{"id":"vidhyamitra:city-day:agra:1981-12-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/agra/1981-12-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-12-08","date_display":"December 8, 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":12,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444946.770833,"kali_year":5083,"ahargana":1856481.2708,"sun":{"sidereal_longitude":231.862,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":7.5677,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":135.7058,"elapsed_within_tithi_degrees":3.7058},"nakshatra":{"number":1,"name":"Aśvinī","pada":3,"moon_longitude":7.5677,"elapsed_within_degrees":7.5677},"yoga":{"number":18,"name":"Varīyān","sum_longitude":239.4297},"karana":{"half_tithi_index":22,"name":"Bava"},"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":1981,"month":12,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444946.770833,"ahargana":1856481.2708,"kali_year":5083,"ayanamsa_lahiri":23.6006,"grahas":{"sun":{"sidereal_longitude":232.262611,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":5.355111000000022,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false,"latitude":-4.4943},"mars":{"sidereal_longitude":152.78001100000006,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":231.04391099999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":188.89431100000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":276.101711,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":175.88041099999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":94.6883,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":274.6883,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"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":12,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444946.770833,"kali_year":5083,"ahargana":1856481.2708,"sun":{"sidereal_longitude":231.862,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":7.5677,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":135.7058,"elapsed_within_tithi_degrees":3.7058},"nakshatra":{"number":1,"name":"Aśvinī","pada":3,"moon_longitude":7.5677,"elapsed_within_degrees":7.5677},"yoga":{"number":18,"name":"Varīyān","sum_longitude":239.4297},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.494,"elongation":135.706},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.494,"opposition_distance":44.294}},"eclipse_window_40days":[]},"city":{"slug":"agra","name":"Agra, Uttar Pradesh","lat":27.1767,"lon":78.0081,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"agra","name":"Agra, Uttar Pradesh","lat":27.1767,"lon":78.0081,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"sunriseLocal":"06:56","sunsetLocal":"17:25","solarNoonLocal":"12:11","dayLengthHours":10.48581612267251,"dayLengthDisplay":"10 Hours 29 Mins 09 Secs","nightLengthDisplay":"13 Hours 30 Mins 51 Secs","moonriseLocal":"14:37","moonsetLocal":"03:29","rahuKala":{"name":"Rāhu Kāla","start":"14:48","end":"16:07","startHours":14.799276945562564,"endHours":16.110003960896627,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:33","end":"10:52","startHours":9.556368884226309,"endHours":10.867095899560372,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:11","end":"13:29","startHours":12.177822914894435,"endHours":13.4885499302285,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:23","end":"09:44","startHours":9.381605282181766,"endHours":9.73113248627085,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:22","end":"07:39","startHours":7.3718238586695355,"endHours":7.651445621940803,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:50","end":"12:32","startHours":11.828295710805351,"endHours":12.527350118983518,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:32","end":"06:14","startHours":5.5368060372018455,"endHours":6.2358604453800135,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:04","end":"06:56","startHours":6.061096843335472,"endHours":6.934914853558181,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:56","end":"14:37","startHours":13.925458935339854,"endHours":14.624513343518021,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:13","end":"17:37","startHours":17.22073097623069,"endHours":17.62073097623069,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:25","end":"17:51","startHours":17.42073097623069,"endHours":17.857639981342043,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:10","end":"18:55","startHours":17.17073097623069,"endHours":18.92073097623069,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:50","end":"00:32","startHours":23.82829571080535,"endHours":24.52735011898352,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:56","end":"08:15","startHours":6.934914853558181,"endHours":8.245641868892244,"quality":"inauspicious"},{"name":"Udveg","start":"08:15","end":"09:33","startHours":8.245641868892244,"endHours":9.556368884226309,"quality":"inauspicious"},{"name":"Chala","start":"09:33","end":"10:52","startHours":9.556368884226309,"endHours":10.867095899560372,"quality":"neutral"},{"name":"Labha","start":"10:52","end":"12:11","startHours":10.867095899560372,"endHours":12.177822914894435,"quality":"auspicious"},{"name":"Amṛta","start":"12:11","end":"13:29","startHours":12.177822914894435,"endHours":13.4885499302285,"quality":"auspicious"},{"name":"Kāla","start":"13:29","end":"14:48","startHours":13.4885499302285,"endHours":14.799276945562564,"quality":"inauspicious"},{"name":"Śubha","start":"14:48","end":"16:07","startHours":14.799276945562564