{"id":"vidhyamitra:city-day:phoenix:2090-01-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2090-01-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2090-01-28","date_display":"January 28, 2090 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":2090,"month":1,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484444.770833,"kali_year":5191,"ahargana":1895979.2708,"sun":{"sidereal_longitude":283.2506,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":254.2265,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":330.9759,"elapsed_within_tithi_degrees":6.9759},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1,"moon_longitude":254.2265,"elapsed_within_degrees":0.8932},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":177.4772},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2090,"month":1,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2484444.770833,"ahargana":1895979.2708,"kali_year":5191,"ayanamsa_lahiri":25.1113,"grahas":{"sun":{"sidereal_longitude":283.476897,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"moon":{"sidereal_longitude":255.10339699999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false,"latitude":4.4963},"mars":{"sidereal_longitude":284.731997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":264.97389699999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":227.78459700000008,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":292.262197,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":38.629997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":161.8941,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":341.8941,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"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":2090,"month":1,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484444.770833,"kali_year":5191,"ahargana":1895979.2708,"sun":{"sidereal_longitude":283.2506,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":254.2265,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":330.9759,"elapsed_within_tithi_degrees":6.9759},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1,"moon_longitude":254.2265,"elapsed_within_degrees":0.8932},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":177.4772},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.496,"elongation":29.024},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.496,"opposition_distance":150.976}},"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":"07:27","sunsetLocal":"17:56","solarNoonLocal":"12:41","dayLengthHours":10.47932124774067,"dayLengthDisplay":"10 Hours 28 Mins 46 Secs","nightLengthDisplay":"13 Hours 31 Mins 14 Secs","moonriseLocal":"05:50","moonsetLocal":"15:46","rahuKala":{"name":"Rāhu Kāla","start":"10:04","end":"11:23","startHours":10.068013555312598,"endHours":11.37792871128018,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:00","end":"15:18","startHours":13.997759023215348,"endHours":15.307674179182932,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:27","end":"08:45","startHours":7.44818324337743,"endHours":8.758098399345014,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:54","end":"10:15","startHours":9.893358201183586,"endHours":10.242668909441608,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:53","end":"08:10","startHours":7.884821628699958,"endHours":8.164270195306376,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:20","end":"13:02","startHours":12.338533158989742,"endHours":13.037154575505786,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:03","end":"06:45","startHours":6.0509404103453415,"endHours":6.7495618268613855,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:34","end":"07:27","startHours":6.5749064727323745,"endHours":7.44818324337743,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:08","startHours":14.434397408537876,"endHours":15.13301882505392,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:44","end":"18:08","startHours":17.7275044911181,"endHours":18.1275044911181,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:56","end":"18:22","startHours":17.9275044911181,"endHours":18.364142876440628,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:41","end":"19:26","startHours":17.6775044911181,"endHours":19.4275044911181,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:20","end":"01:02","startHours":24.33853315898974,"endHours":25.037154575505788,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:27","end":"08:45","startHours":7.44818324337743,"endHours":8.758098399345014,"quality":"inauspicious"},{"name":"Śubha","start":"08:45","end":"10:04","startHours":8.758098399345014,"endHours":10.068013555312598,"quality":"auspicious"},{"name":"Roga","start":"10:04","end":"11:23","startHours":10.068013555312598,"endHours":11.37792871128018,"quality":"inauspicious"},{"name":"Udveg","start":"11:23","end":"12:41","startHours":11.37792871128018,"endHours":12.687843867247764,"quality":"inauspicious"},{"name":"Chala","start":"12:41","end":"14:00","startHours":12.687843867247764,"endHours":13.997759023215348,"quality":"neutral"},{"name":"Labha","start":"14:00","end":"15:18","startHours":13.997759023215348,"endHours":15.307674179182932,"quality":"auspicious"},{"name":"Amṛta","start":"15:18","end":"16:37","startHours":15.307674179182932,"endHours":16.617589335150516,"quality":"auspicious"},{"name":"Kāla","start":"16:37","end":"17:56","startHours":16.617589335150516,"endHours":17.9275044911181,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:56","end":"19:37","startHours":17.9275044911181,"endHours":19.617589335150516,"