{"id":"vidhyamitra:city-day:mysore:1963-12-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mysore/1963-12-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1963-12-20","date_display":"December 20, 1963 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":1963,"month":12,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438383.770833,"kali_year":5065,"ahargana":1849918.2708,"sun":{"sidereal_longitude":243.818,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":290.7821,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":46.9641,"elapsed_within_tithi_degrees":10.9641},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4,"moon_longitude":290.7821,"elapsed_within_degrees":10.7821},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":174.6001},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"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":1963,"month":12,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2438383.770833,"ahargana":1849918.2708,"kali_year":5065,"ayanamsa_lahiri":23.3496,"grahas":{"sun":{"sidereal_longitude":244.07626600000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"moon":{"sidereal_longitude":288.34116600000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false,"latitude":-2.1355},"mars":{"sidereal_longitude":258.34116600000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":264.878366,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":347.267266,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":272.53456600000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":296.60966600000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":82.4276,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":262.4276,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":1963,"month":12,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438383.770833,"kali_year":5065,"ahargana":1849918.2708,"sun":{"sidereal_longitude":243.818,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":290.7821,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":46.9641,"elapsed_within_tithi_degrees":10.9641},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4,"moon_longitude":290.7821,"elapsed_within_degrees":10.7821},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":174.6001},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.135,"elongation":46.964},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.135,"opposition_distance":133.036}},"eclipse_window_40days":[]},"city":{"slug":"mysore","name":"Mysore, Karnataka","lat":12.2958,"lon":76.6394,"tz_offset_hours":5.5,"state":"Karnataka","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"mysore","name":"Mysore, Karnataka","lat":12.2958,"lon":76.6394,"tz_offset_hours":5.5,"state":"Karnataka","country":"IN","tier":"tier-1"},"sunriseLocal":"06:40","sunsetLocal":"18:04","solarNoonLocal":"12:22","dayLengthHours":11.40231878659005,"dayLengthDisplay":"11 Hours 24 Mins 08 Secs","nightLengthDisplay":"12 Hours 35 Mins 52 Secs","moonriseLocal":"09:32","moonsetLocal":"21:06","rahuKala":{"name":"Rāhu Kāla","start":"10:56","end":"12:22","startHours":10.934551526301766,"endHours":12.359841374625521,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:13","end":"16:38","startHours":15.210421071273034,"endHours":16.63571091959679,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:05","end":"09:31","startHours":8.083971829654253,"endHours":9.50926167797801,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:19","end":"09:42","startHours":9.319223031534843,"endHours":9.699300324421177,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:08","end":"07:26","startHours":7.1337785974384165,"endHours":7.437840431747484,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:59","end":"12:44","startHours":11.979764081739185,"endHours":12.739918667511857,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:08","end":"05:54","startHours":5.1383728097851575,"endHours":5.898527395557828,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:43","end":"06:40","startHours":5.70848874911466,"endHours":6.658681981330497,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:16","end":"15:01","startHours":14.260227839057197,"endHours":15.020382424829867,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:52","end":"18:16","startHours":17.861000767920547,"endHours":18.261000767920546,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:04","end":"18:32","startHours":18.061000767920547,"endHours":18.536097384028466,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:49","end":"19:34","startHours":17.811000767920547,"endHours":19.561000767920547,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:59","end":"00:44","startHours":23.979764081739187,"endHours":24.739918667511855,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:40","end":"08:05","startHours":6.658681981330497,"endHours":8.083971829654253,"quality":"neutral"},{"name":"Labha","start":"08:05","end":"09:31","startHours":8.083971829654253,"endHours":9.50926167797801,"quality":"auspicious"},{"name":"Amṛta","start":"09:31","end":"10:56","startHours":9.50926167797801,"endHours":10.934551526301766,"quality":"auspicious"},{"name":"Kāla","start":"10:56","end":"12:22","startHours":10.934551526301766,"endHours":12.359841374625521,"quality":"inauspicious"},{"name":"Śubha","start":"12:22","end":"13:47","startHours":12.359841374625521,"endHours":13.785131222949278,"quality":"auspicious"},{"name":"Roga","start":"13:47","end":"15:13","startHours":13.785131222949278,"endHours":15.210421071273034,"quality":"inauspicious"},{"name":"Udveg","start":"15:13","end":"16:38","startHours":15.210421071273034,"endHours":16.63571091959679,"quality":"inauspicious"},{"name":"Chala","start":"16:38","end":"18:04","startHours":16.63571091959679,"endHours":18.061000767920547,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:04","end":"19:38","startHours":18.061000767920547,"endHours":19.63571091959679,"quality":"inauspicious"},{"name":"Udveg","start":"19:38","end":"21:13","startHours":19.63571091959679,"endHours":21.210421071273036,"quality":"inauspicious"},{"name":"Chala","start":"21:13","end":"22:47","startHours":21.210421071273036,"endHours":22.78513122294928,"quality":"neutral"},{"name":"Labha","start":"22:47","end":"00:22","startHours":22.78513122294928,"endHours":24.35984137462552,"quality":"auspicious"},{"name":"Amṛta","start":"00:22","end":"01:56","startHours":24.35984137462552,"endHours":25.934551526301767,"quality":"auspicious"},{"name":"Kāla","start":"01:56","end":"03:31","startHours":25.934551526301767,"endHours":27.50926167797801,"quality":"inauspicious"},{"name":"Śubha","start":"03:31","end":"05:05","startHours":27.50926167797801,"endHours":29.083971829654253,"quality":"auspicious"},{"name":"Roga","start":"05:05","end":"06:40","startHours":29.083971829654253,"endHours":30.658681981330496,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:40","end":"07:40","startHours":6.658681981330497,"endHours":7.658681981330497,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:40","end":"08:40","startHours":7.658681981330497,"endHours":8.658681981330497,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:40","end":"09:40","startHours":8.658681981330497,"endHours":9.658681981330497,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:40","end":"10:40","startHours":9.658681981330497,"endHours":10.658681981330497,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:40","end":"11:40","startHours":10.658681981330497,"endHours":11.658681981330497,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:40","end":"12:40","startHours":11.658681981330497,"endHours":12.658681981330497,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:40","end":"13:40","startHours":12.658681981330497,"endHours":13.658681981330497,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:40","end":"14:40","startHours":13.658681981330497,"endHours":14.658681981330497,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:40","end":"15:40","startHours":14.658681981330497,"endHours":15.658681981330497,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:40","end":"16:40","startHours":15.658681981330497,"endHours":16.658681981330496,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:40","end":"17:40","startHours":16.658681981330496,"endHours":17.658681981330496,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:40","end":"18:40","startHours":17.658681981330496,"endHours":18.658681981330496,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:40","end":"19:40","startHours":18.658681981330496,"endHours":19.658681981330496,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:40","end":"20:40","startHours":19.658681981330496,"endHours":20.658681981330496,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:40","end":"21:40","startHours":20.658681981330496,"endHours":21.658681981330496,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:40","end":"22:40","startHours":21.658681981330496,"endHours":22.658681981330496,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:40","end":"23:40","startHours":22.658681981330496,"endHours":23.658681981330496,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:40","end":"00:40","startHours":23.658681981330496,"endHours":24.658681981330496,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:40","end":"01:40","startHours":24.658681981330496,"endHours":25.658681981330496,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:40","end":"02:40","startHours":25.658681981330496,"endHours":26.658681981330496,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:40","end":"03:40","startHours":26.658681981330496,"endHours":27.658681981330496,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:40","end":"04:40","startHours":27.658681981330496,"endHours":28.658681981330496,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:40","end":"05:40","startHours":28.658681981330496,"endHours":29.658681981330496,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:40","end":"06:40","startHours":29.658681981330496,"endHours":30.658681981330496,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"South-East","anandadiYoga":{"name":"Padma","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.411440075924784,"eotMinutes":1.851917522468745,"ayanamsa":23.3496}},"calendars":{"vikram_samvat":2020,"vikram_samvatsara":"Nala","saka_samvat":1885,"saka_samvatsara":"Śobhana","bengali_samvat":1370,"malayalam_era":1139,"nanakshahi_year":494,"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":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Caturthī · Vikram 2020 Nala · Śaka 1885 Śobhana"},"festivals":[{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"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":"mysore"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga December 20, 1963 CE · Mysore, Karnataka · Vidhyamitra","description":"December 20, 1963 CE for Mysore, Karnataka: Śukla Caturthī, sūryodaya 06:40, sūryāsta 18:04.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mysore/1963-12-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mysore/1963-12-20","sa":"https://sa.vidhyamitra.com/city/mysore/1963-12-20","hi":"https://hi.vidhyamitra.com/city/mysore/1963-12-20","x-default":"https://vidhyamitra.com/city/mysore/1963-12-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T00:16:27.897Z","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":"2026-05-31T00:16:27.897Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T00:16:27.897Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}