{"id":"vidhyamitra:city-day:chicago:2012-08-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/chicago/2012-08-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-08-07","date_display":"August 7, 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":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456146.770833,"kali_year":5114,"ahargana":1867681.2708,"sun":{"sidereal_longitude":110.3167,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":350.9475,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":240.6308,"elapsed_within_tithi_degrees":0.6308},"nakshatra":{"number":27,"name":"Revatī","pada":2,"moon_longitude":350.9475,"elapsed_within_degrees":4.2808},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":101.2642},"karana":{"half_tithi_index":40,"name":"Gara"},"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":2012,"month":8,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456146.770833,"ahargana":1867681.2708,"kali_year":5114,"ayanamsa_lahiri":24.029,"grahas":{"sun":{"sidereal_longitude":110.91848900000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":350.543589,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false,"latitude":3.4614},"mars":{"sidereal_longitude":175.44418900000005,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":97.22378900000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":46.945689000000016,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":65.23138899999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":179.933989,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":221.2584,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":41.2584,"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":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456146.770833,"kali_year":5114,"ahargana":1867681.2708,"sun":{"sidereal_longitude":110.3167,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":350.9475,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":240.6308,"elapsed_within_tithi_degrees":0.6308},"nakshatra":{"number":27,"name":"Revatī","pada":2,"moon_longitude":350.9475,"elapsed_within_degrees":4.2808},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":101.2642},"karana":{"half_tithi_index":40,"name":"Gara"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.461,"elongation":119.369},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.461,"opposition_distance":60.631}},"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":"04:50","sunsetLocal":"19:02","solarNoonLocal":"11:56","dayLengthHours":14.194801099796429,"dayLengthDisplay":"14 Hours 11 Mins 41 Secs","nightLengthDisplay":"9 Hours 48 Mins 19 Secs","moonriseLocal":"21:31","moonsetLocal":"10:18","rahuKala":{"name":"Rāhu Kāla","start":"15:29","end":"17:15","startHours":15.481951871867867,"endHours":17.25630200934242,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:23","end":"10:10","startHours":8.384551321969653,"endHours":10.158901459444206,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:56","end":"13:42","startHours":11.933251596918758,"endHours":13.707601734393311,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:09","end":"08:37","startHours":8.14797130363971,"endHours":8.621131340299593,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:26","end":"05:48","startHours":5.427301092845396,"endHours":5.805829122173301,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:28","end":"12:24","startHours":11.460091560258878,"endHours":12.406411633578639,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"02:57","end":"03:53","startHours":2.943210900381021,"endHours":3.889530973700783,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:39","end":"04:50","startHours":3.652950955370842,"endHours":4.835851047020545,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:18","end":"15:15","startHours":14.299051780218164,"endHours":15.245371853537927,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:50","end":"19:14","startHours":18.830652146816973,"endHours":19.230652146816972,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:02","end":"19:37","startHours":19.030652146816973,"endHours":19.622102192641822,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:47","end":"20:32","startHours":18.780652146816973,"endHours":20.530652146816973,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:28","end":"00:24","startHours":23.460091560258878,"endHours":24.40641163357864,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"04:50","end":"06:37","startHours":4.835851047020545,"endHours":6.610201184495098,"quality":"inauspicious"},{"name":"Udveg","start":"06:37","end":"08:23","startHours":6.610201184495098,"endHours":8.384551321969653,"quality":"inauspicious"},{"name":"Chala","start":"08:23","end":"10:10","startHours":8.384551321969653,"endHours":10.158901459444206,"quality":"neutral"},{"name":"Labha","start":"10:10","end":"11:56","startHours":10.158901459444206,"endHours":11.933251596918758,"quality":"auspicious"},{"name":"Amṛta","start":"11:56","end":"13:42","startHours":11.933251596918758,"endHours":13.707601734393311,"quality":"auspicious"},{"name":"Kāla","start":"13:42","end":"15:29","startHours":13.707601734393311,"endHours":15.481951871867867,"quality":"inauspicious"},{"name":"Śubha","start":"15:29","end":"17:15","startHours":15.481951871867867,"endHours":17.25630200934242,"quality":"auspicious"},{"name":"Roga","start":"17:15","end":"19:02","startHours":17.25630200934242,"endHours":19.030652146816973,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