{"id":"vidhyamitra:city-day:mysore:1980-02-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mysore/1980-02-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1980-02-10","date_display":"February 10, 1980 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":1980,"month":2,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444279.770833,"kali_year":5081,"ahargana":1855814.2708,"sun":{"sidereal_longitude":296.995,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":218.1635,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":281.1685,"elapsed_within_tithi_degrees":5.1685},"nakshatra":{"number":17,"name":"Anurādhā","pada":2,"moon_longitude":218.1635,"elapsed_within_degrees":4.8302},"yoga":{"number":12,"name":"Dhruva","sum_longitude":155.1585},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":1980,"month":2,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444279.770833,"ahargana":1855814.2708,"kali_year":5081,"ayanamsa_lahiri":23.5751,"grahas":{"sun":{"sidereal_longitude":296.878296,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":215.08579599999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false,"latitude":4.4976},"mars":{"sidereal_longitude":138.06649600000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":311.34669600000007,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":133.37539600000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":true},"venus":{"sidereal_longitude":336.761496,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":152.26579600000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":130.0291,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":310.0291,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"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":1980,"month":2,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444279.770833,"kali_year":5081,"ahargana":1855814.2708,"sun":{"sidereal_longitude":296.995,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":218.1635,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":281.1685,"elapsed_within_tithi_degrees":5.1685},"nakshatra":{"number":17,"name":"Anurādhā","pada":2,"moon_longitude":218.1635,"elapsed_within_degrees":4.8302},"yoga":{"number":12,"name":"Dhruva","sum_longitude":155.1585},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.498,"elongation":78.831},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.498,"opposition_distance":101.169}},"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":"06:48","sunsetLocal":"18:28","solarNoonLocal":"12:38","dayLengthHours":11.681537977974692,"dayLengthDisplay":"11 Hours 40 Mins 54 Secs","nightLengthDisplay":"12 Hours 19 Mins 06 Secs","moonriseLocal":"01:26","moonsetLocal":"12:55","rahuKala":{"name":"Rāhu Kāla","start":"17:01","end":"18:28","startHours":17.013728166599247,"endHours":18.473920413846084,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:38","end":"14:06","startHours":12.633151424858738,"endHours":14.093343672105576,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:33","end":"17:01","startHours":15.553535919352413,"endHours":17.013728166599247,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:31","end":"09:54","startHours":9.518074630732155,"endHours":9.907459229997977,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:17","end":"07:35","startHours":7.279113184953672,"endHours":7.59062086436633,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:15","end":"13:01","startHours":12.243766825592916,"endHours":13.02253602412456,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:14","end":"06:01","startHours":5.234844038808101,"endHours":6.013613237339747,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:49","end":"06:48","startHours":5.818920937706835,"endHours":6.792382435871393,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:35","end":"15:22","startHours":14.580074421187856,"endHours":15.358843619719503,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:16","end":"18:40","startHours":18.273920413846085,"endHours":18.673920413846083,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:28","end":"18:58","startHours":18.473920413846084,"endHours":18.960651162928364,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:13","end":"19:58","startHours":18.223920413846084,"endHours":19.973920413846084,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:15","end":"01:01","startHours":24.243766825592914,"endHours":25.022536024124562,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:48","end":"08:15","startHours":6.792382435871393,"endHours":8.25257468311823,"quality":"inauspicious"},{"name":"Chala","start":"08:15","end":"09:43","startHours":8.25257468311823,"endHours":9.712766930365067,"quality":"neutral"},{"name":"Labha","start":"09:43","end":"11:10","startHours":9.712766930365067,"endHours":11.172959177611903,"quality":"auspicious"},{"name":"Amṛta","start":"11:10","end":"12:38","startHours":11.172959177611903,"endHours":12.633151424858738,"quality":"auspicious"},{"name":"Kāla","start":"12:38","end":"14:06","startHours":12.633151424858738,"endHours":14.093343672105576,"quality":"inauspicious"},{"name":"Śubha","start":"14:06","end":"15:33","startHours":14.093343672105576,"endHours":15.553535919352413,"quality":"auspicious"},{"name":"Roga","start":"15:33","end":"17:01","startHours":15.553535919352413,"endHours":17.013728166599247,"quality":"inauspicious"},{"name":"Udveg","start":"17:01","end":"18:28","startHours":17.013728166599247,"endHours":18.473920413846084,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:28","end":"20:01","startHours