{"id":"vidhyamitra:city-day:phoenix:2039-08-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2039-08-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2039-08-04","date_display":"August 4, 2039 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":2039,"month":8,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2466004.770833,"kali_year":5141,"ahargana":1877539.2708,"sun":{"sidereal_longitude":106.5216,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":283.2318,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":176.7101,"elapsed_within_tithi_degrees":8.7101},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1,"moon_longitude":283.2318,"elapsed_within_degrees":3.2318},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":29.7534},"karana":{"half_tithi_index":29,"name":"Bava"},"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":2039,"month":8,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2466004.770833,"ahargana":1877539.2708,"kali_year":5141,"ayanamsa_lahiri":24.406,"grahas":{"sun":{"sidereal_longitude":107.166541,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":282.15244099999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false,"latitude":-3.1411},"mars":{"sidereal_longitude":37.39694099999997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":87.38904100000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":130.024941,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":113.970641,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":true},"saturn":{"sidereal_longitude":151.252541,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":58.9341,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":238.9341,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","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":2039,"month":8,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2466004.770833,"kali_year":5141,"ahargana":1877539.2708,"sun":{"sidereal_longitude":106.5216,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":283.2318,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":176.7101,"elapsed_within_tithi_degrees":8.7101},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1,"moon_longitude":283.2318,"elapsed_within_degrees":3.2318},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":29.7534},"karana":{"half_tithi_index":29,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.141,"elongation":176.71},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.141,"opposition_distance":3.29}},"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":"05:42","sunsetLocal":"19:26","solarNoonLocal":"12:34","dayLengthHours":13.726932955277505,"dayLengthDisplay":"13 Hours 43 Mins 37 Secs","nightLengthDisplay":"10 Hours 16 Mins 23 Secs","moonriseLocal":"19:02","moonsetLocal":"05:26","rahuKala":{"name":"Rāhu Kāla","start":"14:17","end":"16:00","startHours":14.284031043810316,"endHours":15.999897663220004,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:42","end":"07:25","startHours":5.704697946761875,"endHours":7.420564566171563,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:08","end":"10:51","startHours":9.136431185581252,"endHours":10.85229780499094,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:54","end":"09:22","startHours":8.90764896965996,"endHours":9.365213401502542,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:17","end":"06:39","startHours":6.276653486565104,"endHours":6.642705032039171,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:07","end":"13:02","startHours":12.110599992558045,"endHours":13.02572885624321,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:52","end":"04:47","startHours":3.8744402193915404,"endHours":4.7895690830767075,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:34","end":"05:42","startHours":4.560786867155416,"endHours":5.704697946761875,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:51","end":"15:46","startHours":14.855986583613543,"endHours":15.77111544729871,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:14","end":"19:38","startHours":19.23163090203938,"endHours":19.63163090203938,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:26","end":"20:00","startHours":19.43163090203938,"endHours":20.00358644184261,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:11","end":"20:56","startHours":19.18163090203938,"endHours":20.93163090203938,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:07","end":"01:02","startHours":24.110599992558043,"endHours":25.025728856243212,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:42","end":"07:25","startHours":5.704697946761875,"endHours":7.420564566171563,"quality":"auspicious"},{"name":"Roga","start":"07:25","end":"09:08","startHours":7.420564566171563,"endHours":9.136431185581252,"quality":"inauspicious"},{"name":"Udveg","start":"09:08","end":"10:51","startHours":9.136431185581252,"endHours":10.85229780499094,"quality":"inauspicious"},{"name":"Chala","start":"10:51","end":"12:34","startHours":10.85229780499094,"endHours":12.568164424400628,"quality":"neutral"},{"name":"Labha","start":"12:34","end":"14:17","startHours":12.568164424400628,"endHours":14.284031043810316,"quality":"auspicious"},{"name":"Amṛta","start":"14:17","end":"16:00","startHours":14.284031043810316,"endHours":15.999897663220004,"quality":"auspicious"},{"name":"Kāla","start":"16:00","end":"17:43","startHours":15.999897663220004,"endHours":17.715764282629692,"quality":"inauspicious"},{"name":"Śubha","start":"17:43","end":"19:26","startHours":17.715764282629692,"endHours":19.43163090203938,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:26","end":"20:43","startHours":19.43163090203938,"endHours":20.715764282629692,"quality":"auspicious"},{"name":"Kāla","start":"20:43","end":"22:00","startHours":20.715764282629692,"endHours":21.999897663220004,"quality":"inauspicious"},{"name":"Śubha","start":"22:00","end":"23:17","startHours":21.999897663220004,"endHours":23.284031043810316,"quality":"auspicious"},{"name":"Roga","start":"23:17","end":"00:34","startHours":23.284031043810316,"endHours":24.568164424400628,"quality":"inauspicious"},{"name":"Udveg","start":"00:34","end":"01:51","startHours":24.568164424400628,"endHours":25.85229780499094,"quality":"inauspicious"},{"name":"Chala","start":"01:51","end":"03:08","startHours":25.85229780499094,"endHours":27.13643118558125,"quality":"neutral"},{"name":"Labha","start":"03:08","end":"04:25","startHours":27.13643118558125,"endHours":28.420564566171564,"quality":"auspicious"},{"