"19:02","end":"20:15","startHours":19.030652146816973,"endHours":20.25630200934242,"quality":"inauspicious"},{"name":"Śubha","start":"20:15","end":"21:29","startHours":20.25630200934242,"endHours":21.481951871867864,"quality":"auspicious"},{"name":"Roga","start":"21:29","end":"22:42","startHours":21.481951871867864,"endHours":22.70760173439331,"quality":"inauspicious"},{"name":"Udveg","start":"22:42","end":"23:56","startHours":22.70760173439331,"endHours":23.93325159691876,"quality":"inauspicious"},{"name":"Chala","start":"23:56","end":"01:10","startHours":23.93325159691876,"endHours":25.158901459444206,"quality":"neutral"},{"name":"Labha","start":"01:10","end":"02:23","startHours":25.158901459444206,"endHours":26.384551321969653,"quality":"auspicious"},{"name":"Amṛta","start":"02:23","end":"03:37","startHours":26.384551321969653,"endHours":27.610201184495097,"quality":"auspicious"},{"name":"Kāla","start":"03:37","end":"04:50","startHours":27.610201184495097,"endHours":28.835851047020544,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"04:50","end":"05:50","startHours":4.835851047020545,"endHours":5.835851047020545,"planetary_lord":"Mars"},{"name":"Hora 2","start":"05:50","end":"06:50","startHours":5.835851047020545,"endHours":6.835851047020545,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"06:50","end":"07:50","startHours":6.835851047020545,"endHours":7.835851047020545,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"07:50","end":"08:50","startHours":7.835851047020545,"endHours":8.835851047020544,"planetary_lord":"Moon"},{"name":"Hora 5","start":"08:50","end":"09:50","startHours":8.835851047020544,"endHours":9.835851047020544,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"09:50","end":"10:50","startHours":9.835851047020544,"endHours":10.835851047020544,"planetary_lord":"Venus"},{"name":"Hora 7","start":"10:50","end":"11:50","startHours":10.835851047020544,"endHours":11.835851047020544,"planetary_lord":"Sun"},{"name":"Hora 8","start":"11:50","end":"12:50","startHours":11.835851047020544,"endHours":12.835851047020544,"planetary_lord":"Mars"},{"name":"Hora 9","start":"12:50","end":"13:50","startHours":12.835851047020544,"endHours":13.835851047020544,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"13:50","end":"14:50","startHours":13.835851047020544,"endHours":14.835851047020544,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"14:50","end":"15:50","startHours":14.835851047020544,"endHours":15.835851047020544,"planetary_lord":"Moon"},{"name":"Hora 12","start":"15:50","end":"16:50","startHours":15.835851047020544,"endHours":16.835851047020544,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"16:50","end":"17:50","startHours":16.835851047020544,"endHours":17.835851047020544,"planetary_lord":"Venus"},{"name":"Hora 14","start":"17:50","end":"18:50","startHours":17.835851047020544,"endHours":18.835851047020544,"planetary_lord":"Sun"},{"name":"Hora 15","start":"18:50","end":"19:50","startHours":18.835851047020544,"endHours":19.835851047020544,"planetary_lord":"Mars"},{"name":"Hora 16","start":"19:50","end":"20:50","startHours":19.835851047020544,"endHours":20.835851047020544,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"20:50","end":"21:50","startHours":20.835851047020544,"endHours":21.835851047020544,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"21:50","end":"22:50","startHours":21.835851047020544,"endHours":22.835851047020544,"planetary_lord":"Moon"},{"name":"Hora 19","start":"22:50","end":"23:50","startHours":22.835851047020544,"endHours":23.835851047020544,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"23:50","end":"00:50","startHours":23.835851047020544,"endHours":24.835851047020544,"planetary_lord":"Venus"},{"name":"Hora 21","start":"00:50","end":"01:50","startHours":24.835851047020544,"endHours":25.835851047020544,"planetary_lord":"Sun"},{"name":"Hora 22","start":"01:50","end":"02:50","startHours":25.835851047020544,"endHours":26.835851047020544,"planetary_lord":"Mars"},{"name":"Hora 23","start":"02:50","end":"03:50","startHours":26.835851047020544,"endHours":27.835851047020544,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"03:50","end":"04:50","startHours":27.835851047020544,"endHours":28.835851047020544,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"North","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":16.349568004111003,"eotMinutes":-5.475895815125568,"ayanamsa":24.029}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Kṛṣṇa Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Kṛṣṇa Ṣaṣṭhī · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"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":"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":[]},"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 7, 2012 CE · Chicago, USA · Vidhyamitra","description":"August 7, 2012 CE for Chicago, USA: Kṛṣṇa Ṣaṣṭhī, sūryodaya 04:50, sūryāsta 19:02.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/chicago/2012-08-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/chicago/2012-08-07","sa":"https://sa.vidhyamitra.com/city/chicago/2012-08-07","hi":"https://hi.vidhyamitra.com/city/chicago/2012-08-07","x-default":"https://vidhyamitra.com/city/chicago/2012-08-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T15:07:56.273Z","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":"2026-05-16T15:07:56.273Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T15:07:56.273Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}