{"id":"vidhyamitra:city-day:seattle:1981-07-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/seattle/1981-07-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-07-07","date_display":"July 7, 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":7,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444792.770833,"kali_year":5083,"ahargana":1856327.2708,"sun":{"sidereal_longitude":80.9237,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":146.9004,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":65.9766,"elapsed_within_tithi_degrees":5.9766},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":146.9004,"elapsed_within_degrees":0.2337},"yoga":{"number":18,"name":"Varīyān","sum_longitude":227.8241},"karana":{"half_tithi_index":10,"name":"Kaulava"},"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":1981,"month":7,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444792.770833,"ahargana":1856327.2708,"kali_year":5083,"ayanamsa_lahiri":23.5948,"grahas":{"sun":{"sidereal_longitude":81.25649499999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"moon":{"sidereal_longitude":147.64559499999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false,"latitude":3.1273},"mars":{"sidereal_longitude":58.93109500000003,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":63.296794999999975,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":159.403095,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":105.44019500000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":159.97249499999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":102.8479,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":282.8479,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1981,"month":7,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444792.770833,"kali_year":5083,"ahargana":1856327.2708,"sun":{"sidereal_longitude":80.9237,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":146.9004,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":65.9766,"elapsed_within_tithi_degrees":5.9766},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":146.9004,"elapsed_within_degrees":0.2337},"yoga":{"number":18,"name":"Varīyān","sum_longitude":227.8241},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.127,"elongation":65.977},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.127,"opposition_distance":114.023}},"eclipse_window_40days":[{"offset_days":10,"type":"lunar","occurs":true,"moon_latitude":1.092,"opposition_distance":2.128}]},"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":"04:19","sunsetLocal":"20:08","solarNoonLocal":"12:14","dayLengthHours":15.820621731661737,"dayLengthDisplay":"15 Hours 49 Mins 14 Secs","nightLengthDisplay":"8 Hours 10 Mins 46 Secs","moonriseLocal":"10:21","moonsetLocal":"22:58","rahuKala":{"name":"Rāhu Kāla","start":"16:11","end":"18:10","startHours":16.185997097987126,"endHours":18.163574814444843,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:17","end":"10:15","startHours":8.275686232156257,"endHours":10.253263948613974,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:14","end":"14:13","startHours":12.23084166507169,"endHours":14.208419381529408,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:01","end":"08:32","startHours":8.012009203295229,"endHours":8.539363261017286,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"04:59","end":"05:24","startHours":4.979723371393395,"endHours":5.4016066175710415,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:42","end":"12:45","startHours":11.703487607349633,"endHours":12.758195722793747,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"02:13","end":"03:16","startHours":2.211114568352591,"endHours":3.265822683796707,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:00","end":"04:19","startHours":3.0021456549356778,"endHours":4.320530799240823,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:52","end":"15:55","startHours":14.867611953681982,"endHours":15.922320069126098,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:56","end":"20:20","startHours":19.94115253090256,"endHours":20.34115253090256,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"20:08","end":"20:48","startHours":20.14115253090256,"endHours":20.800345103055133,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:53","end":"21:38","startHours":19.89115253090256,"endHours":21.64115253090256,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:42","end":"00:45","startHours":23.703487607349633,"endHours":24.758195722793747,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"04:19","end":"06:18","startHours":4.320530799240823,"endHours":6.29810851569854,"quality":"inauspicious"},{"name":"Udveg","start":"06:18","end":"08:17","startHours":6.29810851569854,"endHours":8.275686232156257,"quality":"inauspicious"},{"name":"Chala","start":"08:17","end":"10:15","startHours":8.275686232156257,"endHours":10.253263948613974,"quality":"neutral"},{"name":"Labha","start":"10:15","end":"12:14","startHours":10.253263948613974,"endHours":12.23084166507169,"quality":"auspicious"},{"name":"Amṛta","start":"12:14","end":"14:13","startHours":12.23084166507169,"endHours":14.208419381529408,"quality":"auspicious"},{"name":"Kāla","start":"14:13","end":"16:11","startHours":14.208419381529408,"endHours":16.185997097987126,"quality":"inauspicious"},{"name":"Śubha","start":"16:11","end":"18:10","startHours":16.185997097987126,"endHours":18.163574814444843,"quality":"auspicious"},{"name":"Roga","start":"18:10","end":"20:08","startHours":18.163574814444843,"endHours":20.14115253090256,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