{"id":"vidhyamitra:city-day:chicago:2002-03-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/chicago/2002-03-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2002-03-18","date_display":"March 18, 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":3,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452351.770833,"kali_year":5103,"ahargana":1863886.2708,"sun":{"sidereal_longitude":333.5615,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":20.1328,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":46.5713,"elapsed_within_tithi_degrees":10.5713},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3,"moon_longitude":20.1328,"elapsed_within_degrees":6.7994},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":353.6943},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"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":2002,"month":3,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452351.770833,"ahargana":1863886.2708,"kali_year":5103,"ayanamsa_lahiri":23.8839,"grahas":{"sun":{"sidereal_longitude":333.388186,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":16.62108599999999,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false,"latitude":-3.0212},"mars":{"sidereal_longitude":17.685986000000014,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":315.679586,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":72.08558599999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":348.500886,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":45.37698599999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":62.3357,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":242.3357,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","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":3,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452351.770833,"kali_year":5103,"ahargana":1863886.2708,"sun":{"sidereal_longitude":333.5615,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":20.1328,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":46.5713,"elapsed_within_tithi_degrees":10.5713},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3,"moon_longitude":20.1328,"elapsed_within_degrees":6.7994},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":353.6943},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.021,"elongation":46.571},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.021,"opposition_distance":133.429}},"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":"05:59","sunsetLocal":"18:00","solarNoonLocal":"11:59","dayLengthHours":12.019516977971527,"dayLengthDisplay":"12 Hours 01 Mins 10 Secs","nightLengthDisplay":"11 Hours 58 Mins 50 Secs","moonriseLocal":"07:53","moonsetLocal":"21:51","rahuKala":{"name":"Rāhu Kāla","start":"07:29","end":"08:59","startHours":7.480732700585897,"endHours":8.983172322832338,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:29","end":"11:59","startHours":10.485611945078778,"endHours":11.988051567325218,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:29","end":"15:00","startHours":13.49049118957166,"endHours":14.992930811818102,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:47","end":"09:11","startHours":8.782847039866144,"endHours":9.183497605798529,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:29","end":"06:48","startHours":6.479106285754936,"endHours":6.7996267385008435,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:35","end":"12:23","startHours":11.587401001392834,"endHours":12.388702133257603,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:23","end":"05:11","startHours":4.375690814609919,"endHours":5.176991946474687,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:59","end":"05:59","startHours":4.976666663508495,"endHours":5.978293078339456,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:59","end":"14:48","startHours":13.99130439698714,"endHours":14.792605528851908,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:48","end":"18:12","startHours":17.797810056310983,"endHours":18.19781005631098,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:00","end":"18:30","startHours":17.997810056310982,"endHours":18.49862326372646,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:45","end":"19:30","startHours":17.747810056310982,"endHours":19.497810056310982,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:35","end":"00:23","startHours":23.587401001392834,"endHours":24.388702133257603,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:59","end":"07:29","startHours":5.978293078339456,"endHours":7.480732700585897,"quality":"auspicious"},{"name":"Kāla","start":"07:29","end":"08:59","startHours":7.480732700585897,"endHours":8.983172322832338,"quality":"inauspicious"},{"name":"Śubha","start":"08:59","end":"10:29","startHours":8.983172322832338,"endHours":10.485611945078778,"quality":"auspicious"},{"name":"Roga","start":"10:29","end":"11:59","startHours":10.485611945078778,"endHours":11.988051567325218,"quality":"inauspicious"},{"name":"Udveg","start":"11:59","end":"13:29","startHours":11.988051567325218,"endHours":13.49049118957166,"quality":"inauspicious"},{"name":"Chala","start":"13:29","end":"15:00","startHours":13.49049118957166,"endHours":14.992930811818102,"quality":"neutral"},{"name":"Labha","start":"15:00","end":"16:30","startHours":14.992930811818102,"endHours":16.49537043406454,"quality":"auspicious"},{"name":"Amṛta","start":"16:30","end":"18:00","startHours":16.49537043406454,"endHours":17.997810056310982,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:00","end":"19:30","startHours":17.997810056310982,"endHours":19.49537043406454