{"id":"vidhyamitra:city-day:seattle:2016-12-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/seattle/2016-12-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2016-12-13","date_display":"December 13, 2016 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":2016,"month":12,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457735.770833,"kali_year":5118,"ahargana":1869270.2708,"sun":{"sidereal_longitude":236.9277,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":44.602,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":167.6743,"elapsed_within_tithi_degrees":11.6743},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2,"moon_longitude":44.602,"elapsed_within_degrees":4.602},"yoga":{"number":22,"name":"Sādhya","sum_longitude":281.5297},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2016,"month":12,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457735.770833,"ahargana":1869270.2708,"kali_year":5118,"ayanamsa_lahiri":24.0898,"grahas":{"sun":{"sidereal_longitude":237.36947699999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":43.636077,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false,"latitude":-4.4958},"mars":{"sidereal_longitude":300.8780770000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":257.8460769999999,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":174.119277,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":281.94927699999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":234.87857699999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":137.0655,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":317.0655,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"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":2016,"month":12,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457735.770833,"kali_year":5118,"ahargana":1869270.2708,"sun":{"sidereal_longitude":236.9277,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":44.602,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":167.6743,"elapsed_within_tithi_degrees":11.6743},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2,"moon_longitude":44.602,"elapsed_within_degrees":4.602},"yoga":{"number":22,"name":"Sādhya","sum_longitude":281.5297},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.496,"elongation":167.674},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.496,"opposition_distance":12.326}},"eclipse_window_40days":[]},"city":{"slug":"seattle","name":"Seattle, USA","lat":47.6062,"lon":-122.3321,"tz_offset_hours":-8,"country":"US","tier":"diaspora"},"tier2":{"city":{"slug":"seattle","name":"Seattle, USA","lat":47.6062,"lon":-122.3321,"tz_offset_hours":-8,"country":"US","tier":"diaspora"},"sunriseLocal":"07:50","sunsetLocal":"16:19","solarNoonLocal":"12:04","dayLengthHours":8.475590354777593,"dayLengthDisplay":"8 Hours 28 Mins 32 Secs","nightLengthDisplay":"15 Hours 31 Mins 28 Secs","moonriseLocal":"15:22","moonsetLocal":"06:56","rahuKala":{"name":"Rāhu Kāla","start":"14:11","end":"15:15","startHours":14.189526751204095,"endHours":15.248975545551295,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:57","end":"11:01","startHours":9.9517315738153,"endHours":11.0111803681625,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:04","end":"13:08","startHours":12.070629162509697,"endHours":13.130077956856898,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:49","end":"10:06","startHours":9.810471734569006,"endHours":10.092991413061593,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"08:11","end":"08:25","startHours":8.185983583236634,"endHours":8.411999326030703,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:47","end":"12:21","startHours":11.78810948401711,"endHours":12.353148841002284,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:42","end":"07:16","startHours":6.702755271150556,"endHours":7.267794628135729,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"07:08","end":"07:50","startHours":7.126534788889435,"endHours":7.832833985120901,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:29","end":"14:03","startHours":13.483227554972629,"endHours":14.048266911957802,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:07","end":"16:31","startHours":16.108424339898495,"endHours":16.508424339898493,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"16:19","end":"16:40","startHours":16.308424339898494,"endHours":16.661573938014225,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:04","end":"17:49","startHours":16.058424339898494,"endHours":17.808424339898494,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:47","end":"00:21","startHours":23.78810948401711,"endHours":24.353148841002284,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"07:50","end":"08:54","startHours":7.832833985120901,"endHours":8.8922827794681,"quality":"inauspicious"},{"name":"Udveg","start":"08:54","end":"09:57","startHours":8.8922827794681,"endHours":9.9517315738153,"quality":"inauspicious"},{"name":"Chala","start":"09:57","end":"11:01","startHours":9.9517315738153,"endHours":11.0111803681625,"quality":"neutral"},{"name":"Labha","start":"11:01","end":"12:04","startHours":11.0111803681625,"endHours":12.070629162509697,"quality":"auspicious"},{"name":"Amṛta","start":"12:04","end":"13:08","startHours":12.070629162509697,"endHours":13.130077956856898,"quality":"auspicious"},{"name":"Kāla","start":"13:08","end":"14:11","startHours":13.130077956856898,"endHours":14.189526751204095,"quality":"inauspicious"},{"name":"Śubha","start":"14:11","end":"15:15","startHours":14.189526751204095,"endHours":15.248975545551295,"quality":"auspicious"},{"name":"Roga","start":"15:15","end":"16:19","startHours":15.248975545551295