{"id":"vidhyamitra:city-day:vrindavan:2025-05-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/2025-05-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2025-05-18","date_display":"May 18, 2025 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":2025,"month":5,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460813.770833,"kali_year":5127,"ahargana":1872348.2708,"sun":{"sidereal_longitude":33.0703,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":276.6533,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":243.583,"elapsed_within_tithi_degrees":3.583},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":276.6533,"elapsed_within_degrees":9.9866},"yoga":{"number":24,"name":"Śukla","sum_longitude":309.7236},"karana":{"half_tithi_index":40,"name":"Gara"},"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":2025,"month":5,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2460813.770833,"ahargana":1872348.2708,"kali_year":5127,"ayanamsa_lahiri":24.2075,"grahas":{"sun":{"sidereal_longitude":33.164075000000025,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":273.46157500000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false,"latitude":-3.7867},"mars":{"sidereal_longitude":109.206275,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":18.870675000000006,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":60.65337499999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":347.765375,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":335.313275,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":333.9782,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":153.9782,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"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":2025,"month":5,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460813.770833,"kali_year":5127,"ahargana":1872348.2708,"sun":{"sidereal_longitude":33.0703,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":276.6533,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":243.583,"elapsed_within_tithi_degrees":3.583},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":276.6533,"elapsed_within_degrees":9.9866},"yoga":{"number":24,"name":"Śukla","sum_longitude":309.7236},"karana":{"half_tithi_index":40,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.787,"elongation":116.417},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.787,"opposition_distance":63.583}},"eclipse_window_40days":[]},"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"05:29","sunsetLocal":"19:03","solarNoonLocal":"12:16","dayLengthHours":13.56150596925564,"dayLengthDisplay":"13 Hours 33 Mins 41 Secs","nightLengthDisplay":"10 Hours 26 Mins 19 Secs","moonriseLocal":"22:59","moonsetLocal":"09:34","rahuKala":{"name":"Rāhu Kāla","start":"17:21","end":"19:03","startHours":17.346791701963042,"endHours":19.041979948119995,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:16","end":"13:57","startHours":12.261226963492174,"endHours":13.95641520964913,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:39","end":"17:21","startHours":15.651603455806084,"endHours":17.346791701963042,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:39","end":"09:06","startHours":8.64482537169067,"endHours":9.096875570665858,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:03","end":"06:24","startHours":6.04553672758334,"endHours":6.40717688676349,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:43","startHours":11.809176764516986,"endHours":12.713277162467362,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:40","end":"04:35","startHours":3.672273182963603,"endHours":4.5763735809139785,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:21","end":"05:29","startHours":4.350348481426385,"endHours":5.480473978864355,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:31","end":"15:26","startHours":14.521477958368115,"endHours":15.425578356318491,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:51","end":"19:15","startHours":18.841979948119995,"endHours":19.241979948119994,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:03","end":"19:36","startHours":19.041979948119995,"endHours":19.60704269683898,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:48","end":"20:33","startHours":18.791979948119995,"endHours":20.541979948119995,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:43","startHours":23.809176764516987,"endHours":24.71327716246736,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:29","end":"07:11","startHours":5.480473978864355,"endHours":7.17566222502131,"quality":"inauspicious"},{"name":"Chala","start":"07:11","end":"08:52","startHours":7.17566222502131,"endHours":8.870850471178265,"quality":"neutral"},{"name":"Labha","start":"08:52","end":"10:34","startHours":8.870850471178265,"endHours":10.56603871733522,"quality":"auspicious"},{"name":"Amṛta","start":"10:34","end":"12:16","startHours":10.56603871733522,"endHours":12.261226963492174,"quality":"auspicious"},{"name":"Kāla","start":"12:16","end":"13:57","startHours":12.261226963492174,"endHours":13.95641520964913,"quality":"inauspicious"},{"name":"Śubha","start":"13:57","end":"15:39","startHours":13.95641520964913,"endHours":15.651603455806084,"quality":"auspicious"},{"name":"Roga","start":"15:39","end":"17:21","startHours":15.651603455806084,"endHours":17.346791701963042,"quality":"inauspicious"},{"name":"Udveg","start":"17:21","end":"19:03","startHours":17.346791701963042,"endHours":19.041979948119995,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:03","end":"20:21","startHours":19.041979948119995,"endHours":20.34679170196304,"quality":"auspicious"},{"name":"Roga","start