quality":"auspicious"},{"name":"Amṛta","start":"19:37","end":"21:18","startHours":19.617589335150516,"endHours":21.307674179182932,"quality":"auspicious"},{"name":"Kāla","start":"21:18","end":"23:00","startHours":21.307674179182932,"endHours":22.997759023215348,"quality":"inauspicious"},{"name":"Śubha","start":"23:00","end":"00:41","startHours":22.997759023215348,"endHours":24.687843867247764,"quality":"auspicious"},{"name":"Roga","start":"00:41","end":"02:23","startHours":24.687843867247764,"endHours":26.377928711280184,"quality":"inauspicious"},{"name":"Udveg","start":"02:23","end":"04:04","startHours":26.377928711280184,"endHours":28.068013555312596,"quality":"inauspicious"},{"name":"Chala","start":"04:04","end":"05:45","startHours":28.068013555312596,"endHours":29.758098399345016,"quality":"neutral"},{"name":"Labha","start":"05:45","end":"07:27","startHours":29.758098399345016,"endHours":31.44818324337743,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:27","end":"08:27","startHours":7.44818324337743,"endHours":8.44818324337743,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:27","end":"09:27","startHours":8.44818324337743,"endHours":9.44818324337743,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:27","end":"10:27","startHours":9.44818324337743,"endHours":10.44818324337743,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:27","end":"11:27","startHours":10.44818324337743,"endHours":11.44818324337743,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:27","end":"12:27","startHours":11.44818324337743,"endHours":12.44818324337743,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:27","end":"13:27","startHours":12.44818324337743,"endHours":13.44818324337743,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:27","end":"14:27","startHours":13.44818324337743,"endHours":14.44818324337743,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:27","end":"15:27","startHours":14.44818324337743,"endHours":15.44818324337743,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:27","end":"16:27","startHours":15.44818324337743,"endHours":16.44818324337743,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:27","end":"17:27","startHours":16.44818324337743,"endHours":17.44818324337743,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:27","end":"18:27","startHours":17.44818324337743,"endHours":18.44818324337743,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:27","end":"19:27","startHours":18.44818324337743,"endHours":19.44818324337743,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:27","end":"20:27","startHours":19.44818324337743,"endHours":20.44818324337743,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:27","end":"21:27","startHours":20.44818324337743,"endHours":21.44818324337743,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:27","end":"22:27","startHours":21.44818324337743,"endHours":22.44818324337743,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:27","end":"23:27","startHours":22.44818324337743,"endHours":23.44818324337743,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:27","end":"00:27","startHours":23.44818324337743,"endHours":24.44818324337743,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:27","end":"01:27","startHours":24.44818324337743,"endHours":25.44818324337743,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:27","end":"02:27","startHours":25.44818324337743,"endHours":26.44818324337743,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:27","end":"03:27","startHours":26.44818324337743,"endHours":27.44818324337743,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:27","end":"04:27","startHours":27.44818324337743,"endHours":28.44818324337743,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:27","end":"05:27","startHours":28.44818324337743,"endHours":29.44818324337743,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:27","end":"06:27","startHours":29.44818324337743,"endHours":30.44818324337743,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:27","end":"07:27","startHours":30.44818324337743,"endHours":31.44818324337743,"planetary_lord":"Mercury"}],"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","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"East","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-18.112703654472817,"eotMinutes":-12.974632034865841,"ayanamsa":25.1113}},"calendars":{"vikram_samvat":2147,"vikram_samvatsara":"Rudhirodgāri","saka_samvat":2012,"saka_samvatsara":"Sādhāraṇa","bengali_samvat":1497,"malayalam_era":1266,"nanakshahi_year":621,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","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":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Trayodaśī · Vikram 2147 Rudhirodgāri · Śaka 2012 Sādhāraṇa"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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, 2090 CE · Phoenix, USA · Vidhyamitra","description":"January 28, 2090 CE for Phoenix, USA: Kṛṣṇa Trayodaśī, sūryodaya 07:27, sūryāsta 17:56.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2090-01-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2090-01-28","sa":"https://sa.vidhyamitra.com/city/phoenix/2090-01-28","hi":"https://hi.vidhyamitra.com/city/phoenix/2090-01-28","x-default":"https://vidhyamitra.com/city/phoenix/2090-01-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T16:04:49.648Z","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":"2026-06-02T16:04:49.648Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T16:04:49.648Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}