{"id":"vidhyamitra:city-day:vrindavan:2165-05-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/2165-05-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2165-05-18","date_display":"May 18, 2165 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":2165,"month":5,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2511947.770833,"kali_year":5267,"ahargana":1923482.2708,"sun":{"sidereal_longitude":30.9388,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":120.6676,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":89.7288,"elapsed_within_tithi_degrees":5.7288},"nakshatra":{"number":10,"name":"Maghā","pada":1,"moon_longitude":120.6676,"elapsed_within_degrees":0.6676},"yoga":{"number":12,"name":"Dhruva","sum_longitude":151.6064},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2165,"month":5,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2511947.770833,"ahargana":1923482.2708,"kali_year":5267,"ayanamsa_lahiri":26.1632,"grahas":{"sun":{"sidereal_longitude":31.350279999999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":120.74968000000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false,"latitude":-1.8277},"mars":{"sidereal_longitude":336.06998,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":46.72288000000003,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":354.17518,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":53.16917999999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":249.66868,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":144.6528,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":324.6528,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"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":2165,"month":5,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2511947.770833,"kali_year":5267,"ahargana":1923482.2708,"sun":{"sidereal_longitude":30.9388,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":120.6676,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":89.7288,"elapsed_within_tithi_degrees":5.7288},"nakshatra":{"number":10,"name":"Maghā","pada":1,"moon_longitude":120.6676,"elapsed_within_degrees":0.6676},"yoga":{"number":12,"name":"Dhruva","sum_longitude":151.6064},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.828,"elongation":89.729},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.828,"opposition_distance":90.271}},"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":13.5641149183581,"dayLengthDisplay":"13 Hours 33 Mins 51 Secs","nightLengthDisplay":"10 Hours 26 Mins 09 Secs","moonriseLocal":"11:44","moonsetLocal":"00:43","rahuKala":{"name":"Rāhu Kāla","start":"08:52","end":"10:34","startHours":8.870198233902649,"endHours":10.565712598697413,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:57","end":"15:39","startHours":13.956741328286938,"endHours":15.652255693081699,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:29","end":"07:10","startHours":5.479169504313124,"endHours":7.174683869107887,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:39","end":"09:06","startHours":8.644129651930015,"endHours":9.096266815875286,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:03","end":"06:24","startHours":6.044340959244712,"endHours":6.406050690400928,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:43","startHours":11.809089799546904,"endHours":12.713364127437444,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:40","end":"04:34","startHours":3.670620848532044,"endHours":4.574895176422585,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:21","end":"05:29","startHours":4.34882659444995,"endHours":5.479169504313124,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:31","end":"15:26","startHours":14.521912783218525,"endHours":15.426187111109066,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:51","end":"19:15","startHours":18.843284422671225,"endHours":19.243284422671223,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:03","end":"19:37","startHours":19.043284422671224,"endHours":19.60845587760281,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:48","end":"20:33","startHours":18.793284422671224,"endHours":20.543284422671224,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:43","startHours":23.809089799546904,"endHours":24.713364127437444,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:29","end":"07:10","startHours":5.479169504313124,"endHours":7.174683869107887,"quality":"inauspicious"},{"name":"Śubha","start":"07:10","end":"08:52","startHours":7.174683869107887,"endHours":8.870198233902649,"quality":"auspicious"},{"name":"Roga","start":"08:52","end":"10:34","startHours":8.870198233902649,"endHours":10.565712598697413,"quality":"inauspicious"},{"name":"Udveg","start":"10:34","end":"12:16","startHours":10.565712598697413,"endHours":12.261226963492174,"quality":"inauspicious"},{"name":"Chala","start":"12:16","end":"13:57","startHours":12.261226963492174,"endHours":13.956741328286938,"quality":"neutral"},{"name":"Labha","start":"13:57","end":"15:39","startHours":13.956741328286938,"endHours":15.652255693081699,"quality":"auspicious"},{"name":"Amṛta","start":"15:39","end":"17:21","startHours":15.652255693081699,"endHours":17.347770057876463,"quality":"auspicious"},{"name":"Kāla","start":"17:21","end":"19:03","startHours":17.347770057876463,"endHours":19.043284422671224,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:03","end":"20:21","startHours":19.043284422671224,"endHours":20.34777005787646,"quality":"auspicious"},{"name":"Amṛta","start":"20:21","end":"21:39","startHours":20.34777005787646,"endHours":21.6522556930817,"quality":"auspicious"},{"name":"Kāla","start":"21:39","end":"22:57","startHours":21.6522556930817,"endHours":22.956741328286938,"quality":"inauspicious"},{"name":"Śubha","start":"22:57","end":"00:16","startHours":22.956741328286938,"endHours":24.261226963492174,"quality":"auspicious"},{"name":"Roga","start":"00:16","end":"01:34","startHours":24.261226963492174,"endHours":25.56571259869741,"quality":"inauspicious"},{"name":"Udveg","start":"01:34","end":"02:52","startHours":25.56571259869741,"endHours":26.87019823390265,"quality":"inauspicious"},{"name":"Chala","start":"02:52","end":"04:10","startHours":26.87019823390265,"endHours":28.174683869107888,"quality":"neutral"},{"name":"Labha","start":"04:10","end":"05:29","startHours":28.174683869107888,"endHours":29.479169504313123,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:29","end":"06:29","startHours":5.479169504313124,"endHours":6.479169504313124,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:29","end":"07:29","startHours":6.479169504313124,"endHours":7.479169504313124,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:29","end":"08:29","startHours":7.479169504313124,"endHours":8.479169504313123,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:29","end":"09:29","startHours":8.479169504313123,"endHours":9.479169504313123,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:29","end":"10:29","startHours":9.479169504313123,"endHours":10.479169504313123,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:29","end":"11:29","startHours":10.479169504313123,"endHours":11.479169504313123,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:29","end":"12:29","startHours":11.479169504313123,"endHours":12.479169504313123,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:29","end":"13:29","startHours":12.479169504313123,"endHours":13.479169504313123,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:29","end":"14:29","startHours":13.479169504313123,"endHours":14.479169504313123,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:29","end":"15:29","startHours":14.479169504313123,"endHours":15.479169504313123,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:29","end":"16:29","startHours":15.479169504313123,"endHours":16.479169504313123,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:29","end":"17:29","startHours":16.479169504313123,"endHours":17.479169504313123,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:29","end":"18:29","startHours":17.479169504313123,"endHours":18.479169504313123,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:29","end":"19:29","startHours":18.479169504313123,"endHours":19.479169504313123,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:29","end":"20:29","startHours":19.479169504313123,"endHours":20.479169504313123,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:29","end":"21:29","startHours":20.479169504313123,"endHours":21.479169504313123,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:29","end":"22:29","startHours":21.479169504313123,"endHours":22.479169504313123,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:29","end":"23:29","startHours":22.479169504313123,"endHours":23.479169504313123,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:29","end":"00:29","startHours":23.479169504313123,"endHours":24.479169504313123,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:29","end":"01:29","startHours":24.479169504313123,"endHours":25.479169504313123,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:29","end":"02:29","startHours":25.479169504313123,"endHours":26.479169504313123,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:29","end":"03:29","startHours":26.479169504313123,"endHours":27.479169504313123,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:29","end":"04:29","startHours":27.479169504313123,"endHours":28.479169504313123,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:29","end":"05:29","startHours":28.479169504313123,"endHours":29.479169504313123,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"West","rahuVasa":"East","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":19.602606398502793,"eotMinutes":3.6891821904695723,"ayanamsa":26.1632}},"calendars":{"vikram_samvat":2222,"vikram_samvatsara":"Bahudhānya","saka_samvat":2087,"saka_samvatsara":"Krodhana","bengali_samvat":1572,"malayalam_era":1341,"nanakshahi_year":696,"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 Aṣṭamī · Vikram 2222 Bahudhānya · Śaka 2087 Krodhana"},"festivals":[],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","relevance":0.5}]},"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, 2165 CE · Vṛndāvana · Vidhyamitra","description":"May 18, 2165 CE for Vṛndāvana: Śukla Aṣṭamī, sūryodaya 05:29, sūryāsta 19:03.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/2165-05-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/2165-05-18","sa":"https://sa.vidhyamitra.com/city/vrindavan/2165-05-18","hi":"https://hi.vidhyamitra.com/city/vrindavan/2165-05-18","x-default":"https://vidhyamitra.com/city/vrindavan/2165-05-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T22:48:17.191Z","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":"2026-06-02T22:48:17.191Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T22:48:17.191Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}