{"id":"vidhyamitra:city-day:mysore:1990-01-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mysore/1990-01-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1990-01-31","date_display":"January 31, 1990 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":1990,"month":1,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2447922.770833,"kali_year":5091,"ahargana":1859457.2708,"sun":{"sidereal_longitude":287.2149,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":340.4434,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":53.2285,"elapsed_within_tithi_degrees":5.2285},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3,"moon_longitude":340.4434,"elapsed_within_degrees":7.1101},"yoga":{"number":21,"name":"Siddha","sum_longitude":267.6583},"karana":{"half_tithi_index":8,"name":"Bava"},"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":1990,"month":1,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2447922.770833,"ahargana":1859457.2708,"kali_year":5091,"ayanamsa_lahiri":23.7145,"grahas":{"sun":{"sidereal_longitude":287.181606,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"moon":{"sidereal_longitude":341.179506,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false,"latitude":3.0924},"mars":{"sidereal_longitude":247.47110599999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":262.13880599999993,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":68.258306,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":268.59970599999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":265.16820600000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":297.0055,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":117.0055,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":1990,"month":1,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2447922.770833,"kali_year":5091,"ahargana":1859457.2708,"sun":{"sidereal_longitude":287.2149,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":340.4434,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":53.2285,"elapsed_within_tithi_degrees":5.2285},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3,"moon_longitude":340.4434,"elapsed_within_degrees":7.1101},"yoga":{"number":21,"name":"Siddha","sum_longitude":267.6583},"karana":{"half_tithi_index":8,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.092,"elongation":53.228},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.092,"opposition_distance":126.772}},"eclipse_window_40days":[{"offset_days":-4,"type":"solar","occurs":true,"moon_latitude":-0.956,"elongation":1.82}]},"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":"06:49","sunsetLocal":"18:25","solarNoonLocal":"12:37","dayLengthHours":11.59411186748461,"dayLengthDisplay":"11 Hours 35 Mins 39 Secs","nightLengthDisplay":"12 Hours 24 Mins 21 Secs","moonriseLocal":"10:09","moonsetLocal":"22:17","rahuKala":{"name":"Rāhu Kāla","start":"12:37","end":"14:04","startHours":12.6161998090307,"endHours":14.065463792466279,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:16","end":"09:43","startHours":8.268407858723972,"endHours":9.717671842159548,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:10","end":"12:37","startHours":11.166935825595125,"endHours":12.6161998090307,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:31","end":"09:55","startHours":9.524436644368137,"endHours":9.910907039950958,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:18","end":"07:37","startHours":7.3022318697669215,"endHours":7.611408186233178,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:14","end":"13:00","startHours":12.229729413447881,"endHours":13.002670204613523,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:16","end":"06:03","startHours":5.2732622929571145,"endHours":6.046203084122755,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:51","end":"06:49","startHours":5.852967886331345,"endHours":6.819143875288396,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:33","end":"15:19","startHours":14.548551786944802,"endHours":15.321492578110442,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:13","end":"18:37","startHours":18.213255742773008,"endHours":18.613255742773006,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:25","end":"18:54","startHours":18.413255742773007,"endHours":18.89634373725153,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:10","end":"19:55","startHours":18.163255742773007,"endHours":19.913255742773007,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:14","end":"01:00","startHours":24.229729413447885,"endHours":25.002670204613523,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:49","end":"08:16","startHours":6.819143875288396,"endHours":8.268407858723972,"quality":"auspicious"},{"name":"Amṛta","start":"08:16","end":"09:43","startHours":8.268407858723972,"endHours":9.717671842159548,"quality":"auspicious"},{"name":"Kāla","start":"09:43","end":"11:10","startHours":9.717671842159548,"endHours":11.166935825595125,"quality":"inauspicious"},{"name":"Śubha","start":"11:10","end":"12:37","startHours":11.166935825595125,"endHours":12.6161998090307,"quality":"auspicious"},{"name":"Roga","start":"12:37","end":"14:04","startHours":12.6161998090307,"endHours":14.065463792466279,"quality":"inauspicious"},{"name":"Udveg","start":"14:04","end":"15:31","startHours":14.065463792466279,"endHours":15.514727775901854,"quality":"inauspicious"},{"name":"Chala","start":"15:31","end":"16:58","startHours":15.514727775901854,"endHours":16.96399175933743,"quality":"neutral"},{"name":"Labha","start":"16:58","end":"18:25","startHours":16.96399175933743,"endHours":18.413255742773007,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:25","end":"19:58","startHours":18.413255742773007,"endHours":19.963991759337432,"quality":"inauspicious"},{"name":"Chala","start":"19:58","end":"21:31","startHours":19.963991759337432,"endHours":21.514727775