{"id":"vidhyamitra:city-day:omkareshwar:1981-05-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/omkareshwar/1981-05-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-05-16","date_display":"May 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":5,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444740.770833,"kali_year":5083,"ahargana":1856275.2708,"sun":{"sidereal_longitude":31.5243,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":177.9217,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":146.3974,"elapsed_within_tithi_degrees":2.3974},"nakshatra":{"number":14,"name":"Citrā","pada":2,"moon_longitude":177.9217,"elapsed_within_degrees":4.5884},"yoga":{"number":16,"name":"Siddhi","sum_longitude":209.446},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":5,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444740.770833,"ahargana":1856275.2708,"kali_year":5083,"ayanamsa_lahiri":23.5928,"grahas":{"sun":{"sidereal_longitude":31.504981999999984,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":179.15988199999993,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false,"latitude":4.287},"mars":{"sidereal_longitude":22.037581999999986,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":50.73358200000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":157.22428200000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":true},"venus":{"sidereal_longitude":41.871681999999964,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":159.50458200000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":105.6031,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":285.6031,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1981,"month":5,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444740.770833,"kali_year":5083,"ahargana":1856275.2708,"sun":{"sidereal_longitude":31.5243,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":177.9217,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":146.3974,"elapsed_within_tithi_degrees":2.3974},"nakshatra":{"number":14,"name":"Citrā","pada":2,"moon_longitude":177.9217,"elapsed_within_degrees":4.5884},"yoga":{"number":16,"name":"Siddhi","sum_longitude":209.446},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.287,"elongation":146.397},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.287,"opposition_distance":33.603}},"eclipse_window_40days":[]},"city":{"slug":"omkareshwar","name":"Oṁkāreśvar","lat":22.2429,"lon":76.1497,"tz_offset_hours":5.5,"state":"Madhya Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"omkareshwar","name":"Oṁkāreśvar","lat":22.2429,"lon":76.1497,"tz_offset_hours":5.5,"state":"Madhya Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"05:45","sunsetLocal":"18:58","solarNoonLocal":"12:22","dayLengthHours":13.210068448713514,"dayLengthDisplay":"13 Hours 12 Mins 36 Secs","nightLengthDisplay":"10 Hours 47 Mins 24 Secs","moonriseLocal":"16:24","moonsetLocal":"04:00","rahuKala":{"name":"Rāhu Kāla","start":"09:04","end":"10:43","startHours":9.058448638508498,"endHours":10.709707194597687,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:01","end":"15:40","startHours":14.012224306776066,"endHours":15.663482862865255,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:45","end":"07:24","startHours":5.7559315263301185,"endHours":7.407190082419308,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:50","end":"09:17","startHours":8.838280831029937,"endHours":9.278616445987055,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:18","end":"06:40","startHours":6.306351045026515,"endHours":6.658619536992209,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:55","end":"12:48","startHours":11.920630135729759,"endHours":12.801301365643994,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:00","end":"04:53","startHours":3.99458906650165,"endHours":4.875260296415885,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:39","end":"05:45","startHours":4.655092488937326,"endHours":5.7559315263301185,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:34","end":"15:27","startHours":14.562643825472463,"endHours":15.443315055386698,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:46","end":"19:10","startHours":18.765999975043634,"endHours":19.165999975043633,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:58","end":"19:31","startHours":18.965999975043633,"endHours":19.51641949374003,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:43","end":"20:28","startHours":18.715999975043633,"endHours":20.465999975043633,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:55","end":"00:48","startHours":23.92063013572976,"endHours":24.801301365643994,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:45","end":"07:24","startHours":5.7559315263301185,"endHours":7.407190082419308,"quality":"inauspicious"},{"name":"Śubha","start":"07:24","end":"09:04","startHours":7.407190082419308,"endHours":9.058448638508498,"quality":"auspicious"},{"name":"Roga","start":"09:04","end":"10:43","startHours":9.058448638508498,"endHours":10.709707194597687,"quality":"inauspicious"},{"name":"Udveg","start":"10:43","end":"12:22","startHours":10.709707194597687,"endHours":12.360965750686876,"quality":"inauspicious"},{"name":"Chala","start":"12:22","end":"14:01","startHours":12.360965750686876,"endHours":14.012224306776066,"quality":"neutral"},{"name":"Labha","start":"14:01","end":"15:40","startHours":14.012224306776066,"endHours":15.663482862865255,"quality":"auspicious"},{"name":"Amṛta","start":"15:40","end":"17:19","startHours":15.663482