":18.473920413846084,"endHours":20.013728166599247,"quality":"auspicious"},{"name":"Roga","start":"20:01","end":"21:33","startHours":20.013728166599247,"endHours":21.553535919352413,"quality":"inauspicious"},{"name":"Udveg","start":"21:33","end":"23:06","startHours":21.553535919352413,"endHours":23.093343672105576,"quality":"inauspicious"},{"name":"Chala","start":"23:06","end":"00:38","startHours":23.093343672105576,"endHours":24.633151424858738,"quality":"neutral"},{"name":"Labha","start":"00:38","end":"02:10","startHours":24.633151424858738,"endHours":26.1729591776119,"quality":"auspicious"},{"name":"Amṛta","start":"02:10","end":"03:43","startHours":26.1729591776119,"endHours":27.712766930365063,"quality":"auspicious"},{"name":"Kāla","start":"03:43","end":"05:15","startHours":27.712766930365063,"endHours":29.25257468311823,"quality":"inauspicious"},{"name":"Śubha","start":"05:15","end":"06:48","startHours":29.25257468311823,"endHours":30.792382435871392,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:48","end":"07:48","startHours":6.792382435871393,"endHours":7.792382435871393,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:48","end":"08:48","startHours":7.792382435871393,"endHours":8.792382435871392,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:48","end":"09:48","startHours":8.792382435871392,"endHours":9.792382435871392,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:48","end":"10:48","startHours":9.792382435871392,"endHours":10.792382435871392,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:48","end":"11:48","startHours":10.792382435871392,"endHours":11.792382435871392,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:48","end":"12:48","startHours":11.792382435871392,"endHours":12.792382435871392,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:48","end":"13:48","startHours":12.792382435871392,"endHours":13.792382435871392,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:48","end":"14:48","startHours":13.792382435871392,"endHours":14.792382435871392,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:48","end":"15:48","startHours":14.792382435871392,"endHours":15.792382435871392,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:48","end":"16:48","startHours":15.792382435871392,"endHours":16.792382435871392,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:48","end":"17:48","startHours":16.792382435871392,"endHours":17.792382435871392,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:48","end":"18:48","startHours":17.792382435871392,"endHours":18.792382435871392,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:48","end":"19:48","startHours":18.792382435871392,"endHours":19.792382435871392,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:48","end":"20:48","startHours":19.792382435871392,"endHours":20.792382435871392,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:48","end":"21:48","startHours":20.792382435871392,"endHours":21.792382435871392,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:48","end":"22:48","startHours":21.792382435871392,"endHours":22.792382435871392,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:48","end":"23:48","startHours":22.792382435871392,"endHours":23.792382435871392,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:48","end":"00:48","startHours":23.792382435871392,"endHours":24.792382435871392,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:48","end":"01:48","startHours":24.792382435871392,"endHours":25.792382435871392,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:48","end":"02:48","startHours":25.792382435871392,"endHours":26.792382435871392,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:48","end":"03:48","startHours":26.792382435871392,"endHours":27.792382435871392,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:48","end":"04:48","startHours":27.792382435871392,"endHours":28.792382435871392,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:48","end":"05:48","startHours":28.792382435871392,"endHours":29.792382435871392,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:48","end":"06:48","startHours":29.792382435871392,"endHours":30.792382435871392,"planetary_lord":"Jupiter"}],"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":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"North-East","rahuVasa":"North-East","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-14.669233208432338,"eotMinutes":-14.546685491524224,"ayanamsa":23.5751}},"calendars":{"vikram_samvat":2037,"vikram_samvatsara":"Śrīmukha","saka_samvat":1902,"saka_samvatsara":"Raudra","bengali_samvat":1387,"malayalam_era":1156,"nanakshahi_year":511,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Navamī · Vikram 2037 Śrīmukha · Śaka 1902 Raudra"},"festivals":[],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 February 10, 1980 CE · Mysore, Karnataka · Vidhyamitra","description":"February 10, 1980 CE for Mysore, Karnataka: Kṛṣṇa Navamī, sūryodaya 06:48, sūryāsta 18:28.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mysore/1980-02-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mysore/1980-02-10","sa":"https://sa.vidhyamitra.com/city/mysore/1980-02-10","hi":"https://hi.vidhyamitra.com/city/mysore/1980-02-10","x-default":"https://vidhyamitra.com/city/mysore/1980-02-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T16:03:31.581Z","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":"2026-06-02T16:03:31.581Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T16:03:31.581Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}