{"id":"vidhyamitra:city-day:erode:2057-05-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2057-05-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2057-05-18","date_display":"May 18, 2057 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":2057,"month":5,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2472501.770833,"kali_year":5159,"ahargana":1884036.2708,"sun":{"sidereal_longitude":32.8021,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":201.6966,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":168.8945,"elapsed_within_tithi_degrees":0.8945},"nakshatra":{"number":16,"name":"Viśākhā","pada":1,"moon_longitude":201.6966,"elapsed_within_degrees":1.6966},"yoga":{"number":18,"name":"Varīyān","sum_longitude":234.4986},"karana":{"half_tithi_index":28,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2057,"month":5,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2472501.770833,"ahargana":1884036.2708,"kali_year":5159,"ayanamsa_lahiri":24.6545,"grahas":{"sun":{"sidereal_longitude":32.97000800000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":202.349108,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false,"latitude":3.5923},"mars":{"sidereal_longitude":112.27430800000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":7.960307999999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":318.393908,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":346.296208,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":4.615108000000021,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":74.6918,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":254.6918,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":2057,"month":5,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2472501.770833,"kali_year":5159,"ahargana":1884036.2708,"sun":{"sidereal_longitude":32.8021,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":201.6966,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":168.8945,"elapsed_within_tithi_degrees":0.8945},"nakshatra":{"number":16,"name":"Viśākhā","pada":1,"moon_longitude":201.6966,"elapsed_within_degrees":1.6966},"yoga":{"number":18,"name":"Varīyān","sum_longitude":234.4986},"karana":{"half_tithi_index":28,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.592,"elongation":168.894},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.592,"opposition_distance":11.106}},"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":"05:55","sunsetLocal":"18:35","solarNoonLocal":"12:15","dayLengthHours":12.667538229868839,"dayLengthDisplay":"12 Hours 40 Mins 03 Secs","nightLengthDisplay":"11 Hours 19 Mins 57 Secs","moonriseLocal":"17:44","moonsetLocal":"05:21","rahuKala":{"name":"Rāhu Kāla","start":"10:40","end":"12:15","startHours":10.673924684758571,"endHours":12.257366963492174,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:25","end":"17:00","startHours":15.424251520959384,"endHours":17.00769379969299,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:30","end":"09:05","startHours":7.5070401272913605,"endHours":9.090482406024964,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:18","startHours":8.879356768860484,"endHours":9.301608043189447,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:27","end":"06:47","startHours":6.451411941468957,"endHours":6.789212960932126,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:50","end":"12:41","startHours":11.835115689163214,"endHours":12.679618237821135,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:14","end":"05:05","startHours":4.234592751241911,"endHours":5.079095299899833,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:52","end":"05:55","startHours":4.867969662735352,"endHours":5.923597848557756,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:22","end":"15:13","startHours":14.36862333513698,"endHours":15.213125883794904,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:23","end":"18:47","startHours":18.391136078426594,"endHours":18.791136078426593,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:35","end":"19:07","startHours":18.591136078426594,"endHours":19.118950171337794,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:20","end":"20:05","startHours":18.341136078426594,"endHours":20.091136078426594,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:50","end":"00:41","startHours":23.835115689163214,"endHours":24.679618237821135,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:55","end":"07:30","startHours":5.923597848557756,"endHours":7.5070401272913605,"quality":"neutral"},