{"id":"vidhyamitra:city-day:erode:2102-01-22:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2102-01-22","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2102-01-22","date_display":"January 22, 2102 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":2102,"month":1,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2488820.770833,"kali_year":5203,"ahargana":1900355.2708,"sun":{"sidereal_longitude":275.97,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":314.9892,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":39.0192,"elapsed_within_tithi_degrees":3.0192},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3,"moon_longitude":314.9892,"elapsed_within_degrees":8.3225},"yoga":{"number":18,"name":"Varīyān","sum_longitude":230.9592},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"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":2102,"month":1,"day":22,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2488820.770833,"ahargana":1900355.2708,"kali_year":5203,"ayanamsa_lahiri":25.2787,"grahas":{"sun":{"sidereal_longitude":276.27910199999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":316.6806019999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false,"latitude":1.8971},"mars":{"sidereal_longitude":44.84580199999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":251.797502,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":229.99810200000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":234.373202,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":202.83570200000008,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":290.0326,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":110.0326,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":2102,"month":1,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2488820.770833,"kali_year":5203,"ahargana":1900355.2708,"sun":{"sidereal_longitude":275.97,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":314.9892,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":39.0192,"elapsed_within_tithi_degrees":3.0192},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3,"moon_longitude":314.9892,"elapsed_within_degrees":8.3225},"yoga":{"number":18,"name":"Varīyān","sum_longitude":230.9592},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.897,"elongation":39.019},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.897,"opposition_distance":140.981}},"eclipse_window_40days":[{"offset_days":-3,"type":"solar","occurs":true,"moon_latitude":-1.366,"elongation":0.393},{"offset_days":12,"type":"lunar","occurs":true,"moon_latitude":0.307,"opposition_distance":2.772}]},"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":"06:44","sunsetLocal":"18:18","solarNoonLocal":"12:31","dayLengthHours":11.568223926891172,"dayLengthDisplay":"11 Hours 34 Mins 06 Secs","nightLengthDisplay":"12 Hours 25 Mins 54 Secs","moonriseLocal":"09:16","moonsetLocal":"21:09","rahuKala":{"name":"Rāhu Kāla","start":"16:51","end":"18:18","startHours":16.849205694389845,"endHours":18.29523368525124,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:31","end":"13:57","startHours":12.511121721805655,"endHours":13.95714971266705,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:24","end":"16:51","startHours":15.403177703528447,"endHours":16.849205694389845,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:26","end":"09:49","startHours":9.42626200796801,"endHours":9.811869472197714,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:13","end":"07:31","startHours":7.209019088647201,"endHours":7.517505060030966,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:08","end":"12:54","startHours":12.125514257575949,"endHours":12.89672918603536,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:11","end":"05:57","startHours":5.184579901441246,"endHours":5.955794829900658,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:46","end":"06:44","startHours":5.762991097785805,"endHours":6.727009758360069,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:13","startHours":14.439159042954183,"endHours":15.210373971413594,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:06","end":"18:30","startHours":18.09523368525124,"endHours":18.49523368525124,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:18","end":"18:47","startHours":18.29523368525124,"endHours":18.77724301553837,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:03","end":"19:48","startHours":18.04523368525124,"endHours":19.79523368525124,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:08","end":"00:54","startHours":24.125514257575947,"endHours":24.896729186035362,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:44","end":"08:10","startHours":6.727009758360069,"endHours":8.173037749221464,"quality":"inauspicious"},{"name":"Chala","start":"08:10","end":"09:37","startHours":8.173037749221464,"endHours":9.619065740082862,"quality":"neutral"},{"name":"Labha","start":"09:37","end":"11:04","startHours":9.619065740082862,"endHours":11.065093730944259,"quality":"auspicious"},{"name":"Amṛta","start":"11:04","end":"12:31","startHours":11.065093730944259,"endHours":12.511121721805655,"quality":"auspicious"},{"name":"Kāla","start":"12:31","end":"13:57","startHours":12.511121721805655,"endHours":13.95714971266705,"quality":"inauspicious"},{"name":"Śubha","start":"13:57","end":"15:24","startHours":13.95714971266705,"endHours":15.403177703528447,"quality":"auspicious"},{"name":"Roga","start":"15:24","end":"16:51","startHours":15.403177703528447,"endHours":16.849205694389845,"quality":"inauspicious"},{"name":"Udveg","start":"16:51","end":"18:18","startHours":16.849205694389845,"endHours":18.29523368525124,