{"id":"vidhyamitra:city-day:phoenix:1985-08-30:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/1985-08-30","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1985-08-30","date_display":"August 30, 1985 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":1985,"month":8,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446307.770833,"kali_year":5087,"ahargana":1857842.2708,"sun":{"sidereal_longitude":132.3249,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":309.6951,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":177.3702,"elapsed_within_tithi_degrees":9.3702},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1,"moon_longitude":309.6951,"elapsed_within_degrees":3.0284},"yoga":{"number":7,"name":"Sukarma","sum_longitude":82.0199},"karana":{"half_tithi_index":29,"name":"Bava"},"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":1985,"month":8,"day":30,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2446307.770833,"ahargana":1857842.2708,"kali_year":5087,"ayanamsa_lahiri":23.6527,"grahas":{"sun":{"sidereal_longitude":132.97031100000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":308.81181100000003,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false,"latitude":-4.3002},"mars":{"sidereal_longitude":119.56071099999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":115.08811100000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":286.15871100000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":true},"venus":{"sidereal_longitude":98.79801099999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":208.44581100000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":22.5759,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":202.5759,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","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":1985,"month":8,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446307.770833,"kali_year":5087,"ahargana":1857842.2708,"sun":{"sidereal_longitude":132.3249,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":309.6951,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":177.3702,"elapsed_within_tithi_degrees":9.3702},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1,"moon_longitude":309.6951,"elapsed_within_degrees":3.0284},"yoga":{"number":7,"name":"Sukarma","sum_longitude":82.0199},"karana":{"half_tithi_index":29,"name":"Bava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.3,"elongation":177.37},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.3,"opposition_distance":2.63}},"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":"06:00","sunsetLocal":"18:57","solarNoonLocal":"12:28","dayLengthHours":12.943706744364635,"dayLengthDisplay":"12 Hours 56 Mins 37 Secs","nightLengthDisplay":"11 Hours 03 Mins 23 Secs","moonriseLocal":"18:37","moonsetLocal":"05:46","rahuKala":{"name":"Rāhu Kāla","start":"10:51","end":"12:28","startHours":10.856623179267281,"endHours":12.474586522312862,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:43","end":"17:20","startHours":15.71051320840402,"endHours":17.328476551449597,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:37","end":"09:14","startHours":7.620696493176123,"endHours":9.238659836221702,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:01","end":"09:27","startHours":9.022931390482292,"endHours":9.454388281961112,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:33","end":"06:53","startHours":6.54205426447907,"endHours":6.887219777662127,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:03","end":"12:54","startHours":12.043129630834041,"endHours":12.906043413791682,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:17","end":"05:08","startHours":4.276905584215259,"endHours":5.139819367172901,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:55","end":"06:00","startHours":4.924090921433491,"endHours":6.002733150130544,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:38","end":"15:30","startHours":14.631870979706967,"endHours":15.49478476266461,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:45","end":"19:09","startHours":18.74643989449518,"endHours":19.146439894495177,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:57","end":"19:29","startHours":18.946439894495178,"endHours":19.485761008843706,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:42","end":"20:27","startHours":18.696439894495178,"endHours":20.446439894495178,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:03","end":"00:54","startHours":24.04312963083404,"endHours":24.906043413791682,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:00","end":"07:37","startHours":6.002733150130544,"endHours":7.620696493176123,"quality":"neutral"},{"name":"Labha","start":"07:37","end":"09:14","startHours":7.620696493176123,"endHours":9.238659836221702,"quality":"auspicious"},{"name":"Amṛta","start":"09:14","end":"10:51","startHours":9.238659836221702,"endHours":10.856623179267281,"quality":"auspicious"},{"name":"Kāla","start":"10:51","end":"12:28","startHours":10.856623179267281,"endHours":12.474586522312862,"quality":"inauspicious"},{"name":"Śubha","start":"12:28","end":"14:06","startHours":12.474586522312862,"endHours":14.092549865358441,"quality":"auspicious"},{"name":"Roga","start":"14:06","end":"15:43","startHours":14.092549865358441,"endHours":15.71051320840402,"quality":"inauspicious"},{"name":"Udveg","start":"15:43","end":"17:20","startHours":15.71051320840402,"endHours":17.328476551449597,"quality":"inauspicious"},{"name":"Chala","start":"17:20","end":"18:57","startHours":17.328476551449597,"endHours":18.946439894495178,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:57","end":"20:20","startHours":18.946