{"id":"vidhyamitra:city-day:seattle:2001-01-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/seattle/2001-01-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2001-01-18","date_display":"January 18, 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":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451927.770833,"kali_year":5102,"ahargana":1863462.2708,"sun":{"sidereal_longitude":274.056,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":198.9848,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":284.9288,"elapsed_within_tithi_degrees":8.9288},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":198.9848,"elapsed_within_degrees":12.3182},"yoga":{"number":9,"name":"Śūla","sum_longitude":113.0408},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2451927.770833,"ahargana":1863462.2708,"kali_year":5102,"ayanamsa_lahiri":23.8676,"grahas":{"sun":{"sidereal_longitude":274.14438599999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":202.24478599999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false,"latitude":4.1044},"mars":{"sidereal_longitude":200.87088600000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":288.5348859999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":37.37968599999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":321.213786,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":30.145186000000024,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":84.8013,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":264.8013,"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":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451927.770833,"kali_year":5102,"ahargana":1863462.2708,"sun":{"sidereal_longitude":274.056,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":198.9848,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":284.9288,"elapsed_within_tithi_degrees":8.9288},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":198.9848,"elapsed_within_degrees":12.3182},"yoga":{"number":9,"name":"Śūla","sum_longitude":113.0408},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.104,"elongation":75.071},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.104,"opposition_distance":104.929}},"eclipse_window_40days":[{"offset_days":-8,"type":"lunar","occurs":true,"moon_latitude":0.182,"opposition_distance":1.705}]},"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":"07:51","sunsetLocal":"16:48","solarNoonLocal":"12:20","dayLengthHours":8.958001451399973,"dayLengthDisplay":"8 Hours 57 Mins 29 Secs","nightLengthDisplay":"15 Hours 02 Mins 31 Secs","moonriseLocal":"02:45","moonsetLocal":"12:19","rahuKala":{"name":"Rāhu Kāla","start":"13:27","end":"14:34","startHours":13.447710674453157,"endHours":14.567460855878153,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:51","end":"08:58","startHours":7.848959767328174,"endHours":8.96870994875317,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:05","end":"11:12","startHours":10.088460130178166,"endHours":11.208210311603164,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:56","end":"10:14","startHours":9.939160105988169,"endHours":10.237760154368168,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"08:13","end":"08:28","startHours":8.222209827803173,"endHours":8.461089866507173,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:38","startHours":12.029360444648162,"endHours":12.62656054140816,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:39","end":"07:15","startHours":6.654559573808178,"endHours":7.251759670568176,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"07:06","end":"07:51","startHours":7.102459646378176,"endHours":7.848959767328174,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:49","end":"14:25","startHours":13.820960734928157,"endHours":14.418160831688155,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:36","end":"17:00","startHours":16.60696121872815,"endHours":17.006961218728147,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"16:48","end":"17:11","startHours":16.806961218728148,"endHours":17.180211279203146,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:33","end":"18:18","startHours":16.556961218728148,"endHours":18.306961218728148,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:38","startHours":24.029360444648162,"endHours":24.62656054140816,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:51","end":"08:58","startHours":7.848959767328174,"endHours":8.96870994875317,"quality":"auspicious"},{"name":"Roga","start":"08:58","end":"10:05","startHours":8.96870994875317,"endHours":10.088460130178166,"quality":"inauspicious"},{"name":"Udveg","start":"10:05","end":"11:12","startHours":10.088460130178166,"endHours":11.208210311603164,"quality":"inauspicious"},{"name":"Chala","start":"11:12","end":"12:20","startHours":11.208210311603164,"endHours":12.327960493028161,"quality":"neutral"},{"name":"Labha","start":"12:20","end":"13:27","startHours":12.327960493028161,"endHours":13.447710674453157,"quality":"auspicious"},{"name":"Amṛta","start":"13:27","end":"14:34","startHours":13.447710674453157,"endHours":14.567460855878153,"quality":"auspicious"},{"name":"Kāla","start":"14:34","end":"15:41","startHours":14.567460855878153,"endHours":15.68721103730315,"quality":"inauspicious"},{"name":"Śubha","start":"15:41","end":"16:48","startHours":15.68721103730315,"endHours":16.806961218728148,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"16:48","end