{"id":"vidhyamitra:city-day:phoenix:2030-12-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2030-12-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2030-12-15","date_display":"December 15, 2030 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2030,"month":12,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462850.770833,"kali_year":5132,"ahargana":1874385.2708,"sun":{"sidereal_longitude":238.3404,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":117.9296,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":239.5892,"elapsed_within_tithi_degrees":11.5892},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4,"moon_longitude":117.9296,"elapsed_within_degrees":11.2629},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":356.27},"karana":{"half_tithi_index":39,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2030,"month":12,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2462850.770833,"ahargana":1874385.2708,"kali_year":5132,"ayanamsa_lahiri":24.2854,"grahas":{"sun":{"sidereal_longitude":238.80264699999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":114.430047,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false,"latitude":-4.2764},"mars":{"sidereal_longitude":168.66604699999993,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":240.21804700000007,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":227.45304699999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":252.09564699999999,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":39.62534699999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":226.0482,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":46.0482,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2030,"month":12,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462850.770833,"kali_year":5132,"ahargana":1874385.2708,"sun":{"sidereal_longitude":238.3404,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":117.9296,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":239.5892,"elapsed_within_tithi_degrees":11.5892},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4,"moon_longitude":117.9296,"elapsed_within_degrees":11.2629},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":356.27},"karana":{"half_tithi_index":39,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.276,"elongation":120.411},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.276,"opposition_distance":59.589}},"eclipse_window_40days":[{"offset_days":-5,"type":"lunar","occurs":true,"moon_latitude":-0.714,"opposition_distance":2.237}]},"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":"07:26","sunsetLocal":"17:23","solarNoonLocal":"12:24","dayLengthHours":9.951618156606571,"dayLengthDisplay":"9 Hours 57 Mins 06 Secs","nightLengthDisplay":"14 Hours 02 Mins 54 Secs","moonriseLocal":"21:22","moonsetLocal":"10:51","rahuKala":{"name":"Rāhu Kāla","start":"16:08","end":"17:23","startHours":16.133824558167927,"endHours":17.377776827743748,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:24","end":"13:39","startHours":12.401967749440463,"endHours":13.645920019016284,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:53","end":"16:08","startHours":14.889872288592105,"endHours":16.133824558167927,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:45","end":"10:05","startHours":9.74820290767871,"endHours":10.07992351289893,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:50","end":"08:06","startHours":7.8408094276624505,"endHours":8.106185911838626,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:04","end":"12:44","startHours":12.070247144220243,"endHours":12.733688354660682,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:06","end":"06:46","startHours":6.099276250256301,"endHours":6.762717460696739,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:36","end":"07:26","startHours":6.596857158086629,"endHours":7.426158671137177,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:04","end":"14:43","startHours":14.060570775541557,"endHours":14.724011985981994,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:11","end":"17:35","startHours":17.17777682774375,"endHours":17.577776827743747,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:23","end":"17:48","startHours":17.377776827743748,"endHours":17.79242758426902,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:08","end":"18:53","startHours":17.127776827743748,"endHours":18.877776827743748,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:04","end":"00:44","startHours":24.070247144220243,"endHours":24.733688354660682,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:26","end":"08:40","startHours":7.426158671137177,"endHours":8.670110940712998,"quality":"inauspicious"},{"name":"Chala","start":"08:40","end":"09:55","startHours":8.670110940712998,"endHours":9.91406321028882,"quality":"neutral"},{"name":"Labha","start":"09:55","end":"11:09","startHours":9.91406321028882,"endHours":11.158015479864641,"quality":"auspicious"},{"name":"Amṛta","start":"11:09","end":"12:24","startHours":11.158015479864641,"endHours":12.401967749440463,"quality":"auspicious"},{"name":"Kāla","start":"12:24","end":"13:39","startHours":12.401967749440463,"endHours":13.645920019016284,"quality":"inauspicious"},{"name":"Śubha","start":"13:39","end":"14:53","startHours":13.645920019016284,"endHours":14.889872288592105,"quality":"auspicious"},{"name":"Roga","start":"14:53","end":"16:08","startHours":14.889872288592105,"endHours":16.133824558167927,"quality":"inauspicious"},{"name":"Udveg","start":"16:08","end":"17:23","startHours":16.133824558167927,"endHours":17.377776827743748,