901854,"quality":"neutral"},{"name":"Labha","start":"21:31","end":"23:04","startHours":21.514727775901854,"endHours":23.06546379246628,"quality":"auspicious"},{"name":"Amṛta","start":"23:04","end":"00:37","startHours":23.06546379246628,"endHours":24.616199809030704,"quality":"auspicious"},{"name":"Kāla","start":"00:37","end":"02:10","startHours":24.616199809030704,"endHours":26.166935825595125,"quality":"inauspicious"},{"name":"Śubha","start":"02:10","end":"03:43","startHours":26.166935825595125,"endHours":27.71767184215955,"quality":"auspicious"},{"name":"Roga","start":"03:43","end":"05:16","startHours":27.71767184215955,"endHours":29.268407858723975,"quality":"inauspicious"},{"name":"Udveg","start":"05:16","end":"06:49","startHours":29.268407858723975,"endHours":30.819143875288397,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:49","end":"07:49","startHours":6.819143875288396,"endHours":7.819143875288396,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:49","end":"08:49","startHours":7.819143875288396,"endHours":8.819143875288397,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:49","end":"09:49","startHours":8.819143875288397,"endHours":9.819143875288397,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:49","end":"10:49","startHours":9.819143875288397,"endHours":10.819143875288397,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:49","end":"11:49","startHours":10.819143875288397,"endHours":11.819143875288397,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:49","end":"12:49","startHours":11.819143875288397,"endHours":12.819143875288397,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:49","end":"13:49","startHours":12.819143875288397,"endHours":13.819143875288397,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:49","end":"14:49","startHours":13.819143875288397,"endHours":14.819143875288397,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:49","end":"15:49","startHours":14.819143875288397,"endHours":15.819143875288397,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:49","end":"16:49","startHours":15.819143875288397,"endHours":16.819143875288397,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:49","end":"17:49","startHours":16.819143875288397,"endHours":17.819143875288397,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:49","end":"18:49","startHours":17.819143875288397,"endHours":18.819143875288397,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:49","end":"19:49","startHours":18.819143875288397,"endHours":19.819143875288397,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:49","end":"20:49","startHours":19.819143875288397,"endHours":20.819143875288397,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:49","end":"21:49","startHours":20.819143875288397,"endHours":21.819143875288397,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:49","end":"22:49","startHours":21.819143875288397,"endHours":22.819143875288397,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:49","end":"23:49","startHours":22.819143875288397,"endHours":23.819143875288397,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:49","end":"00:49","startHours":23.819143875288397,"endHours":24.819143875288397,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:49","end":"01:49","startHours":24.819143875288397,"endHours":25.819143875288397,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:49","end":"02:49","startHours":25.819143875288397,"endHours":26.819143875288397,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:49","end":"03:49","startHours":26.819143875288397,"endHours":27.819143875288397,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:49","end":"04:49","startHours":27.819143875288397,"endHours":28.819143875288397,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:49","end":"05:49","startHours":28.819143875288397,"endHours":29.819143875288397,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:49","end":"06:49","startHours":29.819143875288397,"endHours":30.819143875288397,"planetary_lord":"Sun"}],"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":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"South-West","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-17.496356935878435,"eotMinutes":-13.52958854184206,"ayanamsa":23.7145}},"calendars":{"vikram_samvat":2047,"vikram_samvatsara":"Subhānu","saka_samvat":1912,"saka_samvatsara":"Pramoda","bengali_samvat":1397,"malayalam_era":1166,"nanakshahi_year":521,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Pañcamī · Vikram 2047 Subhānu · Śaka 1912 Pramoda"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"sarasvati-jayanti","name":"Sarasvatī Jayantī (Vasanta Pañchamī)","name_sanskrit":"सरस्वती जयन्ती / वसन्त पञ्चमी","tradition":"Pan-Hindu","associated_deity":"Sarasvatī (Vāk-tattva)","significance":"Manifestation of Devī Sarasvatī; vidyā-ārambha day; vasanta-ṛtu begins.","vrata":true,"detection":{"tithi_number":5,"tithi_paksha":"Śukla","lunar_month":"Māgha"},"precedence":2,"sources":["Skanda Purāṇa","Devī Bhāgavata"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"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 January 31, 1990 CE · Mysore, Karnataka · Vidhyamitra","description":"January 31, 1990 CE for Mysore, Karnataka: Śukla Pañcamī, sūryodaya 06:49, sūryāsta 18:25.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mysore/1990-01-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mysore/1990-01-31","sa":"https://sa.vidhyamitra.com/city/mysore/1990-01-31","hi":"https://hi.vidhyamitra.com/city/mysore/1990-01-31","x-default":"https://vidhyamitra.com/city/mysore/1990-01-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T10:17:20.834Z","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":"2026-05-17T10:17:20.834Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T10:17:20.834Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}