{"id":"vidhyamitra:city-day:seattle:2012-09-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/seattle/2012-09-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-09-04","date_display":"September 4, 2012 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":2012,"month":9,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456174.770833,"kali_year":5114,"ahargana":1867709.2708,"sun":{"sidereal_longitude":137.1596,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":0.1832,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":223.0236,"elapsed_within_tithi_degrees":7.0236},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":0.1832,"elapsed_within_degrees":0.1832},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":137.3427},"karana":{"half_tithi_index":37,"name":"Bālava"},"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":2012,"month":9,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456174.770833,"ahargana":1867709.2708,"kali_year":5114,"ayanamsa_lahiri":24.0301,"grahas":{"sun":{"sidereal_longitude":137.887719,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":358.50831900000003,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false,"latitude":2.8661},"mars":{"sidereal_longitude":193.20051899999999,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":131.540619,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":50.53861899999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":92.99921899999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":182.240819,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":219.7748,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":39.7748,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","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":2012,"month":9,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456174.770833,"kali_year":5114,"ahargana":1867709.2708,"sun":{"sidereal_longitude":137.1596,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":0.1832,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":223.0236,"elapsed_within_tithi_degrees":7.0236},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":0.1832,"elapsed_within_degrees":0.1832},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":137.3427},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.866,"elongation":136.976},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.866,"opposition_distance":43.024}},"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":"05:31","sunsetLocal":"18:44","solarNoonLocal":"12:08","dayLengthHours":13.212063982648218,"dayLengthDisplay":"13 Hours 12 Mins 43 Secs","nightLengthDisplay":"10 Hours 47 Mins 17 Secs","moonriseLocal":"20:08","moonsetLocal":"09:33","rahuKala":{"name":"Rāhu Kāla","start":"15:26","end":"17:05","startHours":15.43352539404112,"endHours":17.085033391872148,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:50","end":"10:29","startHours":8.82749340271701,"endHours":10.47900140054804,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:08","end":"13:47","startHours":12.130509398379065,"endHours":13.782017396210094,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:36","end":"09:03","startHours":8.60729233633954,"endHours":9.047694469094482,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:04","end":"06:26","startHours":6.074980072998633,"endHours":6.427301779202585,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:41","end":"12:34","startHours":11.690107265624125,"endHours":12.570911531134005,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:46","end":"04:39","startHours":3.7628688760351947,"endHours":4.643673141545076,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:25","end":"05:31","startHours":4.423472075167606,"endHours":5.524477407054957,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:20","end":"15:13","startHours":14.332520062153769,"endHours":15.213324327663651,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:32","end":"18:56","startHours":18.536541389703174,"endHours":18.936541389703173,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:44","end":"19:17","startHours":18.736541389703174,"endHours":19.28704405564685,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:29","end":"20:14","startHours":18.486541389703174,"endHours":20.236541389703174,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:41","end":"00:34","startHours":23.690107265624125,"endHours":24.570911531134005,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:31","end":"07:11","startHours":5.524477407054957,"endHours":7.175985404885984,"quality":"inauspicious"},{"name":"Udveg","start":"07:11","end":"08:50","startHours":7.175985404885984,"endHours":8.82749340271701,"quality":"inauspicious"},{"name":"Chala","start":"08:50","end":"10:29","startHours":8.82749340271701,"endHours":10.47900140054804,"quality":"neutral"},{"name":"Labha","start":"10:29","end":"12:08","startHours":10.47900140054804,"endHours":12.130509398379065,"quality":"auspicious"},{"name":"Amṛta","start":"12:08","end":"13:47","startHours":12.130509398379065,"endHours":13.782017396210094,"quality":"auspicious"},{"name":"Kāla","start":"13:47","end":"15:26","startHours":13.782017396210094,"endHours":15.43352539404112,"quality":"inauspicious"},{"name":"Śubha","start":"15:26","end":"17:05","startHours":15.43352539404112,"endHours":17.085033391872148,"quality":"auspicious"},{"name":"Roga","start":"17:05","end":"18:44","startHours":17.085033391872148,"endHours":18.736541389703174,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:44","end":"20:05","startHours":18.736541389703174,"endHours":20.085033391872145,"quality":"inauspicious"},{"name":"Śubha","start":"20:05","end":"21:26","startHours":20.085033391872145,"endHours":21.43352539404112,"quality":"auspicious"},{"name":"Roga","start":"21:26","end":"22:47","startHours":21.43352539404112,"