{"id":"vidhyamitra:city-day:chicago:2002-01-22:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/chicago/2002-01-22","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2002-01-22","date_display":"January 22, 2002 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":2002,"month":1,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452296.770833,"kali_year":5103,"ahargana":1863831.2708,"sun":{"sidereal_longitude":277.8935,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":13.9181,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":96.0247,"elapsed_within_tithi_degrees":0.0247},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1,"moon_longitude":13.9181,"elapsed_within_degrees":0.5848},"yoga":{"number":22,"name":"Sādhya","sum_longitude":291.8116},"karana":{"half_tithi_index":16,"name":"Bālava"},"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":2002,"month":1,"day":22,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452296.770833,"ahargana":1863831.2708,"kali_year":5103,"ayanamsa_lahiri":23.8818,"grahas":{"sun":{"sidereal_longitude":277.954787,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":11.225086999999974,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false,"latitude":-3.5121},"mars":{"sidereal_longitude":338.377387,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":289.640587,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":73.99228699999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":279.74768700000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":44.314787000000024,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":65.2499,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":245.2499,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","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":2002,"month":1,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452296.770833,"kali_year":5103,"ahargana":1863831.2708,"sun":{"sidereal_longitude":277.8935,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":13.9181,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":96.0247,"elapsed_within_tithi_degrees":0.0247},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1,"moon_longitude":13.9181,"elapsed_within_degrees":0.5848},"yoga":{"number":22,"name":"Sādhya","sum_longitude":291.8116},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.512,"elongation":96.025},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.512,"opposition_distance":83.975}},"eclipse_window_40days":[]},"city":{"slug":"chicago","name":"Chicago, USA","lat":41.8781,"lon":-87.6298,"tz_offset_hours":-6,"country":"US","tier":"diaspora"},"tier2":{"city":{"slug":"chicago","name":"Chicago, USA","lat":41.8781,"lon":-87.6298,"tz_offset_hours":-6,"country":"US","tier":"diaspora"},"sunriseLocal":"07:12","sunsetLocal":"16:52","solarNoonLocal":"12:02","dayLengthHours":9.663272156220904,"dayLengthDisplay":"9 Hours 39 Mins 48 Secs","nightLengthDisplay":"14 Hours 20 Mins 12 Secs","moonriseLocal":"11:23","moonsetLocal":"01:07","rahuKala":{"name":"Rāhu Kāla","start":"14:27","end":"15:39","startHours":14.450073094194215,"endHours":15.657982113721829,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:37","end":"10:50","startHours":9.618437016083764,"endHours":10.826346035611376,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:02","end":"13:15","startHours":12.034255055138988,"endHours":13.242164074666603,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:27","end":"09:47","startHours":9.457382480146748,"endHours":9.77949155202078,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:36","end":"07:52","startHours":7.605255316871075,"endHours":7.862942574370299,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:43","end":"12:21","startHours":11.712145983264959,"endHours":12.356364127013018,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:55","end":"06:34","startHours":5.914182689532417,"endHours":6.558400833280477,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:24","end":"07:12","startHours":6.3973462973434625,"endHours":7.202618977028537,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:39","end":"14:17","startHours":13.64480041450914,"endHours":14.289018558257201,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:40","end":"17:04","startHours":16.665891133249442,"endHours":17.06589113324944,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"16:52","end":"17:16","startHours":16.86589113324944,"endHours":17.26852747309198,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:37","end":"18:22","startHours":16.61589113324944,"endHours":18.36589113324944,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:43","end":"00:21","startHours":23.712145983264957,"endHours":24.35636412701302,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"07:12","end":"08:25","startHours":7.202618977028537,"endHours":8.41052799655615,"quality":"inauspicious"},{"name":"Udveg","start":"08:25","end":"09:37","startHours":8.41052799655615,"endHours":9.618437016083764,"quality":"inauspicious"},{"name":"Chala","start":"09:37","end":"10:50","startHours":9.618437016083764,"endHours":10.826346035611376,"quality":"neutral"},{"name":"Labha","start":"10:50","end":"12:02","startHours":10.826346035611376,"endHours":12.034255055138988,"quality":"auspicious"},{"name":"Amṛta","start":"12:02","end":"13:15","startHours":12.034255055138988,"endHours":13.242164074666603,"quality":"auspicious"},{"name":"Kāla","start":"13:15","end":"14:27","startHours":13.242164074666603,"endHours":14.450073094194215,"quality":"inauspicious"},{"name":"Śubha","start":"14:27","end":"15:39","startHours":14.450073094194215,"endHours":15.657982113721829,"quality":"auspicious"},{"name":"Roga","start":"15:39","end":"16:52","startHours":15.657982113721829,"endHours":16.86589113