{"id":"vidhyamitra:city-day:mysore:1981-12-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mysore/1981-12-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-12-16","date_display":"December 16, 1981 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":1981,"month":12,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444954.770833,"kali_year":5083,"ahargana":1856489.2708,"sun":{"sidereal_longitude":240.0631,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":120.9705,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":240.9074,"elapsed_within_tithi_degrees":0.9074},"nakshatra":{"number":10,"name":"Maghā","pada":1,"moon_longitude":120.9705,"elapsed_within_degrees":0.9705},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":1.0337},"karana":{"half_tithi_index":40,"name":"Gara"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":1981,"month":12,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444954.770833,"ahargana":1856489.2708,"kali_year":5083,"ayanamsa_lahiri":23.6009,"grahas":{"sun":{"sidereal_longitude":240.395306,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"moon":{"sidereal_longitude":123.85180600000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false,"latitude":2.0207},"mars":{"sidereal_longitude":156.63320599999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":243.67820600000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":190.330506,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":281.05230600000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":176.52730599999995,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":94.2644,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":274.2644,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara 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":1981,"month":12,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444954.770833,"kali_year":5083,"ahargana":1856489.2708,"sun":{"sidereal_longitude":240.0631,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":120.9705,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":240.9074,"elapsed_within_tithi_degrees":0.9074},"nakshatra":{"number":10,"name":"Maghā","pada":1,"moon_longitude":120.9705,"elapsed_within_degrees":0.9705},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":1.0337},"karana":{"half_tithi_index":40,"name":"Gara"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.021,"elongation":119.093},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.021,"opposition_distance":60.907}},"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":"06:38","sunsetLocal":"18:02","solarNoonLocal":"12:20","dayLengthHours":11.406057371700506,"dayLengthDisplay":"11 Hours 24 Mins 22 Secs","nightLengthDisplay":"12 Hours 35 Mins 38 Secs","moonriseLocal":"22:20","moonsetLocal":"10:47","rahuKala":{"name":"Rāhu Kāla","start":"12:20","end":"13:45","startHours":12.32875805288046,"endHours":13.754515224343024,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:03","end":"09:29","startHours":8.051486538492771,"endHours":9.477243709955333,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:54","end":"12:20","startHours":10.903000881417896,"endHours":12.32875805288046,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:17","end":"09:40","startHours":9.287142753760325,"endHours":9.667344666150342,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:06","end":"07:24","startHours":7.100981757517728,"endHours":7.405143287429741,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:43","startHours":11.948556140490442,"endHours":12.708959965270477,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:06","end":"05:52","startHours":5.104921717470139,"endHours":5.865325542250173,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:41","end":"06:38","startHours":5.675224586055164,"endHours":6.625729367030207,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:14","end":"14:59","startHours":14.229767614830543,"endHours":14.990171439610576,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:50","end":"18:14","startHours":17.831786738730713,"endHours":18.23178673873071,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:02","end":"18:30","startHours":18.031786738730712,"endHours":18.507039129218235,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:47","end":"19:32","startHours":17.781786738730712,"endHours":19.531786738730712,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:43","startHours":23.948556140490442,"endHours":24.708959965270477,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:38","end":"08:03","startHours":6.625729367030207,"endHours":8.051486538492771,"quality":"auspicious"},{"name":"Amṛta","start":"08:03","end":"09:29","startHours":8.051486538492771,"endHours":9.477243709955333,"quality":"auspicious"},{"name":"Kāla","start":"09:29","end":"10:54","startHours":9.477243709955333,"endHours":10.903000881417896,"quality":"inauspicious"},{"name":"Śubha","start":"10:54","end":"12:20","startHours":10.903000881417896,"endHours":12.32875805288046,"quality":"auspicious"},{"name":"Roga","start":"12:20","end":"13:45","startHours":12.32875805288046,"endHours":13.754515224343024,"quality":"inauspicious"},{"name":"Udveg","start":"13:45","end":"15:11","startHours":13.754515224343024,"endHours":15.180272395805586,"quality":"inauspicious"},{"name":"Chala","start":"15:11","end":"16:36","startHours":15.180272395805586,"endHours":16.60602956726815,"quality":"neutral"},{"name":"Labha","start":"16:36","end":"