{"id":"vidhyamitra:city-day:phoenix:2001-08-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2001-08-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2001-08-17","date_display":"August 17, 2001 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":2001,"month":8,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452138.770833,"kali_year":5103,"ahargana":1863673.2708,"sun":{"sidereal_longitude":119.7153,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":91.6738,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":331.9584,"elapsed_within_tithi_degrees":7.9584},"nakshatra":{"number":7,"name":"Punarvasu","pada":4,"moon_longitude":91.6738,"elapsed_within_degrees":11.6738},"yoga":{"number":16,"name":"Siddhi","sum_longitude":211.3891},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2001,"month":8,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452138.770833,"ahargana":1863673.2708,"kali_year":5103,"ayanamsa_lahiri":23.8757,"grahas":{"sun":{"sidereal_longitude":120.34212400000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":90.88992400000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false,"latitude":1.3932},"mars":{"sidereal_longitude":236.308624,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":131.34162400000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":73.33232399999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":84.14032400000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":49.56662399999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":73.6215,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":253.6215,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":2001,"month":8,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452138.770833,"kali_year":5103,"ahargana":1863673.2708,"sun":{"sidereal_longitude":119.7153,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":91.6738,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":331.9584,"elapsed_within_tithi_degrees":7.9584},"nakshatra":{"number":7,"name":"Punarvasu","pada":4,"moon_longitude":91.6738,"elapsed_within_degrees":11.6738},"yoga":{"number":16,"name":"Siddhi","sum_longitude":211.3891},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.393,"elongation":28.042},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.393,"opposition_distance":151.958}},"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":13.350573990688517,"dayLengthDisplay":"13 Hours 21 Mins 02 Secs","nightLengthDisplay":"10 Hours 38 Mins 58 Secs","moonriseLocal":"03:32","moonsetLocal":"17:37","rahuKala":{"name":"Rāhu Kāla","start":"10:52","end":"12:32","startHours":10.865337943732563,"endHours":12.534159692568629,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:52","end":"17:32","startHours":15.871803190240758,"endHours":17.54062493907682,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:32","end":"09:12","startHours":7.527694446060434,"endHours":9.1965161948965,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:58","end":"09:25","startHours":8.974006628385023,"endHours":9.419025761407974,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:25","end":"06:46","startHours":6.415146613503058,"endHours":6.771161919921418,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:05","end":"12:59","startHours":12.089140559545678,"endHours":12.97917882559158,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:05","end":"04:58","startHours":4.078796165132568,"endHours":4.968834431178468,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:45","end":"05:52","startHours":4.7463248646669935,"endHours":5.85887269722437,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:46","end":"15:39","startHours":14.75925535768338,"endHours":15.64929362372928,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:01","end":"19:25","startHours":19.009446687912888,"endHours":19.409446687912887,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:13","end":"19:46","startHours":19.209446687912887,"endHours":19.765720604191575,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:58","end":"20:43","startHours":18.959446687912887,"endHours":20.709446687912887,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:05","end":"00:59","startHours":24.08914055954568,"endHours":24.97917882559158,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:52","end":"07:32","startHours":5.85887269722437,"endHours":7.527694446060434,"quality":"neutral"},{"name":"Labha","start":"07:32","end":"09:12","startHours":7.527694446060434,"endHours":9.1965161948965,"quality":"auspicious"},{"name":"Amṛta","start":"09:12","end":"10:52","startHours":9.1965161948965,"endHours":10.865337943732563,"quality":"auspicious"},{"name":"Kāla","start":"10:52","end":"12:32","startHours":10.865337943732563,"endHours":12.534159692568629,"quality":"inauspicious"},{"name":"Śubha","start":"12:32","end":"14:12","startHours":12.534159692568629,"endHours":14.202981441404692,"quality":"auspicious"},{"name":"Roga","start":"14:12","end":"15:52","startHours":14.202981441404692,"endHours":15.871803190240758,"quality":"inauspicious"},{"name":"Udveg","start":"15:52","end":"17:32","startHours":15.871803190240758,"endHours":17.54062493907682,"quality":"inauspicious"},{"name":"Chala","start":"17:32","end":"19:13","startHours":17.54062493907682,"endHours":19.209446687912887,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"19:13","end":"20:32","startHours":19.209446687912887,"endHours":20.54062493907682,"quality":