{"id":"vidhyamitra:city-day:seattle:2012-04-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/seattle/2012-04-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-04-18","date_display":"April 18, 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":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456035.770833,"kali_year":5114,"ahargana":1867570.2708,"sun":{"sidereal_longitude":4.4772,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":327.1693,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":322.6922,"elapsed_within_tithi_degrees":10.6922},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3,"moon_longitude":327.1693,"elapsed_within_degrees":7.1693},"yoga":{"number":25,"name":"Brahma","sum_longitude":331.6465},"karana":{"half_tithi_index":53,"name":"Taitila"},"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":2012,"month":4,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456035.770833,"ahargana":1867570.2708,"kali_year":5114,"ayanamsa_lahiri":24.0248,"grahas":{"sun":{"sidereal_longitude":4.387929999999983,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":328.36343,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false,"latitude":4.4311},"mars":{"sidereal_longitude":129.54663,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":336.80433,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":22.935029999999983,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":48.03652999999997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":181.73892999999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":227.1397,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":47.1397,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":2012,"month":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456035.770833,"kali_year":5114,"ahargana":1867570.2708,"sun":{"sidereal_longitude":4.4772,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":327.1693,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":322.6922,"elapsed_within_tithi_degrees":10.6922},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3,"moon_longitude":327.1693,"elapsed_within_degrees":7.1693},"yoga":{"number":25,"name":"Brahma","sum_longitude":331.6465},"karana":{"half_tithi_index":53,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.431,"elongation":37.308},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.431,"opposition_distance":142.692}},"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":"05:15","sunsetLocal":"19:03","solarNoonLocal":"12:09","dayLengthHours":13.797079580591934,"dayLengthDisplay":"13 Hours 47 Mins 49 Secs","nightLengthDisplay":"10 Hours 12 Mins 11 Secs","moonriseLocal":"03:55","moonsetLocal":"15:35","rahuKala":{"name":"Rāhu Kāla","start":"12:09","end":"13:52","startHours":12.147041951735275,"endHours":13.871676899309268,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:58","end":"08:42","startHours":6.9731371090133,"endHours":8.697772056587292,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:25","end":"12:09","startHours":10.422407004161283,"endHours":12.147041951735275,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:28","end":"08:56","startHours":8.467820730244092,"endHours":8.927723382930491,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:49","end":"06:11","startHours":5.823380477297306,"endHours":6.191302599446424,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:41","end":"12:36","startHours":11.687139299048878,"endHours":12.606944604421672,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:25","end":"04:20","startHours":3.408891550693717,"endHours":4.328696856066513,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:06","end":"05:15","startHours":4.098745529723314,"endHours":5.248502161439308,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:27","end":"15:22","startHours":14.446555215167264,"endHours":15.36636052054006,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:51","end":"19:15","startHours":18.845581742031243,"endHours":19.24558174203124,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:03","end":"19:37","startHours":19.045581742031242,"endHours":19.62046005788924,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:48","end":"20:33","startHours":18.795581742031242,"endHours":20.545581742031242,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:41","end":"00:36","startHours":23.687139299048876,"endHours":24.606944604421674,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:15","end":"06:58","startHours":5.248502161439308,"endHours":6.9731371090133,"quality":"auspicious"},{"name":"Amṛta","start":"06:58","end":"08:42","startHours":6.9731371090133,"endHours":8.697772056587292,"quality":"auspicious"},{"name":"Kāla","start":"08:42","end":"10:25","startHours":8.697772056587292,"endHours":10.422407004161283,"quality":"inauspicious"},{"name":"Śubha","start":"10:25","end":"12:09","startHours":10.422407004161283,"endHours":12.147041951735275,"quality":"auspicious"},{"name":"Roga","start":"12:09","end":"13:52","startHours":12.147041951735275,"endHours":13.871676899309268,"quality":"inauspicious"},{"name":"Udveg","start":"13:52","end":"15:36","startHours":13.871676899309268,"endHours":15.596311846883259,"quality":"inauspicious"},{"name":"Chala","start":"15:36","end":"17:19","startHours":15.596311846883259,"endHours":17.32094679445725,"quality":"neutral"},{"name":"Labha","start":"17:19","end":"19:03","startHours":17.32094679445725,"endHours