{"id":"vidhyamitra:city-day:seattle:2001-02-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/seattle/2001-02-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2001-02-06","date_display":"February 6, 2001 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":2001,"month":2,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451946.770833,"kali_year":5102,"ahargana":1863481.2708,"sun":{"sidereal_longitude":293.4969,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":83.2602,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":149.7632,"elapsed_within_tithi_degrees":5.7632},"nakshatra":{"number":7,"name":"Punarvasu","pada":1,"moon_longitude":83.2602,"elapsed_within_degrees":3.2602},"yoga":{"number":2,"name":"Prīti","sum_longitude":16.7571},"karana":{"half_tithi_index":24,"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":2001,"month":2,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2451946.770833,"ahargana":1863481.2708,"kali_year":5102,"ayanamsa_lahiri":23.8684,"grahas":{"sun":{"sidereal_longitude":293.44936000000007,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":81.48345999999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false,"latitude":-0.0419},"mars":{"sidereal_longitude":211.41625999999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":306.50826000000006,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":37.51715999999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":338.87016,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":30.242259999999987,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":83.7946,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":263.7946,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"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":2001,"month":2,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451946.770833,"kali_year":5102,"ahargana":1863481.2708,"sun":{"sidereal_longitude":293.4969,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":83.2602,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":149.7632,"elapsed_within_tithi_degrees":5.7632},"nakshatra":{"number":7,"name":"Punarvasu","pada":1,"moon_longitude":83.2602,"elapsed_within_degrees":3.2602},"yoga":{"number":2,"name":"Prīti","sum_longitude":16.7571},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.042,"elongation":149.763},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.042,"opposition_distance":30.237}},"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":"07:30","sunsetLocal":"17:18","solarNoonLocal":"12:24","dayLengthHours":9.797568351959733,"dayLengthDisplay":"9 Hours 47 Mins 51 Secs","nightLengthDisplay":"14 Hours 12 Mins 09 Secs","moonriseLocal":"14:23","moonsetLocal":"06:08","rahuKala":{"name":"Rāhu Kāla","start":"14:51","end":"16:04","startHours":14.84312097328122,"endHours":16.067817017276184,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:57","end":"11:10","startHours":9.944336797301354,"endHours":11.16903284129632,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:24","end":"13:37","startHours":12.393728885291285,"endHours":13.618424929286252,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:47","end":"10:06","startHours":9.781043991435357,"endHours":10.107629603167348,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:54","end":"08:10","startHours":7.903176723976409,"endHours":8.164445213362002,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:04","end":"12:43","startHours":12.067143273559294,"endHours":12.720314497023276,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:11","end":"06:51","startHours":6.188602262383455,"endHours":6.841773485847438,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:41","end":"07:30","startHours":6.678480679981442,"endHours":7.49494470931142,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:02","end":"14:41","startHours":14.026656943951242,"endHours":14.679828167415224,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:06","end":"17:30","startHours":17.092513061271152,"endHours":17.49251306127115,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:18","end":"17:42","startHours":17.29251306127115,"endHours":17.70074507593614,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:03","end":"18:48","startHours":17.04251306127115,"endHours":18.79251306127115,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:04","end":"00:43","startHours":24.067143273559292,"endHours":24.720314497023278,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"07:30","end":"08:43","startHours":7.49494470931142,"endHours":8.719640753306386,"quality":"inauspicious"},{"name":"Udveg","start":"08:43","end":"09:57","startHours":8.719640753306386,"endHours":9.944336797301354,"quality":"inauspicious"},{"name":"Chala","start":"09:57","end":"11:10","startHours":9.944336797301354,"endHours":11.16903284129632,"quality":"neutral"},{"name":"Labha","start":"11:10","end":"12:24","startHours":11.16903284129632,"endHours":12.393728885291285,"quality":"auspicious"},{"name":"Amṛta","start":"12:24","end":"13:37","startHours":12.393728885291285,"endHours":13.618424929286252,"quality":"auspicious"},{"name":"Kāla","start":"13:37","end":"14:51","startHours":13.618424929286252,"endHours":14.84312097328122,"quality":"inauspicious"},{"name":"Śubha","start":"14:51","end":"16:04","startHours":14.84312097328122,"endHours":16.067817017276184,"quality":"auspicious"},{"name":"Roga","start":"16:04","end":"17:18","startHours":16.067817017276184,"endHours":17.29251306127115,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:18","end":"19:04","startHours":17.29251306127115,"endHours":19.067817017276184,"quality":"inauspicious"},{"name":"Śubha","start":"19:04","end":"20:51","startHours":19.067817017276184,"endHours":20.843120973281216,"quality":"auspicious"},{"name":"Roga","start":"20:51","end":"22:37","startHours":20.843120973281216,"endHours":22.618424929286252,"quality":"inauspicious"},{"name":"Udveg","start":"22:37","end":"00:24","startHours":22.618424929286252,"endHours":24.393728885291285,"quality":"inauspicious"},{"name":"Chala","start":"00:24","end":"02:10","startHours":24.393728885291285,"endHours":26.169032841296318,"quality":"neutral"},{"name":"Labha","start":"02:10","end":"03:57","startHours":26.169032841296318,"endHours":27.944336797301354,"quality":"auspicious"},{"name":"Amṛta","start":"03:57","end":"05:43","startHours":27.944336797301354,"endHours":29.719640753306386,"quality":"auspicious"},{"name":"Kāla","start":"05:43","end":"07:30","startHours":29.719640753306386,"endHours":31.49494470931142,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:30","end":"08:30","startHours":7.49494470931142,"endHours":8.494944709311419,"planetary_lord":"Mars"},{"name":"Hora 2","start":"08:30","end":"09:30","startHours":8.494944709311419,"endHours":9.494944709311419,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"09:30","end":"10:30","startHours":9.494944709311419,"endHours":10.494944709311419,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"10:30","end":"11:30","startHours":10.494944709311419,"endHours":11.494944709311419,"planetary_lord":"Moon"},{"name":"Hora 5","start":"11:30","end":"12:30","startHours":11.494944709311419,"endHours":12.494944709311419,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"12:30","end":"13:30","startHours":12.494944709311419,"endHours":13.494944709311419,"planetary_lord":"Venus"},{"name":"Hora 7","start":"13:30","end":"14:30","startHours":13.494944709311419,"endHours":14.494944709311419,"planetary_lord":"Sun"},{"name":"Hora 8","start":"14:30","end":"15:30","startHours":14.494944709311419,"endHours":15.494944709311419,"planetary_lord":"Mars"},{"name":"Hora 9","start":"15:30","end":"16:30","startHours":15.494944709311419,"endHours":16.49494470931142,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"16:30","end":"17:30","startHours":16.49494470931142,"endHours":17.49494470931142,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"17:30","end":"18:30","startHours":17.49494470931142,"endHours":18.49494470931142,"planetary_lord":"Moon"},{"name":"Hora 12","start":"18:30","end":"19:30","startHours":18.49494470931142,"endHours":19.49494470931142,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"19:30","end":"20:30","startHours":19.49494470931142,"endHours":20.49494470931142,"planetary_lord":"Venus"},{"name":"Hora 14","start":"20:30","end":"21:30","startHours":20.49494470931142,"endHours":21.49494470931142,"planetary_lord":"Sun"},{"name":"Hora 15","start":"21:30","end":"22:30","startHours":21.49494470931142,"endHours":22.49494470931142,"planetary_lord":"Mars"},{"name":"Hora 16","start":"22:30","end":"23:30","startHours":22.49494470931142,"endHours":23.49494470931142,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"23:30","end":"00:30","startHours":23.49494470931142,"endHours":24.49494470931142,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"00:30","end":"01:30","startHours":24.49494470931142,"endHours":25.49494470931142,"planetary_lord":"Moon"},{"name":"Hora 19","start":"01:30","end":"02:30","startHours":25.49494470931142,"endHours":26.49494470931142,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"02:30","end":"03:30","startHours":26.49494470931142,"endHours":27.49494470931142,"planetary_lord":"Venus"},{"name":"Hora 21","start":"03:30","end":"04:30","startHours":27.49494470931142,"endHours":28.49494470931142,"planetary_lord":"Sun"},{"name":"Hora 22","start":"04:30","end":"05:30","startHours":28.49494470931142,"endHours":29.49494470931142,"planetary_lord":"Mars"},{"name":"Hora 23","start":"05:30","end":"06:30","startHours":29.49494470931142,"endHours":30.49494470931142,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"06:30","end":"07:30","startHours":30.49494470931142,"endHours":31.49494470931142,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"North","anandadiYoga":{"name":"Lumba","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":-15.642577982360653,"eotMinutes":-14.295333117477217,"ayanamsa":23.8684}},"calendars":{"vikram_samvat":2058,"vikram_samvatsara":"Jaya","saka_samvat":1923,"saka_samvatsara":"Vṛṣa","bengali_samvat":1408,"malayalam_era":1177,"nanakshahi_year":532,"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 Trayodaśī · Vikram 2058 Jaya · Śaka 1923 Vṛṣa"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"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":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Punarvasu","url":"/day/-1626101-04-03","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 6, 2001 CE · Seattle, USA · Vidhyamitra","description":"February 6, 2001 CE for Seattle, USA: Śukla Trayodaśī, sūryodaya 07:30, sūryāsta 17:18.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/seattle/2001-02-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/seattle/2001-02-06","sa":"https://sa.vidhyamitra.com/city/seattle/2001-02-06","hi":"https://hi.vidhyamitra.com/city/seattle/2001-02-06","x-default":"https://vidhyamitra.com/city/seattle/2001-02-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T20:40:24.519Z","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":"2026-06-01T20:40:24.519Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T20:40:24.519Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}