{"id":"vidhyamitra:city-day:chicago:2012-02-24:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/chicago/2012-02-24","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-02-24","date_display":"February 24, 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":2,"day":24,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455981.770833,"kali_year":5113,"ahargana":1867516.2708,"sun":{"sidereal_longitude":310.9092,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":337.5459,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":26.6368,"elapsed_within_tithi_degrees":2.6368},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2,"moon_longitude":337.5459,"elapsed_within_degrees":4.2126},"yoga":{"number":22,"name":"Sādhya","sum_longitude":288.4551},"karana":{"half_tithi_index":4,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2,"day":24,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455981.770833,"ahargana":1867516.2708,"kali_year":5113,"ayanamsa_lahiri":24.0227,"grahas":{"sun":{"sidereal_longitude":310.80279300000007,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":334.918093,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false,"latitude":4.2903},"mars":{"sidereal_longitude":142.79729299999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":324.01079300000004,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":11.781993,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":354.137293,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":184.996893,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":230.0009,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":50.0009,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"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":2,"day":24,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455981.770833,"kali_year":5113,"ahargana":1867516.2708,"sun":{"sidereal_longitude":310.9092,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":337.5459,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":26.6368,"elapsed_within_tithi_degrees":2.6368},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2,"moon_longitude":337.5459,"elapsed_within_degrees":4.2126},"yoga":{"number":22,"name":"Sādhya","sum_longitude":288.4551},"karana":{"half_tithi_index":4,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.29,"elongation":26.637},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.29,"opposition_distance":153.363}},"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":"06:35","sunsetLocal":"17:34","solarNoonLocal":"12:04","dayLengthHours":10.97251120200873,"dayLengthDisplay":"10 Hours 58 Mins 21 Secs","nightLengthDisplay":"13 Hours 01 Mins 39 Secs","moonriseLocal":"07:39","moonsetLocal":"19:42","rahuKala":{"name":"Rāhu Kāla","start":"10:42","end":"12:04","startHours":10.701100505461511,"endHours":12.072664405712601,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:49","end":"16:11","startHours":14.815792206214784,"endHours":16.187356106465877,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:57","end":"09:20","startHours":7.957972704959328,"endHours":9.32953660521042,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:09","end":"09:31","startHours":9.146661418510273,"endHours":9.512411791910566,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:03","end":"07:20","startHours":7.0435967714586,"endHours":7.336197070178833,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:42","end":"12:26","startHours":11.70691403231231,"endHours":12.438414779112891,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:07","end":"05:51","startHours":5.123407311107073,"endHours":5.854908057907655,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:40","end":"06:35","startHours":5.672032871207509,"endHours":6.5864088047082365,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:54","end":"14:38","startHours":13.901416272714057,"endHours":14.63291701951464,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:22","end":"17:46","startHours":17.358920006716968,"endHours":17.758920006716966,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:34","end":"18:01","startHours":17.558920006716967,"endHours":18.01610797346733,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:19","end":"19:04","startHours":17.308920006716967,"endHours":19.058920006716967,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:42","end":"00:26","startHours":23.70691403231231,"endHours":24.438414779112893,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:35","end":"07:57","startHours":6.5864088047082365,"endHours":7.957972704959328,"quality":"neutral"},{"name":"Labha","start":"07:57","end":"09:20","startHours":7.957972704959328,"endHours":9.32953660521042,"quality":"auspicious"},{"name":"Amṛta","start":"09:20","end":"10:42","startHours":9.32953660521042,"endHours":10.701100505461511,"quality":"auspicious"},{"name":"Kāla","start":"10:42","end":"12:04","startHours":10.701100505461511,"endHours":12.072664405712601,"quality":"inauspicious"},{"name":"Śubha","start":"12:04","end":"13:27","startHours":12.072664405712601,"endHours":13.444228305963694,"quality":"auspicious"},{"name":"Roga","start":"13:27","end":"14:49","startHours":13.444228305963694,"endHours":14.815792206214784,"quality":"inauspicious"},{"name":"Udveg","start":"14:49","end":"16:11","startHours":14.815792206214784,"endHours":16.187356106465877,"quality":"inauspicious"},{"name":"Chala","start":"16:11","end":"17:34","startHours":16.187356106465877,"endHours":17.558920006716967,