{"id":"vidhyamitra:city-day:varanasi:1981-12-05:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/varanasi/1981-12-05","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-12-05","date_display":"December 5, 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":5,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444943.770833,"kali_year":5083,"ahargana":1856478.2708,"sun":{"sidereal_longitude":228.7917,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":327.1358,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":98.3442,"elapsed_within_tithi_degrees":2.3442},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3,"moon_longitude":327.1358,"elapsed_within_degrees":7.1358},"yoga":{"number":15,"name":"Vajra","sum_longitude":195.9275},"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":1981,"month":12,"day":5,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444943.770833,"ahargana":1856478.2708,"kali_year":5083,"ayanamsa_lahiri":23.6005,"grahas":{"sun":{"sidereal_longitude":229.21692600000006,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":323.581826,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false,"latitude":-3.5586},"mars":{"sidereal_longitude":151.287526,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":226.317726,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":188.33372600000007,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":273.918326,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":175.61772599999995,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":94.8472,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":274.8472,"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":5,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444943.770833,"kali_year":5083,"ahargana":1856478.2708,"sun":{"sidereal_longitude":228.7917,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":327.1358,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":98.3442,"elapsed_within_tithi_degrees":2.3442},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3,"moon_longitude":327.1358,"elapsed_within_degrees":7.1358},"yoga":{"number":15,"name":"Vajra","sum_longitude":195.9275},"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":98.344},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.559,"opposition_distance":81.656}},"eclipse_window_40days":[]},"city":{"slug":"varanasi","name":"Vārāṇasī (Kāśī)","lat":25.3176,"lon":82.9739,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"varanasi","name":"Vārāṇasī (Kāśī)","lat":25.3176,"lon":82.9739,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"06:30","sunsetLocal":"17:09","solarNoonLocal":"11:50","dayLengthHours":10.64105889475212,"dayLengthDisplay":"10 Hours 38 Mins 28 Secs","nightLengthDisplay":"13 Hours 21 Mins 32 Secs","moonriseLocal":"12:14","moonsetLocal":"00:00","rahuKala":{"name":"Rāhu Kāla","start":"09:10","end":"10:30","startHours":9.165552220644571,"endHours":10.495684582488586,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:09","end":"14:29","startHours":13.155949306176616,"endHours":14.486081668020631,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:30","end":"07:50","startHours":6.505287496956541,"endHours":7.835419858800556,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:59","end":"09:21","startHours":8.988201239065368,"endHours":9.342903202223773,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:57","end":"07:14","startHours":6.948664950904546,"endHours":7.232426521431269,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:28","end":"12:11","startHours":11.471114981174198,"endHours":12.180518907491004,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:05","end":"05:48","startHours":5.0864796443229245,"endHours":5.795883570639733,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:37","end":"06:30","startHours":5.618532589060531,"endHours":6.505287496956541,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:36","end":"14:19","startHours":13.599326760124622,"endHours":14.30873068644143,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:57","end":"17:21","startHours":16.946346391708662,"endHours":17.34634639170866,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:09","end":"17:35","startHours":17.14634639170866,"endHours":17.589723845656668,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:54","end":"18:39","startHours":16.89634639170866,"endHours":18.64634639170866,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:28","end":"00:11","startHours":23.471114981174196,"endHours":24.180518907491006,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:30","end":"07:50","startHours":6.505287496956541,"endHours":7.835419858800556,"quality":"inauspicious"},{"name":"Śubha","start":"07:50","end":"09:10","startHours":7.835419858800556,"endHours":9.165552220644571,"quality":"auspicious"},{"name":"Roga","start":"09:10","end":"10:30","startHours":9.165552220644571,"endHours":10.495684582488586,"quality":"inauspicious"},{"name":"Udveg","start":"10:30","end":"11:50","startHours":10.495684582488586,"endHours":11.825816944332601,"quality":"inauspicious"},{"name":"Chala","start":"11:50","end":"13:09","startHours":11.825816944332601,"endHours":13.155949306176616,"quality":"neutral"},{"name":"Labha","start":"13:09","end":"14:29","startHours":13.155949306176616,"endHours":14.486081668020631,"quality":"auspicious"},{"name":"Amṛta","start":"14:29","end":"15:49","startHours":14.486081668020631,"endHours":15.816214029864646,"quality":"auspicious"},{"name":"Kāla","start":"15:49","end":"17:09","startHours":15.816214029864646,"endHours":17.14634639170866,