{"id":"vidhyamitra:city-day:erode:2118-02-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2118-02-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2118-02-13","date_display":"February 13, 2118 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":2118,"month":2,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2494686.770833,"kali_year":5219,"ahargana":1906221.2708,"sun":{"sidereal_longitude":298.3093,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":203.727,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":265.4178,"elapsed_within_tithi_degrees":1.4178},"nakshatra":{"number":16,"name":"Viśākhā","pada":2,"moon_longitude":203.727,"elapsed_within_degrees":3.727},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":142.0363},"karana":{"half_tithi_index":44,"name":"Bālava"},"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":2118,"month":2,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2494686.770833,"ahargana":1906221.2708,"kali_year":5219,"ayanamsa_lahiri":25.503,"grahas":{"sun":{"sidereal_longitude":298.50537799999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":205.594378,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false,"latitude":-3.1526},"mars":{"sidereal_longitude":267.72917800000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":311.263378,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":345.208078,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":250.222978,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":19.15037799999999,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":339.2237,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":159.2237,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"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":2118,"month":2,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2494686.770833,"kali_year":5219,"ahargana":1906221.2708,"sun":{"sidereal_longitude":298.3093,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":203.727,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":265.4178,"elapsed_within_tithi_degrees":1.4178},"nakshatra":{"number":16,"name":"Viśākhā","pada":2,"moon_longitude":203.727,"elapsed_within_degrees":3.727},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":142.0363},"karana":{"half_tithi_index":44,"name":"Bālava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.153,"elongation":94.582},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.153,"opposition_distance":85.418}},"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":"06:41","sunsetLocal":"18:26","solarNoonLocal":"12:34","dayLengthHours":11.748126780969052,"dayLengthDisplay":"11 Hours 44 Mins 53 Secs","nightLengthDisplay":"12 Hours 15 Mins 07 Secs","moonriseLocal":"00:35","moonsetLocal":"12:10","rahuKala":{"name":"Rāhu Kāla","start":"16:58","end":"18:26","startHours":16.967726297207097,"endHours":18.436242144828228,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:34","end":"14:02","startHours":12.562178754343702,"endHours":14.030694601964834,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:30","end":"16:58","startHours":15.499210449585966,"endHours":16.967726297207097,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:26","end":"09:49","startHours":9.429344946085289,"endHours":9.82094917211759,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:11","end":"07:29","startHours":7.1776206463995536,"endHours":7.490904027225395,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:10","end":"12:57","startHours":12.1705745283114,"endHours":12.953782980376003,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:07","end":"05:54","startHours":5.12169845972997,"endHours":5.904906911794573,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:43","end":"06:41","startHours":5.709104798778422,"endHours":6.688115363859176,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:31","end":"15:18","startHours":14.52019988450521,"endHours":15.303408336569813,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:14","end":"18:38","startHours":18.23624214482823,"endHours":18.636242144828227,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:26","end":"18:56","startHours":18.436242144828228,"endHours":18.925747427368606,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:11","end":"19:56","startHours":18.186242144828228,"endHours":19.936242144828228,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:10","end":"00:57","startHours":24.1705745283114,"endHours":24.953782980376005,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:41","end":"08:09","startHours":6.688115363859176,"endHours":8.156631211480308,"quality":"inauspicious"},{"name":"Chala","start":"08:09","end":"09:38","startHours":8.156631211480308,"endHours":9.62514705910144,"quality":"neutral"},{"name":"Labha","start":"09:38","end":"11:06","startHours":9.62514705910144,"endHours":11.093662906722571,"quality":"auspicious"},{"name":"Amṛta","start":"11:06","end":"12:34","startHours":11.093662906722571,"endHours":12.562178754343702,"quality":"auspicious"},{"name":"Kāla","start":"12:34","end":"14:02","startHours":12.562178754343702,"endHours":14.030694601964834,"quality":"inauspicious"},{"name":"Śubha","start":"14:02","end":"15:30","startHours":14.030694601964834,"endHours":15.499210449585966,"quality":"auspicious"},{"name":"Roga","start":"15:30","end":"16:58","startHours":15.499210449585966,"endHours":16.967726297207097,"quality":"inauspicious"},{"name":"Udveg","start":"16:58","end":"18:26","startHours":16.967726297207097,"endHours":18.436242144828228,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:26","end":"19:58","startHours":18.436242144828228,"endHours":19.967726297207097,"quality":"auspicious"},{"name":"Roga","start":"19:58","end":"21:30","startHours