{"id":"vidhyamitra:city-day:phoenix:1920-05-27:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/1920-05-27","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1920-05-27","date_display":"May 27, 1920 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":1920,"month":5,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2422471.770833,"kali_year":5022,"ahargana":1834006.2708,"sun":{"sidereal_longitude":42.7818,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":156.504,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":113.7221,"elapsed_within_tithi_degrees":5.7221},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3,"moon_longitude":156.504,"elapsed_within_degrees":9.8373},"yoga":{"number":15,"name":"Vajra","sum_longitude":199.2858},"karana":{"half_tithi_index":18,"name":"Taitila"},"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":1920,"month":5,"day":27,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2422471.770833,"ahargana":1834006.2708,"kali_year":5022,"ayanamsa_lahiri":22.7411,"grahas":{"sun":{"sidereal_longitude":42.693321000000026,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":158.92882099999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false,"latitude":-3.3956},"mars":{"sidereal_longitude":179.74552100000005,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":true},"mercury":{"sidereal_longitude":44.914720999999986,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":109.83252099999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":33.52422100000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":132.791921,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":205.5219,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":25.5219,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","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":1920,"month":5,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2422471.770833,"kali_year":5022,"ahargana":1834006.2708,"sun":{"sidereal_longitude":42.7818,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":156.504,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":113.7221,"elapsed_within_tithi_degrees":5.7221},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3,"moon_longitude":156.504,"elapsed_within_degrees":9.8373},"yoga":{"number":15,"name":"Vajra","sum_longitude":199.2858},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.396,"elongation":113.722},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.396,"opposition_distance":66.278}},"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":"05:21","sunsetLocal":"19:29","solarNoonLocal":"12:25","dayLengthHours":14.128296175404707,"dayLengthDisplay":"14 Hours 07 Mins 42 Secs","nightLengthDisplay":"9 Hours 52 Mins 18 Secs","moonriseLocal":"14:09","moonsetLocal":"02:11","rahuKala":{"name":"Rāhu Kāla","start":"14:11","end":"15:57","startHours":14.187500849726518,"endHours":15.953537871652106,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:21","end":"07:07","startHours":5.357315740098577,"endHours":7.123352762024165,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:53","end":"10:39","startHours":8.889389783949753,"endHours":10.655426805875342,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:39","end":"09:07","startHours":8.653918181026341,"endHours":9.124861386873166,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:57","end":"06:19","startHours":5.945994747407107,"endHours":6.322749312084565,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:54","startHours":11.950520621954107,"endHours":12.892407033647755,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:28","end":"04:25","startHours":3.473542916711283,"endHours":4.4154293284049295,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:11","end":"05:21","startHours":4.179957725481518,"endHours":5.357315740098577,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:47","end":"15:43","startHours":14.776179857035046,"endHours":15.718066268728693,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:17","end":"19:41","startHours":19.285611915503285,"endHours":19.685611915503284,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:29","end":"20:04","startHours":19.485611915503284,"endHours":20.074290922811812,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:14","end":"20:59","startHours":19.235611915503284,"endHours":20.985611915503284,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:54","startHours":23.95052062195411,"endHours":24.892407033647753,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:21","end":"07:07","startHours":5.357315740098577,"endHours":7.123352762024165,"quality":"auspicious"},{"name":"Roga","start":"07:07","end":"08:53","startHours":7.123352762024165,"endHours":8.889389783949753,"quality":"inauspicious"},{"name":"Udveg","start":"08:53","end":"10:39","startHours":8.889389783949753,"endHours":10.655426805875342,"quality":"inauspicious"},{"name":"Chala","start":"10:39","end":"12:25","startHours":10.655426805875342,"endHours":12.421463827800931,"quality":"neutral"},{"name":"Labha","start":"12:25","end":"14:11","startHours":12.421463827800931,"endHours":14.187500849726518,"quality":"auspicious"},{"name":"Amṛta","start":"14:11","end":"15:57","startHours":14.187500849726518,"endHours":15.953537871652106,"quality":"auspicious"},{"name":"Kāla","start":"15:57","end":"17:43","startHours":15.953537871652106,"endHours":17.719574893577697,"quality":"inauspicious"},{"name":"Śubha","start":"17:43","end":"19:29","startHours":17.719574893577697,"endHours":19.485611915503284,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:29","end":"20:43","startHours":19.485611915503284,"endHours":20.719574893577697,"quality":"auspicious"},{"name":"Kāla","start":"20:43","end":"21:57","startHours":20.719574893577697,"endHours":21.95353787165