{"id":"vidhyamitra:city-day:vrindavan:2009-08-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/2009-08-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2009-08-17","date_display":"August 17, 2009 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":2009,"month":8,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455060.770833,"kali_year":5111,"ahargana":1866595.2708,"sun":{"sidereal_longitude":119.6483,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":75.0228,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":315.3745,"elapsed_within_tithi_degrees":3.3745},"nakshatra":{"number":6,"name":"Ārdrā","pada":3,"moon_longitude":75.0228,"elapsed_within_degrees":8.3561},"yoga":{"number":15,"name":"Vajra","sum_longitude":194.6711},"karana":{"half_tithi_index":52,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2009,"month":8,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455060.770833,"ahargana":1866595.2708,"kali_year":5111,"ayanamsa_lahiri":23.9875,"grahas":{"sun":{"sidereal_longitude":120.29428200000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":73.08798200000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false,"latitude":1.8127},"mars":{"sidereal_longitude":60.278381999999965,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":146.349082,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":298.127782,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":84.45928200000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":146.90398199999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":278.7999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":98.7999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":2009,"month":8,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455060.770833,"kali_year":5111,"ahargana":1866595.2708,"sun":{"sidereal_longitude":119.6483,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":75.0228,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":315.3745,"elapsed_within_tithi_degrees":3.3745},"nakshatra":{"number":6,"name":"Ārdrā","pada":3,"moon_longitude":75.0228,"elapsed_within_degrees":8.3561},"yoga":{"number":15,"name":"Vajra","sum_longitude":194.6711},"karana":{"half_tithi_index":52,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.813,"elongation":44.626},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.813,"opposition_distance":135.374}},"eclipse_window_40days":[{"offset_days":-11,"type":"lunar","occurs":true,"moon_latitude":0.825,"opposition_distance":0.804}]},"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":"18:56","solarNoonLocal":"12:23","dayLengthHours":13.08442671212451,"dayLengthDisplay":"13 Hours 05 Mins 04 Secs","nightLengthDisplay":"10 Hours 54 Mins 56 Secs","moonriseLocal":"02:20","moonsetLocal":"16:09","rahuKala":{"name":"Rāhu Kāla","start":"07:29","end":"09:07","startHours":7.478613008855277,"endHours":9.11416634787084,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:45","end":"12:23","startHours":10.749719686886404,"endHours":12.385273025901967,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:01","end":"15:39","startHours":14.02082636491753,"endHours":15.656379703933094,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:54","end":"09:20","startHours":8.896092569335432,"endHours":9.332240126406248,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:23","end":"06:44","startHours":6.388244116178234,"endHours":6.737162161834888,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:57","end":"12:49","startHours":11.94912546883115,"endHours":12.821420582972783,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:06","end":"04:58","startHours":4.098469441556444,"endHours":4.970764555698079,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:45","end":"05:51","startHours":4.7526907771626705,"endHours":5.843059669839713,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:34","end":"15:26","startHours":14.566010811256053,"endHours":15.438305925397687,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:44","end":"19:08","startHours":18.727486381964223,"endHours":19.12748638196422,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:56","end":"19:28","startHours":18.927486381964222,"endHours":19.472670828302743,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:41","end":"20:26","startHours":18.677486381964222,"endHours":20.427486381964222,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:57","end":"00:49","startHours":23.94912546883115,"endHours":24.821420582972785,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:51","end":"07:29","startHours":5.843059669839713,"endHours":7.478613008855277,"quality":"auspicious"},{"name":"Kāla","start":"07:29","end":"09:07","startHours":7.478613008855277,"endHours":9.11416634787084,"quality":"inauspicious"},{"name":"Śubha","start":"09:07","end":"10:45","startHours":9.11416634787084,"endHours":10.749719686886404,"quality":"auspicious"},{"name":"Roga","start":"10:45","end":"12:23","startHours":10.749719686886404,"endHours":12.385273025901967,"quality":"inauspicious"},{"name":"Udveg","start":"12:23","end":"14:01","startHours":12.385273025901967,"endHours":14.02082636491753,"quality":"inauspicious"},{"name":"Chala","start":"14:01","end":"15:39","startHours":14.02082636491753,"endHours":15.656379703933094,"quality":"neutral"},{"name":"Labha","start":"15:39","end":"17:18","startHours":15.656379703933094,"endHours":17.291933042948656,"quality":"auspicious"},{"name":"Amṛta","start":"17:18","end":"18:56","startHours":17.291933042948656,"endHours":18.927486381964222,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:56","