{"id":"vidhyamitra:city-day:chicago:2012-08-19:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/chicago/2012-08-19","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-08-19","date_display":"August 19, 2012 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":2012,"month":8,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456158.770833,"kali_year":5114,"ahargana":1867693.2708,"sun":{"sidereal_longitude":121.7764,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":138.2286,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":16.4522,"elapsed_within_tithi_degrees":4.4522},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2,"moon_longitude":138.2286,"elapsed_within_degrees":4.8953},"yoga":{"number":20,"name":"Śiva","sum_longitude":260.005},"karana":{"half_tithi_index":2,"name":"Bālava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2012,"month":8,"day":19,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456158.770833,"ahargana":1867693.2708,"kali_year":5114,"ayanamsa_lahiri":24.0295,"grahas":{"sun":{"sidereal_longitude":122.44033000000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":139.86233,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false,"latitude":-4.4603},"mars":{"sidereal_longitude":182.88172999999995,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":103.90863000000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":48.70682999999997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":76.50612999999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":180.81363,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":220.6225,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":40.6225,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":2012,"month":8,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456158.770833,"kali_year":5114,"ahargana":1867693.2708,"sun":{"sidereal_longitude":121.7764,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":138.2286,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":16.4522,"elapsed_within_tithi_degrees":4.4522},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2,"moon_longitude":138.2286,"elapsed_within_degrees":4.8953},"yoga":{"number":20,"name":"Śiva","sum_longitude":260.005},"karana":{"half_tithi_index":2,"name":"Bālava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.46,"elongation":16.452},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.46,"opposition_distance":163.548}},"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":"05:03","sunsetLocal":"18:45","solarNoonLocal":"11:54","dayLengthHours":13.709574063411786,"dayLengthDisplay":"13 Hours 42 Mins 34 Secs","nightLengthDisplay":"10 Hours 17 Mins 26 Secs","moonriseLocal":"06:37","moonsetLocal":"19:30","rahuKala":{"name":"Rāhu Kāla","start":"17:02","end":"18:45","startHours":17.037968083884877,"endHours":18.75166484181135,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:54","end":"13:37","startHours":11.896877810105458,"endHours":13.610574568031932,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:19","end":"17:02","startHours":15.324271325958406,"endHours":17.037968083884877,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:14","end":"08:42","startHours":8.24099139319565,"endHours":8.697977195309376,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:37","end":"05:59","startHours":5.613323031041724,"endHours":5.978911672732705,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:26","end":"12:21","startHours":11.439892007991732,"endHours":12.353863612219184,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:13","end":"04:08","startHours":3.2141475699446613,"endHours":4.128119174172114,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:54","end":"05:03","startHours":3.899626273115251,"endHours":5.042090778399566,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:11","end":"15:06","startHours":14.18180682067409,"endHours":15.095778424901543,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:33","end":"18:57","startHours":18.551664841811352,"endHours":18.95166484181135,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:45","end":"19:19","startHours":18.75166484181135,"endHours":19.32289709445351,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:30","end":"20:15","startHours":18.50166484181135,"endHours":20.25166484181135,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:26","end":"00:21","startHours":23.43989200799173,"endHours":24.353863612219186,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:03","end":"06:45","startHours":5.042090778399566,"endHours":6.755787536326039,"quality":"inauspicious"},{"name":"Chala","start":"06:45","end":"08:28","startHours":6.755787536326039,"endHours":8.469484294252513,"quality":"neutral"},{"name":"Labha","start":"08:28","end":"10:11","startHours":8.469484294252513,"endHours":10.183181052178986,"quality":"auspicious"},{"name":"Amṛta","start":"10:11","end":"11:54","startHours":10.183181052178986,"endHours":11.896877810105458,"quality":"auspicious"},{"name":"Kāla","start":"11:54","end":"13:37","startHours":11.896877810105458,"endHours":13.610574568031932,"quality":"inauspicious"},{"name":"Śubha","start":"13:37","end":"15:19","startHours":13.610574568031932,"endHours":15.324271325958406,"quality":"auspicious"},{"name":"Roga","start":"15:19","end":"17:02","startHours":15.324271325958406,"endHours":17.037968083884877,"quality":"inauspicious"},{"name":"Udveg","start":"17:02","end":"18:45","startHours":17.037968083884877,"endHours":18.75166484181135,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