{"id":"vidhyamitra:city-day:phoenix:1982-12-25:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/1982-12-25","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1982-12-25","date_display":"December 25, 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":12,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445328.770833,"kali_year":5084,"ahargana":1856863.2708,"sun":{"sidereal_longitude":249.0408,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":359.4223,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":110.3815,"elapsed_within_tithi_degrees":2.3815},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":359.4223,"elapsed_within_degrees":12.7556},"yoga":{"number":19,"name":"Parigha","sum_longitude":248.4631},"karana":{"half_tithi_index":18,"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":12,"day":25,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2445328.770833,"ahargana":1856863.2708,"kali_year":5084,"ayanamsa_lahiri":23.6153,"grahas":{"sun":{"sidereal_longitude":249.298316,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"moon":{"sidereal_longitude":356.440216,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false,"latitude":-4.3469},"mars":{"sidereal_longitude":288.184216,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":268.01271599999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":216.91781600000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":261.95121599999993,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":188.43661599999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":74.4481,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":254.4481,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":1982,"month":12,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445328.770833,"kali_year":5084,"ahargana":1856863.2708,"sun":{"sidereal_longitude":249.0408,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":359.4223,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":110.3815,"elapsed_within_tithi_degrees":2.3815},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":359.4223,"elapsed_within_degrees":12.7556},"yoga":{"number":19,"name":"Parigha","sum_longitude":248.4631},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.347,"elongation":110.382},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.347,"opposition_distance":69.618}},"eclipse_window_40days":[{"offset_days":-10,"type":"solar","occurs":true,"moon_latitude":1.462,"elongation":2.771},{"offset_days":20,"type":"solar","occurs":true,"moon_latitude":-1.179,"elongation":1.007}]},"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":"07:31","sunsetLocal":"17:27","solarNoonLocal":"12:29","dayLengthHours":9.935716993900222,"dayLengthDisplay":"9 Hours 56 Mins 09 Secs","nightLengthDisplay":"14 Hours 03 Mins 51 Secs","moonriseLocal":"13:14","moonsetLocal":"02:01","rahuKala":{"name":"Rāhu Kāla","start":"10:00","end":"11:14","startHours":9.995895033892769,"endHours":11.237859658130295,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:43","end":"14:58","startHours":13.721788906605351,"endHours":14.96375353084288,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:31","end":"08:45","startHours":7.511965785417712,"endHours":8.75393040965524,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:50","end":"10:10","startHours":9.830299750661098,"endHours":10.161490317124438,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:56","end":"08:11","startHours":7.925953993496888,"endHours":8.19090644666756,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:49","startHours":12.14863371590448,"endHours":12.811014848831164,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:11","end":"06:51","startHours":6.187203519564349,"endHours":6.849584652491031,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:41","end":"07:31","startHours":6.68398936925936,"endHours":7.511965785417712,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:08","end":"14:48","startHours":14.135777114684526,"endHours":14.798158247611207,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:15","end":"17:39","startHours":17.247682779317934,"endHours":17.647682779317932,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:27","end":"17:52","startHours":17.447682779317933,"endHours":17.86167098739711,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:12","end":"18:57","startHours":17.197682779317933,"endHours":18.947682779317933,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:49","startHours":24.14863371590448,"endHours":24.811014848831164,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:31","end":"08:45","startHours":7.511965785417712,"endHours":8.75393040965524,"quality":"inauspicious"},{"name":"Śubha","start":"08:45","end":"10:00","startHours":8.75393040965524,"endHours":9.995895033892769,"quality":"auspicious"},{"name":"Roga","start":"10:00","end":"11:14","startHours":9.995895033892769,"endHours":11.237859658130295,"quality":"inauspicious"},{"name":"Udveg","start":"11:14","end":"12:29","startHours":11.237859658130295,"endHours":12.479824282367822,"quality":"inauspicious"},{"name":"Chala","start":"12:29","end":"13:43","startHours":12.479824282367822,"endHours":13.721788906605351,"quality":"neutral"},{"name":"Labha","start":"13:43","end":"14:58","startHours":13.721788906605351,"endHours":14.96375353084288,"quality":"auspicious"},{"name":"Amṛta","start":"14:58","end":"16:12","startHours":14.96375353084288,"endHours":16.205718155080405,"quality":"auspicious"},{"name":"Kāla","start":"16:12","end":"17:27","startHours":