{"id":"vidhyamitra:city-day:erode:2098-01-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2098-01-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2098-01-23","date_display":"January 23, 2098 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":2098,"month":1,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2487361.770833,"kali_year":5199,"ahargana":1898896.2708,"sun":{"sidereal_longitude":278.0568,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":170.4021,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":252.3453,"elapsed_within_tithi_degrees":0.3453},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":170.4021,"elapsed_within_degrees":10.4021},"yoga":{"number":7,"name":"Sukarma","sum_longitude":88.459},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2098,"month":1,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2487361.770833,"ahargana":1898896.2708,"kali_year":5199,"ayanamsa_lahiri":25.2229,"grahas":{"sun":{"sidereal_longitude":278.340246,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":173.87374599999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false,"latitude":1.3096},"mars":{"sidereal_longitude":350.133846,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":273.448946,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":112.42764599999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":286.455146,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":155.05234599999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":7.3374,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":187.3374,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"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":2098,"month":1,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2487361.770833,"kali_year":5199,"ahargana":1898896.2708,"sun":{"sidereal_longitude":278.0568,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":170.4021,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":252.3453,"elapsed_within_tithi_degrees":0.3453},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":170.4021,"elapsed_within_degrees":10.4021},"yoga":{"number":7,"name":"Sukarma","sum_longitude":88.459},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.31,"elongation":107.655},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.31,"opposition_distance":72.345}},"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":"18:18","solarNoonLocal":"12:31","dayLengthHours":11.581629757498355,"dayLengthDisplay":"11 Hours 34 Mins 54 Secs","nightLengthDisplay":"12 Hours 25 Mins 06 Secs","moonriseLocal":"23:37","moonsetLocal":"11:29","rahuKala":{"name":"Rāhu Kāla","start":"13:58","end":"15:25","startHours":13.96331034602259,"endHours":15.411014065709885,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:43","end":"08:10","startHours":6.724791747586118,"endHours":8.172495467273412,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:37","end":"11:04","startHours":9.620199186960708,"endHours":11.067902906648001,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:26","end":"09:49","startHours":9.427172024335734,"endHours":9.81322634958568,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:12","end":"07:31","startHours":7.20735965414855,"endHours":7.516203114348506,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:08","end":"12:54","startHours":12.129552301085349,"endHours":12.90166095158524,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:11","end":"05:57","startHours":5.180574446586338,"endHours":5.9526830970862274,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:46","end":"06:43","startHours":5.7596559344612555,"endHours":6.724791747586118,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:27","end":"15:13","startHours":14.445878252585022,"endHours":15.217986903084912,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:06","end":"18:30","startHours":18.106421505084473,"endHours":18.50642150508447,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:18","end":"18:47","startHours":18.306421505084472,"endHours":18.788989411646902,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:03","end":"19:48","startHours":18.056421505084472,"endHours":19.806421505084472,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:08","end":"00:54","startHours":24.12955230108535,"endHours":24.90166095158524,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:43","end":"08:10","startHours":6.724791747586118,"endHours":8.172495467273412,"quality":"auspicious"},{"name":"Roga","start":"08:10","end":"09:37","startHours":8.172495467273412,"endHours":9.620199186960708,"quality":"inauspicious"},{"name":"Udveg","start":"09:37","end":"11:04","startHours":9.620199186960708,"endHours":11.067902906648001,"quality":"inauspicious"},{"name":"Chala","start":"11:04","end":"12:31","startHours":11.067902906648001,"endHours":12.515606626335295,"quality":"neutral"},{"name":"Labha","start":"12:31","end":"13:58","startHours":12.515606626335295,"endHours":13.96331034602259,"quality":"auspicious"},{"name":"Amṛta","start":"13:58","end":"15:25","startHours":13.96331034602259,"endHours":15.411014065709885,"quality":"auspicious"},{"name":"Kāla","start":"15:25","end":"16:52","startHours":15.411014065709885,"endHours":16.85871778539718,"quality":"inauspicious"},{"name":"Śubha","start":"16:52","end":"18:18","startHours":16.85871778539718,"endHours":18.306421505084472,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:18","end":"19:52","startHours":18.306421505084472,"endHours":19.85871778539