:45","end":"20:02","startHours":18.75166484181135,"endHours":20.037968083884877,"quality":"auspicious"},{"name":"Roga","start":"20:02","end":"21:19","startHours":20.037968083884877,"endHours":21.324271325958406,"quality":"inauspicious"},{"name":"Udveg","start":"21:19","end":"22:37","startHours":21.324271325958406,"endHours":22.610574568031932,"quality":"inauspicious"},{"name":"Chala","start":"22:37","end":"23:54","startHours":22.610574568031932,"endHours":23.896877810105458,"quality":"neutral"},{"name":"Labha","start":"23:54","end":"01:11","startHours":23.896877810105458,"endHours":25.183181052178984,"quality":"auspicious"},{"name":"Amṛta","start":"01:11","end":"02:28","startHours":25.183181052178984,"endHours":26.46948429425251,"quality":"auspicious"},{"name":"Kāla","start":"02:28","end":"03:45","startHours":26.46948429425251,"endHours":27.75578753632604,"quality":"inauspicious"},{"name":"Śubha","start":"03:45","end":"05:03","startHours":27.75578753632604,"endHours":29.042090778399565,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:03","end":"06:03","startHours":5.042090778399566,"endHours":6.042090778399566,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:03","end":"07:03","startHours":6.042090778399566,"endHours":7.042090778399566,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:03","end":"08:03","startHours":7.042090778399566,"endHours":8.042090778399565,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:03","end":"09:03","startHours":8.042090778399565,"endHours":9.042090778399565,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:03","end":"10:03","startHours":9.042090778399565,"endHours":10.042090778399565,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:03","end":"11:03","startHours":10.042090778399565,"endHours":11.042090778399565,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:03","end":"12:03","startHours":11.042090778399565,"endHours":12.042090778399565,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:03","end":"13:03","startHours":12.042090778399565,"endHours":13.042090778399565,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:03","end":"14:03","startHours":13.042090778399565,"endHours":14.042090778399565,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:03","end":"15:03","startHours":14.042090778399565,"endHours":15.042090778399565,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:03","end":"16:03","startHours":15.042090778399565,"endHours":16.042090778399565,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:03","end":"17:03","startHours":16.042090778399565,"endHours":17.042090778399565,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:03","end":"18:03","startHours":17.042090778399565,"endHours":18.042090778399565,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:03","end":"19:03","startHours":18.042090778399565,"endHours":19.042090778399565,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:03","end":"20:03","startHours":19.042090778399565,"endHours":20.042090778399565,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:03","end":"21:03","startHours":20.042090778399565,"endHours":21.042090778399565,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:03","end":"22:03","startHours":21.042090778399565,"endHours":22.042090778399565,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:03","end":"23:03","startHours":22.042090778399565,"endHours":23.042090778399565,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:03","end":"00:03","startHours":23.042090778399565,"endHours":24.042090778399565,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:03","end":"01:03","startHours":24.042090778399565,"endHours":25.042090778399565,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:03","end":"02:03","startHours":25.042090778399565,"endHours":26.042090778399565,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:03","end":"03:03","startHours":26.042090778399565,"endHours":27.042090778399565,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:03","end":"04:03","startHours":27.042090778399565,"endHours":28.042090778399565,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:03","end":"05:03","startHours":28.042090778399565,"endHours":29.042090778399565,"planetary_lord":"Jupiter"}],"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":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"West","rahuVasa":"North-East","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":12.69128794165917,"eotMinutes":-3.2934686063275223,"ayanamsa":24.0295}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Dvitīyā · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"festivals":[{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"precedence":5}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 August 19, 2012 CE · Chicago, USA · Vidhyamitra","description":"August 19, 2012 CE for Chicago, USA: Śukla Dvitīyā, sūryodaya 05:03, sūryāsta 18:45.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/chicago/2012-08-19","hreflang_alternates":{"en":"https://vidhyamitra.com/city/chicago/2012-08-19","sa":"https://sa.vidhyamitra.com/city/chicago/2012-08-19","hi":"https://hi.vidhyamitra.com/city/chicago/2012-08-19","x-default":"https://vidhyamitra.com/city/chicago/2012-08-19"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-24T13:49:32.272Z","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":"2026-05-24T13:49:32.272Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-24T13:49:32.272Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}