{"id":"vidhyamitra:city-day:erode:2106-01-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2106-01-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2106-01-20","date_display":"January 20, 2106 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":2106,"month":1,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2490279.770833,"kali_year":5207,"ahargana":1901814.2708,"sun":{"sidereal_longitude":273.8821,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":98.5579,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":184.6758,"elapsed_within_tithi_degrees":4.6758},"nakshatra":{"number":8,"name":"Puṣya","pada":2,"moon_longitude":98.5579,"elapsed_within_degrees":5.2246},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":12.44},"karana":{"half_tithi_index":30,"name":"Bālava"},"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":2106,"month":1,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2490279.770833,"ahargana":1901814.2708,"kali_year":5207,"ayanamsa_lahiri":25.3345,"grahas":{"sun":{"sidereal_longitude":274.216957,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":97.96245699999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false,"latitude":-4.1048},"mars":{"sidereal_longitude":136.13025699999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":284.8770569999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":337.499557,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":281.88475700000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":244.5709569999999,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":212.7278,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":32.7278,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","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":2106,"month":1,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2490279.770833,"kali_year":5207,"ahargana":1901814.2708,"sun":{"sidereal_longitude":273.8821,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":98.5579,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":184.6758,"elapsed_within_tithi_degrees":4.6758},"nakshatra":{"number":8,"name":"Puṣya","pada":2,"moon_longitude":98.5579,"elapsed_within_degrees":5.2246},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":12.44},"karana":{"half_tithi_index":30,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.105,"elongation":175.324},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.105,"opposition_distance":4.676}},"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":"06:43","sunsetLocal":"18:17","solarNoonLocal":"12:30","dayLengthHours":11.555454210906667,"dayLengthDisplay":"11 Hours 33 Mins 20 Secs","nightLengthDisplay":"12 Hours 26 Mins 40 Secs","moonriseLocal":"18:26","moonsetLocal":"07:04","rahuKala":{"name":"Rāhu Kāla","start":"12:30","end":"13:57","startHours":12.501591722287156,"endHours":13.94602349865049,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:10","end":"09:37","startHours":8.168296393197156,"endHours":9.612728169560489,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:03","end":"12:30","startHours":11.057159945923821,"endHours":12.501591722287156,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:25","end":"09:48","startHours":9.420137266045378,"endHours":9.8053190730756,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:12","end":"07:31","startHours":7.2053418756216,"endHours":7.513487321245778,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:07","end":"12:53","startHours":12.116409915256934,"endHours":12.886773529317377,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:11","end":"05:57","startHours":5.183137388712933,"endHours":5.953501002773377,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:46","end":"06:43","startHours":5.7609100992582665,"endHours":6.723864616833822,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:12","startHours":14.427500757438267,"endHours":15.197864371498712,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:05","end":"18:29","startHours":18.07931882774049,"endHours":18.47931882774049,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:17","end":"18:46","startHours":18.27931882774049,"endHours":18.760796086528266,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:02","end":"19:47","startHours":18.02931882774049,"endHours":19.77931882774049,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:07","end":"00:53","startHours":24.116409915256934,"endHours":24.886773529317377,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:43","end":"08:10","startHours":6.723864616833822,"endHours":8.168296393197156,"quality":"auspicious"},{"name":"Amṛta","start":"08:10","end":"09:37","startHours":8.168296393197156,"endHours":9.612728169560489,"quality":"auspicious"},{"name":"Kāla","start":"09:37","end":"11:03","startHours":9.612728169560489,"endHours":11.057159945923821,"quality":"inauspicious"},{"name":"Śubha","start":"11:03","end":"12:30","startHours":11.057159945923821,"endHours":12.501591722287156,"quality":"auspicious"},{"name":"Roga","start":"12:30","end":"13:57","startHours":12.501591722287156,"endHours":13.94602349865049,"quality":"inauspicious"},{"name":"Udveg","start":"13:57","end":"15:23","startHours":13.94602349865049,"endHours":15.390455275013823,"quality":"inauspicious"},{"name":"Chala","start":"15:23","end":"16:50","startHours":15.390455275013823,"endHours":16.834887051377155,"quality":"neutral"},{"name":"Labha","start":"16:50","end":"18:17","startHours":16.834887051377155,"endHours":18.27931882774049,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:17","