{"id":"vidhyamitra:city-day:phoenix:1925-01-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/1925-01-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1925-01-16","date_display":"January 16, 1925 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":1925,"month":1,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2424166.770833,"kali_year":5026,"ahargana":1835701.2708,"sun":{"sidereal_longitude":272.6863,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":162.6185,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":249.9322,"elapsed_within_tithi_degrees":9.9322},"nakshatra":{"number":13,"name":"Hasta","pada":1,"moon_longitude":162.6185,"elapsed_within_degrees":2.6185},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":75.3049},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1925,"month":1,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2424166.770833,"ahargana":1835701.2708,"kali_year":5026,"ayanamsa_lahiri":22.8059,"grahas":{"sun":{"sidereal_longitude":272.60816,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":159.07155999999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false,"latitude":3.2845},"mars":{"sidereal_longitude":355.27966,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":249.61036000000001,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":255.42615999999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":249.64175999999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":200.56266000000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":115.7127,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":295.7127,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":1925,"month":1,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2424166.770833,"kali_year":5026,"ahargana":1835701.2708,"sun":{"sidereal_longitude":272.6863,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":162.6185,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":249.9322,"elapsed_within_tithi_degrees":9.9322},"nakshatra":{"number":13,"name":"Hasta","pada":1,"moon_longitude":162.6185,"elapsed_within_degrees":2.6185},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":75.3049},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.284,"elongation":110.068},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.284,"opposition_distance":69.932}},"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":"07:33","sunsetLocal":"17:43","solarNoonLocal":"12:38","dayLengthHours":10.182921178248122,"dayLengthDisplay":"10 Hours 10 Mins 59 Secs","nightLengthDisplay":"13 Hours 49 Mins 01 Secs","moonriseLocal":"23:03","moonsetLocal":"11:05","rahuKala":{"name":"Rāhu Kāla","start":"11:22","end":"12:38","startHours":11.360283211748612,"endHours":12.633148359029626,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:11","end":"16:27","startHours":15.178878653591656,"endHours":16.451743800872674,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:49","end":"10:05","startHours":8.814552917186582,"endHours":10.087418064467595,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:55","end":"10:15","startHours":9.917702711496794,"endHours":10.257133417438398,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:58","end":"08:14","startHours":7.965976152332571,"endHours":8.237520717085854,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:18","end":"12:58","startHours":12.293717653088022,"endHours":12.97257906497123,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:11","end":"06:52","startHours":6.183964946139149,"endHours":6.862826358022358,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:42","end":"07:33","startHours":6.693111005051556,"endHours":7.5416877699055656,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:20","end":"15:01","startHours":14.330301888737647,"endHours":15.009163300620855,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:31","end":"17:55","startHours":17.524608948153688,"endHours":17.924608948153686,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:43","end":"18:09","startHours":17.724608948153687,"endHours":18.14889733058069,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:28","end":"19:13","startHours":17.474608948153687,"endHours":19.224608948153687,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:18","end":"00:58","startHours":24.29371765308802,"endHours":24.97257906497123,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:33","end":"08:49","startHours":7.5416877699055656,"endHours":8.814552917186582,"quality":"neutral"},{"name":"Labha","start":"08:49","end":"10:05","startHours":8.814552917186582,"endHours":10.087418064467595,"quality":"auspicious"},{"name":"Amṛta","start":"10:05","end":"11:22","startHours":10.087418064467595,"endHours":11.360283211748612,"quality":"auspicious"},{"name":"Kāla","start":"11:22","end":"12:38","startHours":11.360283211748612,"endHours":12.633148359029626,"quality":"inauspicious"},{"name":"Śubha","start":"12:38","end":"13:54","startHours":12.633148359029626,"endHours":13.906013506310643,"quality":"auspicious"},{"name":"Roga","start":"13:54","end":"15:11","startHours":13.906013506310643,"endHours":15.178878653591656,"quality":"inauspicious"},{"name":"Udveg","start":"15:11","end":"16:27","startHours":15.178878653591656,"endHours":16.451743800872674,"quality":"inauspicious"},{"name":"Chala","start":"16:27","end":"17:43","startHours":16.451743800872674,"endHours":17.724608948153687,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:43","end":"19:27","startHours":17.724608948153687,