"20:08","end":"21:10","startHours":20.14115253090256,"endHours":21.163574814444843,"quality":"inauspicious"},{"name":"Śubha","start":"21:10","end":"22:11","startHours":21.163574814444843,"endHours":22.185997097987126,"quality":"auspicious"},{"name":"Roga","start":"22:11","end":"23:13","startHours":22.185997097987126,"endHours":23.20841938152941,"quality":"inauspicious"},{"name":"Udveg","start":"23:13","end":"00:14","startHours":23.20841938152941,"endHours":24.23084166507169,"quality":"inauspicious"},{"name":"Chala","start":"00:14","end":"01:15","startHours":24.23084166507169,"endHours":25.253263948613974,"quality":"neutral"},{"name":"Labha","start":"01:15","end":"02:17","startHours":25.253263948613974,"endHours":26.275686232156257,"quality":"auspicious"},{"name":"Amṛta","start":"02:17","end":"03:18","startHours":26.275686232156257,"endHours":27.29810851569854,"quality":"auspicious"},{"name":"Kāla","start":"03:18","end":"04:19","startHours":27.29810851569854,"endHours":28.32053079924082,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"04:19","end":"05:19","startHours":4.320530799240823,"endHours":5.320530799240823,"planetary_lord":"Mars"},{"name":"Hora 2","start":"05:19","end":"06:19","startHours":5.320530799240823,"endHours":6.320530799240823,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"06:19","end":"07:19","startHours":6.320530799240823,"endHours":7.320530799240823,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"07:19","end":"08:19","startHours":7.320530799240823,"endHours":8.320530799240823,"planetary_lord":"Moon"},{"name":"Hora 5","start":"08:19","end":"09:19","startHours":8.320530799240823,"endHours":9.320530799240823,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"09:19","end":"10:19","startHours":9.320530799240823,"endHours":10.320530799240823,"planetary_lord":"Venus"},{"name":"Hora 7","start":"10:19","end":"11:19","startHours":10.320530799240823,"endHours":11.320530799240823,"planetary_lord":"Sun"},{"name":"Hora 8","start":"11:19","end":"12:19","startHours":11.320530799240823,"endHours":12.320530799240823,"planetary_lord":"Mars"},{"name":"Hora 9","start":"12:19","end":"13:19","startHours":12.320530799240823,"endHours":13.320530799240823,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"13:19","end":"14:19","startHours":13.320530799240823,"endHours":14.320530799240823,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"14:19","end":"15:19","startHours":14.320530799240823,"endHours":15.320530799240823,"planetary_lord":"Moon"},{"name":"Hora 12","start":"15:19","end":"16:19","startHours":15.320530799240823,"endHours":16.32053079924082,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"16:19","end":"17:19","startHours":16.32053079924082,"endHours":17.32053079924082,"planetary_lord":"Venus"},{"name":"Hora 14","start":"17:19","end":"18:19","startHours":17.32053079924082,"endHours":18.32053079924082,"planetary_lord":"Sun"},{"name":"Hora 15","start":"18:19","end":"19:19","startHours":18.32053079924082,"endHours":19.32053079924082,"planetary_lord":"Mars"},{"name":"Hora 16","start":"19:19","end":"20:19","startHours":19.32053079924082,"endHours":20.32053079924082,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"20:19","end":"21:19","startHours":20.32053079924082,"endHours":21.32053079924082,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"21:19","end":"22:19","startHours":21.32053079924082,"endHours":22.32053079924082,"planetary_lord":"Moon"},{"name":"Hora 19","start":"22:19","end":"23:19","startHours":22.32053079924082,"endHours":23.32053079924082,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"23:19","end":"00:19","startHours":23.32053079924082,"endHours":24.32053079924082,"planetary_lord":"Venus"},{"name":"Hora 21","start":"00:19","end":"01:19","startHours":24.32053079924082,"endHours":25.32053079924082,"planetary_lord":"Sun"},{"name":"Hora 22","start":"01:19","end":"02:19","startHours":25.32053079924082,"endHours":26.32053079924082,"planetary_lord":"Mars"},{"name":"Hora 23","start":"02:19","end":"03:19","startHours":26.32053079924082,"endHours":27.32053079924082,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"03:19","end":"04:19","startHours":27.32053079924082,"endHours":28.32053079924082,"planetary_lord":"Saturn"}],"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":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"West","rahuVasa":"North","anandadiYoga":{"name":"Śubha","quality":"Auspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":22.609347447816923,"eotMinutes":-4.522099904301516,"ayanamsa":23.5948}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āṣāḍha","lunar_month_amanta":"Āṣāḍha","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":"Āṣāḍha Śukla Ṣaṣṭhī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"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":[]},"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 7, 1981 CE · Seattle, USA · Vidhyamitra","description":"July 7, 1981 CE for Seattle, USA: Śukla Ṣaṣṭhī, sūryodaya 04:19, sūryāsta 20:08.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/seattle/1981-07-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/seattle/1981-07-07","sa":"https://sa.vidhyamitra.com/city/seattle/1981-07-07","hi":"https://hi.vidhyamitra.com/city/seattle/1981-07-07","x-default":"https://vidhyamitra.com/city/seattle/1981-07-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T14:04:58.663Z","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":"2026-06-01T14:04:58.663Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T14:04:58.663Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}