{"id":"vidhyamitra:city-day:phoenix:1879-01-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/1879-01-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1879-01-28","date_display":"January 28, 1879 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":1879,"month":1,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2407377.770833,"kali_year":4980,"ahargana":1818912.2708,"sun":{"sidereal_longitude":285.9083,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":351.3676,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":65.4593,"elapsed_within_tithi_degrees":5.4593},"nakshatra":{"number":27,"name":"Revatī","pada":2,"moon_longitude":351.3676,"elapsed_within_degrees":4.7009},"yoga":{"number":21,"name":"Siddha","sum_longitude":277.2759},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":1879,"month":1,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2407377.770833,"ahargana":1818912.2708,"kali_year":4980,"ayanamsa_lahiri":22.1638,"grahas":{"sun":{"sidereal_longitude":285.62582299999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"moon":{"sidereal_longitude":348.974523,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false,"latitude":4.1132},"mars":{"sidereal_longitude":243.73702300000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":265.48012300000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":296.038823,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":300.04082300000005,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":337.930423,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":285.2747,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":105.2747,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":1879,"month":1,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2407377.770833,"kali_year":4980,"ahargana":1818912.2708,"sun":{"sidereal_longitude":285.9083,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":351.3676,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":65.4593,"elapsed_within_tithi_degrees":5.4593},"nakshatra":{"number":27,"name":"Revatī","pada":2,"moon_longitude":351.3676,"elapsed_within_degrees":4.7009},"yoga":{"number":21,"name":"Siddha","sum_longitude":277.2759},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.113,"elongation":65.459},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.113,"opposition_distance":114.541}},"eclipse_window_40days":[{"offset_days":10,"type":"lunar","occurs":true,"moon_latitude":-0.753,"opposition_distance":1.725}]},"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":"07:28","sunsetLocal":"17:55","solarNoonLocal":"12:41","dayLengthHours":10.45889847008501,"dayLengthDisplay":"10 Hours 27 Mins 32 Secs","nightLengthDisplay":"13 Hours 32 Mins 28 Secs","moonriseLocal":"10:40","moonsetLocal":"23:09","rahuKala":{"name":"Rāhu Kāla","start":"15:18","end":"16:37","startHours":15.302568484769019,"endHours":16.609930793529642,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:04","end":"11:23","startHours":10.073119249726513,"endHours":11.380481558487139,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:41","end":"14:00","startHours":12.687843867247764,"endHours":13.995206176008391,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:54","end":"10:15","startHours":9.898804275225096,"endHours":10.247434224227929,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:54","end":"08:10","startHours":7.894182068458802,"endHours":8.17308602766107,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:20","end":"13:02","startHours":12.33921391824493,"endHours":13.036473816250599,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:04","end":"06:46","startHours":6.063874836193925,"endHours":6.761134734199593,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:35","end":"07:28","startHours":6.586819759698176,"endHours":7.45839463220526,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:08","startHours":14.430993612261933,"endHours":15.1282535102676,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:43","end":"18:07","startHours":17.71729310229027,"endHours":18.11729310229027,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:55","end":"18:21","startHours":17.91729310229027,"endHours":18.35308053854381,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:40","end":"19:25","startHours":17.66729310229027,"endHours":19.41729310229027,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:20","end":"01:02","startHours":24.33921391824493,"endHours":25.0364738162506,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"07:28","end":"08:46","startHours":7.45839463220526,"endHours":8.765756940965886,"quality":"inauspicious"},{"name":"Udveg","start":"08:46","end":"10:04","startHours":8.765756940965886,"endHours":10.073119249726513,"quality":"inauspicious"},{"name":"Chala","start":"10:04","end":"11:23","startHours":10.073119249726513,"endHours":11.380481558487139,"quality":"neutral"},{"name":"Labha","start":"11:23","end":"12:41","startHours":11.380481558487139,"endHours":12.687843867247764,"quality":"auspicious"},{"name":"Amṛta","start":"12:41","end":"14:00","startHours":12.687843867247764,"endHours":13.995206176008391,"quality":"auspicious"},{"name":"Kāla","start":"14:00","end":"15:18","startHours":13.995206176008391,"endHours":15.302568484769019,"quality":"inauspicious"},{"name":"Śubha","start":"15:18","end":"16:37","startHours":15.302568484769019,"endHours":16.609930793529642,"quality":"auspicious"},{"name":"Roga","start":"16:37","end":"17:55","startHours":16.609930793529642,"endHours":17.91729310229027,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:55","end":"19:37","startHours":17.91729310