{"id":"vidhyamitra:city-day:phoenix:2031-01-05:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2031-01-05","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2031-01-05","date_display":"January 5, 2031 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2031,"month":1,"day":5,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462871.770833,"kali_year":5132,"ahargana":1874406.2708,"sun":{"sidereal_longitude":259.9169,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":37.8012,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":137.8843,"elapsed_within_tithi_degrees":5.8843},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":37.8012,"elapsed_within_degrees":11.1345},"yoga":{"number":23,"name":"Śubha","sum_longitude":297.7181},"karana":{"half_tithi_index":22,"name":"Bava"},"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":2031,"month":1,"day":5,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2462871.770833,"ahargana":1874406.2708,"kali_year":5132,"ayanamsa_lahiri":24.2862,"grahas":{"sun":{"sidereal_longitude":260.19274399999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":39.881043999999974,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false,"latitude":0.5583},"mars":{"sidereal_longitude":179.82734400000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":236.817944,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":232.01694399999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":278.396744,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":38.28594399999997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":224.9355,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":44.9355,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2031,"month":1,"day":5,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462871.770833,"kali_year":5132,"ahargana":1874406.2708,"sun":{"sidereal_longitude":259.9169,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":37.8012,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":137.8843,"elapsed_within_tithi_degrees":5.8843},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":37.8012,"elapsed_within_degrees":11.1345},"yoga":{"number":23,"name":"Śubha","sum_longitude":297.7181},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.558,"elongation":137.884},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.558,"opposition_distance":42.116}},"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":"12:34","dayLengthHours":10.0161705071202,"dayLengthDisplay":"10 Hours 00 Mins 58 Secs","nightLengthDisplay":"13 Hours 59 Mins 02 Secs","moonriseLocal":"14:51","moonsetLocal":"04:54","rahuKala":{"name":"Rāhu Kāla","start":"16:19","end":"17:34","startHours":16.318543450572793,"endHours":17.570564763962818,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:34","end":"13:49","startHours":12.562479510402717,"endHours":13.814500823792741,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:04","end":"16:19","startHours":15.066522137182766,"endHours":16.318543450572793,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:53","end":"10:14","startHours":9.891500708503996,"endHours":10.225373058741337,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:58","end":"08:14","startHours":7.971734694639291,"endHours":8.238832574829162,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:14","end":"12:54","startHours":12.228607160165376,"endHours":12.896351860640058,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:13","end":"06:53","startHours":6.218904855893256,"endHours":6.886649556367936,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:43","end":"07:33","startHours":6.7197133812492655,"endHours":7.554394256842616,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:14","end":"14:54","startHours":14.231841261589416,"endHours":14.899585962064096,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:22","end":"17:46","startHours":17.37056476396282,"endHours":17.770564763962817,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:34","end":"17:59","startHours":17.570564763962818,"endHours":17.987905201759492,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:19","end":"19:04","startHours":17.320564763962818,"endHours":19.070564763962818,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:14","end":"00:54","startHours":24.228607160165378,"endHours":24.896351860640056,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:33","end":"08:48","startHours":7.554394256842616,"endHours":8.806415570232641,"quality":"inauspicious"},{"name":"Chala","start":"08:48","end":"10:04","startHours":8.806415570232641,"endHours":10.058436883622665,"quality":"neutral"},{"name":"Labha","start":"10:04","end":"11:19","startHours":10.058436883622665,"endHours":11.310458197012691,"quality":"auspicious"},{"name":"Amṛta","start":"11:19","end":"12:34","startHours":11.310458197012691,"endHours":12.562479510402717,"quality":"auspicious"},{"name":"Kāla","start":"12:34","end":"13:49","startHours":12.562479510402717,"endHours":13.814500823792741,"quality":"inauspicious"},{"name":"Śubha","start":"13:49","end":"15:04","startHours":13.814500823792741,"endHours":15.066522137182766,"quality":"auspicious"},{"name":"Roga","start":"15:04","end":"16:19","startHours":15.066522137182766,"endHours":16.318543450572793,"quality":"inauspicious"},{"name":"Udveg","start":"16:19","end":"17:34","startHours":16.318543450572793,"endHours":17.570564763962818,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:34","end":"19:19","startHours":17.570564763962818