{"id":"vidhyamitra:city-day:phoenix:2026-04-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2026-04-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2026-04-12","date_display":"April 12, 2026 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":2026,"month":4,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461142.770833,"kali_year":5127,"ahargana":1872677.2708,"sun":{"sidereal_longitude":358.0157,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":290.4602,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":292.4446,"elapsed_within_tithi_degrees":4.4446},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4,"moon_longitude":290.4602,"elapsed_within_degrees":10.4602},"yoga":{"number":22,"name":"Sādhya","sum_longitude":288.4759},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"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":2026,"month":4,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2461142.770833,"ahargana":1872677.2708,"kali_year":5127,"ayanamsa_lahiri":24.2201,"grahas":{"sun":{"sidereal_longitude":357.935705,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":288.7535049999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false,"latitude":-1.9771},"mars":{"sidereal_longitude":337.100705,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":331.18350499999997,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":82.27820500000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"venus":{"sidereal_longitude":20.64140500000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":342.773305,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":316.5462,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":136.5462,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","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":2026,"month":4,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461142.770833,"kali_year":5127,"ahargana":1872677.2708,"sun":{"sidereal_longitude":358.0157,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":290.4602,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":292.4446,"elapsed_within_tithi_degrees":4.4446},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4,"moon_longitude":290.4602,"elapsed_within_degrees":10.4602},"yoga":{"number":22,"name":"Sādhya","sum_longitude":288.4759},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.977,"elongation":67.555},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.977,"opposition_distance":112.445}},"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":"06:02","sunsetLocal":"18:56","solarNoonLocal":"12:29","dayLengthHours":12.902348094208138,"dayLengthDisplay":"12 Hours 54 Mins 08 Secs","nightLengthDisplay":"11 Hours 05 Mins 52 Secs","moonriseLocal":"02:36","moonsetLocal":"13:09","rahuKala":{"name":"Rāhu Kāla","start":"17:20","end":"18:56","startHours":17.327372221320402,"endHours":18.94016573309642,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:29","end":"14:06","startHours":12.488991685992353,"endHours":14.10178519776837,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:43","end":"17:20","startHours":15.714578709544387,"endHours":17.327372221320402,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:03","end":"09:29","startHours":9.048365527536848,"endHours":9.478443797343786,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:35","end":"06:55","startHours":6.575415476146955,"endHours":6.919478091992506,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:04","end":"12:55","startHours":12.058913416185415,"endHours":12.91906995579929,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:19","end":"05:11","startHours":4.317504559660532,"endHours":5.177661099274407,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:58","end":"06:02","startHours":4.962621964370938,"endHours":6.037817638888283,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:38","end":"15:30","startHours":14.639383035027041,"endHours":15.499539574640917,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:44","end":"19:08","startHours":18.740165733096422,"endHours":19.14016573309642,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:56","end":"19:29","startHours":18.94016573309642,"endHours":19.477763570355094,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:41","end":"20:26","startHours":18.69016573309642,"endHours":20.44016573309642,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:04","end":"00:55","startHours":24.058913416185415,"endHours":24.91906995579929,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:02","end":"07:39","startHours":6.037817638888283,"endHours":7.6506111506643,"quality":"inauspicious"},{"name":"Chala","start":"07:39","end":"09:16","startHours":7.6506111506643,"endHours":9.263404662440317,"quality":"neutral"},{"name":"Labha","start":"09:16","end":"10:53","startHours":9.263404662440317,"endHours":10.876198174216334,"quality":"auspicious"},{"name":"Amṛta","start":"10:53","end":"12:29","startHours":10.876198174216334,"endHours":12.488991685992353,"quality":"auspicious"},{"name":"Kāla","start":"12:29","end":"14:06","startHours":12.488991685992353,"endHours":14.10178519776837,"quality":"inauspicious"},{"name":"Śubha","start":"14:06","end":"15:43","startHours":14.10178519776837,"endHours":15.714578709544387,"quality":"auspicious"},{"name":"Roga","start":"15:43","end":"17:20","startHours":15.714578709544387,"endHours":17.327372221320402,"quality":"inauspicious"},{"name":"Udveg","start":"17:20","end":"18:56","startHours":17.327372221320402,"endHours":18.94016573309642,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:56","end":"20:20","startHours":18.94016573309642,"endHours":20.327372221320402,"quality":"auspicious"},{"name":"Roga","start":"20:20","end":"21:43","startHours":20