{"id":"vidhyamitra:city-day:seattle:2004-08-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/seattle/2004-08-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2004-08-18","date_display":"August 18, 2004 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":2004,"month":8,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453235.770833,"kali_year":5106,"ahargana":1864770.2708,"sun":{"sidereal_longitude":120.8862,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":144.72,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":23.8338,"elapsed_within_tithi_degrees":11.8338},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4,"moon_longitude":144.72,"elapsed_within_degrees":11.3866},"yoga":{"number":20,"name":"Śiva","sum_longitude":265.6061},"karana":{"half_tithi_index":3,"name":"Kaulava"},"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":2004,"month":8,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2453235.770833,"ahargana":1864770.2708,"kali_year":5106,"ayanamsa_lahiri":23.9177,"grahas":{"sun":{"sidereal_longitude":121.52620999999999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":144.68520999999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false,"latitude":3.4847},"mars":{"sidereal_longitude":130.86571000000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":132.03741000000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":148.22030999999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":75.64860999999996,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":87.85811000000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":15.4971,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":195.4971,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"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":2004,"month":8,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453235.770833,"kali_year":5106,"ahargana":1864770.2708,"sun":{"sidereal_longitude":120.8862,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":144.72,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":23.8338,"elapsed_within_tithi_degrees":11.8338},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4,"moon_longitude":144.72,"elapsed_within_degrees":11.3866},"yoga":{"number":20,"name":"Śiva","sum_longitude":265.6061},"karana":{"half_tithi_index":3,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.485,"elongation":23.834},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.485,"opposition_distance":156.166}},"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":"05:09","sunsetLocal":"19:17","solarNoonLocal":"12:13","dayLengthHours":14.134534799498425,"dayLengthDisplay":"14 Hours 08 Mins 04 Secs","nightLengthDisplay":"9 Hours 51 Mins 56 Secs","moonriseLocal":"07:22","moonsetLocal":"20:09","rahuKala":{"name":"Rāhu Kāla","start":"12:13","end":"13:59","startHours":12.214274295348506,"endHours":13.98109114528581,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:55","end":"08:41","startHours":6.913823745536597,"endHours":8.6806405954739,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:27","end":"12:13","startHours":10.447457445411203,"endHours":12.214274295348506,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:27","end":"08:55","startHours":8.44506501548226,"endHours":8.91621617546554,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:44","end":"06:07","startHours":5.735945845578395,"endHours":6.1128667735650195,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:45","end":"12:41","startHours":11.743123135365225,"endHours":12.685425455331787,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:16","end":"04:12","startHours":3.2624022556661703,"endHours":4.204704575632732,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:58","end":"05:09","startHours":3.969128995641092,"endHours":5.147006895599294,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:34","end":"15:31","startHours":14.57003009526491,"endHours":15.512332415231471,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:05","end":"19:29","startHours":19.08154169509772,"endHours":19.481541695097718,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:17","end":"19:52","startHours":19.28154169509772,"endHours":19.87048064507682,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:02","end":"20:47","startHours":19.03154169509772,"endHours":20.78154169509772,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:45","end":"00:41","startHours":23.743123135365224,"endHours":24.68542545533179,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:09","end":"06:55","startHours":5.147006895599294,"endHours":6.913823745536597,"quality":"auspicious"},{"name":"Amṛta","start":"06:55","end":"08:41","startHours":6.913823745536597,"endHours":8.6806405954739,"quality":"auspicious"},{"name":"Kāla","start":"08:41","end":"10:27","startHours":8.6806405954739,"endHours":10.447457445411203,"quality":"inauspicious"},{"name":"Śubha","start":"10:27","end":"12:13","startHours":10.447457445411203,"endHours":12.214274295348506,"quality":"auspicious"},{"name":"Roga","start":"12:13","end":"13:59","startHours":12.214274295348506,"endHours":13.98109114528581,"quality":"inauspicious"},{"name":"Udveg","start":"13:59","end":"15:45","startHours":13.98109114528581,"endHours":15.747907995223112,"quality":"inauspicious"},{"name":"Chala","start":"15:45","end":"17:31","startHours":15.747907995223112,"endHours":17.514724845160416,"quality":"neutral"},{"name":"Labha","start":"17:31","end":"19:17","startHours":17.514724845160416,"endHours":19.28154169509772,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"19:17","