{"id":"vidhyamitra:city-day:phoenix:2029-02-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2029-02-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2029-02-06","date_display":"February 6, 2029 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":2029,"month":2,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462173.770833,"kali_year":5130,"ahargana":1873708.2708,"sun":{"sidereal_longitude":293.247,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":202.3449,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":269.098,"elapsed_within_tithi_degrees":5.098},"nakshatra":{"number":16,"name":"Viśākhā","pada":1,"moon_longitude":202.3449,"elapsed_within_degrees":2.3449},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":135.5919},"karana":{"half_tithi_index":44,"name":"Bālava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2029,"month":2,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2462173.770833,"ahargana":1873708.2708,"kali_year":5130,"ayanamsa_lahiri":24.2595,"grahas":{"sun":{"sidereal_longitude":293.2654130000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"moon":{"sidereal_longitude":204.90531299999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false,"latitude":-3.8793},"mars":{"sidereal_longitude":168.73961299999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":267.287513,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":183.08781299999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":281.61071300000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":11.045313000000021,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":261.9189,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":81.9189,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","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":2029,"month":2,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462173.770833,"kali_year":5130,"ahargana":1873708.2708,"sun":{"sidereal_longitude":293.247,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":202.3449,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":269.098,"elapsed_within_tithi_degrees":5.098},"nakshatra":{"number":16,"name":"Viśākhā","pada":1,"moon_longitude":202.3449,"elapsed_within_degrees":2.3449},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":135.5919},"karana":{"half_tithi_index":44,"name":"Bālava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.879,"elongation":90.902},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.879,"opposition_distance":89.098}},"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":"07:21","sunsetLocal":"18:04","solarNoonLocal":"12:43","dayLengthHours":10.72519406344776,"dayLengthDisplay":"10 Hours 43 Mins 31 Secs","nightLengthDisplay":"13 Hours 16 Mins 29 Secs","moonriseLocal":"01:34","moonsetLocal":"12:04","rahuKala":{"name":"Rāhu Kāla","start":"15:23","end":"16:44","startHours":15.39115406781989,"endHours":16.73180332575086,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:02","end":"11:22","startHours":10.02855703609601,"endHours":11.36920629402698,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:43","end":"14:03","startHours":12.70985555195795,"endHours":14.05050480988892,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:51","end":"10:12","startHours":9.849803801705214,"endHours":10.207310270486806,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:48","end":"08:05","startHours":7.79414160621106,"endHours":8.080146781236333,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:21","end":"13:04","startHours":12.352349083176358,"endHours":13.067362020739543,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:55","end":"06:38","startHours":5.917232645107703,"endHours":6.632245582670886,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:27","end":"07:21","startHours":6.45349234828009,"endHours":7.34725852023407,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:30","end":"15:13","startHours":14.49738789586591,"endHours":15.212400833429093,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:52","end":"18:16","startHours":17.87245258368183,"endHours":18.27245258368183,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:04","end":"18:31","startHours":18.07245258368183,"endHours":18.51933566965882,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:49","end":"19:34","startHours":17.82245258368183,"endHours":19.57245258368183,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:21","end":"01:04","startHours":24.35234908317636,"endHours":25.06736202073954,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"07:21","end":"08:41","startHours":7.34725852023407,"endHours":8.687907778165041,"quality":"inauspicious"},{"name":"Udveg","start":"08:41","end":"10:02","startHours":8.687907778165041,"endHours":10.02855703609601,"quality":"inauspicious"},{"name":"Chala","start":"10:02","end":"11:22","startHours":10.02855703609601,"endHours":11.36920629402698,"quality":"neutral"},{"name":"Labha","start":"11:22","end":"12:43","startHours":11.36920629402698,"endHours":12.70985555195795,"quality":"auspicious"},{"name":"Amṛta","start":"12:43","end":"14:03","startHours":12.70985555195795,"endHours":14.05050480988892,"quality":"auspicious"},{"name":"Kāla","start":"14:03","end":"15:23","startHours":14.05050480988892,"endHours":15.39115406781989,"quality":"inauspicious"},{"name":"Śubha","start":"15:23","end":"16:44","startHours":15.39115406781989,"endHours":16.73180332575086,"quality":"auspicious"},{"name":"Roga","start":"16:44","end":"18:04","startHours":16.73180332575086,"endHours":18.07245258368183,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:04","end":"19:44","startHours":18.07245258368183,"endHours":19.73180332575086,"quality":"inauspicious"},{"name