{"id":"vidhyamitra:city-day:phoenix:2154-08-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2154-08-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2154-08-17","date_display":"August 17, 2154 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":2154,"month":8,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2508020.770833,"kali_year":5256,"ahargana":1919555.2708,"sun":{"sidereal_longitude":117.2396,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":214.7273,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":97.4877,"elapsed_within_tithi_degrees":1.4877},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":214.7273,"elapsed_within_degrees":1.3939},"yoga":{"number":25,"name":"Brahma","sum_longitude":331.9668},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2154,"month":8,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2508020.770833,"ahargana":1919555.2708,"kali_year":5256,"ayanamsa_lahiri":26.013,"grahas":{"sun":{"sidereal_longitude":118.225821,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":214.20892100000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false,"latitude":-3.0096},"mars":{"sidereal_longitude":78.51262099999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":143.219021,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":35.31872099999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":151.990721,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":true},"saturn":{"sidereal_longitude":119.56782099999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":352.7242,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":172.7242,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","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":2154,"month":8,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2508020.770833,"kali_year":5256,"ahargana":1919555.2708,"sun":{"sidereal_longitude":117.2396,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":214.7273,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":97.4877,"elapsed_within_tithi_degrees":1.4877},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":214.7273,"elapsed_within_degrees":1.3939},"yoga":{"number":25,"name":"Brahma","sum_longitude":331.9668},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.01,"elongation":97.488},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.01,"opposition_distance":82.512}},"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":"05:52","sunsetLocal":"19:13","solarNoonLocal":"12:32","dayLengthHours":13.349911003773805,"dayLengthDisplay":"13 Hours 21 Mins 00 Secs","nightLengthDisplay":"10 Hours 39 Mins 00 Secs","moonriseLocal":"13:49","moonsetLocal":"00:03","rahuKala":{"name":"Rāhu Kāla","start":"09:12","end":"10:52","startHours":9.196681941625178,"endHours":10.865420817096904,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:12","end":"15:52","startHours":14.202898568040354,"endHours":15.87163744351208,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:52","end":"07:32","startHours":5.8592041906817265,"endHours":7.527943066153452,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:58","end":"09:25","startHours":8.974183424895614,"endHours":9.419180458354742,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:25","end":"06:46","startHours":6.415450482505635,"endHours":6.771448109272937,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:05","end":"12:59","startHours":12.089162659109503,"endHours":12.979156726027755,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:05","end":"04:58","startHours":4.079216056845219,"endHours":4.969210123763473,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:45","end":"05:52","startHours":4.74671160703391,"endHours":5.8592041906817265,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:46","end":"15:39","startHours":14.759144859864263,"endHours":15.649138926782516,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:01","end":"19:25","startHours":19.009115194455532,"endHours":19.40911519445553,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:13","end":"19:46","startHours":19.20911519445553,"endHours":19.76536148627944,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:58","end":"20:43","startHours":18.95911519445553,"endHours":20.70911519445553,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:05","end":"00:59","startHours":24.0891626591095,"endHours":24.979156726027757,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:52","end":"07:32","startHours":5.8592041906817265,"endHours":7.527943066153452,"quality":"inauspicious"},{"name":"Śubha","start":"07:32","end":"09:12","startHours":7.527943066153452,"endHours":9.196681941625178,"quality":"auspicious"},{"name":"Roga","start":"09:12","end":"10:52","startHours":9.196681941625178,"endHours":10.865420817096904,"quality":"inauspicious"},{"name":"Udveg","start":"10:52","end":"12:32","startHours":10.865420817096904,"endHours":12.534159692568629,"quality":"inauspicious"},{"name":"Chala","start":"12:32","end":"14:12","startHours":12.534159692568629,"endHours":14.202898568040354,"quality":"neutral"},{"name":"Labha","start":"14:12","end":"15:52","startHours":14.202898568040354,"endHours":15.87163744351208,"quality":"auspicious"},{"name":"Amṛta","start":"15:52","end":"17:32","startHours":15.87163744351208,"endHours":17.540376318983807,"quality":"auspicious"},{"name":"Kāla","start":"17:32","end":"19:13","startHours":17.540376318983807,"endHours":19.20911519445553,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:13","end":"20:32","startHours":19.20911519445553,"endHours":20.540376318983807,"