{"id":"vidhyamitra:city-day:paris:1981-02-05:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/paris/1981-02-05","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-02-05","date_display":"February 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":2,"day":5,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444640.770833,"kali_year":5082,"ahargana":1856175.2708,"sun":{"sidereal_longitude":292.6558,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":292.8181,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":0.1623,"elapsed_within_tithi_degrees":0.1623},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4,"moon_longitude":292.8181,"elapsed_within_degrees":12.8181},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":225.4739},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2,"day":5,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444640.770833,"ahargana":1856175.2708,"kali_year":5082,"ayanamsa_lahiri":23.5889,"grahas":{"sun":{"sidereal_longitude":292.56680300000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"moon":{"sidereal_longitude":294.020003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false,"latitude":-0.1503},"mars":{"sidereal_longitude":305.20120299999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":310.573903,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":166.65470300000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":true},"venus":{"sidereal_longitude":277.68080299999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":165.703803,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":110.9016,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":290.9016,"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":2,"day":5,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444640.770833,"kali_year":5082,"ahargana":1856175.2708,"sun":{"sidereal_longitude":292.6558,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":292.8181,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":0.1623,"elapsed_within_tithi_degrees":0.1623},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4,"moon_longitude":292.8181,"elapsed_within_degrees":12.8181},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":225.4739},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":true,"moon_latitude":-0.15,"elongation":0.162},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.15,"opposition_distance":179.838}},"eclipse_window_40days":[{"offset_days":-16,"type":"lunar","occurs":true,"moon_latitude":-1.332,"opposition_distance":1.776},{"offset_days":0,"type":"solar","occurs":true,"moon_latitude":-0.15,"elongation":0.162}]},"city":{"slug":"paris","name":"Paris, France","lat":48.8566,"lon":2.3522,"tz_offset_hours":1,"country":"FR","tier":"diaspora"},"tier2":{"city":{"slug":"paris","name":"Paris, France","lat":48.8566,"lon":2.3522,"tz_offset_hours":1,"country":"FR","tier":"diaspora"},"sunriseLocal":"08:16","sunsetLocal":"17:54","solarNoonLocal":"13:05","dayLengthHours":9.631844194908027,"dayLengthDisplay":"9 Hours 37 Mins 55 Secs","nightLengthDisplay":"14 Hours 22 Mins 05 Secs","moonriseLocal":"08:21","moonsetLocal":"18:00","rahuKala":{"name":"Rāhu Kāla","start":"14:17","end":"15:29","startHours":14.283834161377962,"endHours":15.487814685741466,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:16","end":"09:28","startHours":8.263931539560446,"endHours":9.467912063923949,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:40","end":"11:53","startHours":10.671892588287452,"endHours":11.875873112650956,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"10:31","end":"10:50","startHours":10.51136185170565,"endHours":10.832423324869254,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"08:40","end":"08:55","startHours":8.665258381014947,"endHours":8.922107559545829,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:46","end":"13:24","startHours":12.758792163850858,"endHours":13.40091511017806,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:59","end":"07:37","startHours":6.9796856469060415,"endHours":7.621808593233244,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"07:28","end":"08:16","startHours":7.461277856651443,"endHours":8.263931539560446,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:41","end":"15:20","startHours":14.685161002832464,"endHours":15.327283949159666,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:42","end":"18:06","startHours":17.695775734468473,"endHours":18.09577573446847,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:54","end":"18:18","startHours":17.895775734468472,"endHours":18.297102575922974,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:39","end":"19:24","startHours":17.645775734468472,"endHours":19.395775734468472,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:46","end":"01:24","startHours":24.75879216385086,"endHours":25.400915110178058,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"08:16","end":"09:28","startHours":8.263931539560446,"endHours":9.467912063923949,"quality":"auspicious"},{"name":"Roga","start":"09:28","end":"10:40","startHours":9.467912063923949,"endHours":10.671892588287452,"quality":"inauspicious"},{"name":"Udveg","start":"10:40","end":"11:53","startHours":10.671892588287452,"endHours":11.875873112650956,"quality":"inauspicious"},{"name":"Chala","start":"11:53","end":"13:05","startHours":11.875873112650956,"endHours":13.079853637014459,"quality":"neutral"},{"name":"Labha","start":"13:05","end":"14:17","startHours":13.079853637014459,"endHours":14.283834161377962,"quality":"auspicious"},{"name":"Amṛta","start":"14:17","end":"15:29","startHours":14.283834161377962,"endHours":15.487814685741466,"quality":"auspicious"},{"name":"Kāla","start":"15:29","end":"16:42","startHours":15.487814685741466,"endHours":16.69179521010497,"quality":"inauspicious"},{"name":"Śubha","start":"16:42","end":"17:54","startHours":16.69179521010497,"endHours":17.895775