{"id":"vidhyamitra:city-day:chicago:2002-12-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/chicago/2002-12-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2002-12-11","date_display":"December 11, 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":12,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452619.770833,"kali_year":5104,"ahargana":1864154.2708,"sun":{"sidereal_longitude":234.4906,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":316.6449,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":82.1543,"elapsed_within_tithi_degrees":10.1543},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3,"moon_longitude":316.6449,"elapsed_within_degrees":9.9782},"yoga":{"number":15,"name":"Vajra","sum_longitude":191.1354},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":12,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452619.770833,"ahargana":1864154.2708,"kali_year":5104,"ayanamsa_lahiri":23.8941,"grahas":{"sun":{"sidereal_longitude":234.91954600000008,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":318.180246,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false,"latitude":-4.4985},"mars":{"sidereal_longitude":192.16524600000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":249.48164599999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":114.03984600000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":192.90304600000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":62.14624600000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":48.1358,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":228.1358,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"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":12,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452619.770833,"kali_year":5104,"ahargana":1864154.2708,"sun":{"sidereal_longitude":234.4906,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":316.6449,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":82.1543,"elapsed_within_tithi_degrees":10.1543},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3,"moon_longitude":316.6449,"elapsed_within_degrees":9.9782},"yoga":{"number":15,"name":"Vajra","sum_longitude":191.1354},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.498,"elongation":82.154},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.498,"opposition_distance":97.846}},"eclipse_window_40days":[{"offset_days":-7,"type":"solar","occurs":true,"moon_latitude":0.273,"elongation":2.306},{"offset_days":9,"type":"lunar","occurs":true,"moon_latitude":1.434,"opposition_distance":2.531}]},"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":"07:09","sunsetLocal":"16:20","solarNoonLocal":"11:45","dayLengthHours":9.197097805360542,"dayLengthDisplay":"9 Hours 11 Mins 50 Secs","nightLengthDisplay":"14 Hours 48 Mins 10 Secs","moonriseLocal":"11:40","moonsetLocal":"22:55","rahuKala":{"name":"Rāhu Kāla","start":"11:45","end":"12:54","startHours":11.74218528859112,"endHours":12.89182251426119,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:18","end":"09:27","startHours":8.293273611580918,"endHours":9.442910837250984,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:36","end":"11:45","startHours":10.592548062921054,"endHours":11.74218528859112,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:17","end":"09:36","startHours":9.28962587382831,"endHours":9.59619580067366,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:32","end":"07:46","startHours":7.526848794467539,"endHours":7.77210473594382,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:26","end":"12:03","startHours":11.435615361745768,"endHours":12.048755215436472,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:55","end":"06:32","startHours":5.917356678529444,"endHours":6.530496532220147,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:23","end":"07:09","startHours":6.377211568797471,"endHours":7.14363638591085,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:17","end":"13:53","startHours":13.275034922817877,"endHours":13.88817477650858,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:08","end":"16:32","startHours":16.14073419127139,"endHours":16.54073419127139,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"16:20","end":"16:43","startHours":16.34073419127139,"endHours":16.723946599828082,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:05","end":"17:50","startHours":16.09073419127139,"endHours":17.84073419127139,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:26","end":"00:03","startHours":23.435615361745768,"endHours":24.048755215436472,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:09","end":"08:18","startHours":7.14363638591085,"endHours":8.293273611580918,"quality":"auspicious"},{"name":"Amṛta","start":"08:18","end":"09:27","startHours":8.293273611580918,"endHours":9.442910837250984,"quality":"auspicious"},{"name":"Kāla","start":"09:27","end":"10:36","startHours":9.442910837250984,"endHours":10.592548062921054,"quality":"inauspicious"},{"name":"Śubha","start":"10:36","end":"11:45","startHours":10.592548062921054,"endHours":11.74218528859112,"quality":"auspicious"},{"name":"Roga","start":"11:45","end":"12:54","startHours":11.74218528859112,"endHours":12.89182251426119,"quality":"inauspicious"},{"name":"Udveg","start":"12:54","end":"14:02","startHours":12.89182251426119,"endHours":14.041459739931256,"quality":"inauspicious"},{"name":"Chala","start":"14:02","end":"15:11","startHours":14.041459739931256,"endHours":15.191096965601325,"quality":"neutral"},{"name":"Labha","start":"15:11","end":"16:20","startHours":15.191096965601325,"endHours":16.34073419127