{"id":"vidhyamitra:city-day:erode:2016-01-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2016-01-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2016-01-13","date_display":"January 13, 2016 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":2016,"month":1,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457400.770833,"kali_year":5117,"ahargana":1868935.2708,"sun":{"sidereal_longitude":268.0171,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":304.8464,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":36.8293,"elapsed_within_tithi_degrees":0.8293},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4,"moon_longitude":304.8464,"elapsed_within_degrees":11.513},"yoga":{"number":16,"name":"Siddhi","sum_longitude":212.8635},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"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":2016,"month":1,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457400.770833,"ahargana":1868935.2708,"kali_year":5117,"ayanamsa_lahiri":24.077,"grahas":{"sun":{"sidereal_longitude":268.18967699999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":306.49537699999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false,"latitude":2.2462},"mars":{"sidereal_longitude":190.82647700000007,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":271.528277,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":148.39567699999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":232.42247699999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":228.103477,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":154.8154,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":334.8154,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":2016,"month":1,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457400.770833,"kali_year":5117,"ahargana":1868935.2708,"sun":{"sidereal_longitude":268.0171,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":304.8464,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":36.8293,"elapsed_within_tithi_degrees":0.8293},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4,"moon_longitude":304.8464,"elapsed_within_degrees":11.513},"yoga":{"number":16,"name":"Siddhi","sum_longitude":212.8635},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.246,"elongation":36.829},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.246,"opposition_distance":143.171}},"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":"06:42","sunsetLocal":"18:13","solarNoonLocal":"12:28","dayLengthHours":11.514959128014887,"dayLengthDisplay":"11 Hours 30 Mins 54 Secs","nightLengthDisplay":"12 Hours 29 Mins 06 Secs","moonriseLocal":"09:08","moonsetLocal":"20:54","rahuKala":{"name":"Rāhu Kāla","start":"12:28","end":"13:54","startHours":12.462785524856226,"endHours":13.902155415858086,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:09","end":"09:35","startHours":8.144675851850643,"endHours":9.584045742852503,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:01","end":"12:28","startHours":11.023415633854365,"endHours":12.462785524856226,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:24","end":"09:47","startHours":9.39212975738559,"endHours":9.775961728319418,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:11","end":"07:30","startHours":7.185095924516069,"endHours":7.492161501263133,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:05","end":"12:51","startHours":12.078953553922396,"endHours":12.846617495790056,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:10","end":"05:56","startHours":5.169978077113464,"endHours":5.937642018981123,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:45","end":"06:42","startHours":5.745726033514208,"endHours":6.705305960848782,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:23","end":"15:09","startHours":14.381945379525373,"endHours":15.149609321393031,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:01","end":"18:25","startHours":18.02026508886367,"endHours":18.42026508886367,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:13","end":"18:42","startHours":18.22026508886367,"endHours":18.700055052530956,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:58","end":"19:43","startHours":17.97026508886367,"endHours":19.72026508886367,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:05","end":"00:51","startHours":24.078953553922396,"endHours":24.846617495790056,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:42","end":"08:09","startHours":6.705305960848782,"endHours":8.144675851850643,"quality":"auspicious"},{"name":"Amṛta","start":"08:09","end":"09:35","startHours":8.144675851850643,"endHours":9.584045742852503,"quality":"auspicious"},{"name":"Kāla","start":"09:35","end":"11:01","startHours":9.584045742852503,"endHours":11.023415633854365,"quality":"inauspicious"},{"name":"Śubha","start":"11:01","end":"12:28","startHours":11.023415633854365,"endHours":12.462785524856226,"quality":"auspicious"},{"name":"Roga","start":"12:28","end":"13:54","startHours":12.462785524856226,"endHours":13.902155415858086,"quality":"inauspicious"},{"name":"Udveg","start":"13:54","end":"15:20","startHours":13.902155415858086,"endHours":15.341525306859946,"quality":"inauspicious"},{"name":"Chala","start":"15:20","end":"16:47","startHours":15.341525306859946,"endHours":16.78089519786181,"quality":"neutral"},{"name":"Labha","start":"16:47","end":"18:13","startHours":16.78089519786181,"endHours":18.22026508886367,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:13","end":"19:47","startHours":18.22026508886367,"endHours":19.78089519786181,"quality":