{"id":"vidhyamitra:city-day:dwarka:1981-12-05:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/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":"dwarka","name":"Dvārakā","lat":22.2393,"lon":68.9686,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"dwarka","name":"Dvārakā","lat":22.2393,"lon":68.9686,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tirtha"},"sunriseLocal":"07:20","sunsetLocal":"18:11","solarNoonLocal":"12:46","dayLengthHours":10.842091865141665,"dayLengthDisplay":"10 Hours 50 Mins 32 Secs","nightLengthDisplay":"13 Hours 09 Mins 28 Secs","moonriseLocal":"13:09","moonsetLocal":"00:57","rahuKala":{"name":"Rāhu Kāla","start":"10:03","end":"11:24","startHours":10.048980644713852,"endHours":11.404242127856559,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:07","end":"15:28","startHours":14.114765094141976,"endHours":15.470026577284685,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:20","end":"08:42","startHours":7.338457678428436,"endHours":8.693719161571144,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:52","end":"10:14","startHours":9.868279113628159,"endHours":10.229682175799546,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:47","end":"08:05","startHours":7.790211506142672,"endHours":8.079333955879783,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:24","end":"13:07","startHours":12.39810054882788,"endHours":13.120906673170659,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:54","end":"06:37","startHours":5.892845429742881,"endHours":6.615651554085659,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:26","end":"07:20","startHours":6.434950022999964,"endHours":7.338457678428436,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:34","end":"15:17","startHours":14.566518921856213,"endHours":15.289325046198991,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:59","end":"18:23","startHours":17.980549543570103,"endHours":18.3805495435701,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:11","end":"18:38","startHours":18.180549543570102,"endHours":18.632303371284337,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:56","end":"19:41","startHours":17.930549543570102,"endHours":19.680549543570102,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:24","end":"01:07","startHours":24.39810054882788,"endHours":25.120906673170655,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:20","end":"08:42","startHours":7.338457678428436,"endHours":8.693719161571144,"quality":"inauspicious"},{"name":"Śubha","start":"08:42","end":"10:03","startHours":8.693719161571144,"endHours":10.048980644713852,"quality":"auspicious"},{"name":"Roga","start":"10:03","end":"11:24","startHours":10.048980644713852,"endHours":11.404242127856559,"quality":"inauspicious"},{"name":"Udveg","start":"11:24","end":"12:46","startHours":11.404242127856559,"endHours":12.759503610999268,"quality":"inauspicious"},{"name":"Chala","start":"12:46","end":"14:07","startHours":12.759503610999268,"endHours":14.114765094141976,"quality":"neutral"},{"name":"Labha","start":"14:07","end":"15:28","startHours":14.114765094141976,"endHours":15.470026577284685,"quality":"auspicious"},{"name":"Amṛta","start":"15:28","end":"16:50","startHours":15.470026577284685,"endHours":16.825288060427393,"quality":"auspicious"},{"name":"Kāla","start":"16:50","end":"18:11","startHours":16.825288060427393,"endHours":18.180549543570102,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:11","end":"19:50","startHours":18.180549543570102,"endHours":19.825288060427393,"quality":"auspicious"},{"name":"Amṛta","start":"19:50","end":"21:28","startHours":19.825288060427393,"endHours":21.470026577284685,"quality":"auspicious"},{"name":"Kāla","start":"21:28","end":"23:07","startHours":21.470026577284685,"endHours":23.11476509414198,"quality":"inauspicious"},{"name":"Śubha","start":"23:07","end":"00:46","startHours":23.11476509414198,"endHours":24.759503610999268,"quality":"auspicious"},{"name":"Roga","start":"00:46","end":"02:24","startHours":24.759503610999268,"endHours":26.404242127856563,"quality":"inauspicious"},{"name":"Udveg","start":"02:24","end":"04:03","startHours":26.404242127856563,"endHours":28.048980644713854,"quality":"inauspicious"},{"name":"Chala","start":"04:03","end":"05:42","startHours":28.048980644713854,"endHours":29.693719161571146,"quality":"neutral"},{"name":"Labha","start":"05:42","end":"07:20","startHours":29.693719161571146,"endHours":31.338457678428437,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:20","end":"08:20","startHours":7.338457678428436,"endHours":8.338457678428437,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:20","end":"09:20","startHours":8.338457678428437,"endHours":9.338457678428437,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:20","end":"10:20","startHours":9.338457678428437,"endHours":10.338457678428437,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:20","end":"11:20","startHours":10.338457678428437,"endHours":11.338457678428437,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:20","end":"12:20","startHours":11.338457678428437,"endHours":12.338457678428437,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:20","end":"13:20","startHours":12.338457678428437,"endHours":13.338457678428437,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:20","end":"14:20","startHours":13.338457678428437,"endHours":14.338457678428437,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:20","end":"15:20","startHours":14.338457678428437,"endHours":15.338457678428437,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:20","end":"16:20","startHours":15.338457678428437,"endHours":16.338457678428437,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:20","end":"17:20","startHours":16.338457678428437,"endHours":17.338457678428437,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:20","end":"18:20","startHours":17.338457678428437,"endHours":18.338457678428437,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:20","end":"19:20","startHours":18.338457678428437,"endHours":19.338457678428437,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:20","end":"20:20","startHours":19.338457678428437,"endHours":20.338457678428437,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:20","end":"21:20","startHours":20.338457678428437,"endHours":21.338457678428437,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:20","end":"22:20","startHours":21.338457678428437,"endHours":22.338457678428437,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:20","end":"23:20","startHours":22.338457678428437,"endHours":23.338457678428437,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:20","end":"00:20","startHours":23.338457678428437,"endHours":24.338457678428437,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:20","end":"01:20","startHours":24.338457678428437,"endHours":25.338457678428437,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:20","end":"02:20","startHours":25.338457678428437,"endHours":26.338457678428437,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:20","end":"03:20","startHours":26.338457678428437,"endHours":27.338457678428437,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:20","end":"04:20","startHours":27.338457678428437,"endHours":28.338457678428437,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:20","end":"05:20","startHours":28.338457678428437,"endHours":29.338457678428437,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:20","end":"06:20","startHours":29.338457678428437,"endHours":30.338457678428437,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:20","end":"07:20","startHours":30.338457678428437,"endHours":31.338457678428437,"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":"dwarka"},"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 · Dvārakā · Vidhyamitra","description":"December 5, 1981 CE for Dvārakā: Śukla Navamī, sūryodaya 07:20, sūryāsta 18:11.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/1981-12-05","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/1981-12-05","sa":"https://sa.vidhyamitra.com/city/dwarka/1981-12-05","hi":"https://hi.vidhyamitra.com/city/dwarka/1981-12-05","x-default":"https://vidhyamitra.com/city/dwarka/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":"2026-05-18T02:25:56.578Z","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":"2026-05-18T02:25:56.578Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T02:25:56.578Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}