{"id":"vidhyamitra:city-day:phoenix:2037-12-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2037-12-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2037-12-01","date_display":"December 1, 2037 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":2037,"month":12,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2465393.770833,"kali_year":5139,"ahargana":1876928.2708,"sun":{"sidereal_longitude":224.2024,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":146.4198,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":282.2173,"elapsed_within_tithi_degrees":6.2173},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4,"moon_longitude":146.4198,"elapsed_within_degrees":13.0865},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":10.6222},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2037,"month":12,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2465393.770833,"ahargana":1876928.2708,"kali_year":5139,"ayanamsa_lahiri":24.3827,"grahas":{"sun":{"sidereal_longitude":224.79578500000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":145.10168499999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false,"latitude":3.69},"mars":{"sidereal_longitude":28.536985000000016,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":240.11938499999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":94.06278500000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":true},"venus":{"sidereal_longitude":263.3197849999999,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":true},"saturn":{"sidereal_longitude":140.69588499999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":91.3078,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":271.3078,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","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":2037,"month":12,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2465393.770833,"kali_year":5139,"ahargana":1876928.2708,"sun":{"sidereal_longitude":224.2024,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":146.4198,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":282.2173,"elapsed_within_tithi_degrees":6.2173},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4,"moon_longitude":146.4198,"elapsed_within_degrees":13.0865},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":10.6222},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.69,"elongation":77.783},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.69,"opposition_distance":102.217}},"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":"07:15","sunsetLocal":"17:21","solarNoonLocal":"12:18","dayLengthHours":10.103018347769556,"dayLengthDisplay":"10 Hours 06 Mins 11 Secs","nightLengthDisplay":"13 Hours 53 Mins 49 Secs","moonriseLocal":"00:46","moonsetLocal":"13:13","rahuKala":{"name":"Rāhu Kāla","start":"14:50","end":"16:05","startHours":14.828503743602383,"endHours":16.091381037073575,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:47","end":"11:02","startHours":9.776994569717605,"endHours":11.039871863188798,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:18","end":"13:34","startHours":12.302749156659992,"endHours":13.565626450131187,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:37","end":"09:57","startHours":9.60861093058811,"endHours":9.945378208847096,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:40","end":"07:56","startHours":7.672199080598946,"endHours":7.941612903206134,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:58","end":"12:38","startHours":11.965981878401006,"endHours":12.639516434918978,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:54","end":"06:35","startHours":5.904170869739274,"endHours":6.5777054262572445,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:25","end":"07:15","startHours":6.409321787127752,"endHours":7.251239982775215,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:59","end":"14:40","startHours":13.986585547954919,"endHours":14.660120104472888,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:09","end":"17:33","startHours":17.15425833054477,"endHours":17.55425833054477,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:21","end":"17:47","startHours":17.35425833054477,"endHours":17.775217428368503,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:06","end":"18:51","startHours":17.10425833054477,"endHours":18.85425833054477,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:58","end":"00:38","startHours":23.965981878401006,"endHours":24.639516434918978,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"07:15","end":"08:31","startHours":7.251239982775215,"endHours":8.51411727624641,"quality":"inauspicious"},{"name":"Udveg","start":"08:31","end":"09:47","startHours":8.51411727624641,"endHours":9.776994569717605,"quality":"inauspicious"},{"name":"Chala","start":"09:47","end":"11:02","startHours":9.776994569717605,"endHours":11.039871863188798,"quality":"neutral"},{"name":"Labha","start":"11:02","end":"12:18","startHours":11.039871863188798,"endHours":12.302749156659992,"quality":"auspicious"},{"name":"Amṛta","start":"12:18","end":"13:34","startHours":12.302749156659992,"endHours":13.565626450131187,"quality":"auspicious"},{"name":"Kāla","start":"13:34","end":"14:50","startHours":13.565626450131187,"endHours":14.828503743602383,"quality":"inauspicious"},{"name":"Śubha","start":"14:50","end":"16:05","startHours":14.828503743602383,"endHours":16.091381037073575,"quality":"auspicious"},{"name":"Roga","start":"16:05","end":"17:21","startHours":16.091381037073575,"endHours":17.35425833054477,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:21","end":"19:05","startHours":17.35425833054477,"endHours":19.091381037073575,"quality":"inauspicious"},{"name":"Śubha","start":"19:05","end