{"id":"vidhyamitra:city-day:phoenix:1990-08-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/1990-08-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1990-08-12","date_display":"August 12, 1990 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":1990,"month":8,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2448115.770833,"kali_year":5092,"ahargana":1859650.2708,"sun":{"sidereal_longitude":114.7912,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":3.7203,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":248.929,"elapsed_within_tithi_degrees":8.929},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":3.7203,"elapsed_within_degrees":3.7203},"yoga":{"number":9,"name":"Śūla","sum_longitude":118.5115},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":1990,"month":8,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2448115.770833,"ahargana":1859650.2708,"kali_year":5092,"ayanamsa_lahiri":23.7218,"grahas":{"sun":{"sidereal_longitude":115.36523199999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":3.946932000000004,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false,"latitude":4.3834},"mars":{"sidereal_longitude":25.716531999999972,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":142.91983200000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":94.94373200000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"venus":{"sidereal_longitude":94.14563199999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":266.150132,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":286.7794,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":106.7794,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":1990,"month":8,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2448115.770833,"kali_year":5092,"ahargana":1859650.2708,"sun":{"sidereal_longitude":114.7912,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":3.7203,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":248.929,"elapsed_within_tithi_degrees":8.929},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":3.7203,"elapsed_within_degrees":3.7203},"yoga":{"number":9,"name":"Śūla","sum_longitude":118.5115},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.383,"elongation":111.071},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.383,"opposition_distance":68.929}},"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":"05:48","sunsetLocal":"19:18","solarNoonLocal":"12:33","dayLengthHours":13.509187616992548,"dayLengthDisplay":"13 Hours 30 Mins 33 Secs","nightLengthDisplay":"10 Hours 29 Mins 27 Secs","moonriseLocal":"22:36","moonsetLocal":"11:39","rahuKala":{"name":"Rāhu Kāla","start":"17:37","end":"19:18","startHours":17.61653203696959,"endHours":19.305180489093658,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:33","end":"14:14","startHours":12.550586680597384,"endHours":14.239235132721454,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:56","end":"17:37","startHours":15.927883584845521,"endHours":17.61653203696959,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:57","end":"09:24","startHours":8.948136649399371,"endHours":9.398442903299124,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:22","end":"06:43","startHours":6.3588756894758,"endHours":6.7191206925956015,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:06","end":"13:00","startHours":12.100280426697632,"endHours":13.000892934497136,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:00","end":"04:54","startHours":3.9947678565021043,"endHours":4.895380364301607,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:40","end":"05:48","startHours":4.670227237351732,"endHours":5.7959928721011105,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:48","end":"15:42","startHours":14.802117950096143,"endHours":15.702730457895646,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:06","end":"19:30","startHours":19.10518048909366,"endHours":19.505180489093657,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:18","end":"19:52","startHours":19.305180489093658,"endHours":19.868063306468347,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:03","end":"20:48","startHours":19.055180489093658,"endHours":20.805180489093658,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:06","end":"01:00","startHours":24.100280426697633,"endHours":25.000892934497134,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:48","end":"07:29","startHours":5.7959928721011105,"endHours":7.484641324225179,"quality":"inauspicious"},{"name":"Chala","start":"07:29","end":"09:10","startHours":7.484641324225179,"endHours":9.173289776349247,"quality":"neutral"},{"name":"Labha","start":"09:10","end":"10:52","startHours":9.173289776349247,"endHours":10.861938228473317,"quality":"auspicious"},{"name":"Amṛta","start":"10:52","end":"12:33","startHours":10.861938228473317,"endHours":12.550586680597384,"quality":"auspicious"},{"name":"Kāla","start":"12:33","end":"14:14","startHours":12.550586680597384,"endHours":14.239235132721454,"quality":"inauspicious"},{"name":"Śubha","start":"14:14","end":"15:56","startHours":14.239235132721454,"endHours":15.927883584845521,"quality":"auspicious"},{"name":"Roga","start":"15:56","end":"17:37","startHours":15.927883584845521,"endHours":17.61653203696959,"quality":"inauspicious"},{"name":"Udveg","start":"17:37","end":"19:18","startHours":17.61653203696959,"endHours":19.305180489093658,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:18","end":"20:37","startHours":19.305180489093658,"endHours":20.616532036969588,"quality":"auspicious"},{"name":"Roga","start":"20:37","end":"21:56","startHours":20.616532036969588,"endHours":21.92788358484552,"quality":"inauspicious"},{"name":"Udveg","start