{"id":"vidhyamitra:city-day:dwarka:2139-12-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/2139-12-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2139-12-20","date_display":"December 20, 2139 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":2139,"month":12,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502666.770833,"kali_year":5241,"ahargana":1914201.2708,"sun":{"sidereal_longitude":241.209,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":224.6519,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":343.4429,"elapsed_within_tithi_degrees":7.4429},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":224.6519,"elapsed_within_degrees":11.3186},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":105.8609},"karana":{"half_tithi_index":57,"name":"Śakuni"},"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":2139,"month":12,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2502666.770833,"ahargana":1914201.2708,"kali_year":5241,"ayanamsa_lahiri":25.8082,"grahas":{"sun":{"sidereal_longitude":241.90518299999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"moon":{"sidereal_longitude":226.31778299999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false,"latitude":-3.5327},"mars":{"sidereal_longitude":156.94868300000007,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":246.23238300000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":284.104883,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"venus":{"sidereal_longitude":279.381883,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":287.25948300000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":276.4049,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":96.4049,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":2139,"month":12,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502666.770833,"kali_year":5241,"ahargana":1914201.2708,"sun":{"sidereal_longitude":241.209,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":224.6519,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":343.4429,"elapsed_within_tithi_degrees":7.4429},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":224.6519,"elapsed_within_degrees":11.3186},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":105.8609},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.533,"elongation":16.557},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.533,"opposition_distance":163.443}},"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":"07:29","sunsetLocal":"18:15","solarNoonLocal":"12:52","dayLengthHours":10.772651690260759,"dayLengthDisplay":"10 Hours 46 Mins 22 Secs","nightLengthDisplay":"13 Hours 13 Mins 38 Secs","moonriseLocal":"06:26","moonsetLocal":"17:14","rahuKala":{"name":"Rāhu Kāla","start":"16:55","end":"18:15","startHours":16.91097242513997,"endHours":18.257553886422567,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:52","end":"14:13","startHours":12.871228041292188,"endHours":14.21780950257478,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:34","end":"16:55","startHours":15.564390963857377,"endHours":16.91097242513997,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"10:00","end":"10:21","startHours":9.998520923889318,"endHours":10.357609313564677,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:56","end":"08:13","startHours":7.933762683256006,"endHours":8.221033394996294,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:31","end":"13:14","startHours":12.51213965161683,"endHours":13.230316430967546,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:03","end":"06:46","startHours":6.048548637460373,"endHours":6.766725416811091,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:35","end":"07:29","startHours":6.587181221973411,"endHours":7.484902196161808,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:40","end":"15:23","startHours":14.666669989668979,"endHours":15.384846769019696,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:03","end":"18:27","startHours":18.057553886422568,"endHours":18.457553886422566,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:15","end":"18:42","startHours":18.257553886422567,"endHours":18.706414373516765,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:00","end":"19:45","startHours":18.007553886422567,"endHours":19.757553886422567,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:31","end":"01:14","startHours":24.512139651616828,"endHours":25.230316430967548,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:29","end":"08:50","startHours":7.484902196161808,"endHours":8.831483657444402,"quality":"inauspicious"},{"name":"Chala","start":"08:50","end":"10:11","startHours":8.831483657444402,"endHours":10.178065118726998,"quality":"neutral"},{"name":"Labha","start":"10:11","end":"11:31","startHours":10.178065118726998,"endHours":11.524646580009591,"quality":"auspicious"},{"name":"Amṛta","start":"11:31","end":"12:52","startHours":11.524646580009591,"endHours":12.871228041292188,"quality":"auspicious"},{"name":"Kāla","start":"12:52","end":"14:13","startHours":12.871228041292188,"endHours":14.21780950257478,"quality":"inauspicious"},{"name":"Śubha","start":"14:13","end":"15:34","startHours":14.21780950257478,"endHours":15.564390963857377,"quality":"auspicious"},{"name":"Roga","start":"15:34","end":"16:55","startHours":15.564390963857377,"endHours":16.91097242513997,"quality":"inauspicious"},{"name":"Udveg","start":"16:55","end":"18:15","startHours":16.91097242513997,"endHours":18.257553886422567,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:15","end":"19:55","startHours":