"endHours":19.45174380087267,"quality":"inauspicious"},{"name":"Udveg","start":"19:27","end":"21:11","startHours":19.45174380087267,"endHours":21.178878653591656,"quality":"inauspicious"},{"name":"Chala","start":"21:11","end":"22:54","startHours":21.178878653591656,"endHours":22.906013506310643,"quality":"neutral"},{"name":"Labha","start":"22:54","end":"00:38","startHours":22.906013506310643,"endHours":24.633148359029626,"quality":"auspicious"},{"name":"Amṛta","start":"00:38","end":"02:22","startHours":24.633148359029626,"endHours":26.36028321174861,"quality":"auspicious"},{"name":"Kāla","start":"02:22","end":"04:05","startHours":26.36028321174861,"endHours":28.087418064467595,"quality":"inauspicious"},{"name":"Śubha","start":"04:05","end":"05:49","startHours":28.087418064467595,"endHours":29.81455291718658,"quality":"auspicious"},{"name":"Roga","start":"05:49","end":"07:33","startHours":29.81455291718658,"endHours":31.541687769905565,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:33","end":"08:33","startHours":7.5416877699055656,"endHours":8.541687769905565,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:33","end":"09:33","startHours":8.541687769905565,"endHours":9.541687769905565,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:33","end":"10:33","startHours":9.541687769905565,"endHours":10.541687769905565,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:33","end":"11:33","startHours":10.541687769905565,"endHours":11.541687769905565,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:33","end":"12:33","startHours":11.541687769905565,"endHours":12.541687769905565,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:33","end":"13:33","startHours":12.541687769905565,"endHours":13.541687769905565,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:33","end":"14:33","startHours":13.541687769905565,"endHours":14.541687769905565,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:33","end":"15:33","startHours":14.541687769905565,"endHours":15.541687769905565,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:33","end":"16:33","startHours":15.541687769905565,"endHours":16.541687769905565,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:33","end":"17:33","startHours":16.541687769905565,"endHours":17.541687769905565,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:33","end":"18:33","startHours":17.541687769905565,"endHours":18.541687769905565,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:33","end":"19:33","startHours":18.541687769905565,"endHours":19.541687769905565,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:33","end":"20:33","startHours":19.541687769905565,"endHours":20.541687769905565,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:33","end":"21:33","startHours":20.541687769905565,"endHours":21.541687769905565,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:33","end":"22:33","startHours":21.541687769905565,"endHours":22.541687769905565,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:33","end":"23:33","startHours":22.541687769905565,"endHours":23.541687769905565,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:33","end":"00:33","startHours":23.541687769905565,"endHours":24.541687769905565,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:33","end":"01:33","startHours":24.541687769905565,"endHours":25.541687769905565,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:33","end":"02:33","startHours":25.541687769905565,"endHours":26.541687769905565,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:33","end":"03:33","startHours":26.541687769905565,"endHours":27.541687769905565,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:33","end":"04:33","startHours":27.541687769905565,"endHours":28.541687769905565,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:33","end":"05:33","startHours":28.541687769905565,"endHours":29.541687769905565,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:33","end":"06:33","startHours":29.541687769905565,"endHours":30.541687769905565,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:33","end":"07:33","startHours":30.541687769905565,"endHours":31.541687769905565,"planetary_lord":"Mars"}],"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":"West (Paścim)","chandraVasa":"North-West","rahuVasa":"South-East","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-21.0537682335905,"eotMinutes":-9.692901541777706,"ayanamsa":22.8059}},"calendars":{"vikram_samvat":1982,"vikram_samvatsara":"Bahudhānya","saka_samvat":1847,"saka_samvatsara":"Krodhana","bengali_samvat":1332,"malayalam_era":1101,"nanakshahi_year":456,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Ṣaṣṭhī · Vikram 1982 Bahudhānya · Śaka 1847 Krodhana"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 January 16, 1925 CE · Phoenix, USA · Vidhyamitra","description":"January 16, 1925 CE for Phoenix, USA: Kṛṣṇa Ṣaṣṭhī, sūryodaya 07:33, sūryāsta 17:43.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/1925-01-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/1925-01-16","sa":"https://sa.vidhyamitra.com/city/phoenix/1925-01-16","hi":"https://hi.vidhyamitra.com/city/phoenix/1925-01-16","x-default":"https://vidhyamitra.com/city/phoenix/1925-01-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-25T04:37:55.493Z","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":"2026-05-25T04:37:55.493Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-25T04:37:55.493Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}