"inauspicious"},{"name":"Chala","start":"19:47","end":"21:20","startHours":19.78089519786181,"endHours":21.34152530685995,"quality":"neutral"},{"name":"Labha","start":"21:20","end":"22:54","startHours":21.34152530685995,"endHours":22.902155415858086,"quality":"auspicious"},{"name":"Amṛta","start":"22:54","end":"00:28","startHours":22.902155415858086,"endHours":24.462785524856226,"quality":"auspicious"},{"name":"Kāla","start":"00:28","end":"02:01","startHours":24.462785524856226,"endHours":26.023415633854366,"quality":"inauspicious"},{"name":"Śubha","start":"02:01","end":"03:35","startHours":26.023415633854366,"endHours":27.584045742852503,"quality":"auspicious"},{"name":"Roga","start":"03:35","end":"05:09","startHours":27.584045742852503,"endHours":29.144675851850643,"quality":"inauspicious"},{"name":"Udveg","start":"05:09","end":"06:42","startHours":29.144675851850643,"endHours":30.705305960848783,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:42","end":"07:42","startHours":6.705305960848782,"endHours":7.705305960848782,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:42","end":"08:42","startHours":7.705305960848782,"endHours":8.705305960848783,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:42","end":"09:42","startHours":8.705305960848783,"endHours":9.705305960848783,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:42","end":"10:42","startHours":9.705305960848783,"endHours":10.705305960848783,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:42","end":"11:42","startHours":10.705305960848783,"endHours":11.705305960848783,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:42","end":"12:42","startHours":11.705305960848783,"endHours":12.705305960848783,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:42","end":"13:42","startHours":12.705305960848783,"endHours":13.705305960848783,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:42","end":"14:42","startHours":13.705305960848783,"endHours":14.705305960848783,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:42","end":"15:42","startHours":14.705305960848783,"endHours":15.705305960848783,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:42","end":"16:42","startHours":15.705305960848783,"endHours":16.705305960848783,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:42","end":"17:42","startHours":16.705305960848783,"endHours":17.705305960848783,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:42","end":"18:42","startHours":17.705305960848783,"endHours":18.705305960848783,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:42","end":"19:42","startHours":18.705305960848783,"endHours":19.705305960848783,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:42","end":"20:42","startHours":19.705305960848783,"endHours":20.705305960848783,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:42","end":"21:42","startHours":20.705305960848783,"endHours":21.705305960848783,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:42","end":"22:42","startHours":21.705305960848783,"endHours":22.705305960848783,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:42","end":"23:42","startHours":22.705305960848783,"endHours":23.705305960848783,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:42","end":"00:42","startHours":23.705305960848783,"endHours":24.705305960848783,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:42","end":"01:42","startHours":24.705305960848783,"endHours":25.705305960848783,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:42","end":"02:42","startHours":25.705305960848783,"endHours":26.705305960848783,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:42","end":"03:42","startHours":26.705305960848783,"endHours":27.705305960848783,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:42","end":"04:42","startHours":27.705305960848783,"endHours":28.705305960848783,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:42","end":"05:42","startHours":28.705305960848783,"endHours":29.705305960848783,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:42","end":"06:42","startHours":29.705305960848783,"endHours":30.705305960848783,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"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":"North (Uttara)","chandraVasa":"South","rahuVasa":"South-West","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-21.59686336032864,"eotMinutes":-8.635931491373626,"ayanamsa":24.077}},"calendars":{"vikram_samvat":2073,"vikram_samvatsara":"Saumya","saka_samvat":1938,"saka_samvatsara":"Durmukhi","bengali_samvat":1423,"malayalam_era":1192,"nanakshahi_year":547,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Caturthī · Vikram 2073 Saumya · Śaka 1938 Durmukhi"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":5},{"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":"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 13, 2016 CE · Erode, Tamil Nadu · Vidhyamitra","description":"January 13, 2016 CE for Erode, Tamil Nadu: Śukla Caturthī, sūryodaya 06:42, sūryāsta 18:13.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2016-01-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2016-01-13","sa":"https://sa.vidhyamitra.com/city/erode/2016-01-13","hi":"https://hi.vidhyamitra.com/city/erode/2016-01-13","x-default":"https://vidhyamitra.com/city/erode/2016-01-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T20:19:34.861Z","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":"2026-05-15T20:19:34.861Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T20:19:34.861Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}