{"id":"vidhyamitra:city-day:vrindavan:2179-08-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/2179-08-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2179-08-18","date_display":"August 18, 2179 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":2179,"month":8,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2517152.770833,"kali_year":5281,"ahargana":1928687.2708,"sun":{"sidereal_longitude":117.7471,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":307.4782,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":189.7311,"elapsed_within_tithi_degrees":9.7311},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1,"moon_longitude":307.4782,"elapsed_within_degrees":0.8115},"yoga":{"number":5,"name":"Śobhana","sum_longitude":65.2253},"karana":{"half_tithi_index":31,"name":"Kaulava"},"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":2179,"month":8,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2517152.770833,"ahargana":1928687.2708,"kali_year":5281,"ayanamsa_lahiri":26.3623,"grahas":{"sun":{"sidereal_longitude":118.796311,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":306.24651100000005,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false,"latitude":4.4112},"mars":{"sidereal_longitude":135.04861100000005,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":132.585011,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":72.357911,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":129.37111100000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":65.047011,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":228.8669,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":48.8669,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":2179,"month":8,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2517152.770833,"kali_year":5281,"ahargana":1928687.2708,"sun":{"sidereal_longitude":117.7471,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":307.4782,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":189.7311,"elapsed_within_tithi_degrees":9.7311},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1,"moon_longitude":307.4782,"elapsed_within_degrees":0.8115},"yoga":{"number":5,"name":"Śobhana","sum_longitude":65.2253},"karana":{"half_tithi_index":31,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.411,"elongation":170.269},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.411,"opposition_distance":9.731}},"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":"05:51","sunsetLocal":"18:55","solarNoonLocal":"12:23","dayLengthHours":13.062562555453297,"dayLengthDisplay":"13 Hours 03 Mins 45 Secs","nightLengthDisplay":"10 Hours 56 Mins 15 Secs","moonriseLocal":"19:12","moonsetLocal":"06:33","rahuKala":{"name":"Rāhu Kāla","start":"12:23","end":"14:01","startHours":12.381514295348506,"endHours":14.014334614780168,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:29","end":"09:07","startHours":7.483053337053518,"endHours":9.115873656485181,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:45","end":"12:23","startHours":10.748693975916844,"endHours":12.381514295348506,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:54","end":"09:20","startHours":8.898164280560959,"endHours":9.333583032409402,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:24","end":"06:45","startHours":6.39450645743241,"endHours":6.7428414589111645,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:49","startHours":11.946095543500062,"endHours":12.81693304719695,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:07","end":"04:59","startHours":4.108558010228084,"endHours":4.9793955139249695,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:46","end":"05:51","startHours":4.761686138000748,"endHours":5.850233017621856,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:34","end":"15:26","startHours":14.55860805459072,"endHours":15.429445558287608,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:43","end":"19:07","startHours":18.712795573075155,"endHours":19.112795573075154,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:55","end":"19:27","startHours":18.912795573075154,"endHours":19.457069012885707,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:40","end":"20:25","startHours":18.662795573075154,"endHours":20.412795573075154,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:49","startHours":23.946095543500064,"endHours":24.816933047196947,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:51","end":"07:29","startHours":5.850233017621856,"endHours":7.483053337053518,"quality":"auspicious"},{"name":"Amṛta","start":"07:29","end":"09:07","startHours":7.483053337053518,"endHours":9.115873656485181,"quality":"auspicious"},{"name":"Kāla","start":"09:07","end":"10:45","startHours":9.115873656485181,"endHours":10.748693975916844,"quality":"inauspicious"},{"name":"Śubha","start":"10:45","end":"12:23","startHours":10.748693975916844,"endHours":12.381514295348506,"quality":"auspicious"},{"name":"Roga","start":"12:23","end":"14:01","startHours":12.381514295348506,"endHours":14.014334614780168,"quality":"inauspicious"},{"name":"Udveg","start":"14:01","end":"15:39","startHours":14.014334614780168,"endHours":15.64715493421183,"quality":"inauspicious"},{"name":"Chala","start":"15:39","end":"17:17","startHours":15.64715493421183,"endHours":17.279975253643492,"quality":"neutral"},{"name":"Labha","start":"17:17","end":"18:55","startHours":17.279975253643492,"endHours":18.912795573075154,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:55","end":"20:17","startHours":18.912795573075154,"endHours":20.279975253643492,"quality":"inauspicious"},{"name":"Chala","start":"20:17","end":"21:39","startHours":20.279975253643492,"endHours":21.64715493421183,"quality