{"id":"vidhyamitra:city-day:erode:2086-10-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2086-10-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2086-10-20","date_display":"October 20, 2086 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":2086,"month":10,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2483248.770833,"kali_year":5188,"ahargana":1894783.2708,"sun":{"sidereal_longitude":181.1232,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":329.2426,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":148.1194,"elapsed_within_tithi_degrees":4.1194},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3,"moon_longitude":329.2426,"elapsed_within_degrees":9.2426},"yoga":{"number":12,"name":"Dhruva","sum_longitude":150.3659},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2086,"month":10,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2483248.770833,"ahargana":1894783.2708,"kali_year":5188,"ayanamsa_lahiri":25.0656,"grahas":{"sun":{"sidereal_longitude":182.058893,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":328.21449299999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false,"latitude":4.3665},"mars":{"sidereal_longitude":74.29929300000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":186.83939299999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":135.159893,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":185.09039299999995,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":0.986992999999984,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":225.264,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":45.264,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":2086,"month":10,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2483248.770833,"kali_year":5188,"ahargana":1894783.2708,"sun":{"sidereal_longitude":181.1232,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":329.2426,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":148.1194,"elapsed_within_tithi_degrees":4.1194},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3,"moon_longitude":329.2426,"elapsed_within_degrees":9.2426},"yoga":{"number":12,"name":"Dhruva","sum_longitude":150.3659},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.366,"elongation":148.119},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.366,"opposition_distance":31.881}},"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":"06:08","sunsetLocal":"17:58","solarNoonLocal":"12:03","dayLengthHours":11.832643991508967,"dayLengthDisplay":"11 Hours 49 Mins 58 Secs","nightLengthDisplay":"12 Hours 10 Mins 02 Secs","moonriseLocal":"15:48","moonsetLocal":"03:48","rahuKala":{"name":"Rāhu Kāla","start":"16:30","end":"17:58","startHours":16.49448030941201,"endHours":17.97356080835063,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:03","end":"13:32","startHours":12.057238812596147,"endHours":13.536319311534767,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:01","end":"16:30","startHours":15.015399810473387,"endHours":16.49448030941201,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:54","end":"09:18","startHours":8.901867081527088,"endHours":9.29628854791072,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:38","end":"06:57","startHours":6.6339436498212025,"endHours":6.949480822928108,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:27","startHours":11.662817346212515,"endHours":12.451660278979778,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:34","end":"05:21","startHours":4.563230951307133,"endHours":5.352073884074398,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:09","end":"06:08","startHours":5.154863150882582,"endHours":6.140916816841663,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:02","end":"14:49","startHours":14.029346144514307,"endHours":14.818189077281572,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:46","end":"18:10","startHours":17.77356080835063,"endHours":18.17356080835063,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:58","end":"18:28","startHours":17.97356080835063,"endHours":18.46658764133017,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:43","end":"19:28","startHours":17.72356080835063,"endHours":19.47356080835063,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:27","startHours":23.662817346212513,"endHours":24.45166027897978,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:08","end":"07:37","startHours":6.140916816841663,"endHours":7.619997315780283,"quality":"inauspicious"},{"name":"Chala","start":"07:37","end":"09:06","startHours":7.619997315780283,"endHours":9.099077814718903,"quality":"neutral"},{"name":"Labha","start":"09:06","end":"10:35","startHours":9.099077814718903,"endHours":10.578158313657525,"quality":"auspicious"},{"name":"Amṛta","start":"10:35","end":"12:03","startHours":10.578158313657525,"endHours":12.057238812596147,"quality":"auspicious"},{"name":"Kāla","start":"12:03","end":"13:32","startHours":12.057238812596147,"endHours":13.536319311534767,"quality":"inauspicious"},{"name":"Śubha","start":"13:32","end":"15:01","startHours":13.536319311534767,"endHours":15.015399810473387,"quality":"auspicious"},{"name":"Roga","start":"15:01","end":"16:30","startHours":15.015399810473387,"endHours":16.49448030941201,"quality":"inauspicious"},{"name":"Udveg","start":"16:30","end":"17:58","startHours":16.49448030941201,"endHours":17.97356080835063,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:58","end":"19:30","startHours":17.97356080835063,"endHours":19.49448030941201,"quality":"auspicious"},{"name":"Roga","start":"19:30","end":"21:01","startHours":19.49448030941201,"endHours":21.01539981047339,"quality":"inauspicious"},{"name":"Udveg","start":"21:01","end":"22:32","startHours":21.01539981047339,"endHours":22.53631931153477,"quality":"inauspicious"},{"name":"Chala","start":"22:32","end":"00:03","startHours":22.53631931153477,"endHours":24.057238812596147,"quality":"neutral"},{"name":"Labha","start":"00:03","end":"01:35","startHours":24.057238812596147,"endHours":25.578158313657525,"quality":"auspicious"},{"name":"Amṛta","start":"01:35","end":"03:06","startHours":25.578158313657525,"endHours":27.099077814718903,"quality":"auspicious"},{"name":"Kāla","start":"03:06","end":"04:37","startHours":27.099077814718903,"endHours":28.619997315780285,"quality":"inauspicious"},{"name":"Śubha","start":"04:37","end":"06:08","startHours":28.619997315780285,"endHours":30.140916816841663,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:08","end":"07:08","startHours":6.140916816841663,"endHours":7.140916816841663,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:08","end":"08:08","startHours":7.140916816841663,"endHours":8.140916816841663,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:08","end":"09:08","startHours":8.140916816841663,"endHours":9.140916816841663,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:08","end":"10:08","startHours":9.140916816841663,"endHours":10.140916816841663,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:08","end":"11:08","startHours":10.140916816841663,"endHours":11.140916816841663,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:08","end":"12:08","startHours":11.140916816841663,"endHours":12.140916816841663,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:08","end":"13:08","startHours":12.140916816841663,"endHours":13.140916816841663,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:08","end":"14:08","startHours":13.140916816841663,"endHours":14.140916816841663,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:08","end":"15:08","startHours":14.140916816841663,"endHours":15.140916816841663,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:08","end":"16:08","startHours":15.140916816841663,"endHours":16.140916816841663,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:08","end":"17:08","startHours":16.140916816841663,"endHours":17.140916816841663,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:08","end":"18:08","startHours":17.140916816841663,"endHours":18.140916816841663,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:08","end":"19:08","startHours":18.140916816841663,"endHours":19.140916816841663,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:08","end":"20:08","startHours":19.140916816841663,"endHours":20.140916816841663,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:08","end":"21:08","startHours":20.140916816841663,"endHours":21.140916816841663,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:08","end":"22:08","startHours":21.140916816841663,"endHours":22.140916816841663,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:08","end":"23:08","startHours":22.140916816841663,"endHours":23.140916816841663,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:08","end":"00:08","startHours":23.140916816841663,"endHours":24.140916816841663,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:08","end":"01:08","startHours":24.140916816841663,"endHours":25.140916816841663,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:08","end":"02:08","startHours":25.140916816841663,"endHours":26.140916816841663,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:08","end":"03:08","startHours":26.140916816841663,"endHours":27.140916816841663,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:08","end":"04:08","startHours":27.140916816841663,"endHours":28.140916816841663,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:08","end":"05:08","startHours":28.140916816841663,"endHours":29.140916816841663,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:08","end":"06:08","startHours":29.140916816841663,"endHours":30.140916816841663,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"drikRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-10.447607400326815,"eotMinutes":15.696871244231174,"ayanamsa":25.0656}},"calendars":{"vikram_samvat":2143,"vikram_samvatsara":"Siddhārthī","saka_samvat":2008,"saka_samvatsara":"Parābhava","bengali_samvat":1493,"malayalam_era":1262,"nanakshahi_year":617,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Śukla Pakṣa","solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Śukla Trayodaśī · Vikram 2143 Siddhārthī · Śaka 2008 Parābhava"},"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":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 October 20, 2086 CE · Erode, Tamil Nadu · Vidhyamitra","description":"October 20, 2086 CE for Erode, Tamil Nadu: Śukla Trayodaśī, sūryodaya 06:08, sūryāsta 17:58.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2086-10-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2086-10-20","sa":"https://sa.vidhyamitra.com/city/erode/2086-10-20","hi":"https://hi.vidhyamitra.com/city/erode/2086-10-20","x-default":"https://vidhyamitra.com/city/erode/2086-10-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-24T15:17:24.625Z","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":"2026-05-24T15:17:24.625Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-24T15:17:24.625Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}