,"endHours":16.308424339898494,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"16:19","end":"18:15","startHours":16.308424339898494,"endHours":18.248975545551296,"quality":"inauspicious"},{"name":"Śubha","start":"18:15","end":"20:11","startHours":18.248975545551296,"endHours":20.189526751204095,"quality":"auspicious"},{"name":"Roga","start":"20:11","end":"22:08","startHours":20.189526751204095,"endHours":22.130077956856898,"quality":"inauspicious"},{"name":"Udveg","start":"22:08","end":"00:04","startHours":22.130077956856898,"endHours":24.070629162509697,"quality":"inauspicious"},{"name":"Chala","start":"00:04","end":"02:01","startHours":24.070629162509697,"endHours":26.0111803681625,"quality":"neutral"},{"name":"Labha","start":"02:01","end":"03:57","startHours":26.0111803681625,"endHours":27.9517315738153,"quality":"auspicious"},{"name":"Amṛta","start":"03:57","end":"05:54","startHours":27.9517315738153,"endHours":29.8922827794681,"quality":"auspicious"},{"name":"Kāla","start":"05:54","end":"07:50","startHours":29.8922827794681,"endHours":31.8328339851209,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:50","end":"08:50","startHours":7.832833985120901,"endHours":8.832833985120901,"planetary_lord":"Mars"},{"name":"Hora 2","start":"08:50","end":"09:50","startHours":8.832833985120901,"endHours":9.832833985120901,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"09:50","end":"10:50","startHours":9.832833985120901,"endHours":10.832833985120901,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"10:50","end":"11:50","startHours":10.832833985120901,"endHours":11.832833985120901,"planetary_lord":"Moon"},{"name":"Hora 5","start":"11:50","end":"12:50","startHours":11.832833985120901,"endHours":12.832833985120901,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"12:50","end":"13:50","startHours":12.832833985120901,"endHours":13.832833985120901,"planetary_lord":"Venus"},{"name":"Hora 7","start":"13:50","end":"14:50","startHours":13.832833985120901,"endHours":14.832833985120901,"planetary_lord":"Sun"},{"name":"Hora 8","start":"14:50","end":"15:50","startHours":14.832833985120901,"endHours":15.832833985120901,"planetary_lord":"Mars"},{"name":"Hora 9","start":"15:50","end":"16:50","startHours":15.832833985120901,"endHours":16.8328339851209,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"16:50","end":"17:50","startHours":16.8328339851209,"endHours":17.8328339851209,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"17:50","end":"18:50","startHours":17.8328339851209,"endHours":18.8328339851209,"planetary_lord":"Moon"},{"name":"Hora 12","start":"18:50","end":"19:50","startHours":18.8328339851209,"endHours":19.8328339851209,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"19:50","end":"20:50","startHours":19.8328339851209,"endHours":20.8328339851209,"planetary_lord":"Venus"},{"name":"Hora 14","start":"20:50","end":"21:50","startHours":20.8328339851209,"endHours":21.8328339851209,"planetary_lord":"Sun"},{"name":"Hora 15","start":"21:50","end":"22:50","startHours":21.8328339851209,"endHours":22.8328339851209,"planetary_lord":"Mars"},{"name":"Hora 16","start":"22:50","end":"23:50","startHours":22.8328339851209,"endHours":23.8328339851209,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"23:50","end":"00:50","startHours":23.8328339851209,"endHours":24.8328339851209,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"00:50","end":"01:50","startHours":24.8328339851209,"endHours":25.8328339851209,"planetary_lord":"Moon"},{"name":"Hora 19","start":"01:50","end":"02:50","startHours":25.8328339851209,"endHours":26.8328339851209,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"02:50","end":"03:50","startHours":26.8328339851209,"endHours":27.8328339851209,"planetary_lord":"Venus"},{"name":"Hora 21","start":"03:50","end":"04:50","startHours":27.8328339851209,"endHours":28.8328339851209,"planetary_lord":"Sun"},{"name":"Hora 22","start":"04:50","end":"05:50","startHours":28.8328339851209,"endHours":29.8328339851209,"planetary_lord":"Mars"},{"name":"Hora 23","start":"05:50","end":"06:50","startHours":29.8328339851209,"endHours":30.8328339851209,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"06:50","end":"07:50","startHours":30.8328339851209,"endHours":31.8328339851209,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"North","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.16135193092956,"eotMinutes":5.090650249418121,"ayanamsa":24.0898}},"calendars":{"vikram_samvat":2073,"vikram_samvatsara":"Saumya","saka_samvat":1938,"saka_samvatsara":"Durmukhi","bengali_samvat":1423,"malayalam_era":1192,"nanakshahi_year":547,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Caturdaśī · Vikram 2073 Saumya · Śaka 1938 Durmukhi"},"festivals":[],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Rohiṇī","url":"/day/-3226-07-09","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"seattle"},"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, 2016 CE · Seattle, USA · Vidhyamitra","description":"December 13, 2016 CE for Seattle, USA: Śukla Caturdaśī, sūryodaya 07:50, sūryāsta 16:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/seattle/2016-12-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/seattle/2016-12-13","sa":"https://sa.vidhyamitra.com/city/seattle/2016-12-13","hi":"https://hi.vidhyamitra.com/city/seattle/2016-12-13","x-default":"https://vidhyamitra.com/city/seattle/2016-12-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T05:06:29.688Z","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":"2026-06-01T05:06:29.688Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T05:06:29.688Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}