{"id":"vidhyamitra:city-day:ranchi:1972-04-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ranchi/1972-04-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1972-04-01","date_display":"April 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":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441408.770833,"kali_year":5073,"ahargana":1852943.2708,"sun":{"sidereal_longitude":348.176,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":195.1077,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":206.9317,"elapsed_within_tithi_degrees":2.9317},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":195.1077,"elapsed_within_degrees":8.4411},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":183.2838},"karana":{"half_tithi_index":34,"name":"Vaṇija"},"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":4,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2441408.770833,"ahargana":1852943.2708,"kali_year":5073,"ayanamsa_lahiri":23.4653,"grahas":{"sun":{"sidereal_longitude":347.945589,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":192.077589,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false,"latitude":-4.494},"mars":{"sidereal_longitude":40.081188999999995,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":347.520789,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":254.630489,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":34.00548900000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":39.626589000000024,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":282.1485,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":102.1485,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":1972,"month":4,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441408.770833,"kali_year":5073,"ahargana":1852943.2708,"sun":{"sidereal_longitude":348.176,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":195.1077,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":206.9317,"elapsed_within_tithi_degrees":2.9317},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":195.1077,"elapsed_within_degrees":8.4411},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":183.2838},"karana":{"half_tithi_index":34,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.494,"elongation":153.068},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.494,"opposition_distance":26.932}},"eclipse_window_40days":[]},"city":{"slug":"ranchi","name":"Ranchi, Jharkhand","lat":23.3441,"lon":85.3096,"tz_offset_hours":5.5,"state":"Jharkhand","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"ranchi","name":"Ranchi, Jharkhand","lat":23.3441,"lon":85.3096,"tz_offset_hours":5.5,"state":"Jharkhand","country":"IN","tier":"tier-1"},"sunriseLocal":"05:42","sunsetLocal":"18:05","solarNoonLocal":"11:53","dayLengthHours":12.381746595088467,"dayLengthDisplay":"12 Hours 22 Mins 54 Secs","nightLengthDisplay":"11 Hours 37 Mins 06 Secs","moonriseLocal":"19:51","moonsetLocal":"07:09","rahuKala":{"name":"Rāhu Kāla","start":"08:47","end":"10:20","startHours":8.789661619580407,"endHours":10.337379943966466,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:26","end":"14:59","startHours":13.432816592738583,"endHours":14.980534917124642,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:42","end":"07:15","startHours":5.694224970808291,"endHours":7.241943295194349,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:35","end":"09:00","startHours":8.583299176328932,"endHours":8.996024062831882,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:13","end":"06:32","startHours":6.210131078936977,"endHours":6.5403109881393355,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:28","end":"12:18","startHours":11.472373381849575,"endHours":12.297823154855472,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:03","end":"04:52","startHours":4.043325424796495,"endHours":4.8687751978023925,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:40","end":"05:42","startHours":4.662412754550918,"endHours":5.694224970808291,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:57","end":"14:46","startHours":13.94872270086727,"endHours":14.774172473873168,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:53","end":"18:17","startHours":17.87597156589676,"endHours":18.275971565896757,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:05","end":"18:36","startHours":18.075971565896758,"endHours":18.591877674025444,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:50","end":"19:35","startHours":17.825971565896758,"endHours":19.575971565896758,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:28","end":"00:18","startHours":23.47237338184957,"endHours":24.29782315485547,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:42","end":"07:15","startHours":5.694224970808291,"endHours":7.241943295194349,"quality":"inauspicious"},{"name":"Śubha","start":"07:15","end":"08:47","startHours":7.241943295194349,"endHours":8.789661619580407,"quality":"auspicious"},{"name":"Roga","start":"08:47","end":"10:20","startHours":8.789661619580407,"endHours":10.337379943966466,"quality":"inauspicious"},{"name":"Udveg","start":"10:20","end":"11:53","startHours":10.337379943966466,"endHours":11.885098268352525,"quality":"inauspicious"},{"name":"Chala","start":"11:53","end":"13:26","startHours":11.885098268352525,"endHours":13.432816592738583,"quality":"neutral"},{"name":"Labha","start":"13:26","end":"14:59","startHours":13.432816592738583,"endHours":14.980534917124642,"quality":"auspicious"},{"name":"Amṛta","start":"14:59","end":"16:32","startHours":14.980534917124642,"endHours":16.528253241510697,"quality":"auspicious"},{"name":"Kāla","start":"16:32","end":"18:05","startHours":16.528253241510697,"endHours":18.075971565896758,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:05","end":"19:32","startHours":18.075971565896758,"endHours":19.5282532415107,"quality":"auspicious"},{"name":"Amṛta","start":"19:32","end":"20:59","startHours":19.5282532415107,"endHours":20.98053491712464,"quality":"auspicious"},{"name":"Kāla","start":"20:59","end":"22:26","startHours":20.98053491712464,"endHours":22.432816592738583,"quality":"inauspicious"},{"name":"Śubha","start":"22:26","end":"23:53","startHours":22.432816592738583,"endHours":23.885098268352525,"quality":"auspicious"},{"name":"Roga","start":"23:53","end":"01:20","startHours":23.885098268352525,"endHours":25.337379943966468,"quality":"inauspicious"},{"name":"Udveg","start":"01:20","end":"02:47","startHours":25.337379943966468,"endHours":26.789661619580407,"quality":"inauspicious"},{"name":"Chala","start":"02:47","end":"04:15","startHours":26.789661619580407,"endHours":28.24194329519435,"quality":"neutral"},{"name":"Labha","start":"04:15","end":"05:42","startHours":28.24194329519435,"endHours":29.694224970808293,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:42","end":"06:42","startHours":5.694224970808291,"endHours":6.694224970808291,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:42","end":"07:42","startHours":6.694224970808291,"endHours":7.694224970808291,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:42","end":"08:42","startHours":7.694224970808291,"endHours":8.69422497080829,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:42","end":"09:42","startHours":8.69422497080829,"endHours":9.69422497080829,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:42","end":"10:42","startHours":9.69422497080829,"endHours":10.69422497080829,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:42","end":"11:42","startHours":10.69422497080829,"endHours":11.69422497080829,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:42","end":"12:42","startHours":11.69422497080829,"endHours":12.69422497080829,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:42","end":"13:42","startHours":12.69422497080829,"endHours":13.69422497080829,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:42","end":"14:42","startHours":13.69422497080829,"endHours":14.69422497080829,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:42","end":"15:42","startHours":14.69422497080829,"endHours":15.69422497080829,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:42","end":"16:42","startHours":15.69422497080829,"endHours":16.694224970808293,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:42","end":"17:42","startHours":16.694224970808293,"endHours":17.694224970808293,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:42","end":"18:42","startHours":17.694224970808293,"endHours":18.694224970808293,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:42","end":"19:42","startHours":18.694224970808293,"endHours":19.694224970808293,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:42","end":"20:42","startHours":19.694224970808293,"endHours":20.694224970808293,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:42","end":"21:42","startHours":20.694224970808293,"endHours":21.694224970808293,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:42","end":"22:42","startHours":21.694224970808293,"endHours":22.694224970808293,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:42","end":"23:42","startHours":22.694224970808293,"endHours":23.694224970808293,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:42","end":"00:42","startHours":23.694224970808293,"endHours":24.694224970808293,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:42","end":"01:42","startHours":24.694224970808293,"endHours":25.694224970808293,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:42","end":"02:42","startHours":25.694224970808293,"endHours":26.694224970808293,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:42","end":"03:42","startHours":26.694224970808293,"endHours":27.694224970808293,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:42","end":"04:42","startHours":27.694224970808293,"endHours":28.694224970808293,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:42","end":"05:42","startHours":28.694224970808293,"endHours":29.694224970808293,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"North","rahuVasa":"East","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":4.513203992711063,"eotMinutes":-4.344296101151456,"ayanamsa":23.4653}},"calendars":{"vikram_samvat":2029,"vikram_samvatsara":"Krodhana","saka_samvat":1894,"saka_samvatsara":"Paridhāvi","bengali_samvat":1379,"malayalam_era":1148,"nanakshahi_year":503,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Tṛtīyā · 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":[]},"validity":{"eternal":false,"location_specific":"ranchi"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 1, 1972 CE · Ranchi, Jharkhand · Vidhyamitra","description":"April 1, 1972 CE for Ranchi, Jharkhand: Kṛṣṇa Tṛtīyā, sūryodaya 05:42, sūryāsta 18:05.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ranchi/1972-04-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ranchi/1972-04-01","sa":"https://sa.vidhyamitra.com/city/ranchi/1972-04-01","hi":"https://hi.vidhyamitra.com/city/ranchi/1972-04-01","x-default":"https://vidhyamitra.com/city/ranchi/1972-04-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T21:50:33.205Z","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":"2026-05-31T21:50:33.205Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T21:50:33.205Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}