":19.045581742031242,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"19:03","end":"20:19","startHours":19.045581742031242,"endHours":20.32094679445725,"quality":"inauspicious"},{"name":"Chala","start":"20:19","end":"21:36","startHours":20.32094679445725,"endHours":21.59631184688326,"quality":"neutral"},{"name":"Labha","start":"21:36","end":"22:52","startHours":21.59631184688326,"endHours":22.871676899309268,"quality":"auspicious"},{"name":"Amṛta","start":"22:52","end":"00:09","startHours":22.871676899309268,"endHours":24.147041951735275,"quality":"auspicious"},{"name":"Kāla","start":"00:09","end":"01:25","startHours":24.147041951735275,"endHours":25.422407004161283,"quality":"inauspicious"},{"name":"Śubha","start":"01:25","end":"02:42","startHours":25.422407004161283,"endHours":26.69777205658729,"quality":"auspicious"},{"name":"Roga","start":"02:42","end":"03:58","startHours":26.69777205658729,"endHours":27.9731371090133,"quality":"inauspicious"},{"name":"Udveg","start":"03:58","end":"05:15","startHours":27.9731371090133,"endHours":29.24850216143931,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:15","end":"06:15","startHours":5.248502161439308,"endHours":6.248502161439308,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:15","end":"07:15","startHours":6.248502161439308,"endHours":7.248502161439308,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:15","end":"08:15","startHours":7.248502161439308,"endHours":8.248502161439308,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:15","end":"09:15","startHours":8.248502161439308,"endHours":9.248502161439308,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:15","end":"10:15","startHours":9.248502161439308,"endHours":10.248502161439308,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:15","end":"11:15","startHours":10.248502161439308,"endHours":11.248502161439308,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:15","end":"12:15","startHours":11.248502161439308,"endHours":12.248502161439308,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:15","end":"13:15","startHours":12.248502161439308,"endHours":13.248502161439308,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:15","end":"14:15","startHours":13.248502161439308,"endHours":14.248502161439308,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:15","end":"15:15","startHours":14.248502161439308,"endHours":15.248502161439308,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:15","end":"16:15","startHours":15.248502161439308,"endHours":16.24850216143931,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:15","end":"17:15","startHours":16.24850216143931,"endHours":17.24850216143931,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:15","end":"18:15","startHours":17.24850216143931,"endHours":18.24850216143931,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:15","end":"19:15","startHours":18.24850216143931,"endHours":19.24850216143931,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:15","end":"20:15","startHours":19.24850216143931,"endHours":20.24850216143931,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:15","end":"21:15","startHours":20.24850216143931,"endHours":21.24850216143931,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:15","end":"22:15","startHours":21.24850216143931,"endHours":22.24850216143931,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:15","end":"23:15","startHours":22.24850216143931,"endHours":23.24850216143931,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:15","end":"00:15","startHours":23.24850216143931,"endHours":24.24850216143931,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:15","end":"01:15","startHours":24.24850216143931,"endHours":25.24850216143931,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:15","end":"02:15","startHours":25.24850216143931,"endHours":26.24850216143931,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:15","end":"03:15","startHours":26.24850216143931,"endHours":27.24850216143931,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:15","end":"04:15","startHours":27.24850216143931,"endHours":28.24850216143931,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:15","end":"05:15","startHours":28.24850216143931,"endHours":29.24850216143931,"planetary_lord":"Sun"}],"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","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"South-West","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":10.908955031123353,"eotMinutes":0.5058828958834352,"ayanamsa":24.0248}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Dvādaśī · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"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 April 18, 2012 CE · Seattle, USA · Vidhyamitra","description":"April 18, 2012 CE for Seattle, USA: Kṛṣṇa Dvādaśī, sūryodaya 05:15, sūryāsta 19:03.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/seattle/2012-04-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/seattle/2012-04-18","sa":"https://sa.vidhyamitra.com/city/seattle/2012-04-18","hi":"https://hi.vidhyamitra.com/city/seattle/2012-04-18","x-default":"https://vidhyamitra.com/city/seattle/2012-04-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T15:09:00.734Z","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":"2026-05-31T15:09:00.734Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T15:09:00.734Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}