18:02","startHours":16.60602956726815,"endHours":18.031786738730712,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:02","end":"19:36","startHours":18.031786738730712,"endHours":19.60602956726815,"quality":"inauspicious"},{"name":"Chala","start":"19:36","end":"21:11","startHours":19.60602956726815,"endHours":21.180272395805588,"quality":"neutral"},{"name":"Labha","start":"21:11","end":"22:45","startHours":21.180272395805588,"endHours":22.754515224343024,"quality":"auspicious"},{"name":"Amṛta","start":"22:45","end":"00:20","startHours":22.754515224343024,"endHours":24.32875805288046,"quality":"auspicious"},{"name":"Kāla","start":"00:20","end":"01:54","startHours":24.32875805288046,"endHours":25.903000881417896,"quality":"inauspicious"},{"name":"Śubha","start":"01:54","end":"03:29","startHours":25.903000881417896,"endHours":27.47724370995533,"quality":"auspicious"},{"name":"Roga","start":"03:29","end":"05:03","startHours":27.47724370995533,"endHours":29.05148653849277,"quality":"inauspicious"},{"name":"Udveg","start":"05:03","end":"06:38","startHours":29.05148653849277,"endHours":30.625729367030207,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:38","end":"07:38","startHours":6.625729367030207,"endHours":7.625729367030207,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:38","end":"08:38","startHours":7.625729367030207,"endHours":8.625729367030207,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:38","end":"09:38","startHours":8.625729367030207,"endHours":9.625729367030207,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:38","end":"10:38","startHours":9.625729367030207,"endHours":10.625729367030207,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:38","end":"11:38","startHours":10.625729367030207,"endHours":11.625729367030207,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:38","end":"12:38","startHours":11.625729367030207,"endHours":12.625729367030207,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:38","end":"13:38","startHours":12.625729367030207,"endHours":13.625729367030207,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:38","end":"14:38","startHours":13.625729367030207,"endHours":14.625729367030207,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:38","end":"15:38","startHours":14.625729367030207,"endHours":15.625729367030207,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:38","end":"16:38","startHours":15.625729367030207,"endHours":16.625729367030207,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:38","end":"17:38","startHours":16.625729367030207,"endHours":17.625729367030207,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:38","end":"18:38","startHours":17.625729367030207,"endHours":18.625729367030207,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:38","end":"19:38","startHours":18.625729367030207,"endHours":19.625729367030207,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:38","end":"20:38","startHours":19.625729367030207,"endHours":20.625729367030207,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:38","end":"21:38","startHours":20.625729367030207,"endHours":21.625729367030207,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:38","end":"22:38","startHours":21.625729367030207,"endHours":22.625729367030207,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:38","end":"23:38","startHours":22.625729367030207,"endHours":23.625729367030207,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:38","end":"00:38","startHours":23.625729367030207,"endHours":24.625729367030207,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:38","end":"01:38","startHours":24.625729367030207,"endHours":25.625729367030207,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:38","end":"02:38","startHours":25.625729367030207,"endHours":26.625729367030207,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:38","end":"03:38","startHours":26.625729367030207,"endHours":27.625729367030207,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:38","end":"04:38","startHours":27.625729367030207,"endHours":28.625729367030207,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:38","end":"05:38","startHours":28.625729367030207,"endHours":29.625729367030207,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:38","end":"06:38","startHours":29.625729367030207,"endHours":30.625729367030207,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"West","rahuVasa":"South-West","anandadiYoga":{"name":"Mausala","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-23.300335918409996,"eotMinutes":3.716916827172506,"ayanamsa":23.6009}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Ṣaṣṭhī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":5}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 16, 1981 CE · Mysore, Karnataka · Vidhyamitra","description":"December 16, 1981 CE for Mysore, Karnataka: Kṛṣṇa Ṣaṣṭhī, sūryodaya 06:38, sūryāsta 18:02.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mysore/1981-12-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mysore/1981-12-16","sa":"https://sa.vidhyamitra.com/city/mysore/1981-12-16","hi":"https://hi.vidhyamitra.com/city/mysore/1981-12-16","x-default":"https://vidhyamitra.com/city/mysore/1981-12-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T11:57:44.668Z","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":"2026-05-18T11:57:44.668Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T11:57:44.668Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}