{"id":"vidhyamitra:city-day:kozhikode:1981-03-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kozhikode/1981-03-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-03-16","date_display":"March 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":3,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444679.770833,"kali_year":5082,"ahargana":1856214.2708,"sun":{"sidereal_longitude":332.0021,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":97.4588,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":125.4567,"elapsed_within_tithi_degrees":5.4567},"nakshatra":{"number":8,"name":"Puṣya","pada":2,"moon_longitude":97.4588,"elapsed_within_degrees":4.1255},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":69.4609},"karana":{"half_tithi_index":20,"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":3,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444679.770833,"ahargana":1856214.2708,"kali_year":5082,"ayanamsa_lahiri":23.5904,"grahas":{"sun":{"sidereal_longitude":331.78091300000006,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":98.527513,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false,"latitude":-0.8868},"mars":{"sidereal_longitude":335.846913,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":304.469113,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":163.280713,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":true},"venus":{"sidereal_longitude":326.415213,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":163.49541299999999,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":108.8352,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":288.8352,"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":3,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444679.770833,"kali_year":5082,"ahargana":1856214.2708,"sun":{"sidereal_longitude":332.0021,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":97.4588,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":125.4567,"elapsed_within_tithi_degrees":5.4567},"nakshatra":{"number":8,"name":"Puṣya","pada":2,"moon_longitude":97.4588,"elapsed_within_degrees":4.1255},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":69.4609},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.887,"elongation":125.457},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.887,"opposition_distance":54.543}},"eclipse_window_40days":[]},"city":{"slug":"kozhikode","name":"Kozhikode (Calicut), Kerala","lat":11.2588,"lon":75.7804,"tz_offset_hours":5.5,"state":"Kerala","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"kozhikode","name":"Kozhikode (Calicut), Kerala","lat":11.2588,"lon":75.7804,"tz_offset_hours":5.5,"state":"Kerala","country":"IN","tier":"tier-1"},"sunriseLocal":"06:34","sunsetLocal":"18:38","solarNoonLocal":"12:36","dayLengthHours":12.064464180747656,"dayLengthDisplay":"12 Hours 03 Mins 52 Secs","nightLengthDisplay":"11 Hours 56 Mins 08 Secs","moonriseLocal":"14:44","moonsetLocal":"03:22","rahuKala":{"name":"Rāhu Kāla","start":"08:05","end":"09:35","startHours":8.07979260124406,"endHours":9.587850623837518,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:06","end":"12:36","startHours":11.095908646430974,"endHours":12.60396666902443,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:07","end":"15:37","startHours":14.112024691617888,"endHours":15.620082714211346,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:23","end":"09:47","startHours":9.386776220825055,"endHours":9.788925026849977,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:04","end":"07:24","startHours":7.0744205861817555,"endHours":7.396139631001693,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:12","end":"13:00","startHours":12.201817862999508,"endHours":13.006115475049352,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:58","end":"05:46","startHours":4.963139354550916,"endHours":5.767436966600759,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:34","end":"06:34","startHours":5.5663625635882985,"endHours":6.571734578650603,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:37","end":"15:25","startHours":14.61471069914904,"endHours":15.419008311198883,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:26","end":"18:50","startHours":18.43619875939826,"endHours":18.836198759398258,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:38","end":"19:08","startHours":18.63619875939826,"endHours":19.13888476692941,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:23","end":"20:08","startHours":18.38619875939826,"endHours":20.13619875939826,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:12","end":"01:00","startHours":24.20181786299951,"endHours":25.006115475049352,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:34","end":"08:05","startHours":6.571734578650603,"endHours":8.07979260124406,"quality":"auspicious"},{"name":"Kāla","start":"08:05","end":"09:35","startHours":8.07979260124406,"endHours":9.587850623837518,"quality":"inauspicious"},{"name":"Śubha","start":"09:35","end":"11:06","startHours":9.587850623837518,"endHours":11.095908646430974,"quality":"auspicious"},{"name":"Roga","start":"11:06","end":"12:36","startHours":11.095908646430974,"endHours":12.60396666902443,"quality":"inauspicious"},{"name":"Udveg","start":"12:36","end":"14:07","startHours":12.60396666902443,"endHours":14.112024691617888,"quality":"inauspicious"},{"name":"Chala","start":"14:07","end":"15:37","startHours":14.112024691617888,"endHours":15.620082714211346,"quality":"neutral"},{"name":"Labha","start":"15:37","end":"17:08","startHours":15.620082714211346,"endHours":17.128140736804802,"quality":"auspicious"},{"name":"Amṛta","start":"17:08","end":"18:38","startHours":17.128140736804802,"endHours":18.63619875939826,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:38","end":"20:08","startHours":18.63619875939826,"endHours":20.128140736804802,"quality":"neutral"},{"name":"Labha","start":"20:08","end":"21:37","startHours":20.128140736804802,"endHours