":"20:21","end":"21:39","startHours":20.34679170196304,"endHours":21.651603455806086,"quality":"inauspicious"},{"name":"Udveg","start":"21:39","end":"22:57","startHours":21.651603455806086,"endHours":22.95641520964913,"quality":"inauspicious"},{"name":"Chala","start":"22:57","end":"00:16","startHours":22.95641520964913,"endHours":24.261226963492174,"quality":"neutral"},{"name":"Labha","start":"00:16","end":"01:34","startHours":24.261226963492174,"endHours":25.566038717335218,"quality":"auspicious"},{"name":"Amṛta","start":"01:34","end":"02:52","startHours":25.566038717335218,"endHours":26.870850471178265,"quality":"auspicious"},{"name":"Kāla","start":"02:52","end":"04:11","startHours":26.870850471178265,"endHours":28.17566222502131,"quality":"inauspicious"},{"name":"Śubha","start":"04:11","end":"05:29","startHours":28.17566222502131,"endHours":29.480473978864353,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:29","end":"06:29","startHours":5.480473978864355,"endHours":6.480473978864355,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:29","end":"07:29","startHours":6.480473978864355,"endHours":7.480473978864355,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:29","end":"08:29","startHours":7.480473978864355,"endHours":8.480473978864355,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:29","end":"09:29","startHours":8.480473978864355,"endHours":9.480473978864355,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:29","end":"10:29","startHours":9.480473978864355,"endHours":10.480473978864355,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:29","end":"11:29","startHours":10.480473978864355,"endHours":11.480473978864355,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:29","end":"12:29","startHours":11.480473978864355,"endHours":12.480473978864355,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:29","end":"13:29","startHours":12.480473978864355,"endHours":13.480473978864355,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:29","end":"14:29","startHours":13.480473978864355,"endHours":14.480473978864355,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:29","end":"15:29","startHours":14.480473978864355,"endHours":15.480473978864355,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:29","end":"16:29","startHours":15.480473978864355,"endHours":16.480473978864353,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:29","end":"17:29","startHours":16.480473978864353,"endHours":17.480473978864353,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:29","end":"18:29","startHours":17.480473978864353,"endHours":18.480473978864353,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:29","end":"19:29","startHours":18.480473978864353,"endHours":19.480473978864353,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:29","end":"20:29","startHours":19.480473978864353,"endHours":20.480473978864353,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:29","end":"21:29","startHours":20.480473978864353,"endHours":21.480473978864353,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:29","end":"22:29","startHours":21.480473978864353,"endHours":22.480473978864353,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:29","end":"23:29","startHours":22.480473978864353,"endHours":23.480473978864353,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:29","end":"00:29","startHours":23.480473978864353,"endHours":24.480473978864353,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:29","end":"01:29","startHours":24.480473978864353,"endHours":25.480473978864353,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:29","end":"02:29","startHours":25.480473978864353,"endHours":26.480473978864353,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:29","end":"03:29","startHours":26.480473978864353,"endHours":27.480473978864353,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:29","end":"04:29","startHours":27.480473978864353,"endHours":28.480473978864353,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:29","end":"05:29","startHours":28.480473978864353,"endHours":29.480473978864353,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"drikRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":19.570367933248797,"eotMinutes":3.6891821904695723,"ayanamsa":24.2075}},"calendars":{"vikram_samvat":2082,"vikram_samvatsara":"Kālayukta","saka_samvat":1947,"saka_samvatsara":"Viśvāvasu","bengali_samvat":1432,"malayalam_era":1201,"nanakshahi_year":556,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Ṣaṣṭhī · Vikram 2082 Kālayukta · Śaka 1947 Viśvāvasu"},"festivals":[{"id":"vrishabha-sankranti","name":"Vṛṣabha Saṅkrānti","name_sanskrit":"वृषभ सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Taurus.","vrata":false,"detection":{"sun_rashi":"Vṛṣabha"},"precedence":5}],"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":[]},"validity":{"eternal":false,"location_specific":"vrindavan"},"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, 2025 CE · Vṛndāvana · Vidhyamitra","description":"May 18, 2025 CE for Vṛndāvana: Kṛṣṇa Ṣaṣṭhī, sūryodaya 05:29, sūryāsta 19:03.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/2025-05-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/2025-05-18","sa":"https://sa.vidhyamitra.com/city/vrindavan/2025-05-18","hi":"https://hi.vidhyamitra.com/city/vrindavan/2025-05-18","x-default":"https://vidhyamitra.com/city/vrindavan/2025-05-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T16:26:16.576Z","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":"2026-05-14T16:26:16.576Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T16:26:16.577Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}