{"id":"vidhyamitra:city-day:phoenix:2129-02-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2129-02-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2129-02-12","date_display":"February 12, 2129 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":2129,"month":2,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2498703.770833,"kali_year":5230,"ahargana":1910238.2708,"sun":{"sidereal_longitude":297.4482,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":208.4069,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":270.9587,"elapsed_within_tithi_degrees":6.9587},"nakshatra":{"number":16,"name":"Viśākhā","pada":3,"moon_longitude":208.4069,"elapsed_within_degrees":8.4069},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":145.8551},"karana":{"half_tithi_index":45,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2129,"month":2,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2498703.770833,"ahargana":1910238.2708,"kali_year":5230,"ayanamsa_lahiri":25.6566,"grahas":{"sun":{"sidereal_longitude":297.67469900000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":205.29379900000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false,"latitude":4.4564},"mars":{"sidereal_longitude":228.03509899999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":281.038499,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":320.54229899999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":309.7273990000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":true},"saturn":{"sidereal_longitude":174.62739899999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":126.3837,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":306.3837,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"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":2129,"month":2,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2498703.770833,"kali_year":5230,"ahargana":1910238.2708,"sun":{"sidereal_longitude":297.4482,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":208.4069,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":270.9587,"elapsed_within_tithi_degrees":6.9587},"nakshatra":{"number":16,"name":"Viśākhā","pada":3,"moon_longitude":208.4069,"elapsed_within_degrees":8.4069},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":145.8551},"karana":{"half_tithi_index":45,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.456,"elongation":89.041},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.456,"opposition_distance":90.959}},"eclipse_window_40days":[{"offset_days":7,"type":"solar","occurs":true,"moon_latitude":-0.118,"elongation":2.953}]},"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":"07:16","sunsetLocal":"18:10","solarNoonLocal":"12:43","dayLengthHours":10.899252242681513,"dayLengthDisplay":"10 Hours 53 Mins 57 Secs","nightLengthDisplay":"13 Hours 06 Mins 03 Secs","moonriseLocal":"01:20","moonsetLocal":"11:47","rahuKala":{"name":"Rāhu Kāla","start":"09:59","end":"11:21","startHours":9.990032474244462,"endHours":11.35243900457965,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:05","end":"15:26","startHours":14.077252065250029,"endHours":15.439658595585218,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:16","end":"08:38","startHours":7.265219413574083,"endHours":8.627625943909273,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:49","end":"10:10","startHours":9.80837827019977,"endHours":10.171686678289152,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:43","end":"08:01","startHours":7.719354923685812,"endHours":8.010001650157319,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:21","end":"13:05","startHours":12.351537126825455,"endHours":13.078153943004224,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:49","end":"06:32","startHours":5.811985781216547,"endHours":6.5386025973953155,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:21","end":"07:16","startHours":6.356948393350623,"endHours":7.265219413574083,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:32","end":"15:15","startHours":14.531387575361759,"endHours":15.258004391540526,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:58","end":"18:22","startHours":17.964471656255597,"endHours":18.364471656255596,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:10","end":"18:37","startHours":18.164471656255596,"endHours":18.618607166367326,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:55","end":"19:40","startHours":17.914471656255596,"endHours":19.664471656255596,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:21","end":"01:05","startHours":24.351537126825455,"endHours":25.078153943004224,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:16","end":"08:38","startHours":7.265219413574083,"endHours":8.627625943909273,"quality":"inauspicious"},{"name":"Śubha","start":"08:38","end":"09:59","startHours":8.627625943909273,"endHours":9.990032474244462,"quality":"auspicious"},{"name":"Roga","start":"09:59","end":"11:21","startHours":9.990032474244462,"endHours":11.35243900457965,"quality":"inauspicious"},{"name":"Udveg","start":"11:21","end":"12:43","startHours":11.35243900457965,"endHours":12.71484553491484,"quality":"inauspicious"},{"name":"Chala","start":"12:43","end":"14:05","startHours":12.71484553491484,"endHours":14.077252065250029,"quality":"neutral"},{"name":"Labha","start":"14:05","end":"15:26","startHours":14.077252065250029,"endHours":15.439658595585218,"quality":"auspicious"},{"name":"Amṛta","start":"15:26","end":"16:48","startHours":15.439658595585218,"endHours":16.802065125920407,"quality":"auspicious"},{"name":"Kāla","start":"16:48","end":"18:10","startHours":16.802065125920407,"endHours":18.164471656255596,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:10","end":"19:48","startHours":18.164471656255596,"endHours":19