{"id":"vidhyamitra:city-day:chicago:1972-01-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/chicago/1972-01-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1972-01-01","date_display":"January 1, 1972 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":1972,"month":1,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441317.770833,"kali_year":5073,"ahargana":1852852.2708,"sun":{"sidereal_longitude":256.0786,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":80.1761,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":184.0975,"elapsed_within_tithi_degrees":4.0975},"nakshatra":{"number":7,"name":"Punarvasu","pada":1,"moon_longitude":80.1761,"elapsed_within_degrees":0.1761},"yoga":{"number":26,"name":"Indra","sum_longitude":336.2547},"karana":{"half_tithi_index":30,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1972,"month":1,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2441317.770833,"ahargana":1852852.2708,"kali_year":5073,"ayanamsa_lahiri":23.4618,"grahas":{"sun":{"sidereal_longitude":256.24916600000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":78.68956600000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false,"latitude":2.0269},"mars":{"sidereal_longitude":340.332566,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":233.96246599999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":239.63036599999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":287.76316599999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":37.32446600000003,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":286.9701,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":106.9701,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":1972,"month":1,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441317.770833,"kali_year":5073,"ahargana":1852852.2708,"sun":{"sidereal_longitude":256.0786,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":80.1761,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":184.0975,"elapsed_within_tithi_degrees":4.0975},"nakshatra":{"number":7,"name":"Punarvasu","pada":1,"moon_longitude":80.1761,"elapsed_within_degrees":0.1761},"yoga":{"number":26,"name":"Indra","sum_longitude":336.2547},"karana":{"half_tithi_index":30,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.027,"elongation":175.903},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.027,"opposition_distance":4.097}},"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":"07:19","sunsetLocal":"16:30","solarNoonLocal":"11:54","dayLengthHours":9.17975719965063,"dayLengthDisplay":"9 Hours 10 Mins 47 Secs","nightLengthDisplay":"14 Hours 49 Mins 13 Secs","moonriseLocal":"16:31","moonsetLocal":"07:37","rahuKala":{"name":"Rāhu Kāla","start":"09:37","end":"10:45","startHours":9.60880033881061,"endHours":10.75626998876694,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:03","end":"14:12","startHours":13.051209288679598,"endHours":14.198678938635926,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:19","end":"08:28","startHours":7.3138610388979535,"endHours":8.461330688854282,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:27","end":"09:46","startHours":9.4558043854831,"endHours":9.761796292138122,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:42","end":"07:56","startHours":7.6963509222167295,"endHours":7.941144447540746,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:36","end":"12:13","startHours":11.597747732068248,"endHours":12.209731545378292,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:05","end":"06:42","startHours":6.08989341227787,"endHours":6.7018772255879115,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:33","end":"07:19","startHours":6.548881272260401,"endHours":7.3138610388979535,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:26","end":"14:03","startHours":13.433699171998374,"endHours":14.045682985308416,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:18","end":"16:42","startHours":16.293618238548586,"endHours":16.693618238548584,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"16:30","end":"16:53","startHours":16.493618238548585,"endHours":16.87610812186736,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:15","end":"18:00","startHours":16.243618238548585,"endHours":17.993618238548585,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:36","end":"00:13","startHours":23.59774773206825,"endHours":24.20973154537829,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:19","end":"08:28","startHours":7.3138610388979535,"endHours":8.461330688854282,"quality":"inauspicious"},{"name":"Śubha","start":"08:28","end":"09:37","startHours":8.461330688854282,"endHours":9.60880033881061,"quality":"auspicious"},{"name":"Roga","start":"09:37","end":"10:45","startHours":9.60880033881061,"endHours":10.75626998876694,"quality":"inauspicious"},{"name":"Udveg","start":"10:45","end":"11:54","startHours":10.75626998876694,"endHours":11.90373963872327,"quality":"inauspicious"},{"name":"Chala","start":"11:54","end":"13:03","startHours":11.90373963872327,"endHours":13.051209288679598,"quality":"neutral"},{"name":"Labha","start":"13:03","end":"14:12","startHours":13.051209288679598,"endHours":14.198678938635926,"quality":"auspicious"},{"name":"Amṛta","start":"14:12","end":"15:21","startHours":14.198678938635926,"endHours":15.346148588592257,"quality":"auspicious"},{"name":"Kāla","start":"15:21","end":"16:30","startHours":15.346148588592257,"endHours":16.493618238548585,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"16:30","end":"18:21","startHours":16.493