{"id":"vidhyamitra:city-day:erode:1982-02-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1982-02-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1982-02-04","date_display":"February 4, 1982 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":1982,"month":2,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445004.770833,"kali_year":5083,"ahargana":1856539.2708,"sun":{"sidereal_longitude":291.3717,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":55.7435,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":124.3718,"elapsed_within_tithi_degrees":4.3718},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":55.7435,"elapsed_within_degrees":2.4102},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":347.1152},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"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":1982,"month":2,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2445004.770833,"ahargana":1856539.2708,"kali_year":5083,"ayanamsa_lahiri":23.6029,"grahas":{"sun":{"sidereal_longitude":291.29279500000007,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"moon":{"sidereal_longitude":53.505195000000015,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false,"latitude":-2.6351},"mars":{"sidereal_longitude":174.146795,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":285.08459500000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":196.527695,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":270.803495,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":178.35809500000005,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":91.6151,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":271.6151,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","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":1982,"month":2,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445004.770833,"kali_year":5083,"ahargana":1856539.2708,"sun":{"sidereal_longitude":291.3717,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":55.7435,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":124.3718,"elapsed_within_tithi_degrees":4.3718},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":55.7435,"elapsed_within_degrees":2.4102},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":347.1152},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.635,"elongation":124.372},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.635,"opposition_distance":55.628}},"eclipse_window_40days":[{"offset_days":-10,"type":"solar","occurs":true,"moon_latitude":-0.544,"elongation":2.054}]},"city":{"slug":"erode","name":"Erode, Tamil Nadu","lat":11.341,"lon":77.7172,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"erode","name":"Erode, Tamil Nadu","lat":11.341,"lon":77.7172,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"sunriseLocal":"06:43","sunsetLocal":"18:23","solarNoonLocal":"12:33","dayLengthHours":11.668027807487626,"dayLengthDisplay":"11 Hours 40 Mins 05 Secs","nightLengthDisplay":"12 Hours 19 Mins 55 Secs","moonriseLocal":"14:20","moonsetLocal":"03:04","rahuKala":{"name":"Rāhu Kāla","start":"14:01","end":"15:28","startHours":14.012218882069176,"endHours":15.47072235800513,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:43","end":"08:11","startHours":6.71970150238941,"endHours":8.178204978325363,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:38","end":"11:06","startHours":9.636708454261317,"endHours":11.09521193019727,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:27","end":"09:50","startHours":9.442241324136521,"endHours":9.83117558438611,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:12","end":"07:31","startHours":7.205869327701394,"endHours":7.517016735901064,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:10","end":"12:57","startHours":12.164781145883634,"endHours":12.94264966638281,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:10","end":"05:57","startHours":5.16396446139106,"endHours":5.941832981890235,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:45","end":"06:43","startHours":5.747365851765441,"endHours":6.71970150238941,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:30","end":"15:17","startHours":14.49838670738116,"endHours":15.276255227880334,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:11","end":"18:35","startHours":18.187729309877035,"endHours":18.587729309877034,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:23","end":"18:52","startHours":18.387729309877034,"endHours":18.87389713518902,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:08","end":"19:53","startHours":18.137729309877034,"endHours":19.887729309877034,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:10","end":"00:57","startHours":24.164781145883634,"endHours":24.94264966638281,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:43","end":"08:11","startHours":6.71970150238941,"endHours":8.178204978325363,"quality":"auspicious"},{"name":"Roga","start":"08:11","end":"09:38","startHours":8.178204978325363,"endHours":9.636708454261317,"quality":"inauspicious"},{"name":"Udveg","start":"09:38","end":"11:06","startHours":9.636708454261317,"endHours":11.09521193019727,"quality":"inauspicious"},{"name":"Chala","start":"11:06","end":"12:33","startHours":11.09521193019727,"endHours":12.553715406133222,"quality":"neutral"},{"name":"Labha","start":"12:33","end":"14:01","startHours":12.553715406133222,"endHours":14.012218882069176,"quality":"auspicious"},{"name":"Amṛta","start":"14:01","end":"15:28","startHours":14.012218882069176,"endHours":15.47072235800513,"quality":"auspicious"},{"name":"Kāla","start":"15:28","end":"16:56","startHours":15.47072235800513,"endHours":16.929225833941082,"quality":"inauspicious"},{"name":"Śubha","start":"16:56","end":"18:23","startHours":16.929225833941082,"endHours":18.387729309877034,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:23","end":"19:56","startHours":18.387729309877034,"endHours":19.929225833941082,"quality":"auspicious"},{"name":"Kāla","start":"19:56","end":"21:28","startHours":19.929225833941082,"endHours":21.470722358005126,"quality":"inauspicious"},{"name":"Śubha","start":"21:28","end":"23:01","startHours":21.470722358005126,"endHours":23.012218882069174,"quality":"auspicious"},{"name":"Roga","start":"23:01","end":"00:33","startHours":23.012218882069174,"endHours":24.55371540613322,"quality":"inauspicious"},{"name":"Udveg","start":"00:33","end":"02:06","startHours":24.55371540613322,"endHours":26.09521193019727,"quality":"inauspicious"},{"name":"Chala","start":"02:06","end":"03:38","startHours":26.09521193019727,"endHours":27.636708454261317,"quality":"neutral"},{"name":"Labha","start":"03:38","end":"05:11","startHours":27.636708454261317,"endHours":29.17820497832536,"quality":"auspicious"},{"name":"Amṛta","start":"05:11","end":"06:43","startHours":29.17820497832536,"endHours":30.71970150238941,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:43","end":"07:43","startHours":6.71970150238941,"endHours":7.71970150238941,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:43","end":"08:43","startHours":7.71970150238941,"endHours":8.719701502389409,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:43","end":"09:43","startHours":8.719701502389409,"endHours":9.719701502389409,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:43","end":"10:43","startHours":9.719701502389409,"endHours":10.719701502389409,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:43","end":"11:43","startHours":10.719701502389409,"endHours":11.719701502389409,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:43","end":"12:43","startHours":11.719701502389409,"endHours":12.719701502389409,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:43","end":"13:43","startHours":12.719701502389409,"endHours":13.719701502389409,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:43","end":"14:43","startHours":13.719701502389409,"endHours":14.719701502389409,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:43","end":"15:43","startHours":14.719701502389409,"endHours":15.719701502389409,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:43","end":"16:43","startHours":15.719701502389409,"endHours":16.71970150238941,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:43","end":"17:43","startHours":16.71970150238941,"endHours":17.71970150238941,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:43","end":"18:43","startHours":17.71970150238941,"endHours":18.71970150238941,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:43","end":"19:43","startHours":18.71970150238941,"endHours":19.71970150238941,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:43","end":"20:43","startHours":19.71970150238941,"endHours":20.71970150238941,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:43","end":"21:43","startHours":20.71970150238941,"endHours":21.71970150238941,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:43","end":"22:43","startHours":21.71970150238941,"endHours":22.71970150238941,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:43","end":"23:43","startHours":22.71970150238941,"endHours":23.71970150238941,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:43","end":"00:43","startHours":23.71970150238941,"endHours":24.71970150238941,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:43","end":"01:43","startHours":24.71970150238941,"endHours":25.71970150238941,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:43","end":"02:43","startHours":25.71970150238941,"endHours":26.71970150238941,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:43","end":"03:43","startHours":26.71970150238941,"endHours":27.71970150238941,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:43","end":"04:43","startHours":27.71970150238941,"endHours":28.71970150238941,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:43","end":"05:43","startHours":28.71970150238941,"endHours":29.71970150238941,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:43","end":"06:43","startHours":29.71970150238941,"endHours":30.71970150238941,"planetary_lord":"Moon"}],"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":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-16.36472817532102,"eotMinutes":-14.091724367993354,"ayanamsa":23.6029}},"calendars":{"vikram_samvat":2039,"vikram_samvatsara":"Yuva","saka_samvat":1904,"saka_samvatsara":"Dundubhi","bengali_samvat":1389,"malayalam_era":1158,"nanakshahi_year":513,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Ekādaśī · Vikram 2039 Yuva · Śaka 1904 Dundubhi"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2},{"id":"jaya-ekadashi","name":"Jayā Ekādaśī","name_sanskrit":"जया एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Removes pretatva (ghost-state); grants victory.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Māgha"},"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":"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":"erode"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 4, 1982 CE · Erode, Tamil Nadu · Vidhyamitra","description":"February 4, 1982 CE for Erode, Tamil Nadu: Śukla Ekādaśī, sūryodaya 06:43, sūryāsta 18:23.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1982-02-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1982-02-04","sa":"https://sa.vidhyamitra.com/city/erode/1982-02-04","hi":"https://hi.vidhyamitra.com/city/erode/1982-02-04","x-default":"https://vidhyamitra.com/city/erode/1982-02-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T13:04:25.016Z","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":"2026-05-18T13:04:25.016Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T13:04:25.016Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}