{"id":"vidhyamitra:city-day:phoenix:2011-12-26:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2011-12-26","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2011-12-26","date_display":"December 26, 2011 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":2011,"month":12,"day":26,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455921.770833,"kali_year":5113,"ahargana":1867456.2708,"sun":{"sidereal_longitude":249.5506,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":267.6288,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":18.0782,"elapsed_within_tithi_degrees":6.0782},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1,"moon_longitude":267.6288,"elapsed_within_degrees":0.9622},"yoga":{"number":12,"name":"Dhruva","sum_longitude":157.1794},"karana":{"half_tithi_index":3,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2011,"month":12,"day":26,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455921.770833,"ahargana":1867456.2708,"kali_year":5113,"ayanamsa_lahiri":24.0204,"grahas":{"sun":{"sidereal_longitude":249.87218600000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"moon":{"sidereal_longitude":266.6381859999999,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false,"latitude":2.5437},"mars":{"sidereal_longitude":144.31268599999999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":228.02258600000005,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":6.190286000000015,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":true},"venus":{"sidereal_longitude":282.32058600000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":183.60258599999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":233.1799,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":53.1799,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"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":2011,"month":12,"day":26,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455921.770833,"kali_year":5113,"ahargana":1867456.2708,"sun":{"sidereal_longitude":249.5506,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":267.6288,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":18.0782,"elapsed_within_tithi_degrees":6.0782},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1,"moon_longitude":267.6288,"elapsed_within_degrees":0.9622},"yoga":{"number":12,"name":"Dhruva","sum_longitude":157.1794},"karana":{"half_tithi_index":3,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.544,"elongation":18.078},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.544,"opposition_distance":161.922}},"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":"07:31","sunsetLocal":"17:27","solarNoonLocal":"12:29","dayLengthHours":9.938420466643798,"dayLengthDisplay":"9 Hours 56 Mins 18 Secs","nightLengthDisplay":"14 Hours 03 Mins 42 Secs","moonriseLocal":"08:35","moonsetLocal":"18:38","rahuKala":{"name":"Rāhu Kāla","start":"08:46","end":"10:00","startHours":8.760692530515648,"endHours":10.002995088846122,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:15","end":"12:29","startHours":11.245297647176596,"endHours":12.487600205507071,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:44","end":"14:58","startHours":13.729902763837547,"endHours":14.972205322168021,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:50","end":"10:10","startHours":9.837354747735393,"endHours":10.168635429956852,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:56","end":"08:12","startHours":7.932490824961997,"endHours":8.197515370739165,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:49","startHours":12.156319523285612,"endHours":12.81888088772853,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:12","end":"06:51","startHours":6.193267243299332,"endHours":6.855828607742253,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:41","end":"07:31","startHours":6.690188266631522,"endHours":7.518389972185172,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"14:48","startHours":14.144003616614372,"endHours":14.806564981057292,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:15","end":"17:39","startHours":17.25681043882897,"endHours":17.65681043882897,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:27","end":"17:52","startHours":17.45681043882897,"endHours":17.870911291605797,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:12","end":"18:57","startHours":17.20681043882897,"endHours":18.95681043882897,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:49","startHours":24.15631952328561,"endHours":24.818880887728533,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:31","end":"08:46","startHours":7.518389972185172,"endHours":8.760692530515648,"quality":"auspicious"},{"name":"Kāla","start":"08:46","end":"10:00","startHours":8.760692530515648,"endHours":10.002995088846122,"quality":"inauspicious"},{"name":"Śubha","start":"10:00","end":"11:15","startHours":10.002995088846122,"endHours":11.245297647176596,"quality":"auspicious"},{"name":"Roga","start":"11:15","end":"12:29","startHours":11.245297647176596,"endHours":12.487600205507071,"quality":"inauspicious"},{"name":"Udveg","start":"12:29","end":"13:44","startHours":12.487600205507071,"endHours":13.729902763837547,"quality":"inauspicious"},{"name":"Chala","start":"13:44","end":"14:58","startHours":13.729902763837547,"endHours":14.972205322168021,"quality":"neutral"},{"name":"Labha","start":"14:58","end":"16:13","startHours":14.972205322168021,"endHours":16.214507880498495,"quality":"auspicious"},{"name":"Amṛta","start":"16:13","end":"17:27","startHours":16.214507880498495,"endHours":17.45681043882897,