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:09","end":"18:49","startHours":17.14634639170866,"endHours":18.816214029864646,"quality":"auspicious"},{"name":"Amṛta","start":"18:49","end":"20:29","startHours":18.816214029864646,"endHours":20.48608166802063,"quality":"auspicious"},{"name":"Kāla","start":"20:29","end":"22:09","startHours":20.48608166802063,"endHours":22.155949306176616,"quality":"inauspicious"},{"name":"Śubha","start":"22:09","end":"23:50","startHours":22.155949306176616,"endHours":23.8258169443326,"quality":"auspicious"},{"name":"Roga","start":"23:50","end":"01:30","startHours":23.8258169443326,"endHours":25.495684582488586,"quality":"inauspicious"},{"name":"Udveg","start":"01:30","end":"03:10","startHours":25.495684582488586,"endHours":27.16555222064457,"quality":"inauspicious"},{"name":"Chala","start":"03:10","end":"04:50","startHours":27.16555222064457,"endHours":28.835419858800556,"quality":"neutral"},{"name":"Labha","start":"04:50","end":"06:30","startHours":28.835419858800556,"endHours":30.50528749695654,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:30","end":"07:30","startHours":6.505287496956541,"endHours":7.505287496956541,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:30","end":"08:30","startHours":7.505287496956541,"endHours":8.50528749695654,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:30","end":"09:30","startHours":8.50528749695654,"endHours":9.50528749695654,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:30","end":"10:30","startHours":9.50528749695654,"endHours":10.50528749695654,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:30","end":"11:30","startHours":10.50528749695654,"endHours":11.50528749695654,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:30","end":"12:30","startHours":11.50528749695654,"endHours":12.50528749695654,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:30","end":"13:30","startHours":12.50528749695654,"endHours":13.50528749695654,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:30","end":"14:30","startHours":13.50528749695654,"endHours":14.50528749695654,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:30","end":"15:30","startHours":14.50528749695654,"endHours":15.50528749695654,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:30","end":"16:30","startHours":15.50528749695654,"endHours":16.50528749695654,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:30","end":"17:30","startHours":16.50528749695654,"endHours":17.50528749695654,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:30","end":"18:30","startHours":17.50528749695654,"endHours":18.50528749695654,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:30","end":"19:30","startHours":18.50528749695654,"endHours":19.50528749695654,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:30","end":"20:30","startHours":19.50528749695654,"endHours":20.50528749695654,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:30","end":"21:30","startHours":20.50528749695654,"endHours":21.50528749695654,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:30","end":"22:30","startHours":21.50528749695654,"endHours":22.50528749695654,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:30","end":"23:30","startHours":22.50528749695654,"endHours":23.50528749695654,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:30","end":"00:30","startHours":23.50528749695654,"endHours":24.50528749695654,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:30","end":"01:30","startHours":24.50528749695654,"endHours":25.50528749695654,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:30","end":"02:30","startHours":25.50528749695654,"endHours":26.50528749695654,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:30","end":"03:30","startHours":26.50528749695654,"endHours":27.50528749695654,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:30","end":"04:30","startHours":27.50528749695654,"endHours":28.50528749695654,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:30","end":"05:30","startHours":28.50528749695654,"endHours":29.50528749695654,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:30","end":"06:30","startHours":29.50528749695654,"endHours":30.50528749695654,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"East","anandadiYoga":{"name":"Amṛta","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":-22.332503736459536,"eotMinutes":8.555383340043877,"ayanamsa":23.6005}},"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","solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Navamī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"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":"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":"-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":"varanasi"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga December 5, 1981 CE · Vārāṇasī (Kāśī) · Vidhyamitra","description":"December 5, 1981 CE for Vārāṇasī (Kāśī): Śukla Navamī, sūryodaya 06:30, sūryāsta 17:09.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/varanasi/1981-12-05","hreflang_alternates":{"en":"https://vidhyamitra.com/city/varanasi/1981-12-05","sa":"https://sa.vidhyamitra.com/city/varanasi/1981-12-05","hi":"https://hi.vidhyamitra.com/city/varanasi/1981-12-05","x-default":"https://vidhyamitra.com/city/varanasi/1981-12-05"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T12:36:38.248Z","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":"2026-05-14T12:36:38.248Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T12:36:38.248Z","pillar_versions":{"BOB-History":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}