,"endHours":16.110003960896627,"quality":"auspicious"},{"name":"Roga","start":"16:07","end":"17:25","startHours":16.110003960896627,"endHours":17.42073097623069,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:25","end":"19:07","startHours":17.42073097623069,"endHours":19.110003960896627,"quality":"inauspicious"},{"name":"Śubha","start":"19:07","end":"20:48","startHours":19.110003960896627,"endHours":20.79927694556256,"quality":"auspicious"},{"name":"Roga","start":"20:48","end":"22:29","startHours":20.79927694556256,"endHours":22.488549930228498,"quality":"inauspicious"},{"name":"Udveg","start":"22:29","end":"00:11","startHours":22.488549930228498,"endHours":24.177822914894435,"quality":"inauspicious"},{"name":"Chala","start":"00:11","end":"01:52","startHours":24.177822914894435,"endHours":25.867095899560372,"quality":"neutral"},{"name":"Labha","start":"01:52","end":"03:33","startHours":25.867095899560372,"endHours":27.55636888422631,"quality":"auspicious"},{"name":"Amṛta","start":"03:33","end":"05:15","startHours":27.55636888422631,"endHours":29.245641868892243,"quality":"auspicious"},{"name":"Kāla","start":"05:15","end":"06:56","startHours":29.245641868892243,"endHours":30.93491485355818,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:56","end":"07:56","startHours":6.934914853558181,"endHours":7.934914853558181,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:56","end":"08:56","startHours":7.934914853558181,"endHours":8.93491485355818,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:56","end":"09:56","startHours":8.93491485355818,"endHours":9.93491485355818,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:56","end":"10:56","startHours":9.93491485355818,"endHours":10.93491485355818,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:56","end":"11:56","startHours":10.93491485355818,"endHours":11.93491485355818,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:56","end":"12:56","startHours":11.93491485355818,"endHours":12.93491485355818,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:56","end":"13:56","startHours":12.93491485355818,"endHours":13.93491485355818,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:56","end":"14:56","startHours":13.93491485355818,"endHours":14.93491485355818,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:56","end":"15:56","startHours":14.93491485355818,"endHours":15.93491485355818,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:56","end":"16:56","startHours":15.93491485355818,"endHours":16.93491485355818,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:56","end":"17:56","startHours":16.93491485355818,"endHours":17.93491485355818,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:56","end":"18:56","startHours":17.93491485355818,"endHours":18.93491485355818,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:56","end":"19:56","startHours":18.93491485355818,"endHours":19.93491485355818,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:56","end":"20:56","startHours":19.93491485355818,"endHours":20.93491485355818,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:56","end":"21:56","startHours":20.93491485355818,"endHours":21.93491485355818,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:56","end":"22:56","startHours":21.93491485355818,"endHours":22.93491485355818,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:56","end":"23:56","startHours":22.93491485355818,"endHours":23.93491485355818,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:56","end":"00:56","startHours":23.93491485355818,"endHours":24.93491485355818,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:56","end":"01:56","startHours":24.93491485355818,"endHours":25.93491485355818,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:56","end":"02:56","startHours":25.93491485355818,"endHours":26.93491485355818,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:56","end":"03:56","startHours":26.93491485355818,"endHours":27.93491485355818,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:56","end":"04:56","startHours":27.93491485355818,"endHours":28.93491485355818,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:56","end":"05:56","startHours":28.93491485355818,"endHours":29.93491485355818,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:56","end":"06:56","startHours":29.93491485355818,"endHours":30.93491485355818,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.686414680880933,"eotMinutes":7.298225106333945,"ayanamsa":23.6006}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Dvādaśī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[],"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":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"agra"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga December 8, 1981 CE · Agra, Uttar Pradesh · Vidhyamitra","description":"December 8, 1981 CE for Agra, Uttar Pradesh: Śukla Dvādaśī, sūryodaya 06:56, sūryāsta 17:25.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/agra/1981-12-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/agra/1981-12-08","sa":"https://sa.vidhyamitra.com/city/agra/1981-12-08","hi":"https://hi.vidhyamitra.com/city/agra/1981-12-08","x-default":"https://vidhyamitra.com/city/agra/1981-12-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T12:25:22.478Z","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":"2026-06-02T12:25:22.478Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T12:25:22.478Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}