name":"Amṛta","start":"04:25","end":"05:42","startHours":28.420564566171564,"endHours":29.704697946761875,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:42","end":"06:42","startHours":5.704697946761875,"endHours":6.704697946761875,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:42","end":"07:42","startHours":6.704697946761875,"endHours":7.704697946761875,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:42","end":"08:42","startHours":7.704697946761875,"endHours":8.704697946761875,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:42","end":"09:42","startHours":8.704697946761875,"endHours":9.704697946761875,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:42","end":"10:42","startHours":9.704697946761875,"endHours":10.704697946761875,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:42","end":"11:42","startHours":10.704697946761875,"endHours":11.704697946761875,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:42","end":"12:42","startHours":11.704697946761875,"endHours":12.704697946761875,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:42","end":"13:42","startHours":12.704697946761875,"endHours":13.704697946761875,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:42","end":"14:42","startHours":13.704697946761875,"endHours":14.704697946761875,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:42","end":"15:42","startHours":14.704697946761875,"endHours":15.704697946761875,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:42","end":"16:42","startHours":15.704697946761875,"endHours":16.704697946761875,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:42","end":"17:42","startHours":16.704697946761875,"endHours":17.704697946761875,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:42","end":"18:42","startHours":17.704697946761875,"endHours":18.704697946761875,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:42","end":"19:42","startHours":18.704697946761875,"endHours":19.704697946761875,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:42","end":"20:42","startHours":19.704697946761875,"endHours":20.704697946761875,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:42","end":"21:42","startHours":20.704697946761875,"endHours":21.704697946761875,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:42","end":"22:42","startHours":21.704697946761875,"endHours":22.704697946761875,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:42","end":"23:42","startHours":22.704697946761875,"endHours":23.704697946761875,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:42","end":"00:42","startHours":23.704697946761875,"endHours":24.704697946761875,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:42","end":"01:42","startHours":24.704697946761875,"endHours":25.704697946761875,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:42","end":"02:42","startHours":25.704697946761875,"endHours":26.704697946761875,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:42","end":"03:42","startHours":26.704697946761875,"endHours":27.704697946761875,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:42","end":"04:42","startHours":27.704697946761875,"endHours":28.704697946761875,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:42","end":"05:42","startHours":28.704697946761875,"endHours":29.704697946761875,"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","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":17.310515353634585,"eotMinutes":-5.793865464037833,"ayanamsa":24.406}},"calendars":{"vikram_samvat":2096,"vikram_samvatsara":"Aṅgirasa","saka_samvat":1961,"saka_samvatsara":"Siddhārthī","bengali_samvat":1446,"malayalam_era":1215,"nanakshahi_year":570,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Pūrṇimā · Vikram 2096 Aṅgirasa · Śaka 1961 Siddhārthī"},"festivals":[{"id":"raksha-bandhana","name":"Rakṣā Bandhana / Śrāvaṇa Pūrṇimā","name_sanskrit":"रक्षा बन्धन","tradition":"Pan-Hindu","significance":"Sister-brother bond; Brāhmaṇa Upākarma.","vrata":false,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":1},{"id":"karka-sankranti","name":"Karka Saṅkrānti (Dakṣiṇāyana)","name_sanskrit":"कर्क सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Cancer; Dakṣiṇāyana (south-going) begins. Devatā-rātri begins.","vrata":true,"detection":{"sun_rashi":"Karka"},"precedence":2},{"id":"jhulan-purnima","name":"Jhūlan Pūrṇimā (Rādhā-Krishna swing)","name_sanskrit":"झूलन पूर्णिमा","tradition":"Vaishnava","associated_deity":"Rādhā-Krishna","significance":"Rādhā-Krishna swing-līlā festival; Jhūlan-yātrā culmination.","vrata":false,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":3},{"id":"upakarman-rigveda","name":"Ṛg-Veda Upākarman","name_sanskrit":"ऋग्वेद उपाकर्मन्","tradition":"Smarta","associated_deity":"Ṛṣi-paramparā","significance":"Annual renewal of Veda-svādhyāya for Ṛg-Vedīs. Śrāvaṇa Pūrṇimā.","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":3},{"id":"upakarman-yajurveda","name":"Yajur-Veda Upākarman","name_sanskrit":"यजुर्वेद उपाकर्मन्","tradition":"Smarta","significance":"Annual renewal of Veda-svādhyāya for Yajur-Vedīs.","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":3},{"id":"hayagriva-jayanti","name":"Hayagrīva Jayantī","name_sanskrit":"हयग्रीव जयन्ती","tradition":"Vaishnava","associated_deity":"Hayagrīva (Knowledge-form of Bhagavān)","significance":"Bhagavān as Hayagrīva restored the Vedas to Brahmā. Vidyā-pradāyaka.","vrata":false,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":4,"sources":["Devī-Bhāgavata, Hayagrīva-stotra"]}],"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":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Śukla Pūrṇimā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Śukla Pūrṇimā","url":"/day/-0562-04-11","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 4, 2039 CE · Phoenix, USA · Vidhyamitra","description":"August 4, 2039 CE for Phoenix, USA: Śukla Pūrṇimā, sūryodaya 05:42, sūryāsta 19:26.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2039-08-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2039-08-04","sa":"https://sa.vidhyamitra.com/city/phoenix/2039-08-04","hi":"https://hi.vidhyamitra.com/city/phoenix/2039-08-04","x-default":"https://vidhyamitra.com/city/phoenix/2039-08-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T14:41:50.751Z","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":"2026-05-15T14:41:50.751Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T14:41:50.751Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}