":"neutral"},{"name":"Labha","start":"21:39","end":"23:01","startHours":21.64715493421183,"endHours":23.014334614780168,"quality":"auspicious"},{"name":"Amṛta","start":"23:01","end":"00:23","startHours":23.014334614780168,"endHours":24.381514295348506,"quality":"auspicious"},{"name":"Kāla","start":"00:23","end":"01:45","startHours":24.381514295348506,"endHours":25.748693975916844,"quality":"inauspicious"},{"name":"Śubha","start":"01:45","end":"03:07","startHours":25.748693975916844,"endHours":27.11587365648518,"quality":"auspicious"},{"name":"Roga","start":"03:07","end":"04:29","startHours":27.11587365648518,"endHours":28.48305333705352,"quality":"inauspicious"},{"name":"Udveg","start":"04:29","end":"05:51","startHours":28.48305333705352,"endHours":29.850233017621857,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:51","end":"06:51","startHours":5.850233017621856,"endHours":6.850233017621856,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:51","end":"07:51","startHours":6.850233017621856,"endHours":7.850233017621856,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:51","end":"08:51","startHours":7.850233017621856,"endHours":8.850233017621857,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:51","end":"09:51","startHours":8.850233017621857,"endHours":9.850233017621857,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:51","end":"10:51","startHours":9.850233017621857,"endHours":10.850233017621857,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:51","end":"11:51","startHours":10.850233017621857,"endHours":11.850233017621857,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:51","end":"12:51","startHours":11.850233017621857,"endHours":12.850233017621857,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:51","end":"13:51","startHours":12.850233017621857,"endHours":13.850233017621857,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:51","end":"14:51","startHours":13.850233017621857,"endHours":14.850233017621857,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:51","end":"15:51","startHours":14.850233017621857,"endHours":15.850233017621857,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:51","end":"16:51","startHours":15.850233017621857,"endHours":16.850233017621857,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:51","end":"17:51","startHours":16.850233017621857,"endHours":17.850233017621857,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:51","end":"18:51","startHours":17.850233017621857,"endHours":18.850233017621857,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:51","end":"19:51","startHours":18.850233017621857,"endHours":19.850233017621857,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:51","end":"20:51","startHours":19.850233017621857,"endHours":20.850233017621857,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:51","end":"21:51","startHours":20.850233017621857,"endHours":21.850233017621857,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:51","end":"22:51","startHours":21.850233017621857,"endHours":22.850233017621857,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:51","end":"23:51","startHours":22.850233017621857,"endHours":23.850233017621857,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:51","end":"00:51","startHours":23.850233017621857,"endHours":24.850233017621857,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:51","end":"01:51","startHours":24.850233017621857,"endHours":25.850233017621857,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:51","end":"02:51","startHours":25.850233017621857,"endHours":26.850233017621857,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:51","end":"03:51","startHours":26.850233017621857,"endHours":27.850233017621857,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:51","end":"04:51","startHours":27.850233017621857,"endHours":28.850233017621857,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:51","end":"05:51","startHours":28.850233017621857,"endHours":29.850233017621857,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"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":"Śrīvatsa","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":13.133878916219999,"eotMinutes":-3.5280577209103767,"ayanamsa":26.3623}},"calendars":{"vikram_samvat":2236,"vikram_samvatsara":"Nandana","saka_samvat":2101,"saka_samvatsara":"Pramāthi","bengali_samvat":1586,"malayalam_era":1355,"nanakshahi_year":710,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Pratipada · Vikram 2236 Nandana · Śaka 2101 Pramāthi"},"festivals":[{"id":"pitra-paksha-start","name":"Pitṛ-Pakṣa Start","name_sanskrit":"पितृ पक्ष आरम्भ","tradition":"Pan-Hindu","associated_deity":"Pitṛ-gaṇa","significance":"Begin 16-day śrāddha period for ancestors. Bhādrapada Pūrṇimā next-day.","vrata":true,"detection":{"tithi_number":16,"tithi_paksha":"Kṛṣṇa","lunar_month":"Bhādrapada"},"precedence":2}],"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":"vrindavan"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga August 18, 2179 CE · Vṛndāvana · Vidhyamitra","description":"August 18, 2179 CE for Vṛndāvana: Kṛṣṇa Pratipada, sūryodaya 05:51, sūryāsta 18:55.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/2179-08-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/2179-08-18","sa":"https://sa.vidhyamitra.com/city/vrindavan/2179-08-18","hi":"https://hi.vidhyamitra.com/city/vrindavan/2179-08-18","x-default":"https://vidhyamitra.com/city/vrindavan/2179-08-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T15:53:49.535Z","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":"2026-05-31T15:53:49.535Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T15:53:49.535Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}