{"id":"vidhyamitra:city-day:seattle:1981-06-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/seattle/1981-06-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-06-17","date_display":"June 17, 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":6,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444772.770833,"kali_year":5083,"ahargana":1856307.2708,"sun":{"sidereal_longitude":61.9878,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":235.3364,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":173.3487,"elapsed_within_tithi_degrees":5.3487},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3,"moon_longitude":235.3364,"elapsed_within_degrees":8.6698},"yoga":{"number":23,"name":"Śubha","sum_longitude":297.3242},"karana":{"half_tithi_index":28,"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":1981,"month":6,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444772.770833,"ahargana":1856307.2708,"kali_year":5083,"ayanamsa_lahiri":23.594,"grahas":{"sun":{"sidereal_longitude":62.181358999999986,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":235.640359,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false,"latitude":3.3725},"mars":{"sidereal_longitude":45.027559,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":69.95335899999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":157.67615899999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":81.07965899999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":159.26295900000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":103.9076,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":283.9076,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1981,"month":6,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444772.770833,"kali_year":5083,"ahargana":1856307.2708,"sun":{"sidereal_longitude":61.9878,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":235.3364,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":173.3487,"elapsed_within_tithi_degrees":5.3487},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3,"moon_longitude":235.3364,"elapsed_within_degrees":8.6698},"yoga":{"number":23,"name":"Śubha","sum_longitude":297.3242},"karana":{"half_tithi_index":28,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.372,"elongation":173.349},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.372,"opposition_distance":6.651}},"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":"04:11","sunsetLocal":"20:09","solarNoonLocal":"12:10","dayLengthHours":15.971794210943003,"dayLengthDisplay":"15 Hours 58 Mins 18 Secs","nightLengthDisplay":"8 Hours 01 Mins 42 Secs","moonriseLocal":"19:30","moonsetLocal":"03:57","rahuKala":{"name":"Rāhu Kāla","start":"12:10","end":"14:10","startHours":12.165595928569925,"endHours":14.162070204937798,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:11","end":"08:10","startHours":6.176173099466298,"endHours":8.172647375834174,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:10","end":"12:10","startHours":10.169121652202048,"endHours":12.165595928569925,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"07:54","end":"08:26","startHours":7.906450805651789,"endHours":8.438843946016556,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"04:51","end":"05:16","startHours":4.845190248554381,"endHours":5.271104760846194,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:38","end":"12:42","startHours":11.633202788205159,"endHours":12.69798906893469,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"02:03","end":"03:07","startHours":2.0501262616393556,"endHours":3.114912542368889,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"02:51","end":"04:11","startHours":2.848715972186506,"endHours":4.1796988230984224,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:50","end":"15:54","startHours":14.827561630393756,"endHours":15.89234791112329,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:57","end":"20:21","startHours":19.951493034041427,"endHours":20.351493034041425,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"20:09","end":"20:49","startHours":20.151493034041426,"endHours":20.816984459497384,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:54","end":"21:39","startHours":19.901493034041426,"endHours":21.651493034041426,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:38","end":"00:42","startHours":23.633202788205157,"endHours":24.697989068934692,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"04:11","end":"06:11","startHours":4.1796988230984224,"endHours":6.176173099466298,"quality":"auspicious"},{"name":"Amṛta","start":"06:11","end":"08:10","startHours":6.176173099466298,"endHours":8.172647375834174,"quality":"auspicious"},{"name":"Kāla","start":"08:10","end":"10:10","startHours":8.172647375834174,"endHours":10.169121652202048,"quality":"inauspicious"},{"name":"Śubha","start":"10:10","end":"12:10","startHours":10.169121652202048,"endHours":12.165595928569925,"quality":"auspicious"},{"name":"Roga","start":"12:10","end":"14:10","startHours":12.165595928569925,"endHours":14.162070204937798,"quality":"inauspicious"},{"name":"Udveg","start":"14:10","end":"16:10","startHours":14.162070204937798,"endHours":16.158544481305675,"quality":"inauspicious"},{"name":"Chala","start":"16:10","end":"18:09","startHours":16.158544481305675,"endHours":18.15501875767355,"quality":"neutral"},{"name":"Labha","start":"18:09","end":"20:09","startHours":18.15501875767355,"endHours":20.151493034041426,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"20:09","end":"21:09","startHours":20.151493034041426,"endHours":21.155018757673552,"quality":"inauspicious"},{"name":"Chala","start":"21:09","end":"22:10","startHours":21.155018757673552,"endHours":22.158544481305675,"quality":"neutral"},{"name":"Labha","start":"22:10","end":"23:10","startHours":22.158544481305675,"endHours":23.162070204937798