{"id":"vidhyamitra:city-day:mathura:1981-02-14:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/1981-02-14","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-02-14","date_display":"February 14, 1981 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":1981,"month":2,"day":14,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444649.770833,"kali_year":5082,"ahargana":1856184.2708,"sun":{"sidereal_longitude":301.8152,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":61.1594,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":119.3442,"elapsed_within_tithi_degrees":11.3442},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3,"moon_longitude":61.1594,"elapsed_within_degrees":7.8261},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":2.9746},"karana":{"half_tithi_index":19,"name":"Gara"},"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":1981,"month":2,"day":14,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444649.770833,"ahargana":1856184.2708,"kali_year":5082,"ayanamsa_lahiri":23.5893,"grahas":{"sun":{"sidereal_longitude":301.676059,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":61.407059000000004,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false,"latitude":-3.4083},"mars":{"sidereal_longitude":312.309659,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":309.02605900000003,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":166.21405900000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":true},"venus":{"sidereal_longitude":288.94805900000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":165.36835900000005,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":110.4247,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":290.4247,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"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":1981,"month":2,"day":14,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444649.770833,"kali_year":5082,"ahargana":1856184.2708,"sun":{"sidereal_longitude":301.8152,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":61.1594,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":119.3442,"elapsed_within_tithi_degrees":11.3442},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3,"moon_longitude":61.1594,"elapsed_within_degrees":7.8261},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":2.9746},"karana":{"half_tithi_index":19,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.408,"elongation":119.344},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.408,"opposition_distance":60.656}},"eclipse_window_40days":[{"offset_days":-9,"type":"solar","occurs":true,"moon_latitude":-0.15,"elongation":0.162}]},"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":"06:58","sunsetLocal":"18:10","solarNoonLocal":"12:34","dayLengthHours":11.202096799495626,"dayLengthDisplay":"11 Hours 12 Mins 08 Secs","nightLengthDisplay":"12 Hours 47 Mins 52 Secs","moonriseLocal":"13:38","moonsetLocal":"03:28","rahuKala":{"name":"Rāhu Kāla","start":"09:46","end":"11:10","startHours":9.764422517090129,"endHours":11.164684617027081,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:58","end":"15:22","startHours":13.965208816900988,"endHours":15.36547091683794,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:58","end":"08:22","startHours":6.963898317216222,"endHours":8.364160417153174,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:35","end":"09:57","startHours":9.5777209037652,"endHours":9.951124130415055,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:26","end":"07:44","startHours":7.43065235052854,"endHours":7.729374931848423,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:11","end":"12:56","startHours":12.19154349031418,"endHours":12.938349943613888,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:28","end":"06:13","startHours":5.470285410616805,"endHours":6.217091863916513,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:02","end":"06:58","startHours":6.030390250591586,"endHours":6.963898317216222,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:11","startHours":14.431962850213306,"endHours":15.178769303513015,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:58","end":"18:22","startHours":17.96599511671185,"endHours":18.365995116711847,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:10","end":"18:38","startHours":18.165995116711848,"endHours":18.632749150024164,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:55","end":"19:40","startHours":17.915995116711848,"endHours":19.665995116711848,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:11","end":"00:56","startHours":24.191543490314178,"endHours":24.93834994361389,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:58","end":"08:22","startHours":6.963898317216222,"endHours":8.364160417153174,"quality":"inauspicious"},{"name":"Śubha","start":"08:22","end":"09:46","startHours":8.364160417153174,"endHours":9.764422517090129,"quality":"auspicious"},{"name":"Roga","start":"09:46","end":"11:10","startHours":9.764422517090129,"endHours":11.164684617027081,"quality":"inauspicious"},{"name":"Udveg","start":"11:10","end":"12:34","startHours":11.164684617027081,"endHours":12.564946716964034,"quality":"inauspicious"},{"name":"Chala","start":"12:34","end":"13:58","startHours":12.564946716964034,"endHours":13.965208816900988,"quality":"neutral"},{"name":"Labha","start":"13:58","end":"15:22","startHours":13.965208816900988,"endHours":15.36547091683794,"quality":"auspicious"},{"name":"Amṛta","start":"15:22","end":"16:46","startHours":15.36547091683794,"endHours":16.765733016774895,"quality":"auspicious"},{"name":"Kāla","start":"16:46","end":"18:10","startHours":16.765733016774895,"endHours":18.165995116711848,