{"id":"vidhyamitra:city-day:phoenix:1937-01-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/1937-01-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1937-01-07","date_display":"January 7, 1937 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":1937,"month":1,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2428540.770833,"kali_year":5038,"ahargana":1840075.2708,"sun":{"sidereal_longitude":263.333,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":198.4416,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":295.1085,"elapsed_within_tithi_degrees":7.1085},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":198.4416,"elapsed_within_degrees":11.7749},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":101.7746},"karana":{"half_tithi_index":49,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1937,"month":1,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2428540.770833,"ahargana":1840075.2708,"kali_year":5038,"ayanamsa_lahiri":22.9732,"grahas":{"sun":{"sidereal_longitude":263.35954100000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":199.89354100000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false,"latitude":-3.2089},"mars":{"sidereal_longitude":188.52754100000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":279.384641,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":256.02064099999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":308.93384100000003,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":325.31644099999994,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":243.9571,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":63.9571,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","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":1937,"month":1,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2428540.770833,"kali_year":5038,"ahargana":1840075.2708,"sun":{"sidereal_longitude":263.333,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":198.4416,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":295.1085,"elapsed_within_tithi_degrees":7.1085},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":198.4416,"elapsed_within_degrees":11.7749},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":101.7746},"karana":{"half_tithi_index":49,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.209,"elongation":64.891},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.209,"opposition_distance":115.109}},"eclipse_window_40days":[{"offset_days":-10,"type":"lunar","occurs":true,"moon_latitude":-0.661,"opposition_distance":0.106}]},"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":"17:36","solarNoonLocal":"12:35","dayLengthHours":10.038589715370355,"dayLengthDisplay":"10 Hours 02 Mins 19 Secs","nightLengthDisplay":"13 Hours 57 Mins 41 Secs","moonriseLocal":"03:01","moonsetLocal":"13:41","rahuKala":{"name":"Rāhu Kāla","start":"13:50","end":"15:05","startHours":13.831291619544956,"endHours":15.08611533396625,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:33","end":"08:49","startHours":7.557173047438484,"endHours":8.811996761859778,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:04","end":"11:19","startHours":10.066820476281073,"endHours":11.321644190702367,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:54","end":"10:14","startHours":9.899510647691567,"endHours":10.234130304870579,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:59","end":"08:15","startHours":7.9754476189122485,"endHours":8.243143344655458,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:15","end":"12:55","startHours":12.241848247944649,"endHours":12.911087562302672,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:13","end":"06:53","startHours":6.2186944187224364,"endHours":6.887933733080461,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:43","end":"07:33","startHours":6.720623904490955,"endHours":7.557173047438484,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:15","end":"14:55","startHours":14.24956619101872,"endHours":14.918805505376744,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:24","end":"17:48","startHours":17.39576276280884,"endHours":17.795762762808838,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:36","end":"18:01","startHours":17.59576276280884,"endHours":18.014037334282605,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:21","end":"19:06","startHours":17.34576276280884,"endHours":19.09576276280884,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:15","end":"00:55","startHours":24.24184824794465,"endHours":24.911087562302672,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:33","end":"08:49","startHours":7.557173047438484,"endHours":8.811996761859778,"quality":"auspicious"},{"name":"Roga","start":"08:49","end":"10:04","startHours":8.811996761859778,"endHours":10.066820476281073,"quality":"inauspicious"},{"name":"Udveg","start":"10:04","end":"11:19","startHours":10.066820476281073,"endHours":11.321644190702367,"quality":"inauspicious"},{"name":"Chala","start":"11:19","end":"12:35","startHours":11.321644190702367,"endHours":12.57646790512366,"quality":"neutral"},{"name":"Labha","start":"12:35","end":"13:50","startHours":12.57646790512366,"endHours":13.831291619544956,"quality":"auspicious"},{"name":"Amṛta","start":"13:50","end":"15:05","startHours":13.831291619544956,"endHours":15.08611533396625,"quality":"auspicious"},{"name":"Kāla","start":"15:05","end":"16:20","startHours":15.08611533396625,"endHours":16.340939048387547,"quality":"inauspicious"},{"name":"Śubha","start":"16:20","end":"17:36","startHours":16.340939048387547,"endHours":17.59576276280884,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