{"id":"vidhyamitra:city-day:erode:2104-10-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2104-10-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2104-10-20","date_display":"October 20, 2104 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":2104,"month":10,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2489822.770833,"kali_year":5206,"ahargana":1901357.2708,"sun":{"sidereal_longitude":180.4686,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":193.004,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":12.5353,"elapsed_within_tithi_degrees":0.5353},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":193.004,"elapsed_within_degrees":6.3373},"yoga":{"number":2,"name":"Prīti","sum_longitude":13.4726},"karana":{"half_tithi_index":2,"name":"Bālava"},"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":2104,"month":10,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2489822.770833,"ahargana":1901357.2708,"kali_year":5206,"ayanamsa_lahiri":25.317,"grahas":{"sun":{"sidereal_longitude":181.44971800000008,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":192.23651800000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false,"latitude":-3.1208},"mars":{"sidereal_longitude":203.109018,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":202.30651799999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":296.0864180000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":220.20521800000006,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":224.153818,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":236.9418,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":56.9418,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","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":2104,"month":10,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2489822.770833,"kali_year":5206,"ahargana":1901357.2708,"sun":{"sidereal_longitude":180.4686,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":193.004,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":12.5353,"elapsed_within_tithi_degrees":0.5353},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":193.004,"elapsed_within_degrees":6.3373},"yoga":{"number":2,"name":"Prīti","sum_longitude":13.4726},"karana":{"half_tithi_index":2,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.121,"elongation":12.535},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.121,"opposition_distance":167.465}},"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":"17:59","solarNoonLocal":"12:03","dayLengthHours":11.836161793241855,"dayLengthDisplay":"11 Hours 50 Mins 10 Secs","nightLengthDisplay":"12 Hours 09 Mins 50 Secs","moonriseLocal":"06:56","moonsetLocal":"18:38","rahuKala":{"name":"Rāhu Kāla","start":"07:37","end":"09:06","startHours":7.618678140130452,"endHours":9.098198364285684,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:35","end":"12:03","startHours":10.577718588440916,"endHours":12.057238812596147,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:32","end":"15:01","startHours":13.53675903675138,"endHours":15.016279260906611,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:54","end":"09:18","startHours":8.900929001064986,"endHours":9.29546772750638,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:38","end":"06:57","startHours":6.632331324026964,"endHours":6.947962305180081,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:27","startHours":11.662700086154752,"endHours":12.451777539037542,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:34","end":"05:21","startHours":4.56100301020964,"endHours":5.3500804630924295,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:09","end":"06:08","startHours":5.152811099871732,"endHours":6.13915791597522,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:02","end":"14:49","startHours":14.029932444803123,"endHours":14.819009897685913,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:47","end":"18:11","startHours":17.775319709217076,"endHours":18.175319709217074,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:59","end":"18:28","startHours":17.975319709217075,"endHours":18.468493117268817,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:44","end":"19:29","startHours":17.725319709217075,"endHours":19.475319709217075,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:27","startHours":23.66270008615475,"endHours":24.451777539037543,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:08","end":"07:37","startHours":6.13915791597522,"endHours":7.618678140130452,"quality":"auspicious"},{"name":"Kāla","start":"07:37","end":"09:06","startHours":7.618678140130452,"endHours":9.098198364285684,"quality":"inauspicious"},{"name":"Śubha","start":"09:06","end":"10:35","startHours":9.098198364285684,"endHours":10.577718588440916,"quality":"auspicious"},{"name":"Roga","start":"10:35","end":"12:03","startHours":10.577718588440916,"endHours":12.057238812596147,"quality":"inauspicious"},{"name":"Udveg","start":"12:03","end":"13:32","startHours":12.057238812596147,"endHours":13.53675903675138,"quality":"inauspicious"},{"name":"Chala","start":"13:32","end":"15:01","startHours":13.53675903675138,"endHours":15.016279260906611,"quality":"neutral"},{"name":"Labha","start":"15:01","end":"16:30","startHours":15.016279260906611,"endHours":16.495799485061845,"quality":"auspicious"},{"name":"Amṛta","start":"16:30","end":"17:59","startHours":16.495799485061845,"endHours":17.975319709217075,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:59","end":"19:30","startHours":17.975319709217075,"endHours":19.495799485061845,"quality":"neutral"},{"name":"Labha","start":"19:30","end":"21:01","startHours":19.495799485061845,"endHours":21.01627926090661,"quality":"auspicious"},{"name":"Amṛta","start":"21:01","end":"22:32","