end":"20:18","startHours":18.927486381964222,"endHours":20.29193304294866,"quality":"neutral"},{"name":"Labha","start":"20:18","end":"21:39","startHours":20.29193304294866,"endHours":21.656379703933094,"quality":"auspicious"},{"name":"Amṛta","start":"21:39","end":"23:01","startHours":21.656379703933094,"endHours":23.020826364917532,"quality":"auspicious"},{"name":"Kāla","start":"23:01","end":"00:23","startHours":23.020826364917532,"endHours":24.385273025901967,"quality":"inauspicious"},{"name":"Śubha","start":"00:23","end":"01:45","startHours":24.385273025901967,"endHours":25.749719686886404,"quality":"auspicious"},{"name":"Roga","start":"01:45","end":"03:07","startHours":25.749719686886404,"endHours":27.114166347870842,"quality":"inauspicious"},{"name":"Udveg","start":"03:07","end":"04:29","startHours":27.114166347870842,"endHours":28.478613008855277,"quality":"inauspicious"},{"name":"Chala","start":"04:29","end":"05:51","startHours":28.478613008855277,"endHours":29.84305966983971,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:51","end":"06:51","startHours":5.843059669839713,"endHours":6.843059669839713,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:51","end":"07:51","startHours":6.843059669839713,"endHours":7.843059669839713,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:51","end":"08:51","startHours":7.843059669839713,"endHours":8.843059669839713,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:51","end":"09:51","startHours":8.843059669839713,"endHours":9.843059669839713,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:51","end":"10:51","startHours":9.843059669839713,"endHours":10.843059669839713,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:51","end":"11:51","startHours":10.843059669839713,"endHours":11.843059669839713,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:51","end":"12:51","startHours":11.843059669839713,"endHours":12.843059669839713,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:51","end":"13:51","startHours":12.843059669839713,"endHours":13.843059669839713,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:51","end":"14:51","startHours":13.843059669839713,"endHours":14.843059669839713,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:51","end":"15:51","startHours":14.843059669839713,"endHours":15.843059669839713,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:51","end":"16:51","startHours":15.843059669839713,"endHours":16.84305966983971,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:51","end":"17:51","startHours":16.84305966983971,"endHours":17.84305966983971,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:51","end":"18:51","startHours":17.84305966983971,"endHours":18.84305966983971,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:51","end":"19:51","startHours":18.84305966983971,"endHours":19.84305966983971,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:51","end":"20:51","startHours":19.84305966983971,"endHours":20.84305966983971,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:51","end":"21:51","startHours":20.84305966983971,"endHours":21.84305966983971,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:51","end":"22:51","startHours":21.84305966983971,"endHours":22.84305966983971,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:51","end":"23:51","startHours":22.84305966983971,"endHours":23.84305966983971,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:51","end":"00:51","startHours":23.84305966983971,"endHours":24.84305966983971,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:51","end":"01:51","startHours":24.84305966983971,"endHours":25.84305966983971,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:51","end":"02:51","startHours":25.84305966983971,"endHours":26.84305966983971,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:51","end":"03:51","startHours":26.84305966983971,"endHours":27.84305966983971,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:51","end":"04:51","startHours":27.84305966983971,"endHours":28.84305966983971,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:51","end":"05:51","startHours":28.84305966983971,"endHours":29.84305966983971,"planetary_lord":"Venus"}],"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","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":13.42639225237032,"eotMinutes":-3.7535815541179196,"ayanamsa":23.9875}},"calendars":{"vikram_samvat":2066,"vikram_samvatsara":"Śubhakṛt","saka_samvat":1931,"saka_samvatsara":"Virodhi","bengali_samvat":1416,"malayalam_era":1185,"nanakshahi_year":540,"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":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Dvādaśī · Vikram 2066 Śubhakṛt · Śaka 1931 Virodhi"},"festivals":[{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi_ingress":"Siṃha"},"precedence":5}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 17, 2009 CE · Vṛndāvana · Vidhyamitra","description":"August 17, 2009 CE for Vṛndāvana: Kṛṣṇa Dvādaśī, sūryodaya 05:51, sūryāsta 18:56.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/2009-08-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/2009-08-17","sa":"https://sa.vidhyamitra.com/city/vrindavan/2009-08-17","hi":"https://hi.vidhyamitra.com/city/vrindavan/2009-08-17","x-default":"https://vidhyamitra.com/city/vrindavan/2009-08-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T03:46:54.862Z","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":"2026-06-01T03:46:54.862Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T03:46:54.862Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}