{"id":"vidhyamitra:city-day:phoenix:2017-01-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2017-01-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2017-01-04","date_display":"January 4, 2017 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":2017,"month":1,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457757.770833,"kali_year":5118,"ahargana":1869292.2708,"sun":{"sidereal_longitude":259.5289,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":329.3555,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":69.8266,"elapsed_within_tithi_degrees":9.8266},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3,"moon_longitude":329.3555,"elapsed_within_degrees":9.3555},"yoga":{"number":18,"name":"Varīyān","sum_longitude":228.8844},"karana":{"half_tithi_index":11,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2017,"month":1,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457757.770833,"ahargana":1869292.2708,"kali_year":5118,"ayanamsa_lahiri":24.0906,"grahas":{"sun":{"sidereal_longitude":259.77573699999994,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":327.299137,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false,"latitude":-1.0461},"mars":{"sidereal_longitude":317.47593700000004,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":245.931237,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":176.856537,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":306.43013700000006,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":237.43413699999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":135.8998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":315.8998,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"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":2017,"month":1,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457757.770833,"kali_year":5118,"ahargana":1869292.2708,"sun":{"sidereal_longitude":259.5289,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":329.3555,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":69.8266,"elapsed_within_tithi_degrees":9.8266},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3,"moon_longitude":329.3555,"elapsed_within_degrees":9.3555},"yoga":{"number":18,"name":"Varīyān","sum_longitude":228.8844},"karana":{"half_tithi_index":11,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.046,"elongation":69.827},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.046,"opposition_distance":110.173}},"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":"17:34","solarNoonLocal":"12:33","dayLengthHours":10.009318238190836,"dayLengthDisplay":"10 Hours 00 Mins 34 Secs","nightLengthDisplay":"13 Hours 59 Mins 26 Secs","moonriseLocal":"11:10","moonsetLocal":"22:57","rahuKala":{"name":"Rāhu Kāla","start":"12:33","end":"13:48","startHours":12.555331781089102,"endHours":13.806496560862957,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:48","end":"10:03","startHours":8.801837441767539,"endHours":10.053002221541394,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:18","end":"12:33","startHours":11.304167001315248,"endHours":12.555331781089102,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:53","end":"10:13","startHours":9.886180250904879,"endHours":10.219824192177906,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:58","end":"08:14","startHours":7.967727588584969,"endHours":8.234642741603391,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:13","end":"12:53","startHours":12.221687839816074,"endHours":12.88897572236213,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:13","end":"06:53","startHours":6.216096896901573,"endHours":6.883384779447629,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:43","end":"07:33","startHours":6.716562808811115,"endHours":7.550672661993684,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:13","end":"14:53","startHours":14.223551487454241,"endHours":14.890839370000297,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:22","end":"17:46","startHours":17.35999090018452,"endHours":17.75999090018452,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:34","end":"17:59","startHours":17.55999090018452,"endHours":17.977045826775804,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:19","end":"19:04","startHours":17.30999090018452,"endHours":19.05999090018452,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:13","end":"00:53","startHours":24.221687839816074,"endHours":24.88897572236213,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:33","end":"08:48","startHours":7.550672661993684,"endHours":8.801837441767539,"quality":"auspicious"},{"name":"Amṛta","start":"08:48","end":"10:03","startHours":8.801837441767539,"endHours":10.053002221541394,"quality":"auspicious"},{"name":"Kāla","start":"10:03","end":"11:18","startHours":10.053002221541394,"endHours":11.304167001315248,"quality":"inauspicious"},{"name":"Śubha","start":"11:18","end":"12:33","startHours":11.304167001315248,"endHours":12.555331781089102,"quality":"auspicious"},{"name":"Roga","start":"12:33","end":"13:48","startHours":12.555331781089102,"endHours":13.806496560862957,"quality":"inauspicious"},{"name":"Udveg","start":"13:48","end":"15:03","startHours":13.806496560862957,"endHours":15.057661340636812,"quality":"inauspicious"},{"name":"Chala","start":"15:03","end":"16:19","startHours":15.057661340636812,"endHours":16.308826120410664,"quality":"neutral"},{"name":"Labha","start":"16:19","end":"17:34","startHours":16.308826120410664,"endHours":17.55999090018452,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