{"id":"vidhyamitra:city-day:seattle:2017-05-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/seattle/2017-05-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2017-05-13","date_display":"May 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":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457886.770833,"kali_year":5119,"ahargana":1869421.2708,"sun":{"sidereal_longitude":28.3463,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":234.5214,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":206.1751,"elapsed_within_tithi_degrees":2.1751},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3,"moon_longitude":234.5214,"elapsed_within_degrees":7.8547},"yoga":{"number":20,"name":"Śiva","sum_longitude":262.8677},"karana":{"half_tithi_index":34,"name":"Vaṇija"},"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":2017,"month":5,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457886.770833,"ahargana":1869421.2708,"kali_year":5119,"ayanamsa_lahiri":24.0955,"grahas":{"sun":{"sidereal_longitude":28.391707999999994,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":231.841408,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false,"latitude":4.3369},"mars":{"sidereal_longitude":50.473208,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":3.1439080000000104,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":169.82480800000008,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":true},"venus":{"sidereal_longitude":344.399008,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":242.48290799999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":129.0648,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":309.0648,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","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":2017,"month":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457886.770833,"kali_year":5119,"ahargana":1869421.2708,"sun":{"sidereal_longitude":28.3463,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":234.5214,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":206.1751,"elapsed_within_tithi_degrees":2.1751},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3,"moon_longitude":234.5214,"elapsed_within_degrees":7.8547},"yoga":{"number":20,"name":"Śiva","sum_longitude":262.8677},"karana":{"half_tithi_index":34,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.337,"elongation":153.825},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.337,"opposition_distance":26.175}},"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":"04:35","sunsetLocal":"19:37","solarNoonLocal":"12:06","dayLengthHours":15.034906406508982,"dayLengthDisplay":"15 Hours 02 Mins 06 Secs","nightLengthDisplay":"8 Hours 57 Mins 54 Secs","moonriseLocal":"21:24","moonsetLocal":"05:55","rahuKala":{"name":"Rāhu Kāla","start":"08:20","end":"10:13","startHours":8.33418941931348,"endHours":10.213552720127105,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:58","end":"15:51","startHours":13.97227932175435,"endHours":15.851642622567972,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"04:35","end":"06:27","startHours":4.575462817686235,"endHours":6.454826118499858,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:05","end":"08:35","startHours":8.083607645871664,"endHours":8.584771192755298,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:12","end":"05:36","startHours":5.201917251290776,"endHours":5.602848088797682,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:36","end":"12:36","startHours":11.591752474057094,"endHours":12.59407956782436,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"02:34","end":"03:34","startHours":2.570808630151704,"endHours":3.57313572391897,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:19","end":"04:35","startHours":3.322553950477153,"endHours":4.575462817686235,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:36","end":"15:36","startHours":14.59873375535889,"endHours":15.601060849126155,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:25","end":"19:49","startHours":19.410369224195218,"endHours":19.810369224195217,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:37","end":"20:14","startHours":19.610369224195217,"endHours":20.236823657799757,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:22","end":"21:07","startHours":19.360369224195217,"endHours":21.110369224195217,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:36","end":"00:36","startHours":23.591752474057095,"endHours":24.59407956782436,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"04:35","end":"06:27","startHours":4.575462817686235,"endHours":6.454826118499858,"quality":"inauspicious"},{"name":"Śubha","start":"06:27","end":"08:20","startHours":6.454826118499858,"endHours":8.33418941931348,"quality":"auspicious"},{"name":"Roga","start":"08:20","end":"10:13","startHours":8.33418941931348,"endHours":10.213552720127105,"quality":"inauspicious"},{"name":"Udveg","start":"10:13","end":"12:06","startHours":10.213552720127105,"endHours":12.092916020940727,"quality":"inauspicious"},{"name":"Chala","start":"12:06","end":"13:58","startHours":12.092916020940727,"endHours":13.97227932175435,"quality":"neutral"},{"name":"Labha","start":"13:58","end":"15:51","startHours":13.97227932175435,"endHours":15.851642622567972,"quality":"auspicious"},{"name":"Amṛta","start":"15:51","end":"17:44","startHours":15.851642622567972,"endHours":17.731005923381595,"quality":"auspicious"},{"name":"Kāla","start":"17:44","end":"19:37","startHours":17.731005923381595,"endHours":19.610369224195217,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:37","end":"20:44","startHours":19.610369224195217,"endHours":20.731005923381595,"quality":"auspicious"},{"name":"Amṛta","start":"20:44","end":"21:51","startHours":20.731005923381595,"endHours":21.851642622567972,"quality":"auspicious"},{"name":"Kāla","start":"21:51","end":"22:58","startHours":21.851642622567972,"endHours":22.97227932175435,"quality":"inauspicious"},{"name":"Śubha","start":"22:58","end":"00:06","startHours":22.97227932175435,"endHours":24.092916020940727,"quality":"auspicious"},{"name":"Roga","start":"00:06","end":"01:13","startHours":24.092916020940727,"endHours":25.213552720127105,"quality":"inauspicious"},{"name":"Udveg","start":"01:13","end":"02:20","startHours":25.213552720127105,"endHours":26.334189419313482,"quality":"inauspicious"},{"name":"Chala","start":"02:20","end":"03:27","startHours":26.334189419313482,"endHours":27.45482611849986,"quality":"neutral"},{"name":"Labha","start":"03:27","end":"04:35","startHours":27.45482611849986,"endHours":28.575462817686237,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"04:35","end":"05:35","startHours":4.575462817686235,"endHours":5.575462817686235,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"05:35","end":"06:35","startHours":5.575462817686235,"endHours":6.575462817686235,"planetary_lord":"Moon"},{"name":"Hora 