{"id":"vidhyamitra:city-day:phoenix:1940-09-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/1940-09-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1940-09-01","date_display":"September 1, 1940 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":1940,"month":9,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2429873.770833,"kali_year":5042,"ahargana":1841408.2708,"sun":{"sidereal_longitude":134.8728,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":118.7844,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":343.9116,"elapsed_within_tithi_degrees":7.9116},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4,"moon_longitude":118.7844,"elapsed_within_degrees":12.1177},"yoga":{"number":20,"name":"Śiva","sum_longitude":253.6572},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":1940,"month":9,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2429873.770833,"ahargana":1841408.2708,"kali_year":5042,"ayanamsa_lahiri":23.0242,"grahas":{"sun":{"sidereal_longitude":135.41821100000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":119.53871099999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false,"latitude":-3.6643},"mars":{"sidereal_longitude":135.705511,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":132.89791100000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":23.284610999999984,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":90.37551099999996,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":22.149410999999986,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":173.3283,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":353.3283,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"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":1940,"month":9,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2429873.770833,"kali_year":5042,"ahargana":1841408.2708,"sun":{"sidereal_longitude":134.8728,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":118.7844,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":343.9116,"elapsed_within_tithi_degrees":7.9116},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4,"moon_longitude":118.7844,"elapsed_within_degrees":12.1177},"yoga":{"number":20,"name":"Śiva","sum_longitude":253.6572},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.664,"elongation":16.088},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.664,"opposition_distance":163.912}},"eclipse_window_40days":[]},"city":{"slug":"phoenix","name":"Phoenix, USA","lat":33.4484,"lon":-112.074,"tz_offset_hours":-7,"country":"US","tier":"diaspora"},"tier2":{"city":{"slug":"phoenix","name":"Phoenix, USA","lat":33.4484,"lon":-112.074,"tz_offset_hours":-7,"country":"US","tier":"diaspora"},"sunriseLocal":"06:01","sunsetLocal":"18:54","solarNoonLocal":"12:28","dayLengthHours":12.882023338149182,"dayLengthDisplay":"12 Hours 52 Mins 55 Secs","nightLengthDisplay":"11 Hours 07 Mins 05 Secs","moonriseLocal":"04:43","moonsetLocal":"18:05","rahuKala":{"name":"Rāhu Kāla","start":"17:18","end":"18:54","startHours":17.294425121621387,"endHours":18.904678038890033,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:28","end":"14:04","startHours":12.463666369815442,"endHours":14.073919287084092,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:41","end":"17:18","startHours":15.684172204352738,"endHours":17.294425121621387,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:02","end":"09:27","startHours":9.028460146308994,"endHours":9.457860924247301,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:34","end":"06:54","startHours":6.5594056731637345,"endHours":6.902926295514379,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:54","startHours":12.034265591877135,"endHours":12.893067147753749,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:18","end":"05:10","startHours":4.305051588987628,"endHours":5.16385314486424,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:57","end":"06:01","startHours":4.949152755895087,"endHours":6.022654700740852,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:37","end":"15:28","startHours":14.610670259506975,"endHours":15.469471815383587,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:42","end":"19:06","startHours":18.704678038890034,"endHours":19.104678038890032,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:54","end":"19:26","startHours":18.904678038890033,"endHours":19.441429011312916,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:39","end":"20:24","startHours":18.654678038890033,"endHours":20.404678038890033,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:54","startHours":24.034265591877137,"endHours":24.893067147753747,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:01","end":"07:38","startHours":6.022654700740852,"endHours":7.6329076180095,"quality":"inauspicious"},{"name":"Chala","start":"07:38","end":"09:15","startHours":7.6329076180095,"endHours":9.243160535278147,"quality":"neutral"},{"name":"Labha","start":"09:15","end":"10:51","startHours":9.243160535278147,"endHours":10.853413452546796,"quality":"auspicious"},{"name":"Amṛta","start":"10:51","end":"12:28","startHours":10.853413452546796,"endHours":12.463666369815442,"quality":"auspicious"},{"name":"Kāla","start":"12:28","end":"14:04","startHours":12.463666369815442,"endHours":14.073919287084092,"quality":"inauspicious"},{"name":"Śubha","start":"14:04","end":"15:41","startHours":14.073919287084092,"endHours":15.684172204352738,"quality":"auspicious"},{"name":"Roga","start":"15:41","end":"17:18","startHours":15.684172204352738,"endHours":17.294425121621387,"quality":"inauspicious"},{"name":"Udveg","start":"17:18","end":"18:54","startHours":17.294425121621387,"endHours":18