{"id":"vidhyamitra:city-day:phoenix:1880-01-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/1880-01-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1880-01-18","date_display":"January 18, 1880 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":1880,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2407732.770833,"kali_year":4981,"ahargana":1819267.2708,"sun":{"sidereal_longitude":275.3996,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":350.4685,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":75.0689,"elapsed_within_tithi_degrees":3.0689},"nakshatra":{"number":27,"name":"Revatī","pada":2,"moon_longitude":350.4685,"elapsed_within_degrees":3.8019},"yoga":{"number":20,"name":"Śiva","sum_longitude":265.8682},"karana":{"half_tithi_index":12,"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":1880,"month":1,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2407732.770833,"ahargana":1819267.2708,"kali_year":4981,"ayanamsa_lahiri":22.1773,"grahas":{"sun":{"sidereal_longitude":275.19596,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":351.44796,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false,"latitude":4.4753},"mars":{"sidereal_longitude":28.51836000000003,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":259.77546000000007,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":321.55176000000006,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":234.42445999999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":348.93106,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":266.4651,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":86.4651,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","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":1880,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2407732.770833,"kali_year":4981,"ahargana":1819267.2708,"sun":{"sidereal_longitude":275.3996,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":350.4685,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":75.0689,"elapsed_within_tithi_degrees":3.0689},"nakshatra":{"number":27,"name":"Revatī","pada":2,"moon_longitude":350.4685,"elapsed_within_degrees":3.8019},"yoga":{"number":20,"name":"Śiva","sum_longitude":265.8682},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.475,"elongation":75.069},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.475,"opposition_distance":104.931}},"eclipse_window_40days":[{"offset_days":-6,"type":"solar","occurs":true,"moon_latitude":0.398,"elongation":2.622}]},"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":"07:32","sunsetLocal":"17:45","solarNoonLocal":"12:39","dayLengthHours":10.221016575703679,"dayLengthDisplay":"10 Hours 13 Mins 16 Secs","nightLengthDisplay":"13 Hours 46 Mins 44 Secs","moonriseLocal":"11:27","moonsetLocal":"00:01","rahuKala":{"name":"Rāhu Kāla","start":"16:29","end":"17:45","startHours":16.476968375583706,"endHours":17.754595447546667,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:39","end":"13:55","startHours":12.644087159694827,"endHours":13.921714231657786,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:12","end":"16:29","startHours":15.199341303620745,"endHours":16.476968375583706,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:55","end":"10:16","startHours":9.918482739507178,"endHours":10.259183292030635,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:58","end":"08:14","startHours":7.9594545624973065,"endHours":8.232015004516072,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:18","end":"12:59","startHours":12.30338660717137,"endHours":12.984787712218283,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:10","end":"06:51","startHours":6.170776661749162,"endHours":6.852177766796075,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:41","end":"07:32","startHours":6.681827490534347,"endHours":7.533578871842987,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:21","end":"15:02","startHours":14.347589922312107,"endHours":15.02899102735902,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:33","end":"17:57","startHours":17.554595447546667,"endHours":17.954595447546666,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:45","end":"18:11","startHours":17.754595447546667,"endHours":18.180471138200986,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:30","end":"19:15","startHours":17.504595447546667,"endHours":19.254595447546667,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:18","end":"00:59","startHours":24.303386607171372,"endHours":24.98478771221828,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:32","end":"08:49","startHours":7.533578871842987,"endHours":8.811205943805946,"quality":"inauspicious"},{"name":"Chala","start":"08:49","end":"10:05","startHours":8.811205943805946,"endHours":10.088833015768905,"quality":"neutral"},{"name":"Labha","start":"10:05","end":"11:22","startHours":10.088833015768905,"endHours":11.366460087731866,"quality":"auspicious"},{"name":"Amṛta","start":"11:22","end":"12:39","startHours":11.366460087731866,"endHours":12.644087159694827,"quality":"auspicious"},{"name":"Kāla","start":"12:39","end":"13:55","startHours":12.644087159694827,"endHours":13.921714231657786,"quality":"inauspicious"},{"name":"Śubha","start":"13:55","end":"15:12","startHours":13.921714231657786,"endHours":15.199341303620745,"quality":"auspicious"},{"name":"Roga","start":"15:12","end":"16:29","startHours":15.199341303620745,"endHours":16.476968375583706,"quality":"inauspicious"},{"name":"Udveg","start":"16:29","end":"17:45