{"id":"vidhyamitra:city-day:phoenix:2155-09-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2155-09-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2155-09-08","date_display":"September 8, 2155 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":2155,"month":9,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2508407.770833,"kali_year":5257,"ahargana":1919942.2708,"sun":{"sidereal_longitude":138.1235,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":275.5764,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":137.4529,"elapsed_within_tithi_degrees":5.4529},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":275.5764,"elapsed_within_degrees":8.9097},"yoga":{"number":5,"name":"Śobhana","sum_longitude":53.6999},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2155,"month":9,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2508407.770833,"ahargana":1919942.2708,"kali_year":5257,"ayanamsa_lahiri":26.0278,"grahas":{"sun":{"sidereal_longitude":139.20323399999995,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":274.403634,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false,"latitude":-3.7575},"mars":{"sidereal_longitude":199.73213399999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":123.59383400000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":68.34883400000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":153.94553399999995,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":133.955734,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":332.2191,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":152.2191,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"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":2155,"month":9,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2508407.770833,"kali_year":5257,"ahargana":1919942.2708,"sun":{"sidereal_longitude":138.1235,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":275.5764,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":137.4529,"elapsed_within_tithi_degrees":5.4529},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":275.5764,"elapsed_within_degrees":8.9097},"yoga":{"number":5,"name":"Śobhana","sum_longitude":53.6999},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.757,"elongation":137.453},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.757,"opposition_distance":42.547}},"eclipse_window_40days":[{"offset_days":3,"type":"lunar","occurs":true,"moon_latitude":-1.019,"opposition_distance":2.063}]},"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":"06:06","sunsetLocal":"18:45","solarNoonLocal":"12:25","dayLengthHours":12.648900805936186,"dayLengthDisplay":"12 Hours 38 Mins 56 Secs","nightLengthDisplay":"11 Hours 21 Mins 04 Secs","moonriseLocal":"16:19","moonsetLocal":"02:33","rahuKala":{"name":"Rāhu Kāla","start":"07:41","end":"09:16","startHours":7.679622787446113,"endHours":9.260735388188136,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:51","end":"12:25","startHours":10.841847988930159,"endHours":12.422960589672183,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:00","end":"15:35","startHours":14.004073190414207,"endHours":15.58518579115623,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:03","end":"09:28","startHours":9.049920374755867,"endHours":9.471550401620405,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:38","end":"06:58","startHours":6.625547720284764,"endHours":6.9628517417763955,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:00","end":"12:51","startHours":12.001330562807643,"endHours":12.844590616536722,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:25","end":"05:15","startHours":4.411990079245932,"endHours":5.255250132975011,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:03","end":"06:06","startHours":5.044435119542741,"endHours":6.09851018670409,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:32","end":"15:22","startHours":14.53111072399488,"endHours":15.374370777723959,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:33","end":"18:57","startHours":18.547410992640277,"endHours":18.947410992640275,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:45","end":"19:16","startHours":18.747410992640276,"endHours":19.27444852622095,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:30","end":"20:15","startHours":18.497410992640276,"endHours":20.247410992640276,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:00","end":"00:51","startHours":24.00133056280764,"endHours":24.844590616536724,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:06","end":"07:41","startHours":6.09851018670409,"endHours":7.679622787446113,"quality":"auspicious"},{"name":"Kāla","start":"07:41","end":"09:16","startHours":7.679622787446113,"endHours":9.260735388188136,"quality":"inauspicious"},{"name":"Śubha","start":"09:16","end":"10:51","startHours":9.260735388188136,"endHours":10.841847988930159,"quality":"auspicious"},{"name":"Roga","start":"10:51","end":"12:25","startHours":10.841847988930159,"endHours":12.422960589672183,"quality":"inauspicious"},{"name":"Udveg","start":"12:25","end":"14:00","startHours":12.422960589672183,"endHours":14.004073190414207,"quality":"inauspicious"},{"name":"Chala","start":"14:00","end":"15:35","startHours":14.004073190414207,"endHours":15.58518579115623,"quality":"neutral"},{"name":"Labha","start":"15:35","end":"17:10","startHours":15.58518579115623,"endHours":17.166298391898252,"quality":"auspicious"},{"name":"Amṛta","start":"17:10","end":"18:45","startHours":17.166298391898252,"endHours":18.747410992640276,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:45","end":"20:10","startHours":18.747410992640276,"endHours":20.166298391898252,"quality":"neutral"},{"name":"Labha","start":"20