":"18:41","startHours":16.806961218728148,"endHours":18.68721103730315,"quality":"auspicious"},{"name":"Kāla","start":"18:41","end":"20:34","startHours":18.68721103730315,"endHours":20.567460855878153,"quality":"inauspicious"},{"name":"Śubha","start":"20:34","end":"22:27","startHours":20.567460855878153,"endHours":22.44771067445316,"quality":"auspicious"},{"name":"Roga","start":"22:27","end":"00:20","startHours":22.44771067445316,"endHours":24.32796049302816,"quality":"inauspicious"},{"name":"Udveg","start":"00:20","end":"02:12","startHours":24.32796049302816,"endHours":26.208210311603164,"quality":"inauspicious"},{"name":"Chala","start":"02:12","end":"04:05","startHours":26.208210311603164,"endHours":28.08846013017817,"quality":"neutral"},{"name":"Labha","start":"04:05","end":"05:58","startHours":28.08846013017817,"endHours":29.968709948753173,"quality":"auspicious"},{"name":"Amṛta","start":"05:58","end":"07:51","startHours":29.968709948753173,"endHours":31.848959767328175,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:51","end":"08:51","startHours":7.848959767328174,"endHours":8.848959767328175,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:51","end":"09:51","startHours":8.848959767328175,"endHours":9.848959767328175,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:51","end":"10:51","startHours":9.848959767328175,"endHours":10.848959767328175,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:51","end":"11:51","startHours":10.848959767328175,"endHours":11.848959767328175,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:51","end":"12:51","startHours":11.848959767328175,"endHours":12.848959767328175,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:51","end":"13:51","startHours":12.848959767328175,"endHours":13.848959767328175,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:51","end":"14:51","startHours":13.848959767328175,"endHours":14.848959767328175,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:51","end":"15:51","startHours":14.848959767328175,"endHours":15.848959767328175,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:51","end":"16:51","startHours":15.848959767328175,"endHours":16.848959767328175,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:51","end":"17:51","startHours":16.848959767328175,"endHours":17.848959767328175,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:51","end":"18:51","startHours":17.848959767328175,"endHours":18.848959767328175,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:51","end":"19:51","startHours":18.848959767328175,"endHours":19.848959767328175,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:51","end":"20:51","startHours":19.848959767328175,"endHours":20.848959767328175,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:51","end":"21:51","startHours":20.848959767328175,"endHours":21.848959767328175,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:51","end":"22:51","startHours":21.848959767328175,"endHours":22.848959767328175,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:51","end":"23:51","startHours":22.848959767328175,"endHours":23.848959767328175,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:51","end":"00:51","startHours":23.848959767328175,"endHours":24.848959767328175,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:51","end":"01:51","startHours":24.848959767328175,"endHours":25.848959767328175,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:51","end":"02:51","startHours":25.848959767328175,"endHours":26.848959767328175,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:51","end":"03:51","startHours":26.848959767328175,"endHours":27.848959767328175,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:51","end":"04:51","startHours":27.848959767328175,"endHours":28.848959767328175,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:51","end":"05:51","startHours":28.848959767328175,"endHours":29.848959767328175,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:51","end":"06:51","startHours":29.848959767328175,"endHours":30.848959767328175,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:51","end":"07:51","startHours":30.848959767328175,"endHours":31.848959767328175,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North","rahuVasa":"North-West","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-20.556926883990428,"eotMinutes":-10.349229581689698,"ayanamsa":23.8676}},"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 Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","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 Kṛṣṇa Navamī · Vikram 2058 Jaya · Śaka 1923 Vṛṣa"},"festivals":[],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 January 18, 2001 CE · Seattle, USA · Vidhyamitra","description":"January 18, 2001 CE for Seattle, USA: Kṛṣṇa Navamī, sūryodaya 07:51, sūryāsta 16:48.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/seattle/2001-01-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/seattle/2001-01-18","sa":"https://sa.vidhyamitra.com/city/seattle/2001-01-18","hi":"https://hi.vidhyamitra.com/city/seattle/2001-01-18","x-default":"https://vidhyamitra.com/city/seattle/2001-01-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T09:05:17.450Z","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":"2026-05-31T09:05:17.450Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T09:05:17.450Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}