{"id":"vidhyamitra:city-day:rishikesh:2122-12-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2122-12-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2122-12-12","date_display":"December 12, 2122 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":2122,"month":12,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2496449.770833,"kali_year":5224,"ahargana":1907984.2708,"sun":{"sidereal_longitude":233.414,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":33.6674,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":160.2534,"elapsed_within_tithi_degrees":4.2534},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3,"moon_longitude":33.6674,"elapsed_within_degrees":7.0007},"yoga":{"number":21,"name":"Siddha","sum_longitude":267.0813},"karana":{"half_tithi_index":26,"name":"Gara"},"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":2122,"month":12,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2496449.770833,"ahargana":1907984.2708,"kali_year":5224,"ayanamsa_lahiri":25.5704,"grahas":{"sun":{"sidereal_longitude":234.136118,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":32.737217999999984,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false,"latitude":2.3925},"mars":{"sidereal_longitude":142.75831800000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":245.679218,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":152.95241799999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":185.72441800000001,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":94.79111799999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":245.8115,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":65.8115,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","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":2122,"month":12,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2496449.770833,"kali_year":5224,"ahargana":1907984.2708,"sun":{"sidereal_longitude":233.414,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":33.6674,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":160.2534,"elapsed_within_tithi_degrees":4.2534},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3,"moon_longitude":33.6674,"elapsed_within_degrees":7.0007},"yoga":{"number":21,"name":"Siddha","sum_longitude":267.0813},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.392,"elongation":160.253},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.392,"opposition_distance":19.747}},"eclipse_window_40days":[{"offset_days":17,"type":"solar","occurs":true,"moon_latitude":0.58,"elongation":1.456}]},"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"sunriseLocal":"07:04","sunsetLocal":"17:19","solarNoonLocal":"12:11","dayLengthHours":10.241829395142577,"dayLengthDisplay":"10 Hours 14 Mins 31 Secs","nightLengthDisplay":"13 Hours 45 Mins 29 Secs","moonriseLocal":"15:55","moonsetLocal":"05:37","rahuKala":{"name":"Rāhu Kāla","start":"09:38","end":"10:55","startHours":9.629344500195803,"endHours":10.909573174588626,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:28","end":"14:45","startHours":13.47003052337427,"endHours":14.750259197767093,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:04","end":"08:21","startHours":7.068887151410159,"endHours":8.349115825802981,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:28","end":"09:48","startHours":9.458647343610094,"endHours":9.800041656781513,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:30","end":"07:46","startHours":7.495630042874433,"endHours":7.7687454934115685,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:51","end":"12:32","startHours":11.84840753581003,"endHours":12.531196162152867,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:42","end":"06:23","startHours":5.703309898724482,"endHours":6.386098525067321,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:13","end":"07:04","startHours":6.215401368481611,"endHours":7.068887151410159,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:54","end":"14:35","startHours":13.896773414838545,"endHours":14.579562041181385,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:07","end":"17:31","startHours":17.110716546552737,"endHours":17.510716546552736,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:19","end":"17:44","startHours":17.310716546552737,"endHours":17.737459438017012,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:04","end":"18:49","startHours":17.060716546552737,"endHours":18.810716546552737,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:51","end":"00:32","startHours":23.848407535810026,"endHours":24.531196162152867,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:04","end":"08:21","startHours":7.068887151410159,"endHours":8.349115825802981,"quality":"inauspicious"},{"name":"Śubha","start":"08:21","end":"09:38","startHours":8.349115825802981,"endHours":9.629344500195803,"quality":"auspicious"},{"name":"Roga","start":"09:38","end":"10:55","startHours":9.629344500195803,"endHours":10.909573174588626,"quality":"inauspicious"},{"name":"Udveg","start":"10:55","end":"12:11","startHours":10.909573174588626,"endHours":12.189801848981448,"quality":"inauspicious"},{"name":"Chala","start":"12:11","end":"13:28","startHours":12.189801848981448,"endHours":13.47003052337427,"quality":"neutral"},{"name":"Labha","start":"13:28","end":"14:45","startHours":13.47003052337427,"endHours":14.750259197767093,"quality":"auspicious"},{"name":"Amṛta","start":"14:45","end":"16:02","startHours":14.750259197767093,"endHours":16.030487872159917,"quality":"auspicious"},{"name":"Kāla","start":"16:02","end":"17:19","startHours":16.030487872159917,"endHours":17.310716546552737,