08:28","startHours":7.111786689054348,"endHours":8.471317300613244,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:39","end":"10:01","startHours":9.649577163964285,"endHours":10.01211866037999,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:34","end":"07:51","startHours":7.56496355957398,"endHours":7.8549967567065435,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:11","end":"12:55","startHours":12.187367638874221,"endHours":12.912450631705632,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:40","end":"06:23","startHours":5.661620703391527,"endHours":6.386703696222938,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:12","end":"07:07","startHours":6.205432948015085,"endHours":7.111786689054348,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:22","end":"15:05","startHours":14.362616617368452,"endHours":15.087699610199863,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:47","end":"18:11","startHours":17.788031581525505,"endHours":18.188031581525504,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:59","end":"18:26","startHours":17.988031581525505,"endHours":18.441208452045135,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:44","end":"19:29","startHours":17.738031581525505,"endHours":19.488031581525505,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:11","end":"00:55","startHours":24.18736763887422,"endHours":24.91245063170563,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:07","end":"08:28","startHours":7.111786689054348,"endHours":8.471317300613244,"quality":"inauspicious"},{"name":"Śubha","start":"08:28","end":"09:50","startHours":8.471317300613244,"endHours":9.830847912172137,"quality":"auspicious"},{"name":"Roga","start":"09:50","end":"11:11","startHours":9.830847912172137,"endHours":11.190378523731031,"quality":"inauspicious"},{"name":"Udveg","start":"11:11","end":"12:33","startHours":11.190378523731031,"endHours":12.549909135289926,"quality":"inauspicious"},{"name":"Chala","start":"12:33","end":"13:55","startHours":12.549909135289926,"endHours":13.909439746848822,"quality":"neutral"},{"name":"Labha","start":"13:55","end":"15:16","startHours":13.909439746848822,"endHours":15.268970358407715,"quality":"auspicious"},{"name":"Amṛta","start":"15:16","end":"16:38","startHours":15.268970358407715,"endHours":16.62850096996661,"quality":"auspicious"},{"name":"Kāla","start":"16:38","end":"17:59","startHours":16.62850096996661,"endHours":17.988031581525505,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:59","end":"19:38","startHours":17.988031581525505,"endHours":19.62850096996661,"quality":"auspicious"},{"name":"Amṛta","start":"19:38","end":"21:16","startHours":19.62850096996661,"endHours":21.268970358407714,"quality":"auspicious"},{"name":"Kāla","start":"21:16","end":"22:55","startHours":21.268970358407714,"endHours":22.909439746848822,"quality":"inauspicious"},{"name":"Śubha","start":"22:55","end":"00:33","startHours":22.909439746848822,"endHours":24.549909135289926,"quality":"auspicious"},{"name":"Roga","start":"00:33","end":"02:11","startHours":24.549909135289926,"endHours":26.19037852373103,"quality":"inauspicious"},{"name":"Udveg","start":"02:11","end":"03:50","startHours":26.19037852373103,"endHours":27.83084791217214,"quality":"inauspicious"},{"name":"Chala","start":"03:50","end":"05:28","startHours":27.83084791217214,"endHours":29.471317300613244,"quality":"neutral"},{"name":"Labha","start":"05:28","end":"07:07","startHours":29.471317300613244,"endHours":31.111786689054348,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:07","end":"08:07","startHours":7.111786689054348,"endHours":8.111786689054348,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:07","end":"09:07","startHours":8.111786689054348,"endHours":9.111786689054348,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:07","end":"10:07","startHours":9.111786689054348,"endHours":10.111786689054348,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:07","end":"11:07","startHours":10.111786689054348,"endHours":11.111786689054348,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:07","end":"12:07","startHours":11.111786689054348,"endHours":12.111786689054348,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:07","end":"13:07","startHours":12.111786689054348,"endHours":13.111786689054348,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:07","end":"14:07","startHours":13.111786689054348,"endHours":14.111786689054348,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:07","end":"15:07","startHours":14.111786689054348,"endHours":15.111786689054348,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:07","end":"16:07","startHours":15.111786689054348,"endHours":16.111786689054348,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:07","end":"17:07","startHours":16.111786689054348,"endHours":17.111786689054348,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:07","end":"18:07","startHours":17.111786689054348,"endHours":18.111786689054348,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:07","end":"19:07","startHours":18.111786689054348,"endHours":19.111786689054348,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:07","end":"20:07","startHours":19.111786689054348,"endHours":20.111786689054348,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:07","end":"21:07","startHours":20.111786689054348,"endHours":21.111786689054348,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:07","end":"22:07","startHours":21.111786689054348,"endHours":22.111786689054348,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:07","end":"23:07","startHours":22.111786689054348,"endHours":23.111786689054348,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:07","end":"00:07","startHours":23.111786689054348,"endHours":24.111786689054348,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:07","end":"01:07","startHours":24.111786689054348,"endHours":25.111786689054348,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:07","end":"02:07","startHours":25.111786689054348,"endHours":26.111786689054348,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:07","end":"03:07","startHours":26.111786689054348,"endHours":27.111786689054348,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:07","end":"04:07","startHours":27.111786689054348,"endHours":28.111786689054348,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:07","end":"05:07","startHours":28.111786689054348,"endHours":29.111786689054348,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:07","end":"06:07","startHours":29.111786689054348,"endHours":30.111786689054348,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:07","end":"07:07","startHours":30.111786689054348,"endHours":31.111786689054348,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Sushira","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":-17.466878056351234,"eotMinutes":-13.689348117395623,"ayanamsa":22.9601}},"calendars":{"vikram_samvat":1993,"vikram_samvatsara":"Virodhi","saka_samvat":1858,"saka_samvatsara":"Dhātṛ","bengali_samvat":1343,"malayalam_era":1112,"nanakshahi_year":467,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Navamī · Vikram 1993 Virodhi · Śaka 1858 Dhātṛ"},"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":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","relevance":0.5},{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","relevance":0.5}]},"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, 1936 CE · Mathurā · Vidhyamitra","description":"February 1, 1936 CE for Mathurā: Śukla Navamī, sūryodaya 07:07, sūryāsta 17:59.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/1936-02-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/1936-02-01","sa":"https://sa.vidhyamitra.com/city/mathura/1936-02-01","hi":"https://hi.vidhyamitra.com/city/mathura/1936-02-01","x-default":"https://vidhyamitra.com/city/mathura/1936-02-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T13:34:54.619Z","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":"2026-05-14T13:34:54.619Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T13:34:54.619Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}