734468472,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:54","end":"19:42","startHours":17.895775734468472,"endHours":19.69179521010497,"quality":"auspicious"},{"name":"Kāla","start":"19:42","end":"21:29","startHours":19.69179521010497,"endHours":21.487814685741466,"quality":"inauspicious"},{"name":"Śubha","start":"21:29","end":"23:17","startHours":21.487814685741466,"endHours":23.28383416137796,"quality":"auspicious"},{"name":"Roga","start":"23:17","end":"01:05","startHours":23.28383416137796,"endHours":25.07985363701446,"quality":"inauspicious"},{"name":"Udveg","start":"01:05","end":"02:53","startHours":25.07985363701446,"endHours":26.875873112650957,"quality":"inauspicious"},{"name":"Chala","start":"02:53","end":"04:40","startHours":26.875873112650957,"endHours":28.671892588287452,"quality":"neutral"},{"name":"Labha","start":"04:40","end":"06:28","startHours":28.671892588287452,"endHours":30.467912063923947,"quality":"auspicious"},{"name":"Amṛta","start":"06:28","end":"08:16","startHours":30.467912063923947,"endHours":32.263931539560446,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"08:16","end":"09:16","startHours":8.263931539560446,"endHours":9.263931539560446,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"09:16","end":"10:16","startHours":9.263931539560446,"endHours":10.263931539560446,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"10:16","end":"11:16","startHours":10.263931539560446,"endHours":11.263931539560446,"planetary_lord":"Moon"},{"name":"Hora 4","start":"11:16","end":"12:16","startHours":11.263931539560446,"endHours":12.263931539560446,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"12:16","end":"13:16","startHours":12.263931539560446,"endHours":13.263931539560446,"planetary_lord":"Venus"},{"name":"Hora 6","start":"13:16","end":"14:16","startHours":13.263931539560446,"endHours":14.263931539560446,"planetary_lord":"Sun"},{"name":"Hora 7","start":"14:16","end":"15:16","startHours":14.263931539560446,"endHours":15.263931539560446,"planetary_lord":"Mars"},{"name":"Hora 8","start":"15:16","end":"16:16","startHours":15.263931539560446,"endHours":16.263931539560446,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"16:16","end":"17:16","startHours":16.263931539560446,"endHours":17.263931539560446,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"17:16","end":"18:16","startHours":17.263931539560446,"endHours":18.263931539560446,"planetary_lord":"Moon"},{"name":"Hora 11","start":"18:16","end":"19:16","startHours":18.263931539560446,"endHours":19.263931539560446,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"19:16","end":"20:16","startHours":19.263931539560446,"endHours":20.263931539560446,"planetary_lord":"Venus"},{"name":"Hora 13","start":"20:16","end":"21:16","startHours":20.263931539560446,"endHours":21.263931539560446,"planetary_lord":"Sun"},{"name":"Hora 14","start":"21:16","end":"22:16","startHours":21.263931539560446,"endHours":22.263931539560446,"planetary_lord":"Mars"},{"name":"Hora 15","start":"22:16","end":"23:16","startHours":22.263931539560446,"endHours":23.263931539560446,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"23:16","end":"00:16","startHours":23.263931539560446,"endHours":24.263931539560446,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"00:16","end":"01:16","startHours":24.263931539560446,"endHours":25.263931539560446,"planetary_lord":"Moon"},{"name":"Hora 18","start":"01:16","end":"02:16","startHours":25.263931539560446,"endHours":26.263931539560446,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"02:16","end":"03:16","startHours":26.263931539560446,"endHours":27.263931539560446,"planetary_lord":"Venus"},{"name":"Hora 20","start":"03:16","end":"04:16","startHours":27.263931539560446,"endHours":28.263931539560446,"planetary_lord":"Sun"},{"name":"Hora 21","start":"04:16","end":"05:16","startHours":28.263931539560446,"endHours":29.263931539560446,"planetary_lord":"Mars"},{"name":"Hora 22","start":"05:16","end":"06:16","startHours":29.263931539560446,"endHours":30.263931539560446,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"06:16","end":"07:16","startHours":30.263931539560446,"endHours":31.263931539560446,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"07:16","end":"08:16","startHours":31.263931539560446,"endHours":32.263931539560446,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Mudgara","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":-15.992389209472162,"eotMinutes":-14.200018220867548,"ayanamsa":23.5889}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","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":"Māgha Śukla Pratipada · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[{"id":"magha-gupta-navratri-start","name":"Māgha Gupta Navrātri Start","name_sanskrit":"माघ गुप्त नवरात्रि आरम्भ","tradition":"Shakta","associated_deity":"Devī (10 Mahāvidyās)","significance":"Hidden (gupta) Navrātri for advanced sādhanā of 10 Mahāvidyās.","vrata":true,"detection":{"tithi_number":1,"tithi_paksha":"Śukla","lunar_month":"Māgha"},"precedence":3}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"paris"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 5, 1981 CE · Paris, France · Vidhyamitra","description":"February 5, 1981 CE for Paris, France: Śukla Pratipada, sūryodaya 08:16, sūryāsta 17:54.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/paris/1981-02-05","hreflang_alternates":{"en":"https://vidhyamitra.com/city/paris/1981-02-05","sa":"https://sa.vidhyamitra.com/city/paris/1981-02-05","hi":"https://hi.vidhyamitra.com/city/paris/1981-02-05","x-default":"https://vidhyamitra.com/city/paris/1981-02-05"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T06:07:03.454Z","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":"2026-06-03T06:07:03.454Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T06:07:03.454Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}