3","start":"06:35","end":"07:35","startHours":6.575462817686235,"endHours":7.575462817686235,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"07:35","end":"08:35","startHours":7.575462817686235,"endHours":8.575462817686235,"planetary_lord":"Venus"},{"name":"Hora 5","start":"08:35","end":"09:35","startHours":8.575462817686235,"endHours":9.575462817686235,"planetary_lord":"Sun"},{"name":"Hora 6","start":"09:35","end":"10:35","startHours":9.575462817686235,"endHours":10.575462817686235,"planetary_lord":"Mars"},{"name":"Hora 7","start":"10:35","end":"11:35","startHours":10.575462817686235,"endHours":11.575462817686235,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"11:35","end":"12:35","startHours":11.575462817686235,"endHours":12.575462817686235,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"12:35","end":"13:35","startHours":12.575462817686235,"endHours":13.575462817686235,"planetary_lord":"Moon"},{"name":"Hora 10","start":"13:35","end":"14:35","startHours":13.575462817686235,"endHours":14.575462817686235,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"14:35","end":"15:35","startHours":14.575462817686235,"endHours":15.575462817686235,"planetary_lord":"Venus"},{"name":"Hora 12","start":"15:35","end":"16:35","startHours":15.575462817686235,"endHours":16.575462817686237,"planetary_lord":"Sun"},{"name":"Hora 13","start":"16:35","end":"17:35","startHours":16.575462817686237,"endHours":17.575462817686237,"planetary_lord":"Mars"},{"name":"Hora 14","start":"17:35","end":"18:35","startHours":17.575462817686237,"endHours":18.575462817686237,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"18:35","end":"19:35","startHours":18.575462817686237,"endHours":19.575462817686237,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"19:35","end":"20:35","startHours":19.575462817686237,"endHours":20.575462817686237,"planetary_lord":"Moon"},{"name":"Hora 17","start":"20:35","end":"21:35","startHours":20.575462817686237,"endHours":21.575462817686237,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"21:35","end":"22:35","startHours":21.575462817686237,"endHours":22.575462817686237,"planetary_lord":"Venus"},{"name":"Hora 19","start":"22:35","end":"23:35","startHours":22.575462817686237,"endHours":23.575462817686237,"planetary_lord":"Sun"},{"name":"Hora 20","start":"23:35","end":"00:35","startHours":23.575462817686237,"endHours":24.575462817686237,"planetary_lord":"Mars"},{"name":"Hora 21","start":"00:35","end":"01:35","startHours":24.575462817686237,"endHours":25.575462817686237,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"01:35","end":"02:35","startHours":25.575462817686237,"endHours":26.575462817686237,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"02:35","end":"03:35","startHours":26.575462817686237,"endHours":27.575462817686237,"planetary_lord":"Moon"},{"name":"Hora 24","start":"03:35","end":"04:35","startHours":27.575462817686237,"endHours":28.575462817686237,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"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":"East (Pūrva)","chandraVasa":"North-East","rahuVasa":"East","anandadiYoga":{"name":"Padma","quality":"Auspicious"},"drikRitu":"Vasanta (Spring) (Drik)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":18.39029522211505,"eotMinutes":3.7534387435564067,"ayanamsa":24.0955}},"calendars":{"vikram_samvat":2074,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1939,"saka_samvatsara":"Hemalambī","bengali_samvat":1424,"malayalam_era":1193,"nanakshahi_year":548,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Tṛtīyā · Vikram 2074 Sādhāraṇa · Śaka 1939 Hemalambī"},"festivals":[{"id":"mesha-sankranti","name":"Meṣa Saṅkrānti (Vaiśākhī / Vishu / Pohelā Boishākh / Bihu)","name_sanskrit":"मेष सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aries; solar new year. Regional: Vaiśākhī (Punjab) · Vishu (Kerala) · Pohelā Boishākh (Bengal) · Bihu (Assam) · Tamil Puthāṇḍu.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":1},{"id":"baisakhi","name":"Baisakhi (Vaiśākhī)","name_sanskrit":"वैशाखी","tradition":"Regional","associated_deity":"Sūrya + Khalsa Pantha (Sikh)","significance":"Punjab New Year + Sikh Khalsa founding day.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":2}],"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":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Jyeṣṭhā","url":"/day/-3137-10-20","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 May 13, 2017 CE · Seattle, USA · Vidhyamitra","description":"May 13, 2017 CE for Seattle, USA: Kṛṣṇa Tṛtīyā, sūryodaya 04:35, sūryāsta 19:37.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/seattle/2017-05-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/seattle/2017-05-13","sa":"https://sa.vidhyamitra.com/city/seattle/2017-05-13","hi":"https://hi.vidhyamitra.com/city/seattle/2017-05-13","x-default":"https://vidhyamitra.com/city/seattle/2017-05-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T13:00:54.023Z","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":"2026-05-15T13:00:54.023Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T13:00:54.023Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}