{"id":"vidhyamitra:city-day:mathura:1982-12-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/1982-12-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1982-12-12","date_display":"December 12, 1982 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":1982,"month":12,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445315.770833,"kali_year":5084,"ahargana":1856850.2708,"sun":{"sidereal_longitude":235.695,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":197.1664,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":321.4714,"elapsed_within_tithi_degrees":9.4714},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":197.1664,"elapsed_within_degrees":10.4998},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":72.8614},"karana":{"half_tithi_index":53,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":1982,"month":12,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2445315.770833,"ahargana":1856850.2708,"kali_year":5084,"ayanamsa_lahiri":23.6148,"grahas":{"sun":{"sidereal_longitude":236.066013,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":198.739513,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false,"latitude":3.8139},"mars":{"sidereal_longitude":278.033913,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":248.551913,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":214.20711299999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":245.63361299999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":187.30801299999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":75.1369,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":255.1369,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":1982,"month":12,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445315.770833,"kali_year":5084,"ahargana":1856850.2708,"sun":{"sidereal_longitude":235.695,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":197.1664,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":321.4714,"elapsed_within_tithi_degrees":9.4714},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":197.1664,"elapsed_within_degrees":10.4998},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":72.8614},"karana":{"half_tithi_index":53,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.814,"elongation":38.529},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.814,"opposition_distance":141.471}},"eclipse_window_40days":[{"offset_days":3,"type":"solar","occurs":true,"moon_latitude":1.462,"elongation":2.771}]},"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":"07:01","sunsetLocal":"17:27","solarNoonLocal":"12:14","dayLengthHours":10.434701972678624,"dayLengthDisplay":"10 Hours 26 Mins 05 Secs","nightLengthDisplay":"13 Hours 33 Mins 55 Secs","moonriseLocal":"04:15","moonsetLocal":"15:14","rahuKala":{"name":"Rāhu Kāla","start":"16:09","end":"17:27","startHours":16.142408422069266,"endHours":17.446746168654094,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:14","end":"13:32","startHours":12.229395182314782,"endHours":13.53373292889961,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:50","end":"16:09","startHours":14.838070675484438,"endHours":16.142408422069266,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:27","end":"09:48","startHours":9.446807989600483,"endHours":9.794631388689771,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:27","end":"07:44","startHours":7.44682344483708,"endHours":7.72508216410851,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:35","startHours":11.881571783225494,"endHours":12.57721858140407,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:37","end":"06:19","startHours":5.6207505996183205,"endHours":6.316397397796896,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:09","end":"07:01","startHours":6.142485698252252,"endHours":7.012044195975471,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:58","end":"14:40","startHours":13.96851217776122,"endHours":14.664158975939795,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:15","end":"17:39","startHours":17.246746168654095,"endHours":17.646746168654094,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:27","end":"17:53","startHours":17.446746168654094,"endHours":17.881525417515704,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:12","end":"18:57","startHours":17.196746168654094,"endHours":18.946746168654094,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:35","startHours":23.881571783225496,"endHours":24.57721858140407,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:01","end":"08:19","startHours":7.012044195975471,"endHours":8.316381942560298,"quality":"inauspicious"},{"name":"Chala","start":"08:19","end":"09:37","startHours":8.316381942560298,"endHours":9.620719689145126,"quality":"neutral"},{"name":"Labha","start":"09:37","end":"10:56","startHours":9.620719689145126,"endHours":10.925057435729954,"quality":"auspicious"},{"name":"Amṛta","start":"10:56","end":"12:14","startHours":10.925057435729954,"endHours":12.229395182314782,"quality":"auspicious"},{"name":"Kāla","start":"12:14","end":"13:32","startHours":12.229395182314782,"endHours":13.53373292889961,"quality":"inauspicious"},{"name":"Śubha","start":"13:32","end":"14:50","startHours":13.53373292889961,"endHours":14.838070675484438,"quality":"auspicious"},{"name":"Roga","start":"14:50","end":"16:09","startHours":14.838070675484438,"endHours":16.142408422069266,"quality":"inauspicious"},{"name":"Udveg","start":"16:09","end":"17:27","startHours":16.142408422069266,"endHours":17.446746168654094,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:27","end":"19:09","startHours":17.446746168654094,"endHours":19.142408422069266,