{"id":"vidhyamitra:city-day:seattle:1964-10-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/seattle/1964-10-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1964-10-01","date_display":"October 1, 1964 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":1964,"month":10,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438669.770833,"kali_year":5066,"ahargana":1850204.2708,"sun":{"sidereal_longitude":163.8744,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":105.773,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":301.8987,"elapsed_within_tithi_degrees":1.8987},"nakshatra":{"number":8,"name":"Puṣya","pada":4,"moon_longitude":105.773,"elapsed_within_degrees":12.4397},"yoga":{"number":21,"name":"Siddha","sum_longitude":269.6474},"karana":{"half_tithi_index":50,"name":"Bava"},"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":1964,"month":10,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2438669.770833,"ahargana":1850204.2708,"kali_year":5066,"ayanamsa_lahiri":23.3606,"grahas":{"sun":{"sidereal_longitude":164.53433900000005,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"moon":{"sidereal_longitude":106.05493899999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false,"latitude":2.7995},"mars":{"sidereal_longitude":106.720439,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":153.649539,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":33.01463899999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":121.800139,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":306.528739,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":67.2739,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":247.2739,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","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":1964,"month":10,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438669.770833,"kali_year":5066,"ahargana":1850204.2708,"sun":{"sidereal_longitude":163.8744,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":105.773,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":301.8987,"elapsed_within_tithi_degrees":1.8987},"nakshatra":{"number":8,"name":"Puṣya","pada":4,"moon_longitude":105.773,"elapsed_within_degrees":12.4397},"yoga":{"number":21,"name":"Siddha","sum_longitude":269.6474},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.799,"elongation":58.101},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.799,"opposition_distance":121.899}},"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":"06:07","sunsetLocal":"17:49","solarNoonLocal":"11:58","dayLengthHours":11.707058987523197,"dayLengthDisplay":"11 Hours 42 Mins 25 Secs","nightLengthDisplay":"12 Hours 17 Mins 35 Secs","moonriseLocal":"00:37","moonsetLocal":"15:31","rahuKala":{"name":"Rāhu Kāla","start":"13:26","end":"14:54","startHours":13.432726303663994,"endHours":14.896108677104394,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:07","end":"07:35","startHours":6.115814436461997,"endHours":7.579196809902396,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:03","end":"10:30","startHours":9.042579183342795,"endHours":10.505961556783195,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:51","end":"09:14","startHours":8.847461533550742,"endHours":9.23769683313485,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:36","end":"06:55","startHours":6.60360856094213,"endHours":6.915796800609415,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:35","end":"12:22","startHours":11.579108630639487,"endHours":12.359579229807702,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:33","end":"05:20","startHours":4.5548732381255705,"endHours":5.335343837293784,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:08","end":"06:07","startHours":5.14022618750173,"endHours":6.115814436461997,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:55","end":"14:42","startHours":13.920520428144128,"endHours":14.700991027312341,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:37","end":"18:01","startHours":17.622873423985194,"endHours":18.022873423985192,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:49","end":"18:19","startHours":17.822873423985193,"endHours":18.310667548465325,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:34","end":"19:19","startHours":17.572873423985193,"endHours":19.322873423985193,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:35","end":"00:22","startHours":23.57910863063949,"endHours":24.3595792298077,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:07","end":"07:35","startHours":6.115814436461997,"endHours":7.579196809902396,"quality":"auspicious"},{"name":"Roga","start":"07:35","end":"09:03","startHours":7.579196809902396,"endHours":9.042579183342795,"quality":"inauspicious"},{"name":"Udveg","start":"09:03","end":"10:30","startHours":9.042579183342795,"endHours":10.505961556783195,"quality":"inauspicious"},{"name":"Chala","start":"10:30","end":"11:58","startHours":10.505961556783195,"endHours":11.969343930223594,"quality":"neutral"},{"name":"Labha","start":"11:58","end":"13:26","startHours":11.969343930223594,"endHours":13.432726303663994,"quality":"auspicious"},{"name":"Amṛta","start":"13:26","end":"14:54","startHours":13.432726303663994,"endHours":14.896108677104394,"quality":"auspicious"},{"name":"Kāla","start":"14:54","end":"16:22","startHours":14.896108677104394,"endHours":16.359491050544793,"quality":"inauspicious"},{"name":"Śubha","start":"16:22","end":"17:49","startHours":16.359491050544793,"endHours":17.822873423985193,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:49","end":"19:22","startHours":17.822873423985193,"endHours":19.359491050544793,"quality":"auspicious"},{"name":"Kāla","start":"19:22","end":"20:54","startHours":19.359