{"id":"vidhyamitra:city-day:seattle:1964-05-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/seattle/1964-05-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1964-05-01","date_display":"May 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":5,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438516.770833,"kali_year":5066,"ahargana":1850051.2708,"sun":{"sidereal_longitude":17.486,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":248.0328,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":230.5468,"elapsed_within_tithi_degrees":2.5468},"nakshatra":{"number":19,"name":"Mūla","pada":3,"moon_longitude":248.0328,"elapsed_within_degrees":8.0328},"yoga":{"number":20,"name":"Śiva","sum_longitude":265.5189},"karana":{"half_tithi_index":38,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":5,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2438516.770833,"ahargana":1850051.2708,"kali_year":5066,"ayanamsa_lahiri":23.3547,"grahas":{"sun":{"sidereal_longitude":17.34468400000003,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":244.37118400000008,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false,"latitude":0.5749},"mars":{"sidereal_longitude":2.181284000000005,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":12.112784000000033,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":11.900384000000031,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":61.678484000000026,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":310.746884,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":75.3806,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":255.3806,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"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":5,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438516.770833,"kali_year":5066,"ahargana":1850051.2708,"sun":{"sidereal_longitude":17.486,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":248.0328,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":230.5468,"elapsed_within_tithi_degrees":2.5468},"nakshatra":{"number":19,"name":"Mūla","pada":3,"moon_longitude":248.0328,"elapsed_within_degrees":8.0328},"yoga":{"number":20,"name":"Śiva","sum_longitude":265.5189},"karana":{"half_tithi_index":38,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.575,"elongation":129.453},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.575,"opposition_distance":50.547}},"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":"04:53","sunsetLocal":"19:20","solarNoonLocal":"12:06","dayLengthHours":14.460079731564791,"dayLengthDisplay":"14 Hours 27 Mins 36 Secs","nightLengthDisplay":"9 Hours 32 Mins 24 Secs","moonriseLocal":"23:04","moonsetLocal":"07:25","rahuKala":{"name":"Rāhu Kāla","start":"10:18","end":"12:06","startHours":10.299329911404953,"endHours":12.106839877850554,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:43","end":"17:32","startHours":15.721859810741751,"endHours":17.52936977718735,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:41","end":"08:30","startHours":6.684309978513756,"endHours":8.491819944959355,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:15","end":"08:44","startHours":8.250818616099941,"endHours":8.732821273818768,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:29","end":"05:52","startHours":5.479303334216691,"endHours":5.864905460391752,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:37","end":"12:35","startHours":11.624837220131727,"endHours":12.58884253556938,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"02:57","end":"03:55","startHours":2.948789381192852,"endHours":3.9127946966305047,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:40","end":"04:53","startHours":3.6717933677710914,"endHours":4.876800012068157,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:31","end":"15:29","startHours":14.516853166444685,"endHours":15.480858481882338,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:08","end":"19:32","startHours":19.13687974363295,"endHours":19.536879743632948,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:20","end":"19:56","startHours":19.33687974363295,"endHours":19.93938306578148,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:05","end":"20:50","startHours":19.08687974363295,"endHours":20.83687974363295,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:37","end":"00:35","startHours":23.624837220131727,"endHours":24.58884253556938,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"04:53","end":"06:41","startHours":4.876800012068157,"endHours":6.684309978513756,"quality":"neutral"},{"name":"Labha","start":"06:41","end":"08:30","startHours":6.684309978513756,"endHours":8.491819944959355,"quality":"auspicious"},{"name":"Amṛta","start":"08:30","end":"10:18","startHours":8.491819944959355,"endHours":10.299329911404953,"quality":"auspicious"},{"name":"Kāla","start":"10:18","end":"12:06","startHours":10.299329911404953,"endHours":12.106839877850554,"quality":"inauspicious"},{"name":"Śubha","start":"12:06","end":"13:55","startHours":12.106839877850554,"endHours":13.914349844296153,"quality":"auspicious"},{"name":"Roga","start":"13:55","end":"15:43","startHours":13.914349844296153,"endHours":15.721859810741751,"quality":"inauspicious"},{"name":"Udveg","start":"15:43","end":"17:32","startHours":15.721859810741751,"endHours":17.52936977718735,"quality":"inauspicious"},{"name":"Chala","start":"17:32","end":"19:20","startHours":17.52936977718735,"endHours":19.33687974363295,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"19:20","end":