{"id":"vidhyamitra:city-day:chicago:1982-07-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/chicago/1982-07-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1982-07-15","date_display":"July 15, 1982 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":1982,"month":7,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445165.770833,"kali_year":5084,"ahargana":1856700.2708,"sun":{"sidereal_longitude":88.2532,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":12.7805,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":284.5273,"elapsed_within_tithi_degrees":8.5273},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":12.7805,"elapsed_within_degrees":12.7805},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":101.0338},"karana":{"half_tithi_index":47,"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":1982,"month":7,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2445165.770833,"ahargana":1856700.2708,"kali_year":5084,"ayanamsa_lahiri":23.609,"grahas":{"sun":{"sidereal_longitude":88.64014399999996,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"moon":{"sidereal_longitude":9.812843999999984,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false,"latitude":-4.2362},"mars":{"sidereal_longitude":176.17184399999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":77.05414400000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":187.856944,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":59.88784399999997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":172.16824399999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":83.0846,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":263.0846,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"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":1982,"month":7,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445165.770833,"kali_year":5084,"ahargana":1856700.2708,"sun":{"sidereal_longitude":88.2532,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":12.7805,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":284.5273,"elapsed_within_tithi_degrees":8.5273},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":12.7805,"elapsed_within_degrees":12.7805},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":101.0338},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.236,"elongation":75.473},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.236,"opposition_distance":104.527}},"eclipse_window_40days":[{"offset_days":-9,"type":"lunar","occurs":true,"moon_latitude":0.481,"opposition_distance":2.313}]},"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":"04:28","sunsetLocal":"19:24","solarNoonLocal":"11:56","dayLengthHours":14.944551232478036,"dayLengthDisplay":"14 Hours 56 Mins 40 Secs","nightLengthDisplay":"9 Hours 03 Mins 20 Secs","moonriseLocal":"23:51","moonsetLocal":"13:31","rahuKala":{"name":"Rāhu Kāla","start":"13:48","end":"15:40","startHours":13.803115755832671,"endHours":15.671184659892425,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"04:28","end":"06:20","startHours":4.462771235533898,"endHours":6.330840139593652,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:12","end":"10:04","startHours":8.198909043653407,"endHours":10.066977947713163,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"07:57","end":"08:27","startHours":7.949833189778773,"endHours":8.447984897528041,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:05","end":"05:29","startHours":5.0854608702204835,"endHours":5.483982236419898,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:26","end":"12:26","startHours":11.43689514402365,"endHours":12.433198559522184,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"02:28","end":"03:28","startHours":2.4701644045368267,"endHours":3.4664678200353625,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:13","end":"04:28","startHours":3.2173919661607284,"endHours":4.462771235533898,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:25","startHours":14.425805390519256,"endHours":15.422108806017793,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:12","end":"19:36","startHours":19.207322468011935,"endHours":19.607322468011933,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:24","end":"20:02","startHours":19.407322468011934,"endHours":20.030012102698517,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:09","end":"20:54","startHours":19.157322468011934,"endHours":20.907322468011934,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:26","end":"00:26","startHours":23.436895144023648,"endHours":24.433198559522186,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"04:28","end":"06:20","startHours":4.462771235533898,"endHours":6.330840139593652,"quality":"auspicious"},{"name":"Roga","start":"06:20","end":"08:12","startHours":6.330840139593652,"endHours":8.198909043653407,"quality":"inauspicious"},{"name":"Udveg","start":"08:12","end":"10:04","startHours":8.198909043653407,"endHours":10.066977947713163,"quality":"inauspicious"},{"name":"Chala","start":"10:04","end":"11:56","startHours":10.066977947713163,"endHours":11.935046851772917,"quality":"neutral"},{"name":"Labha","start":"11:56","end":"13:48","startHours":11.935046851772917,"endHours":13.803115755832671,"quality":"auspicious"},{"name":"Amṛta","start":"13:48","end":"15:40","startHours":13.803115755832671,"endHours":15.671184659892425,"quality":"auspicious"},{"name":"Kāla","start":"15:40","end":"17:32","startHours":15.671184659892425,"endHours":17.53925356395218,"quality":"inauspicious"},{"name":"Śubha","start":"17:32","end":"19:24","startHours":17.53925356395218,"endHours":19.407322468011934,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:24","end":"20:32","startHours":19.407322468011934,"endHours":20.53925356395218