":"20:50","startHours":19.091381037073575,"endHours":20.828503743602383,"quality":"auspicious"},{"name":"Roga","start":"20:50","end":"22:34","startHours":20.828503743602383,"endHours":22.565626450131187,"quality":"inauspicious"},{"name":"Udveg","start":"22:34","end":"00:18","startHours":22.565626450131187,"endHours":24.302749156659992,"quality":"inauspicious"},{"name":"Chala","start":"00:18","end":"02:02","startHours":24.302749156659992,"endHours":26.039871863188797,"quality":"neutral"},{"name":"Labha","start":"02:02","end":"03:47","startHours":26.039871863188797,"endHours":27.7769945697176,"quality":"auspicious"},{"name":"Amṛta","start":"03:47","end":"05:31","startHours":27.7769945697176,"endHours":29.51411727624641,"quality":"auspicious"},{"name":"Kāla","start":"05:31","end":"07:15","startHours":29.51411727624641,"endHours":31.251239982775214,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:15","end":"08:15","startHours":7.251239982775215,"endHours":8.251239982775214,"planetary_lord":"Mars"},{"name":"Hora 2","start":"08:15","end":"09:15","startHours":8.251239982775214,"endHours":9.251239982775214,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"09:15","end":"10:15","startHours":9.251239982775214,"endHours":10.251239982775214,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"10:15","end":"11:15","startHours":10.251239982775214,"endHours":11.251239982775214,"planetary_lord":"Moon"},{"name":"Hora 5","start":"11:15","end":"12:15","startHours":11.251239982775214,"endHours":12.251239982775214,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"12:15","end":"13:15","startHours":12.251239982775214,"endHours":13.251239982775214,"planetary_lord":"Venus"},{"name":"Hora 7","start":"13:15","end":"14:15","startHours":13.251239982775214,"endHours":14.251239982775214,"planetary_lord":"Sun"},{"name":"Hora 8","start":"14:15","end":"15:15","startHours":14.251239982775214,"endHours":15.251239982775214,"planetary_lord":"Mars"},{"name":"Hora 9","start":"15:15","end":"16:15","startHours":15.251239982775214,"endHours":16.251239982775214,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"16:15","end":"17:15","startHours":16.251239982775214,"endHours":17.251239982775214,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"17:15","end":"18:15","startHours":17.251239982775214,"endHours":18.251239982775214,"planetary_lord":"Moon"},{"name":"Hora 12","start":"18:15","end":"19:15","startHours":18.251239982775214,"endHours":19.251239982775214,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"19:15","end":"20:15","startHours":19.251239982775214,"endHours":20.251239982775214,"planetary_lord":"Venus"},{"name":"Hora 14","start":"20:15","end":"21:15","startHours":20.251239982775214,"endHours":21.251239982775214,"planetary_lord":"Sun"},{"name":"Hora 15","start":"21:15","end":"22:15","startHours":21.251239982775214,"endHours":22.251239982775214,"planetary_lord":"Mars"},{"name":"Hora 16","start":"22:15","end":"23:15","startHours":22.251239982775214,"endHours":23.251239982775214,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"23:15","end":"00:15","startHours":23.251239982775214,"endHours":24.251239982775214,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"00:15","end":"01:15","startHours":24.251239982775214,"endHours":25.251239982775214,"planetary_lord":"Moon"},{"name":"Hora 19","start":"01:15","end":"02:15","startHours":25.251239982775214,"endHours":26.251239982775214,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"02:15","end":"03:15","startHours":26.251239982775214,"endHours":27.251239982775214,"planetary_lord":"Venus"},{"name":"Hora 21","start":"03:15","end":"04:15","startHours":27.251239982775214,"endHours":28.251239982775214,"planetary_lord":"Sun"},{"name":"Hora 22","start":"04:15","end":"05:15","startHours":28.251239982775214,"endHours":29.251239982775214,"planetary_lord":"Mars"},{"name":"Hora 23","start":"05:15","end":"06:15","startHours":29.251239982775214,"endHours":30.251239982775214,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"06:15","end":"07:15","startHours":30.251239982775214,"endHours":31.251239982775214,"planetary_lord":"Saturn"}],"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","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"West","rahuVasa":"North","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-21.824044984145022,"eotMinutes":10.131050600400467,"ayanamsa":24.3827}},"calendars":{"vikram_samvat":2094,"vikram_samvatsara":"Pramoda","saka_samvat":1959,"saka_samvatsara":"Piṅgala","bengali_samvat":1444,"malayalam_era":1213,"nanakshahi_year":568,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Kṛṣṇa Pakṣa","solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Kṛṣṇa Navamī · Vikram 2094 Pramoda · Śaka 1959 Piṅgala"},"festivals":[{"id":"vrischika-sankranti","name":"Vṛścika Saṅkrānti","name_sanskrit":"वृश्चिक सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Scorpio.","vrata":false,"detection":{"sun_rashi":"Vṛścika"},"precedence":5}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 1, 2037 CE · Phoenix, USA · Vidhyamitra","description":"December 1, 2037 CE for Phoenix, USA: Kṛṣṇa Navamī, sūryodaya 07:15, sūryāsta 17:21.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2037-12-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2037-12-01","sa":"https://sa.vidhyamitra.com/city/phoenix/2037-12-01","hi":"https://hi.vidhyamitra.com/city/phoenix/2037-12-01","x-default":"https://vidhyamitra.com/city/phoenix/2037-12-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T12:48:52.609Z","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":"2026-05-15T12:48:52.609Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T12:48:52.609Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}