{"id":"vidhyamitra:city-day:seattle:1985-07-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/seattle/1985-07-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1985-07-31","date_display":"July 31, 1985 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":1985,"month":7,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446277.770833,"kali_year":5087,"ahargana":1857812.2708,"sun":{"sidereal_longitude":103.6431,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":274.5896,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":170.9465,"elapsed_within_tithi_degrees":2.9465},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":274.5896,"elapsed_within_degrees":7.9229},"yoga":{"number":2,"name":"Prīti","sum_longitude":18.2326},"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":1985,"month":7,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2446277.770833,"ahargana":1857812.2708,"kali_year":5087,"ayanamsa_lahiri":23.6515,"grahas":{"sun":{"sidereal_longitude":104.13975700000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"moon":{"sidereal_longitude":273.29685700000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false,"latitude":-4.2394},"mars":{"sidereal_longitude":100.37285700000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":121.56185700000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":289.8182569999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":true},"venus":{"sidereal_longitude":63.85135700000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":207.49205700000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":24.1655,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":204.1655,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","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":1985,"month":7,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446277.770833,"kali_year":5087,"ahargana":1857812.2708,"sun":{"sidereal_longitude":103.6431,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":274.5896,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":170.9465,"elapsed_within_tithi_degrees":2.9465},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":274.5896,"elapsed_within_degrees":7.9229},"yoga":{"number":2,"name":"Prīti","sum_longitude":18.2326},"karana":{"half_tithi_index":28,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.239,"elongation":170.946},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.239,"opposition_distance":9.054}},"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":"04:45","sunsetLocal":"19:46","solarNoonLocal":"12:15","dayLengthHours":15.022300229756056,"dayLengthDisplay":"15 Hours 01 Mins 20 Secs","nightLengthDisplay":"8 Hours 58 Mins 40 Secs","moonriseLocal":"19:06","moonsetLocal":"03:58","rahuKala":{"name":"Rāhu Kāla","start":"12:15","end":"14:08","startHours":12.25666290853918,"endHours":14.134450437258689,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:37","end":"08:30","startHours":6.62330032238066,"endHours":8.501087851100166,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:23","end":"12:15","startHours":10.378875379819675,"endHours":12.25666290853918,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:15","end":"08:45","startHours":8.250716180604233,"endHours":8.751459521596102,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:22","end":"05:46","startHours":5.371441969900989,"endHours":5.772036642694483,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:45","end":"12:45","startHours":11.755919567547311,"endHours":12.75740624953105,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"02:45","end":"03:45","startHours":2.742539429693679,"endHours":3.7440261116774165,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:30","end":"04:45","startHours":3.493654441181482,"endHours":4.745512793661153,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:46","end":"15:46","startHours":14.760379613498525,"endHours":15.761866295482262,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:34","end":"19:58","startHours":19.56781302341721,"endHours":19.967813023417207,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:46","end":"20:24","startHours":19.767813023417208,"endHours":20.393742199657044,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:31","end":"21:16","startHours":19.517813023417208,"endHours":21.267813023417208,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:45","end":"00:45","startHours":23.755919567547313,"endHours":24.757406249531048,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"04:45","end":"06:37","startHours":4.745512793661153,"endHours":6.62330032238066,"quality":"auspicious"},{"name":"Amṛta","start":"06:37","end":"08:30","startHours":6.62330032238066,"endHours":8.501087851100166,"quality":"auspicious"},{"name":"Kāla","start":"08:30","end":"10:23","startHours":8.501087851100166,"endHours":10.378875379819675,"quality":"inauspicious"},{"name":"Śubha","start":"10:23","end":"12:15","startHours":10.378875379819675,"endHours":12.25666290853918,"quality":"auspicious"},{"name":"Roga","start":"12:15","end":"14:08","startHours":12.25666290853918,"endHours":14.134450437258689,"quality":"inauspicious"},{"name":"Udveg","start":"14:08","end":"16:01","startHours":14.134450437258689,"endHours":16.012237965978194,"quality":"inauspicious"},{"name":"Chala","start":"16:01","end":"17:53","startHours":16.012237965978194,"endHours":17.890025494697703,"quality":"neutral"},{"name":"Labha","start":"17:53","end":"19:46","startHours":17.890025494697703,"endHours":19.767813023417208,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"19:46","end":"20:53","startHours":19.767813023417208,"endHours":20.890025494697703,"quality":"inauspicious"},{"name":"Chala","start":"20:53","end":"22:01","startHours":20.890025494697703,"endHours":22.012237965978194,"quality":"neutral"},{"name":"Labha","start":"22:01","end":"23:08","startHours":22.012237965978194,"endHours":23.134450437258685,"quality":"auspicious"},{"name":"Amṛta","start":"23:08","end":"00:15","startHours":23.134450437258685,"endHours":24.25666290853918,"quality":"auspicious"},{"name":"Kāla","start":"00:15","end":"01:23","startHours":24.25666290853918,"endHours":25.378875379819675,"quality":"inauspicious"},{"name":"Śubha","start":"01:23","end":"02:30","startHours":25.378875379819675,"endHours":26.501087851100166,"quality":"auspicious"},{"name":"Roga","start":"02:30","end":"03:37","startHours":26.501087851100166,"endHours":27.623300322380658,"quality":"inauspicious"},{"name":"Udveg","start":"03:37","end":"04:45","startHours":27.623300322380658,"endHours":28.745512793661153,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"04:45","end":"05:45","startHours":4.745512793661153,"endHours":5.745512793661153,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"05:45","end":"06:45","startHours":5.745512793661153,"endHours":6.745512793661153,"planetary_lord":"Venus"},{"name":"Hora 3","start":"06:45","end":"07:45","startHours":6.745512793661153,"endHours":7.745512793661153,"planetary_lord":"Sun"},{"name":"Hora 4","start":"07:45","end":"08:45","startHours":7.745512793661153,"endHours":8.745512793661153,"planetary_lord":"Mars"},{"name":"Hora 5","start":"08:45","end":"09:45","startHours":8.745512793661153,"endHours":9.745512793661153,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"09:45","end":"10:45","startHours":9.745512793661153,"endHours":10.745512793661153,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"10:45","end":"11:45","startHours":10.745512793661153,"endHours":11.745512793661153,"planetary_lord":"Moon"},{"name":"Hora 8","start":"11:45","end":"12:45","startHours":11.745512793661153,"endHours":12.745512793661153,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"12:45","end":"13:45","startHours":12.745512793661153,"endHours":13.745512793661153,"planetary_lord":"Venus"},{"name":"Hora 10","start":"13:45","end":"14:45","startHours":13.745512793661153,"endHours":14.745512793661153,"planetary_lord":"Sun"},{"name":"Hora 11","start":"14:45","end":"15:45","startHours":14.745512793661153,"endHours":15.745512793661153,"planetary_lord":"Mars"},{"name":"Hora 12","start":"15:45","end":"16:45","startHours":15.745512793661153,"endHours":16.745512793661153,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"16:45","end":"17:45","startHours":16.745512793661153,"endHours":17.745512793661153,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"17:45","end":"18:45","startHours":17.745512793661153,"endHours":18.745512793661153,"planetary_lord":"Moon"},{"name":"Hora 15","start":"18:45","end":"19:45","startHours":18.745512793661153,"endHours":19.745512793661153,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"19:45","end":"20:45","startHours":19.745512793661153,"endHours":20.745512793661153,"planetary_lord":"Venus"},{"name":"Hora 17","start":"20:45","end":"21:45","startHours":20.745512793661153,"endHours":21.745512793661153,"planetary_lord":"Sun"},{"name":"Hora 18","start":"21:45","end":"22:45","startHours":21.745512793661153,"endHours":22.745512793661153,"planetary_lord":"Mars"},{"name":"Hora 19","start":"22:45","end":"23:45","startHours":22.745512793661153,"endHours":23.745512793661153,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"23:45","end":"00:45","startHours":23.745512793661153,"endHours":24.745512793661153,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"00:45","end":"01:45","startHours":24.745512793661153,"endHours":25.745512793661153,"planetary_lord":"Moon"},{"name":"Hora 22","start":"01:45","end":"02:45","startHours":25.745512793661153,"endHours":26.745512793661153,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"02:45","end":"03:45","startHours":26.745512793661153,"endHours":27.745512793661153,"planetary_lord":"Venus"},{"name":"Hora 24","start":"03:45","end":"04:45","startHours":27.745512793661153,"endHours":28.745512793661153,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"South-West","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":18.31901281585032,"eotMinutes":-6.071374512350812,"ayanamsa":23.6515}},"calendars":{"vikram_samvat":2042,"vikram_samvatsara":"Bahudhānya","saka_samvat":1907,"saka_samvatsara":"Krodhana","bengali_samvat":1392,"malayalam_era":1161,"nanakshahi_year":516,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa (Adhika) Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":true,"lunar_month_purnimanta_is_adhika":true,"lunar_month_amanta_is_adhika":true,"solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa (Adhika) Śukla Pūrṇimā · Vikram 2042 Bahudhānya · Śaka 1907 Krodhana"},"festivals":[],"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":"-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 July 31, 1985 CE · Seattle, USA · Vidhyamitra","description":"July 31, 1985 CE for Seattle, USA: Śukla Pūrṇimā, sūryodaya 04:45, sūryāsta 19:46.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/seattle/1985-07-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/seattle/1985-07-31","sa":"https://sa.vidhyamitra.com/city/seattle/1985-07-31","hi":"https://hi.vidhyamitra.com/city/seattle/1985-07-31","x-default":"https://vidhyamitra.com/city/seattle/1985-07-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T13:47:29.883Z","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":"2026-06-02T13:47:29.883Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T13:47:29.883Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}