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:19","end":"19:02","startHours":17.310716546552737,"endHours":19.030487872159913,"quality":"auspicious"},{"name":"Amṛta","start":"19:02","end":"20:45","startHours":19.030487872159913,"endHours":20.750259197767093,"quality":"auspicious"},{"name":"Kāla","start":"20:45","end":"22:28","startHours":20.750259197767093,"endHours":22.47003052337427,"quality":"inauspicious"},{"name":"Śubha","start":"22:28","end":"00:11","startHours":22.47003052337427,"endHours":24.189801848981446,"quality":"auspicious"},{"name":"Roga","start":"00:11","end":"01:55","startHours":24.189801848981446,"endHours":25.909573174588626,"quality":"inauspicious"},{"name":"Udveg","start":"01:55","end":"03:38","startHours":25.909573174588626,"endHours":27.629344500195803,"quality":"inauspicious"},{"name":"Chala","start":"03:38","end":"05:21","startHours":27.629344500195803,"endHours":29.349115825802983,"quality":"neutral"},{"name":"Labha","start":"05:21","end":"07:04","startHours":29.349115825802983,"endHours":31.06888715141016,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:04","end":"08:04","startHours":7.068887151410159,"endHours":8.06888715141016,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:04","end":"09:04","startHours":8.06888715141016,"endHours":9.06888715141016,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:04","end":"10:04","startHours":9.06888715141016,"endHours":10.06888715141016,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:04","end":"11:04","startHours":10.06888715141016,"endHours":11.06888715141016,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:04","end":"12:04","startHours":11.06888715141016,"endHours":12.06888715141016,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:04","end":"13:04","startHours":12.06888715141016,"endHours":13.06888715141016,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:04","end":"14:04","startHours":13.06888715141016,"endHours":14.06888715141016,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:04","end":"15:04","startHours":14.06888715141016,"endHours":15.06888715141016,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:04","end":"16:04","startHours":15.06888715141016,"endHours":16.06888715141016,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:04","end":"17:04","startHours":16.06888715141016,"endHours":17.06888715141016,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:04","end":"18:04","startHours":17.06888715141016,"endHours":18.06888715141016,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:04","end":"19:04","startHours":18.06888715141016,"endHours":19.06888715141016,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:04","end":"20:04","startHours":19.06888715141016,"endHours":20.06888715141016,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:04","end":"21:04","startHours":20.06888715141016,"endHours":21.06888715141016,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:04","end":"22:04","startHours":21.06888715141016,"endHours":22.06888715141016,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:04","end":"23:04","startHours":22.06888715141016,"endHours":23.06888715141016,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:04","end":"00:04","startHours":23.06888715141016,"endHours":24.06888715141016,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:04","end":"01:04","startHours":24.06888715141016,"endHours":25.06888715141016,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:04","end":"02:04","startHours":25.06888715141016,"endHours":26.06888715141016,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:04","end":"03:04","startHours":26.06888715141016,"endHours":27.06888715141016,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:04","end":"04:04","startHours":27.06888715141016,"endHours":28.06888715141016,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:04","end":"05:04","startHours":28.06888715141016,"endHours":29.06888715141016,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:04","end":"06:04","startHours":29.06888715141016,"endHours":30.06888715141016,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:04","end":"07:04","startHours":30.06888715141016,"endHours":31.06888715141016,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Sushira","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":-23.03735004201495,"eotMinutes":5.541489061113115,"ayanamsa":25.5704}},"calendars":{"vikram_samvat":2179,"vikram_samvatsara":"Manmatha","saka_samvat":2044,"saka_samvatsara":"Citrabhānu","bengali_samvat":1529,"malayalam_era":1298,"nanakshahi_year":653,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","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":"Mārgaśīrṣa Śukla Caturdaśī · Vikram 2179 Manmatha · Śaka 2044 Citrabhānu"},"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":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"rishikesh"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga December 12, 2122 CE · Ṛṣikeśa · Vidhyamitra","description":"December 12, 2122 CE for Ṛṣikeśa: Śukla Caturdaśī, sūryodaya 07:04, sūryāsta 17:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2122-12-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2122-12-12","sa":"https://sa.vidhyamitra.com/city/rishikesh/2122-12-12","hi":"https://hi.vidhyamitra.com/city/rishikesh/2122-12-12","x-default":"https://vidhyamitra.com/city/rishikesh/2122-12-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T21:05:45.758Z","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":"2026-05-31T21:05:45.758Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T21:05:45.758Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}