324944,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"16:52","end":"18:39","startHours":16.86589113324944,"endHours":18.65798211372183,"quality":"inauspicious"},{"name":"Śubha","start":"18:39","end":"20:27","startHours":18.65798211372183,"endHours":20.450073094194217,"quality":"auspicious"},{"name":"Roga","start":"20:27","end":"22:15","startHours":20.450073094194217,"endHours":22.242164074666604,"quality":"inauspicious"},{"name":"Udveg","start":"22:15","end":"00:02","startHours":22.242164074666604,"endHours":24.03425505513899,"quality":"inauspicious"},{"name":"Chala","start":"00:02","end":"01:50","startHours":24.03425505513899,"endHours":25.826346035611376,"quality":"neutral"},{"name":"Labha","start":"01:50","end":"03:37","startHours":25.826346035611376,"endHours":27.618437016083764,"quality":"auspicious"},{"name":"Amṛta","start":"03:37","end":"05:25","startHours":27.618437016083764,"endHours":29.410527996556148,"quality":"auspicious"},{"name":"Kāla","start":"05:25","end":"07:12","startHours":29.410527996556148,"endHours":31.202618977028536,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:12","end":"08:12","startHours":7.202618977028537,"endHours":8.202618977028537,"planetary_lord":"Mars"},{"name":"Hora 2","start":"08:12","end":"09:12","startHours":8.202618977028537,"endHours":9.202618977028537,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"09:12","end":"10:12","startHours":9.202618977028537,"endHours":10.202618977028537,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"10:12","end":"11:12","startHours":10.202618977028537,"endHours":11.202618977028537,"planetary_lord":"Moon"},{"name":"Hora 5","start":"11:12","end":"12:12","startHours":11.202618977028537,"endHours":12.202618977028537,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"12:12","end":"13:12","startHours":12.202618977028537,"endHours":13.202618977028537,"planetary_lord":"Venus"},{"name":"Hora 7","start":"13:12","end":"14:12","startHours":13.202618977028537,"endHours":14.202618977028537,"planetary_lord":"Sun"},{"name":"Hora 8","start":"14:12","end":"15:12","startHours":14.202618977028537,"endHours":15.202618977028537,"planetary_lord":"Mars"},{"name":"Hora 9","start":"15:12","end":"16:12","startHours":15.202618977028537,"endHours":16.202618977028536,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"16:12","end":"17:12","startHours":16.202618977028536,"endHours":17.202618977028536,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"17:12","end":"18:12","startHours":17.202618977028536,"endHours":18.202618977028536,"planetary_lord":"Moon"},{"name":"Hora 12","start":"18:12","end":"19:12","startHours":18.202618977028536,"endHours":19.202618977028536,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"19:12","end":"20:12","startHours":19.202618977028536,"endHours":20.202618977028536,"planetary_lord":"Venus"},{"name":"Hora 14","start":"20:12","end":"21:12","startHours":20.202618977028536,"endHours":21.202618977028536,"planetary_lord":"Sun"},{"name":"Hora 15","start":"21:12","end":"22:12","startHours":21.202618977028536,"endHours":22.202618977028536,"planetary_lord":"Mars"},{"name":"Hora 16","start":"22:12","end":"23:12","startHours":22.202618977028536,"endHours":23.202618977028536,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"23:12","end":"00:12","startHours":23.202618977028536,"endHours":24.202618977028536,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"00:12","end":"01:12","startHours":24.202618977028536,"endHours":25.202618977028536,"planetary_lord":"Moon"},{"name":"Hora 19","start":"01:12","end":"02:12","startHours":25.202618977028536,"endHours":26.202618977028536,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"02:12","end":"03:12","startHours":26.202618977028536,"endHours":27.202618977028536,"planetary_lord":"Venus"},{"name":"Hora 21","start":"03:12","end":"04:12","startHours":27.202618977028536,"endHours":28.202618977028536,"planetary_lord":"Sun"},{"name":"Hora 22","start":"04:12","end":"05:12","startHours":28.202618977028536,"endHours":29.202618977028536,"planetary_lord":"Mars"},{"name":"Hora 23","start":"05:12","end":"06:12","startHours":29.202618977028536,"endHours":30.202618977028536,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"06:12","end":"07:12","startHours":30.202618977028536,"endHours":31.202618977028536,"planetary_lord":"Saturn"}],"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":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-19.74873928874403,"eotMinutes":-11.536103308339323,"ayanamsa":23.8818}},"calendars":{"vikram_samvat":2059,"vikram_samvatsara":"Manmatha","saka_samvat":1924,"saka_samvatsara":"Citrabhānu","bengali_samvat":1409,"malayalam_era":1178,"nanakshahi_year":533,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Navamī · Vikram 2059 Manmatha · Śaka 1924 Citrabhānu"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"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":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"chicago"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 22, 2002 CE · Chicago, USA · Vidhyamitra","description":"January 22, 2002 CE for Chicago, USA: Śukla Navamī, sūryodaya 07:12, sūryāsta 16:52.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/chicago/2002-01-22","hreflang_alternates":{"en":"https://vidhyamitra.com/city/chicago/2002-01-22","sa":"https://sa.vidhyamitra.com/city/chicago/2002-01-22","hi":"https://hi.vidhyamitra.com/city/chicago/2002-01-22","x-default":"https://vidhyamitra.com/city/chicago/2002-01-22"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T08:14:09.826Z","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":"2026-05-17T08:14:09.826Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T08:14:09.826Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}