{"id":"vidhyamitra:city-day:ranchi:2131-12-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ranchi/2131-12-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2131-12-08","date_display":"December 8, 2131 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":2131,"month":12,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2499732.770833,"kali_year":5233,"ahargana":1911267.2708,"sun":{"sidereal_longitude":228.9825,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":95.344,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":226.3615,"elapsed_within_tithi_degrees":10.3615},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":95.344,"elapsed_within_degrees":2.0107},"yoga":{"number":25,"name":"Brahma","sum_longitude":324.3265},"karana":{"half_tithi_index":37,"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":2131,"month":12,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2499732.770833,"ahargana":1911267.2708,"kali_year":5233,"ayanamsa_lahiri":25.696,"grahas":{"sun":{"sidereal_longitude":229.76228300000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":97.79208299999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false,"latitude":1.7915},"mars":{"sidereal_longitude":5.561883000000023,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":211.519683,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":59.86478299999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":264.53198299999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":204.65838299999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":71.8623,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":251.8623,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","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":2131,"month":12,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2499732.770833,"kali_year":5233,"ahargana":1911267.2708,"sun":{"sidereal_longitude":228.9825,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":95.344,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":226.3615,"elapsed_within_tithi_degrees":10.3615},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":95.344,"elapsed_within_degrees":2.0107},"yoga":{"number":25,"name":"Brahma","sum_longitude":324.3265},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.792,"elongation":133.638},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.792,"opposition_distance":46.362}},"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":"06:19","sunsetLocal":"17:04","solarNoonLocal":"11:41","dayLengthHours":10.750159414413913,"dayLengthDisplay":"10 Hours 45 Mins 01 Secs","nightLengthDisplay":"13 Hours 14 Mins 59 Secs","moonriseLocal":"20:16","moonsetLocal":"09:31","rahuKala":{"name":"Rāhu Kāla","start":"09:00","end":"10:21","startHours":9.00351639462429,"endHours":10.34728632142603,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:02","end":"14:23","startHours":13.034826175029508,"endHours":14.378596101831246,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:19","end":"07:40","startHours":6.315976541020811,"endHours":7.659746467822551,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:49","end":"09:11","startHours":8.824347071050724,"endHours":9.182685718197854,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:46","end":"07:03","startHours":6.763899849954725,"endHours":7.050570767672429,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:20","end":"12:03","startHours":11.332717601080637,"endHours":12.049394895374897,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:53","end":"05:36","startHours":4.88262195243229,"endHours":5.5992992467265505,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:25","end":"06:19","startHours":5.420129923152985,"endHours":6.315976541020811,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:29","end":"14:12","startHours":13.48274948396342,"endHours":14.199426778257681,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:52","end":"17:16","startHours":16.866135955434725,"endHours":17.266135955434724,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:04","end":"17:31","startHours":17.066135955434724,"endHours":17.514059264368637,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:49","end":"18:34","startHours":16.816135955434724,"endHours":18.566135955434724,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:20","end":"00:03","startHours":23.332717601080635,"endHours":24.0493948953749,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:19","end":"07:40","startHours":6.315976541020811,"endHours":7.659746467822551,"quality":"inauspicious"},{"name":"Śubha","start":"07:40","end":"09:00","startHours":7.659746467822551,"endHours":9.00351639462429,"quality":"auspicious"},{"name":"Roga","start":"09:00","end":"10:21","startHours":9.00351639462429,"endHours":10.34728632142603,"quality":"inauspicious"},{"name":"Udveg","start":"10:21","end":"11:41","startHours":10.34728632142603,"endHours":11.691056248227767,"quality":"inauspicious"},{"name":"Chala","start":"11:41","end":"13:02","startHours":11.691056248227767,"endHours":13.034826175029508,"quality":"neutral"},{"name":"Labha","start":"13:02","end":"14:23","startHours":13.034826175029508,"endHours":14.378596101831246,"quality":"auspicious"},{"name":"Amṛta","start":"14:23","end":"15:43","startHours":14.378596101831246,"endHours":15.722366028632985,"quality":"auspicious"},{"name":"Kāla","start":"15:43","end":"17:04","startHours":15.722366028632985,"endHours":17.066135955434724,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:04","end":"18:43","startHours":17.066135955434724,"endHours":18.722366028632987,"quality":"auspicious"},{"name":"Amṛta","start":"18:43","end":"20:23","startHours":18.722366028632987,"endHours":20.378596101831246,"quality":"auspicious"},{"name":"Kāla","start":"20:23","end":"22:02","startHours":20.378596101831246,"endHours":22.034826175029508,"quality":"inauspicious"},{"name":"Śubha","start":"22:02","end":"23:41","startHours":22.034826175029508,"endHours":23.691056248227767,"quality":"auspicious"},{"name":"Roga","start":"23:41","end":"01:21","startHours":23.691056248227767,"endHours":25.34728632142603,"quality":"inauspicious"},{"name":"Udveg","start":"01:21","end":"03:00","startHours":25.34728632142603,"endHours":27.00351639462429,"quality":"inauspicious"},{"name":"Chala","start":"03:00","end":"04:40","startHours":27.00351639462429,"endHours":28.65974646782255,"quality":"neutral"},{"name":"Labha","start":"04:40","end":"06:19","startHours":28.65974646782255,"endHours":30.31597654102081,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:19","end":"07:19","startHours":6.315976541020811,"endHours":7.315976541020811,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:19","end":"08:19","startHours":7.315976541020811,"endHours":8.315976541020811,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:19","end":"09:19","startHours":8.315976541020811,"endHours":9.315976541020811,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:19","end":"10:19","startHours":9.315976541020811,"endHours":10.315976541020811,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:19","end":"11:19","startHours":10.315976541020811,"endHours":11.315976541020811,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:19","end":"12:19","startHours":11.315976541020811,"endHours":12.315976541020811,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:19","end":"13:19","startHours":12.315976541020811,"endHours":13.315976541020811,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:19","end":"14:19","startHours":13.315976541020811,"endHours":14.315976541020811,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:19","end":"15:19","startHours":14.315976541020811,"endHours":15.315976541020811,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:19","end":"16:19","startHours":15.315976541020811,"endHours":16.31597654102081,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:19","end":"17:19","startHours":16.31597654102081,"endHours":17.31597654102081,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:19","end":"18:19","startHours":17.31597654102081,"endHours":18.31597654102081,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:19","end":"19:19","startHours":18.31597654102081,"endHours":19.31597654102081,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:19","end":"20:19","startHours":19.31597654102081,"endHours":20.31597654102081,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:19","end":"21:19","startHours":20.31597654102081,"endHours":21.31597654102081,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:19","end":"22:19","startHours":21.31597654102081,"endHours":22.31597654102081,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:19","end":"23:19","startHours":22.31597654102081,"endHours":23.31597654102081,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:19","end":"00:19","startHours":23.31597654102081,"endHours":24.31597654102081,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:19","end":"01:19","startHours":24.31597654102081,"endHours":25.31597654102081,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:19","end":"02:19","startHours":25.31597654102081,"endHours":26.31597654102081,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:19","end":"03:19","startHours":26.31597654102081,"endHours":27.31597654102081,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:19","end":"04:19","startHours":27.31597654102081,"endHours":28.31597654102081,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:19","end":"05:19","startHours":28.31597654102081,"endHours":29.31597654102081,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:19","end":"06:19","startHours":29.31597654102081,"endHours":30.31597654102081,"planetary_lord":"Mercury"}],"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":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"East","anandadiYoga":{"name":"Prajāpati","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.64318988442996,"eotMinutes":7.298225106333945,"ayanamsa":25.696}},"calendars":{"vikram_samvat":2188,"vikram_samvatsara":"Krodhi","saka_samvat":2053,"saka_samvatsara":"Khara","bengali_samvat":1538,"malayalam_era":1307,"nanakshahi_year":662,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Caturthī · Vikram 2188 Krodhi · Śaka 2053 Khara"},"festivals":[{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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 December 8, 2131 CE · Ranchi, Jharkhand · Vidhyamitra","description":"December 8, 2131 CE for Ranchi, Jharkhand: Kṛṣṇa Caturthī, sūryodaya 06:19, sūryāsta 17:04.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ranchi/2131-12-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ranchi/2131-12-08","sa":"https://sa.vidhyamitra.com/city/ranchi/2131-12-08","hi":"https://hi.vidhyamitra.com/city/ranchi/2131-12-08","x-default":"https://vidhyamitra.com/city/ranchi/2131-12-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T17:23:39.131Z","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":"2026-06-02T17:23:39.131Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T17:23:39.131Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}