16.205718155080405,"endHours":17.447682779317933,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:27","end":"19:12","startHours":17.447682779317933,"endHours":19.205718155080405,"quality":"auspicious"},{"name":"Amṛta","start":"19:12","end":"20:58","startHours":19.205718155080405,"endHours":20.96375353084288,"quality":"auspicious"},{"name":"Kāla","start":"20:58","end":"22:43","startHours":20.96375353084288,"endHours":22.72178890660535,"quality":"inauspicious"},{"name":"Śubha","start":"22:43","end":"00:29","startHours":22.72178890660535,"endHours":24.479824282367822,"quality":"auspicious"},{"name":"Roga","start":"00:29","end":"02:14","startHours":24.479824282367822,"endHours":26.237859658130294,"quality":"inauspicious"},{"name":"Udveg","start":"02:14","end":"04:00","startHours":26.237859658130294,"endHours":27.995895033892765,"quality":"inauspicious"},{"name":"Chala","start":"04:00","end":"05:45","startHours":27.995895033892765,"endHours":29.75393040965524,"quality":"neutral"},{"name":"Labha","start":"05:45","end":"07:31","startHours":29.75393040965524,"endHours":31.51196578541771,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:31","end":"08:31","startHours":7.511965785417712,"endHours":8.511965785417711,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:31","end":"09:31","startHours":8.511965785417711,"endHours":9.511965785417711,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:31","end":"10:31","startHours":9.511965785417711,"endHours":10.511965785417711,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:31","end":"11:31","startHours":10.511965785417711,"endHours":11.511965785417711,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:31","end":"12:31","startHours":11.511965785417711,"endHours":12.511965785417711,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:31","end":"13:31","startHours":12.511965785417711,"endHours":13.511965785417711,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:31","end":"14:31","startHours":13.511965785417711,"endHours":14.511965785417711,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:31","end":"15:31","startHours":14.511965785417711,"endHours":15.511965785417711,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:31","end":"16:31","startHours":15.511965785417711,"endHours":16.51196578541771,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:31","end":"17:31","startHours":16.51196578541771,"endHours":17.51196578541771,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:31","end":"18:31","startHours":17.51196578541771,"endHours":18.51196578541771,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:31","end":"19:31","startHours":18.51196578541771,"endHours":19.51196578541771,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:31","end":"20:31","startHours":19.51196578541771,"endHours":20.51196578541771,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:31","end":"21:31","startHours":20.51196578541771,"endHours":21.51196578541771,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:31","end":"22:31","startHours":21.51196578541771,"endHours":22.51196578541771,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:31","end":"23:31","startHours":22.51196578541771,"endHours":23.51196578541771,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:31","end":"00:31","startHours":23.51196578541771,"endHours":24.51196578541771,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:31","end":"01:31","startHours":24.51196578541771,"endHours":25.51196578541771,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:31","end":"02:31","startHours":25.51196578541771,"endHours":26.51196578541771,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:31","end":"03:31","startHours":26.51196578541771,"endHours":27.51196578541771,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:31","end":"04:31","startHours":27.51196578541771,"endHours":28.51196578541771,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:31","end":"05:31","startHours":28.51196578541771,"endHours":29.51196578541771,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:31","end":"06:31","startHours":29.51196578541771,"endHours":30.51196578541771,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:31","end":"07:31","startHours":30.51196578541771,"endHours":31.51196578541771,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"East","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.40439667799967,"eotMinutes":-0.4934569420694592,"ayanamsa":23.6153}},"calendars":{"vikram_samvat":2039,"vikram_samvatsara":"Yuva","saka_samvat":1904,"saka_samvatsara":"Dundubhi","bengali_samvat":1389,"malayalam_era":1158,"nanakshahi_year":513,"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":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Daśamī · 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 December 25, 1982 CE · Phoenix, USA · Vidhyamitra","description":"December 25, 1982 CE for Phoenix, USA: Śukla Daśamī, sūryodaya 07:31, sūryāsta 17:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/1982-12-25","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/1982-12-25","sa":"https://sa.vidhyamitra.com/city/phoenix/1982-12-25","hi":"https://hi.vidhyamitra.com/city/phoenix/1982-12-25","x-default":"https://vidhyamitra.com/city/phoenix/1982-12-25"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T00:47:26.637Z","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":"2026-05-31T00:47:26.637Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T00:47:26.637Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}