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:10","end":"19:46","startHours":18.165995116711848,"endHours":19.765733016774895,"quality":"auspicious"},{"name":"Amṛta","start":"19:46","end":"21:22","startHours":19.765733016774895,"endHours":21.365470916837943,"quality":"auspicious"},{"name":"Kāla","start":"21:22","end":"22:58","startHours":21.365470916837943,"endHours":22.96520881690099,"quality":"inauspicious"},{"name":"Śubha","start":"22:58","end":"00:34","startHours":22.96520881690099,"endHours":24.564946716964034,"quality":"auspicious"},{"name":"Roga","start":"00:34","end":"02:10","startHours":24.564946716964034,"endHours":26.16468461702708,"quality":"inauspicious"},{"name":"Udveg","start":"02:10","end":"03:46","startHours":26.16468461702708,"endHours":27.76442251709013,"quality":"inauspicious"},{"name":"Chala","start":"03:46","end":"05:22","startHours":27.76442251709013,"endHours":29.364160417153172,"quality":"neutral"},{"name":"Labha","start":"05:22","end":"06:58","startHours":29.364160417153172,"endHours":30.96389831721622,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:58","end":"07:58","startHours":6.963898317216222,"endHours":7.963898317216222,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:58","end":"08:58","startHours":7.963898317216222,"endHours":8.963898317216222,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:58","end":"09:58","startHours":8.963898317216222,"endHours":9.963898317216222,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:58","end":"10:58","startHours":9.963898317216222,"endHours":10.963898317216222,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:58","end":"11:58","startHours":10.963898317216222,"endHours":11.963898317216222,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:58","end":"12:58","startHours":11.963898317216222,"endHours":12.963898317216222,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:58","end":"13:58","startHours":12.963898317216222,"endHours":13.963898317216222,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:58","end":"14:58","startHours":13.963898317216222,"endHours":14.963898317216222,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:58","end":"15:58","startHours":14.963898317216222,"endHours":15.963898317216222,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:58","end":"16:58","startHours":15.963898317216222,"endHours":16.96389831721622,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:58","end":"17:58","startHours":16.96389831721622,"endHours":17.96389831721622,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:58","end":"18:58","startHours":17.96389831721622,"endHours":18.96389831721622,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:58","end":"19:58","startHours":18.96389831721622,"endHours":19.96389831721622,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:58","end":"20:58","startHours":19.96389831721622,"endHours":20.96389831721622,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:58","end":"21:58","startHours":20.96389831721622,"endHours":21.96389831721622,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:58","end":"22:58","startHours":21.96389831721622,"endHours":22.96389831721622,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:58","end":"23:58","startHours":22.96389831721622,"endHours":23.96389831721622,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:58","end":"00:58","startHours":23.96389831721622,"endHours":24.96389831721622,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:58","end":"01:58","startHours":24.96389831721622,"endHours":25.96389831721622,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:58","end":"02:58","startHours":25.96389831721622,"endHours":26.96389831721622,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:58","end":"03:58","startHours":26.96389831721622,"endHours":27.96389831721622,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:58","end":"04:58","startHours":27.96389831721622,"endHours":28.96389831721622,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:58","end":"05:58","startHours":28.96389831721622,"endHours":29.96389831721622,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:58","end":"06:58","startHours":29.96389831721622,"endHours":30.96389831721622,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"East","anandadiYoga":{"name":"Ānanda","quality":"Auspicious"},"drikRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-13.098076206939382,"eotMinutes":-14.591603017842075,"ayanamsa":23.5893}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Śukla Pakṣa","solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Daśamī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[{"id":"kumbha-sankranti","name":"Kumbha Saṅkrānti","name_sanskrit":"कुम्भ सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aquarius; Kumbha-māsa begins.","vrata":false,"detection":{"sun_rashi":"Kumbha"},"precedence":5}],"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":[]},"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 14, 1981 CE · Mathurā · Vidhyamitra","description":"February 14, 1981 CE for Mathurā: Śukla Daśamī, sūryodaya 06:58, sūryāsta 18:10.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/1981-02-14","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/1981-02-14","sa":"https://sa.vidhyamitra.com/city/mathura/1981-02-14","hi":"https://hi.vidhyamitra.com/city/mathura/1981-02-14","x-default":"https://vidhyamitra.com/city/mathura/1981-02-14"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T16:33:30.379Z","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":"2026-05-14T16:33:30.379Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T16:33:30.379Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}