{"id":"vidhyamitra:city-day:salem:1981-01-05:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/salem/1981-01-05","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-01-05","date_display":"January 5, 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":5,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444609.770833,"kali_year":5082,"ahargana":1856144.2708,"sun":{"sidereal_longitude":260.881,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":244.8595,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":343.9785,"elapsed_within_tithi_degrees":7.9785},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":244.8595,"elapsed_within_degrees":4.8595},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":145.7406},"karana":{"half_tithi_index":57,"name":"Śakuni"},"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":5,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444609.770833,"ahargana":1856144.2708,"kali_year":5082,"ayanamsa_lahiri":23.5878,"grahas":{"sun":{"sidereal_longitude":261.03158699999994,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":246.11898700000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false,"latitude":3.326},"mars":{"sidereal_longitude":280.741987,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":264.11728700000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":166.23308699999995,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"venus":{"sidereal_longitude":238.875987,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":165.788187,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":112.5441,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":292.5441,"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":5,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444609.770833,"kali_year":5082,"ahargana":1856144.2708,"sun":{"sidereal_longitude":260.881,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":244.8595,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":343.9785,"elapsed_within_tithi_degrees":7.9785},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":244.8595,"elapsed_within_degrees":4.8595},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":145.7406},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.326,"elongation":16.022},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.326,"opposition_distance":163.978}},"eclipse_window_40days":[{"offset_days":15,"type":"lunar","occurs":true,"moon_latitude":-1.332,"opposition_distance":1.776}]},"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":"06:39","sunsetLocal":"18:07","solarNoonLocal":"12:23","dayLengthHours":11.464829455095733,"dayLengthDisplay":"11 Hours 27 Mins 53 Secs","nightLengthDisplay":"12 Hours 32 Mins 07 Secs","moonriseLocal":"05:41","moonsetLocal":"17:05","rahuKala":{"name":"Rāhu Kāla","start":"08:05","end":"09:31","startHours":8.081835131408486,"endHours":9.514938813295451,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:57","end":"12:23","startHours":10.948042495182419,"endHours":12.381146177069386,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:49","end":"15:15","startHours":13.814249858956352,"endHours":15.247353540843319,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:19","end":"09:42","startHours":9.32385832237719,"endHours":9.706019304213715,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:08","end":"07:26","startHours":7.126432676817174,"endHours":7.432161462286394,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:00","end":"12:46","startHours":11.998985195232862,"endHours":12.76330715890591,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:07","end":"05:53","startHours":5.120087522175421,"endHours":5.88440948584847,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:42","end":"06:39","startHours":5.693328994930207,"endHours":6.648731449521518,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:18","end":"15:03","startHours":14.291951086252007,"endHours":15.056273049925057,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:55","end":"18:19","startHours":17.913560904617253,"endHours":18.31356090461725,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:07","end":"18:35","startHours":18.113560904617252,"endHours":18.591262131912906,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:52","end":"19:37","startHours":17.863560904617252,"endHours":19.613560904617252,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:00","end":"00:46","startHours":23.998985195232862,"endHours":24.76330715890591,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:39","end":"08:05","startHours":6.648731449521518,"endHours":8.081835131408486,"quality":"auspicious"},{"name":"Kāla","start":"08:05","end":"09:31","startHours":8.081835131408486,"endHours":9.514938813295451,"quality":"inauspicious"},{"name":"Śubha","start":"09:31","end":"10:57","startHours":9.514938813295451,"endHours":10.948042495182419,"quality":"auspicious"},{"name":"Roga","start":"10:57","end":"12:23","startHours":10.948042495182419,"endHours":12.381146177069386,"quality":"inauspicious"},{"name":"Udveg","start":"12:23","end":"13:49","startHours":12.381146177069386,"endHours":13.814249858956352,"quality":"inauspicious"},{"name":"Chala","start":"13:49","end":"15:15","startHours":13.814249858956352,"endHours":15.247353540843319,"quality":"neutral"},{"name":"Labha","start":"15:15","end":"16:41","startHours":15.247353540843319,"endHours":16.680457222730283,"quality":"auspicious"},{"name":"Amṛta","start":"16:41