{"id":"vidhyamitra:city-day:erode:2018-01-30:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2018-01-30","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2018-01-30","date_display":"January 30, 2018 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":2018,"month":1,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458148.770833,"kali_year":5119,"ahargana":1869683.2708,"sun":{"sidereal_longitude":285.9419,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":86.1736,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":160.2317,"elapsed_within_tithi_degrees":4.2317},"nakshatra":{"number":7,"name":"Punarvasu","pada":2,"moon_longitude":86.1736,"elapsed_within_degrees":6.1736},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":12.1155},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2018,"month":1,"day":30,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458148.770833,"ahargana":1869683.2708,"kali_year":5119,"ayanamsa_lahiri":24.1056,"grahas":{"sun":{"sidereal_longitude":285.981998,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"moon":{"sidereal_longitude":84.62199799999996,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false,"latitude":-2.1806},"mars":{"sidereal_longitude":217.74889800000005,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":273.287998,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":206.71689800000001,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":290.70039799999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":250.381798,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":115.1828,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":295.1828,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":2018,"month":1,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458148.770833,"kali_year":5119,"ahargana":1869683.2708,"sun":{"sidereal_longitude":285.9419,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":86.1736,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":160.2317,"elapsed_within_tithi_degrees":4.2317},"nakshatra":{"number":7,"name":"Punarvasu","pada":2,"moon_longitude":86.1736,"elapsed_within_degrees":6.1736},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":12.1155},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.181,"elongation":160.232},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.181,"opposition_distance":19.768}},"eclipse_window_40days":[{"offset_days":17,"type":"solar","occurs":true,"moon_latitude":-0.855,"elongation":1.98}]},"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":"18:21","solarNoonLocal":"12:32","dayLengthHours":11.62932738777521,"dayLengthDisplay":"11 Hours 37 Mins 46 Secs","nightLengthDisplay":"12 Hours 22 Mins 14 Secs","moonriseLocal":"16:46","moonsetLocal":"05:28","rahuKala":{"name":"Rāhu Kāla","start":"15:27","end":"16:54","startHours":15.448804279873212,"endHours":16.902470203345114,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:38","end":"11:05","startHours":9.634140585985607,"endHours":11.087806509457508,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:32","end":"14:00","startHours":12.54147243292941,"endHours":13.99513835640131,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:26","end":"09:50","startHours":9.44031846285602,"endHours":9.827962709115194,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:13","end":"07:31","startHours":7.211364046865771,"endHours":7.52147944387311,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:56","startHours":12.153828186670236,"endHours":12.929116679188581,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:11","end":"05:57","startHours":5.17623175400511,"endHours":5.951520246523457,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:45","end":"06:44","startHours":5.757698123393871,"endHours":6.726808739041805,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:29","end":"15:15","startHours":14.479693664225277,"endHours":15.254982156743624,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:09","end":"18:33","startHours":18.156136126817014,"endHours":18.556136126817012,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:21","end":"18:50","startHours":18.356136126817013,"endHours":18.84069143464098,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:06","end":"19:51","startHours":18.106136126817013,"endHours":19.856136126817013,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:56","startHours":24.153828186670236,"endHours":24.929116679188585,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:44","end":"08:11","startHours":6.726808739041805,"endHours":8.180474662513706,"quality":"inauspicious"},{"name":"Udveg","start":"08:11","end":"09:38","startHours":8.180474662513706,"endHours":9.634140585985607,"quality":"inauspicious"},{"name":"Chala","start":"09:38","end":"11:05","startHours":9.634140585985607,"endHours":11.087806509457508,"quality":"neutral"},{"name":"Labha","start":"11:05","end":"12:32","startHours":11.087806509457508,"endHours":12.54147243292941,"quality":"auspicious"},{"name":"Amṛta","start":"12:32","end":"14:00","startHours":12.54147243292941,"endHours":13.99513835640131,"quality":"auspicious"},{"name":"Kāla","start":"14:00","end":"15:27","startHours":13.99513835640131,"endHours":15.448804279873212,"quality":"inauspicious"},{"name":"Śubha","start":"15:27","end":"16:54","startHours":15.448804279873212,"endHours":16.902470203345114,"quality":"auspicious"},{"name":"Roga","start":"16:54","end":"18:21","startHours":16.902470203345114,"endHours":18.356136126817013,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:21","end":"19:54","startHours":18.356136126817013,"endHours