{"id":"vidhyamitra:city-day:phoenix:2104-05-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2104-05-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2104-05-15","date_display":"May 15, 2104 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":2104,"month":5,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2489664.770833,"kali_year":5206,"ahargana":1901199.2708,"sun":{"sidereal_longitude":28.8146,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":267.1217,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":238.3071,"elapsed_within_tithi_degrees":10.3071},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1,"moon_longitude":267.1217,"elapsed_within_degrees":0.455},"yoga":{"number":23,"name":"Śubha","sum_longitude":295.9363},"karana":{"half_tithi_index":39,"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":2104,"month":5,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2489664.770833,"ahargana":1901199.2708,"kali_year":5206,"ayanamsa_lahiri":25.3109,"grahas":{"sun":{"sidereal_longitude":29.06785500000001,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":264.93325500000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false,"latitude":1.6703},"mars":{"sidereal_longitude":106.89045499999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":11.227154999999982,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":303.926155,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":27.955454999999972,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":225.010355,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":245.3134,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":65.3134,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","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":2104,"month":5,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2489664.770833,"kali_year":5206,"ahargana":1901199.2708,"sun":{"sidereal_longitude":28.8146,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":267.1217,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":238.3071,"elapsed_within_tithi_degrees":10.3071},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1,"moon_longitude":267.1217,"elapsed_within_degrees":0.455},"yoga":{"number":23,"name":"Śubha","sum_longitude":295.9363},"karana":{"half_tithi_index":39,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.67,"elongation":121.693},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.67,"opposition_distance":58.307}},"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":"05:28","sunsetLocal":"19:21","solarNoonLocal":"12:25","dayLengthHours":13.883902533209813,"dayLengthDisplay":"13 Hours 53 Mins 02 Secs","nightLengthDisplay":"10 Hours 06 Mins 58 Secs","moonriseLocal":"23:07","moonsetLocal":"09:09","rahuKala":{"name":"Rāhu Kāla","start":"14:09","end":"15:53","startHours":14.144484467719124,"endHours":15.879972284370352,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:28","end":"07:12","startHours":5.467045384462992,"endHours":7.2025332011142185,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:56","end":"10:40","startHours":8.938021017765445,"endHours":10.673508834416673,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:42","end":"09:10","startHours":8.706622642211947,"endHours":9.169419393318941,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:03","end":"06:25","startHours":6.045541323346734,"endHours":6.41577872423233,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:52","startHours":11.946199899960904,"endHours":12.871793402174893,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:37","end":"04:32","startHours":3.615858380035017,"endHours":4.541451882249004,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:19","end":"05:28","startHours":4.310053506695508,"endHours":5.467045384462992,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:43","end":"15:39","startHours":14.722980406602867,"endHours":15.648573908816854,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:09","end":"19:33","startHours":19.150947917672806,"endHours":19.550947917672804,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:21","end":"19:56","startHours":19.350947917672805,"endHours":19.929443856556546,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:06","end":"20:51","startHours":19.100947917672805,"endHours":20.850947917672805,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:52","startHours":23.946199899960906,"endHours":24.87179340217489,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:28","end":"07:12","startHours":5.467045384462992,"endHours":7.2025332011142185,"quality":"auspicious"},{"name":"Roga","start":"07:12","end":"08:56","startHours":7.2025332011142185,"endHours":8.938021017765445,"quality":"inauspicious"},{"name":"Udveg","start":"08:56","end":"10:40","startHours":8.938021017765445,"endHours":10.673508834416673,"quality":"inauspicious"},{"name":"Chala","start":"10:40","end":"12:25","startHours":10.673508834416673,"endHours":12.408996651067898,"quality":"neutral"},{"name":"Labha","start":"12:25","end":"14:09","startHours":12.408996651067898,"endHours":14.144484467719124,"quality":"auspicious"},{"name":"Amṛta","start":"14:09","end":"15:53","startHours":14.144484467719124,"endHours":15.879972284370352,"quality":"auspicious"},{"name":"Kāla","start":"15:53","end":"17:37","startHours":15.879972284370352,"endHours":17.61546010102158,"quality":"inauspicious"},{"name":"Śubha","start":"17:37","end":"19:21","startHours":17.61546010102158,"endHours":19.350947917672805,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:21","end