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:34","end":"19:11","startHours":17.558920006716967,"endHours":19.187356106465877,"quality":"inauspicious"},{"name":"Udveg","start":"19:11","end":"20:49","startHours":19.187356106465877,"endHours":20.815792206214784,"quality":"inauspicious"},{"name":"Chala","start":"20:49","end":"22:27","startHours":20.815792206214784,"endHours":22.444228305963694,"quality":"neutral"},{"name":"Labha","start":"22:27","end":"00:04","startHours":22.444228305963694,"endHours":24.0726644057126,"quality":"auspicious"},{"name":"Amṛta","start":"00:04","end":"01:42","startHours":24.0726644057126,"endHours":25.70110050546151,"quality":"auspicious"},{"name":"Kāla","start":"01:42","end":"03:20","startHours":25.70110050546151,"endHours":27.32953660521042,"quality":"inauspicious"},{"name":"Śubha","start":"03:20","end":"04:57","startHours":27.32953660521042,"endHours":28.957972704959328,"quality":"auspicious"},{"name":"Roga","start":"04:57","end":"06:35","startHours":28.957972704959328,"endHours":30.586408804708235,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:35","end":"07:35","startHours":6.5864088047082365,"endHours":7.5864088047082365,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:35","end":"08:35","startHours":7.5864088047082365,"endHours":8.586408804708237,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:35","end":"09:35","startHours":8.586408804708237,"endHours":9.586408804708237,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:35","end":"10:35","startHours":9.586408804708237,"endHours":10.586408804708237,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:35","end":"11:35","startHours":10.586408804708237,"endHours":11.586408804708237,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:35","end":"12:35","startHours":11.586408804708237,"endHours":12.586408804708237,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:35","end":"13:35","startHours":12.586408804708237,"endHours":13.586408804708237,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:35","end":"14:35","startHours":13.586408804708237,"endHours":14.586408804708237,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:35","end":"15:35","startHours":14.586408804708237,"endHours":15.586408804708237,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:35","end":"16:35","startHours":15.586408804708237,"endHours":16.586408804708235,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:35","end":"17:35","startHours":16.586408804708235,"endHours":17.586408804708235,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:35","end":"18:35","startHours":17.586408804708235,"endHours":18.586408804708235,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:35","end":"19:35","startHours":18.586408804708235,"endHours":19.586408804708235,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:35","end":"20:35","startHours":19.586408804708235,"endHours":20.586408804708235,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:35","end":"21:35","startHours":20.586408804708235,"endHours":21.586408804708235,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:35","end":"22:35","startHours":21.586408804708235,"endHours":22.586408804708235,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:35","end":"23:35","startHours":22.586408804708235,"endHours":23.586408804708235,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:35","end":"00:35","startHours":23.586408804708235,"endHours":24.586408804708235,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:35","end":"01:35","startHours":24.586408804708235,"endHours":25.586408804708235,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:35","end":"02:35","startHours":25.586408804708235,"endHours":26.586408804708235,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:35","end":"03:35","startHours":26.586408804708235,"endHours":27.586408804708235,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:35","end":"04:35","startHours":27.586408804708235,"endHours":28.586408804708235,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:35","end":"05:35","startHours":28.586408804708235,"endHours":29.586408804708235,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:35","end":"06:35","startHours":29.586408804708235,"endHours":30.586408804708235,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"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":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"South-East","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-9.740500883957674,"eotMinutes":-13.840664342755995,"ayanamsa":24.0227}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"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":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Tṛtīyā · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 February 24, 2012 CE · Chicago, USA · Vidhyamitra","description":"February 24, 2012 CE for Chicago, USA: Śukla Tṛtīyā, sūryodaya 06:35, sūryāsta 17:34.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/chicago/2012-02-24","hreflang_alternates":{"en":"https://vidhyamitra.com/city/chicago/2012-02-24","sa":"https://sa.vidhyamitra.com/city/chicago/2012-02-24","hi":"https://hi.vidhyamitra.com/city/chicago/2012-02-24","x-default":"https://vidhyamitra.com/city/chicago/2012-02-24"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T15:47:31.104Z","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":"2026-05-31T15:47:31.104Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T15:47:31.104Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}