{"id":"vidhyamitra:city-day:phoenix:1909-02-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/1909-02-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1909-02-07","date_display":"February 7, 1909 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":1909,"month":2,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2418344.770833,"kali_year":5010,"ahargana":1829879.2708,"sun":{"sidereal_longitude":295.337,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":136.3442,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":201.0072,"elapsed_within_tithi_degrees":9.0072},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1,"moon_longitude":136.3442,"elapsed_within_degrees":3.0109},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":71.6812},"karana":{"half_tithi_index":33,"name":"Gara"},"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":1909,"month":2,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2418344.770833,"ahargana":1829879.2708,"kali_year":5010,"ayanamsa_lahiri":22.5832,"grahas":{"sun":{"sidereal_longitude":295.065203,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":133.53740299999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false,"latitude":4.2831},"mars":{"sidereal_longitude":237.278103,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":305.585103,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":140.78220299999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":true},"venus":{"sidereal_longitude":276.234603,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":345.182303,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":64.1902,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":244.1902,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","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":1909,"month":2,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2418344.770833,"kali_year":5010,"ahargana":1829879.2708,"sun":{"sidereal_longitude":295.337,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":136.3442,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":201.0072,"elapsed_within_tithi_degrees":9.0072},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1,"moon_longitude":136.3442,"elapsed_within_degrees":3.0109},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":71.6812},"karana":{"half_tithi_index":33,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.283,"elongation":158.993},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.283,"opposition_distance":21.007}},"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":"18:05","solarNoonLocal":"12:43","dayLengthHours":10.728791163778254,"dayLengthDisplay":"10 Hours 43 Mins 44 Secs","nightLengthDisplay":"13 Hours 16 Mins 16 Secs","moonriseLocal":"19:29","moonsetLocal":"08:24","rahuKala":{"name":"Rāhu Kāla","start":"16:44","end":"18:05","startHours":16.73452422823962,"endHours":18.075623123711903,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:43","end":"14:03","startHours":12.711227541822776,"endHours":14.052326437295058,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:24","end":"16:44","startHours":15.39342533276734,"endHours":16.73452422823962,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:51","end":"10:12","startHours":9.850216564815241,"endHours":10.207842936941184,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:48","end":"08:05","startHours":7.793864925091077,"endHours":8.07996602279183,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:21","end":"13:04","startHours":12.353601169696834,"endHours":13.068853913948718,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:55","end":"06:38","startHours":5.916326471429882,"endHours":6.631579215681766,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:27","end":"07:21","startHours":6.452766029618795,"endHours":7.34683195993365,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:30","end":"15:13","startHours":14.499359402452486,"endHours":15.214612146704368,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:53","end":"18:17","startHours":17.875623123711904,"endHours":18.275623123711902,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:05","end":"18:31","startHours":18.075623123711903,"endHours":18.52265608886933,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:50","end":"19:35","startHours":17.825623123711903,"endHours":19.575623123711903,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:21","end":"01:04","startHours":24.353601169696834,"endHours":25.06885391394872,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:21","end":"08:41","startHours":7.34683195993365,"endHours":8.68793085540593,"quality":"inauspicious"},{"name":"Chala","start":"08:41","end":"10:02","startHours":8.68793085540593,"endHours":10.029029750878212,"quality":"neutral"},{"name":"Labha","start":"10:02","end":"11:22","startHours":10.029029750878212,"endHours":11.370128646350494,"quality":"auspicious"},{"name":"Amṛta","start":"11:22","end":"12:43","startHours":11.370128646350494,"endHours":12.711227541822776,"quality":"auspicious"},{"name":"Kāla","start":"12:43","end":"14:03","startHours":12.711227541822776,"endHours":14.052326437295058,"quality":"inauspicious"},{"name":"Śubha","start":"14:03","end":"15:24","startHours":14.052326437295058,"endHours":15.39342533276734,"quality":"auspicious"},{"name":"Roga","start":"15:24","end":"16:44","startHours":15.39342533276734,"endHours":16.73452422823962,"quality":"inauspicious"},{"name":"Udveg","start":"16:44","end":"18:05","startHours":16.73452422823962,"endHours":18.075623123711903,