{"id":"vidhyamitra:city-day:chicago:2018-07-19:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/chicago/2018-07-19","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2018-07-19","date_display":"July 19, 2018 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":2018,"month":7,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458318.770833,"kali_year":5120,"ahargana":1869853.2708,"sun":{"sidereal_longitude":91.7443,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":169.1718,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":77.4276,"elapsed_within_tithi_degrees":5.4276},"nakshatra":{"number":13,"name":"Hasta","pada":3,"moon_longitude":169.1718,"elapsed_within_degrees":9.1718},"yoga":{"number":20,"name":"Śiva","sum_longitude":260.9161},"karana":{"half_tithi_index":12,"name":"Gara"},"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":2018,"month":7,"day":19,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458318.770833,"ahargana":1869853.2708,"kali_year":5120,"ayanamsa_lahiri":24.1121,"grahas":{"sun":{"sidereal_longitude":92.24280199999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"moon":{"sidereal_longitude":172.52590199999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false,"latitude":4.0086},"mars":{"sidereal_longitude":281.9199020000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":true},"mercury":{"sidereal_longitude":117.14770199999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":199.22030199999995,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":135.53430200000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":250.10580200000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":106.1753,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":286.1753,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":2018,"month":7,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458318.770833,"kali_year":5120,"ahargana":1869853.2708,"sun":{"sidereal_longitude":91.7443,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":169.1718,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":77.4276,"elapsed_within_tithi_degrees":5.4276},"nakshatra":{"number":13,"name":"Hasta","pada":3,"moon_longitude":169.1718,"elapsed_within_degrees":9.1718},"yoga":{"number":20,"name":"Śiva","sum_longitude":260.9161},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.009,"elongation":77.428},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.009,"opposition_distance":102.572}},"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":"04:31","sunsetLocal":"19:22","solarNoonLocal":"11:56","dayLengthHours":14.836962647619089,"dayLengthDisplay":"14 Hours 50 Mins 13 Secs","nightLengthDisplay":"9 Hours 09 Mins 47 Secs","moonriseLocal":"11:38","moonsetLocal":"22:57","rahuKala":{"name":"Rāhu Kāla","start":"13:48","end":"15:39","startHours":13.795432481346406,"endHours":15.650052812298792,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"04:31","end":"06:23","startHours":4.522330826584476,"endHours":6.376951157536862,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:14","end":"10:05","startHours":8.231571488489248,"endHours":10.086191819441634,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"07:59","end":"08:29","startHours":7.984288777695596,"endHours":8.4788541992829,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:08","end":"05:32","startHours":5.140537603568604,"endHours":5.5361899408384465,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:27","end":"12:26","startHours":11.446246728806717,"endHours":12.435377571981324,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"02:33","end":"03:32","startHours":2.5440691402352638,"endHours":3.5331999834098697,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:17","end":"04:31","startHours":3.2859172726162185,"endHours":4.522330826584476,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:25","end":"15:24","startHours":14.413639258330534,"endHours":15.402770101505139,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:10","end":"19:34","startHours":19.159293474203565,"endHours":19.559293474203564,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:22","end":"19:59","startHours":19.359293474203565,"endHours":19.977500251187692,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:07","end":"20:52","startHours":19.109293474203565,"endHours":20.859293474203565,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:27","end":"00:26","startHours":23.446246728806717,"endHours":24.435377571981324,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"04:31","end":"06:23","startHours":4.522330826584476,"endHours":6.376951157536862,"quality":"auspicious"},{"name":"Roga","start":"06:23","end":"08:14","startHours":6.376951157536862,"endHours":8.231571488489248,"quality":"inauspicious"},{"name":"Udveg","start":"08:14","end":"10:05","startHours":8.231571488489248,"endHours":10.086191819441634,"quality":"inauspicious"},{"name":"Chala","start":"10:05","end":"11:56","startHours":10.086191819441634,"endHours":11.94081215039402,"quality":"neutral"},{"name":"Labha","start":"11:56","end":"13:48","startHours":11.94081215039402,"endHours":13.795432481346406,"quality":"auspicious"},{"name":"Amṛta","start":"13:48","end":"15:39","startHours":13.795432481346406,"endHours":15.650052812298792,"quality":"auspicious"},{"name":"Kāla","start":"15:39","end":"17:30","startHours":15.650052812298792,"endHours":17.50467314325118,"quality":"inauspicious"},{"name":"Śubha","start":"17:30","end":"19:22","startHours":17.50467314325118,"endHours":19.359293474203565,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:22","end":"20:30","startHours":19.359293474203565,"endHours":20.50467314325118,"quality":"auspicious"},{"name":"Kāla","start":"20:30","end":"21:39","startHours":20.50467314325118,"endHours":21