{"id":"vidhyamitra:city-day:phoenix:1908-02-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/1908-02-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1908-02-10","date_display":"February 10, 1908 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":1908,"month":2,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2417981.770833,"kali_year":5009,"ahargana":1829516.2708,"sun":{"sidereal_longitude":297.6366,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":34.3567,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":96.7201,"elapsed_within_tithi_degrees":0.7201},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3,"moon_longitude":34.3567,"elapsed_within_degrees":7.69},"yoga":{"number":25,"name":"Brahma","sum_longitude":331.9933},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":1908,"month":2,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2417981.770833,"ahargana":1829516.2708,"kali_year":5009,"ayanamsa_lahiri":22.5693,"grahas":{"sun":{"sidereal_longitude":297.35007199999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":37.214372000000026,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false,"latitude":-3.3981},"mars":{"sidereal_longitude":359.624372,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":316.103172,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":105.65637199999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":true},"venus":{"sidereal_longitude":333.7668719999999,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":334.03127199999994,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":83.4237,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":263.4237,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":1908,"month":2,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2417981.770833,"kali_year":5009,"ahargana":1829516.2708,"sun":{"sidereal_longitude":297.6366,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":34.3567,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":96.7201,"elapsed_within_tithi_degrees":0.7201},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3,"moon_longitude":34.3567,"elapsed_within_degrees":7.69},"yoga":{"number":25,"name":"Brahma","sum_longitude":331.9933},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.398,"elongation":96.72},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.398,"opposition_distance":83.28}},"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":"07:19","sunsetLocal":"18:07","solarNoonLocal":"12:43","dayLengthHours":10.795787862879457,"dayLengthDisplay":"10 Hours 47 Mins 45 Secs","nightLengthDisplay":"13 Hours 12 Mins 15 Secs","moonriseLocal":"12:23","moonsetLocal":"02:21","rahuKala":{"name":"Rāhu Kāla","start":"08:40","end":"10:01","startHours":8.665624309612273,"endHours":10.015097792472206,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:22","end":"12:43","startHours":11.364571275332139,"endHours":12.71404475819207,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:04","end":"15:25","startHours":14.063518241052002,"endHours":15.412991723911935,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:50","end":"10:12","startHours":9.835167994757548,"endHours":10.195027590186864,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:46","end":"08:03","startHours":7.765975321038986,"endHours":8.053862997382438,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:21","end":"13:04","startHours":12.354185162762755,"endHours":13.073904353621385,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:53","end":"06:36","startHours":5.87671244503508,"endHours":6.596431635893711,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:25","end":"07:19","startHours":6.4165018381790535,"endHours":7.316150826752342,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:31","end":"15:14","startHours":14.513342735338647,"endHours":15.233061926197276,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:55","end":"18:19","startHours":17.9119386896318,"endHours":18.3119386896318,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:07","end":"18:34","startHours":18.1119386896318,"endHours":18.561763183918444,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:52","end":"19:37","startHours":17.8619386896318,"endHours":19.6119386896318,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:21","end":"01:04","startHours":24.354185162762754,"endHours":25.073904353621387,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:19","end":"08:40","startHours":7.316150826752342,"endHours":8.665624309612273,"quality":"auspicious"},{"name":"Kāla","start":"08:40","end":"10:01","startHours":8.665624309612273,"endHours":10.015097792472206,"quality":"inauspicious"},{"name":"Śubha","start":"10:01","end":"11:22","startHours":10.015097792472206,"endHours":11.364571275332139,"quality":"auspicious"},{"name":"Roga","start":"11:22","end":"12:43","startHours":11.364571275332139,"endHours":12.71404475819207,"quality":"inauspicious"},{"name":"Udveg","start":"12:43","end":"14:04","startHours":12.71404475819207,"endHours":14.063518241052002,"quality":"inauspicious"},{"name":"Chala","start":"14:04","end":"15:25","startHours":14.063518241052002,"endHours":15.412991723911935,"quality":"neutral"},{"name":"Labha","start":"15:25","end":"16:46","startHours":15.412991723911935,"endHours":16.762465206771868,"quality":"auspicious"},{"name":"Amṛta","start":"16:46","end":"18:07","startHours":16.762465206771868,"endHours":18.1119386896318,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:07","end":"19:46","startHours":18.1119386896318,"endHours":19.762465206771868,"quality":"neutral"},{"name":"Labha","start