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:18","end":"19:51","startHours":18.29523368525124,"endHours":19.849205694389845,"quality":"auspicious"},{"name":"Roga","start":"19:51","end":"21:24","startHours":19.849205694389845,"endHours":21.40317770352845,"quality":"inauspicious"},{"name":"Udveg","start":"21:24","end":"22:57","startHours":21.40317770352845,"endHours":22.95714971266705,"quality":"inauspicious"},{"name":"Chala","start":"22:57","end":"00:31","startHours":22.95714971266705,"endHours":24.511121721805655,"quality":"neutral"},{"name":"Labha","start":"00:31","end":"02:04","startHours":24.511121721805655,"endHours":26.06509373094426,"quality":"auspicious"},{"name":"Amṛta","start":"02:04","end":"03:37","startHours":26.06509373094426,"endHours":27.61906574008286,"quality":"auspicious"},{"name":"Kāla","start":"03:37","end":"05:10","startHours":27.61906574008286,"endHours":29.173037749221464,"quality":"inauspicious"},{"name":"Śubha","start":"05:10","end":"06:44","startHours":29.173037749221464,"endHours":30.72700975836007,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:44","end":"07:44","startHours":6.727009758360069,"endHours":7.727009758360069,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:44","end":"08:44","startHours":7.727009758360069,"endHours":8.727009758360069,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:44","end":"09:44","startHours":8.727009758360069,"endHours":9.727009758360069,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:44","end":"10:44","startHours":9.727009758360069,"endHours":10.727009758360069,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:44","end":"11:44","startHours":10.727009758360069,"endHours":11.727009758360069,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:44","end":"12:44","startHours":11.727009758360069,"endHours":12.727009758360069,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:44","end":"13:44","startHours":12.727009758360069,"endHours":13.727009758360069,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:44","end":"14:44","startHours":13.727009758360069,"endHours":14.727009758360069,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:44","end":"15:44","startHours":14.727009758360069,"endHours":15.727009758360069,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:44","end":"16:44","startHours":15.727009758360069,"endHours":16.72700975836007,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:44","end":"17:44","startHours":16.72700975836007,"endHours":17.72700975836007,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:44","end":"18:44","startHours":17.72700975836007,"endHours":18.72700975836007,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:44","end":"19:44","startHours":18.72700975836007,"endHours":19.72700975836007,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:44","end":"20:44","startHours":19.72700975836007,"endHours":20.72700975836007,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:44","end":"21:44","startHours":20.72700975836007,"endHours":21.72700975836007,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:44","end":"22:44","startHours":21.72700975836007,"endHours":22.72700975836007,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:44","end":"23:44","startHours":22.72700975836007,"endHours":23.72700975836007,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:44","end":"00:44","startHours":23.72700975836007,"endHours":24.72700975836007,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:44","end":"01:44","startHours":24.72700975836007,"endHours":25.72700975836007,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:44","end":"02:44","startHours":25.72700975836007,"endHours":26.72700975836007,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:44","end":"03:44","startHours":26.72700975836007,"endHours":27.72700975836007,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:44","end":"04:44","startHours":27.72700975836007,"endHours":28.72700975836007,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:44","end":"05:44","startHours":28.72700975836007,"endHours":29.72700975836007,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:44","end":"06:44","startHours":29.72700975836007,"endHours":30.72700975836007,"planetary_lord":"Jupiter"}],"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","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Mātaṇga","quality":"Auspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-19.810652726902944,"eotMinutes":-11.536103308339323,"ayanamsa":25.2787}},"calendars":{"vikram_samvat":2159,"vikram_samvatsara":"Yuva","saka_samvat":2024,"saka_samvatsara":"Dundubhi","bengali_samvat":1509,"malayalam_era":1278,"nanakshahi_year":633,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Caturthī · Vikram 2159 Yuva · Śaka 2024 Dundubhi"},"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},{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"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 January 22, 2102 CE · Erode, Tamil Nadu · Vidhyamitra","description":"January 22, 2102 CE for Erode, Tamil Nadu: Śukla Caturthī, sūryodaya 06:44, sūryāsta 18:18.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2102-01-22","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2102-01-22","sa":"https://sa.vidhyamitra.com/city/erode/2102-01-22","hi":"https://hi.vidhyamitra.com/city/erode/2102-01-22","x-default":"https://vidhyamitra.com/city/erode/2102-01-22"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-21T06:12:51.912Z","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":"2026-05-21T06:12:51.912Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-21T06:12:51.912Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}