,"quality":"auspicious"},{"name":"Kāla","start":"20:32","end":"21:40","startHours":20.53925356395218,"endHours":21.671184659892425,"quality":"inauspicious"},{"name":"Śubha","start":"21:40","end":"22:48","startHours":21.671184659892425,"endHours":22.80311575583267,"quality":"auspicious"},{"name":"Roga","start":"22:48","end":"23:56","startHours":22.80311575583267,"endHours":23.935046851772917,"quality":"inauspicious"},{"name":"Udveg","start":"23:56","end":"01:04","startHours":23.935046851772917,"endHours":25.066977947713163,"quality":"inauspicious"},{"name":"Chala","start":"01:04","end":"02:12","startHours":25.066977947713163,"endHours":26.19890904365341,"quality":"neutral"},{"name":"Labha","start":"02:12","end":"03:20","startHours":26.19890904365341,"endHours":27.330840139593654,"quality":"auspicious"},{"name":"Amṛta","start":"03:20","end":"04:28","startHours":27.330840139593654,"endHours":28.4627712355339,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"04:28","end":"05:28","startHours":4.462771235533898,"endHours":5.462771235533898,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"05:28","end":"06:28","startHours":5.462771235533898,"endHours":6.462771235533898,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"06:28","end":"07:28","startHours":6.462771235533898,"endHours":7.462771235533898,"planetary_lord":"Moon"},{"name":"Hora 4","start":"07:28","end":"08:28","startHours":7.462771235533898,"endHours":8.462771235533898,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"08:28","end":"09:28","startHours":8.462771235533898,"endHours":9.462771235533898,"planetary_lord":"Venus"},{"name":"Hora 6","start":"09:28","end":"10:28","startHours":9.462771235533898,"endHours":10.462771235533898,"planetary_lord":"Sun"},{"name":"Hora 7","start":"10:28","end":"11:28","startHours":10.462771235533898,"endHours":11.462771235533898,"planetary_lord":"Mars"},{"name":"Hora 8","start":"11:28","end":"12:28","startHours":11.462771235533898,"endHours":12.462771235533898,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"12:28","end":"13:28","startHours":12.462771235533898,"endHours":13.462771235533898,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"13:28","end":"14:28","startHours":13.462771235533898,"endHours":14.462771235533898,"planetary_lord":"Moon"},{"name":"Hora 11","start":"14:28","end":"15:28","startHours":14.462771235533898,"endHours":15.462771235533898,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"15:28","end":"16:28","startHours":15.462771235533898,"endHours":16.4627712355339,"planetary_lord":"Venus"},{"name":"Hora 13","start":"16:28","end":"17:28","startHours":16.4627712355339,"endHours":17.4627712355339,"planetary_lord":"Sun"},{"name":"Hora 14","start":"17:28","end":"18:28","startHours":17.4627712355339,"endHours":18.4627712355339,"planetary_lord":"Mars"},{"name":"Hora 15","start":"18:28","end":"19:28","startHours":18.4627712355339,"endHours":19.4627712355339,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"19:28","end":"20:28","startHours":19.4627712355339,"endHours":20.4627712355339,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"20:28","end":"21:28","startHours":20.4627712355339,"endHours":21.4627712355339,"planetary_lord":"Moon"},{"name":"Hora 18","start":"21:28","end":"22:28","startHours":21.4627712355339,"endHours":22.4627712355339,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"22:28","end":"23:28","startHours":22.4627712355339,"endHours":23.4627712355339,"planetary_lord":"Venus"},{"name":"Hora 20","start":"23:28","end":"00:28","startHours":23.4627712355339,"endHours":24.4627712355339,"planetary_lord":"Sun"},{"name":"Hora 21","start":"00:28","end":"01:28","startHours":24.4627712355339,"endHours":25.4627712355339,"planetary_lord":"Mars"},{"name":"Hora 22","start":"01:28","end":"02:28","startHours":25.4627712355339,"endHours":26.4627712355339,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"02:28","end":"03:28","startHours":26.4627712355339,"endHours":27.4627712355339,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"03:28","end":"04:28","startHours":27.4627712355339,"endHours":28.4627712355339,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","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":"South (Dakṣiṇa)","chandraVasa":"East","rahuVasa":"North-West","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":21.599704198333942,"eotMinutes":-5.583611106375076,"ayanamsa":23.609}},"calendars":{"vikram_samvat":2039,"vikram_samvatsara":"Yuva","saka_samvat":1904,"saka_samvatsara":"Dundubhi","bengali_samvat":1389,"malayalam_era":1158,"nanakshahi_year":513,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Āṣāḍha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mithuna (Āni)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Kṛṣṇa Navamī · Vikram 2039 Yuva · Śaka 1904 Dundubhi"},"festivals":[],"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":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","relevance":0.5}]},"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 15, 1982 CE · Chicago, USA · Vidhyamitra","description":"July 15, 1982 CE for Chicago, USA: Kṛṣṇa Navamī, sūryodaya 04:28, sūryāsta 19:24.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/chicago/1982-07-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/chicago/1982-07-15","sa":"https://sa.vidhyamitra.com/city/chicago/1982-07-15","hi":"https://hi.vidhyamitra.com/city/chicago/1982-07-15","x-default":"https://vidhyamitra.com/city/chicago/1982-07-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T00:33:31.120Z","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":"2026-06-02T00:33:31.120Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T00:33:31.120Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}