{"id":"vidhyamitra:city-day:seattle:1982-02-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/seattle/1982-02-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1982-02-01","date_display":"February 1, 1982 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":1982,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445001.770833,"kali_year":5083,"ahargana":1856536.2708,"sun":{"sidereal_longitude":288.3084,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":12.912,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":84.6036,"elapsed_within_tithi_degrees":0.6036},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":12.912,"elapsed_within_degrees":12.912},"yoga":{"number":23,"name":"Śubha","sum_longitude":301.2205},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":1982,"month":2,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2445001.770833,"ahargana":1856536.2708,"kali_year":5083,"ayanamsa_lahiri":23.6027,"grahas":{"sun":{"sidereal_longitude":288.24920999999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"moon":{"sidereal_longitude":10.949110000000019,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false,"latitude":-4.4151},"mars":{"sidereal_longitude":173.56301000000008,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":288.74380999999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":196.32811000000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":271.8220100000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":178.36910999999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":91.7741,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":271.7741,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","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":1982,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445001.770833,"kali_year":5083,"ahargana":1856536.2708,"sun":{"sidereal_longitude":288.3084,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":12.912,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":84.6036,"elapsed_within_tithi_degrees":0.6036},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":12.912,"elapsed_within_degrees":12.912},"yoga":{"number":23,"name":"Śubha","sum_longitude":301.2205},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.415,"elongation":84.604},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.415,"opposition_distance":95.396}},"eclipse_window_40days":[{"offset_days":-7,"type":"solar","occurs":true,"moon_latitude":-0.544,"elongation":2.054}]},"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":"07:37","sunsetLocal":"17:09","solarNoonLocal":"12:23","dayLengthHours":9.534231420203604,"dayLengthDisplay":"9 Hours 32 Mins 03 Secs","nightLengthDisplay":"14 Hours 27 Mins 57 Secs","moonriseLocal":"10:51","moonsetLocal":"00:56","rahuKala":{"name":"Rāhu Kāla","start":"08:48","end":"10:00","startHours":8.808292352713574,"endHours":10.000071280239023,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:12","end":"12:23","startHours":11.191850207764475,"endHours":12.383629135289926,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:35","end":"14:46","startHours":13.575408062815375,"endHours":14.767186990340825,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:50","end":"10:10","startHours":9.841167423235632,"endHours":10.158975137242418,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"08:01","end":"08:16","startHours":8.013773067696606,"endHours":8.268019238902035,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:04","end":"12:42","startHours":12.06582142128314,"endHours":12.701436849296712,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:21","end":"06:59","startHours":6.345282569160976,"endHours":6.98089799717455,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:49","end":"07:37","startHours":6.821994140171157,"endHours":7.616513425188123,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:58","end":"14:36","startHours":13.97266770532386,"endHours":14.608283133337434,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:57","end":"17:21","startHours":16.95074484539173,"endHours":17.350744845391727,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:09","end":"17:33","startHours":17.150744845391728,"endHours":17.54800448790021,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:54","end":"18:39","startHours":16.900744845391728,"endHours":18.650744845391728,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:04","end":"00:42","startHours":24.06582142128314,"endHours":24.701436849296712,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:37","end":"08:48","startHours":7.616513425188123,"endHours":8.808292352713574,"quality":"auspicious"},{"name":"Kāla","start":"08:48","end":"10:00","startHours":8.808292352713574,"endHours":10.000071280239023,"quality":"inauspicious"},{"name":"Śubha","start":"10:00","end":"11:12","startHours":10.000071280239023,"endHours":11.191850207764475,"quality":"auspicious"},{"name":"Roga","start":"11:12","end":"12:23","startHours":11.191850207764475,"endHours":12.383629135289926,"quality":"inauspicious"},{"name":"Udveg","start":"12:23","end":"13:35","startHours":12.383629135289926,"endHours":13.575408062815375,"quality":"inauspicious"},{"name":"Chala","start":"13:35","end":"14:46","startHours":13.575408062815375,"endHours":14.767186990340825,"quality":"neutral"},{"name":"Labha","start":"14:46","end":"15:58","startHours":14.767186990340825,"endHours":15.958965917866276,"quality":"auspicious"},{"name":"Amṛta","start":"15:58","end":"17:09","startHours":15.958965917866276,"endHours":17.150744845391728,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:09","end":"18:58","startHours":17.150744845391728,"endHours":18.958965917866276,"quality":"neutral"},{"name":"Labha","start":"18:58","end":"20:46","startHours":18.958965917866276,"endHours":20.767186990340825,"quality":"auspicious"},{"name":"Amṛta","start":"20:46","end":"22:35","startHours":20.767186990340825,"endHours":22.575408062815377,"quality":"auspicious"},{"name":"Kāla","start":"22:35","end":"00:23","startHours":22.575408062815377,"endHours":24.383629135289926,"quality":"inauspicious"},{"name":"Śubha","start":"00:23","end":"02:12","startHours":24.383629135289926,"endHours":26.191850207764475,"quality":"auspicious"},{"name":"Roga","start":"02:12","end":"04:00","startHours":26.191850207764475,"endHours":28.000071280239027,"quality":"inauspicious"},{"name":"Udveg","start":"04:00","end":"05:48","startHours":28.000071280239027,"endHours":29.808292352713575,"quality":"inauspicious"},{"name":"Chala","start":"05:48","end":"07:37","startHours":29.808292352713575,"endHours":31.616513425188124,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:37","end":"08:37","startHours":7.616513425188123,"endHours":8.616513425188124,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:37","end":"09:37","startHours":8.616513425188124,"endHours":9.616513425188124,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:37","end":"10:37","startHours":9.616513425188124,"endHours":10.616513425188124,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:37","end":"11:37","startHours":10.616513425188124,"endHours":11.616513425188124,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:37","end":"12:37","startHours":11.616513425188124,"endHours":12.616513425188124,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:37","end":"13:37","startHours":12.616513425188124,"endHours":13.616513425188124,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:37","end":"14:37","startHours":13.616513425188124,"endHours":14.616513425188124,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:37","end":"15:37","startHours":14.616513425188124,"endHours":15.616513425188124,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:37","end":"16:37","startHours":15.616513425188124,"endHours":16.616513425188124,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:37","end":"17:37","startHours":16.616513425188124,"endHours":17.616513425188124,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:37","end":"18:37","startHours":17.616513425188124,"endHours":18.616513425188124,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:37","end":"19:37","startHours":18.616513425188124,"endHours":19.616513425188124,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:37","end":"20:37","startHours":19.616513425188124,"endHours":20.616513425188124,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:37","end":"21:37","startHours":20.616513425188124,"endHours":21.616513425188124,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:37","end":"22:37","startHours":21.616513425188124,"endHours":22.616513425188124,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:37","end":"23:37","startHours":22.616513425188124,"endHours":23.616513425188124,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:37","end":"00:37","startHours":23.616513425188124,"endHours":24.616513425188124,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:37","end":"01:37","startHours":24.616513425188124,"endHours":25.616513425188124,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:37","end":"02:37","startHours":25.616513425188124,"endHours":26.616513425188124,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:37","end":"03:37","startHours":26.616513425188124,"endHours":27.616513425188124,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:37","end":"04:37","startHours":27.616513425188124,"endHours":28.616513425188124,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:37","end":"05:37","startHours":28.616513425188124,"endHours":29.616513425188124,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:37","end":"06:37","startHours":29.616513425188124,"endHours":30.616513425188124,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:37","end":"07:37","startHours":30.616513425188124,"endHours":31.616513425188124,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-17.233089891673835,"eotMinutes":-13.689348117395623,"ayanamsa":23.6027}},"calendars":{"vikram_samvat":2039,"vikram_samvatsara":"Yuva","saka_samvat":1904,"saka_samvatsara":"Dundubhi","bengali_samvat":1389,"malayalam_era":1158,"nanakshahi_year":513,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Aṣṭamī · Vikram 2039 Yuva · Śaka 1904 Dundubhi"},"festivals":[{"id":"bhishma-ashtami","name":"Bhīṣmāṣṭamī","name_sanskrit":"भीष्माष्टमी","tradition":"Pan-Hindu","associated_deity":"Bhīṣma Pitāmaha","significance":"Bhīṣma's mahaprasthāna anniversary (Māgha Śukla 8); Bhīṣma-tarpaṇa.","vrata":true,"detection":{"tithi_number":8,"tithi_paksha":"Śukla","lunar_month":"Māgha"},"precedence":2,"sources":["Mahābhārata, Anuśāsana Parva"]}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","relevance":0.5},{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","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 February 1, 1982 CE · Seattle, USA · Vidhyamitra","description":"February 1, 1982 CE for Seattle, USA: Śukla Aṣṭamī, sūryodaya 07:37, sūryāsta 17:09.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/seattle/1982-02-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/seattle/1982-02-01","sa":"https://sa.vidhyamitra.com/city/seattle/1982-02-01","hi":"https://hi.vidhyamitra.com/city/seattle/1982-02-01","x-default":"https://vidhyamitra.com/city/seattle/1982-02-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T05:02:17.316Z","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":"2026-06-01T05:02:17.316Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T05:02:17.316Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}