18.257553886422567,"endHours":19.910972425139974,"quality":"auspicious"},{"name":"Roga","start":"19:55","end":"21:34","startHours":19.910972425139974,"endHours":21.564390963857377,"quality":"inauspicious"},{"name":"Udveg","start":"21:34","end":"23:13","startHours":21.564390963857377,"endHours":23.21780950257478,"quality":"inauspicious"},{"name":"Chala","start":"23:13","end":"00:52","startHours":23.21780950257478,"endHours":24.871228041292188,"quality":"neutral"},{"name":"Labha","start":"00:52","end":"02:31","startHours":24.871228041292188,"endHours":26.524646580009595,"quality":"auspicious"},{"name":"Amṛta","start":"02:31","end":"04:11","startHours":26.524646580009595,"endHours":28.178065118726998,"quality":"auspicious"},{"name":"Kāla","start":"04:11","end":"05:50","startHours":28.178065118726998,"endHours":29.8314836574444,"quality":"inauspicious"},{"name":"Śubha","start":"05:50","end":"07:29","startHours":29.8314836574444,"endHours":31.48490219616181,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:29","end":"08:29","startHours":7.484902196161808,"endHours":8.484902196161809,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:29","end":"09:29","startHours":8.484902196161809,"endHours":9.484902196161809,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:29","end":"10:29","startHours":9.484902196161809,"endHours":10.484902196161809,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:29","end":"11:29","startHours":10.484902196161809,"endHours":11.484902196161809,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:29","end":"12:29","startHours":11.484902196161809,"endHours":12.484902196161809,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:29","end":"13:29","startHours":12.484902196161809,"endHours":13.484902196161809,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:29","end":"14:29","startHours":13.484902196161809,"endHours":14.484902196161809,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:29","end":"15:29","startHours":14.484902196161809,"endHours":15.484902196161809,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:29","end":"16:29","startHours":15.484902196161809,"endHours":16.48490219616181,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:29","end":"17:29","startHours":16.48490219616181,"endHours":17.48490219616181,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:29","end":"18:29","startHours":17.48490219616181,"endHours":18.48490219616181,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:29","end":"19:29","startHours":18.48490219616181,"endHours":19.48490219616181,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:29","end":"20:29","startHours":19.48490219616181,"endHours":20.48490219616181,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:29","end":"21:29","startHours":20.48490219616181,"endHours":21.48490219616181,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:29","end":"22:29","startHours":21.48490219616181,"endHours":22.48490219616181,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:29","end":"23:29","startHours":22.48490219616181,"endHours":23.48490219616181,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:29","end":"00:29","startHours":23.48490219616181,"endHours":24.48490219616181,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:29","end":"01:29","startHours":24.48490219616181,"endHours":25.48490219616181,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:29","end":"02:29","startHours":25.48490219616181,"endHours":26.48490219616181,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:29","end":"03:29","startHours":26.48490219616181,"endHours":27.48490219616181,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:29","end":"04:29","startHours":27.48490219616181,"endHours":28.48490219616181,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:29","end":"05:29","startHours":28.48490219616181,"endHours":29.48490219616181,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:29","end":"06:29","startHours":29.48490219616181,"endHours":30.48490219616181,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:29","end":"07:29","startHours":30.48490219616181,"endHours":31.48490219616181,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"North-East","rahuVasa":"North-East","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-23.41672445831185,"eotMinutes":1.851917522468745,"ayanamsa":25.8082}},"calendars":{"vikram_samvat":2196,"vikram_samvatsara":"Paridhāvi","saka_samvat":2061,"saka_samvatsara":"Vikāri","bengali_samvat":1546,"malayalam_era":1315,"nanakshahi_year":670,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Caturdaśī · Vikram 2196 Paridhāvi · Śaka 2061 Vikāri"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":5},{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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":"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 20, 2139 CE · Dvārakā · Vidhyamitra","description":"December 20, 2139 CE for Dvārakā: Kṛṣṇa Caturdaśī, sūryodaya 07:29, sūryāsta 18:15.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/2139-12-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/2139-12-20","sa":"https://sa.vidhyamitra.com/city/dwarka/2139-12-20","hi":"https://hi.vidhyamitra.com/city/dwarka/2139-12-20","x-default":"https://vidhyamitra.com/city/dwarka/2139-12-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T04:08:36.018Z","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":"2026-05-18T04:08:36.019Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T04:08:36.019Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}