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:05","end":"19:44","startHours":18.075623123711903,"endHours":19.73452422823962,"quality":"auspicious"},{"name":"Roga","start":"19:44","end":"21:24","startHours":19.73452422823962,"endHours":21.39342533276734,"quality":"inauspicious"},{"name":"Udveg","start":"21:24","end":"23:03","startHours":21.39342533276734,"endHours":23.052326437295058,"quality":"inauspicious"},{"name":"Chala","start":"23:03","end":"00:43","startHours":23.052326437295058,"endHours":24.711227541822776,"quality":"neutral"},{"name":"Labha","start":"00:43","end":"02:22","startHours":24.711227541822776,"endHours":26.370128646350494,"quality":"auspicious"},{"name":"Amṛta","start":"02:22","end":"04:02","startHours":26.370128646350494,"endHours":28.029029750878212,"quality":"auspicious"},{"name":"Kāla","start":"04:02","end":"05:41","startHours":28.029029750878212,"endHours":29.68793085540593,"quality":"inauspicious"},{"name":"Śubha","start":"05:41","end":"07:21","startHours":29.68793085540593,"endHours":31.34683195993365,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:21","end":"08:21","startHours":7.34683195993365,"endHours":8.346831959933649,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:21","end":"09:21","startHours":8.346831959933649,"endHours":9.346831959933649,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:21","end":"10:21","startHours":9.346831959933649,"endHours":10.346831959933649,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:21","end":"11:21","startHours":10.346831959933649,"endHours":11.346831959933649,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:21","end":"12:21","startHours":11.346831959933649,"endHours":12.346831959933649,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:21","end":"13:21","startHours":12.346831959933649,"endHours":13.346831959933649,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:21","end":"14:21","startHours":13.346831959933649,"endHours":14.346831959933649,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:21","end":"15:21","startHours":14.346831959933649,"endHours":15.346831959933649,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:21","end":"16:21","startHours":15.346831959933649,"endHours":16.34683195993365,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:21","end":"17:21","startHours":16.34683195993365,"endHours":17.34683195993365,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:21","end":"18:21","startHours":17.34683195993365,"endHours":18.34683195993365,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:21","end":"19:21","startHours":18.34683195993365,"endHours":19.34683195993365,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:21","end":"20:21","startHours":19.34683195993365,"endHours":20.34683195993365,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:21","end":"21:21","startHours":20.34683195993365,"endHours":21.34683195993365,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:21","end":"22:21","startHours":21.34683195993365,"endHours":22.34683195993365,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:21","end":"23:21","startHours":22.34683195993365,"endHours":23.34683195993365,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:21","end":"00:21","startHours":23.34683195993365,"endHours":24.34683195993365,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:21","end":"01:21","startHours":24.34683195993365,"endHours":25.34683195993365,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:21","end":"02:21","startHours":25.34683195993365,"endHours":26.34683195993365,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:21","end":"03:21","startHours":26.34683195993365,"endHours":27.34683195993365,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:21","end":"04:21","startHours":27.34683195993365,"endHours":28.34683195993365,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:21","end":"05:21","startHours":28.34683195993365,"endHours":29.34683195993365,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:21","end":"06:21","startHours":29.34683195993365,"endHours":30.34683195993365,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:21","end":"07:21","startHours":30.34683195993365,"endHours":31.34683195993365,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"West","rahuVasa":"North-East","anandadiYoga":{"name":"Chatra","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":-15.54194341297416,"eotMinutes":-14.37765250936663,"ayanamsa":22.5832}},"calendars":{"vikram_samvat":1966,"vikram_samvatsara":"Dundubhi","saka_samvat":1831,"saka_samvatsara":"Saumya","bengali_samvat":1316,"malayalam_era":1085,"nanakshahi_year":440,"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 Dvitīyā · Vikram 1966 Dundubhi · Śaka 1831 Saumya"},"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 February 7, 1909 CE · Phoenix, USA · Vidhyamitra","description":"February 7, 1909 CE for Phoenix, USA: Kṛṣṇa Dvitīyā, sūryodaya 07:21, sūryāsta 18:05.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/1909-02-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/1909-02-07","sa":"https://sa.vidhyamitra.com/city/phoenix/1909-02-07","hi":"https://hi.vidhyamitra.com/city/phoenix/1909-02-07","x-default":"https://vidhyamitra.com/city/phoenix/1909-02-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T20:34:16.820Z","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":"2026-06-01T20:34:16.820Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T20:34:16.820Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}