{"id":"vidhyamitra:city-day:phoenix:1983-12-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/1983-12-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1983-12-07","date_display":"December 7, 1983 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":1983,"month":12,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445675.770833,"kali_year":5085,"ahargana":1857210.2708,"sun":{"sidereal_longitude":230.3085,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":262.2664,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":31.9579,"elapsed_within_tithi_degrees":7.9579},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3,"moon_longitude":262.2664,"elapsed_within_degrees":8.9331},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":132.5749},"karana":{"half_tithi_index":5,"name":"Gara"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":1983,"month":12,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2445675.770833,"ahargana":1857210.2708,"kali_year":5085,"ayanamsa_lahiri":23.6285,"grahas":{"sun":{"sidereal_longitude":230.72615799999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":260.2017579999999,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false,"latitude":-1.9854},"mars":{"sidereal_longitude":167.39375799999993,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":250.26795800000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":237.52855799999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":187.01155800000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":197.52555800000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":56.0623,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":236.0623,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","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":1983,"month":12,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445675.770833,"kali_year":5085,"ahargana":1857210.2708,"sun":{"sidereal_longitude":230.3085,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":262.2664,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":31.9579,"elapsed_within_tithi_degrees":7.9579},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3,"moon_longitude":262.2664,"elapsed_within_degrees":8.9331},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":132.5749},"karana":{"half_tithi_index":5,"name":"Gara"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.985,"elongation":31.958},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.985,"opposition_distance":148.042}},"eclipse_window_40days":[{"offset_days":13,"type":"lunar","occurs":true,"moon_latitude":0.497,"opposition_distance":1.914}]},"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":"07:20","sunsetLocal":"17:21","solarNoonLocal":"12:21","dayLengthHours":10.029983603031539,"dayLengthDisplay":"10 Hours 01 Mins 48 Secs","nightLengthDisplay":"13 Hours 58 Mins 12 Secs","moonriseLocal":"09:20","moonsetLocal":"19:17","rahuKala":{"name":"Rāhu Kāla","start":"12:21","end":"13:36","startHours":12.342871724611044,"endHours":13.596619674989984,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:35","end":"09:50","startHours":8.581627873474215,"endHours":9.835375823853159,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:05","end":"12:21","startHours":11.0891237742321,"endHours":12.342871724611044,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:40","end":"10:00","startHours":9.6682094304693,"endHours":10.002542217237018,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:45","end":"08:01","startHours":7.745795906554921,"endHours":8.013262135969095,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:41","startHours":12.008538937843326,"endHours":12.677204511378761,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:59","end":"06:40","startHours":5.990548776024402,"endHours":6.6592143495598375,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:30","end":"07:20","startHours":6.492047956175979,"endHours":7.327879923095273,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:01","end":"14:41","startHours":14.014535658449633,"endHours":14.68320123198507,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:09","end":"17:33","startHours":17.157863526126814,"endHours":17.557863526126813,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:21","end":"17:47","startHours":17.357863526126813,"endHours":17.77577950958646,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:06","end":"18:51","startHours":17.107863526126813,"endHours":18.857863526126813,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:41","startHours":24.008538937843326,"endHours":24.67720451137876,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:20","end":"08:35","startHours":7.327879923095273,"endHours":8.581627873474215,"quality":"auspicious"},{"name":"Amṛta","start":"08:35","end":"09:50","startHours":8.581627873474215,"endHours":9.835375823853159,"quality":"auspicious"},{"name":"Kāla","start":"09:50","end":"11:05","startHours":9.835375823853159,"endHours":11.0891237742321,"quality":"inauspicious"},{"name":"Śubha","start":"11:05","end":"12:21","startHours":11.0891237742321,"endHours":12.342871724611044,"quality":"auspicious"},{"name":"Roga","start":"12:21","end":"13:36","startHours":12.342871724611044,"endHours":13.596619674989984,"quality":"inauspicious"},{"name":"Udveg","start":"13:36","end":"14:51","startHours":13.596619674989984,"endHours":14.850367625368929,"quality":"inauspicious"},{"name":"Chala","start":"14:51","end":"16:06","startHours":14.850367625368929,"endHours":16.10411557574787,"quality":"neutral"},{"name":"Labha","start":"16:06","end":"17