startHours":21.01627926090661,"endHours":22.53675903675138,"quality":"auspicious"},{"name":"Kāla","start":"22:32","end":"00:03","startHours":22.53675903675138,"endHours":24.057238812596147,"quality":"inauspicious"},{"name":"Śubha","start":"00:03","end":"01:35","startHours":24.057238812596147,"endHours":25.577718588440916,"quality":"auspicious"},{"name":"Roga","start":"01:35","end":"03:06","startHours":25.577718588440916,"endHours":27.098198364285686,"quality":"inauspicious"},{"name":"Udveg","start":"03:06","end":"04:37","startHours":27.098198364285686,"endHours":28.618678140130452,"quality":"inauspicious"},{"name":"Chala","start":"04:37","end":"06:08","startHours":28.618678140130452,"endHours":30.13915791597522,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:08","end":"07:08","startHours":6.13915791597522,"endHours":7.13915791597522,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:08","end":"08:08","startHours":7.13915791597522,"endHours":8.13915791597522,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:08","end":"09:08","startHours":8.13915791597522,"endHours":9.13915791597522,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:08","end":"10:08","startHours":9.13915791597522,"endHours":10.13915791597522,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:08","end":"11:08","startHours":10.13915791597522,"endHours":11.13915791597522,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:08","end":"12:08","startHours":11.13915791597522,"endHours":12.13915791597522,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:08","end":"13:08","startHours":12.13915791597522,"endHours":13.13915791597522,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:08","end":"14:08","startHours":13.13915791597522,"endHours":14.13915791597522,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:08","end":"15:08","startHours":14.13915791597522,"endHours":15.13915791597522,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:08","end":"16:08","startHours":15.13915791597522,"endHours":16.13915791597522,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:08","end":"17:08","startHours":16.13915791597522,"endHours":17.13915791597522,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:08","end":"18:08","startHours":17.13915791597522,"endHours":18.13915791597522,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:08","end":"19:08","startHours":18.13915791597522,"endHours":19.13915791597522,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:08","end":"20:08","startHours":19.13915791597522,"endHours":20.13915791597522,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:08","end":"21:08","startHours":20.13915791597522,"endHours":21.13915791597522,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:08","end":"22:08","startHours":21.13915791597522,"endHours":22.13915791597522,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:08","end":"23:08","startHours":22.13915791597522,"endHours":23.13915791597522,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:08","end":"00:08","startHours":23.13915791597522,"endHours":24.13915791597522,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:08","end":"01:08","startHours":24.13915791597522,"endHours":25.13915791597522,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:08","end":"02:08","startHours":25.13915791597522,"endHours":26.13915791597522,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:08","end":"03:08","startHours":26.13915791597522,"endHours":27.13915791597522,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:08","end":"04:08","startHours":27.13915791597522,"endHours":28.13915791597522,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:08","end":"05:08","startHours":28.13915791597522,"endHours":29.13915791597522,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:08","end":"06:08","startHours":29.13915791597522,"endHours":30.13915791597522,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"North","rahuVasa":"North-East","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"drikRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-10.318645402344465,"eotMinutes":15.696871244231174,"ayanamsa":25.317}},"calendars":{"vikram_samvat":2161,"vikram_samvatsara":"Īśvara","saka_samvat":2026,"saka_samvatsara":"Raktākṣī","bengali_samvat":1511,"malayalam_era":1280,"nanakshahi_year":635,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Śukla Pakṣa","solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Śukla Dvitīyā · Vikram 2161 Īśvara · Śaka 2026 Raktākṣī"},"festivals":[{"id":"bhai-dooj","name":"Bhāi Dūja / Bhrātṛ Dvitīyā","name_sanskrit":"भ्रातृ द्वितीया","tradition":"Pan-Hindu","associated_deity":"Yama + Yamunā (sister-brother)","significance":"Yamunā's reception of brother Yama; sisters welcome brothers. Day 5 of Diwali.","vrata":true,"detection":{"tithi_number":2,"tithi_paksha":"Śukla","lunar_month":"Kārtika"},"precedence":3},{"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}],"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":"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, 2104 CE · Erode, Tamil Nadu · Vidhyamitra","description":"October 20, 2104 CE for Erode, Tamil Nadu: Śukla Dvitīyā, sūryodaya 06:08, sūryāsta 17:59.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2104-10-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2104-10-20","sa":"https://sa.vidhyamitra.com/city/erode/2104-10-20","hi":"https://hi.vidhyamitra.com/city/erode/2104-10-20","x-default":"https://vidhyamitra.com/city/erode/2104-10-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-20T23:29:16.984Z","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":"2026-05-20T23:29:16.984Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-20T23:29:16.984Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}