439894495178,"endHours":20.328476551449597,"quality":"inauspicious"},{"name":"Udveg","start":"20:20","end":"21:43","startHours":20.328476551449597,"endHours":21.71051320840402,"quality":"inauspicious"},{"name":"Chala","start":"21:43","end":"23:06","startHours":21.71051320840402,"endHours":23.09254986535844,"quality":"neutral"},{"name":"Labha","start":"23:06","end":"00:28","startHours":23.09254986535844,"endHours":24.474586522312862,"quality":"auspicious"},{"name":"Amṛta","start":"00:28","end":"01:51","startHours":24.474586522312862,"endHours":25.85662317926728,"quality":"auspicious"},{"name":"Kāla","start":"01:51","end":"03:14","startHours":25.85662317926728,"endHours":27.2386598362217,"quality":"inauspicious"},{"name":"Śubha","start":"03:14","end":"04:37","startHours":27.2386598362217,"endHours":28.620696493176123,"quality":"auspicious"},{"name":"Roga","start":"04:37","end":"06:00","startHours":28.620696493176123,"endHours":30.002733150130545,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:00","end":"07:00","startHours":6.002733150130544,"endHours":7.002733150130544,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:00","end":"08:00","startHours":7.002733150130544,"endHours":8.002733150130544,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:00","end":"09:00","startHours":8.002733150130544,"endHours":9.002733150130544,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:00","end":"10:00","startHours":9.002733150130544,"endHours":10.002733150130544,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:00","end":"11:00","startHours":10.002733150130544,"endHours":11.002733150130544,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:00","end":"12:00","startHours":11.002733150130544,"endHours":12.002733150130544,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:00","end":"13:00","startHours":12.002733150130544,"endHours":13.002733150130544,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:00","end":"14:00","startHours":13.002733150130544,"endHours":14.002733150130544,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:00","end":"15:00","startHours":14.002733150130544,"endHours":15.002733150130544,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:00","end":"16:00","startHours":15.002733150130544,"endHours":16.002733150130545,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:00","end":"17:00","startHours":16.002733150130545,"endHours":17.002733150130545,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:00","end":"18:00","startHours":17.002733150130545,"endHours":18.002733150130545,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:00","end":"19:00","startHours":18.002733150130545,"endHours":19.002733150130545,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:00","end":"20:00","startHours":19.002733150130545,"endHours":20.002733150130545,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:00","end":"21:00","startHours":20.002733150130545,"endHours":21.002733150130545,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:00","end":"22:00","startHours":21.002733150130545,"endHours":22.002733150130545,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:00","end":"23:00","startHours":22.002733150130545,"endHours":23.002733150130545,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:00","end":"00:00","startHours":23.002733150130545,"endHours":24.002733150130545,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:00","end":"01:00","startHours":24.002733150130545,"endHours":25.002733150130545,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:00","end":"02:00","startHours":25.002733150130545,"endHours":26.002733150130545,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:00","end":"03:00","startHours":26.002733150130545,"endHours":27.002733150130545,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:00","end":"04:00","startHours":27.002733150130545,"endHours":28.002733150130545,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:00","end":"05:00","startHours":28.002733150130545,"endHours":29.002733150130545,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:00","end":"06:00","startHours":29.002733150130545,"endHours":30.002733150130545,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"South-East","anandadiYoga":{"name":"Utpāta","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":9.079919420555232,"eotMinutes":-0.17919133877174764,"ayanamsa":23.6527}},"calendars":{"vikram_samvat":2042,"vikram_samvatsara":"Bahudhānya","saka_samvat":1907,"saka_samvatsara":"Krodhana","bengali_samvat":1392,"malayalam_era":1161,"nanakshahi_year":516,"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":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Pūrṇimā · Vikram 2042 Bahudhānya · Śaka 1907 Krodhana"},"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":"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":"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":"-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 30, 1985 CE · Phoenix, USA · Vidhyamitra","description":"August 30, 1985 CE for Phoenix, USA: Śukla Pūrṇimā, sūryodaya 06:00, sūryāsta 18:57.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/1985-08-30","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/1985-08-30","sa":"https://sa.vidhyamitra.com/city/phoenix/1985-08-30","hi":"https://hi.vidhyamitra.com/city/phoenix/1985-08-30","x-default":"https://vidhyamitra.com/city/phoenix/1985-08-30"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T00:39:29.761Z","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":"2026-05-31T00:39:29.761Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T00:39:29.761Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}