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:23","end":"19:08","startHours":17.377776827743748,"endHours":19.133824558167927,"quality":"auspicious"},{"name":"Roga","start":"19:08","end":"20:53","startHours":19.133824558167927,"endHours":20.889872288592105,"quality":"inauspicious"},{"name":"Udveg","start":"20:53","end":"22:39","startHours":20.889872288592105,"endHours":22.645920019016284,"quality":"inauspicious"},{"name":"Chala","start":"22:39","end":"00:24","startHours":22.645920019016284,"endHours":24.401967749440463,"quality":"neutral"},{"name":"Labha","start":"00:24","end":"02:09","startHours":24.401967749440463,"endHours":26.15801547986464,"quality":"auspicious"},{"name":"Amṛta","start":"02:09","end":"03:55","startHours":26.15801547986464,"endHours":27.91406321028882,"quality":"auspicious"},{"name":"Kāla","start":"03:55","end":"05:40","startHours":27.91406321028882,"endHours":29.670110940713,"quality":"inauspicious"},{"name":"Śubha","start":"05:40","end":"07:26","startHours":29.670110940713,"endHours":31.426158671137177,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:26","end":"08:26","startHours":7.426158671137177,"endHours":8.426158671137177,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:26","end":"09:26","startHours":8.426158671137177,"endHours":9.426158671137177,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:26","end":"10:26","startHours":9.426158671137177,"endHours":10.426158671137177,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:26","end":"11:26","startHours":10.426158671137177,"endHours":11.426158671137177,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:26","end":"12:26","startHours":11.426158671137177,"endHours":12.426158671137177,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:26","end":"13:26","startHours":12.426158671137177,"endHours":13.426158671137177,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:26","end":"14:26","startHours":13.426158671137177,"endHours":14.426158671137177,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:26","end":"15:26","startHours":14.426158671137177,"endHours":15.426158671137177,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:26","end":"16:26","startHours":15.426158671137177,"endHours":16.426158671137177,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:26","end":"17:26","startHours":16.426158671137177,"endHours":17.426158671137177,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:26","end":"18:26","startHours":17.426158671137177,"endHours":18.426158671137177,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:26","end":"19:26","startHours":18.426158671137177,"endHours":19.426158671137177,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:26","end":"20:26","startHours":19.426158671137177,"endHours":20.426158671137177,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:26","end":"21:26","startHours":20.426158671137177,"endHours":21.426158671137177,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:26","end":"22:26","startHours":21.426158671137177,"endHours":22.426158671137177,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:26","end":"23:26","startHours":22.426158671137177,"endHours":23.426158671137177,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:26","end":"00:26","startHours":23.426158671137177,"endHours":24.426158671137177,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:26","end":"01:26","startHours":24.426158671137177,"endHours":25.426158671137177,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:26","end":"02:26","startHours":25.426158671137177,"endHours":26.426158671137177,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:26","end":"03:26","startHours":26.426158671137177,"endHours":27.426158671137177,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:26","end":"04:26","startHours":27.426158671137177,"endHours":28.426158671137177,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:26","end":"05:26","startHours":28.426158671137177,"endHours":29.426158671137177,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:26","end":"06:26","startHours":29.426158671137177,"endHours":30.426158671137177,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:26","end":"07:26","startHours":30.426158671137177,"endHours":31.426158671137177,"planetary_lord":"Jupiter"}],"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":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.256110646213894,"eotMinutes":4.177935033572184,"ayanamsa":24.2854}},"calendars":{"vikram_samvat":2087,"vikram_samvatsara":"Rudhirodgāri","saka_samvat":1952,"saka_samvatsara":"Sādhāraṇa","bengali_samvat":1437,"malayalam_era":1206,"nanakshahi_year":561,"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":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Pañcamī · Vikram 2087 Rudhirodgāri · Śaka 1952 Sādhāraṇa"},"festivals":[],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 15, 2030 CE · Phoenix, USA · Vidhyamitra","description":"December 15, 2030 CE for Phoenix, USA: Kṛṣṇa Pañcamī, sūryodaya 07:26, sūryāsta 17:23.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2030-12-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2030-12-15","sa":"https://sa.vidhyamitra.com/city/phoenix/2030-12-15","hi":"https://hi.vidhyamitra.com/city/phoenix/2030-12-15","x-default":"https://vidhyamitra.com/city/phoenix/2030-12-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-11T22:02:01.908Z","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":"2026-09-11T22:02:01.908Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-11T22:02:01.908Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}