{"id":"vidhyamitra:city-day:phoenix:1992-01-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/1992-01-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1992-01-13","date_display":"January 13, 1992 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":1992,"month":1,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2448634.770833,"kali_year":5093,"ahargana":1860169.2708,"sun":{"sidereal_longitude":268.233,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":1.2613,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":93.0283,"elapsed_within_tithi_degrees":9.0283},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":1.2613,"elapsed_within_degrees":1.2613},"yoga":{"number":21,"name":"Siddha","sum_longitude":269.4943},"karana":{"half_tithi_index":15,"name":"Bava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":1992,"month":1,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2448634.770833,"ahargana":1860169.2708,"kali_year":5093,"ayanamsa_lahiri":23.7417,"grahas":{"sun":{"sidereal_longitude":268.347802,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":357.505202,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false,"latitude":4.4018},"mars":{"sidereal_longitude":249.10850200000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":250.55760199999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":140.38150199999995,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":true},"venus":{"sidereal_longitude":231.37260200000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":283.37380200000007,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":259.2803,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":79.2803,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","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":1992,"month":1,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2448634.770833,"kali_year":5093,"ahargana":1860169.2708,"sun":{"sidereal_longitude":268.233,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":1.2613,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":93.0283,"elapsed_within_tithi_degrees":9.0283},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":1.2613,"elapsed_within_degrees":1.2613},"yoga":{"number":21,"name":"Siddha","sum_longitude":269.4943},"karana":{"half_tithi_index":15,"name":"Bava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.402,"elongation":93.028},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.402,"opposition_distance":86.972}},"eclipse_window_40days":[{"offset_days":-8,"type":"solar","occurs":true,"moon_latitude":0.186,"elongation":2.067},{"offset_days":7,"type":"lunar","occurs":true,"moon_latitude":-1.401,"opposition_distance":1.652}]},"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":"17:41","solarNoonLocal":"12:37","dayLengthHours":10.123714926231337,"dayLengthDisplay":"10 Hours 07 Mins 25 Secs","nightLengthDisplay":"13 Hours 52 Mins 35 Secs","moonriseLocal":"12:09","moonsetLocal":"00:58","rahuKala":{"name":"Rāhu Kāla","start":"08:49","end":"10:05","startHours":8.819139094186141,"endHours":10.08460345996506,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:21","end":"12:37","startHours":11.350067825743976,"endHours":12.615532191522892,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:53","end":"15:09","startHours":13.88099655730181,"endHours":15.146460923080728,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:55","end":"10:15","startHours":9.915874877861203,"endHours":10.253332042068914,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:59","end":"08:15","startHours":7.975496183666864,"endHours":8.245461915033033,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:17","end":"12:57","startHours":12.27807502731518,"endHours":12.952989355730603,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:12","end":"06:53","startHours":6.203846071576379,"endHours":6.878760399991802,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:43","end":"07:33","startHours":6.710031817887947,"endHours":7.553674728407224,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:18","end":"14:59","startHours":14.302818012561449,"endHours":14.977732340976871,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:29","end":"17:53","startHours":17.47738965463856,"endHours":17.87738965463856,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:41","end":"18:06","startHours":17.67738965463856,"endHours":18.0992111098982,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:26","end":"19:11","startHours":17.42738965463856,"endHours":19.17738965463856,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:17","end":"00:57","startHours":24.27807502731518,"endHours":24.952989355730605,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:33","end":"08:49","startHours":7.553674728407224,"endHours":8.819139094186141,"quality":"auspicious"},{"name":"Kāla","start":"08:49","end":"10:05","startHours":8.819139094186141,"endHours":10.08460345996506,"quality":"inauspicious"},{"name":"Śubha","start":"10:05","end":"11:21","startHours":10.08460345996506,"endHours":11.350067825743976,"quality":"auspicious"},{"name":"Roga","start":"11:21","end":"12:37","startHours":11.350067825743976,"endHours":12.615532191522892,"quality":"inauspicious"},{"name":"Udveg","start":"12:37","end":"13:53","startHours":12.615532191522892,"endHours":13.88099655730181,"quality":"inauspicious"},{"name":"Chala","start":"13:53","end":"15:09","startHours":13.88099655730181,"endHours":15.146460923080728,"quality":"neutral"},{"name":"Labha","start":"15:09","end":"16:25","startHours":15.146460923080728,"endHours":16.411925288859642,"quality":"auspicious"},{"name":"Amṛta","start":"16:25","end":"17:41","startHours":16.411925288859642,"endHours":17.67738965463856,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:41","end":"19:25","startHours":17.67738