{"id":"vidhyamitra:city-day:dwarka:2017-12-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/2017-12-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2017-12-13","date_display":"December 13, 2017 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":2017,"month":12,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458100.770833,"kali_year":5119,"ahargana":1869635.2708,"sun":{"sidereal_longitude":236.6624,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":176.3423,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":299.6799,"elapsed_within_tithi_degrees":11.6799},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":176.3423,"elapsed_within_degrees":3.0089},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":53.0046},"karana":{"half_tithi_index":49,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2017,"month":12,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458100.770833,"ahargana":1869635.2708,"kali_year":5119,"ayanamsa_lahiri":24.1037,"grahas":{"sun":{"sidereal_longitude":237.10823200000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":179.17873199999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false,"latitude":3.8406},"mars":{"sidereal_longitude":187.89533200000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":236.95503199999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":199.12913200000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":230.33433200000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":244.90293199999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":117.726,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":297.726,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"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":2017,"month":12,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458100.770833,"kali_year":5119,"ahargana":1869635.2708,"sun":{"sidereal_longitude":236.6624,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":176.3423,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":299.6799,"elapsed_within_tithi_degrees":11.6799},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":176.3423,"elapsed_within_degrees":3.0089},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":53.0046},"karana":{"half_tithi_index":49,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.841,"elongation":60.32},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.841,"opposition_distance":119.68}},"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":"07:25","sunsetLocal":"18:13","solarNoonLocal":"12:49","dayLengthHours":10.79014926861348,"dayLengthDisplay":"10 Hours 47 Mins 25 Secs","nightLengthDisplay":"13 Hours 12 Mins 35 Secs","moonriseLocal":"03:10","moonsetLocal":"14:45","rahuKala":{"name":"Rāhu Kāla","start":"12:49","end":"14:10","startHours":12.817249162509697,"endHours":14.166017821086381,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:46","end":"10:07","startHours":8.770943186779643,"endHours":10.119711845356328,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:28","end":"12:49","startHours":11.468480503933012,"endHours":12.817249162509697,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:56","end":"10:18","startHours":9.939876024212769,"endHours":10.299547666499885,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:52","end":"08:10","startHours":7.871764081061853,"endHours":8.159501394891546,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:27","end":"13:11","startHours":12.457577520222582,"endHours":13.176920804796815,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:59","end":"06:42","startHours":5.983487959054494,"endHours":6.702831243628726,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:31","end":"07:25","startHours":6.522995422485168,"endHours":7.422174528202958,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:37","end":"15:20","startHours":14.615607373945277,"endHours":15.334950658519508,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:01","end":"18:25","startHours":18.01232379681644,"endHours":18.412323796816437,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:13","end":"18:40","startHours":18.212323796816438,"endHours":18.661913349675334,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:58","end":"19:43","startHours":17.962323796816438,"endHours":19.712323796816438,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:27","end":"01:11","startHours":24.457577520222582,"endHours":25.17692080479681,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:25","end":"08:46","startHours":7.422174528202958,"endHours":8.770943186779643,"quality":"auspicious"},{"name":"Amṛta","start":"08:46","end":"10:07","startHours":8.770943186779643,"endHours":10.119711845356328,"quality":"auspicious"},{"name":"Kāla","start":"10:07","end":"11:28","startHours":10.119711845356328,"endHours":11.468480503933012,"quality":"inauspicious"},{"name":"Śubha","start":"11:28","end":"12:49","startHours":11.468480503933012,"endHours":12.817249162509697,"quality":"auspicious"},{"name":"Roga","start":"12:49","end":"14:10","startHours":12.817249162509697,"endHours":14.166017821086381,"quality":"inauspicious"},{"name":"Udveg","start":"14:10","end":"15:31","startHours":14.166017821086381,"endHours":15.51478647966307,"quality":"inauspicious"},{"name":"Chala","start":"15:31","end":"16:52","startHours":15.51478647966307,"endHours":16.863555138239754,"quality":"neutral"},{"name":"Labha","start":"16:52","end":"18:13","startHours":16.863555138239754,"endHours":18.212323796816438,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:13","end":"19:52","startHours