":"21:56","end":"23:14","startHours":21.92788358484552,"endHours":23.239235132721454,"quality":"inauspicious"},{"name":"Chala","start":"23:14","end":"00:33","startHours":23.239235132721454,"endHours":24.550586680597384,"quality":"neutral"},{"name":"Labha","start":"00:33","end":"01:52","startHours":24.550586680597384,"endHours":25.861938228473313,"quality":"auspicious"},{"name":"Amṛta","start":"01:52","end":"03:10","startHours":25.861938228473313,"endHours":27.173289776349247,"quality":"auspicious"},{"name":"Kāla","start":"03:10","end":"04:29","startHours":27.173289776349247,"endHours":28.48464132422518,"quality":"inauspicious"},{"name":"Śubha","start":"04:29","end":"05:48","startHours":28.48464132422518,"endHours":29.79599287210111,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:48","end":"06:48","startHours":5.7959928721011105,"endHours":6.7959928721011105,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:48","end":"07:48","startHours":6.7959928721011105,"endHours":7.7959928721011105,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:48","end":"08:48","startHours":7.7959928721011105,"endHours":8.79599287210111,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:48","end":"09:48","startHours":8.79599287210111,"endHours":9.79599287210111,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:48","end":"10:48","startHours":9.79599287210111,"endHours":10.79599287210111,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:48","end":"11:48","startHours":10.79599287210111,"endHours":11.79599287210111,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:48","end":"12:48","startHours":11.79599287210111,"endHours":12.79599287210111,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:48","end":"13:48","startHours":12.79599287210111,"endHours":13.79599287210111,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:48","end":"14:48","startHours":13.79599287210111,"endHours":14.79599287210111,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:48","end":"15:48","startHours":14.79599287210111,"endHours":15.79599287210111,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:48","end":"16:48","startHours":15.79599287210111,"endHours":16.79599287210111,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:48","end":"17:48","startHours":16.79599287210111,"endHours":17.79599287210111,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:48","end":"18:48","startHours":17.79599287210111,"endHours":18.79599287210111,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:48","end":"19:48","startHours":18.79599287210111,"endHours":19.79599287210111,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:48","end":"20:48","startHours":19.79599287210111,"endHours":20.79599287210111,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:48","end":"21:48","startHours":20.79599287210111,"endHours":21.79599287210111,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:48","end":"22:48","startHours":21.79599287210111,"endHours":22.79599287210111,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:48","end":"23:48","startHours":22.79599287210111,"endHours":23.79599287210111,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:48","end":"00:48","startHours":23.79599287210111,"endHours":24.79599287210111,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:48","end":"01:48","startHours":24.79599287210111,"endHours":25.79599287210111,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:48","end":"02:48","startHours":25.79599287210111,"endHours":26.79599287210111,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:48","end":"03:48","startHours":26.79599287210111,"endHours":27.79599287210111,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:48","end":"04:48","startHours":27.79599287210111,"endHours":28.79599287210111,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:48","end":"05:48","startHours":28.79599287210111,"endHours":29.79599287210111,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Ānanda","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":15.098528388063624,"eotMinutes":-4.739200835843176,"ayanamsa":23.7218}},"calendars":{"vikram_samvat":2047,"vikram_samvatsara":"Subhānu","saka_samvat":1912,"saka_samvatsara":"Pramoda","bengali_samvat":1397,"malayalam_era":1166,"nanakshahi_year":521,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","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":"Bhādrapada Kṛṣṇa Ṣaṣṭhī · Vikram 2047 Subhānu · Śaka 1912 Pramoda"},"festivals":[{"id":"balarama-jayanti","name":"Balarāma Jayantī (Hala-Ṣaṣṭhī)","name_sanskrit":"बलराम जयन्ती","tradition":"Vaishnava","associated_deity":"Balarāma (Krishna's elder brother; ādi-śeṣa)","significance":"Birth of Bala-deva, Krishna's elder brother and Saṅkarṣaṇa.","vrata":true,"detection":{"tithi_number":21,"tithi_paksha":"Kṛṣṇa","lunar_month":"Bhādrapada"},"precedence":3,"sources":["Bhāgavata 10.2-3"]}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","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 12, 1990 CE · Phoenix, USA · Vidhyamitra","description":"August 12, 1990 CE for Phoenix, USA: Kṛṣṇa Ṣaṣṭhī, sūryodaya 05:48, sūryāsta 19:18.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/1990-08-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/1990-08-12","sa":"https://sa.vidhyamitra.com/city/phoenix/1990-08-12","hi":"https://hi.vidhyamitra.com/city/phoenix/1990-08-12","x-default":"https://vidhyamitra.com/city/phoenix/1990-08-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T18:50:26.788Z","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":"2026-05-31T18:50:26.788Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T18:50:26.788Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}