","end":"18:07","startHours":16.680457222730283,"endHours":18.113560904617252,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:07","end":"19:41","startHours":18.113560904617252,"endHours":19.680457222730286,"quality":"neutral"},{"name":"Labha","start":"19:41","end":"21:15","startHours":19.680457222730286,"endHours":21.247353540843317,"quality":"auspicious"},{"name":"Amṛta","start":"21:15","end":"22:49","startHours":21.247353540843317,"endHours":22.81424985895635,"quality":"auspicious"},{"name":"Kāla","start":"22:49","end":"00:23","startHours":22.81424985895635,"endHours":24.381146177069386,"quality":"inauspicious"},{"name":"Śubha","start":"00:23","end":"01:57","startHours":24.381146177069386,"endHours":25.94804249518242,"quality":"auspicious"},{"name":"Roga","start":"01:57","end":"03:31","startHours":25.94804249518242,"endHours":27.51493881329545,"quality":"inauspicious"},{"name":"Udveg","start":"03:31","end":"05:05","startHours":27.51493881329545,"endHours":29.081835131408486,"quality":"inauspicious"},{"name":"Chala","start":"05:05","end":"06:39","startHours":29.081835131408486,"endHours":30.64873144952152,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:39","end":"07:39","startHours":6.648731449521518,"endHours":7.648731449521518,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:39","end":"08:39","startHours":7.648731449521518,"endHours":8.648731449521518,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:39","end":"09:39","startHours":8.648731449521518,"endHours":9.648731449521518,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:39","end":"10:39","startHours":9.648731449521518,"endHours":10.648731449521518,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:39","end":"11:39","startHours":10.648731449521518,"endHours":11.648731449521518,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:39","end":"12:39","startHours":11.648731449521518,"endHours":12.648731449521518,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:39","end":"13:39","startHours":12.648731449521518,"endHours":13.648731449521518,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:39","end":"14:39","startHours":13.648731449521518,"endHours":14.648731449521518,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:39","end":"15:39","startHours":14.648731449521518,"endHours":15.648731449521518,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:39","end":"16:39","startHours":15.648731449521518,"endHours":16.64873144952152,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:39","end":"17:39","startHours":16.64873144952152,"endHours":17.64873144952152,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:39","end":"18:39","startHours":17.64873144952152,"endHours":18.64873144952152,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:39","end":"19:39","startHours":18.64873144952152,"endHours":19.64873144952152,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:39","end":"20:39","startHours":19.64873144952152,"endHours":20.64873144952152,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:39","end":"21:39","startHours":20.64873144952152,"endHours":21.64873144952152,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:39","end":"22:39","startHours":21.64873144952152,"endHours":22.64873144952152,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:39","end":"23:39","startHours":22.64873144952152,"endHours":23.64873144952152,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:39","end":"00:39","startHours":23.64873144952152,"endHours":24.64873144952152,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:39","end":"01:39","startHours":24.64873144952152,"endHours":25.64873144952152,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:39","end":"02:39","startHours":25.64873144952152,"endHours":26.64873144952152,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:39","end":"03:39","startHours":26.64873144952152,"endHours":27.64873144952152,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:39","end":"04:39","startHours":27.64873144952152,"endHours":28.64873144952152,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:39","end":"05:39","startHours":28.64873144952152,"endHours":29.64873144952152,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:39","end":"06:39","startHours":29.64873144952152,"endHours":30.64873144952152,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.634763902204096,"eotMinutes":-5.452770624163118,"ayanamsa":23.5878}},"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 Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Caturdaśī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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":[]},"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 5, 1981 CE · Salem, Tamil Nadu · Vidhyamitra","description":"January 5, 1981 CE for Salem, Tamil Nadu: Kṛṣṇa Caturdaśī, sūryodaya 06:39, sūryāsta 18:07.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/salem/1981-01-05","hreflang_alternates":{"en":"https://vidhyamitra.com/city/salem/1981-01-05","sa":"https://sa.vidhyamitra.com/city/salem/1981-01-05","hi":"https://hi.vidhyamitra.com/city/salem/1981-01-05","x-default":"https://vidhyamitra.com/city/salem/1981-01-05"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T02:53:23.788Z","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":"2026-06-03T02:53:23.788Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T02:53:23.788Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}