":21.620082714211343,"quality":"auspicious"},{"name":"Amṛta","start":"21:37","end":"23:07","startHours":21.620082714211343,"endHours":23.112024691617886,"quality":"auspicious"},{"name":"Kāla","start":"23:07","end":"00:36","startHours":23.112024691617886,"endHours":24.60396666902443,"quality":"inauspicious"},{"name":"Śubha","start":"00:36","end":"02:06","startHours":24.60396666902443,"endHours":26.095908646430974,"quality":"auspicious"},{"name":"Roga","start":"02:06","end":"03:35","startHours":26.095908646430974,"endHours":27.587850623837518,"quality":"inauspicious"},{"name":"Udveg","start":"03:35","end":"05:05","startHours":27.587850623837518,"endHours":29.07979260124406,"quality":"inauspicious"},{"name":"Chala","start":"05:05","end":"06:34","startHours":29.07979260124406,"endHours":30.571734578650602,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:34","end":"07:34","startHours":6.571734578650603,"endHours":7.571734578650603,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:34","end":"08:34","startHours":7.571734578650603,"endHours":8.571734578650602,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:34","end":"09:34","startHours":8.571734578650602,"endHours":9.571734578650602,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:34","end":"10:34","startHours":9.571734578650602,"endHours":10.571734578650602,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:34","end":"11:34","startHours":10.571734578650602,"endHours":11.571734578650602,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:34","end":"12:34","startHours":11.571734578650602,"endHours":12.571734578650602,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:34","end":"13:34","startHours":12.571734578650602,"endHours":13.571734578650602,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:34","end":"14:34","startHours":13.571734578650602,"endHours":14.571734578650602,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:34","end":"15:34","startHours":14.571734578650602,"endHours":15.571734578650602,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:34","end":"16:34","startHours":15.571734578650602,"endHours":16.571734578650602,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:34","end":"17:34","startHours":16.571734578650602,"endHours":17.571734578650602,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:34","end":"18:34","startHours":17.571734578650602,"endHours":18.571734578650602,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:34","end":"19:34","startHours":18.571734578650602,"endHours":19.571734578650602,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:34","end":"20:34","startHours":19.571734578650602,"endHours":20.571734578650602,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:34","end":"21:34","startHours":20.571734578650602,"endHours":21.571734578650602,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:34","end":"22:34","startHours":21.571734578650602,"endHours":22.571734578650602,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:34","end":"23:34","startHours":22.571734578650602,"endHours":23.571734578650602,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:34","end":"00:34","startHours":23.571734578650602,"endHours":24.571734578650602,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:34","end":"01:34","startHours":24.571734578650602,"endHours":25.571734578650602,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:34","end":"02:34","startHours":25.571734578650602,"endHours":26.571734578650602,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:34","end":"03:34","startHours":26.571734578650602,"endHours":27.571734578650602,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:34","end":"04:34","startHours":27.571734578650602,"endHours":28.571734578650602,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:34","end":"05:34","startHours":28.571734578650602,"endHours":29.571734578650602,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:34","end":"06:34","startHours":29.571734578650602,"endHours":30.571734578650602,"planetary_lord":"Venus"}],"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","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-1.8392931354523092,"eotMinutes":-9.359600141465874,"ayanamsa":23.5904}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Phālguna","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Ekādaśī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[{"id":"amalaki-ekadashi","name":"Āmalakī Ekādaśī","name_sanskrit":"आमलकी एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu (in Āmalakī tree)","significance":"Worship of Āmalakī (Indian gooseberry, sacred to Viṣṇu).","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Phālguna"},"precedence":4},{"id":"rangbhari-ekadashi","name":"Raṅgbhari Ekādaśī","name_sanskrit":"रङ्गभरी एकादशी","tradition":"Shaiva","associated_deity":"Śiva-Pārvatī","significance":"Kāśī tradition: Śiva brings Pārvatī home; rang-utsava begins.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Phālguna"},"precedence":4},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"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":"kozhikode"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga March 16, 1981 CE · Kozhikode (Calicut), Kerala · Vidhyamitra","description":"March 16, 1981 CE for Kozhikode (Calicut), Kerala: Śukla Ekādaśī, sūryodaya 06:34, sūryāsta 18:38.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kozhikode/1981-03-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kozhikode/1981-03-16","sa":"https://sa.vidhyamitra.com/city/kozhikode/1981-03-16","hi":"https://hi.vidhyamitra.com/city/kozhikode/1981-03-16","x-default":"https://vidhyamitra.com/city/kozhikode/1981-03-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T21:11:08.089Z","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":"2026-06-01T21:11:08.089Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T21:11:08.089Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}