":18.212323796816438,"endHours":19.863555138239754,"quality":"inauspicious"},{"name":"Chala","start":"19:52","end":"21:31","startHours":19.863555138239754,"endHours":21.51478647966307,"quality":"neutral"},{"name":"Labha","start":"21:31","end":"23:10","startHours":21.51478647966307,"endHours":23.166017821086385,"quality":"auspicious"},{"name":"Amṛta","start":"23:10","end":"00:49","startHours":23.166017821086385,"endHours":24.817249162509697,"quality":"auspicious"},{"name":"Kāla","start":"00:49","end":"02:28","startHours":24.817249162509697,"endHours":26.468480503933016,"quality":"inauspicious"},{"name":"Śubha","start":"02:28","end":"04:07","startHours":26.468480503933016,"endHours":28.119711845356328,"quality":"auspicious"},{"name":"Roga","start":"04:07","end":"05:46","startHours":28.119711845356328,"endHours":29.770943186779643,"quality":"inauspicious"},{"name":"Udveg","start":"05:46","end":"07:25","startHours":29.770943186779643,"endHours":31.42217452820296,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:25","end":"08:25","startHours":7.422174528202958,"endHours":8.422174528202959,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:25","end":"09:25","startHours":8.422174528202959,"endHours":9.422174528202959,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:25","end":"10:25","startHours":9.422174528202959,"endHours":10.422174528202959,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:25","end":"11:25","startHours":10.422174528202959,"endHours":11.422174528202959,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:25","end":"12:25","startHours":11.422174528202959,"endHours":12.422174528202959,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:25","end":"13:25","startHours":12.422174528202959,"endHours":13.422174528202959,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:25","end":"14:25","startHours":13.422174528202959,"endHours":14.422174528202959,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:25","end":"15:25","startHours":14.422174528202959,"endHours":15.422174528202959,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:25","end":"16:25","startHours":15.422174528202959,"endHours":16.42217452820296,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:25","end":"17:25","startHours":16.42217452820296,"endHours":17.42217452820296,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:25","end":"18:25","startHours":17.42217452820296,"endHours":18.42217452820296,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:25","end":"19:25","startHours":18.42217452820296,"endHours":19.42217452820296,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:25","end":"20:25","startHours":19.42217452820296,"endHours":20.42217452820296,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:25","end":"21:25","startHours":20.42217452820296,"endHours":21.42217452820296,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:25","end":"22:25","startHours":21.42217452820296,"endHours":22.42217452820296,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:25","end":"23:25","startHours":22.42217452820296,"endHours":23.42217452820296,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:25","end":"00:25","startHours":23.42217452820296,"endHours":24.42217452820296,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:25","end":"01:25","startHours":24.42217452820296,"endHours":25.42217452820296,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:25","end":"02:25","startHours":25.42217452820296,"endHours":26.42217452820296,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:25","end":"03:25","startHours":26.42217452820296,"endHours":27.42217452820296,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:25","end":"04:25","startHours":27.42217452820296,"endHours":28.42217452820296,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:25","end":"05:25","startHours":28.42217452820296,"endHours":29.42217452820296,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:25","end":"06:25","startHours":29.42217452820296,"endHours":30.42217452820296,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:25","end":"07:25","startHours":30.42217452820296,"endHours":31.42217452820296,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"North-West","rahuVasa":"South-West","anandadiYoga":{"name":"Cara","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":-23.145233531134,"eotMinutes":5.090650249418121,"ayanamsa":24.1037}},"calendars":{"vikram_samvat":2074,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1939,"saka_samvatsara":"Hemalambī","bengali_samvat":1424,"malayalam_era":1193,"nanakshahi_year":548,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Kṛṣṇa Pakṣa","solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Kṛṣṇa Daśamī · Vikram 2074 Sādhāraṇa · Śaka 1939 Hemalambī"},"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":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 13, 2017 CE · Dvārakā · Vidhyamitra","description":"December 13, 2017 CE for Dvārakā: Kṛṣṇa Daśamī, sūryodaya 07:25, sūryāsta 18:13.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/2017-12-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/2017-12-13","sa":"https://sa.vidhyamitra.com/city/dwarka/2017-12-13","hi":"https://hi.vidhyamitra.com/city/dwarka/2017-12-13","x-default":"https://vidhyamitra.com/city/dwarka/2017-12-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T06:07:16.132Z","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":"2026-05-15T06:07:16.132Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T06:07:16.132Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}