end":"20:31","startHours":19.28154169509772,"endHours":20.514724845160416,"quality":"inauspicious"},{"name":"Chala","start":"20:31","end":"21:45","startHours":20.514724845160416,"endHours":21.747907995223112,"quality":"neutral"},{"name":"Labha","start":"21:45","end":"22:59","startHours":21.747907995223112,"endHours":22.98109114528581,"quality":"auspicious"},{"name":"Amṛta","start":"22:59","end":"00:13","startHours":22.98109114528581,"endHours":24.214274295348506,"quality":"auspicious"},{"name":"Kāla","start":"00:13","end":"01:27","startHours":24.214274295348506,"endHours":25.447457445411203,"quality":"inauspicious"},{"name":"Śubha","start":"01:27","end":"02:41","startHours":25.447457445411203,"endHours":26.6806405954739,"quality":"auspicious"},{"name":"Roga","start":"02:41","end":"03:55","startHours":26.6806405954739,"endHours":27.913823745536597,"quality":"inauspicious"},{"name":"Udveg","start":"03:55","end":"05:09","startHours":27.913823745536597,"endHours":29.147006895599294,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:09","end":"06:09","startHours":5.147006895599294,"endHours":6.147006895599294,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:09","end":"07:09","startHours":6.147006895599294,"endHours":7.147006895599294,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:09","end":"08:09","startHours":7.147006895599294,"endHours":8.147006895599294,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:09","end":"09:09","startHours":8.147006895599294,"endHours":9.147006895599294,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:09","end":"10:09","startHours":9.147006895599294,"endHours":10.147006895599294,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:09","end":"11:09","startHours":10.147006895599294,"endHours":11.147006895599294,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:09","end":"12:09","startHours":11.147006895599294,"endHours":12.147006895599294,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:09","end":"13:09","startHours":12.147006895599294,"endHours":13.147006895599294,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:09","end":"14:09","startHours":13.147006895599294,"endHours":14.147006895599294,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:09","end":"15:09","startHours":14.147006895599294,"endHours":15.147006895599294,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:09","end":"16:09","startHours":15.147006895599294,"endHours":16.147006895599294,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:09","end":"17:09","startHours":16.147006895599294,"endHours":17.147006895599294,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:09","end":"18:09","startHours":17.147006895599294,"endHours":18.147006895599294,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:09","end":"19:09","startHours":18.147006895599294,"endHours":19.147006895599294,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:09","end":"20:09","startHours":19.147006895599294,"endHours":20.147006895599294,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:09","end":"21:09","startHours":20.147006895599294,"endHours":21.147006895599294,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:09","end":"22:09","startHours":21.147006895599294,"endHours":22.147006895599294,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:09","end":"23:09","startHours":22.147006895599294,"endHours":23.147006895599294,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:09","end":"00:09","startHours":23.147006895599294,"endHours":24.147006895599294,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:09","end":"01:09","startHours":24.147006895599294,"endHours":25.147006895599294,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:09","end":"02:09","startHours":25.147006895599294,"endHours":26.147006895599294,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:09","end":"03:09","startHours":26.147006895599294,"endHours":27.147006895599294,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:09","end":"04:09","startHours":27.147006895599294,"endHours":28.147006895599294,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:09","end":"05:09","startHours":28.147006895599294,"endHours":29.147006895599294,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","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":"South-West","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":13.038099435707831,"eotMinutes":-3.5280577209103767,"ayanamsa":23.9177}},"calendars":{"vikram_samvat":2061,"vikram_samvatsara":"Hemalambī","saka_samvat":1926,"saka_samvatsara":"Tāraṇa","bengali_samvat":1411,"malayalam_era":1180,"nanakshahi_year":535,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Dvitīyā · Vikram 2061 Hemalambī · Śaka 1926 Tāraṇa"},"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":[]},"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 August 18, 2004 CE · Seattle, USA · Vidhyamitra","description":"August 18, 2004 CE for Seattle, USA: Śukla Dvitīyā, sūryodaya 05:09, sūryāsta 19:17.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/seattle/2004-08-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/seattle/2004-08-18","sa":"https://sa.vidhyamitra.com/city/seattle/2004-08-18","hi":"https://hi.vidhyamitra.com/city/seattle/2004-08-18","x-default":"https://vidhyamitra.com/city/seattle/2004-08-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T09:19:33.887Z","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":"2026-06-01T09:19:33.887Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T09:19:33.887Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}