{"id":"vidhyamitra:city-day:phoenix:2022-04-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2022-04-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2022-04-15","date_display":"April 15, 2022 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":2022,"month":4,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2459684.770833,"kali_year":5123,"ahargana":1871219.2708,"sun":{"sidereal_longitude":0.9804,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":157.5871,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":156.6066,"elapsed_within_tithi_degrees":0.6066},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4,"moon_longitude":157.5871,"elapsed_within_degrees":10.9204},"yoga":{"number":12,"name":"Dhruva","sum_longitude":158.5675},"karana":{"half_tithi_index":26,"name":"Gara"},"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":2022,"month":4,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2459684.770833,"ahargana":1871219.2708,"kali_year":5123,"ayanamsa_lahiri":24.1643,"grahas":{"sun":{"sidereal_longitude":0.901410999999996,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":158.25881100000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false,"latitude":3.7387},"mars":{"sidereal_longitude":305.455611,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":13.397511000000009,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":330.35511099999997,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":315.74921099999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":299.110911,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":33.7981,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":213.7981,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":2022,"month":4,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2459684.770833,"kali_year":5123,"ahargana":1871219.2708,"sun":{"sidereal_longitude":0.9804,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":157.5871,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":156.6066,"elapsed_within_tithi_degrees":0.6066},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4,"moon_longitude":157.5871,"elapsed_within_degrees":10.9204},"yoga":{"number":12,"name":"Dhruva","sum_longitude":158.5675},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.739,"elongation":156.607},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.739,"opposition_distance":23.393}},"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":"05:59","sunsetLocal":"18:59","solarNoonLocal":"12:29","dayLengthHours":13.0005867943833,"dayLengthDisplay":"13 Hours 00 Mins 02 Secs","nightLengthDisplay":"10 Hours 59 Mins 58 Secs","moonriseLocal":"16:58","moonsetLocal":"04:58","rahuKala":{"name":"Rāhu Kāla","start":"10:51","end":"12:29","startHours":10.850528718332205,"endHours":12.475602067630117,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:44","end":"17:21","startHours":15.725748766225943,"endHours":17.350822115523854,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:36","end":"09:14","startHours":7.60038201973638,"endHours":9.225455369034293,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:01","end":"09:27","startHours":9.008778922461238,"endHours":9.442131815607347,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:31","end":"06:52","startHours":6.516999786871105,"endHours":6.863682101387994,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:03","end":"12:55","startHours":12.042249174484008,"endHours":12.908954960776226,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:15","end":"05:07","startHours":4.241897097854027,"endHours":5.108602884146247,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:54","end":"05:59","startHours":4.891926437573193,"endHours":5.9753086704384675,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:39","end":"15:31","startHours":14.642366533360669,"endHours":15.509072319652889,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:47","end":"19:11","startHours":18.77589546482177,"endHours":19.175895464821767,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:59","end":"19:31","startHours":18.975895464821768,"endHours":19.517586581254406,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:44","end":"20:29","startHours":18.725895464821768,"endHours":20.475895464821768,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:03","end":"00:55","startHours":24.042249174484006,"endHours":24.908954960776228,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:59","end":"07:36","startHours":5.9753086704384675,"endHours":7.60038201973638,"quality":"neutral"},{"name":"Labha","start":"07:36","end":"09:14","startHours":7.60038201973638,"endHours":9.225455369034293,"quality":"auspicious"},{"name":"Amṛta","start":"09:14","end":"10:51","startHours":9.225455369034293,"endHours":10.850528718332205,"quality":"auspicious"},{"name":"Kāla","start":"10:51","end":"12:29","startHours":10.850528718332205,"endHours":12.475602067630117,"quality":"inauspicious"},{"name":"Śubha","start":"12:29","end":"14:06","startHours":12.475602067630117,"endHours":14.10067541692803,"quality":"auspicious"},{"name":"Roga","start":"14:06","end":"15:44","startHours":14.10067541692803,"endHours":15.725748766225943,"quality":"inauspicious"},{"name":"Udveg","start":"15:44","end":"17:21","startHours":15.725748766225943,"endHours":17.350822115523854,"quality":"inauspicious"},{"name":"Chala","start":"17:21","end":"18:59","startHours":17.350822115523854,"endHours":18.975895464821768,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:59","end":"20:21","startHours":18.975895464821768,"endHours":20.350822115523854,"quality":"inauspicious"},{"name":"Udveg","start":"20:21","end":"21:44","startHours":20.350822115523854,"endHours":21.725748766225944,"quality":"inauspicious"},{"name":"Chala","start":"21:44","end":"23:06","startHours":21.725748766225944,"endHours":23.10067541692803,"quality":"neutral"},{"name":"Labha","start":"23:06","end":"00:29","startHours":23.10067541692803,"endHours":24.475602067630117,"quality":"auspicious"},{"name":"Amṛta","start":"00:29","end":"01:51","startHours":24.475602067630117,"endHours":25.850528718332207,"quality":"auspicious"},{"name":"Kāla","start":"01:51","end":"03:14","startHours":25.850528718332207,"endHours":27.225455369034293,"quality":"inauspicious"},{"name":"Śubha","start":"03:14","end":"04:36","startHours":27.225455369034293,"endHours":28.60038201973638,"quality":"auspicious"},{"name":"Roga","start":"04:36","end":"05:59","startHours":28.60038201973638,"endHours":29.975308670438