:21","startHours":16.10411557574787,"endHours":17.357863526126813,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:21","end":"19:06","startHours":17.357863526126813,"endHours":19.10411557574787,"quality":"inauspicious"},{"name":"Chala","start":"19:06","end":"20:51","startHours":19.10411557574787,"endHours":20.85036762536893,"quality":"neutral"},{"name":"Labha","start":"20:51","end":"22:36","startHours":20.85036762536893,"endHours":22.596619674989988,"quality":"auspicious"},{"name":"Amṛta","start":"22:36","end":"00:21","startHours":22.596619674989988,"endHours":24.342871724611044,"quality":"auspicious"},{"name":"Kāla","start":"00:21","end":"02:05","startHours":24.342871724611044,"endHours":26.0891237742321,"quality":"inauspicious"},{"name":"Śubha","start":"02:05","end":"03:50","startHours":26.0891237742321,"endHours":27.83537582385316,"quality":"auspicious"},{"name":"Roga","start":"03:50","end":"05:35","startHours":27.83537582385316,"endHours":29.58162787347422,"quality":"inauspicious"},{"name":"Udveg","start":"05:35","end":"07:20","startHours":29.58162787347422,"endHours":31.327879923095274,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:20","end":"08:20","startHours":7.327879923095273,"endHours":8.327879923095274,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:20","end":"09:20","startHours":8.327879923095274,"endHours":9.327879923095274,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:20","end":"10:20","startHours":9.327879923095274,"endHours":10.327879923095274,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:20","end":"11:20","startHours":10.327879923095274,"endHours":11.327879923095274,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:20","end":"12:20","startHours":11.327879923095274,"endHours":12.327879923095274,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:20","end":"13:20","startHours":12.327879923095274,"endHours":13.327879923095274,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:20","end":"14:20","startHours":13.327879923095274,"endHours":14.327879923095274,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:20","end":"15:20","startHours":14.327879923095274,"endHours":15.327879923095274,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:20","end":"16:20","startHours":15.327879923095274,"endHours":16.327879923095274,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:20","end":"17:20","startHours":16.327879923095274,"endHours":17.327879923095274,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:20","end":"18:20","startHours":17.327879923095274,"endHours":18.327879923095274,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:20","end":"19:20","startHours":18.327879923095274,"endHours":19.327879923095274,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:20","end":"20:20","startHours":19.327879923095274,"endHours":20.327879923095274,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:20","end":"21:20","startHours":20.327879923095274,"endHours":21.327879923095274,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:20","end":"22:20","startHours":21.327879923095274,"endHours":22.327879923095274,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:20","end":"23:20","startHours":22.327879923095274,"endHours":23.327879923095274,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:20","end":"00:20","startHours":23.327879923095274,"endHours":24.327879923095274,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:20","end":"01:20","startHours":24.327879923095274,"endHours":25.327879923095274,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:20","end":"02:20","startHours":25.327879923095274,"endHours":26.327879923095274,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:20","end":"03:20","startHours":26.327879923095274,"endHours":27.327879923095274,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:20","end":"04:20","startHours":27.327879923095274,"endHours":28.327879923095274,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:20","end":"05:20","startHours":28.327879923095274,"endHours":29.327879923095274,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:20","end":"06:20","startHours":29.327879923095274,"endHours":30.327879923095274,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:20","end":"07:20","startHours":30.327879923095274,"endHours":31.327879923095274,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Prajāpati","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.519401532799677,"eotMinutes":7.723696523337262,"ayanamsa":23.6285}},"calendars":{"vikram_samvat":2040,"vikram_samvatsara":"Dhātṛ","saka_samvat":1905,"saka_samvatsara":"Rudhirodgāri","bengali_samvat":1390,"malayalam_era":1159,"nanakshahi_year":514,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Tṛtīyā · Vikram 2040 Dhātṛ · Śaka 1905 Rudhirodgāri"},"festivals":[],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 December 7, 1983 CE · Phoenix, USA · Vidhyamitra","description":"December 7, 1983 CE for Phoenix, USA: Śukla Tṛtīyā, sūryodaya 07:20, sūryāsta 17:21.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/1983-12-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/1983-12-07","sa":"https://sa.vidhyamitra.com/city/phoenix/1983-12-07","hi":"https://hi.vidhyamitra.com/city/phoenix/1983-12-07","x-default":"https://vidhyamitra.com/city/phoenix/1983-12-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T01:36:21.948Z","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":"2026-06-01T01:36:21.948Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T01:36:21.948Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}