{"id":"vidhyamitra:city-day:jamnagar:1981-12-05:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/jamnagar/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":"jamnagar","name":"Jamnagar, Gujarat","lat":22.4707,"lon":70.0577,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"jamnagar","name":"Jamnagar, Gujarat","lat":22.4707,"lon":70.0577,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tier-1"},"sunriseLocal":"07:16","sunsetLocal":"18:06","solarNoonLocal":"12:41","dayLengthHours":10.827318011861209,"dayLengthDisplay":"10 Hours 49 Mins 38 Secs","nightLengthDisplay":"13 Hours 10 Mins 22 Secs","moonriseLocal":"13:05","moonsetLocal":"00:53","rahuKala":{"name":"Rāhu Kāla","start":"09:59","end":"11:20","startHours":9.9800674413673,"endHours":11.333482192849953,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:02","end":"15:24","startHours":14.040311695815255,"endHours":15.393726447297905,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:16","end":"08:38","startHours":7.273237938401999,"endHours":8.62665268988465,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:48","end":"10:10","startHours":9.799612141169614,"endHours":10.160522741564987,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:43","end":"08:01","startHours":7.7243761888962155,"endHours":8.013104669212515,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:20","end":"13:03","startHours":12.32598634393723,"endHours":13.047807544727975,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:50","end":"06:33","startHours":5.829595536820504,"endHours":6.551416737611252,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:22","end":"07:16","startHours":6.370961437413564,"endHours":7.273237938401999,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:29","end":"15:13","startHours":14.491449946309473,"endHours":15.21327114710022,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:54","end":"18:18","startHours":17.900555950263207,"endHours":18.300555950263206,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:06","end":"18:33","startHours":18.100555950263207,"endHours":18.551694200757424,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:51","end":"19:36","startHours":17.850555950263207,"endHours":19.600555950263207,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:20","end":"01:03","startHours":24.325986343937227,"endHours":25.047807544727977,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:16","end":"08:38","startHours":7.273237938401999,"endHours":8.62665268988465,"quality":"inauspicious"},{"name":"Śubha","start":"08:38","end":"09:59","startHours":8.62665268988465,"endHours":9.9800674413673,"quality":"auspicious"},{"name":"Roga","start":"09:59","end":"11:20","startHours":9.9800674413673,"endHours":11.333482192849953,"quality":"inauspicious"},{"name":"Udveg","start":"11:20","end":"12:41","startHours":11.333482192849953,"endHours":12.686896944332602,"quality":"inauspicious"},{"name":"Chala","start":"12:41","end":"14:02","startHours":12.686896944332602,"endHours":14.040311695815255,"quality":"neutral"},{"name":"Labha","start":"14:02","end":"15:24","startHours":14.040311695815255,"endHours":15.393726447297905,"quality":"auspicious"},{"name":"Amṛta","start":"15:24","end":"16:45","startHours":15.393726447297905,"endHours":16.747141198780557,"quality":"auspicious"},{"name":"Kāla","start":"16:45","end":"18:06","startHours":16.747141198780557,"endHours":18.100555950263207,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:06","end":"19:45","startHours":18.100555950263207,"endHours":19.747141198780554,"quality":"auspicious"},{"name":"Amṛta","start":"19:45","end":"21:24","startHours":19.747141198780554,"endHours":21.393726447297905,"quality":"auspicious"},{"name":"Kāla","start":"21:24","end":"23:02","startHours":21.393726447297905,"endHours":23.040311695815255,"quality":"inauspicious"},{"name":"Śubha","start":"23:02","end":"00:41","startHours":23.040311695815255,"endHours":24.686896944332602,"quality":"auspicious"},{"name":"Roga","start":"00:41","end":"02:20","startHours":24.686896944332602,"endHours":26.33348219284995,"quality":"inauspicious"},{"name":"Udveg","start":"02:20","end":"03:59","startHours":26.33348219284995,"endHours":27.9800674413673,"quality":"inauspicious"},{"name":"Chala","start":"03:59","end":"05:38","startHours":27.9800674413673,"endHours":29.62665268988465,"quality":"neutral"},{"name":"Labha","start":"05:38","end":"07:16","startHours":29.62665268988465,"endHours":31.273237938401998,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:16","end":"08:16","startHours":7.273237938401999,"endHours":8.273237938401998,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:16","end":"09:16","startHours":8.273237938401998,"endHours":9.273237938401998,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:16","end":"10:16","startHours":9.273237938401998,"endHours":10.273237938401998,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:16","end":"11:16","startHours":10.273237938401998,"endHours":11.273237938401998,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:16","end":"12:16","startHours":11.273237938401998,"endHours":12.273237938401998,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:16","end":"13:16","startHours":12.273237938401998,"endHours":13.273237938401998,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:16","end":"14:16","startHours":13.273237938401998,"endHours":14.273237938401998,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:16","end":"15:16","startHours":14.273237938401998,"endHours":15.273237938401998,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:16","end":"16:16","startHours":15.273237938401998,"endHours":16.273237938401998,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:16","end":"17:16","startHours":16.273237938401998,"endHours":17.273237938401998,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:16","end":"18:16","startHours":17.273237938401998,"endHours":18.273237938401998,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:16","end":"19:16","startHours":18.273237938401998,"endHours":19.273237938401998,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:16","end":"20:16","startHours":19.273237938401998,"endHours":20.273237938401998,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:16","end":"21:16","startHours":20.273237938401998,"endHours":21.273237938401998,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:16","end":"22:16","startHours":21.273237938401998,"endHours":22.273237938401998,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:16","end":"23:16","startHours":22.273237938401998,"endHours":23.273237938401998,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:16","end":"00:16","startHours":23.273237938401998,"endHours":24.273237938401998,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:16","end":"01:16","startHours":24.273237938401998,"endHours":25.273237938401998,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:16","end":"02:16","startHours":25.273237938401998,"endHours":26.273237938401998,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:16","end":"03:16","startHours":26.273237938401998,"endHours":27.273237938401998,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:16","end":"04:16","startHours":27.273237938401998,"endHours":28.273237938401998,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:16","end":"05:16","startHours":28.273237938401998,"endHours":29.273237938401998,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:16","end":"06:16","startHours":29.273237938401998,"endHours":30.273237938401998,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:16","end":"07:16","startHours":30.273237938401998,"endHours":31.273237938401998,"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":"jamnagar"},"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 · Jamnagar, Gujarat · Vidhyamitra","description":"December 5, 1981 CE for Jamnagar, Gujarat: Śukla Navamī, sūryodaya 07:16, sūryāsta 18:06.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/jamnagar/1981-12-05","hreflang_alternates":{"en":"https://vidhyamitra.com/city/jamnagar/1981-12-05","sa":"https://sa.vidhyamitra.com/city/jamnagar/1981-12-05","hi":"https://hi.vidhyamitra.com/city/jamnagar/1981-12-05","x-default":"https://vidhyamitra.com/city/jamnagar/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":"2026-05-18T11:34:04.626Z","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":"2026-05-18T11:34:04.626Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T11:34:04.626Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}