.904678038890033,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:54","end":"20:18","startHours":18.904678038890033,"endHours":20.294425121621387,"quality":"auspicious"},{"name":"Roga","start":"20:18","end":"21:41","startHours":20.294425121621387,"endHours":21.684172204352738,"quality":"inauspicious"},{"name":"Udveg","start":"21:41","end":"23:04","startHours":21.684172204352738,"endHours":23.073919287084088,"quality":"inauspicious"},{"name":"Chala","start":"23:04","end":"00:28","startHours":23.073919287084088,"endHours":24.463666369815442,"quality":"neutral"},{"name":"Labha","start":"00:28","end":"01:51","startHours":24.463666369815442,"endHours":25.853413452546796,"quality":"auspicious"},{"name":"Amṛta","start":"01:51","end":"03:15","startHours":25.853413452546796,"endHours":27.243160535278147,"quality":"auspicious"},{"name":"Kāla","start":"03:15","end":"04:38","startHours":27.243160535278147,"endHours":28.632907618009497,"quality":"inauspicious"},{"name":"Śubha","start":"04:38","end":"06:01","startHours":28.632907618009497,"endHours":30.02265470074085,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:01","end":"07:01","startHours":6.022654700740852,"endHours":7.022654700740852,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:01","end":"08:01","startHours":7.022654700740852,"endHours":8.022654700740851,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:01","end":"09:01","startHours":8.022654700740851,"endHours":9.022654700740851,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:01","end":"10:01","startHours":9.022654700740851,"endHours":10.022654700740851,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:01","end":"11:01","startHours":10.022654700740851,"endHours":11.022654700740851,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:01","end":"12:01","startHours":11.022654700740851,"endHours":12.022654700740851,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:01","end":"13:01","startHours":12.022654700740851,"endHours":13.022654700740851,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:01","end":"14:01","startHours":13.022654700740851,"endHours":14.022654700740851,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:01","end":"15:01","startHours":14.022654700740851,"endHours":15.022654700740851,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:01","end":"16:01","startHours":15.022654700740851,"endHours":16.02265470074085,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:01","end":"17:01","startHours":16.02265470074085,"endHours":17.02265470074085,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:01","end":"18:01","startHours":17.02265470074085,"endHours":18.02265470074085,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:01","end":"19:01","startHours":18.02265470074085,"endHours":19.02265470074085,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:01","end":"20:01","startHours":19.02265470074085,"endHours":20.02265470074085,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:01","end":"21:01","startHours":20.02265470074085,"endHours":21.02265470074085,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:01","end":"22:01","startHours":21.02265470074085,"endHours":22.02265470074085,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:01","end":"23:01","startHours":22.02265470074085,"endHours":23.02265470074085,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:01","end":"00:01","startHours":23.02265470074085,"endHours":24.02265470074085,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:01","end":"01:01","startHours":24.02265470074085,"endHours":25.02265470074085,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:01","end":"02:01","startHours":25.02265470074085,"endHours":26.02265470074085,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:01","end":"03:01","startHours":26.02265470074085,"endHours":27.02265470074085,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:01","end":"04:01","startHours":27.02265470074085,"endHours":28.02265470074085,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:01","end":"05:01","startHours":28.02265470074085,"endHours":29.02265470074085,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:01","end":"06:01","startHours":29.02265470074085,"endHours":30.02265470074085,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"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":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","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":8.403375641062974,"eotMinutes":0.47601781107335894,"ayanamsa":23.0242}},"calendars":{"vikram_samvat":1997,"vikram_samvatsara":"Vijaya","saka_samvat":1862,"saka_samvatsara":"Vikrama","bengali_samvat":1347,"malayalam_era":1116,"nanakshahi_year":471,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Caturdaśī · Vikram 1997 Vijaya · Śaka 1862 Vikrama"},"festivals":[{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"phoenix"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga September 1, 1940 CE · Phoenix, USA · Vidhyamitra","description":"September 1, 1940 CE for Phoenix, USA: Kṛṣṇa Caturdaśī, sūryodaya 06:01, sūryāsta 18:54.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/1940-09-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/1940-09-01","sa":"https://sa.vidhyamitra.com/city/phoenix/1940-09-01","hi":"https://hi.vidhyamitra.com/city/phoenix/1940-09-01","x-default":"https://vidhyamitra.com/city/phoenix/1940-09-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T17:06:01.127Z","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":"2026-06-01T17:06:01.127Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T17:06:01.127Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}