{"id":"vidhyamitra:city-day:phoenix:2164-05-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2164-05-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2164-05-08","date_display":"May 8, 2164 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":2164,"month":5,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2511572.770833,"kali_year":5266,"ahargana":1923107.2708,"sun":{"sidereal_longitude":21.5824,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":213.4968,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":191.9144,"elapsed_within_tithi_degrees":11.9144},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":213.4968,"elapsed_within_degrees":0.1635},"yoga":{"number":18,"name":"Varīyān","sum_longitude":235.0792},"karana":{"half_tithi_index":31,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2164,"month":5,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2511572.770833,"ahargana":1923107.2708,"kali_year":5266,"ayanamsa_lahiri":26.1488,"grahas":{"sun":{"sidereal_longitude":21.933708000000024,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":215.50370799999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false,"latitude":3.3934},"mars":{"sidereal_longitude":78.35800799999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":9.040307999999982,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":323.073708,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":358.665408,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":238.23610799999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":164.5222,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":344.5222,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":2164,"month":5,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2511572.770833,"kali_year":5266,"ahargana":1923107.2708,"sun":{"sidereal_longitude":21.5824,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":213.4968,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":191.9144,"elapsed_within_tithi_degrees":11.9144},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":213.4968,"elapsed_within_degrees":0.1635},"yoga":{"number":18,"name":"Varīyān","sum_longitude":235.0792},"karana":{"half_tithi_index":31,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.393,"elongation":168.086},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.393,"opposition_distance":11.914}},"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":"05:33","sunsetLocal":"19:16","solarNoonLocal":"12:25","dayLengthHours":13.71737989622148,"dayLengthDisplay":"13 Hours 43 Mins 03 Secs","nightLengthDisplay":"10 Hours 16 Mins 57 Secs","moonriseLocal":"20:13","moonsetLocal":"06:25","rahuKala":{"name":"Rāhu Kāla","start":"15:50","end":"17:33","startHours":15.841337122023523,"endHours":17.55600960905121,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:59","end":"10:42","startHours":8.982647173912783,"endHours":10.697319660940469,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:25","end":"14:08","startHours":12.411992147968153,"endHours":14.126664634995837,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:45","end":"09:13","startHours":8.754024175642424,"endHours":9.211270172183141,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:07","end":"06:29","startHours":6.124859695533308,"endHours":6.490656492765881,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:52","startHours":11.954746151427438,"endHours":12.869238144508868,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:43","end":"04:38","startHours":3.7243182136945485,"endHours":4.638810206775981,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:25","end":"05:33","startHours":4.410187208505623,"endHours":5.553302199857413,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:42","end":"15:37","startHours":14.698222130671732,"endHours":15.612714123753165,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:04","end":"19:28","startHours":19.070682096078894,"endHours":19.470682096078892,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:16","end":"19:51","startHours":19.270682096078893,"endHours":19.842239591754787,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:01","end":"20:46","startHours":19.020682096078893,"endHours":20.770682096078893,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:52","startHours":23.954746151427436,"endHours":24.86923814450887,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:33","end":"07:16","startHours":5.553302199857413,"endHours":7.267974686885098,"quality":"inauspicious"},{"name":"Udveg","start":"07:16","end":"08:59","startHours":7.267974686885098,"endHours":8.982647173912783,"quality":"inauspicious"},{"name":"Chala","start":"08:59","end":"10:42","startHours":8.982647173912783,"endHours":10.697319660940469,"quality":"neutral"},{"name":"Labha","start":"10:42","end":"12:25","startHours":10.697319660940469,"endHours":12.411992147968153,"quality":"auspicious"},{"name":"Amṛta","start":"12:25","end":"14:08","startHours":12.411992147968153,"endHours":14.126664634995837,"quality":"auspicious"},{"name":"Kāla","start":"14:08","end":"15:50","startHours":14.126664634995837,"endHours":15.841337122023523,"quality":"inauspicious"},{"name":"Śubha","start":"15:50","end":"17:33","startHours":15.841337122023523,"endHours":17.55600960905121,"quality":"auspicious"},{"name":"Roga","start":"17:33","end":"19:16","startHours":17.55600960905121,"endHours":19.270682096078893,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"19:16","end":"20:33","startHours":19.270682096078893,"endHours":20.55600960905121,"quality":"inauspicious"},{"name":"Śubha","start":"20:33","end":"21:50","startHours":20.55600960905121,"endHours":21.841337122023525,"quality":"auspicious"},{"name":"Roga","start":"21:50","end":"23:08","startHours":21.841337122023525,"endHours":23.126664634995837,"quality":"inauspicious"},{"name":"Udveg","start":"23:08","end":"00:25","startHours":23.126664634995837,"endHours