":19.967726297207097,"endHours":21.499210449585966,"quality":"inauspicious"},{"name":"Udveg","start":"21:30","end":"23:02","startHours":21.499210449585966,"endHours":23.030694601964832,"quality":"inauspicious"},{"name":"Chala","start":"23:02","end":"00:34","startHours":23.030694601964832,"endHours":24.5621787543437,"quality":"neutral"},{"name":"Labha","start":"00:34","end":"02:06","startHours":24.5621787543437,"endHours":26.09366290672257,"quality":"auspicious"},{"name":"Amṛta","start":"02:06","end":"03:38","startHours":26.09366290672257,"endHours":27.625147059101437,"quality":"auspicious"},{"name":"Kāla","start":"03:38","end":"05:09","startHours":27.625147059101437,"endHours":29.156631211480306,"quality":"inauspicious"},{"name":"Śubha","start":"05:09","end":"06:41","startHours":29.156631211480306,"endHours":30.688115363859175,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:41","end":"07:41","startHours":6.688115363859176,"endHours":7.688115363859176,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:41","end":"08:41","startHours":7.688115363859176,"endHours":8.688115363859175,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:41","end":"09:41","startHours":8.688115363859175,"endHours":9.688115363859175,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:41","end":"10:41","startHours":9.688115363859175,"endHours":10.688115363859175,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:41","end":"11:41","startHours":10.688115363859175,"endHours":11.688115363859175,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:41","end":"12:41","startHours":11.688115363859175,"endHours":12.688115363859175,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:41","end":"13:41","startHours":12.688115363859175,"endHours":13.688115363859175,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:41","end":"14:41","startHours":13.688115363859175,"endHours":14.688115363859175,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:41","end":"15:41","startHours":14.688115363859175,"endHours":15.688115363859175,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:41","end":"16:41","startHours":15.688115363859175,"endHours":16.688115363859175,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:41","end":"17:41","startHours":16.688115363859175,"endHours":17.688115363859175,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:41","end":"18:41","startHours":17.688115363859175,"endHours":18.688115363859175,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:41","end":"19:41","startHours":18.688115363859175,"endHours":19.688115363859175,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:41","end":"20:41","startHours":19.688115363859175,"endHours":20.688115363859175,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:41","end":"21:41","startHours":20.688115363859175,"endHours":21.688115363859175,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:41","end":"22:41","startHours":21.688115363859175,"endHours":22.688115363859175,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:41","end":"23:41","startHours":22.688115363859175,"endHours":23.688115363859175,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:41","end":"00:41","startHours":23.688115363859175,"endHours":24.688115363859175,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:41","end":"01:41","startHours":24.688115363859175,"endHours":25.688115363859175,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:41","end":"02:41","startHours":25.688115363859175,"endHours":26.688115363859175,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:41","end":"03:41","startHours":26.688115363859175,"endHours":27.688115363859175,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:41","end":"04:41","startHours":27.688115363859175,"endHours":28.688115363859175,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:41","end":"05:41","startHours":28.688115363859175,"endHours":29.688115363859175,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:41","end":"06:41","startHours":29.688115363859175,"endHours":30.688115363859175,"planetary_lord":"Jupiter"}],"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","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"North","rahuVasa":"North-East","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"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":-13.51702122936354,"eotMinutes":-14.599525260622107,"ayanamsa":25.503}},"calendars":{"vikram_samvat":2175,"vikram_samvatsara":"Khara","saka_samvat":2040,"saka_samvatsara":"Bahudhānya","bengali_samvat":1525,"malayalam_era":1294,"nanakshahi_year":649,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Aṣṭamī · Vikram 2175 Khara · Śaka 2040 Bahudhānya"},"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":"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":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Kṛṣṇa Aṣṭamī","url":"/day/-3226-07-09","relevance":0.5},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","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 February 13, 2118 CE · Erode, Tamil Nadu · Vidhyamitra","description":"February 13, 2118 CE for Erode, Tamil Nadu: Kṛṣṇa Aṣṭamī, sūryodaya 06:41, sūryāsta 18:26.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2118-02-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2118-02-13","sa":"https://sa.vidhyamitra.com/city/erode/2118-02-13","hi":"https://hi.vidhyamitra.com/city/erode/2118-02-13","x-default":"https://vidhyamitra.com/city/erode/2118-02-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T17:21:01.069Z","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":"2026-05-22T17:21:01.069Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T17:21:01.069Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}