.650052812298792,"quality":"inauspicious"},{"name":"Śubha","start":"21:39","end":"22:48","startHours":21.650052812298792,"endHours":22.795432481346406,"quality":"auspicious"},{"name":"Roga","start":"22:48","end":"23:56","startHours":22.795432481346406,"endHours":23.94081215039402,"quality":"inauspicious"},{"name":"Udveg","start":"23:56","end":"01:05","startHours":23.94081215039402,"endHours":25.086191819441634,"quality":"inauspicious"},{"name":"Chala","start":"01:05","end":"02:14","startHours":25.086191819441634,"endHours":26.231571488489248,"quality":"neutral"},{"name":"Labha","start":"02:14","end":"03:23","startHours":26.231571488489248,"endHours":27.376951157536862,"quality":"auspicious"},{"name":"Amṛta","start":"03:23","end":"04:31","startHours":27.376951157536862,"endHours":28.522330826584476,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"04:31","end":"05:31","startHours":4.522330826584476,"endHours":5.522330826584476,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"05:31","end":"06:31","startHours":5.522330826584476,"endHours":6.522330826584476,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"06:31","end":"07:31","startHours":6.522330826584476,"endHours":7.522330826584476,"planetary_lord":"Moon"},{"name":"Hora 4","start":"07:31","end":"08:31","startHours":7.522330826584476,"endHours":8.522330826584476,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"08:31","end":"09:31","startHours":8.522330826584476,"endHours":9.522330826584476,"planetary_lord":"Venus"},{"name":"Hora 6","start":"09:31","end":"10:31","startHours":9.522330826584476,"endHours":10.522330826584476,"planetary_lord":"Sun"},{"name":"Hora 7","start":"10:31","end":"11:31","startHours":10.522330826584476,"endHours":11.522330826584476,"planetary_lord":"Mars"},{"name":"Hora 8","start":"11:31","end":"12:31","startHours":11.522330826584476,"endHours":12.522330826584476,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"12:31","end":"13:31","startHours":12.522330826584476,"endHours":13.522330826584476,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"13:31","end":"14:31","startHours":13.522330826584476,"endHours":14.522330826584476,"planetary_lord":"Moon"},{"name":"Hora 11","start":"14:31","end":"15:31","startHours":14.522330826584476,"endHours":15.522330826584476,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"15:31","end":"16:31","startHours":15.522330826584476,"endHours":16.522330826584476,"planetary_lord":"Venus"},{"name":"Hora 13","start":"16:31","end":"17:31","startHours":16.522330826584476,"endHours":17.522330826584476,"planetary_lord":"Sun"},{"name":"Hora 14","start":"17:31","end":"18:31","startHours":17.522330826584476,"endHours":18.522330826584476,"planetary_lord":"Mars"},{"name":"Hora 15","start":"18:31","end":"19:31","startHours":18.522330826584476,"endHours":19.522330826584476,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"19:31","end":"20:31","startHours":19.522330826584476,"endHours":20.522330826584476,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"20:31","end":"21:31","startHours":20.522330826584476,"endHours":21.522330826584476,"planetary_lord":"Moon"},{"name":"Hora 18","start":"21:31","end":"22:31","startHours":21.522330826584476,"endHours":22.522330826584476,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"22:31","end":"23:31","startHours":22.522330826584476,"endHours":23.522330826584476,"planetary_lord":"Venus"},{"name":"Hora 20","start":"23:31","end":"00:31","startHours":23.522330826584476,"endHours":24.522330826584476,"planetary_lord":"Sun"},{"name":"Hora 21","start":"00:31","end":"01:31","startHours":24.522330826584476,"endHours":25.522330826584476,"planetary_lord":"Mars"},{"name":"Hora 22","start":"01:31","end":"02:31","startHours":25.522330826584476,"endHours":26.522330826584476,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"02:31","end":"03:31","startHours":26.522330826584476,"endHours":27.522330826584476,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"03:31","end":"04:31","startHours":27.522330826584476,"endHours":28.522330826584476,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"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":"Ānanda","quality":"Auspicious"},"drikRitu":"Grīṣma (Summer)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":20.878825713215058,"eotMinutes":-5.929529023641085,"ayanamsa":24.1121}},"calendars":{"vikram_samvat":2075,"vikram_samvatsara":"Virodhakṛt","saka_samvat":1940,"saka_samvatsara":"Vilambī","bengali_samvat":1425,"malayalam_era":1194,"nanakshahi_year":549,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Saptamī · Vikram 2075 Virodhakṛt · Śaka 1940 Vilambī"},"festivals":[{"id":"karka-sankranti","name":"Karka Saṅkrānti (Dakṣiṇāyana)","name_sanskrit":"कर्क सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Cancer; Dakṣiṇāyana (south-going) begins. Devatā-rātri begins.","vrata":true,"detection":{"sun_rashi":"Karka"},"precedence":2}],"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":"chicago"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga July 19, 2018 CE · Chicago, USA · Vidhyamitra","description":"July 19, 2018 CE for Chicago, USA: Śukla Saptamī, sūryodaya 04:31, sūryāsta 19:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/chicago/2018-07-19","hreflang_alternates":{"en":"https://vidhyamitra.com/city/chicago/2018-07-19","sa":"https://sa.vidhyamitra.com/city/chicago/2018-07-19","hi":"https://hi.vidhyamitra.com/city/chicago/2018-07-19","x-default":"https://vidhyamitra.com/city/chicago/2018-07-19"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T11:51:13.530Z","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":"2026-05-15T11:51:13.530Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T11:51:13.530Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}