":"Śubha","start":"19:44","end":"21:23","startHours":19.73180332575086,"endHours":21.39115406781989,"quality":"auspicious"},{"name":"Roga","start":"21:23","end":"23:03","startHours":21.39115406781989,"endHours":23.05050480988892,"quality":"inauspicious"},{"name":"Udveg","start":"23:03","end":"00:43","startHours":23.05050480988892,"endHours":24.70985555195795,"quality":"inauspicious"},{"name":"Chala","start":"00:43","end":"02:22","startHours":24.70985555195795,"endHours":26.36920629402698,"quality":"neutral"},{"name":"Labha","start":"02:22","end":"04:02","startHours":26.36920629402698,"endHours":28.02855703609601,"quality":"auspicious"},{"name":"Amṛta","start":"04:02","end":"05:41","startHours":28.02855703609601,"endHours":29.68790777816504,"quality":"auspicious"},{"name":"Kāla","start":"05:41","end":"07:21","startHours":29.68790777816504,"endHours":31.34725852023407,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:21","end":"08:21","startHours":7.34725852023407,"endHours":8.347258520234071,"planetary_lord":"Mars"},{"name":"Hora 2","start":"08:21","end":"09:21","startHours":8.347258520234071,"endHours":9.347258520234071,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"09:21","end":"10:21","startHours":9.347258520234071,"endHours":10.347258520234071,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"10:21","end":"11:21","startHours":10.347258520234071,"endHours":11.347258520234071,"planetary_lord":"Moon"},{"name":"Hora 5","start":"11:21","end":"12:21","startHours":11.347258520234071,"endHours":12.347258520234071,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"12:21","end":"13:21","startHours":12.347258520234071,"endHours":13.347258520234071,"planetary_lord":"Venus"},{"name":"Hora 7","start":"13:21","end":"14:21","startHours":13.347258520234071,"endHours":14.347258520234071,"planetary_lord":"Sun"},{"name":"Hora 8","start":"14:21","end":"15:21","startHours":14.347258520234071,"endHours":15.347258520234071,"planetary_lord":"Mars"},{"name":"Hora 9","start":"15:21","end":"16:21","startHours":15.347258520234071,"endHours":16.34725852023407,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"16:21","end":"17:21","startHours":16.34725852023407,"endHours":17.34725852023407,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"17:21","end":"18:21","startHours":17.34725852023407,"endHours":18.34725852023407,"planetary_lord":"Moon"},{"name":"Hora 12","start":"18:21","end":"19:21","startHours":18.34725852023407,"endHours":19.34725852023407,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"19:21","end":"20:21","startHours":19.34725852023407,"endHours":20.34725852023407,"planetary_lord":"Venus"},{"name":"Hora 14","start":"20:21","end":"21:21","startHours":20.34725852023407,"endHours":21.34725852023407,"planetary_lord":"Sun"},{"name":"Hora 15","start":"21:21","end":"22:21","startHours":21.34725852023407,"endHours":22.34725852023407,"planetary_lord":"Mars"},{"name":"Hora 16","start":"22:21","end":"23:21","startHours":22.34725852023407,"endHours":23.34725852023407,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"23:21","end":"00:21","startHours":23.34725852023407,"endHours":24.34725852023407,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"00:21","end":"01:21","startHours":24.34725852023407,"endHours":25.34725852023407,"planetary_lord":"Moon"},{"name":"Hora 19","start":"01:21","end":"02:21","startHours":25.34725852023407,"endHours":26.34725852023407,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"02:21","end":"03:21","startHours":26.34725852023407,"endHours":27.34725852023407,"planetary_lord":"Venus"},{"name":"Hora 21","start":"03:21","end":"04:21","startHours":27.34725852023407,"endHours":28.34725852023407,"planetary_lord":"Sun"},{"name":"Hora 22","start":"04:21","end":"05:21","startHours":28.34725852023407,"endHours":29.34725852023407,"planetary_lord":"Mars"},{"name":"Hora 23","start":"05:21","end":"06:21","startHours":29.34725852023407,"endHours":30.34725852023407,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"06:21","end":"07:21","startHours":30.34725852023407,"endHours":31.34725852023407,"planetary_lord":"Saturn"}],"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","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"North","rahuVasa":"North","anandadiYoga":{"name":"Mātaṇga","quality":"Auspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-15.57958536178135,"eotMinutes":-14.295333117477217,"ayanamsa":24.2595}},"calendars":{"vikram_samvat":2086,"vikram_samvatsara":"Dundubhi","saka_samvat":1951,"saka_samvatsara":"Saumya","bengali_samvat":1436,"malayalam_era":1205,"nanakshahi_year":560,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Aṣṭamī · Vikram 2086 Dundubhi · Śaka 1951 Saumya"},"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":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Kṛṣṇa Aṣṭamī","url":"/day/-3226-07-09","relevance":0.5},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","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 February 6, 2029 CE · Phoenix, USA · Vidhyamitra","description":"February 6, 2029 CE for Phoenix, USA: Kṛṣṇa Aṣṭamī, sūryodaya 07:21, sūryāsta 18:04.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2029-02-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2029-02-06","sa":"https://sa.vidhyamitra.com/city/phoenix/2029-02-06","hi":"https://hi.vidhyamitra.com/city/phoenix/2029-02-06","x-default":"https://vidhyamitra.com/city/phoenix/2029-02-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T06:26:26.032Z","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":"2026-05-15T06:26:26.032Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T06:26:26.032Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}