.327372221320402,"endHours":21.714578709544387,"quality":"inauspicious"},{"name":"Udveg","start":"21:43","end":"23:06","startHours":21.714578709544387,"endHours":23.10178519776837,"quality":"inauspicious"},{"name":"Chala","start":"23:06","end":"00:29","startHours":23.10178519776837,"endHours":24.488991685992353,"quality":"neutral"},{"name":"Labha","start":"00:29","end":"01:53","startHours":24.488991685992353,"endHours":25.876198174216334,"quality":"auspicious"},{"name":"Amṛta","start":"01:53","end":"03:16","startHours":25.876198174216334,"endHours":27.263404662440315,"quality":"auspicious"},{"name":"Kāla","start":"03:16","end":"04:39","startHours":27.263404662440315,"endHours":28.6506111506643,"quality":"inauspicious"},{"name":"Śubha","start":"04:39","end":"06:02","startHours":28.6506111506643,"endHours":30.037817638888285,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:02","end":"07:02","startHours":6.037817638888283,"endHours":7.037817638888283,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:02","end":"08:02","startHours":7.037817638888283,"endHours":8.037817638888283,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:02","end":"09:02","startHours":8.037817638888283,"endHours":9.037817638888283,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:02","end":"10:02","startHours":9.037817638888283,"endHours":10.037817638888283,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:02","end":"11:02","startHours":10.037817638888283,"endHours":11.037817638888283,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:02","end":"12:02","startHours":11.037817638888283,"endHours":12.037817638888283,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:02","end":"13:02","startHours":12.037817638888283,"endHours":13.037817638888283,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:02","end":"14:02","startHours":13.037817638888283,"endHours":14.037817638888283,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:02","end":"15:02","startHours":14.037817638888283,"endHours":15.037817638888283,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:02","end":"16:02","startHours":15.037817638888283,"endHours":16.037817638888285,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:02","end":"17:02","startHours":16.037817638888285,"endHours":17.037817638888285,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:02","end":"18:02","startHours":17.037817638888285,"endHours":18.037817638888285,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:02","end":"19:02","startHours":18.037817638888285,"endHours":19.037817638888285,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:02","end":"20:02","startHours":19.037817638888285,"endHours":20.037817638888285,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:02","end":"21:02","startHours":20.037817638888285,"endHours":21.037817638888285,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:02","end":"22:02","startHours":21.037817638888285,"endHours":22.037817638888285,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:02","end":"23:02","startHours":22.037817638888285,"endHours":23.037817638888285,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:02","end":"00:02","startHours":23.037817638888285,"endHours":24.037817638888285,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:02","end":"01:02","startHours":24.037817638888285,"endHours":25.037817638888285,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:02","end":"02:02","startHours":25.037817638888285,"endHours":26.037817638888285,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:02","end":"03:02","startHours":26.037817638888285,"endHours":27.037817638888285,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:02","end":"04:02","startHours":27.037817638888285,"endHours":28.037817638888285,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:02","end":"05:02","startHours":28.037817638888285,"endHours":29.037817638888285,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:02","end":"06:02","startHours":29.037817638888285,"endHours":30.037817638888285,"planetary_lord":"Jupiter"}],"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","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Mausala","quality":"Inauspicious"},"drikRitu":"Vasanta (Spring) (Drik)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":8.626663072706805,"eotMinutes":-1.043501159541278,"ayanamsa":24.2201}},"calendars":{"vikram_samvat":2083,"vikram_samvatsara":"Siddhārthī","saka_samvat":1948,"saka_samvatsara":"Parābhava","bengali_samvat":1433,"malayalam_era":1202,"nanakshahi_year":557,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Kṛṣṇa Pakṣa","solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Kṛṣṇa Daśamī · Vikram 2083 Siddhārthī · Śaka 1948 Parābhava"},"festivals":[{"id":"mina-sankranti","name":"Mīna Saṅkrānti","name_sanskrit":"मीन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Pisces; Mīna-māsa begins.","vrata":false,"detection":{"sun_rashi":"Mīna"},"precedence":5}],"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 April 12, 2026 CE · Phoenix, USA · Vidhyamitra","description":"April 12, 2026 CE for Phoenix, USA: Kṛṣṇa Daśamī, sūryodaya 06:02, sūryāsta 18:56.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2026-04-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2026-04-12","sa":"https://sa.vidhyamitra.com/city/phoenix/2026-04-12","hi":"https://hi.vidhyamitra.com/city/phoenix/2026-04-12","x-default":"https://vidhyamitra.com/city/phoenix/2026-04-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T20:35:09.476Z","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":"2026-05-14T20:35:09.476Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T20:35:09.476Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}