":19.90247020334511,"quality":"inauspicious"},{"name":"Śubha","start":"19:54","end":"21:27","startHours":19.90247020334511,"endHours":21.44880427987321,"quality":"auspicious"},{"name":"Roga","start":"21:27","end":"23:00","startHours":21.44880427987321,"endHours":22.99513835640131,"quality":"inauspicious"},{"name":"Udveg","start":"23:00","end":"00:32","startHours":22.99513835640131,"endHours":24.54147243292941,"quality":"inauspicious"},{"name":"Chala","start":"00:32","end":"02:05","startHours":24.54147243292941,"endHours":26.087806509457508,"quality":"neutral"},{"name":"Labha","start":"02:05","end":"03:38","startHours":26.087806509457508,"endHours":27.634140585985605,"quality":"auspicious"},{"name":"Amṛta","start":"03:38","end":"05:11","startHours":27.634140585985605,"endHours":29.180474662513703,"quality":"auspicious"},{"name":"Kāla","start":"05:11","end":"06:44","startHours":29.180474662513703,"endHours":30.726808739041804,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:44","end":"07:44","startHours":6.726808739041805,"endHours":7.726808739041805,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:44","end":"08:44","startHours":7.726808739041805,"endHours":8.726808739041804,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:44","end":"09:44","startHours":8.726808739041804,"endHours":9.726808739041804,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:44","end":"10:44","startHours":9.726808739041804,"endHours":10.726808739041804,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:44","end":"11:44","startHours":10.726808739041804,"endHours":11.726808739041804,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:44","end":"12:44","startHours":11.726808739041804,"endHours":12.726808739041804,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:44","end":"13:44","startHours":12.726808739041804,"endHours":13.726808739041804,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:44","end":"14:44","startHours":13.726808739041804,"endHours":14.726808739041804,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:44","end":"15:44","startHours":14.726808739041804,"endHours":15.726808739041804,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:44","end":"16:44","startHours":15.726808739041804,"endHours":16.726808739041804,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:44","end":"17:44","startHours":16.726808739041804,"endHours":17.726808739041804,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:44","end":"18:44","startHours":17.726808739041804,"endHours":18.726808739041804,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:44","end":"19:44","startHours":18.726808739041804,"endHours":19.726808739041804,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:44","end":"20:44","startHours":19.726808739041804,"endHours":20.726808739041804,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:44","end":"21:44","startHours":20.726808739041804,"endHours":21.726808739041804,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:44","end":"22:44","startHours":21.726808739041804,"endHours":22.726808739041804,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:44","end":"23:44","startHours":22.726808739041804,"endHours":23.726808739041804,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:44","end":"00:44","startHours":23.726808739041804,"endHours":24.726808739041804,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:44","end":"01:44","startHours":24.726808739041804,"endHours":25.726808739041804,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:44","end":"02:44","startHours":25.726808739041804,"endHours":26.726808739041804,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:44","end":"03:44","startHours":26.726808739041804,"endHours":27.726808739041804,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:44","end":"04:44","startHours":27.726808739041804,"endHours":28.726808739041804,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:44","end":"05:44","startHours":28.726808739041804,"endHours":29.726808739041804,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:44","end":"06:44","startHours":29.726808739041804,"endHours":30.726808739041804,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"North","anandadiYoga":{"name":"Lumba","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":-17.715424711533284,"eotMinutes":-13.357145975764517,"ayanamsa":24.1056}},"calendars":{"vikram_samvat":2075,"vikram_samvatsara":"Virodhakṛt","saka_samvat":1940,"saka_samvatsara":"Vilambī","bengali_samvat":1425,"malayalam_era":1194,"nanakshahi_year":549,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Caturdaśī · Vikram 2075 Virodhakṛt · Śaka 1940 Vilambī"},"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":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Punarvasu","url":"/day/-1626101-04-03","relevance":0.5}]},"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 30, 2018 CE · Erode, Tamil Nadu · Vidhyamitra","description":"January 30, 2018 CE for Erode, Tamil Nadu: Śukla Caturdaśī, sūryodaya 06:44, sūryāsta 18:21.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2018-01-30","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2018-01-30","sa":"https://sa.vidhyamitra.com/city/erode/2018-01-30","hi":"https://hi.vidhyamitra.com/city/erode/2018-01-30","x-default":"https://vidhyamitra.com/city/erode/2018-01-30"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T12:06:26.646Z","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":"2026-05-15T12:06:26.646Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T12:06:26.646Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}