endHours":22.782017396210094,"quality":"inauspicious"},{"name":"Udveg","start":"22:47","end":"00:08","startHours":22.782017396210094,"endHours":24.130509398379065,"quality":"inauspicious"},{"name":"Chala","start":"00:08","end":"01:29","startHours":24.130509398379065,"endHours":25.479001400548036,"quality":"neutral"},{"name":"Labha","start":"01:29","end":"02:50","startHours":25.479001400548036,"endHours":26.82749340271701,"quality":"auspicious"},{"name":"Amṛta","start":"02:50","end":"04:11","startHours":26.82749340271701,"endHours":28.175985404885985,"quality":"auspicious"},{"name":"Kāla","start":"04:11","end":"05:31","startHours":28.175985404885985,"endHours":29.524477407054956,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:31","end":"06:31","startHours":5.524477407054957,"endHours":6.524477407054957,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:31","end":"07:31","startHours":6.524477407054957,"endHours":7.524477407054957,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:31","end":"08:31","startHours":7.524477407054957,"endHours":8.524477407054956,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:31","end":"09:31","startHours":8.524477407054956,"endHours":9.524477407054956,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:31","end":"10:31","startHours":9.524477407054956,"endHours":10.524477407054956,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:31","end":"11:31","startHours":10.524477407054956,"endHours":11.524477407054956,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:31","end":"12:31","startHours":11.524477407054956,"endHours":12.524477407054956,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:31","end":"13:31","startHours":12.524477407054956,"endHours":13.524477407054956,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:31","end":"14:31","startHours":13.524477407054956,"endHours":14.524477407054956,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:31","end":"15:31","startHours":14.524477407054956,"endHours":15.524477407054956,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:31","end":"16:31","startHours":15.524477407054956,"endHours":16.524477407054956,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:31","end":"17:31","startHours":16.524477407054956,"endHours":17.524477407054956,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:31","end":"18:31","startHours":17.524477407054956,"endHours":18.524477407054956,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:31","end":"19:31","startHours":18.524477407054956,"endHours":19.524477407054956,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:31","end":"20:31","startHours":19.524477407054956,"endHours":20.524477407054956,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:31","end":"21:31","startHours":20.524477407054956,"endHours":21.524477407054956,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:31","end":"22:31","startHours":21.524477407054956,"endHours":22.524477407054956,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:31","end":"23:31","startHours":22.524477407054956,"endHours":23.524477407054956,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:31","end":"00:31","startHours":23.524477407054956,"endHours":24.524477407054956,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:31","end":"01:31","startHours":24.524477407054956,"endHours":25.524477407054956,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:31","end":"02:31","startHours":25.524477407054956,"endHours":26.524477407054956,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:31","end":"03:31","startHours":26.524477407054956,"endHours":27.524477407054956,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:31","end":"04:31","startHours":27.524477407054956,"endHours":28.524477407054956,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:31","end":"05:31","startHours":28.524477407054956,"endHours":29.524477407054956,"planetary_lord":"Saturn"}],"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":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"North","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":7.091168650827496,"eotMinutes":1.4978360972560227,"ayanamsa":24.0301}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada (Adhika) Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":true,"lunar_month_purnimanta_is_adhika":true,"lunar_month_amanta_is_adhika":true,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada (Adhika) Kṛṣṇa Caturthī · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"festivals":[{"id":"angarika-chaturthi","name":"Aṅgāraka Caturthī (Tuesday Caturthī)","name_sanskrit":"अङ्गारक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa + Maṅgala","significance":"Tuesday-Caturthī (rare); supremely auspicious for Maṅgala-doṣa-nivāraṇa.","vrata":true,"detection":{"any_of":[{"tithi_number":4,"vara_name":"Maṅgalavāra (Tuesday)"},{"tithi_number":19,"vara_name":"Maṅgalavāra (Tuesday)"}]},"precedence":3},{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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":"-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 September 4, 2012 CE · Seattle, USA · Vidhyamitra","description":"September 4, 2012 CE for Seattle, USA: Kṛṣṇa Caturthī, sūryodaya 05:31, sūryāsta 18:44.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/seattle/2012-09-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/seattle/2012-09-04","sa":"https://sa.vidhyamitra.com/city/seattle/2012-09-04","hi":"https://hi.vidhyamitra.com/city/seattle/2012-09-04","x-default":"https://vidhyamitra.com/city/seattle/2012-09-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T18:19:18.035Z","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":"2026-05-31T18:19:18.035Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T18:19:18.035Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}