{"id":"vidhyamitra:city-day:phoenix:2152-12-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2152-12-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2152-12-20","date_display":"December 20, 2152 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":2152,"month":12,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2507415.770833,"kali_year":5254,"ahargana":1918950.2708,"sun":{"sidereal_longitude":241.862,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":164.4222,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":282.5602,"elapsed_within_tithi_degrees":6.5602},"nakshatra":{"number":13,"name":"Hasta","pada":2,"moon_longitude":164.4222,"elapsed_within_degrees":4.4222},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":46.2843},"karana":{"half_tithi_index":47,"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":2152,"month":12,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2507415.770833,"ahargana":1918950.2708,"kali_year":5254,"ayanamsa_lahiri":25.9898,"grahas":{"sun":{"sidereal_longitude":242.58323599999994,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"moon":{"sidereal_longitude":164.59373600000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false,"latitude":2.9123},"mars":{"sidereal_longitude":128.085536,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":245.33223599999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":317.634536,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":286.60623599999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":101.87293599999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":24.78,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":204.78,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"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":2152,"month":12,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2507415.770833,"kali_year":5254,"ahargana":1918950.2708,"sun":{"sidereal_longitude":241.862,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":164.4222,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":282.5602,"elapsed_within_tithi_degrees":6.5602},"nakshatra":{"number":13,"name":"Hasta","pada":2,"moon_longitude":164.4222,"elapsed_within_degrees":4.4222},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":46.2843},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.912,"elongation":77.44},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.912,"opposition_distance":102.56}},"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":"07:28","sunsetLocal":"17:24","solarNoonLocal":"12:26","dayLengthHours":9.933096212412112,"dayLengthDisplay":"9 Hours 55 Mins 59 Secs","nightLengthDisplay":"14 Hours 04 Mins 01 Secs","moonriseLocal":"01:23","moonsetLocal":"13:06","rahuKala":{"name":"Rāhu Kāla","start":"12:26","end":"13:41","startHours":12.440734707958853,"endHours":13.682371734510365,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:43","end":"09:57","startHours":8.71582362830431,"endHours":9.957460654855824,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:12","end":"12:26","startHours":11.199097681407338,"endHours":12.440734707958853,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:48","end":"10:07","startHours":9.791909051315622,"endHours":10.123012258396027,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:53","end":"08:09","startHours":7.888065610603301,"endHours":8.152948176267625,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:07","end":"12:46","startHours":12.10963150087845,"endHours":12.771837915039256,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:09","end":"06:49","startHours":6.149773773431182,"endHours":6.811980187591989,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:39","end":"07:28","startHours":6.646428584051787,"endHours":7.4741866017527965,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:06","end":"14:46","startHours":14.096250743360871,"endHours":14.75845715752168,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:12","end":"17:36","startHours":17.20728281416491,"endHours":17.607282814164908,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:24","end":"17:49","startHours":17.40728281416491,"endHours":17.821161823015412,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:09","end":"18:54","startHours":17.15728281416491,"endHours":18.90728281416491,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:07","end":"00:46","startHours":24.10963150087845,"endHours":24.771837915039256,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:28","end":"08:43","startHours":7.4741866017527965,"endHours":8.71582362830431,"quality":"auspicious"},{"name":"Amṛta","start":"08:43","end":"09:57","startHours":8.71582362830431,"endHours":9.957460654855824,"quality":"auspicious"},{"name":"Kāla","start":"09:57","end":"11:12","startHours":9.957460654855824,"endHours":11.199097681407338,"quality":"inauspicious"},{"name":"Śubha","start":"11:12","end":"12:26","startHours":11.199097681407338,"endHours":12.440734707958853,"quality":"auspicious"},{"name":"Roga","start":"12:26","end":"13:41","startHours":12.440734707958853,"endHours":13.682371734510365,"quality":"inauspicious"},{"name":"Udveg","start":"13:41","end":"14:55","startHours":13.682371734510365,"endHours":14.92400876106188,"quality":"inauspicious"},{"name":"Chala","start":"14:55","end":"16:10","startHours":14.92400876106188,"endHours":16.165645787613393,"quality":"neutral"},{"name":"Labha","start":"16:10","end":"17:24","startHours":16.165645787613393,"endHours":17.40728281416491,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:24","end":"19:10","startHours":17.40728281416491,"endHours":19.165645787613393,"quality":"inauspicious"},{"name":"Chala","start":"19:10","end":"20:55","startHours":19.165645787613393,"endHours":20.92400876106188,"quality":"neutral"},{"name":"Labha","start":"20:55","end":"22:41","startHours":20.92400876106188,"endHours":22.682371734510365,"quality":"auspicious"},{"name":"Amṛta","start":"22:41","end":"00:26","startHours":22.682371734510365,"endHours":24.440734707958853,"quality":"auspicious"},{"name":"Kāla","start":"00:26","end":"02:12","startHours":24.440734707958853,"endHours":26.199097681407338,"quality":"inauspicious"},{"name":"Śubha","start":"02:12","end":"03:57","startHours":26.199097681407338,"endHours":27.957460654855822,"quality":"auspicious"},{"name":"Roga","start":"03:57","end":"05:43","startHours":27.957460654855822,"endHours":29.71582362830431,"quality":"inauspicious"},{"name":"Udveg","start":"05:43","end":"07:28","startHours":29.71582362830431,"endHours":31.4741866017528,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:28","end":"08:28","startHours":7.4741866017527965,"endHours":8.474186601752796,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:28","end":"09:28","startHours":8.474186601752796,"endHours":9.474186601752796,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:28","end":"10:28","startHours":9.474186601752796,"endHours":10.474186601752796,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:28","end":"11:28","startHours":10.474186601752796,"endHours":11.474186601752796,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:28","end":"12:28","startHours":11.474186601752796,"endHours":12.474186601752796,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:28","end":"13:28","startHours":12.474186601752796,"endHours":13.474186601752796,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:28","end":"14:28","startHours":13.474186601752796,"endHours":14.474186601752796,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:28","end":"15:28","startHours":14.474186601752796,"endHours":15.474186601752796,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:28","end":"16:28","startHours":15.474186601752796,"endHours":16.4741866017528,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:28","end":"17:28","startHours":16.4741866017528,"endHours":17.4741866017528,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:28","end":"18:28","startHours":17.4741866017528,"endHours":18.4741866017528,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:28","end":"19:28","startHours":18.4741866017528,"endHours":19.4741866017528,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:28","end":"20:28","startHours":19.4741866017528,"endHours":20.4741866017528,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:28","end":"21:28","startHours":20.4741866017528,"endHours":21.4741866017528,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:28","end":"22:28","startHours":21.4741866017528,"endHours":22.4741866017528,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:28","end":"23:28","startHours":22.4741866017528,"endHours":23.4741866017528,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:28","end":"00:28","startHours":23.4741866017528,"endHours":24.4741866017528,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:28","end":"01:28","startHours":24.4741866017528,"endHours":25.4741866017528,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:28","end":"02:28","startHours":25.4741866017528,"endHours":26.4741866017528,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:28","end":"03:28","startHours":26.4741866017528,"endHours":27.4741866017528,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:28","end":"04:28","startHours":27.4741866017528,"endHours":28.4741866017528,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:28","end":"05:28","startHours":28.4741866017528,"endHours":29.4741866017528,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:28","end":"06:28","startHours":29.4741866017528,"endHours":30.4741866017528,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:28","end":"07:28","startHours":30.4741866017528,"endHours":31.4741866017528,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"North-West","rahuVasa":"South-West","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.42879766173034,"eotMinutes":1.851917522468745,"ayanamsa":25.9898}},"calendars":{"vikram_samvat":2209,"vikram_samvatsara":"Krodhana","saka_samvat":2074,"saka_samvatsara":"Paridhāvi","bengali_samvat":1559,"malayalam_era":1328,"nanakshahi_year":683,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","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":"Pauṣa Kṛṣṇa Navamī · Vikram 2209 Krodhana · Śaka 2074 Paridhāvi"},"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 20, 2152 CE · Phoenix, USA · Vidhyamitra","description":"December 20, 2152 CE for Phoenix, USA: Kṛṣṇa Navamī, sūryodaya 07:28, sūryāsta 17:24.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2152-12-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2152-12-20","sa":"https://sa.vidhyamitra.com/city/phoenix/2152-12-20","hi":"https://hi.vidhyamitra.com/city/phoenix/2152-12-20","x-default":"https://vidhyamitra.com/city/phoenix/2152-12-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T03:09:57.200Z","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":"2026-06-01T03:09:57.200Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T03:09:57.200Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}