:10","end":"21:35","startHours":20.166298391898252,"endHours":21.585185791156228,"quality":"auspicious"},{"name":"Amṛta","start":"21:35","end":"23:00","startHours":21.585185791156228,"endHours":23.004073190414207,"quality":"auspicious"},{"name":"Kāla","start":"23:00","end":"00:25","startHours":23.004073190414207,"endHours":24.422960589672183,"quality":"inauspicious"},{"name":"Śubha","start":"00:25","end":"01:51","startHours":24.422960589672183,"endHours":25.84184798893016,"quality":"auspicious"},{"name":"Roga","start":"01:51","end":"03:16","startHours":25.84184798893016,"endHours":27.260735388188138,"quality":"inauspicious"},{"name":"Udveg","start":"03:16","end":"04:41","startHours":27.260735388188138,"endHours":28.679622787446114,"quality":"inauspicious"},{"name":"Chala","start":"04:41","end":"06:06","startHours":28.679622787446114,"endHours":30.09851018670409,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:06","end":"07:06","startHours":6.09851018670409,"endHours":7.09851018670409,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:06","end":"08:06","startHours":7.09851018670409,"endHours":8.09851018670409,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:06","end":"09:06","startHours":8.09851018670409,"endHours":9.09851018670409,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:06","end":"10:06","startHours":9.09851018670409,"endHours":10.09851018670409,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:06","end":"11:06","startHours":10.09851018670409,"endHours":11.09851018670409,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:06","end":"12:06","startHours":11.09851018670409,"endHours":12.09851018670409,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:06","end":"13:06","startHours":12.09851018670409,"endHours":13.09851018670409,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:06","end":"14:06","startHours":13.09851018670409,"endHours":14.09851018670409,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:06","end":"15:06","startHours":14.09851018670409,"endHours":15.09851018670409,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:06","end":"16:06","startHours":15.09851018670409,"endHours":16.09851018670409,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:06","end":"17:06","startHours":16.09851018670409,"endHours":17.09851018670409,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:06","end":"18:06","startHours":17.09851018670409,"endHours":18.09851018670409,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:06","end":"19:06","startHours":18.09851018670409,"endHours":19.09851018670409,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:06","end":"20:06","startHours":19.09851018670409,"endHours":20.09851018670409,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:06","end":"21:06","startHours":20.09851018670409,"endHours":21.09851018670409,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:06","end":"22:06","startHours":21.09851018670409,"endHours":22.09851018670409,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:06","end":"23:06","startHours":22.09851018670409,"endHours":23.09851018670409,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:06","end":"00:06","startHours":23.09851018670409,"endHours":24.09851018670409,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:06","end":"01:06","startHours":24.09851018670409,"endHours":25.09851018670409,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:06","end":"02:06","startHours":25.09851018670409,"endHours":26.09851018670409,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:06","end":"03:06","startHours":26.09851018670409,"endHours":27.09851018670409,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:06","end":"04:06","startHours":27.09851018670409,"endHours":28.09851018670409,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:06","end":"05:06","startHours":28.09851018670409,"endHours":29.09851018670409,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:06","end":"06:06","startHours":29.09851018670409,"endHours":30.09851018670409,"planetary_lord":"Venus"}],"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","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":5.819262955822732,"eotMinutes":2.918364619668906,"ayanamsa":26.0278}},"calendars":{"vikram_samvat":2212,"vikram_samvatsara":"Vibhava","saka_samvat":2077,"saka_samvatsara":"Rākṣasa","bengali_samvat":1562,"malayalam_era":1331,"nanakshahi_year":686,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Dvādaśī · Vikram 2212 Vibhava · Śaka 2077 Rākṣasa"},"festivals":[{"id":"vamana-jayanti","name":"Vāmana Jayantī","name_sanskrit":"वामन जयन्ती","tradition":"Vaishnava","associated_deity":"Vāmana (5th daśāvatāra of Krishna)","deity_avatara_index":15,"significance":"Vāmana's three-step measure of all worlds; Bali's surrender. (= Onam in Kerala.)","vrata":true,"detection":{"tithi_number":12,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":2,"sources":["Bhāgavata 8.18-22"]}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 September 8, 2155 CE · Phoenix, USA · Vidhyamitra","description":"September 8, 2155 CE for Phoenix, USA: Śukla Dvādaśī, sūryodaya 06:06, sūryāsta 18:45.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2155-09-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2155-09-08","sa":"https://sa.vidhyamitra.com/city/phoenix/2155-09-08","hi":"https://hi.vidhyamitra.com/city/phoenix/2155-09-08","x-default":"https://vidhyamitra.com/city/phoenix/2155-09-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T07:59:48.479Z","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":"2026-06-01T07:59:48.480Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T07:59:48.480Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}