{"id":"vidhyamitra:city-day:phoenix:1982-08-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/1982-08-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1982-08-21","date_display":"August 21, 1982 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":1982,"month":8,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445202.770833,"kali_year":5084,"ahargana":1856737.2708,"sun":{"sidereal_longitude":123.4649,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":149.9182,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":26.4533,"elapsed_within_tithi_degrees":2.4533},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":149.9182,"elapsed_within_degrees":3.2515},"yoga":{"number":21,"name":"Siddha","sum_longitude":273.3831},"karana":{"half_tithi_index":4,"name":"Taitila"},"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":1982,"month":8,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2445202.770833,"ahargana":1856737.2708,"kali_year":5084,"ayanamsa_lahiri":23.6104,"grahas":{"sun":{"sidereal_longitude":124.06443000000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":149.72602999999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false,"latitude":4.1947},"mars":{"sidereal_longitude":197.07972999999993,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":146.82483000000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":191.52382999999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":104.69053000000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":174.68502999999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":81.1241,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":261.1241,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"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":1982,"month":8,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445202.770833,"kali_year":5084,"ahargana":1856737.2708,"sun":{"sidereal_longitude":123.4649,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":149.9182,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":26.4533,"elapsed_within_tithi_degrees":2.4533},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":149.9182,"elapsed_within_degrees":3.2515},"yoga":{"number":21,"name":"Siddha","sum_longitude":273.3831},"karana":{"half_tithi_index":4,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.195,"elongation":26.453},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.195,"opposition_distance":153.547}},"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":"05:54","sunsetLocal":"19:08","solarNoonLocal":"12:31","dayLengthHours":13.240075534078267,"dayLengthDisplay":"13 Hours 14 Mins 24 Secs","nightLengthDisplay":"10 Hours 45 Mins 36 Secs","moonriseLocal":"08:04","moonsetLocal":"20:24","rahuKala":{"name":"Rāhu Kāla","start":"09:12","end":"10:52","startHours":9.20821267174701,"endHours":10.863222113506794,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:10","end":"15:50","startHours":14.17324099702636,"endHours":15.828250438786144,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:54","end":"07:33","startHours":5.898193788227443,"endHours":7.5532032299872265,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:59","end":"09:26","startHours":8.98754474617904,"endHours":9.428880597314981,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:27","end":"06:48","startHours":6.449863602147371,"endHours":6.8029322830561245,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:05","end":"12:58","startHours":12.076895704130635,"endHours":12.95956740640252,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:08","end":"05:01","startHours":4.1328503836836745,"endHours":5.015522085955559,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:48","end":"05:54","startHours":4.794854160387588,"endHours":5.898193788227443,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:43","end":"15:36","startHours":14.72491081094629,"endHours":15.607582513218174,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:56","end":"19:20","startHours":18.93826932230571,"endHours":19.33826932230571,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:08","end":"19:41","startHours":19.13826932230571,"endHours":19.68993913622564,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:53","end":"20:38","startHours":18.88826932230571,"endHours":20.63826932230571,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:05","end":"00:58","startHours":24.076895704130635,"endHours":24.95956740640252,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:54","end":"07:33","startHours":5.898193788227443,"endHours":7.5532032299872265,"quality":"inauspicious"},{"name":"Śubha","start":"07:33","end":"09:12","startHours":7.5532032299872265,"endHours":9.20821267174701,"quality":"auspicious"},{"name":"Roga","start":"09:12","end":"10:52","startHours":9.20821267174701,"endHours":10.863222113506794,"quality":"inauspicious"},{"name":"Udveg","start":"10:52","end":"12:31","startHours":10.863222113506794,"endHours":12.518231555266578,"quality":"inauspicious"},{"name":"Chala","start":"12:31","end":"14:10","startHours":12.518231555266578,"endHours":14.17324099702636,"quality":"neutral"},{"name":"Labha","start":"14:10","end":"15:50","startHours":14.17324099702636,"endHours":15.828250438786144,"quality":"auspicious"},{"name":"Amṛta","start":"15:50","end":"17:29","startHours":15.828250438786144,"endHours":17.483259880545926,"quality":"auspicious"},{"name":"Kāla","start":"17:29","end":"19:08","startHours":17.483259880545926,"endHours":19.13826932230571,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:08","end":"20:29","startHours":19.13826932230571,"endHours":20.483259880545926,"quality":"auspicious"},{"name