{"id":"vidhyamitra:city-day:salem:1981-01-19:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/salem/1981-01-19","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-01-19","date_display":"January 19, 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":1,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444623.770833,"kali_year":5082,"ahargana":1856158.2708,"sun":{"sidereal_longitude":275.2617,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":80.6904,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":165.4287,"elapsed_within_tithi_degrees":9.4287},"nakshatra":{"number":7,"name":"Punarvasu","pada":1,"moon_longitude":80.6904,"elapsed_within_degrees":0.6904},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":355.9521},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":1,"day":19,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444623.770833,"ahargana":1856158.2708,"kali_year":5082,"ayanamsa_lahiri":23.5883,"grahas":{"sun":{"sidereal_longitude":275.294352,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":79.09405199999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false,"latitude":-2.3235},"mars":{"sidereal_longitude":291.7689519999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":287.468652,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":166.79725200000007,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"venus":{"sidereal_longitude":256.39235199999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":165.963352,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":111.8024,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":291.8024,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1981,"month":1,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444623.770833,"kali_year":5082,"ahargana":1856158.2708,"sun":{"sidereal_longitude":275.2617,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":80.6904,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":165.4287,"elapsed_within_tithi_degrees":9.4287},"nakshatra":{"number":7,"name":"Punarvasu","pada":1,"moon_longitude":80.6904,"elapsed_within_degrees":0.6904},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":355.9521},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.323,"elongation":165.429},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.323,"opposition_distance":14.571}},"eclipse_window_40days":[{"offset_days":1,"type":"lunar","occurs":true,"moon_latitude":-1.332,"opposition_distance":1.776},{"offset_days":17,"type":"solar","occurs":true,"moon_latitude":-0.15,"elongation":0.162}]},"city":{"slug":"salem","name":"Salem, Tamil Nadu","lat":11.6643,"lon":78.146,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"salem","name":"Salem, Tamil Nadu","lat":11.6643,"lon":78.146,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"sunriseLocal":"06:42","sunsetLocal":"18:14","solarNoonLocal":"12:28","dayLengthHours":11.534776646493867,"dayLengthDisplay":"11 Hours 32 Mins 05 Secs","nightLengthDisplay":"12 Hours 27 Mins 55 Secs","moonriseLocal":"17:01","moonsetLocal":"05:46","rahuKala":{"name":"Rāhu Kāla","start":"08:09","end":"09:35","startHours":8.142426323128472,"endHours":9.584273403940205,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:02","end":"12:28","startHours":11.026120484751939,"endHours":12.467967565563672,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:55","end":"15:21","startHours":13.909814646375406,"endHours":15.351661727187139,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:24","end":"09:47","startHours":9.39202712649864,"endHours":9.77651968138177,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:11","end":"07:29","startHours":7.181194935920649,"endHours":7.488788979827152,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:05","end":"12:51","startHours":12.083475010680543,"endHours":12.852460120446802,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:10","end":"05:56","startHours":5.162609022784222,"endHours":5.9315941325504795,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:44","end":"06:42","startHours":5.739347855108916,"endHours":6.700579242316738,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:23","end":"15:10","startHours":14.390430339979314,"endHours":15.159415449745572,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:02","end":"18:26","startHours":18.035355888810606,"endHours":18.435355888810605,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:14","end":"18:43","startHours":18.235355888810606,"endHours":18.715971582414518,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:59","end":"19:44","startHours":17.985355888810606,"endHours":19.735355888810606,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:05","end":"00:51","startHours":24.083475010680544,"endHours":24.8524601204468,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:42","end":"08:09","startHours":6.700579242316738,"endHours":8.142426323128472,"quality":"auspicious"},{"name":"Kāla","start":"08:09","end":"09:35","startHours":8.142426323128472,"endHours":9.584273403940205,"quality":"inauspicious"},{"name":"Śubha","start":"09:35","end":"11:02","startHours":9.584273403940205,"endHours":11.026120484751939,"quality":"auspicious"},{"name":"Roga","start":"11:02","end":"12:28","startHours":11.026120484751939,"endHours":12.467967565563672,"quality":"inauspicious"},{"name":"Udveg","start":"12:28","end":"13:55","startHours":12.467967565563672,"endHours":13.909814646375406,"quality":"inauspicious"},{"name":"Chala","start":"13:55","end":"15:21","startHours":13.909814646375406,"endHours":15.351661727187139,"quality":"neutral"},{"name":"Labha","start":"15:21","end":"16:48","startHours":15.351661727187139,"endHours":16.793508807998872,"quality":"auspicious"},{"name":"Amṛta","start":"16:48","end":"18:14","startHours":16.793508807998872,"endHours":18.235355888810606,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:14","end":"19:48","startHours":18.235355888810606,"endHours":19.793508807998872,"quality":"neutral"},{"name":"Labha","start":"19:48","end":"21:21","startHours":19.793508807998872,"endHours":21.35166172718714,"quality":"auspicious"},{"name":"Amṛta","start":"21:21","end":"22:55","startHours":21.35166172718714,"endHours":22.909814646375406,"quality":"auspicious"},{"name":"Kāla","start":"22:55","end":"00:28","startHours":22.909814646375406,"endHours":24.467967565563672,"quality":"inauspicious"},{"name":"Śubha","start":"00:28","end":"02:02","startHours":24.467967565563672,"endHours":26.02612048475194,"quality":"auspicious"},{"name":"Roga","start":"02:02","end":"03:35","startHours":26.02612048475194,"endHours":27.584273403940205,"quality":"inauspicious"},{"name":"Udveg","start":"03:35","end":"05:09","startHours":27.584273403940205,"endHours":29.142426323128472,"quality":"inauspicious"},{"name":"Chala","start":"05:09","end":"06:42","startHours":29.142426323128472,"endHours":30.70057924231674,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:42","end":"07:42","startHours":6.700579242316738,"endHours":7.700579242316738,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:42","end":"08:42","startHours":7.700579242316738,"endHours":8.700579242316739,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:42","end":"09:42","startHours":8.700579242316739,"endHours":9.700579242316739,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:42","end":"10:42","startHours":9.700579242316739,"endHours":10.700579242316739,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:42","end":"11:42","startHours":10.700579242316739,"endHours":11.700579242316739,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:42","end":"12:42","startHours":11.700579242316739,"endHours":12.700579242316739,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:42","end":"13:42","startHours":12.700579242316739,"endHours":13.700579242316739,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:42","end":"14:42","startHours":13.700579242316739,"endHours":14.700579242316739,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:42","end":"15:42","startHours":14.700579242316739,"endHours":15.700579242316739,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:42","end":"16:42","startHours":15.700579242316739,"endHours":16.70057924231674,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:42","end":"17:42","startHours":16.70057924231674,"endHours":17.70057924231674,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:42","end":"18:42","startHours":17.70057924231674,"endHours":18.70057924231674,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:42","end":"19:42","startHours":18.70057924231674,"endHours":19.70057924231674,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:42","end":"20:42","startHours":19.70057924231674,"endHours":20.70057924231674,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:42","end":"21:42","startHours":20.70057924231674,"endHours":21.70057924231674,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:42","end":"22:42","startHours":21.70057924231674,"endHours":22.70057924231674,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:42","end":"23:42","startHours":22.70057924231674,"endHours":23.70057924231674,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:42","end":"00:42","startHours":23.70057924231674,"endHours":24.70057924231674,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:42","end":"01:42","startHours":24.70057924231674,"endHours":25.70057924231674,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:42","end":"02:42","startHours":25.70057924231674,"endHours":26.70057924231674,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:42","end":"03:42","startHours":26.70057924231674,"endHours":27.70057924231674,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:42","end":"04:42","startHours":27.70057924231674,"endHours":28.70057924231674,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:42","end":"05:42","startHours":28.70057924231674,"endHours":29.70057924231674,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:42","end":"06:42","startHours":29.70057924231674,"endHours":30.70057924231674,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-20.380855188133676,"eotMinutes":-10.662053933820344,"ayanamsa":23.5883}},"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 Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Caturdaśī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Punarvasu","url":"/day/-1626101-04-03","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"salem"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 19, 1981 CE · Salem, Tamil Nadu · Vidhyamitra","description":"January 19, 1981 CE for Salem, Tamil Nadu: Śukla Caturdaśī, sūryodaya 06:42, sūryāsta 18:14.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/salem/1981-01-19","hreflang_alternates":{"en":"https://vidhyamitra.com/city/salem/1981-01-19","sa":"https://sa.vidhyamitra.com/city/salem/1981-01-19","hi":"https://hi.vidhyamitra.com/city/salem/1981-01-19","x-default":"https://vidhyamitra.com/city/salem/1981-01-19"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T16:58:09.862Z","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":"2026-06-03T16:58:09.862Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T16:58:09.862Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}