491050544793,"endHours":20.896108677104394,"quality":"inauspicious"},{"name":"Śubha","start":"20:54","end":"22:26","startHours":20.896108677104394,"endHours":22.432726303663994,"quality":"auspicious"},{"name":"Roga","start":"22:26","end":"23:58","startHours":22.432726303663994,"endHours":23.969343930223594,"quality":"inauspicious"},{"name":"Udveg","start":"23:58","end":"01:30","startHours":23.969343930223594,"endHours":25.505961556783195,"quality":"inauspicious"},{"name":"Chala","start":"01:30","end":"03:03","startHours":25.505961556783195,"endHours":27.042579183342795,"quality":"neutral"},{"name":"Labha","start":"03:03","end":"04:35","startHours":27.042579183342795,"endHours":28.579196809902395,"quality":"auspicious"},{"name":"Amṛta","start":"04:35","end":"06:07","startHours":28.579196809902395,"endHours":30.115814436461996,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:07","end":"07:07","startHours":6.115814436461997,"endHours":7.115814436461997,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:07","end":"08:07","startHours":7.115814436461997,"endHours":8.115814436461996,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:07","end":"09:07","startHours":8.115814436461996,"endHours":9.115814436461996,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:07","end":"10:07","startHours":9.115814436461996,"endHours":10.115814436461996,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:07","end":"11:07","startHours":10.115814436461996,"endHours":11.115814436461996,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:07","end":"12:07","startHours":11.115814436461996,"endHours":12.115814436461996,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:07","end":"13:07","startHours":12.115814436461996,"endHours":13.115814436461996,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:07","end":"14:07","startHours":13.115814436461996,"endHours":14.115814436461996,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:07","end":"15:07","startHours":14.115814436461996,"endHours":15.115814436461996,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:07","end":"16:07","startHours":15.115814436461996,"endHours":16.115814436461996,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:07","end":"17:07","startHours":16.115814436461996,"endHours":17.115814436461996,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:07","end":"18:07","startHours":17.115814436461996,"endHours":18.115814436461996,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:07","end":"19:07","startHours":18.115814436461996,"endHours":19.115814436461996,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:07","end":"20:07","startHours":19.115814436461996,"endHours":20.115814436461996,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:07","end":"21:07","startHours":20.115814436461996,"endHours":21.115814436461996,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:07","end":"22:07","startHours":21.115814436461996,"endHours":22.115814436461996,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:07","end":"23:07","startHours":22.115814436461996,"endHours":23.115814436461996,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:07","end":"00:07","startHours":23.115814436461996,"endHours":24.115814436461996,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:07","end":"01:07","startHours":24.115814436461996,"endHours":25.115814436461996,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:07","end":"02:07","startHours":25.115814436461996,"endHours":26.115814436461996,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:07","end":"03:07","startHours":26.115814436461996,"endHours":27.115814436461996,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:07","end":"04:07","startHours":27.115814436461996,"endHours":28.115814436461996,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:07","end":"05:07","startHours":28.115814436461996,"endHours":29.115814436461996,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:07","end":"06:07","startHours":29.115814436461996,"endHours":30.115814436461996,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-West","rahuVasa":"North-West","anandadiYoga":{"name":"Mātaṇga","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-3.131705404810166,"eotMinutes":11.167764186584405,"ayanamsa":23.3606}},"calendars":{"vikram_samvat":2021,"vikram_samvatsara":"Piṅgala","saka_samvat":1886,"saka_samvatsara":"Krodhi","bengali_samvat":1371,"malayalam_era":1140,"nanakshahi_year":495,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Ekādaśī · Vikram 2021 Piṅgala · Śaka 1886 Krodhi"},"festivals":[{"id":"rama-ekadashi","name":"Ramā Ekādaśī","name_sanskrit":"रमा एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu (with Ramā = Lakṣmī)","significance":"Lakṣmī (Ramā) granted boon to King Mucukunda.","vrata":true,"detection":{"tithi_number":26,"tithi_paksha":"Kṛṣṇa","lunar_month":"Āśvina"},"precedence":4},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"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 October 1, 1964 CE · Seattle, USA · Vidhyamitra","description":"October 1, 1964 CE for Seattle, USA: Kṛṣṇa Ekādaśī, sūryodaya 06:07, sūryāsta 17:49.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/seattle/1964-10-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/seattle/1964-10-01","sa":"https://sa.vidhyamitra.com/city/seattle/1964-10-01","hi":"https://hi.vidhyamitra.com/city/seattle/1964-10-01","x-default":"https://vidhyamitra.com/city/seattle/1964-10-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T01:58:07.921Z","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":"2026-06-03T01:58:07.921Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T01:58:07.921Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}