{"name":"Labha","start":"07:30","end":"09:05","startHours":7.5070401272913605,"endHours":9.090482406024964,"quality":"auspicious"},{"name":"Amṛta","start":"09:05","end":"10:40","startHours":9.090482406024964,"endHours":10.673924684758571,"quality":"auspicious"},{"name":"Kāla","start":"10:40","end":"12:15","startHours":10.673924684758571,"endHours":12.257366963492174,"quality":"inauspicious"},{"name":"Śubha","start":"12:15","end":"13:50","startHours":12.257366963492174,"endHours":13.840809242225781,"quality":"auspicious"},{"name":"Roga","start":"13:50","end":"15:25","startHours":13.840809242225781,"endHours":15.424251520959384,"quality":"inauspicious"},{"name":"Udveg","start":"15:25","end":"17:00","startHours":15.424251520959384,"endHours":17.00769379969299,"quality":"inauspicious"},{"name":"Chala","start":"17:00","end":"18:35","startHours":17.00769379969299,"endHours":18.591136078426594,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:35","end":"20:00","startHours":18.591136078426594,"endHours":20.007693799692987,"quality":"inauspicious"},{"name":"Udveg","start":"20:00","end":"21:25","startHours":20.007693799692987,"endHours":21.424251520959384,"quality":"inauspicious"},{"name":"Chala","start":"21:25","end":"22:50","startHours":21.424251520959384,"endHours":22.84080924222578,"quality":"neutral"},{"name":"Labha","start":"22:50","end":"00:15","startHours":22.84080924222578,"endHours":24.257366963492174,"quality":"auspicious"},{"name":"Amṛta","start":"00:15","end":"01:40","startHours":24.257366963492174,"endHours":25.673924684758568,"quality":"auspicious"},{"name":"Kāla","start":"01:40","end":"03:05","startHours":25.673924684758568,"endHours":27.090482406024964,"quality":"inauspicious"},{"name":"Śubha","start":"03:05","end":"04:30","startHours":27.090482406024964,"endHours":28.50704012729136,"quality":"auspicious"},{"name":"Roga","start":"04:30","end":"05:55","startHours":28.50704012729136,"endHours":29.923597848557755,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:55","end":"06:55","startHours":5.923597848557756,"endHours":6.923597848557756,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:55","end":"07:55","startHours":6.923597848557756,"endHours":7.923597848557756,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:55","end":"08:55","startHours":7.923597848557756,"endHours":8.923597848557755,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:55","end":"09:55","startHours":8.923597848557755,"endHours":9.923597848557755,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:55","end":"10:55","startHours":9.923597848557755,"endHours":10.923597848557755,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:55","end":"11:55","startHours":10.923597848557755,"endHours":11.923597848557755,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:55","end":"12:55","startHours":11.923597848557755,"endHours":12.923597848557755,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:55","end":"13:55","startHours":12.923597848557755,"endHours":13.923597848557755,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:55","end":"14:55","startHours":13.923597848557755,"endHours":14.923597848557755,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:55","end":"15:55","startHours":14.923597848557755,"endHours":15.923597848557755,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:55","end":"16:55","startHours":15.923597848557755,"endHours":16.923597848557755,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:55","end":"17:55","startHours":16.923597848557755,"endHours":17.923597848557755,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:55","end":"18:55","startHours":17.923597848557755,"endHours":18.923597848557755,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:55","end":"19:55","startHours":18.923597848557755,"endHours":19.923597848557755,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:55","end":"20:55","startHours":19.923597848557755,"endHours":20.923597848557755,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:55","end":"21:55","startHours":20.923597848557755,"endHours":21.923597848557755,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:55","end":"22:55","startHours":21.923597848557755,"endHours":22.923597848557755,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:55","end":"23:55","startHours":22.923597848557755,"endHours":23.923597848557755,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:55","end":"00:55","startHours":23.923597848557755,"endHours":24.923597848557755,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