":"Amṛta","start":"20:29","end":"21:50","startHours":20.483259880545926,"endHours":21.828250438786142,"quality":"auspicious"},{"name":"Kāla","start":"21:50","end":"23:10","startHours":21.828250438786142,"endHours":23.17324099702636,"quality":"inauspicious"},{"name":"Śubha","start":"23:10","end":"00:31","startHours":23.17324099702636,"endHours":24.518231555266578,"quality":"auspicious"},{"name":"Roga","start":"00:31","end":"01:52","startHours":24.518231555266578,"endHours":25.863222113506794,"quality":"inauspicious"},{"name":"Udveg","start":"01:52","end":"03:12","startHours":25.863222113506794,"endHours":27.20821267174701,"quality":"inauspicious"},{"name":"Chala","start":"03:12","end":"04:33","startHours":27.20821267174701,"endHours":28.553203229987226,"quality":"neutral"},{"name":"Labha","start":"04:33","end":"05:54","startHours":28.553203229987226,"endHours":29.898193788227445,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:54","end":"06:54","startHours":5.898193788227443,"endHours":6.898193788227443,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:54","end":"07:54","startHours":6.898193788227443,"endHours":7.898193788227443,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:54","end":"08:54","startHours":7.898193788227443,"endHours":8.898193788227443,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:54","end":"09:54","startHours":8.898193788227443,"endHours":9.898193788227443,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:54","end":"10:54","startHours":9.898193788227443,"endHours":10.898193788227443,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:54","end":"11:54","startHours":10.898193788227443,"endHours":11.898193788227443,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:54","end":"12:54","startHours":11.898193788227443,"endHours":12.898193788227443,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:54","end":"13:54","startHours":12.898193788227443,"endHours":13.898193788227443,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:54","end":"14:54","startHours":13.898193788227443,"endHours":14.898193788227443,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:54","end":"15:54","startHours":14.898193788227443,"endHours":15.898193788227443,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:54","end":"16:54","startHours":15.898193788227443,"endHours":16.898193788227445,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:54","end":"17:54","startHours":16.898193788227445,"endHours":17.898193788227445,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:54","end":"18:54","startHours":17.898193788227445,"endHours":18.898193788227445,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:54","end":"19:54","startHours":18.898193788227445,"endHours":19.898193788227445,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:54","end":"20:54","startHours":19.898193788227445,"endHours":20.898193788227445,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:54","end":"21:54","startHours":20.898193788227445,"endHours":21.898193788227445,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:54","end":"22:54","startHours":21.898193788227445,"endHours":22.898193788227445,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:54","end":"23:54","startHours":22.898193788227445,"endHours":23.898193788227445,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:54","end":"00:54","startHours":23.898193788227445,"endHours":24.898193788227445,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:54","end":"01:54","startHours":24.898193788227445,"endHours":25.898193788227445,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:54","end":"02:54","startHours":25.898193788227445,"endHours":26.898193788227445,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:54","end":"03:54","startHours":26.898193788227445,"endHours":27.898193788227445,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:54","end":"04:54","startHours":27.898193788227445,"endHours":28.898193788227445,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:54","end":"05:54","startHours":28.898193788227445,"endHours":29.898193788227445,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"West","rahuVasa":"East","anandadiYoga":{"name":"Śrīvatsa","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":12.279274168939533,"eotMinutes":-2.7978933159948465,"ayanamsa":23.6104}},"calendars":{"vikram_samvat":2039,"vikram_samvatsara":"Yuva","saka_samvat":1904,"saka_samvatsara":"Dundubhi","bengali_samvat":1389,"malayalam_era":1158,"nanakshahi_year":513,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada (Adhika) Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":true,"lunar_month_purnimanta_is_adhika":true,"lunar_month_amanta_is_adhika":true,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada (Adhika) Śukla Tṛtīyā · Vikram 2039 Yuva · Śaka 1904 Dundubhi"},"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":[]},"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 21, 1982 CE · Phoenix, USA · Vidhyamitra","description":"August 21, 1982 CE for Phoenix, USA: Śukla Tṛtīyā, sūryodaya 05:54, sūryāsta 19:08.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/1982-08-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/1982-08-21","sa":"https://sa.vidhyamitra.com/city/phoenix/1982-08-21","hi":"https://hi.vidhyamitra.com/city/phoenix/1982-08-21","x-default":"https://vidhyamitra.com/city/phoenix/1982-08-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T00:58:23.973Z","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":"2026-06-01T00:58:23.973Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T00:58:23.973Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}