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:27","end":"19:13","startHours":17.45681043882897,"endHours":19.214507880498495,"quality":"neutral"},{"name":"Labha","start":"19:13","end":"20:58","startHours":19.214507880498495,"endHours":20.972205322168023,"quality":"auspicious"},{"name":"Amṛta","start":"20:58","end":"22:44","startHours":20.972205322168023,"endHours":22.729902763837547,"quality":"auspicious"},{"name":"Kāla","start":"22:44","end":"00:29","startHours":22.729902763837547,"endHours":24.48760020550707,"quality":"inauspicious"},{"name":"Śubha","start":"00:29","end":"02:15","startHours":24.48760020550707,"endHours":26.245297647176596,"quality":"auspicious"},{"name":"Roga","start":"02:15","end":"04:00","startHours":26.245297647176596,"endHours":28.00299508884612,"quality":"inauspicious"},{"name":"Udveg","start":"04:00","end":"05:46","startHours":28.00299508884612,"endHours":29.760692530515648,"quality":"inauspicious"},{"name":"Chala","start":"05:46","end":"07:31","startHours":29.760692530515648,"endHours":31.518389972185172,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:31","end":"08:31","startHours":7.518389972185172,"endHours":8.518389972185172,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:31","end":"09:31","startHours":8.518389972185172,"endHours":9.518389972185172,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:31","end":"10:31","startHours":9.518389972185172,"endHours":10.518389972185172,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:31","end":"11:31","startHours":10.518389972185172,"endHours":11.518389972185172,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:31","end":"12:31","startHours":11.518389972185172,"endHours":12.518389972185172,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:31","end":"13:31","startHours":12.518389972185172,"endHours":13.518389972185172,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:31","end":"14:31","startHours":13.518389972185172,"endHours":14.518389972185172,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:31","end":"15:31","startHours":14.518389972185172,"endHours":15.518389972185172,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:31","end":"16:31","startHours":15.518389972185172,"endHours":16.518389972185172,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:31","end":"17:31","startHours":16.518389972185172,"endHours":17.518389972185172,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:31","end":"18:31","startHours":17.518389972185172,"endHours":18.518389972185172,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:31","end":"19:31","startHours":18.518389972185172,"endHours":19.518389972185172,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:31","end":"20:31","startHours":19.518389972185172,"endHours":20.518389972185172,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:31","end":"21:31","startHours":20.518389972185172,"endHours":21.518389972185172,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:31","end":"22:31","startHours":21.518389972185172,"endHours":22.518389972185172,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:31","end":"23:31","startHours":22.518389972185172,"endHours":23.518389972185172,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:31","end":"00:31","startHours":23.518389972185172,"endHours":24.518389972185172,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:31","end":"01:31","startHours":24.518389972185172,"endHours":25.518389972185172,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:31","end":"02:31","startHours":25.518389972185172,"endHours":26.518389972185172,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:31","end":"03:31","startHours":26.518389972185172,"endHours":27.518389972185172,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:31","end":"04:31","startHours":27.518389972185172,"endHours":28.518389972185172,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:31","end":"05:31","startHours":28.518389972185172,"endHours":29.518389972185172,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:31","end":"06:31","startHours":29.518389972185172,"endHours":30.518389972185172,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:31","end":"07:31","startHours":30.518389972185172,"endHours":31.518389972185172,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","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":"East (Pūrva)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-23.37921419723071,"eotMinutes":-0.9600123304242594,"ayanamsa":24.0204}},"calendars":{"vikram_samvat":2068,"vikram_samvatsara":"Krodhi","saka_samvat":1933,"saka_samvatsara":"Khara","bengali_samvat":1418,"malayalam_era":1187,"nanakshahi_year":542,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Dvitīyā · Vikram 2068 Krodhi · Śaka 1933 Khara"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":5}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 26, 2011 CE · Phoenix, USA · Vidhyamitra","description":"December 26, 2011 CE for Phoenix, USA: Śukla Dvitīyā, sūryodaya 07:31, sūryāsta 17:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2011-12-26","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2011-12-26","sa":"https://sa.vidhyamitra.com/city/phoenix/2011-12-26","hi":"https://hi.vidhyamitra.com/city/phoenix/2011-12-26","x-default":"https://vidhyamitra.com/city/phoenix/2011-12-26"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T15:58:12.832Z","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":"2026-05-15T15:58:12.832Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T15:58:12.832Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}