,"endHours":19.318543450572793,"quality":"auspicious"},{"name":"Roga","start":"19:19","end":"21:04","startHours":19.318543450572793,"endHours":21.066522137182766,"quality":"inauspicious"},{"name":"Udveg","start":"21:04","end":"22:49","startHours":21.066522137182766,"endHours":22.81450082379274,"quality":"inauspicious"},{"name":"Chala","start":"22:49","end":"00:34","startHours":22.81450082379274,"endHours":24.562479510402717,"quality":"neutral"},{"name":"Labha","start":"00:34","end":"02:19","startHours":24.562479510402717,"endHours":26.310458197012693,"quality":"auspicious"},{"name":"Amṛta","start":"02:19","end":"04:04","startHours":26.310458197012693,"endHours":28.05843688362267,"quality":"auspicious"},{"name":"Kāla","start":"04:04","end":"05:48","startHours":28.05843688362267,"endHours":29.80641557023264,"quality":"inauspicious"},{"name":"Śubha","start":"05:48","end":"07:33","startHours":29.80641557023264,"endHours":31.554394256842617,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:33","end":"08:33","startHours":7.554394256842616,"endHours":8.554394256842617,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:33","end":"09:33","startHours":8.554394256842617,"endHours":9.554394256842617,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:33","end":"10:33","startHours":9.554394256842617,"endHours":10.554394256842617,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:33","end":"11:33","startHours":10.554394256842617,"endHours":11.554394256842617,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:33","end":"12:33","startHours":11.554394256842617,"endHours":12.554394256842617,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:33","end":"13:33","startHours":12.554394256842617,"endHours":13.554394256842617,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:33","end":"14:33","startHours":13.554394256842617,"endHours":14.554394256842617,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:33","end":"15:33","startHours":14.554394256842617,"endHours":15.554394256842617,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:33","end":"16:33","startHours":15.554394256842617,"endHours":16.554394256842617,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:33","end":"17:33","startHours":16.554394256842617,"endHours":17.554394256842617,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:33","end":"18:33","startHours":17.554394256842617,"endHours":18.554394256842617,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:33","end":"19:33","startHours":18.554394256842617,"endHours":19.554394256842617,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:33","end":"20:33","startHours":19.554394256842617,"endHours":20.554394256842617,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:33","end":"21:33","startHours":20.554394256842617,"endHours":21.554394256842617,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:33","end":"22:33","startHours":21.554394256842617,"endHours":22.554394256842617,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:33","end":"23:33","startHours":22.554394256842617,"endHours":23.554394256842617,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:33","end":"00:33","startHours":23.554394256842617,"endHours":24.554394256842617,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:33","end":"01:33","startHours":24.554394256842617,"endHours":25.554394256842617,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:33","end":"02:33","startHours":25.554394256842617,"endHours":26.554394256842617,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:33","end":"03:33","startHours":26.554394256842617,"endHours":27.554394256842617,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:33","end":"04:33","startHours":27.554394256842617,"endHours":28.554394256842617,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:33","end":"05:33","startHours":28.554394256842617,"endHours":29.554394256842617,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:33","end":"06:33","startHours":29.554394256842617,"endHours":30.554394256842617,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:33","end":"07:33","startHours":30.554394256842617,"endHours":31.554394256842617,"planetary_lord":"Jupiter"}],"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":"North-East","anandadiYoga":{"name":"Dhūmra","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":-22.649968058860022,"eotMinutes":-5.452770624163118,"ayanamsa":24.2862}},"calendars":{"vikram_samvat":2088,"vikram_samvatsara":"Raktākṣī","saka_samvat":1953,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1438,"malayalam_era":1207,"nanakshahi_year":562,"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 2088 Raktākṣī · Śaka 1953 Virodhakṛt"},"festivals":[],"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 January 5, 2031 CE · Phoenix, USA · Vidhyamitra","description":"January 5, 2031 CE for Phoenix, USA: Śukla Dvādaśī, sūryodaya 07:33, sūryāsta 17:34.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2031-01-05","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2031-01-05","sa":"https://sa.vidhyamitra.com/city/phoenix/2031-01-05","hi":"https://hi.vidhyamitra.com/city/phoenix/2031-01-05","x-default":"https://vidhyamitra.com/city/phoenix/2031-01-05"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-23T04:17:08.756Z","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":"2026-09-23T04:17:08.756Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-23T04:17:08.756Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}