","startHours":16.476968375583706,"endHours":17.754595447546667,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:45","end":"19:29","startHours":17.754595447546667,"endHours":19.476968375583706,"quality":"auspicious"},{"name":"Roga","start":"19:29","end":"21:12","startHours":19.476968375583706,"endHours":21.19934130362075,"quality":"inauspicious"},{"name":"Udveg","start":"21:12","end":"22:55","startHours":21.19934130362075,"endHours":22.921714231657788,"quality":"inauspicious"},{"name":"Chala","start":"22:55","end":"00:39","startHours":22.921714231657788,"endHours":24.644087159694827,"quality":"neutral"},{"name":"Labha","start":"00:39","end":"02:22","startHours":24.644087159694827,"endHours":26.366460087731866,"quality":"auspicious"},{"name":"Amṛta","start":"02:22","end":"04:05","startHours":26.366460087731866,"endHours":28.088833015768905,"quality":"auspicious"},{"name":"Kāla","start":"04:05","end":"05:49","startHours":28.088833015768905,"endHours":29.81120594380595,"quality":"inauspicious"},{"name":"Śubha","start":"05:49","end":"07:32","startHours":29.81120594380595,"endHours":31.533578871842987,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:32","end":"08:32","startHours":7.533578871842987,"endHours":8.533578871842987,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:32","end":"09:32","startHours":8.533578871842987,"endHours":9.533578871842987,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:32","end":"10:32","startHours":9.533578871842987,"endHours":10.533578871842987,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:32","end":"11:32","startHours":10.533578871842987,"endHours":11.533578871842987,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:32","end":"12:32","startHours":11.533578871842987,"endHours":12.533578871842987,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:32","end":"13:32","startHours":12.533578871842987,"endHours":13.533578871842987,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:32","end":"14:32","startHours":13.533578871842987,"endHours":14.533578871842987,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:32","end":"15:32","startHours":14.533578871842987,"endHours":15.533578871842987,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:32","end":"16:32","startHours":15.533578871842987,"endHours":16.533578871842987,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:32","end":"17:32","startHours":16.533578871842987,"endHours":17.533578871842987,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:32","end":"18:32","startHours":17.533578871842987,"endHours":18.533578871842987,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:32","end":"19:32","startHours":18.533578871842987,"endHours":19.533578871842987,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:32","end":"20:32","startHours":19.533578871842987,"endHours":20.533578871842987,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:32","end":"21:32","startHours":20.533578871842987,"endHours":21.533578871842987,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:32","end":"22:32","startHours":21.533578871842987,"endHours":22.533578871842987,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:32","end":"23:32","startHours":22.533578871842987,"endHours":23.533578871842987,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:32","end":"00:32","startHours":23.533578871842987,"endHours":24.533578871842987,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:32","end":"01:32","startHours":24.533578871842987,"endHours":25.533578871842987,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:32","end":"02:32","startHours":25.533578871842987,"endHours":26.533578871842987,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:32","end":"03:32","startHours":26.533578871842987,"endHours":27.533578871842987,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:32","end":"04:32","startHours":27.533578871842987,"endHours":28.533578871842987,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:32","end":"05:32","startHours":28.533578871842987,"endHours":29.533578871842987,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:32","end":"06:32","startHours":29.533578871842987,"endHours":30.533578871842987,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:32","end":"07:32","startHours":30.533578871842987,"endHours":31.533578871842987,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-20.683067772404428,"eotMinutes":-10.349229581689698,"ayanamsa":22.1773}},"calendars":{"vikram_samvat":1937,"vikram_samvatsara":"Vijaya","saka_samvat":1802,"saka_samvatsara":"Vikrama","bengali_samvat":1287,"malayalam_era":1056,"nanakshahi_year":411,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Saptamī · Vikram 1937 Vijaya · Śaka 1802 Vikrama"},"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 January 18, 1880 CE · Phoenix, USA · Vidhyamitra","description":"January 18, 1880 CE for Phoenix, USA: Śukla Saptamī, sūryodaya 07:32, sūryāsta 17:45.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/1880-01-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/1880-01-18","sa":"https://sa.vidhyamitra.com/city/phoenix/1880-01-18","hi":"https://hi.vidhyamitra.com/city/phoenix/1880-01-18","x-default":"https://vidhyamitra.com/city/phoenix/1880-01-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T07:36:19.546Z","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":"2026-06-02T07:36:19.546Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T07:36:19.546Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}