":"19:46","end":"21:25","startHours":19.762465206771868,"endHours":21.412991723911937,"quality":"auspicious"},{"name":"Amṛta","start":"21:25","end":"23:04","startHours":21.412991723911937,"endHours":23.063518241052,"quality":"auspicious"},{"name":"Kāla","start":"23:04","end":"00:43","startHours":23.063518241052,"endHours":24.71404475819207,"quality":"inauspicious"},{"name":"Śubha","start":"00:43","end":"02:22","startHours":24.71404475819207,"endHours":26.36457127533214,"quality":"auspicious"},{"name":"Roga","start":"02:22","end":"04:01","startHours":26.36457127533214,"endHours":28.015097792472204,"quality":"inauspicious"},{"name":"Udveg","start":"04:01","end":"05:40","startHours":28.015097792472204,"endHours":29.665624309612273,"quality":"inauspicious"},{"name":"Chala","start":"05:40","end":"07:19","startHours":29.665624309612273,"endHours":31.31615082675234,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:19","end":"08:19","startHours":7.316150826752342,"endHours":8.316150826752342,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:19","end":"09:19","startHours":8.316150826752342,"endHours":9.316150826752342,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:19","end":"10:19","startHours":9.316150826752342,"endHours":10.316150826752342,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:19","end":"11:19","startHours":10.316150826752342,"endHours":11.316150826752342,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:19","end":"12:19","startHours":11.316150826752342,"endHours":12.316150826752342,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:19","end":"13:19","startHours":12.316150826752342,"endHours":13.316150826752342,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:19","end":"14:19","startHours":13.316150826752342,"endHours":14.316150826752342,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:19","end":"15:19","startHours":14.316150826752342,"endHours":15.316150826752342,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:19","end":"16:19","startHours":15.316150826752342,"endHours":16.31615082675234,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:19","end":"17:19","startHours":16.31615082675234,"endHours":17.31615082675234,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:19","end":"18:19","startHours":17.31615082675234,"endHours":18.31615082675234,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:19","end":"19:19","startHours":18.31615082675234,"endHours":19.31615082675234,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:19","end":"20:19","startHours":19.31615082675234,"endHours":20.31615082675234,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:19","end":"21:19","startHours":20.31615082675234,"endHours":21.31615082675234,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:19","end":"22:19","startHours":21.31615082675234,"endHours":22.31615082675234,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:19","end":"23:19","startHours":22.31615082675234,"endHours":23.31615082675234,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:19","end":"00:19","startHours":23.31615082675234,"endHours":24.31615082675234,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:19","end":"01:19","startHours":24.31615082675234,"endHours":25.31615082675234,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:19","end":"02:19","startHours":25.31615082675234,"endHours":26.31615082675234,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:19","end":"03:19","startHours":26.31615082675234,"endHours":27.31615082675234,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:19","end":"04:19","startHours":27.31615082675234,"endHours":28.31615082675234,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:19","end":"05:19","startHours":28.31615082675234,"endHours":29.31615082675234,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:19","end":"06:19","startHours":29.31615082675234,"endHours":30.31615082675234,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:19","end":"07:19","startHours":30.31615082675234,"endHours":31.31615082675234,"planetary_lord":"Venus"}],"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":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Dhvaja","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":-14.83794520524536,"eotMinutes":-14.546685491524224,"ayanamsa":22.5693}},"calendars":{"vikram_samvat":1965,"vikram_samvatsara":"Durmati","saka_samvat":1830,"saka_samvatsara":"Kīlaka","bengali_samvat":1315,"malayalam_era":1084,"nanakshahi_year":439,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Navamī · Vikram 1965 Durmati · Śaka 1830 Kīlaka"},"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":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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},{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","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 10, 1908 CE · Phoenix, USA · Vidhyamitra","description":"February 10, 1908 CE for Phoenix, USA: Śukla Navamī, sūryodaya 07:19, sūryāsta 18:07.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/1908-02-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/1908-02-10","sa":"https://sa.vidhyamitra.com/city/phoenix/1908-02-10","hi":"https://hi.vidhyamitra.com/city/phoenix/1908-02-10","x-default":"https://vidhyamitra.com/city/phoenix/1908-02-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-27T11:29:08.279Z","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":"2026-05-27T11:29:08.279Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-27T11:29:08.279Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}