229027,"endHours":19.609930793529642,"quality":"inauspicious"},{"name":"Śubha","start":"19:37","end":"21:18","startHours":19.609930793529642,"endHours":21.30256848476902,"quality":"auspicious"},{"name":"Roga","start":"21:18","end":"23:00","startHours":21.30256848476902,"endHours":22.99520617600839,"quality":"inauspicious"},{"name":"Udveg","start":"23:00","end":"00:41","startHours":22.99520617600839,"endHours":24.687843867247764,"quality":"inauspicious"},{"name":"Chala","start":"00:41","end":"02:23","startHours":24.687843867247764,"endHours":26.380481558487137,"quality":"neutral"},{"name":"Labha","start":"02:23","end":"04:04","startHours":26.380481558487137,"endHours":28.07311924972651,"quality":"auspicious"},{"name":"Amṛta","start":"04:04","end":"05:46","startHours":28.07311924972651,"endHours":29.765756940965886,"quality":"auspicious"},{"name":"Kāla","start":"05:46","end":"07:28","startHours":29.765756940965886,"endHours":31.45839463220526,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:28","end":"08:28","startHours":7.45839463220526,"endHours":8.458394632205259,"planetary_lord":"Mars"},{"name":"Hora 2","start":"08:28","end":"09:28","startHours":8.458394632205259,"endHours":9.458394632205259,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"09:28","end":"10:28","startHours":9.458394632205259,"endHours":10.458394632205259,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"10:28","end":"11:28","startHours":10.458394632205259,"endHours":11.458394632205259,"planetary_lord":"Moon"},{"name":"Hora 5","start":"11:28","end":"12:28","startHours":11.458394632205259,"endHours":12.458394632205259,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"12:28","end":"13:28","startHours":12.458394632205259,"endHours":13.458394632205259,"planetary_lord":"Venus"},{"name":"Hora 7","start":"13:28","end":"14:28","startHours":13.458394632205259,"endHours":14.458394632205259,"planetary_lord":"Sun"},{"name":"Hora 8","start":"14:28","end":"15:28","startHours":14.458394632205259,"endHours":15.458394632205259,"planetary_lord":"Mars"},{"name":"Hora 9","start":"15:28","end":"16:28","startHours":15.458394632205259,"endHours":16.45839463220526,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"16:28","end":"17:28","startHours":16.45839463220526,"endHours":17.45839463220526,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"17:28","end":"18:28","startHours":17.45839463220526,"endHours":18.45839463220526,"planetary_lord":"Moon"},{"name":"Hora 12","start":"18:28","end":"19:28","startHours":18.45839463220526,"endHours":19.45839463220526,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"19:28","end":"20:28","startHours":19.45839463220526,"endHours":20.45839463220526,"planetary_lord":"Venus"},{"name":"Hora 14","start":"20:28","end":"21:28","startHours":20.45839463220526,"endHours":21.45839463220526,"planetary_lord":"Sun"},{"name":"Hora 15","start":"21:28","end":"22:28","startHours":21.45839463220526,"endHours":22.45839463220526,"planetary_lord":"Mars"},{"name":"Hora 16","start":"22:28","end":"23:28","startHours":22.45839463220526,"endHours":23.45839463220526,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"23:28","end":"00:28","startHours":23.45839463220526,"endHours":24.45839463220526,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"00:28","end":"01:28","startHours":24.45839463220526,"endHours":25.45839463220526,"planetary_lord":"Moon"},{"name":"Hora 19","start":"01:28","end":"02:28","startHours":25.45839463220526,"endHours":26.45839463220526,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"02:28","end":"03:28","startHours":26.45839463220526,"endHours":27.45839463220526,"planetary_lord":"Venus"},{"name":"Hora 21","start":"03:28","end":"04:28","startHours":27.45839463220526,"endHours":28.45839463220526,"planetary_lord":"Sun"},{"name":"Hora 22","start":"04:28","end":"05:28","startHours":28.45839463220526,"endHours":29.45839463220526,"planetary_lord":"Mars"},{"name":"Hora 23","start":"05:28","end":"06:28","startHours":29.45839463220526,"endHours":30.45839463220526,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"06:28","end":"07:28","startHours":30.45839463220526,"endHours":31.45839463220526,"planetary_lord":"Saturn"}],"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":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"North","anandadiYoga":{"name":"Dhvaja","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":-18.319432315503693,"eotMinutes":-12.974632034865841,"ayanamsa":22.1638}},"calendars":{"vikram_samvat":1936,"vikram_samvatsara":"Nandana","saka_samvat":1801,"saka_samvatsara":"Pramāthi","bengali_samvat":1286,"malayalam_era":1055,"nanakshahi_year":410,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","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":"Māgha Śukla Ṣaṣṭhī · Vikram 1936 Nandana · Śaka 1801 Pramāthi"},"festivals":[],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 28, 1879 CE · Phoenix, USA · Vidhyamitra","description":"January 28, 1879 CE for Phoenix, USA: Śukla Ṣaṣṭhī, sūryodaya 07:28, sūryāsta 17:55.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/1879-01-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/1879-01-28","sa":"https://sa.vidhyamitra.com/city/phoenix/1879-01-28","hi":"https://hi.vidhyamitra.com/city/phoenix/1879-01-28","x-default":"https://vidhyamitra.com/city/phoenix/1879-01-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T08:30:56.007Z","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":"2026-06-01T08:30:56.007Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T08:30:56.007Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}