:34","end":"19:19","startHours":17.55999090018452,"endHours":19.308826120410664,"quality":"inauspicious"},{"name":"Chala","start":"19:19","end":"21:03","startHours":19.308826120410664,"endHours":21.057661340636812,"quality":"neutral"},{"name":"Labha","start":"21:03","end":"22:48","startHours":21.057661340636812,"endHours":22.806496560862957,"quality":"auspicious"},{"name":"Amṛta","start":"22:48","end":"00:33","startHours":22.806496560862957,"endHours":24.5553317810891,"quality":"auspicious"},{"name":"Kāla","start":"00:33","end":"02:18","startHours":24.5553317810891,"endHours":26.304167001315246,"quality":"inauspicious"},{"name":"Śubha","start":"02:18","end":"04:03","startHours":26.304167001315246,"endHours":28.05300222154139,"quality":"auspicious"},{"name":"Roga","start":"04:03","end":"05:48","startHours":28.05300222154139,"endHours":29.80183744176754,"quality":"inauspicious"},{"name":"Udveg","start":"05:48","end":"07:33","startHours":29.80183744176754,"endHours":31.550672661993683,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:33","end":"08:33","startHours":7.550672661993684,"endHours":8.550672661993683,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:33","end":"09:33","startHours":8.550672661993683,"endHours":9.550672661993683,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:33","end":"10:33","startHours":9.550672661993683,"endHours":10.550672661993683,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:33","end":"11:33","startHours":10.550672661993683,"endHours":11.550672661993683,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:33","end":"12:33","startHours":11.550672661993683,"endHours":12.550672661993683,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:33","end":"13:33","startHours":12.550672661993683,"endHours":13.550672661993683,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:33","end":"14:33","startHours":13.550672661993683,"endHours":14.550672661993683,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:33","end":"15:33","startHours":14.550672661993683,"endHours":15.550672661993683,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:33","end":"16:33","startHours":15.550672661993683,"endHours":16.550672661993683,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:33","end":"17:33","startHours":16.550672661993683,"endHours":17.550672661993683,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:33","end":"18:33","startHours":17.550672661993683,"endHours":18.550672661993683,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:33","end":"19:33","startHours":18.550672661993683,"endHours":19.550672661993683,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:33","end":"20:33","startHours":19.550672661993683,"endHours":20.550672661993683,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:33","end":"21:33","startHours":20.550672661993683,"endHours":21.550672661993683,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:33","end":"22:33","startHours":21.550672661993683,"endHours":22.550672661993683,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:33","end":"23:33","startHours":22.550672661993683,"endHours":23.550672661993683,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:33","end":"00:33","startHours":23.550672661993683,"endHours":24.550672661993683,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:33","end":"01:33","startHours":24.550672661993683,"endHours":25.550672661993683,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:33","end":"02:33","startHours":25.550672661993683,"endHours":26.550672661993683,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:33","end":"03:33","startHours":26.550672661993683,"endHours":27.550672661993683,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:33","end":"04:33","startHours":27.550672661993683,"endHours":28.550672661993683,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:33","end":"05:33","startHours":28.550672661993683,"endHours":29.550672661993683,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:33","end":"06:33","startHours":29.550672661993683,"endHours":30.550672661993683,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:33","end":"07:33","startHours":30.550672661993683,"endHours":31.550672661993683,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"South-West","anandadiYoga":{"name":"Vajra","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":-22.714625836118337,"eotMinutes":-5.02390686534617,"ayanamsa":24.0906}},"calendars":{"vikram_samvat":2074,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1939,"saka_samvatsara":"Hemalambī","bengali_samvat":1424,"malayalam_era":1193,"nanakshahi_year":548,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Ṣaṣṭhī · Vikram 2074 Sādhāraṇa · Śaka 1939 Hemalambī"},"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":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 4, 2017 CE · Phoenix, USA · Vidhyamitra","description":"January 4, 2017 CE for Phoenix, USA: Śukla Ṣaṣṭhī, sūryodaya 07:33, sūryāsta 17:34.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2017-01-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2017-01-04","sa":"https://sa.vidhyamitra.com/city/phoenix/2017-01-04","hi":"https://hi.vidhyamitra.com/city/phoenix/2017-01-04","x-default":"https://vidhyamitra.com/city/phoenix/2017-01-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T09:00:38.204Z","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":"2026-05-15T09:00:38.204Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T09:00:38.204Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}