{"id":"vidhyamitra:city-day:phoenix:2117-05-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2117-05-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2117-05-13","date_display":"May 13, 2117 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":2117,"month":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2494410.770833,"kali_year":5219,"ahargana":1905945.2708,"sun":{"sidereal_longitude":26.546,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":167.4686,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":140.9226,"elapsed_within_tithi_degrees":8.9226},"nakshatra":{"number":13,"name":"Hasta","pada":3,"moon_longitude":167.4686,"elapsed_within_degrees":7.4686},"yoga":{"number":15,"name":"Vajra","sum_longitude":194.0145},"karana":{"half_tithi_index":23,"name":"Bālava"},"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":2117,"month":5,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2494410.770833,"ahargana":1905945.2708,"kali_year":5219,"ayanamsa_lahiri":25.4925,"grahas":{"sun":{"sidereal_longitude":26.81622299999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":165.59522300000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false,"latitude":0.4995},"mars":{"sidereal_longitude":84.41242299999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":4.978122999999982,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":337.207723,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":44.510722999999984,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":16.38652300000001,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":353.8475,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":173.8475,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","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":2117,"month":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2494410.770833,"kali_year":5219,"ahargana":1905945.2708,"sun":{"sidereal_longitude":26.546,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":167.4686,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":140.9226,"elapsed_within_tithi_degrees":8.9226},"nakshatra":{"number":13,"name":"Hasta","pada":3,"moon_longitude":167.4686,"elapsed_within_degrees":7.4686},"yoga":{"number":15,"name":"Vajra","sum_longitude":194.0145},"karana":{"half_tithi_index":23,"name":"Bālava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.499,"elongation":140.923},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.499,"opposition_distance":39.077}},"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":"05:30","sunsetLocal":"19:19","solarNoonLocal":"12:25","dayLengthHours":13.83106593330104,"dayLengthDisplay":"13 Hours 49 Mins 52 Secs","nightLengthDisplay":"10 Hours 10 Mins 08 Secs","moonriseLocal":"15:48","moonsetLocal":"03:31","rahuKala":{"name":"Rāhu Kāla","start":"14:08","end":"15:52","startHours":14.137925929270022,"endHours":15.866809170932653,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:30","end":"07:13","startHours":5.493509720956872,"endHours":7.2223929626195025,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:57","end":"10:41","startHours":8.951276204282133,"endHours":10.680159445944764,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:43","end":"09:11","startHours":8.720758438727115,"endHours":9.18179396983715,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:04","end":"06:26","startHours":6.069804134844416,"endHours":6.438632559732444,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:52","startHours":11.948007156497358,"endHours":12.870078218717428,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:39","end":"04:34","startHours":3.6493675965167336,"endHours":4.5714386587368026,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:20","end":"05:30","startHours":4.340920893181785,"endHours":5.493509720956872,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:43","end":"15:38","startHours":14.714220343157567,"endHours":15.636291405377637,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:07","end":"19:31","startHours":19.124575654257914,"endHours":19.524575654257912,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:19","end":"19:54","startHours":19.324575654257913,"endHours":19.900870068145455,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:04","end":"20:49","startHours":19.074575654257913,"endHours":20.824575654257913,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:52","startHours":23.948007156497358,"endHours":24.870078218717428,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:30","end":"07:13","startHours":5.493509720956872,"endHours":7.2223929626195025,"quality":"auspicious"},{"name":"Roga","start":"07:13","end":"08:57","startHours":7.2223929626195025,"endHours":8.951276204282133,"quality":"inauspicious"},{"name":"Udveg","start":"08:57","end":"10:41","startHours":8.951276204282133,"endHours":10.680159445944764,"quality":"inauspicious"},{"name":"Chala","start":"10:41","end":"12:25","startHours":10.680159445944764,"endHours":12.409042687607393,"quality":"neutral"},{"name":"Labha","start":"12:25","end":"14:08","startHours":12.409042687607393,"endHours":14.137925929270022,"quality":"auspicious"},{"name":"Amṛta","start":"14:08","end":"15:52","startHours":14.137925929270022,"endHours":15.866809170932653,"quality":"auspicious"},{"name":"Kāla","start":"15:52","end":"17:36","startHours":15.866809170932653,"endHours":17.595692412595284,"quality":"inauspicious"},{"name":"Śubha","start":"17:36","end":"19:19","startHours":17.595692412595284,"endHours":19.324575654257913,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:19","end":"20:36