"quality":"auspicious"},{"name":"Roga","start":"19:09","end":"20:50","startHours":19.142408422069266,"endHours":20.83807067548444,"quality":"inauspicious"},{"name":"Udveg","start":"20:50","end":"22:32","startHours":20.83807067548444,"endHours":22.53373292889961,"quality":"inauspicious"},{"name":"Chala","start":"22:32","end":"00:14","startHours":22.53373292889961,"endHours":24.229395182314782,"quality":"neutral"},{"name":"Labha","start":"00:14","end":"01:56","startHours":24.229395182314782,"endHours":25.925057435729954,"quality":"auspicious"},{"name":"Amṛta","start":"01:56","end":"03:37","startHours":25.925057435729954,"endHours":27.620719689145126,"quality":"auspicious"},{"name":"Kāla","start":"03:37","end":"05:19","startHours":27.620719689145126,"endHours":29.316381942560298,"quality":"inauspicious"},{"name":"Śubha","start":"05:19","end":"07:01","startHours":29.316381942560298,"endHours":31.01204419597547,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:01","end":"08:01","startHours":7.012044195975471,"endHours":8.01204419597547,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:01","end":"09:01","startHours":8.01204419597547,"endHours":9.01204419597547,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:01","end":"10:01","startHours":9.01204419597547,"endHours":10.01204419597547,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:01","end":"11:01","startHours":10.01204419597547,"endHours":11.01204419597547,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:01","end":"12:01","startHours":11.01204419597547,"endHours":12.01204419597547,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:01","end":"13:01","startHours":12.01204419597547,"endHours":13.01204419597547,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:01","end":"14:01","startHours":13.01204419597547,"endHours":14.01204419597547,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:01","end":"15:01","startHours":14.01204419597547,"endHours":15.01204419597547,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:01","end":"16:01","startHours":15.01204419597547,"endHours":16.01204419597547,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:01","end":"17:01","startHours":16.01204419597547,"endHours":17.01204419597547,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:01","end":"18:01","startHours":17.01204419597547,"endHours":18.01204419597547,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:01","end":"19:01","startHours":18.01204419597547,"endHours":19.01204419597547,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:01","end":"20:01","startHours":19.01204419597547,"endHours":20.01204419597547,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:01","end":"21:01","startHours":20.01204419597547,"endHours":21.01204419597547,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:01","end":"22:01","startHours":21.01204419597547,"endHours":22.01204419597547,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:01","end":"23:01","startHours":22.01204419597547,"endHours":23.01204419597547,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:01","end":"00:01","startHours":23.01204419597547,"endHours":24.01204419597547,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:01","end":"01:01","startHours":24.01204419597547,"endHours":25.01204419597547,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:01","end":"02:01","startHours":25.01204419597547,"endHours":26.01204419597547,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:01","end":"03:01","startHours":26.01204419597547,"endHours":27.01204419597547,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:01","end":"04:01","startHours":27.01204419597547,"endHours":28.01204419597547,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:01","end":"05:01","startHours":28.01204419597547,"endHours":29.01204419597547,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:01","end":"06:01","startHours":29.01204419597547,"endHours":30.01204419597547,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:01","end":"07:01","startHours":30.01204419597547,"endHours":31.01204419597547,"planetary_lord":"Jupiter"}],"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":"North-East","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-23.035362406916626,"eotMinutes":5.541489061113115,"ayanamsa":23.6148}},"calendars":{"vikram_samvat":2039,"vikram_samvatsara":"Yuva","saka_samvat":1904,"saka_samvatsara":"Dundubhi","bengali_samvat":1389,"malayalam_era":1158,"nanakshahi_year":513,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Kṛṣṇa Pakṣa","solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Kṛṣṇa Dvādaśī · Vikram 2039 Yuva · Śaka 1904 Dundubhi"},"festivals":[{"id":"vrischika-sankranti","name":"Vṛścika Saṅkrānti","name_sanskrit":"वृश्चिक सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Scorpio.","vrata":false,"detection":{"sun_rashi":"Vṛścika"},"precedence":5}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 December 12, 1982 CE · Mathurā · Vidhyamitra","description":"December 12, 1982 CE for Mathurā: Kṛṣṇa Dvādaśī, sūryodaya 07:01, sūryāsta 17:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/1982-12-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/1982-12-12","sa":"https://sa.vidhyamitra.com/city/mathura/1982-12-12","hi":"https://hi.vidhyamitra.com/city/mathura/1982-12-12","x-default":"https://vidhyamitra.com/city/mathura/1982-12-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T16:36:02.414Z","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":"2026-05-14T16:36:02.414Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T16:36:02.414Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}