end":"19:50","startHours":18.27931882774049,"endHours":19.834887051377155,"quality":"inauspicious"},{"name":"Chala","start":"19:50","end":"21:23","startHours":19.834887051377155,"endHours":21.39045527501382,"quality":"neutral"},{"name":"Labha","start":"21:23","end":"22:57","startHours":21.39045527501382,"endHours":22.94602349865049,"quality":"auspicious"},{"name":"Amṛta","start":"22:57","end":"00:30","startHours":22.94602349865049,"endHours":24.501591722287156,"quality":"auspicious"},{"name":"Kāla","start":"00:30","end":"02:03","startHours":24.501591722287156,"endHours":26.05715994592382,"quality":"inauspicious"},{"name":"Śubha","start":"02:03","end":"03:37","startHours":26.05715994592382,"endHours":27.61272816956049,"quality":"auspicious"},{"name":"Roga","start":"03:37","end":"05:10","startHours":27.61272816956049,"endHours":29.168296393197156,"quality":"inauspicious"},{"name":"Udveg","start":"05:10","end":"06:43","startHours":29.168296393197156,"endHours":30.723864616833822,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:43","end":"07:43","startHours":6.723864616833822,"endHours":7.723864616833822,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:43","end":"08:43","startHours":7.723864616833822,"endHours":8.723864616833822,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:43","end":"09:43","startHours":8.723864616833822,"endHours":9.723864616833822,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:43","end":"10:43","startHours":9.723864616833822,"endHours":10.723864616833822,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:43","end":"11:43","startHours":10.723864616833822,"endHours":11.723864616833822,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:43","end":"12:43","startHours":11.723864616833822,"endHours":12.723864616833822,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:43","end":"13:43","startHours":12.723864616833822,"endHours":13.723864616833822,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:43","end":"14:43","startHours":13.723864616833822,"endHours":14.723864616833822,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:43","end":"15:43","startHours":14.723864616833822,"endHours":15.723864616833822,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:43","end":"16:43","startHours":15.723864616833822,"endHours":16.723864616833822,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:43","end":"17:43","startHours":16.723864616833822,"endHours":17.723864616833822,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:43","end":"18:43","startHours":17.723864616833822,"endHours":18.723864616833822,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:43","end":"19:43","startHours":18.723864616833822,"endHours":19.723864616833822,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:43","end":"20:43","startHours":19.723864616833822,"endHours":20.723864616833822,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:43","end":"21:43","startHours":20.723864616833822,"endHours":21.723864616833822,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:43","end":"22:43","startHours":21.723864616833822,"endHours":22.723864616833822,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:43","end":"23:43","startHours":22.723864616833822,"endHours":23.723864616833822,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:43","end":"00:43","startHours":23.723864616833822,"endHours":24.723864616833822,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:43","end":"01:43","startHours":24.723864616833822,"endHours":25.723864616833822,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:43","end":"02:43","startHours":25.723864616833822,"endHours":26.723864616833822,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:43","end":"03:43","startHours":26.723864616833822,"endHours":27.723864616833822,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:43","end":"04:43","startHours":27.723864616833822,"endHours":28.723864616833822,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:43","end":"05:43","startHours":28.723864616833822,"endHours":29.723864616833822,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:43","end":"06:43","startHours":29.723864616833822,"endHours":30.723864616833822,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"South-West","anandadiYoga":{"name":"Śubha","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-20.242404370213695,"eotMinutes":-10.9643033372293,"ayanamsa":25.3345}},"calendars":{"vikram_samvat":2163,"vikram_samvatsara":"Pramāthi","saka_samvat":2028,"saka_samvatsara":"Akṣaya","bengali_samvat":1513,"malayalam_era":1282,"nanakshahi_year":637,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Pratipada · Vikram 2163 Pramāthi · Śaka 2028 Akṣaya"},"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}],"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 January 20, 2106 CE · Erode, Tamil Nadu · Vidhyamitra","description":"January 20, 2106 CE for Erode, Tamil Nadu: Kṛṣṇa Pratipada, sūryodaya 06:43, sūryāsta 18:17.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2106-01-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2106-01-20","sa":"https://sa.vidhyamitra.com/city/erode/2106-01-20","hi":"https://hi.vidhyamitra.com/city/erode/2106-01-20","x-default":"https://vidhyamitra.com/city/erode/2106-01-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-21T15:30:44.956Z","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":"2026-05-21T15:30:44.956Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-21T15:30:44.956Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}