139,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"16:20","end":"18:11","startHours":16.34073419127139,"endHours":18.191096965601325,"quality":"inauspicious"},{"name":"Chala","start":"18:11","end":"20:02","startHours":18.191096965601325,"endHours":20.041459739931256,"quality":"neutral"},{"name":"Labha","start":"20:02","end":"21:54","startHours":20.041459739931256,"endHours":21.891822514261186,"quality":"auspicious"},{"name":"Amṛta","start":"21:54","end":"23:45","startHours":21.891822514261186,"endHours":23.74218528859112,"quality":"auspicious"},{"name":"Kāla","start":"23:45","end":"01:36","startHours":23.74218528859112,"endHours":25.592548062921054,"quality":"inauspicious"},{"name":"Śubha","start":"01:36","end":"03:27","startHours":25.592548062921054,"endHours":27.442910837250984,"quality":"auspicious"},{"name":"Roga","start":"03:27","end":"05:18","startHours":27.442910837250984,"endHours":29.293273611580915,"quality":"inauspicious"},{"name":"Udveg","start":"05:18","end":"07:09","startHours":29.293273611580915,"endHours":31.14363638591085,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:09","end":"08:09","startHours":7.14363638591085,"endHours":8.143636385910849,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:09","end":"09:09","startHours":8.143636385910849,"endHours":9.143636385910849,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:09","end":"10:09","startHours":9.143636385910849,"endHours":10.143636385910849,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:09","end":"11:09","startHours":10.143636385910849,"endHours":11.143636385910849,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:09","end":"12:09","startHours":11.143636385910849,"endHours":12.143636385910849,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:09","end":"13:09","startHours":12.143636385910849,"endHours":13.143636385910849,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:09","end":"14:09","startHours":13.143636385910849,"endHours":14.143636385910849,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:09","end":"15:09","startHours":14.143636385910849,"endHours":15.143636385910849,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:09","end":"16:09","startHours":15.143636385910849,"endHours":16.14363638591085,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:09","end":"17:09","startHours":16.14363638591085,"endHours":17.14363638591085,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:09","end":"18:09","startHours":17.14363638591085,"endHours":18.14363638591085,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:09","end":"19:09","startHours":18.14363638591085,"endHours":19.14363638591085,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:09","end":"20:09","startHours":19.14363638591085,"endHours":20.14363638591085,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:09","end":"21:09","startHours":20.14363638591085,"endHours":21.14363638591085,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:09","end":"22:09","startHours":21.14363638591085,"endHours":22.14363638591085,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:09","end":"23:09","startHours":22.14363638591085,"endHours":23.14363638591085,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:09","end":"00:09","startHours":23.14363638591085,"endHours":24.14363638591085,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:09","end":"01:09","startHours":24.14363638591085,"endHours":25.14363638591085,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:09","end":"02:09","startHours":25.14363638591085,"endHours":26.14363638591085,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:09","end":"03:09","startHours":26.14363638591085,"endHours":27.14363638591085,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:09","end":"04:09","startHours":27.14363638591085,"endHours":28.14363638591085,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:09","end":"05:09","startHours":28.14363638591085,"endHours":29.14363638591085,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:09","end":"06:09","startHours":29.14363638591085,"endHours":30.14363638591085,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:09","end":"07:09","startHours":30.14363638591085,"endHours":31.14363638591085,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"South-West","anandadiYoga":{"name":"Śrīvatsa","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.96545707575249,"eotMinutes":5.988082684532823,"ayanamsa":23.8941}},"calendars":{"vikram_samvat":2059,"vikram_samvatsara":"Manmatha","saka_samvat":1924,"saka_samvatsara":"Citrabhānu","bengali_samvat":1409,"malayalam_era":1178,"nanakshahi_year":533,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Saptamī · Vikram 2059 Manmatha · Śaka 1924 Citrabhānu"},"festivals":[],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[]},"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 December 11, 2002 CE · Chicago, USA · Vidhyamitra","description":"December 11, 2002 CE for Chicago, USA: Śukla Saptamī, sūryodaya 07:09, sūryāsta 16:20.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/chicago/2002-12-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/chicago/2002-12-11","sa":"https://sa.vidhyamitra.com/city/chicago/2002-12-11","hi":"https://hi.vidhyamitra.com/city/chicago/2002-12-11","x-default":"https://vidhyamitra.com/city/chicago/2002-12-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T20:53:37.055Z","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":"2026-06-01T20:53:37.055Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T20:53:37.055Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}