,"quality":"neutral"},{"name":"Labha","start":"19:30","end":"21:00","startHours":19.49537043406454,"endHours":20.9929308118181,"quality":"auspicious"},{"name":"Amṛta","start":"21:00","end":"22:29","startHours":20.9929308118181,"endHours":22.49049118957166,"quality":"auspicious"},{"name":"Kāla","start":"22:29","end":"23:59","startHours":22.49049118957166,"endHours":23.98805156732522,"quality":"inauspicious"},{"name":"Śubha","start":"23:59","end":"01:29","startHours":23.98805156732522,"endHours":25.485611945078777,"quality":"auspicious"},{"name":"Roga","start":"01:29","end":"02:59","startHours":25.485611945078777,"endHours":26.98317232283234,"quality":"inauspicious"},{"name":"Udveg","start":"02:59","end":"04:29","startHours":26.98317232283234,"endHours":28.480732700585897,"quality":"inauspicious"},{"name":"Chala","start":"04:29","end":"05:59","startHours":28.480732700585897,"endHours":29.978293078339455,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:59","end":"06:59","startHours":5.978293078339456,"endHours":6.978293078339456,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:59","end":"07:59","startHours":6.978293078339456,"endHours":7.978293078339456,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:59","end":"08:59","startHours":7.978293078339456,"endHours":8.978293078339455,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:59","end":"09:59","startHours":8.978293078339455,"endHours":9.978293078339455,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:59","end":"10:59","startHours":9.978293078339455,"endHours":10.978293078339455,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:59","end":"11:59","startHours":10.978293078339455,"endHours":11.978293078339455,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:59","end":"12:59","startHours":11.978293078339455,"endHours":12.978293078339455,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:59","end":"13:59","startHours":12.978293078339455,"endHours":13.978293078339455,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:59","end":"14:59","startHours":13.978293078339455,"endHours":14.978293078339455,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:59","end":"15:59","startHours":14.978293078339455,"endHours":15.978293078339455,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:59","end":"16:59","startHours":15.978293078339455,"endHours":16.978293078339455,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:59","end":"17:59","startHours":16.978293078339455,"endHours":17.978293078339455,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:59","end":"18:59","startHours":17.978293078339455,"endHours":18.978293078339455,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:59","end":"19:59","startHours":18.978293078339455,"endHours":19.978293078339455,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:59","end":"20:59","startHours":19.978293078339455,"endHours":20.978293078339455,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:59","end":"21:59","startHours":20.978293078339455,"endHours":21.978293078339455,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:59","end":"22:59","startHours":21.978293078339455,"endHours":22.978293078339455,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:59","end":"23:59","startHours":22.978293078339455,"endHours":23.978293078339455,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:59","end":"00:59","startHours":23.978293078339455,"endHours":24.978293078339455,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:59","end":"01:59","startHours":24.978293078339455,"endHours":25.978293078339455,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:59","end":"02:59","startHours":25.978293078339455,"endHours":26.978293078339455,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:59","end":"03:59","startHours":26.978293078339455,"endHours":27.978293078339455,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:59","end":"04:59","startHours":27.978293078339455,"endHours":28.978293078339455,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:59","end":"05:59","startHours":28.978293078339455,"endHours":29.978293078339455,"planetary_lord":"Venus"}],"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":"East (Pūrva)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-1.0846348681962028,"eotMinutes":-8.763894039513033,"ayanamsa":23.8839}},"calendars":{"vikram_samvat":2059,"vikram_samvatsara":"Manmatha","saka_samvat":1924,"saka_samvatsara":"Citrabhānu","bengali_samvat":1409,"malayalam_era":1178,"nanakshahi_year":533,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Phālguna","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Caturthī · Vikram 2059 Manmatha · Śaka 1924 Citrabhānu"},"festivals":[{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"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":[]},"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 March 18, 2002 CE · Chicago, USA · Vidhyamitra","description":"March 18, 2002 CE for Chicago, USA: Śukla Caturthī, sūryodaya 05:59, sūryāsta 18:00.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/chicago/2002-03-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/chicago/2002-03-18","sa":"https://sa.vidhyamitra.com/city/chicago/2002-03-18","hi":"https://hi.vidhyamitra.com/city/chicago/2002-03-18","x-default":"https://vidhyamitra.com/city/chicago/2002-03-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T14:48:16.718Z","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":"2026-05-31T14:48:16.718Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T14:48:16.718Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}