718,"quality":"auspicious"},{"name":"Kāla","start":"19:52","end":"21:25","startHours":19.85871778539718,"endHours":21.411014065709885,"quality":"inauspicious"},{"name":"Śubha","start":"21:25","end":"22:58","startHours":21.411014065709885,"endHours":22.96331034602259,"quality":"auspicious"},{"name":"Roga","start":"22:58","end":"00:31","startHours":22.96331034602259,"endHours":24.515606626335295,"quality":"inauspicious"},{"name":"Udveg","start":"00:31","end":"02:04","startHours":24.515606626335295,"endHours":26.067902906648,"quality":"inauspicious"},{"name":"Chala","start":"02:04","end":"03:37","startHours":26.067902906648,"endHours":27.620199186960704,"quality":"neutral"},{"name":"Labha","start":"03:37","end":"05:10","startHours":27.620199186960704,"endHours":29.17249546727341,"quality":"auspicious"},{"name":"Amṛta","start":"05:10","end":"06:43","startHours":29.17249546727341,"endHours":30.724791747586117,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:43","end":"07:43","startHours":6.724791747586118,"endHours":7.724791747586118,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:43","end":"08:43","startHours":7.724791747586118,"endHours":8.724791747586117,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:43","end":"09:43","startHours":8.724791747586117,"endHours":9.724791747586117,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:43","end":"10:43","startHours":9.724791747586117,"endHours":10.724791747586117,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:43","end":"11:43","startHours":10.724791747586117,"endHours":11.724791747586117,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:43","end":"12:43","startHours":11.724791747586117,"endHours":12.724791747586117,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:43","end":"13:43","startHours":12.724791747586117,"endHours":13.724791747586117,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:43","end":"14:43","startHours":13.724791747586117,"endHours":14.724791747586117,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:43","end":"15:43","startHours":14.724791747586117,"endHours":15.724791747586117,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:43","end":"16:43","startHours":15.724791747586117,"endHours":16.724791747586117,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:43","end":"17:43","startHours":16.724791747586117,"endHours":17.724791747586117,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:43","end":"18:43","startHours":17.724791747586117,"endHours":18.724791747586117,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:43","end":"19:43","startHours":18.724791747586117,"endHours":19.724791747586117,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:43","end":"20:43","startHours":19.724791747586117,"endHours":20.724791747586117,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:43","end":"21:43","startHours":20.724791747586117,"endHours":21.724791747586117,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:43","end":"22:43","startHours":21.724791747586117,"endHours":22.724791747586117,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:43","end":"23:43","startHours":22.724791747586117,"endHours":23.724791747586117,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:43","end":"00:43","startHours":23.724791747586117,"endHours":24.724791747586117,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:43","end":"01:43","startHours":24.724791747586117,"endHours":25.724791747586117,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:43","end":"02:43","startHours":25.724791747586117,"endHours":26.724791747586117,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:43","end":"03:43","startHours":26.724791747586117,"endHours":27.724791747586117,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:43","end":"04:43","startHours":27.724791747586117,"endHours":28.724791747586117,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:43","end":"05:43","startHours":28.724791747586117,"endHours":29.724791747586117,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:43","end":"06:43","startHours":29.724791747586117,"endHours":30.724791747586117,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North-West","rahuVasa":"North-West","anandadiYoga":{"name":"Ānanda","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":-19.355066617648784,"eotMinutes":-11.805197580117738,"ayanamsa":25.2229}},"calendars":{"vikram_samvat":2155,"vikram_samvatsara":"Prajāpati","saka_samvat":2020,"saka_samvatsara":"Kālayukta","bengali_samvat":1505,"malayalam_era":1274,"nanakshahi_year":629,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Saptamī · Vikram 2155 Prajāpati · Śaka 2020 Kālayukta"},"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":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 23, 2098 CE · Erode, Tamil Nadu · Vidhyamitra","description":"January 23, 2098 CE for Erode, Tamil Nadu: Kṛṣṇa Saptamī, sūryodaya 06:43, sūryāsta 18:18.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2098-01-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2098-01-23","sa":"https://sa.vidhyamitra.com/city/erode/2098-01-23","hi":"https://hi.vidhyamitra.com/city/erode/2098-01-23","x-default":"https://vidhyamitra.com/city/erode/2098-01-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-20T12:40:29.639Z","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":"2026-05-20T12:40:29.639Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-20T12:40:29.639Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}