.802065125920407,"quality":"auspicious"},{"name":"Amṛta","start":"19:48","end":"21:26","startHours":19.802065125920407,"endHours":21.439658595585218,"quality":"auspicious"},{"name":"Kāla","start":"21:26","end":"23:05","startHours":21.439658595585218,"endHours":23.07725206525003,"quality":"inauspicious"},{"name":"Śubha","start":"23:05","end":"00:43","startHours":23.07725206525003,"endHours":24.71484553491484,"quality":"auspicious"},{"name":"Roga","start":"00:43","end":"02:21","startHours":24.71484553491484,"endHours":26.35243900457965,"quality":"inauspicious"},{"name":"Udveg","start":"02:21","end":"03:59","startHours":26.35243900457965,"endHours":27.99003247424446,"quality":"inauspicious"},{"name":"Chala","start":"03:59","end":"05:38","startHours":27.99003247424446,"endHours":29.627625943909273,"quality":"neutral"},{"name":"Labha","start":"05:38","end":"07:16","startHours":29.627625943909273,"endHours":31.265219413574084,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:16","end":"08:16","startHours":7.265219413574083,"endHours":8.265219413574084,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:16","end":"09:16","startHours":8.265219413574084,"endHours":9.265219413574084,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:16","end":"10:16","startHours":9.265219413574084,"endHours":10.265219413574084,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:16","end":"11:16","startHours":10.265219413574084,"endHours":11.265219413574084,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:16","end":"12:16","startHours":11.265219413574084,"endHours":12.265219413574084,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:16","end":"13:16","startHours":12.265219413574084,"endHours":13.265219413574084,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:16","end":"14:16","startHours":13.265219413574084,"endHours":14.265219413574084,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:16","end":"15:16","startHours":14.265219413574084,"endHours":15.265219413574084,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:16","end":"16:16","startHours":15.265219413574084,"endHours":16.265219413574084,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:16","end":"17:16","startHours":16.265219413574084,"endHours":17.265219413574084,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:16","end":"18:16","startHours":17.265219413574084,"endHours":18.265219413574084,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:16","end":"19:16","startHours":18.265219413574084,"endHours":19.265219413574084,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:16","end":"20:16","startHours":19.265219413574084,"endHours":20.265219413574084,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:16","end":"21:16","startHours":20.265219413574084,"endHours":21.265219413574084,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:16","end":"22:16","startHours":21.265219413574084,"endHours":22.265219413574084,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:16","end":"23:16","startHours":22.265219413574084,"endHours":23.265219413574084,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:16","end":"00:16","startHours":23.265219413574084,"endHours":24.265219413574084,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:16","end":"01:16","startHours":24.265219413574084,"endHours":25.265219413574084,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:16","end":"02:16","startHours":25.265219413574084,"endHours":26.265219413574084,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:16","end":"03:16","startHours":26.265219413574084,"endHours":27.265219413574084,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:16","end":"04:16","startHours":27.265219413574084,"endHours":28.265219413574084,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:16","end":"05:16","startHours":28.265219413574084,"endHours":29.265219413574084,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:16","end":"06:16","startHours":29.265219413574084,"endHours":30.265219413574084,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:16","end":"07:16","startHours":30.265219413574084,"endHours":31.265219413574084,"planetary_lord":"Mercury"}],"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":"East (Pūrva)","chandraVasa":"North","rahuVasa":"East","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-13.740255171598346,"eotMinutes":-14.594732094890398,"ayanamsa":25.6566}},"calendars":{"vikram_samvat":2186,"vikram_samvatsara":"Śubhakṛt","saka_samvat":2051,"saka_samvatsara":"Virodhi","bengali_samvat":1536,"malayalam_era":1305,"nanakshahi_year":660,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Aṣṭamī · Vikram 2186 Śubhakṛt · Śaka 2051 Virodhi"},"festivals":[{"id":"sitashtami","name":"Sītāṣṭamī","name_sanskrit":"सीताष्टमी","tradition":"Vaishnava","associated_deity":"Sītā Devī","significance":"Birth-anniversary of Sītā per Phālguna-Kṛṣṇa-Aṣṭamī tradition.","vrata":true,"detection":{"tithi_number":23,"tithi_paksha":"Kṛṣṇa","lunar_month":"Phālguna"},"precedence":3}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 12, 2129 CE · Phoenix, USA · Vidhyamitra","description":"February 12, 2129 CE for Phoenix, USA: Kṛṣṇa Aṣṭamī, sūryodaya 07:16, sūryāsta 18:10.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2129-02-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2129-02-12","sa":"https://sa.vidhyamitra.com/city/phoenix/2129-02-12","hi":"https://hi.vidhyamitra.com/city/phoenix/2129-02-12","x-default":"https://vidhyamitra.com/city/phoenix/2129-02-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T06:55:39.964Z","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":"2026-06-01T06:55:39.964Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T06:55:39.964Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}