{"id":"vidhyamitra:city-day:erode:1981-11-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1981-11-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-11-10","date_display":"November 10, 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":11,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444918.770833,"kali_year":5083,"ahargana":1856453.2708,"sun":{"sidereal_longitude":203.3634,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":357.4787,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":154.1154,"elapsed_within_tithi_degrees":10.1154},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":357.4787,"elapsed_within_degrees":10.812},"yoga":{"number":16,"name":"Siddhi","sum_longitude":200.8421},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":11,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444918.770833,"ahargana":1856453.2708,"kali_year":5083,"ayanamsa_lahiri":23.5996,"grahas":{"sun":{"sidereal_longitude":203.95948099999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":357.196081,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false,"latitude":-4.4482},"mars":{"sidereal_longitude":138.03678100000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":187.29238099999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":183.30738099999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":251.34418099999994,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":173.08098099999995,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":96.1718,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":276.1718,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","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":11,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444918.770833,"kali_year":5083,"ahargana":1856453.2708,"sun":{"sidereal_longitude":203.3634,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":357.4787,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":154.1154,"elapsed_within_tithi_degrees":10.1154},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":357.4787,"elapsed_within_degrees":10.812},"yoga":{"number":16,"name":"Siddhi","sum_longitude":200.8421},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.448,"elongation":154.115},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.448,"opposition_distance":25.885}},"eclipse_window_40days":[]},"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":"06:14","sunsetLocal":"17:53","solarNoonLocal":"12:03","dayLengthHours":11.647923798174878,"dayLengthDisplay":"11 Hours 38 Mins 53 Secs","nightLengthDisplay":"12 Hours 21 Mins 07 Secs","moonriseLocal":"16:07","moonsetLocal":"04:25","rahuKala":{"name":"Rāhu Kāla","start":"14:58","end":"16:25","startHours":14.96855740867793,"endHours":16.42454788344979,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:09","end":"10:36","startHours":9.144595509590491,"endHours":10.60058598436235,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:03","end":"13:31","startHours":12.05657645913421,"endHours":13.51256693390607,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:57","end":"09:20","startHours":8.950463446287577,"endHours":9.338727572893406,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:43","end":"07:02","startHours":6.717944718304058,"endHours":7.028556019588722,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:27","startHours":11.668312332528382,"endHours":12.44484058574004,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:41","end":"05:27","startHours":4.679558053623454,"endHours":5.456086306835113,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:16","end":"06:14","startHours":5.261954243532198,"endHours":6.2326145600467715,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:00","end":"14:46","startHours":13.997897092163356,"endHours":14.774425345375015,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:41","end":"18:05","startHours":17.68053835822165,"endHours":18.08053835822165,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:53","end":"18:22","startHours":17.88053835822165,"endHours":18.365868516478937,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:38","end":"19:23","startHours":17.63053835822165,"endHours":19.38053835822165,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:27","startHours":23.668312332528384,"endHours":24.444840585740042,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:14","end":"07:41","startHours":6.2326145600467715,"endHours":7.6886050348186314,"quality":"inauspicious"},{"name":"Udveg","start":"07:41","end":"09:09","startHours":7.6886050348186314,"endHours":9.144595509590491,"quality":"inauspicious"},{"name":"Chala","start":"09:09","end":"10:36","startHours":9.144595509590491,"endHours":10.60058598436235,"quality":"neutral"},{"name":"Labha","start":"10:36","end":"12:03","startHours":10.60058598436235,"endHours":12.05657645913421,"quality":"auspicious"},{"name":"Amṛta","start":"12:03","end":"13:31","startHours":12.05657645913421,"endHours":13.51256693390607,"quality":"auspicious"},{"name":"Kāla","start":"13:31","end":"14:58","startHours":13.51256693390607,"endHours":14.96855740867793,"quality":"inauspicious"},{"name":"Śubha","start":"14:58","end":"16:25","startHours":14.96855740867793,"endHours":16.42454788344979,"quality":"auspicious"},{"name":"Roga","start":"16:25","end":"17:53","startHours":16.42454788344979,"endHours":17.88053835822165,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:53","end":"19:25","startHours":17.88053835822165,"endHours":19.42454788344979,"quality":"inauspicious"},{"name":"Śubha","start":"19:25","end":"20:58","startHours":19.42454788344979,"endHours":20.96855740867793,"quality":"auspicious"},{"name":"Roga","start":"20:58","end":"22:31","startHours":20.96855740867793,"endHours":22.512566933906072,"quality":"inauspicious"},{"name":"Udveg","start":"22:31","end":"00:03","startHours":22.512566933906072,"endHours":24.05657645913421,"quality":"inauspicious"},{"name":"Chala","start":"00:03","end":"01:36","startHours":24.05657645913421,"endHours":25.60058598436235,"quality":"neutral"},{"name":"Labha","start":"01:36","end":"03:09","startHours":25.60058598436235,"endHours":27.14459550959049,"quality":"auspicious"},{"name":"Amṛta","start":"03:09","end":"04:41","startHours":27.14459550959049,"endHours":28.68860503481863,"quality":"auspicious"},{"name":"Kāla","start":"04:41","end":"06:14","startHours":28.68860503481863,"endHours":30.23261456004677,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:14","end":"07:14","startHours":6.2326145600467715,"endHours":7.2326145600467715,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:14","end":"08:14","startHours":7.2326145600467715,"endHours":8.232614560046772,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:14","end":"09:14","startHours":8.232614560046772,"endHours":9.232614560046772,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:14","end":"10:14","startHours":9.232614560046772,"endHours":10.232614560046772,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:14","end":"11:14","startHours":10.232614560046772,"endHours":11.232614560046772,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:14","end":"12:14","startHours":11.232614560046772,"endHours":12.232614560046772,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:14","end":"13:14","startHours":12.232614560046772,"endHours":13.232614560046772,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:14","end":"14:14","startHours":13.232614560046772,"endHours":14.232614560046772,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:14","end":"15:14","startHours":14.232614560046772,"endHours":15.232614560046772,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:14","end":"16:14","startHours":15.232614560046772,"endHours":16.23261456004677,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:14","end":"17:14","startHours":16.23261456004677,"endHours":17.23261456004677,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:14","end":"18:14","startHours":17.23261456004677,"endHours":18.23261456004677,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:14","end":"19:14","startHours":18.23261456004677,"endHours":19.23261456004677,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:14","end":"20:14","startHours":19.23261456004677,"endHours":20.23261456004677,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:14","end":"21:14","startHours":20.23261456004677,"endHours":21.23261456004677,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:14","end":"22:14","startHours":21.23261456004677,"endHours":22.23261456004677,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:14","end":"23:14","startHours":22.23261456004677,"endHours":23.23261456004677,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:14","end":"00:14","startHours":23.23261456004677,"endHours":24.23261456004677,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:14","end":"01:14","startHours":24.23261456004677,"endHours":25.23261456004677,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:14","end":"02:14","startHours":25.23261456004677,"endHours":26.23261456004677,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:14","end":"03:14","startHours":26.23261456004677,"endHours":27.23261456004677,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:14","end":"04:14","startHours":27.23261456004677,"endHours":28.23261456004677,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:14","end":"05:14","startHours":28.23261456004677,"endHours":29.23261456004677,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:14","end":"06:14","startHours":29.23261456004677,"endHours":30.23261456004677,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"North","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"drikRitu":"Śarad (Autumn) (Drik)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-17.068574563082947,"eotMinutes":15.736612451947337,"ayanamsa":23.5996}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Śukla Pakṣa","solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Śukla Trayodaśī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[{"id":"tula-sankranti","name":"Tulā Saṅkrānti","name_sanskrit":"तुला सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Libra.","vrata":false,"detection":{"sun_rashi":"Tulā"},"precedence":5},{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 November 10, 1981 CE · Erode, Tamil Nadu · Vidhyamitra","description":"November 10, 1981 CE for Erode, Tamil Nadu: Śukla Trayodaśī, sūryodaya 06:14, sūryāsta 17:53.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1981-11-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1981-11-10","sa":"https://sa.vidhyamitra.com/city/erode/1981-11-10","hi":"https://hi.vidhyamitra.com/city/erode/1981-11-10","x-default":"https://vidhyamitra.com/city/erode/1981-11-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T13:02:03.864Z","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":"2026-05-18T13:02:03.864Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T13:02:03.864Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}