{"id":"vidhyamitra:city-day:phoenix:2091-01-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2091-01-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2091-01-11","date_display":"January 11, 2091 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":2091,"month":1,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484792.770833,"kali_year":5192,"ahargana":1896327.2708,"sun":{"sidereal_longitude":265.5442,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":154.5313,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":248.987,"elapsed_within_tithi_degrees":8.987},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3,"moon_longitude":154.5313,"elapsed_within_degrees":7.8646},"yoga":{"number":5,"name":"Śobhana","sum_longitude":60.0755},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"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":2091,"month":1,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2484792.770833,"ahargana":1896327.2708,"kali_year":5192,"ayanamsa_lahiri":25.1246,"grahas":{"sun":{"sidereal_longitude":265.9122010000001,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":156.43000099999995,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false,"latitude":0.8636},"mars":{"sidereal_longitude":148.13080100000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":249.377701,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":249.644501,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"venus":{"sidereal_longitude":219.60120099999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":53.886101,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":143.4554,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":323.4554,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":2091,"month":1,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484792.770833,"kali_year":5192,"ahargana":1896327.2708,"sun":{"sidereal_longitude":265.5442,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":154.5313,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":248.987,"elapsed_within_tithi_degrees":8.987},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3,"moon_longitude":154.5313,"elapsed_within_degrees":7.8646},"yoga":{"number":5,"name":"Śobhana","sum_longitude":60.0755},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.864,"elongation":111.013},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.864,"opposition_distance":68.987}},"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":"07:33","sunsetLocal":"17:39","solarNoonLocal":"12:36","dayLengthHours":10.106456910249754,"dayLengthDisplay":"10 Hours 06 Mins 23 Secs","nightLengthDisplay":"13 Hours 53 Mins 37 Secs","moonriseLocal":"23:17","moonsetLocal":"11:19","rahuKala":{"name":"Rāhu Kāla","start":"13:52","end":"15:08","startHours":13.866348817697327,"endHours":15.129655931478545,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:33","end":"08:49","startHours":7.549813248791231,"endHours":8.81312036257245,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:05","end":"11:20","startHours":10.076427476353668,"endHours":11.339734590134888,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:54","end":"10:15","startHours":9.907986527849506,"endHours":10.244868424857831,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:58","end":"08:14","startHours":7.970915620051637,"endHours":8.240421137658297,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:16","end":"12:56","startHours":12.266159806907783,"endHours":12.939923600924434,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:12","end":"06:53","startHours":6.20228566075793,"endHours":6.876049454774581,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:42","end":"07:33","startHours":6.707608506270418,"endHours":7.549813248791231,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:17","end":"14:58","startHours":14.287451188957734,"endHours":14.961214982974385,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:27","end":"17:51","startHours":17.456270159040987,"endHours":17.856270159040985,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:39","end":"18:05","startHours":17.656270159040986,"endHours":18.077372530301393,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:24","end":"19:09","startHours":17.406270159040986,"endHours":19.156270159040986,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:16","end":"00:56","startHours":24.266159806907783,"endHours":24.939923600924434,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:33","end":"08:49","startHours":7.549813248791231,"endHours":8.81312036257245,"quality":"auspicious"},{"name":"Roga","start":"08:49","end":"10:05","startHours":8.81312036257245,"endHours":10.076427476353668,"quality":"inauspicious"},{"name":"Udveg","start":"10:05","end":"11:20","startHours":10.076427476353668,"endHours":11.339734590134888,"quality":"inauspicious"},{"name":"Chala","start":"11:20","end":"12:36","startHours":11.339734590134888,"endHours":12.603041703916109,"quality":"neutral"},{"name":"Labha","start":"12:36","end":"13:52","startHours":12.603041703916109,"endHours":13.866348817697327,"quality":"auspicious"},{"name":"Amṛta","start":"13:52","end":"15:08","startHours":13.866348817697327,"endHours":15.129655931478545,"quality":"auspicious"},{"name":"Kāla","start":"15:08","end":"16:24","startHours":15.129655931478545,"endHours":16.392963045259766,"quality":"inauspicious"},{"name":"Śubha","start":"16:24","end":"17:39","startHours":16.392963045259766,"endHours":17.656270159040986,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:39","end":"19:24","startHours":17.656270159040986,"endHours":19.392963045259766,"quality":"auspicious"},{"name":"Kāla","start":"19:24","end":"21:08","startHours":19.392963045259766,"endHours":21.129655931478545,"quality":"inauspicious"},{"name":"Śubha","start":"21:08","end":"22:52","startHours":21.129655931478545,"endHours":22.86634881769733,"quality":"auspicious"},{"name":"Roga","start":"22:52","end":"00:36","startHours":22.86634881769733,"endHours":24.60304170391611,"quality":"inauspicious"},{"name":"Udveg","start":"00:36","end":"02:20","startHours":24.60304170391611,"endHours":26.33973459013489,"quality":"inauspicious"},{"name":"Chala","start":"02:20","end":"04:05","startHours":26.33973459013489,"endHours":28.076427476353672,"quality":"neutral"},{"name":"Labha","start":"04:05","end":"05:49","startHours":28.076427476353672,"endHours":29.81312036257245,"quality":"auspicious"},{"name":"Amṛta","start":"05:49","end":"07:33","startHours":29.81312036257245,"endHours":31.54981324879123,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:33","end":"08:33","startHours":7.549813248791231,"endHours":8.549813248791232,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:33","end":"09:33","startHours":8.549813248791232,"endHours":9.549813248791232,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:33","end":"10:33","startHours":9.549813248791232,"endHours":10.549813248791232,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:33","end":"11:33","startHours":10.549813248791232,"endHours":11.549813248791232,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:33","end":"12:33","startHours":11.549813248791232,"endHours":12.549813248791232,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:33","end":"13:33","startHours":12.549813248791232,"endHours":13.549813248791232,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:33","end":"14:33","startHours":13.549813248791232,"endHours":14.549813248791232,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:33","end":"15:33","startHours":14.549813248791232,"endHours":15.549813248791232,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:33","end":"16:33","startHours":15.549813248791232,"endHours":16.54981324879123,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:33","end":"17:33","startHours":16.54981324879123,"endHours":17.54981324879123,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:33","end":"18:33","startHours":17.54981324879123,"endHours":18.54981324879123,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:33","end":"19:33","startHours":18.54981324879123,"endHours":19.54981324879123,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:33","end":"20:33","startHours":19.54981324879123,"endHours":20.54981324879123,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:33","end":"21:33","startHours":20.54981324879123,"endHours":21.54981324879123,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:33","end":"22:33","startHours":21.54981324879123,"endHours":22.54981324879123,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:33","end":"23:33","startHours":22.54981324879123,"endHours":23.54981324879123,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:33","end":"00:33","startHours":23.54981324879123,"endHours":24.54981324879123,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:33","end":"01:33","startHours":24.54981324879123,"endHours":25.54981324879123,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:33","end":"02:33","startHours":25.54981324879123,"endHours":26.54981324879123,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:33","end":"03:33","startHours":26.54981324879123,"endHours":27.54981324879123,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:33","end":"04:33","startHours":27.54981324879123,"endHours":28.54981324879123,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:33","end":"05:33","startHours":28.54981324879123,"endHours":29.54981324879123,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:33","end":"06:33","startHours":29.54981324879123,"endHours":30.54981324879123,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:33","end":"07:33","startHours":30.54981324879123,"endHours":31.54981324879123,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North-West","rahuVasa":"North-West","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"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":-21.791100556266663,"eotMinutes":-7.886502234966622,"ayanamsa":25.1246}},"calendars":{"vikram_samvat":2148,"vikram_samvatsara":"Raktākṣī","saka_samvat":2013,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1498,"malayalam_era":1267,"nanakshahi_year":622,"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":"Dhanus (Mārgaḻi)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Ṣaṣṭhī · Vikram 2148 Raktākṣī · Śaka 2013 Virodhakṛt"},"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 11, 2091 CE · Phoenix, USA · Vidhyamitra","description":"January 11, 2091 CE for Phoenix, USA: Kṛṣṇa Ṣaṣṭhī, sūryodaya 07:33, sūryāsta 17:39.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2091-01-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2091-01-11","sa":"https://sa.vidhyamitra.com/city/phoenix/2091-01-11","hi":"https://hi.vidhyamitra.com/city/phoenix/2091-01-11","x-default":"https://vidhyamitra.com/city/phoenix/2091-01-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T12:53:51.617Z","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":"2026-05-31T12:53:51.617Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T12:53:51.617Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}