":"20:37","startHours":19.350947917672805,"endHours":20.61546010102158,"quality":"auspicious"},{"name":"Kāla","start":"20:37","end":"21:53","startHours":20.61546010102158,"endHours":21.879972284370353,"quality":"inauspicious"},{"name":"Śubha","start":"21:53","end":"23:09","startHours":21.879972284370353,"endHours":23.144484467719124,"quality":"auspicious"},{"name":"Roga","start":"23:09","end":"00:25","startHours":23.144484467719124,"endHours":24.4089966510679,"quality":"inauspicious"},{"name":"Udveg","start":"00:25","end":"01:40","startHours":24.4089966510679,"endHours":25.673508834416673,"quality":"inauspicious"},{"name":"Chala","start":"01:40","end":"02:56","startHours":25.673508834416673,"endHours":26.938021017765443,"quality":"neutral"},{"name":"Labha","start":"02:56","end":"04:12","startHours":26.938021017765443,"endHours":28.202533201114218,"quality":"auspicious"},{"name":"Amṛta","start":"04:12","end":"05:28","startHours":28.202533201114218,"endHours":29.467045384462992,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:28","end":"06:28","startHours":5.467045384462992,"endHours":6.467045384462992,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:28","end":"07:28","startHours":6.467045384462992,"endHours":7.467045384462992,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:28","end":"08:28","startHours":7.467045384462992,"endHours":8.467045384462992,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:28","end":"09:28","startHours":8.467045384462992,"endHours":9.467045384462992,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:28","end":"10:28","startHours":9.467045384462992,"endHours":10.467045384462992,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:28","end":"11:28","startHours":10.467045384462992,"endHours":11.467045384462992,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:28","end":"12:28","startHours":11.467045384462992,"endHours":12.467045384462992,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:28","end":"13:28","startHours":12.467045384462992,"endHours":13.467045384462992,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:28","end":"14:28","startHours":13.467045384462992,"endHours":14.467045384462992,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:28","end":"15:28","startHours":14.467045384462992,"endHours":15.467045384462992,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:28","end":"16:28","startHours":15.467045384462992,"endHours":16.467045384462992,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:28","end":"17:28","startHours":16.467045384462992,"endHours":17.467045384462992,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:28","end":"18:28","startHours":17.467045384462992,"endHours":18.467045384462992,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:28","end":"19:28","startHours":18.467045384462992,"endHours":19.467045384462992,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:28","end":"20:28","startHours":19.467045384462992,"endHours":20.467045384462992,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:28","end":"21:28","startHours":20.467045384462992,"endHours":21.467045384462992,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:28","end":"22:28","startHours":21.467045384462992,"endHours":22.467045384462992,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:28","end":"23:28","startHours":22.467045384462992,"endHours":23.467045384462992,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:28","end":"00:28","startHours":23.467045384462992,"endHours":24.467045384462992,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:28","end":"01:28","startHours":24.467045384462992,"endHours":25.467045384462992,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:28","end":"02:28","startHours":25.467045384462992,"endHours":26.467045384462992,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:28","end":"03:28","startHours":26.467045384462992,"endHours":27.467045384462992,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:28","end":"04:28","startHours":27.467045384462992,"endHours":28.467045384462992,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:28","end":"05:28","startHours":28.467045384462992,"endHours":29.467045384462992,"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":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"East","rahuVasa":"North-West","anandadiYoga":{"name":"Vajra","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":18.863260311451814,"eotMinutes":3.7562009359260493,"ayanamsa":25.3109}},"calendars":{"vikram_samvat":2161,"vikram_samvatsara":"Īśvara","saka_samvat":2026,"saka_samvatsara":"Raktākṣī","bengali_samvat":1511,"malayalam_era":1280,"nanakshahi_year":635,"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 Pañcamī · Vikram 2161 Īśvara · Śaka 2026 Raktākṣī"},"festivals":[],"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 15, 2104 CE · Phoenix, USA · Vidhyamitra","description":"May 15, 2104 CE for Phoenix, USA: Kṛṣṇa Pañcamī, sūryodaya 05:28, sūryāsta 19:21.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2104-05-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2104-05-15","sa":"https://sa.vidhyamitra.com/city/phoenix/2104-05-15","hi":"https://hi.vidhyamitra.com/city/phoenix/2104-05-15","x-default":"https://vidhyamitra.com/city/phoenix/2104-05-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T00:24:43.164Z","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":"2026-06-03T00:24:43.164Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T00:24:43.164Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}