","startHours":19.324575654257913,"endHours":20.595692412595284,"quality":"auspicious"},{"name":"Kāla","start":"20:36","end":"21:52","startHours":20.595692412595284,"endHours":21.866809170932655,"quality":"inauspicious"},{"name":"Śubha","start":"21:52","end":"23:08","startHours":21.866809170932655,"endHours":23.137925929270022,"quality":"auspicious"},{"name":"Roga","start":"23:08","end":"00:25","startHours":23.137925929270022,"endHours":24.409042687607393,"quality":"inauspicious"},{"name":"Udveg","start":"00:25","end":"01:41","startHours":24.409042687607393,"endHours":25.680159445944764,"quality":"inauspicious"},{"name":"Chala","start":"01:41","end":"02:57","startHours":25.680159445944764,"endHours":26.95127620428213,"quality":"neutral"},{"name":"Labha","start":"02:57","end":"04:13","startHours":26.95127620428213,"endHours":28.2223929626195,"quality":"auspicious"},{"name":"Amṛta","start":"04:13","end":"05:30","startHours":28.2223929626195,"endHours":29.493509720956872,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:30","end":"06:30","startHours":5.493509720956872,"endHours":6.493509720956872,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:30","end":"07:30","startHours":6.493509720956872,"endHours":7.493509720956872,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:30","end":"08:30","startHours":7.493509720956872,"endHours":8.493509720956872,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:30","end":"09:30","startHours":8.493509720956872,"endHours":9.493509720956872,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:30","end":"10:30","startHours":9.493509720956872,"endHours":10.493509720956872,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:30","end":"11:30","startHours":10.493509720956872,"endHours":11.493509720956872,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:30","end":"12:30","startHours":11.493509720956872,"endHours":12.493509720956872,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:30","end":"13:30","startHours":12.493509720956872,"endHours":13.493509720956872,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:30","end":"14:30","startHours":13.493509720956872,"endHours":14.493509720956872,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:30","end":"15:30","startHours":14.493509720956872,"endHours":15.493509720956872,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:30","end":"16:30","startHours":15.493509720956872,"endHours":16.493509720956872,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:30","end":"17:30","startHours":16.493509720956872,"endHours":17.493509720956872,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:30","end":"18:30","startHours":17.493509720956872,"endHours":18.493509720956872,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:30","end":"19:30","startHours":18.493509720956872,"endHours":19.493509720956872,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:30","end":"20:30","startHours":19.493509720956872,"endHours":20.493509720956872,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:30","end":"21:30","startHours":20.493509720956872,"endHours":21.493509720956872,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:30","end":"22:30","startHours":21.493509720956872,"endHours":22.493509720956872,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:30","end":"23:30","startHours":22.493509720956872,"endHours":23.493509720956872,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:30","end":"00:30","startHours":23.493509720956872,"endHours":24.493509720956872,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:30","end":"01:30","startHours":24.493509720956872,"endHours":25.493509720956872,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:30","end":"02:30","startHours":25.493509720956872,"endHours":26.493509720956872,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:30","end":"03:30","startHours":26.493509720956872,"endHours":27.493509720956872,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:30","end":"04:30","startHours":27.493509720956872,"endHours":28.493509720956872,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:30","end":"05:30","startHours":28.493509720956872,"endHours":29.493509720956872,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"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":"Ānanda","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":18.344654301818274,"eotMinutes":3.7534387435564067,"ayanamsa":25.4925}},"calendars":{"vikram_samvat":2174,"vikram_samvatsara":"Vikṛti","saka_samvat":2039,"saka_samvatsara":"Īśvara","bengali_samvat":1524,"malayalam_era":1293,"nanakshahi_year":648,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","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":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Dvādaśī · Vikram 2174 Vikṛti · Śaka 2039 Īśvara"},"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 13, 2117 CE · Phoenix, USA · Vidhyamitra","description":"May 13, 2117 CE for Phoenix, USA: Śukla Dvādaśī, sūryodaya 05:30, sūryāsta 19:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2117-05-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2117-05-13","sa":"https://sa.vidhyamitra.com/city/phoenix/2117-05-13","hi":"https://hi.vidhyamitra.com/city/phoenix/2117-05-13","x-default":"https://vidhyamitra.com/city/phoenix/2117-05-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T12:30:48.919Z","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":"2026-06-02T12:30:48.919Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T12:30:48.919Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}