{"id":"vidhyamitra:city-day:phoenix:2164-01-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2164-01-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2164-01-06","date_display":"January 6, 2164 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":2164,"month":1,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2511449.770833,"kali_year":5265,"ahargana":1922984.2708,"sun":{"sidereal_longitude":258.4626,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":39.5641,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":141.1015,"elapsed_within_tithi_degrees":9.1015},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":39.5641,"elapsed_within_degrees":12.8974},"yoga":{"number":23,"name":"Śubha","sum_longitude":298.0266},"karana":{"half_tithi_index":23,"name":"Bālava"},"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":2164,"month":1,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2511449.770833,"ahargana":1922984.2708,"kali_year":5265,"ayanamsa_lahiri":26.1441,"grahas":{"sun":{"sidereal_longitude":259.06390799999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":41.549608000000035,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false,"latitude":-3.3701},"mars":{"sidereal_longitude":19.217708000000016,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":245.402608,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":295.38780799999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":300.34210800000005,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":233.31070799999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":171.0393,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":351.0393,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","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":"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":2164,"month":1,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2511449.770833,"kali_year":5265,"ahargana":1922984.2708,"sun":{"sidereal_longitude":258.4626,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":39.5641,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":141.1015,"elapsed_within_tithi_degrees":9.1015},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":39.5641,"elapsed_within_degrees":12.8974},"yoga":{"number":23,"name":"Śubha","sum_longitude":298.0266},"karana":{"half_tithi_index":23,"name":"Bālava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.37,"elongation":141.102},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.37,"opposition_distance":38.898}},"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":"17:35","solarNoonLocal":"12:34","dayLengthHours":10.024687380384494,"dayLengthDisplay":"10 Hours 01 Mins 29 Secs","nightLengthDisplay":"13 Hours 58 Mins 31 Secs","moonriseLocal":"15:00","moonsetLocal":"05:08","rahuKala":{"name":"Rāhu Kāla","start":"11:19","end":"12:34","startHours":11.3164410959015,"endHours":12.569527018449563,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:05","end":"16:20","startHours":15.075698863545686,"endHours":16.32878478609375,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:49","end":"10:04","startHours":8.810269250805376,"endHours":10.063355173353438,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:54","end":"10:14","startHours":9.896277050347031,"endHours":10.230433296359847,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:58","end":"08:15","startHours":7.974878635773336,"endHours":8.242203632583589,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:14","end":"12:54","startHours":12.235370772436745,"endHours":12.90368326446238,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:13","end":"06:53","startHours":6.220558344206049,"endHours":6.888870836231682,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:43","end":"07:33","startHours":6.721792713225273,"endHours":7.557183328257315,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:14","end":"14:55","startHours":14.240308248513644,"endHours":14.908620740539277,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:23","end":"17:47","startHours":17.38187070864181,"endHours":17.781870708641808,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:35","end":"18:00","startHours":17.58187070864181,"endHours":17.99956601615783,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:20","end":"19:05","startHours":17.33187070864181,"endHours":19.08187070864181,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:14","end":"00:54","startHours":24.235370772436745,"endHours":24.90368326446238,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:33","end":"08:49","startHours":7.557183328257315,"endHours":8.810269250805376,"quality":"neutral"},{"name":"Labha","start":"08:49","end":"10:04","startHours":8.810269250805376,"endHours":10.063355173353438,"quality":"auspicious"},{"name":"Amṛta","start":"10:04","end":"11:19","startHours":10.063355173353438,"endHours":11.3164410959015,"quality":"auspicious"},{"name":"Kāla","start":"11:19","end":"12:34","startHours":11.3164410959015,"endHours":12.569527018449563,"quality":"inauspicious"},{"name":"Śubha","start":"12:34","end":"13:49","startHours":12.569527018449563,"endHours":13.822612940997622,"quality":"auspicious"},{"name":"Roga","start":"13:49","end":"15:05","startHours":13.822612940997622,"endHours":15.075698863545686,"quality":"inauspicious"},{"name":"Udveg","start":"15:05","end":"16:20","startHours":15.075698863545686,"endHours":16.32878478609375,"quality":"inauspicious"},{"name":"Chala","start":"16:20","end":"17:35","startHours":16.32878478609375,"endHours":17.58187070864181,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:35","end":"19:20","startHours":17.