965463856,"endHours":19.411925288859642,"quality":"neutral"},{"name":"Labha","start":"19:25","end":"21:09","startHours":19.411925288859642,"endHours":21.146460923080724,"quality":"auspicious"},{"name":"Amṛta","start":"21:09","end":"22:53","startHours":21.146460923080724,"endHours":22.88099655730181,"quality":"auspicious"},{"name":"Kāla","start":"22:53","end":"00:37","startHours":22.88099655730181,"endHours":24.61553219152289,"quality":"inauspicious"},{"name":"Śubha","start":"00:37","end":"02:21","startHours":24.61553219152289,"endHours":26.350067825743974,"quality":"auspicious"},{"name":"Roga","start":"02:21","end":"04:05","startHours":26.350067825743974,"endHours":28.08460345996506,"quality":"inauspicious"},{"name":"Udveg","start":"04:05","end":"05:49","startHours":28.08460345996506,"endHours":29.81913909418614,"quality":"inauspicious"},{"name":"Chala","start":"05:49","end":"07:33","startHours":29.81913909418614,"endHours":31.553674728407223,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:33","end":"08:33","startHours":7.553674728407224,"endHours":8.553674728407223,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:33","end":"09:33","startHours":8.553674728407223,"endHours":9.553674728407223,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:33","end":"10:33","startHours":9.553674728407223,"endHours":10.553674728407223,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:33","end":"11:33","startHours":10.553674728407223,"endHours":11.553674728407223,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:33","end":"12:33","startHours":11.553674728407223,"endHours":12.553674728407223,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:33","end":"13:33","startHours":12.553674728407223,"endHours":13.553674728407223,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:33","end":"14:33","startHours":13.553674728407223,"endHours":14.553674728407223,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:33","end":"15:33","startHours":14.553674728407223,"endHours":15.553674728407223,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:33","end":"16:33","startHours":15.553674728407223,"endHours":16.553674728407223,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:33","end":"17:33","startHours":16.553674728407223,"endHours":17.553674728407223,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:33","end":"18:33","startHours":17.553674728407223,"endHours":18.553674728407223,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:33","end":"19:33","startHours":18.553674728407223,"endHours":19.553674728407223,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:33","end":"20:33","startHours":19.553674728407223,"endHours":20.553674728407223,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:33","end":"21:33","startHours":20.553674728407223,"endHours":21.553674728407223,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:33","end":"22:33","startHours":21.553674728407223,"endHours":22.553674728407223,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:33","end":"23:33","startHours":22.553674728407223,"endHours":23.553674728407223,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:33","end":"00:33","startHours":23.553674728407223,"endHours":24.553674728407223,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:33","end":"01:33","startHours":24.553674728407223,"endHours":25.553674728407223,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:33","end":"02:33","startHours":25.553674728407223,"endHours":26.553674728407223,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:33","end":"03:33","startHours":26.553674728407223,"endHours":27.553674728407223,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:33","end":"04:33","startHours":27.553674728407223,"endHours":28.553674728407223,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:33","end":"05:33","startHours":28.553674728407223,"endHours":29.553674728407223,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:33","end":"06:33","startHours":29.553674728407223,"endHours":30.553674728407223,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:33","end":"07:33","startHours":30.553674728407223,"endHours":31.553674728407223,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","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":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Saumya","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":-21.625475473402933,"eotMinutes":-8.635931491373626,"ayanamsa":23.7417}},"calendars":{"vikram_samvat":2049,"vikram_samvatsara":"Pārthiva","saka_samvat":1914,"saka_samvatsara":"Aṅgirasa","bengali_samvat":1399,"malayalam_era":1168,"nanakshahi_year":523,"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":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Aṣṭamī · Vikram 2049 Pārthiva · Śaka 1914 Aṅgirasa"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi_eve_of_ingress":"Makara"},"precedence":4}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","relevance":0.5},{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","relevance":0.5}]},"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 13, 1992 CE · Phoenix, USA · Vidhyamitra","description":"January 13, 1992 CE for Phoenix, USA: Śukla Aṣṭamī, sūryodaya 07:33, sūryāsta 17:41.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/1992-01-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/1992-01-13","sa":"https://sa.vidhyamitra.com/city/phoenix/1992-01-13","hi":"https://hi.vidhyamitra.com/city/phoenix/1992-01-13","x-default":"https://vidhyamitra.com/city/phoenix/1992-01-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T12:29:24.932Z","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":"2026-06-02T12:29:24.932Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T12:29:24.932Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}