quality":"auspicious"},{"name":"Amṛta","start":"20:32","end":"21:52","startHours":20.540376318983807,"endHours":21.87163744351208,"quality":"auspicious"},{"name":"Kāla","start":"21:52","end":"23:12","startHours":21.87163744351208,"endHours":23.202898568040354,"quality":"inauspicious"},{"name":"Śubha","start":"23:12","end":"00:32","startHours":23.202898568040354,"endHours":24.53415969256863,"quality":"auspicious"},{"name":"Roga","start":"00:32","end":"01:52","startHours":24.53415969256863,"endHours":25.865420817096904,"quality":"inauspicious"},{"name":"Udveg","start":"01:52","end":"03:12","startHours":25.865420817096904,"endHours":27.19668194162518,"quality":"inauspicious"},{"name":"Chala","start":"03:12","end":"04:32","startHours":27.19668194162518,"endHours":28.52794306615345,"quality":"neutral"},{"name":"Labha","start":"04:32","end":"05:52","startHours":28.52794306615345,"endHours":29.859204190681726,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:52","end":"06:52","startHours":5.8592041906817265,"endHours":6.8592041906817265,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:52","end":"07:52","startHours":6.8592041906817265,"endHours":7.8592041906817265,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:52","end":"08:52","startHours":7.8592041906817265,"endHours":8.859204190681726,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:52","end":"09:52","startHours":8.859204190681726,"endHours":9.859204190681726,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:52","end":"10:52","startHours":9.859204190681726,"endHours":10.859204190681726,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:52","end":"11:52","startHours":10.859204190681726,"endHours":11.859204190681726,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:52","end":"12:52","startHours":11.859204190681726,"endHours":12.859204190681726,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:52","end":"13:52","startHours":12.859204190681726,"endHours":13.859204190681726,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:52","end":"14:52","startHours":13.859204190681726,"endHours":14.859204190681726,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:52","end":"15:52","startHours":14.859204190681726,"endHours":15.859204190681726,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:52","end":"16:52","startHours":15.859204190681726,"endHours":16.859204190681726,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:52","end":"17:52","startHours":16.859204190681726,"endHours":17.859204190681726,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:52","end":"18:52","startHours":17.859204190681726,"endHours":18.859204190681726,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:52","end":"19:52","startHours":18.859204190681726,"endHours":19.859204190681726,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:52","end":"20:52","startHours":19.859204190681726,"endHours":20.859204190681726,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:52","end":"21:52","startHours":20.859204190681726,"endHours":21.859204190681726,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:52","end":"22:52","startHours":21.859204190681726,"endHours":22.859204190681726,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:52","end":"23:52","startHours":22.859204190681726,"endHours":23.859204190681726,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:52","end":"00:52","startHours":23.859204190681726,"endHours":24.859204190681726,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:52","end":"01:52","startHours":24.859204190681726,"endHours":25.859204190681726,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:52","end":"02:52","startHours":25.859204190681726,"endHours":26.859204190681726,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:52","end":"03:52","startHours":26.859204190681726,"endHours":27.859204190681726,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:52","end":"04:52","startHours":27.859204190681726,"endHours":28.859204190681726,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:52","end":"05:52","startHours":28.859204190681726,"endHours":29.859204190681726,"planetary_lord":"Mercury"}],"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":"East (Pūrva)","chandraVasa":"North-East","rahuVasa":"East","anandadiYoga":{"name":"Mānasa","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":13.440651530715474,"eotMinutes":-3.7535815541179196,"ayanamsa":26.013}},"calendars":{"vikram_samvat":2211,"vikram_samvatsara":"Prabhava","saka_samvat":2076,"saka_samvatsara":"Ānanda","bengali_samvat":1561,"malayalam_era":1330,"nanakshahi_year":685,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Navamī · Vikram 2211 Prabhava · Śaka 2076 Ānanda"},"festivals":[],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","relevance":0.5}]},"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 August 17, 2154 CE · Phoenix, USA · Vidhyamitra","description":"August 17, 2154 CE for Phoenix, USA: Śukla Navamī, sūryodaya 05:52, sūryāsta 19:13.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2154-08-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2154-08-17","sa":"https://sa.vidhyamitra.com/city/phoenix/2154-08-17","hi":"https://hi.vidhyamitra.com/city/phoenix/2154-08-17","x-default":"https://vidhyamitra.com/city/phoenix/2154-08-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T13:56:30.472Z","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":"2026-05-31T13:56:30.472Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T13:56:30.472Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}