:55","end":"01:55","startHours":24.923597848557755,"endHours":25.923597848557755,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:55","end":"02:55","startHours":25.923597848557755,"endHours":26.923597848557755,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:55","end":"03:55","startHours":26.923597848557755,"endHours":27.923597848557755,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:55","end":"04:55","startHours":27.923597848557755,"endHours":28.923597848557755,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:55","end":"05:55","startHours":28.923597848557755,"endHours":29.923597848557755,"planetary_lord":"Mars"}],"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":"South-East","anandadiYoga":{"name":"Śrīvatsa","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":19.6277473448603,"eotMinutes":3.6891821904695723,"ayanamsa":24.6545}},"calendars":{"vikram_samvat":2114,"vikram_samvatsara":"Vikṛti","saka_samvat":1979,"saka_samvatsara":"Īśvara","bengali_samvat":1464,"malayalam_era":1233,"nanakshahi_year":588,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Pūrṇimā · Vikram 2114 Vikṛti · Śaka 1979 Īśvara"},"festivals":[{"id":"buddha-purnima","name":"Buddha Pūrṇimā","name_sanskrit":"बुद्ध पूर्णिमा","name_alternates":["Vesak","Vaiśākhī Pūrṇimā","Vesakha"],"tradition":"Pan-Hindu","associated_deity":"Buddha (21st avatāra of Krishna per Bhāgavata 1.3.24)","deity_avatara_index":21,"significance":"Buddha's birth, enlightenment, and mahāparinirvāṇa all on this Vaiśākha Pūrṇimā. Most sacred Buddhist + Vaishnava day.","vrata":true,"primary_observance":"Day-long observance of compassion (karuṇā) and ahiṁsā; Buddha-stuti at sunset","detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":1,"related_chart":"buddha","historical_anchor":{"event":"Bhagavān Buddha's birth at Lumbinī","date_julian":"-0562-04-11","location":"Lumbinī, Nepal"},"sources":["Bhāgavata Purāṇa 1.3.24","Pāli Tipiṭaka","Buddhacarita by Aśvaghoṣa"]},{"id":"kurma-jayanti","name":"Kūrma Jayantī","name_sanskrit":"कूर्म जयन्ती","tradition":"Vaishnava","associated_deity":"Kūrma (2nd avatāra of Krishna)","deity_avatara_index":11,"significance":"Kūrma supports Mount Mandara during the Sāgara-mathana (churning of the cosmic ocean).","vrata":false,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":4,"sources":["Bhāgavata 8.7-8"]},{"id":"chandika-jayanti","name":"Chaṇḍikā Jayantī","name_sanskrit":"चण्डिका जयन्ती","tradition":"Shakta","associated_deity":"Devī Chaṇḍikā","significance":"Devī's fierce protective form. Often coincides with Buddha Pūrṇimā.","vrata":false,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":5},{"id":"chitra-paurnami","name":"Citrā Paurṇamī","name_sanskrit":"चित्रा पौर्णमी","tradition":"Regional","significance":"Tamil regional Vaiśākha Pūrṇimā observance; honors Citragupta.","vrata":false,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":6},{"id":"vaishakha-purnima-vrat","name":"Vaiśākha Pūrṇimā Vrat","name_sanskrit":"वैशाख पूर्णिमा व्रत","tradition":"Pan-Hindu","significance":"General Pūrṇimā vrat in Vaiśākha (highly auspicious month).","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":7}],"todays_walk":{"walk":{"id":"buddha-purnima-walk","name":"Buddha Pūrṇimā Walk","name_sanskrit":"बुद्ध पूर्णिमा यात्रा","type":"festival","description":"Bhāgavata 1.3.24 (Buddha as 21st avatāra) + BG 12.13 (compassion) + Dhammapada parallels.","step_count":7,"url":"/walk/buddha-purnima-walk"},"reason":"Today is Buddha Pūrṇimā — its dedicated walk."},"cosmic_resonances":[{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Śukla Pūrṇimā + Viśākhā","url":"/day/-0562-04-11","relevance":1},{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Śukla Pūrṇimā","url":"/day/-3137-10-04","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 May 18, 2057 CE · Erode, Tamil Nadu · Vidhyamitra","description":"May 18, 2057 CE for Erode, Tamil Nadu: Śukla Pūrṇimā, sūryodaya 05:55, sūryāsta 18:35.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2057-05-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2057-05-18","sa":"https://sa.vidhyamitra.com/city/erode/2057-05-18","hi":"https://hi.vidhyamitra.com/city/erode/2057-05-18","x-default":"https://vidhyamitra.com/city/erode/2057-05-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T13:38:58.736Z","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":"2026-05-31T13:38:58.736Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T13:38:58.736Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}