":24.411992147968153,"quality":"inauspicious"},{"name":"Chala","start":"00:25","end":"01:42","startHours":24.411992147968153,"endHours":25.69731966094047,"quality":"neutral"},{"name":"Labha","start":"01:42","end":"02:59","startHours":25.69731966094047,"endHours":26.98264717391278,"quality":"auspicious"},{"name":"Amṛta","start":"02:59","end":"04:16","startHours":26.98264717391278,"endHours":28.267974686885097,"quality":"auspicious"},{"name":"Kāla","start":"04:16","end":"05:33","startHours":28.267974686885097,"endHours":29.553302199857413,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:33","end":"06:33","startHours":5.553302199857413,"endHours":6.553302199857413,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:33","end":"07:33","startHours":6.553302199857413,"endHours":7.553302199857413,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:33","end":"08:33","startHours":7.553302199857413,"endHours":8.553302199857413,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:33","end":"09:33","startHours":8.553302199857413,"endHours":9.553302199857413,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:33","end":"10:33","startHours":9.553302199857413,"endHours":10.553302199857413,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:33","end":"11:33","startHours":10.553302199857413,"endHours":11.553302199857413,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:33","end":"12:33","startHours":11.553302199857413,"endHours":12.553302199857413,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:33","end":"13:33","startHours":12.553302199857413,"endHours":13.553302199857413,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:33","end":"14:33","startHours":13.553302199857413,"endHours":14.553302199857413,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:33","end":"15:33","startHours":14.553302199857413,"endHours":15.553302199857413,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:33","end":"16:33","startHours":15.553302199857413,"endHours":16.553302199857413,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:33","end":"17:33","startHours":16.553302199857413,"endHours":17.553302199857413,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:33","end":"18:33","startHours":17.553302199857413,"endHours":18.553302199857413,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:33","end":"19:33","startHours":18.553302199857413,"endHours":19.553302199857413,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:33","end":"20:33","startHours":19.553302199857413,"endHours":20.553302199857413,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:33","end":"21:33","startHours":20.553302199857413,"endHours":21.553302199857413,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:33","end":"22:33","startHours":21.553302199857413,"endHours":22.553302199857413,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:33","end":"23:33","startHours":22.553302199857413,"endHours":23.553302199857413,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:33","end":"00:33","startHours":23.553302199857413,"endHours":24.553302199857413,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:33","end":"01:33","startHours":24.553302199857413,"endHours":25.553302199857413,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:33","end":"02:33","startHours":25.553302199857413,"endHours":26.553302199857413,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:33","end":"03:33","startHours":26.553302199857413,"endHours":27.553302199857413,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:33","end":"04:33","startHours":27.553302199857413,"endHours":28.553302199857413,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:33","end":"05:33","startHours":28.553302199857413,"endHours":29.553302199857413,"planetary_lord":"Saturn"}],"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","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"North-East","rahuVasa":"North","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":17.214857638967533,"eotMinutes":3.576471121910833,"ayanamsa":26.1488}},"calendars":{"vikram_samvat":2221,"vikram_samvatsara":"Īśvara","saka_samvat":2086,"saka_samvatsara":"Raktākṣī","bengali_samvat":1571,"malayalam_era":1340,"nanakshahi_year":695,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Pratipada · Vikram 2221 Īśvara · Śaka 2086 Raktākṣī"},"festivals":[{"id":"narada-jayanti","name":"Bhagavān Nārada Jayantī","name_sanskrit":"भगवान् नारद जयन्ती","tradition":"Vaishnava","associated_deity":"Devarṣi Nārada (ādi-bhakta · Vyāsa's guru)","significance":"Manifestation of Devarṣi Nārada — ādi-bhakta and tri-loka-saṅcāri who instructed Vyāsa to compose Śrīmad Bhāgavata. Without Nārada, no Bhāgavata; without Bhāgavata, no Krishna-tattva-pratiṣṭhā in Kali Yuga. Falls on Vaiśākha Kṛṣṇa Pratipadā (day after Buddha Pūrṇimā).","vrata":true,"primary_observance":"Recitation of Nārada-Bhakti-Sūtra; meditation on Krishna as taught by Nārada to Vyāsa (Bhāgavata 1.5)","detection":{"tithi_number":16,"tithi_paksha":"Kṛṣṇa","lunar_month":"Vaiśākha","lunar_month_system":"amanta"},"precedence":1,"sources":["Bhāgavata Purāṇa 1.5-6 (Nārada-Vyāsa-saṁvāda)","Nārada-Bhakti-Sūtra"]}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 8, 2164 CE · Phoenix, USA · Vidhyamitra","description":"May 8, 2164 CE for Phoenix, USA: Kṛṣṇa Pratipada, sūryodaya 05:33, sūryāsta 19:16.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2164-05-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2164-05-08","sa":"https://sa.vidhyamitra.com/city/phoenix/2164-05-08","hi":"https://hi.vidhyamitra.com/city/phoenix/2164-05-08","x-default":"https://vidhyamitra.com/city/phoenix/2164-05-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T01:05:53.885Z","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":"2026-06-02T01:05:53.885Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T01:05:53.885Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}