"20:32","startHours":19.33687974363295,"endHours":20.52936977718735,"quality":"inauspicious"},{"name":"Udveg","start":"20:32","end":"21:43","startHours":20.52936977718735,"endHours":21.72185981074175,"quality":"inauspicious"},{"name":"Chala","start":"21:43","end":"22:55","startHours":21.72185981074175,"endHours":22.91434984429615,"quality":"neutral"},{"name":"Labha","start":"22:55","end":"00:06","startHours":22.91434984429615,"endHours":24.106839877850554,"quality":"auspicious"},{"name":"Amṛta","start":"00:06","end":"01:18","startHours":24.106839877850554,"endHours":25.299329911404953,"quality":"auspicious"},{"name":"Kāla","start":"01:18","end":"02:30","startHours":25.299329911404953,"endHours":26.491819944959353,"quality":"inauspicious"},{"name":"Śubha","start":"02:30","end":"03:41","startHours":26.491819944959353,"endHours":27.684309978513756,"quality":"auspicious"},{"name":"Roga","start":"03:41","end":"04:53","startHours":27.684309978513756,"endHours":28.87680001206816,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"04:53","end":"05:53","startHours":4.876800012068157,"endHours":5.876800012068157,"planetary_lord":"Venus"},{"name":"Hora 2","start":"05:53","end":"06:53","startHours":5.876800012068157,"endHours":6.876800012068157,"planetary_lord":"Sun"},{"name":"Hora 3","start":"06:53","end":"07:53","startHours":6.876800012068157,"endHours":7.876800012068157,"planetary_lord":"Mars"},{"name":"Hora 4","start":"07:53","end":"08:53","startHours":7.876800012068157,"endHours":8.876800012068157,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"08:53","end":"09:53","startHours":8.876800012068157,"endHours":9.876800012068157,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"09:53","end":"10:53","startHours":9.876800012068157,"endHours":10.876800012068157,"planetary_lord":"Moon"},{"name":"Hora 7","start":"10:53","end":"11:53","startHours":10.876800012068157,"endHours":11.876800012068157,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"11:53","end":"12:53","startHours":11.876800012068157,"endHours":12.876800012068157,"planetary_lord":"Venus"},{"name":"Hora 9","start":"12:53","end":"13:53","startHours":12.876800012068157,"endHours":13.876800012068157,"planetary_lord":"Sun"},{"name":"Hora 10","start":"13:53","end":"14:53","startHours":13.876800012068157,"endHours":14.876800012068157,"planetary_lord":"Mars"},{"name":"Hora 11","start":"14:53","end":"15:53","startHours":14.876800012068157,"endHours":15.876800012068157,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"15:53","end":"16:53","startHours":15.876800012068157,"endHours":16.87680001206816,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"16:53","end":"17:53","startHours":16.87680001206816,"endHours":17.87680001206816,"planetary_lord":"Moon"},{"name":"Hora 14","start":"17:53","end":"18:53","startHours":17.87680001206816,"endHours":18.87680001206816,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"18:53","end":"19:53","startHours":18.87680001206816,"endHours":19.87680001206816,"planetary_lord":"Venus"},{"name":"Hora 16","start":"19:53","end":"20:53","startHours":19.87680001206816,"endHours":20.87680001206816,"planetary_lord":"Sun"},{"name":"Hora 17","start":"20:53","end":"21:53","startHours":20.87680001206816,"endHours":21.87680001206816,"planetary_lord":"Mars"},{"name":"Hora 18","start":"21:53","end":"22:53","startHours":21.87680001206816,"endHours":22.87680001206816,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"22:53","end":"23:53","startHours":22.87680001206816,"endHours":23.87680001206816,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"23:53","end":"00:53","startHours":23.87680001206816,"endHours":24.87680001206816,"planetary_lord":"Moon"},{"name":"Hora 21","start":"00:53","end":"01:53","startHours":24.87680001206816,"endHours":25.87680001206816,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"01:53","end":"02:53","startHours":25.87680001206816,"endHours":26.87680001206816,"planetary_lord":"Venus"},{"name":"Hora 23","start":"02:53","end":"03:53","startHours":26.87680001206816,"endHours":27.87680001206816,"planetary_lord":"Sun"},{"name":"Hora 24","start":"03:53","end":"04:53","startHours":27.87680001206816,"endHours":28.87680001206816,"planetary_lord":"Mars"}],"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","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"South-East","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":15.031939590617839,"eotMinutes":2.918007328966811,"ayanamsa":23.3547}},"calendars":{"vikram_samvat":2021,"vikram_samvatsara":"Piṅgala","saka_samvat":1886,"saka_samvatsara":"Krodhi","bengali_samvat":1371,"malayalam_era":1140,"nanakshahi_year":495,"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 Pañcamī · Vikram 2021 Piṅgala · Śaka 1886 Krodhi"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 May 1, 1964 CE · Seattle, USA · Vidhyamitra","description":"May 1, 1964 CE for Seattle, USA: Kṛṣṇa Pañcamī, sūryodaya 04:53, sūryāsta 19:20.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/seattle/1964-05-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/seattle/1964-05-01","sa":"https://sa.vidhyamitra.com/city/seattle/1964-05-01","hi":"https://hi.vidhyamitra.com/city/seattle/1964-05-01","x-default":"https://vidhyamitra.com/city/seattle/1964-05-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T18:33:49.119Z","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":"2026-06-02T18:33:49.119Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T18:33:49.119Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}