{"id":"vidhyamitra:city-day:mysore:1981-04-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mysore/1981-04-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-04-08","date_display":"April 8, 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":4,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444702.770833,"kali_year":5082,"ahargana":1856237.2708,"sun":{"sidereal_longitude":354.7301,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":36.8446,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":42.1144,"elapsed_within_tithi_degrees":6.1144},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":36.8446,"elapsed_within_degrees":10.1779},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":31.5747},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"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":4,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444702.770833,"ahargana":1856237.2708,"kali_year":5082,"ayanamsa_lahiri":23.5913,"grahas":{"sun":{"sidereal_longitude":354.536134,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":39.68723399999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false,"latitude":-4.2485},"mars":{"sidereal_longitude":353.587334,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":336.02393400000005,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":160.38073400000007,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":true},"venus":{"sidereal_longitude":354.987934,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":161.71453399999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":107.6166,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":287.6166,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":4,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444702.770833,"kali_year":5082,"ahargana":1856237.2708,"sun":{"sidereal_longitude":354.7301,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":36.8446,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":42.1144,"elapsed_within_tithi_degrees":6.1144},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":36.8446,"elapsed_within_degrees":10.1779},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":31.5747},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.248,"elongation":42.114},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.248,"opposition_distance":137.886}},"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":"06:16","sunsetLocal":"18:35","solarNoonLocal":"12:26","dayLengthHours":12.322291106945128,"dayLengthDisplay":"12 Hours 19 Mins 20 Secs","nightLengthDisplay":"11 Hours 40 Mins 40 Secs","moonriseLocal":"09:05","moonsetLocal":"21:48","rahuKala":{"name":"Rāhu Kāla","start":"12:26","end":"13:58","startHours":12.427207509611165,"endHours":13.967493897979306,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:48","end":"09:21","startHours":7.806348344506743,"endHours":9.346634732874884,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:53","end":"12:26","startHours":10.886921121243024,"endHours":12.427207509611165,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:08","end":"09:33","startHours":9.141263214425798,"endHours":9.55200625132397,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:47","end":"07:06","startHours":6.7794907522613155,"endHours":7.1080851817798525,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:50","startHours":12.016464472712995,"endHours":12.837950546509338,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:37","end":"05:27","startHours":4.6230898085459184,"endHours":5.44457588234226,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:14","end":"06:16","startHours":5.239204363893174,"endHours":6.266061956138602,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:29","end":"15:18","startHours":14.48092269410202,"endHours":15.302408767898362,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:23","end":"18:47","startHours":18.38835306308373,"endHours":18.78835306308373,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:35","end":"19:06","startHours":18.58835306308373,"endHours":19.101781859206444,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:20","end":"20:05","startHours":18.33835306308373,"endHours":20.08835306308373,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:50","startHours":24.016464472712993,"endHours":24.837950546509337,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:16","end":"07:48","startHours":6.266061956138602,"endHours":7.806348344506743,"quality":"auspicious"},{"name":"Amṛta","start":"07:48","end":"09:21","startHours":7.806348344506743,"endHours":9.346634732874884,"quality":"auspicious"},{"name":"Kāla","start":"09:21","end":"10:53","startHours":9.346634732874884,"endHours":10.886921121243024,"quality":"inauspicious"},{"name":"Śubha","start":"10:53","end":"12:26","startHours":10.886921121243024,"endHours":12.427207509611165,"quality":"auspicious"},{"name":"Roga","start":"12:26","end":"13:58","startHours":12.427207509611165,"endHours":13.967493897979306,"quality":"inauspicious"},{"name":"Udveg","start":"13:58","end":"15:30","startHours":13.967493897979306,"endHours":15.507780286347447,"quality":"inauspicious"},{"name":"Chala","start":"15:30","end":"17:03","startHours":15.507780286347447,"endHours":17.04806667471559,"quality":"neutral"},{"name":"Labha","start":"17:03","end":"18:35","startHours":17.04806667471559,"endHours":18.58835306308373,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:35","end":"20:03","startHours":18.58835306308373,"endHours":20.04806667471559,"quality":"inauspicious"},{"name":"Chala","start":"20:03","end":"21:30","startHours":20.04806667471559,"endHours":21.507780286347447,"quality":"neutral"},{"name":"Labha","start":"21:30","end":"22:58","startHours":21.507780286347447,"endHours":22.967493897979306,"quality":"auspicious"},{"name":"Amṛta","start":"22:58","end":"00:26","startHours":22.967493897979306,"endHours":24.427207509611165,"quality":"auspicious"},{"name":"Kāla","start":"00:26","end":"01:53","startHours":24.427207509611165,"endHours":25.886921121243024,"quality":"inauspicious"},{"name":"Śubha","start":"01:53","end":"03:21","startHours":25.886921121243024,"endHours":27.346634732874882,"quality":"auspicious"},{"name":"Roga","start":"03:21","end":"04:48","startHours":27.346634732874882,"endHours":28.806348344506745,"quality":"inauspicious"},{"name":"Udveg","start":"04:48","end":"06:16","startHours":28.806348344506745,"endHours":30.2660619561386,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:16","end":"07:16","startHours":6.266061956138602,"endHours":7.266061956138602,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:16","end":"08:16","startHours":7.266061956138602,"endHours":8.266061956138602,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:16","end":"09:16","startHours":8.266061956138602,"endHours":9.266061956138602,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:16","end":"10:16","startHours":9.266061956138602,"endHours":10.266061956138602,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:16","end":"11:16","startHours":10.266061956138602,"endHours":11.266061956138602,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:16","end":"12:16","startHours":11.266061956138602,"endHours":12.266061956138602,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:16","end":"13:16","startHours":12.266061956138602,"endHours":13.266061956138602,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:16","end":"14:16","startHours":13.266061956138602,"endHours":14.266061956138602,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:16","end":"15:16","startHours":14.266061956138602,"endHours":15.266061956138602,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:16","end":"16:16","startHours":15.266061956138602,"endHours":16.2660619561386,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:16","end":"17:16","startHours":16.2660619561386,"endHours":17.2660619561386,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:16","end":"18:16","startHours":17.2660619561386,"endHours":18.2660619561386,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:16","end":"19:16","startHours":18.2660619561386,"endHours":19.2660619561386,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:16","end":"20:16","startHours":19.2660619561386,"endHours":20.2660619561386,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:16","end":"21:16","startHours":20.2660619561386,"endHours":21.2660619561386,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:16","end":"22:16","startHours":21.2660619561386,"endHours":22.2660619561386,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:16","end":"23:16","startHours":22.2660619561386,"endHours":23.2660619561386,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:16","end":"00:16","startHours":23.2660619561386,"endHours":24.2660619561386,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:16","end":"01:16","startHours":24.2660619561386,"endHours":25.2660619561386,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:16","end":"02:16","startHours":25.2660619561386,"endHours":26.2660619561386,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:16","end":"03:16","startHours":26.2660619561386,"endHours":27.2660619561386,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:16","end":"04:16","startHours":27.2660619561386,"endHours":28.2660619561386,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:16","end":"05:16","startHours":28.2660619561386,"endHours":29.2660619561386,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:16","end":"06:16","startHours":29.2660619561386,"endHours":30.2660619561386,"planetary_lord":"Sun"}],"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":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"South-West","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"drikRitu":"Vasanta (Spring) (Drik)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":7.108408308253046,"eotMinutes":-2.1900505766699547,"ayanamsa":23.5913}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Caturthī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[{"id":"mina-sankranti","name":"Mīna Saṅkrānti","name_sanskrit":"मीन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Pisces; Mīna-māsa begins.","vrata":false,"detection":{"sun_rashi":"Mīna"},"precedence":5},{"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":"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":[{"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":"mysore"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 8, 1981 CE · Mysore, Karnataka · Vidhyamitra","description":"April 8, 1981 CE for Mysore, Karnataka: Śukla Caturthī, sūryodaya 06:16, sūryāsta 18:35.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mysore/1981-04-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mysore/1981-04-08","sa":"https://sa.vidhyamitra.com/city/mysore/1981-04-08","hi":"https://hi.vidhyamitra.com/city/mysore/1981-04-08","x-default":"https://vidhyamitra.com/city/mysore/1981-04-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T12:28:30.415Z","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":"2026-05-18T12:28:30.415Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T12:28:30.415Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}