,"quality":"auspicious"},{"name":"Amṛta","start":"23:10","end":"00:10","startHours":23.162070204937798,"endHours":24.165595928569925,"quality":"auspicious"},{"name":"Kāla","start":"00:10","end":"01:10","startHours":24.165595928569925,"endHours":25.16912165220205,"quality":"inauspicious"},{"name":"Śubha","start":"01:10","end":"02:10","startHours":25.16912165220205,"endHours":26.172647375834174,"quality":"auspicious"},{"name":"Roga","start":"02:10","end":"03:11","startHours":26.172647375834174,"endHours":27.176173099466297,"quality":"inauspicious"},{"name":"Udveg","start":"03:11","end":"04:11","startHours":27.176173099466297,"endHours":28.179698823098423,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"04:11","end":"05:11","startHours":4.1796988230984224,"endHours":5.1796988230984224,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"05:11","end":"06:11","startHours":5.1796988230984224,"endHours":6.1796988230984224,"planetary_lord":"Venus"},{"name":"Hora 3","start":"06:11","end":"07:11","startHours":6.1796988230984224,"endHours":7.1796988230984224,"planetary_lord":"Sun"},{"name":"Hora 4","start":"07:11","end":"08:11","startHours":7.1796988230984224,"endHours":8.179698823098423,"planetary_lord":"Mars"},{"name":"Hora 5","start":"08:11","end":"09:11","startHours":8.179698823098423,"endHours":9.179698823098423,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"09:11","end":"10:11","startHours":9.179698823098423,"endHours":10.179698823098423,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"10:11","end":"11:11","startHours":10.179698823098423,"endHours":11.179698823098423,"planetary_lord":"Moon"},{"name":"Hora 8","start":"11:11","end":"12:11","startHours":11.179698823098423,"endHours":12.179698823098423,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"12:11","end":"13:11","startHours":12.179698823098423,"endHours":13.179698823098423,"planetary_lord":"Venus"},{"name":"Hora 10","start":"13:11","end":"14:11","startHours":13.179698823098423,"endHours":14.179698823098423,"planetary_lord":"Sun"},{"name":"Hora 11","start":"14:11","end":"15:11","startHours":14.179698823098423,"endHours":15.179698823098423,"planetary_lord":"Mars"},{"name":"Hora 12","start":"15:11","end":"16:11","startHours":15.179698823098423,"endHours":16.179698823098423,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"16:11","end":"17:11","startHours":16.179698823098423,"endHours":17.179698823098423,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"17:11","end":"18:11","startHours":17.179698823098423,"endHours":18.179698823098423,"planetary_lord":"Moon"},{"name":"Hora 15","start":"18:11","end":"19:11","startHours":18.179698823098423,"endHours":19.179698823098423,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"19:11","end":"20:11","startHours":19.179698823098423,"endHours":20.179698823098423,"planetary_lord":"Venus"},{"name":"Hora 17","start":"20:11","end":"21:11","startHours":20.179698823098423,"endHours":21.179698823098423,"planetary_lord":"Sun"},{"name":"Hora 18","start":"21:11","end":"22:11","startHours":21.179698823098423,"endHours":22.179698823098423,"planetary_lord":"Mars"},{"name":"Hora 19","start":"22:11","end":"23:11","startHours":22.179698823098423,"endHours":23.179698823098423,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"23:11","end":"00:11","startHours":23.179698823098423,"endHours":24.179698823098423,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"00:11","end":"01:11","startHours":24.179698823098423,"endHours":25.179698823098423,"planetary_lord":"Moon"},{"name":"Hora 22","start":"01:11","end":"02:11","startHours":25.179698823098423,"endHours":26.179698823098423,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"02:11","end":"03:11","startHours":26.179698823098423,"endHours":27.179698823098423,"planetary_lord":"Venus"},{"name":"Hora 24","start":"03:11","end":"04:11","startHours":27.179698823098423,"endHours":28.179698823098423,"planetary_lord":"Sun"}],"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":"North (Uttara)","chandraVasa":"North-East","rahuVasa":"South-West","anandadiYoga":{"name":"Kāladaṇḍa","quality":"Inauspicious"},"tropicalRitu":"Grīṣma (Summer)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":23.369031077520287,"eotMinutes":-0.6073557141955915,"ayanamsa":23.594}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Jyeṣṭha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Śukla Pūrṇimā · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[{"id":"jyeshtha-purnima","name":"Jyeṣṭha Pūrṇimā (Vaṭa Sāvitrī)","name_sanskrit":"ज्येष्ठ पूर्णिमा","tradition":"Pan-Hindu","significance":"Vaṭa Sāvitrī Pūrṇimā in some traditions (others observe Amāvasyā).","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Jyeṣṭha"},"precedence":3}],"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":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Śukla Pūrṇimā","url":"/day/-3137-10-04","relevance":0.5},{"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},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Śukla Pūrṇimā","url":"/day/-0562-04-11","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 June 17, 1981 CE · Seattle, USA · Vidhyamitra","description":"June 17, 1981 CE for Seattle, USA: Śukla Pūrṇimā, sūryodaya 04:11, sūryāsta 20:09.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/seattle/1981-06-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/seattle/1981-06-17","sa":"https://sa.vidhyamitra.com/city/seattle/1981-06-17","hi":"https://hi.vidhyamitra.com/city/seattle/1981-06-17","x-default":"https://vidhyamitra.com/city/seattle/1981-06-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T22:46:37.956Z","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":"2026-05-31T22:46:37.956Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T22:46:37.956Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}