58187070864181,"endHours":19.328784786093745,"quality":"inauspicious"},{"name":"Udveg","start":"19:20","end":"21:05","startHours":19.328784786093745,"endHours":21.075698863545686,"quality":"inauspicious"},{"name":"Chala","start":"21:05","end":"22:49","startHours":21.075698863545686,"endHours":22.822612940997622,"quality":"neutral"},{"name":"Labha","start":"22:49","end":"00:34","startHours":22.822612940997622,"endHours":24.569527018449563,"quality":"auspicious"},{"name":"Amṛta","start":"00:34","end":"02:19","startHours":24.569527018449563,"endHours":26.3164410959015,"quality":"auspicious"},{"name":"Kāla","start":"02:19","end":"04:04","startHours":26.3164410959015,"endHours":28.063355173353436,"quality":"inauspicious"},{"name":"Śubha","start":"04:04","end":"05:49","startHours":28.063355173353436,"endHours":29.810269250805376,"quality":"auspicious"},{"name":"Roga","start":"05:49","end":"07:33","startHours":29.810269250805376,"endHours":31.557183328257317,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:33","end":"08:33","startHours":7.557183328257315,"endHours":8.557183328257315,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:33","end":"09:33","startHours":8.557183328257315,"endHours":9.557183328257315,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:33","end":"10:33","startHours":9.557183328257315,"endHours":10.557183328257315,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:33","end":"11:33","startHours":10.557183328257315,"endHours":11.557183328257315,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:33","end":"12:33","startHours":11.557183328257315,"endHours":12.557183328257315,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:33","end":"13:33","startHours":12.557183328257315,"endHours":13.557183328257315,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:33","end":"14:33","startHours":13.557183328257315,"endHours":14.557183328257315,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:33","end":"15:33","startHours":14.557183328257315,"endHours":15.557183328257315,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:33","end":"16:33","startHours":15.557183328257315,"endHours":16.557183328257317,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:33","end":"17:33","startHours":16.557183328257317,"endHours":17.557183328257317,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:33","end":"18:33","startHours":17.557183328257317,"endHours":18.557183328257317,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:33","end":"19:33","startHours":18.557183328257317,"endHours":19.557183328257317,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:33","end":"20:33","startHours":19.557183328257317,"endHours":20.557183328257317,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:33","end":"21:33","startHours":20.557183328257317,"endHours":21.557183328257317,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:33","end":"22:33","startHours":21.557183328257317,"endHours":22.557183328257317,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:33","end":"23:33","startHours":22.557183328257317,"endHours":23.557183328257317,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:33","end":"00:33","startHours":23.557183328257317,"endHours":24.557183328257317,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:33","end":"01:33","startHours":24.557183328257317,"endHours":25.557183328257317,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:33","end":"02:33","startHours":25.557183328257317,"endHours":26.557183328257317,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:33","end":"03:33","startHours":26.557183328257317,"endHours":27.557183328257317,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:33","end":"04:33","startHours":27.557183328257317,"endHours":28.557183328257317,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:33","end":"05:33","startHours":28.557183328257317,"endHours":29.557183328257317,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:33","end":"06:33","startHours":29.557183328257317,"endHours":30.557183328257317,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:33","end":"07:33","startHours":30.557183328257317,"endHours":31.557183328257317,"planetary_lord":"Mars"}],"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","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"South-East","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.569499177427797,"eotMinutes":-5.875621106973772,"ayanamsa":26.1441}},"calendars":{"vikram_samvat":2221,"vikram_samvatsara":"Īśvara","saka_samvat":2086,"saka_samvatsara":"Raktākṣī","bengali_samvat":1571,"malayalam_era":1340,"nanakshahi_year":695,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Dvādaśī · Vikram 2221 Īśvara · Śaka 2086 Raktākṣī"},"festivals":[],"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":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","relevance":0.5}]},"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 6, 2164 CE · Phoenix, USA · Vidhyamitra","description":"January 6, 2164 CE for Phoenix, USA: Śukla Dvādaśī, sūryodaya 07:33, sūryāsta 17:35.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2164-01-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2164-01-06","sa":"https://sa.vidhyamitra.com/city/phoenix/2164-01-06","hi":"https://hi.vidhyamitra.com/city/phoenix/2164-01-06","x-default":"https://vidhyamitra.com/city/phoenix/2164-01-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T12:04:17.677Z","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":"2026-05-31T12:04:17.677Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T12:04:17.677Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}