466,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:59","end":"06:59","startHours":5.9753086704384675,"endHours":6.9753086704384675,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:59","end":"07:59","startHours":6.9753086704384675,"endHours":7.9753086704384675,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:59","end":"08:59","startHours":7.9753086704384675,"endHours":8.975308670438467,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:59","end":"09:59","startHours":8.975308670438467,"endHours":9.975308670438467,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:59","end":"10:59","startHours":9.975308670438467,"endHours":10.975308670438467,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:59","end":"11:59","startHours":10.975308670438467,"endHours":11.975308670438467,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:59","end":"12:59","startHours":11.975308670438467,"endHours":12.975308670438467,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:59","end":"13:59","startHours":12.975308670438467,"endHours":13.975308670438467,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:59","end":"14:59","startHours":13.975308670438467,"endHours":14.975308670438467,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:59","end":"15:59","startHours":14.975308670438467,"endHours":15.975308670438467,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:59","end":"16:59","startHours":15.975308670438467,"endHours":16.975308670438466,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:59","end":"17:59","startHours":16.975308670438466,"endHours":17.975308670438466,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:59","end":"18:59","startHours":17.975308670438466,"endHours":18.975308670438466,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:59","end":"19:59","startHours":18.975308670438466,"endHours":19.975308670438466,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:59","end":"20:59","startHours":19.975308670438466,"endHours":20.975308670438466,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:59","end":"21:59","startHours":20.975308670438466,"endHours":21.975308670438466,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:59","end":"22:59","startHours":21.975308670438466,"endHours":22.975308670438466,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:59","end":"23:59","startHours":22.975308670438466,"endHours":23.975308670438466,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:59","end":"00:59","startHours":23.975308670438466,"endHours":24.975308670438466,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:59","end":"01:59","startHours":24.975308670438466,"endHours":25.975308670438466,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:59","end":"02:59","startHours":25.975308670438466,"endHours":26.975308670438466,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:59","end":"03:59","startHours":26.975308670438466,"endHours":27.975308670438466,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:59","end":"04:59","startHours":27.975308670438466,"endHours":28.975308670438466,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:59","end":"05:59","startHours":28.975308670438466,"endHours":29.975308670438466,"planetary_lord":"Mars"}],"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":"West (Paścim)","chandraVasa":"North-West","rahuVasa":"South-East","anandadiYoga":{"name":"Prajāpati","quality":"Auspicious"},"drikRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":9.700751134547053,"eotMinutes":-0.240124057807095,"ayanamsa":24.1643}},"calendars":{"vikram_samvat":2079,"vikram_samvatsara":"Rākṣasa","saka_samvat":1944,"saka_samvatsara":"Śubhakṛt","bengali_samvat":1429,"malayalam_era":1198,"nanakshahi_year":553,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Caturdaśī · Vikram 2079 Rākṣasa · Śaka 1944 Śubhakṛt"},"festivals":[{"id":"narasimha-jayanti","name":"Narasiṁha Jayantī","name_sanskrit":"नरसिंह जयन्ती","tradition":"Vaishnava","associated_deity":"Narasiṁha (avatar of Krishna)","deity_avatara_index":14,"significance":"Bhagavān Narasiṁha manifested to protect the bhakta Prahlāda. Krishna's fierce protective form.","vrata":true,"primary_observance":"Sandhyā (twilight) abhiṣekam; recitation of Narasiṁha-Stotra","detection":{"tithi_number":14,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":1,"related_chart":"narasimha","sources":["Bhāgavata Purāṇa 7.8"]},{"id":"mesha-sankranti","name":"Meṣa Saṅkrānti (Vaiśākhī / Vishu / Pohelā Boishākh / Bihu)","name_sanskrit":"मेष सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aries; solar new year. Regional: Vaiśākhī (Punjab) · Vishu (Kerala) · Pohelā Boishākh (Bengal) · Bihu (Assam) · Tamil Puthāṇḍu.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":1},{"id":"baisakhi","name":"Baisakhi (Vaiśākhī)","name_sanskrit":"वैशाखी","tradition":"Regional","associated_deity":"Sūrya + Khalsa Pantha (Sikh)","significance":"Punjab New Year + Sikh Khalsa founding day.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":2},{"id":"chhinnamasta-jayanti","name":"Chhinnamastā Jayantī","name_sanskrit":"छिन्नमस्ता जयन्ती","tradition":"Shakta","associated_deity":"Devī Chhinnamastā (6th of 10 Mahāvidyās)","significance":"The 6th of the Daśa Mahāvidyās. Devī's self-decapitation form representing transcendence of ego.","vrata":false,"detection":{"tithi_number":14,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":5}],"todays_walk":{"walk":{"id":"narasimha-jayanti-walk","name":"Narasiṁha Jayantī Walk","name_sanskrit":"नरसिंह जयन्ती यात्रा","type":"festival","description":"Bhāgavata 7.8 (Prahlāda-Narasiṁha) + protective verses.","step_count":9,"url":"/walk/narasimha-jayanti-walk"},"reason":"Today is Narasiṁha Jayantī — its dedicated 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 April 15, 2022 CE · Phoenix, USA · Vidhyamitra","description":"April 15, 2022 CE for Phoenix, USA: Śukla Caturdaśī, sūryodaya 05:59, sūryāsta 18:59.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2022-04-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2022-04-15","sa":"https://sa.vidhyamitra.com/city/phoenix/2022-04-15","hi":"https://hi.vidhyamitra.com/city/phoenix/2022-04-15","x-default":"https://vidhyamitra.com/city/phoenix/2022-04-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T16:36:03.462Z","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":"2026-05-14T16:36:03.462Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T16:36:03.462Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}