:36","end":"19:20","startHours":17.59576276280884,"endHours":19.340939048387543,"quality":"auspicious"},{"name":"Kāla","start":"19:20","end":"21:05","startHours":19.340939048387543,"endHours":21.08611533396625,"quality":"inauspicious"},{"name":"Śubha","start":"21:05","end":"22:50","startHours":21.08611533396625,"endHours":22.831291619544956,"quality":"auspicious"},{"name":"Roga","start":"22:50","end":"00:35","startHours":22.831291619544956,"endHours":24.57646790512366,"quality":"inauspicious"},{"name":"Udveg","start":"00:35","end":"02:19","startHours":24.57646790512366,"endHours":26.321644190702365,"quality":"inauspicious"},{"name":"Chala","start":"02:19","end":"04:04","startHours":26.321644190702365,"endHours":28.066820476281073,"quality":"neutral"},{"name":"Labha","start":"04:04","end":"05:49","startHours":28.066820476281073,"endHours":29.811996761859778,"quality":"auspicious"},{"name":"Amṛta","start":"05:49","end":"07:33","startHours":29.811996761859778,"endHours":31.557173047438482,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:33","end":"08:33","startHours":7.557173047438484,"endHours":8.557173047438484,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:33","end":"09:33","startHours":8.557173047438484,"endHours":9.557173047438484,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:33","end":"10:33","startHours":9.557173047438484,"endHours":10.557173047438484,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:33","end":"11:33","startHours":10.557173047438484,"endHours":11.557173047438484,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:33","end":"12:33","startHours":11.557173047438484,"endHours":12.557173047438484,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:33","end":"13:33","startHours":12.557173047438484,"endHours":13.557173047438484,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:33","end":"14:33","startHours":13.557173047438484,"endHours":14.557173047438484,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:33","end":"15:33","startHours":14.557173047438484,"endHours":15.557173047438484,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:33","end":"16:33","startHours":15.557173047438484,"endHours":16.557173047438482,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:33","end":"17:33","startHours":16.557173047438482,"endHours":17.557173047438482,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:33","end":"18:33","startHours":17.557173047438482,"endHours":18.557173047438482,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:33","end":"19:33","startHours":18.557173047438482,"endHours":19.557173047438482,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:33","end":"20:33","startHours":19.557173047438482,"endHours":20.557173047438482,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:33","end":"21:33","startHours":20.557173047438482,"endHours":21.557173047438482,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:33","end":"22:33","startHours":21.557173047438482,"endHours":22.557173047438482,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:33","end":"23:33","startHours":22.557173047438482,"endHours":23.557173047438482,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:33","end":"00:33","startHours":23.557173047438482,"endHours":24.557173047438482,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:33","end":"01:33","startHours":24.557173047438482,"endHours":25.557173047438482,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:33","end":"02:33","startHours":25.557173047438482,"endHours":26.557173047438482,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:33","end":"03:33","startHours":26.557173047438482,"endHours":27.557173047438482,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:33","end":"04:33","startHours":27.557173047438482,"endHours":28.557173047438482,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:33","end":"05:33","startHours":28.557173047438482,"endHours":29.557173047438482,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:33","end":"06:33","startHours":29.557173047438482,"endHours":30.557173047438482,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:33","end":"07:33","startHours":30.557173047438482,"endHours":31.557173047438482,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"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":"South (Dakṣiṇa)","chandraVasa":"North","rahuVasa":"North-West","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":-22.43790046142402,"eotMinutes":-6.292074307419696,"ayanamsa":22.9732}},"calendars":{"vikram_samvat":1994,"vikram_samvatsara":"Vikṛti","saka_samvat":1859,"saka_samvatsara":"Īśvara","bengali_samvat":1344,"malayalam_era":1113,"nanakshahi_year":468,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Mārgaśīrṣa","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 Kṛṣṇa Daśamī · Vikram 1994 Vikṛti · Śaka 1859 Īśvara"},"festivals":[],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 7, 1937 CE · Phoenix, USA · Vidhyamitra","description":"January 7, 1937 CE for Phoenix, USA: Kṛṣṇa Daśamī, sūryodaya 07:33, sūryāsta 17:36.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/1937-01-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/1937-01-07","sa":"https://sa.vidhyamitra.com/city/phoenix/1937-01-07","hi":"https://hi.vidhyamitra.com/city/phoenix/1937-01-07","x-default":"https://vidhyamitra.com/city/phoenix/1937-01-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T16:05:22.845Z","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":"2026-06-02T16:05:22.845Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T16:05:22.845Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}