"inauspicious"},{"name":"Udveg","start":"20:32","end":"21:52","startHours":20.54062493907682,"endHours":21.871803190240758,"quality":"inauspicious"},{"name":"Chala","start":"21:52","end":"23:12","startHours":21.871803190240758,"endHours":23.202981441404695,"quality":"neutral"},{"name":"Labha","start":"23:12","end":"00:32","startHours":23.202981441404695,"endHours":24.53415969256863,"quality":"auspicious"},{"name":"Amṛta","start":"00:32","end":"01:52","startHours":24.53415969256863,"endHours":25.865337943732563,"quality":"auspicious"},{"name":"Kāla","start":"01:52","end":"03:12","startHours":25.865337943732563,"endHours":27.1965161948965,"quality":"inauspicious"},{"name":"Śubha","start":"03:12","end":"04:32","startHours":27.1965161948965,"endHours":28.527694446060437,"quality":"auspicious"},{"name":"Roga","start":"04:32","end":"05:52","startHours":28.527694446060437,"endHours":29.85887269722437,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:52","end":"06:52","startHours":5.85887269722437,"endHours":6.85887269722437,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:52","end":"07:52","startHours":6.85887269722437,"endHours":7.85887269722437,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:52","end":"08:52","startHours":7.85887269722437,"endHours":8.85887269722437,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:52","end":"09:52","startHours":8.85887269722437,"endHours":9.85887269722437,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:52","end":"10:52","startHours":9.85887269722437,"endHours":10.85887269722437,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:52","end":"11:52","startHours":10.85887269722437,"endHours":11.85887269722437,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:52","end":"12:52","startHours":11.85887269722437,"endHours":12.85887269722437,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:52","end":"13:52","startHours":12.85887269722437,"endHours":13.85887269722437,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:52","end":"14:52","startHours":13.85887269722437,"endHours":14.85887269722437,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:52","end":"15:52","startHours":14.85887269722437,"endHours":15.85887269722437,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:52","end":"16:52","startHours":15.85887269722437,"endHours":16.85887269722437,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:52","end":"17:52","startHours":16.85887269722437,"endHours":17.85887269722437,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:52","end":"18:52","startHours":17.85887269722437,"endHours":18.85887269722437,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:52","end":"19:52","startHours":18.85887269722437,"endHours":19.85887269722437,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:52","end":"20:52","startHours":19.85887269722437,"endHours":20.85887269722437,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:52","end":"21:52","startHours":20.85887269722437,"endHours":21.85887269722437,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:52","end":"22:52","startHours":21.85887269722437,"endHours":22.85887269722437,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:52","end":"23:52","startHours":22.85887269722437,"endHours":23.85887269722437,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:52","end":"00:52","startHours":23.85887269722437,"endHours":24.85887269722437,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:52","end":"01:52","startHours":24.85887269722437,"endHours":25.85887269722437,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:52","end":"02:52","startHours":25.85887269722437,"endHours":26.85887269722437,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:52","end":"03:52","startHours":26.85887269722437,"endHours":27.85887269722437,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:52","end":"04:52","startHours":27.85887269722437,"endHours":28.85887269722437,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:52","end":"05:52","startHours":28.85887269722437,"endHours":29.85887269722437,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"South-East","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":13.44761819856436,"eotMinutes":-3.7535815541179196,"ayanamsa":23.8757}},"calendars":{"vikram_samvat":2058,"vikram_samvatsara":"Jaya","saka_samvat":1923,"saka_samvatsara":"Vṛṣa","bengali_samvat":1408,"malayalam_era":1177,"nanakshahi_year":532,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Trayodaśī · Vikram 2058 Jaya · Śaka 1923 Vṛṣa"},"festivals":[{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"precedence":5},{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 Punarvasu","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, 2001 CE · Phoenix, USA · Vidhyamitra","description":"August 17, 2001 CE for Phoenix, USA: Kṛṣṇa Trayodaśī, sūryodaya 05:52, sūryāsta 19:13.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2001-08-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2001-08-17","sa":"https://sa.vidhyamitra.com/city/phoenix/2001-08-17","hi":"https://hi.vidhyamitra.com/city/phoenix/2001-08-17","x-default":"https://vidhyamitra.com/city/phoenix/2001-08-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T05:16:06.331Z","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":"2026-05-17T05:16:06.331Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T05:16:06.331Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}