211,"quality":"inauspicious"},{"name":"Śubha","start":"21:57","end":"23:11","startHours":21.95353787165211,"endHours":23.18750084972652,"quality":"auspicious"},{"name":"Roga","start":"23:11","end":"00:25","startHours":23.18750084972652,"endHours":24.42146382780093,"quality":"inauspicious"},{"name":"Udveg","start":"00:25","end":"01:39","startHours":24.42146382780093,"endHours":25.655426805875344,"quality":"inauspicious"},{"name":"Chala","start":"01:39","end":"02:53","startHours":25.655426805875344,"endHours":26.889389783949753,"quality":"neutral"},{"name":"Labha","start":"02:53","end":"04:07","startHours":26.889389783949753,"endHours":28.123352762024165,"quality":"auspicious"},{"name":"Amṛta","start":"04:07","end":"05:21","startHours":28.123352762024165,"endHours":29.357315740098578,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:21","end":"06:21","startHours":5.357315740098577,"endHours":6.357315740098577,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:21","end":"07:21","startHours":6.357315740098577,"endHours":7.357315740098577,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:21","end":"08:21","startHours":7.357315740098577,"endHours":8.357315740098578,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:21","end":"09:21","startHours":8.357315740098578,"endHours":9.357315740098578,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:21","end":"10:21","startHours":9.357315740098578,"endHours":10.357315740098578,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:21","end":"11:21","startHours":10.357315740098578,"endHours":11.357315740098578,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:21","end":"12:21","startHours":11.357315740098578,"endHours":12.357315740098578,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:21","end":"13:21","startHours":12.357315740098578,"endHours":13.357315740098578,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:21","end":"14:21","startHours":13.357315740098578,"endHours":14.357315740098578,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:21","end":"15:21","startHours":14.357315740098578,"endHours":15.357315740098578,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:21","end":"16:21","startHours":15.357315740098578,"endHours":16.357315740098578,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:21","end":"17:21","startHours":16.357315740098578,"endHours":17.357315740098578,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:21","end":"18:21","startHours":17.357315740098578,"endHours":18.357315740098578,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:21","end":"19:21","startHours":18.357315740098578,"endHours":19.357315740098578,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:21","end":"20:21","startHours":19.357315740098578,"endHours":20.357315740098578,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:21","end":"21:21","startHours":20.357315740098578,"endHours":21.357315740098578,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:21","end":"22:21","startHours":21.357315740098578,"endHours":22.357315740098578,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:21","end":"23:21","startHours":22.357315740098578,"endHours":23.357315740098578,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:21","end":"00:21","startHours":23.357315740098578,"endHours":24.357315740098578,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:21","end":"01:21","startHours":24.357315740098578,"endHours":25.357315740098578,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:21","end":"02:21","startHours":25.357315740098578,"endHours":26.357315740098578,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:21","end":"03:21","startHours":26.357315740098578,"endHours":27.357315740098578,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:21","end":"04:21","startHours":27.357315740098578,"endHours":28.357315740098578,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:21","end":"05:21","startHours":28.357315740098578,"endHours":29.357315740098578,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North-West","rahuVasa":"North-West","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":21.206609422640046,"eotMinutes":3.008170331944147,"ayanamsa":22.7411}},"calendars":{"vikram_samvat":1977,"vikram_samvatsara":"Śrīmukha","saka_samvat":1842,"saka_samvatsara":"Raudra","bengali_samvat":1327,"malayalam_era":1096,"nanakshahi_year":451,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Jyeṣṭha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Śukla Daśamī · Vikram 1977 Śrīmukha · Śaka 1842 Raudra"},"festivals":[{"id":"ganga-dussehra","name":"Gaṅgā Daśaharā","name_sanskrit":"गङ्गा दशहरा","tradition":"Pan-Hindu","associated_deity":"Devī Gaṅgā","significance":"Devī Gaṅgā's descent to earth (Bhagīratha's success). Dasha-pāpa-haraṇī.","vrata":true,"detection":{"tithi_number":10,"tithi_paksha":"Śukla","lunar_month":"Jyeṣṭha"},"precedence":2,"sources":["Vālmīki Rāmāyaṇa, Bāla-Kāṇḍa 42-44"]}],"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":"phoenix"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga May 27, 1920 CE · Phoenix, USA · Vidhyamitra","description":"May 27, 1920 CE for Phoenix, USA: Śukla Daśamī, sūryodaya 05:21, sūryāsta 19:29.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/1920-05-27","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/1920-05-27","sa":"https://sa.vidhyamitra.com/city/phoenix/1920-05-27","hi":"https://hi.vidhyamitra.com/city/phoenix/1920-05-27","x-default":"https://vidhyamitra.com/city/phoenix/1920-05-27"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T20:30:17.413Z","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":"2026-06-02T20:30:17.413Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T20:30:17.413Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}