862865255,"endHours":17.314741418954444,"quality":"auspicious"},{"name":"Kāla","start":"17:19","end":"18:58","startHours":17.314741418954444,"endHours":18.965999975043633,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:58","end":"20:19","startHours":18.965999975043633,"endHours":20.314741418954444,"quality":"auspicious"},{"name":"Amṛta","start":"20:19","end":"21:40","startHours":20.314741418954444,"endHours":21.663482862865255,"quality":"auspicious"},{"name":"Kāla","start":"21:40","end":"23:01","startHours":21.663482862865255,"endHours":23.012224306776066,"quality":"inauspicious"},{"name":"Śubha","start":"23:01","end":"00:22","startHours":23.012224306776066,"endHours":24.360965750686876,"quality":"auspicious"},{"name":"Roga","start":"00:22","end":"01:43","startHours":24.360965750686876,"endHours":25.709707194597687,"quality":"inauspicious"},{"name":"Udveg","start":"01:43","end":"03:04","startHours":25.709707194597687,"endHours":27.058448638508498,"quality":"inauspicious"},{"name":"Chala","start":"03:04","end":"04:24","startHours":27.058448638508498,"endHours":28.40719008241931,"quality":"neutral"},{"name":"Labha","start":"04:24","end":"05:45","startHours":28.40719008241931,"endHours":29.75593152633012,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:45","end":"06:45","startHours":5.7559315263301185,"endHours":6.7559315263301185,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:45","end":"07:45","startHours":6.7559315263301185,"endHours":7.7559315263301185,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:45","end":"08:45","startHours":7.7559315263301185,"endHours":8.75593152633012,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:45","end":"09:45","startHours":8.75593152633012,"endHours":9.75593152633012,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:45","end":"10:45","startHours":9.75593152633012,"endHours":10.75593152633012,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:45","end":"11:45","startHours":10.75593152633012,"endHours":11.75593152633012,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:45","end":"12:45","startHours":11.75593152633012,"endHours":12.75593152633012,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:45","end":"13:45","startHours":12.75593152633012,"endHours":13.75593152633012,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:45","end":"14:45","startHours":13.75593152633012,"endHours":14.75593152633012,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:45","end":"15:45","startHours":14.75593152633012,"endHours":15.75593152633012,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:45","end":"16:45","startHours":15.75593152633012,"endHours":16.75593152633012,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:45","end":"17:45","startHours":16.75593152633012,"endHours":17.75593152633012,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:45","end":"18:45","startHours":17.75593152633012,"endHours":18.75593152633012,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:45","end":"19:45","startHours":18.75593152633012,"endHours":19.75593152633012,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:45","end":"20:45","startHours":19.75593152633012,"endHours":20.75593152633012,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:45","end":"21:45","startHours":20.75593152633012,"endHours":21.75593152633012,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:45","end":"22:45","startHours":21.75593152633012,"endHours":22.75593152633012,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:45","end":"23:45","startHours":22.75593152633012,"endHours":23.75593152633012,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:45","end":"00:45","startHours":23.75593152633012,"endHours":24.75593152633012,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:45","end":"01:45","startHours":24.75593152633012,"endHours":25.75593152633012,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:45","end":"02:45","startHours":25.75593152633012,"endHours":26.75593152633012,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:45","end":"03:45","startHours":26.75593152633012,"endHours":27.75593152633012,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:45","end":"04:45","startHours":27.75593152633012,"endHours":28.75593152633012,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:45","end":"05:45","startHours":28.75593152633012,"endHours":29.75593152633012,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-West","rahuVasa":"East","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":19.037820603356256,"eotMinutes":3.743254958787478,"ayanamsa":23.5928}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Trayodaśī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"omkareshwar"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga May 16, 1981 CE · Oṁkāreśvar · Vidhyamitra","description":"May 16, 1981 CE for Oṁkāreśvar: Śukla Trayodaśī, sūryodaya 05:45, sūryāsta 18:58.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/omkareshwar/1981-05-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/omkareshwar/1981-05-16","sa":"https://sa.vidhyamitra.com/city/omkareshwar/1981-05-16","hi":"https://hi.vidhyamitra.com/city/omkareshwar/1981-05-16","x-default":"https://vidhyamitra.com/city/omkareshwar/1981-05-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T02:16:25.713Z","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":"2026-05-31T02:16:25.713Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T02:16:25.713Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}