{"id":"vidhyamitra:city-day:erode:2123-10-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2123-10-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2123-10-20","date_display":"October 20, 2123 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":2123,"month":10,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2496761.770833,"kali_year":5225,"ahargana":1908296.2708,"sun":{"sidereal_longitude":179.557,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":188.8766,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":9.3196,"elapsed_within_tithi_degrees":9.3196},"nakshatra":{"number":15,"name":"Svātī","pada":1,"moon_longitude":188.8766,"elapsed_within_degrees":2.2099},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":8.4335},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2123,"month":10,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2496761.770833,"ahargana":1908296.2708,"kali_year":5225,"ayanamsa_lahiri":25.5824,"grahas":{"sun":{"sidereal_longitude":180.58569699999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":187.861897,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false,"latitude":-2.915},"mars":{"sidereal_longitude":225.89389699999992,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":194.260897,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":168.519997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"venus":{"sidereal_longitude":204.03369699999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":108.17679700000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":229.2802,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":49.2802,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":2123,"month":10,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2496761.770833,"kali_year":5225,"ahargana":1908296.2708,"sun":{"sidereal_longitude":179.557,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":188.8766,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":9.3196,"elapsed_within_tithi_degrees":9.3196},"nakshatra":{"number":15,"name":"Svātī","pada":1,"moon_longitude":188.8766,"elapsed_within_degrees":2.2099},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":8.4335},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.915,"elongation":9.32},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.915,"opposition_distance":170.68}},"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":11.842063983774118,"dayLengthDisplay":"11 Hours 50 Mins 31 Secs","nightLengthDisplay":"12 Hours 09 Mins 29 Secs","moonriseLocal":"06:40","moonsetLocal":"18:25","rahuKala":{"name":"Rāhu Kāla","start":"12:03","end":"13:32","startHours":12.057238812596147,"endHours":13.53749681056791,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:37","end":"09:06","startHours":7.616464818680852,"endHours":9.096722816652616,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:35","end":"12:03","startHours":10.576980814624381,"endHours":12.057238812596147,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:54","end":"09:18","startHours":8.899355083589715,"endHours":9.294090549715518,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:38","end":"06:57","startHours":6.629626153366342,"endHours":6.945414526266985,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:27","startHours":11.662503346470343,"endHours":12.45197427872195,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:33","end":"05:21","startHours":4.557264956205872,"endHours":5.346735888457479,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:09","end":"06:08","startHours":5.149368155394577,"endHours":6.136206820709087,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:02","end":"14:49","startHours":14.030916143225166,"endHours":14.820387075476773,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:47","end":"18:11","startHours":17.778270804483206,"endHours":18.178270804483205,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:59","end":"18:28","startHours":17.978270804483206,"endHours":18.47169013714046,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:44","end":"19:29","startHours":17.728270804483206,"endHours":19.478270804483206,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:27","startHours":23.66250334647034,"endHours":24.451974278721952,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:08","end":"07:37","startHours":6.136206820709087,"endHours":7.616464818680852,"quality":"auspicious"},{"name":"Amṛta","start":"07:37","end":"09:06","startHours":7.616464818680852,"endHours":9.096722816652616,"quality":"auspicious"},{"name":"Kāla","start":"09:06","end":"10:35","startHours":9.096722816652616,"endHours":10.576980814624381,"quality":"inauspicious"},{"name":"Śubha","start":"10:35","end":"12:03","startHours":10.576980814624381,"endHours":12.057238812596147,"quality":"auspicious"},{"name":"Roga","start":"12:03","end":"13:32","startHours":12.057238812596147,"endHours":13.53749681056791,"quality":"inauspicious"},{"name":"Udveg","start":"13:32","end":"15:01","startHours":13.53749681056791,"endHours":15.017754808539674,"quality":"inauspicious"},{"name":"Chala","start":"15:01","end":"16:30","startHours":15.017754808539674,"endHours":16.49801280651144,"quality":"neutral"},{"name":"Labha","start":"16:30","end":"17:59","startHours":16.49801280651144,"endHours":17.978270804483206,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:59","end":"19:30","startHours":17.978270804483206,"endHours":19.49801280651144,"quality":"inauspicious"},{"name":"Chala","start":"19:30","end":"21:01","startHours":19.49801280651144,"endHours":21.017754808539678,"quality":"neutral"},{"name":"Labha","start":"21:01","end":"22:32","startHours":21.017754808539678,"endHours":22.537496810567912,"quality":"auspicious"},{"name":"Amṛta","start":"22:32","end":"00:03","startHours":22.537496810567912,"endHours":24.057238812596147,"quality":"auspicious"},{"name":"Kāla","start":"00:03","end":"01:35","startHours":24.057238812596147,"endHours":25.57698081462438,"quality":"inauspicious"},{"name":"Śubha","start":"01:35","end":"03:06","startHours":25.57698081462438,"endHours":27.096722816652616,"quality":"auspicious"},{"name":"Roga","start":"03:06","end":"04:37","startHours":27.096722816652616,"endHours":28.616464818680853,"quality":"inauspicious"},{"name":"Udveg","start":"04:37","end":"06:08","startHours":28.616464818680853,"endHours":30.136206820709088,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:08","end":"07:08","startHours":6.136206820709087,"endHours":7.136206820709087,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:08","end":"08:08","startHours":7.136206820709087,"endHours":8.136206820709088,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:08","end":"09:08","startHours":8.136206820709088,"endHours":9.136206820709088,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:08","end":"10:08","startHours":9.136206820709088,"endHours":10.136206820709088,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:08","end":"11:08","startHours":10.136206820709088,"endHours":11.136206820709088,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:08","end":"12:08","startHours":11.136206820709088,"endHours":12.136206820709088,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:08","end":"13:08","startHours":12.136206820709088,"endHours":13.136206820709088,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:08","end":"14:08","startHours":13.136206820709088,"endHours":14.136206820709088,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:08","end":"15:08","startHours":14.136206820709088,"endHours":15.136206820709088,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:08","end":"16:08","startHours":15.136206820709088,"endHours":16.136206820709088,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:08","end":"17:08","startHours":16.136206820709088,"endHours":17.136206820709088,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:08","end":"18:08","startHours":17.136206820709088,"endHours":18.136206820709088,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:08","end":"19:08","startHours":18.136206820709088,"endHours":19.136206820709088,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:08","end":"20:08","startHours":19.136206820709088,"endHours":20.136206820709088,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:08","end":"21:08","startHours":20.136206820709088,"endHours":21.136206820709088,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:08","end":"22:08","startHours":21.136206820709088,"endHours":22.136206820709088,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:08","end":"23:08","startHours":22.136206820709088,"endHours":23.136206820709088,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:08","end":"00:08","startHours":23.136206820709088,"endHours":24.136206820709088,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:08","end":"01:08","startHours":24.136206820709088,"endHours":25.136206820709088,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:08","end":"02:08","startHours":25.136206820709088,"endHours":26.136206820709088,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:08","end":"03:08","startHours":26.136206820709088,"endHours":27.136206820709088,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:08","end":"04:08","startHours":27.136206820709088,"endHours":28.136206820709088,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:08","end":"05:08","startHours":28.136206820709088,"endHours":29.136206820709088,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:08","end":"06:08","startHours":29.136206820709088,"endHours":30.136206820709088,"planetary_lord":"Sun"}],"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":"North (Uttara)","chandraVasa":"North","rahuVasa":"South-West","anandadiYoga":{"name":"Sushira","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":-10.102080409373896,"eotMinutes":15.696871244231174,"ayanamsa":25.5824}},"calendars":{"vikram_samvat":2180,"vikram_samvatsara":"Durmukhi","saka_samvat":2045,"saka_samvatsara":"Subhānu","bengali_samvat":1530,"malayalam_era":1299,"nanakshahi_year":654,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Śukla Pakṣa","solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Śukla Pratipada · Vikram 2180 Durmukhi · Śaka 2045 Subhānu"},"festivals":[{"id":"govardhana-puja","name":"Govardhana Pūjā (Annakūṭa)","name_sanskrit":"गोवर्धन पूजा","tradition":"Vaishnava","associated_deity":"Krishna (Govardhana-dhārī)","significance":"Krishna lifted Govardhana to protect Vraja from Indra's wrath. Day 4 of Diwali.","vrata":true,"detection":{"tithi_number":1,"tithi_paksha":"Śukla","lunar_month":"Kārtika"},"precedence":2,"sources":["Bhāgavata 10.24-27"]},{"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":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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, 2123 CE · Erode, Tamil Nadu · Vidhyamitra","description":"October 20, 2123 CE for Erode, Tamil Nadu: Śukla Pratipada, sūryodaya 06:08, sūryāsta 17:59.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2123-10-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2123-10-20","sa":"https://sa.vidhyamitra.com/city/erode/2123-10-20","hi":"https://hi.vidhyamitra.com/city/erode/2123-10-20","x-default":"https://vidhyamitra.com/city/erode/2123-10-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T17:14:43.035Z","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":"2026-05-22T17:14:43.035Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T17:14:43.035Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}