618238548585,"endHours":18.346148588592257,"quality":"auspicious"},{"name":"Amṛta","start":"18:21","end":"20:12","startHours":18.346148588592257,"endHours":20.19867893863593,"quality":"auspicious"},{"name":"Kāla","start":"20:12","end":"22:03","startHours":20.19867893863593,"endHours":22.051209288679598,"quality":"inauspicious"},{"name":"Śubha","start":"22:03","end":"23:54","startHours":22.051209288679598,"endHours":23.90373963872327,"quality":"auspicious"},{"name":"Roga","start":"23:54","end":"01:45","startHours":23.90373963872327,"endHours":25.75626998876694,"quality":"inauspicious"},{"name":"Udveg","start":"01:45","end":"03:37","startHours":25.75626998876694,"endHours":27.60880033881061,"quality":"inauspicious"},{"name":"Chala","start":"03:37","end":"05:28","startHours":27.60880033881061,"endHours":29.461330688854282,"quality":"neutral"},{"name":"Labha","start":"05:28","end":"07:19","startHours":29.461330688854282,"endHours":31.313861038897954,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:19","end":"08:19","startHours":7.3138610388979535,"endHours":8.313861038897954,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:19","end":"09:19","startHours":8.313861038897954,"endHours":9.313861038897954,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:19","end":"10:19","startHours":9.313861038897954,"endHours":10.313861038897954,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:19","end":"11:19","startHours":10.313861038897954,"endHours":11.313861038897954,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:19","end":"12:19","startHours":11.313861038897954,"endHours":12.313861038897954,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:19","end":"13:19","startHours":12.313861038897954,"endHours":13.313861038897954,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:19","end":"14:19","startHours":13.313861038897954,"endHours":14.313861038897954,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:19","end":"15:19","startHours":14.313861038897954,"endHours":15.313861038897954,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:19","end":"16:19","startHours":15.313861038897954,"endHours":16.313861038897954,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:19","end":"17:19","startHours":16.313861038897954,"endHours":17.313861038897954,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:19","end":"18:19","startHours":17.313861038897954,"endHours":18.313861038897954,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:19","end":"19:19","startHours":18.313861038897954,"endHours":19.313861038897954,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:19","end":"20:19","startHours":19.313861038897954,"endHours":20.313861038897954,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:19","end":"21:19","startHours":20.313861038897954,"endHours":21.313861038897954,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:19","end":"22:19","startHours":21.313861038897954,"endHours":22.313861038897954,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:19","end":"23:19","startHours":22.313861038897954,"endHours":23.313861038897954,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:19","end":"00:19","startHours":23.313861038897954,"endHours":24.313861038897954,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:19","end":"01:19","startHours":24.313861038897954,"endHours":25.313861038897954,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:19","end":"02:19","startHours":25.313861038897954,"endHours":26.313861038897954,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:19","end":"03:19","startHours":26.313861038897954,"endHours":27.313861038897954,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:19","end":"04:19","startHours":27.313861038897954,"endHours":28.313861038897954,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:19","end":"05:19","startHours":28.313861038897954,"endHours":29.313861038897954,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:19","end":"06:19","startHours":29.313861038897954,"endHours":30.313861038897954,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:19","end":"07:19","startHours":30.313861038897954,"endHours":31.313861038897954,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"East","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.081084885943888,"eotMinutes":-3.705178323396069,"ayanamsa":23.4618}},"calendars":{"vikram_samvat":2029,"vikram_samvatsara":"Krodhana","saka_samvat":1894,"saka_samvatsara":"Paridhāvi","bengali_samvat":1379,"malayalam_era":1148,"nanakshahi_year":503,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Pratipada · Vikram 2029 Krodhana · Śaka 1894 Paridhāvi"},"festivals":[],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Punarvasu","url":"/day/-1626101-04-03","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 January 1, 1972 CE · Chicago, USA · Vidhyamitra","description":"January 1, 1972 CE for Chicago, USA: Kṛṣṇa Pratipada, sūryodaya 07:19, sūryāsta 16:30.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/chicago/1972-01-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/chicago/1972-01-01","sa":"https://sa.vidhyamitra.com/city/chicago/1972-01-01","hi":"https://hi.vidhyamitra.com/city/chicago/1972-01-01","x-default":"https://vidhyamitra.com/city/chicago/1972-01-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T15:59:23.954Z","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":"2026-06-02T15:59:23.954Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T15:59:23.954Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}