{"id":"vidhyamitra:city-day:vrindavan:2015-02-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/2015-02-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2015-02-17","date_display":"February 17, 2015 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":2015,"month":2,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457070.770833,"kali_year":5116,"ahargana":1868605.2708,"sun":{"sidereal_longitude":304.05,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":277.2278,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":333.1778,"elapsed_within_tithi_degrees":9.1778},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":277.2278,"elapsed_within_degrees":10.5612},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":221.2779},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2015,"month":2,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457070.770833,"ahargana":1868605.2708,"kali_year":5116,"ayanamsa_lahiri":24.0643,"grahas":{"sun":{"sidereal_longitude":303.97858499999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":276.377785,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false,"latitude":4.3478},"mars":{"sidereal_longitude":333.38618499999995,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":278.56728499999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":111.43318499999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":331.03968499999996,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":220.07478500000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":172.3004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":352.3004,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","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":2015,"month":2,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457070.770833,"kali_year":5116,"ahargana":1868605.2708,"sun":{"sidereal_longitude":304.05,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":277.2278,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":333.1778,"elapsed_within_tithi_degrees":9.1778},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":277.2278,"elapsed_within_degrees":10.5612},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":221.2779},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.348,"elongation":26.822},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.348,"opposition_distance":153.178}},"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":"06:56","sunsetLocal":"18:12","solarNoonLocal":"12:34","dayLengthHours":11.268295328791474,"dayLengthDisplay":"11 Hours 16 Mins 06 Secs","nightLengthDisplay":"12 Hours 43 Mins 54 Secs","moonriseLocal":"05:25","moonsetLocal":"16:02","rahuKala":{"name":"Rāhu Kāla","start":"15:23","end":"16:47","startHours":15.381329971386805,"endHours":16.789866887485736,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:45","end":"11:09","startHours":9.747182306991068,"endHours":11.155719223090001,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:34","end":"13:58","startHours":12.564256139188934,"endHours":13.97279305528787,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:34","end":"09:56","startHours":9.559377384844542,"endHours":9.934987229137592,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:24","end":"07:42","startHours":7.39962078015951,"endHours":7.700108655593949,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:11","end":"12:56","startHours":12.188646294895886,"endHours":12.939865983481983,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:26","end":"06:11","startHours":5.427669097621002,"endHours":6.1788887862071,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:59","end":"06:56","startHours":5.991083864060576,"endHours":6.930108474793198,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:27","end":"15:12","startHours":14.442305360654181,"endHours":15.19352504924028,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:00","end":"18:24","startHours":17.998403803584672,"endHours":18.39840380358467,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:12","end":"18:40","startHours":18.19840380358467,"endHours":18.667916108950983,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:57","end":"19:42","startHours":17.94840380358467,"endHours":19.69840380358467,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:11","end":"00:56","startHours":24.188646294895886,"endHours":24.939865983481983,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:56","end":"08:20","startHours":6.930108474793198,"endHours":8.338645390892133,"quality":"inauspicious"},{"name":"Udveg","start":"08:20","end":"09:45","startHours":8.338645390892133,"endHours":9.747182306991068,"quality":"inauspicious"},{"name":"Chala","start":"09:45","end":"11:09","startHours":9.747182306991068,"endHours":11.155719223090001,"quality":"neutral"},{"name":"Labha","start":"11:09","end":"12:34","startHours":11.155719223090001,"endHours":12.564256139188934,"quality":"auspicious"},{"name":"Amṛta","start":"12:34","end":"13:58","startHours":12.564256139188934,"endHours":13.97279305528787,"quality":"auspicious"},{"name":"Kāla","start":"13:58","end":"15:23","startHours":13.97279305528787,"endHours":15.381329971386805,"quality":"inauspicious"},{"name":"Śubha","start":"15:23","end":"16:47","startHours":15.381329971386805,"endHours":16.789866887485736,"quality":"auspicious"},{"name":"Roga","start":"16:47","end":"18:12","startHours":16.789866887485736,"endHours":18.19840380358467,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:12","end":"19:47","startHours":18.19840380358467,"endHours":19.789866887485736,"quality":"inauspicious"},{"name":"Śubha","start":"19:47","end":"21:23","startHours":19.789866887485736,"endHours":21.381329971386805,"quality":"auspicious"},{"name":"Roga","start":"21:23","end":"22:58","startHours":21.381329971386805,"endHours":22.97279305528787,"quality":"inauspicious"},{"name":"Udveg","start":"22:58","end":"00:34","startHours":22.97279305528787,"endHours":24.564256139188934,"quality":"inauspicious"},{"name":"Chala","start":"00:34","end":"02:09","startHours":24.564256139188934,"endHours":26.15571922309,"quality":"neutral"},{"name":"Labha","start":"02:09","end":"03:45","startHours":26.15571922309,"endHours":27.747182306991064,"quality":"auspicious"},{"name":"Amṛta","start":"03:45","end":"05:20","startHours":27.747182306991064,"endHours":29.338645390892133,"quality":"auspicious"},{"name":"Kāla","start":"05:20","end":"06:56","startHours":29.338645390892133,"endHours":30.930108474793197,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:56","end":"07:56","startHours":6.930108474793198,"endHours":7.930108474793198,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:56","end":"08:56","startHours":7.930108474793198,"endHours":8.930108474793197,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:56","end":"09:56","startHours":8.930108474793197,"endHours":9.930108474793197,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:56","end":"10:56","startHours":9.930108474793197,"endHours":10.930108474793197,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:56","end":"11:56","startHours":10.930108474793197,"endHours":11.930108474793197,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:56","end":"12:56","startHours":11.930108474793197,"endHours":12.930108474793197,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:56","end":"13:56","startHours":12.930108474793197,"endHours":13.930108474793197,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:56","end":"14:56","startHours":13.930108474793197,"endHours":14.930108474793197,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:56","end":"15:56","startHours":14.930108474793197,"endHours":15.930108474793197,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:56","end":"16:56","startHours":15.930108474793197,"endHours":16.930108474793197,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:56","end":"17:56","startHours":16.930108474793197,"endHours":17.930108474793197,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:56","end":"18:56","startHours":17.930108474793197,"endHours":18.930108474793197,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:56","end":"19:56","startHours":18.930108474793197,"endHours":19.930108474793197,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:56","end":"20:56","startHours":19.930108474793197,"endHours":20.930108474793197,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:56","end":"21:56","startHours":20.930108474793197,"endHours":21.930108474793197,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:56","end":"22:56","startHours":21.930108474793197,"endHours":22.930108474793197,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:56","end":"23:56","startHours":22.930108474793197,"endHours":23.930108474793197,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:56","end":"00:56","startHours":23.930108474793197,"endHours":24.930108474793197,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:56","end":"01:56","startHours":24.930108474793197,"endHours":25.930108474793197,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:56","end":"02:56","startHours":25.930108474793197,"endHours":26.930108474793197,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:56","end":"03:56","startHours":26.930108474793197,"endHours":27.930108474793197,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:56","end":"04:56","startHours":27.930108474793197,"endHours":28.930108474793197,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:56","end":"05:56","startHours":28.930108474793197,"endHours":29.930108474793197,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:56","end":"06:56","startHours":29.930108474793197,"endHours":30.930108474793197,"planetary_lord":"Saturn"}],"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":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"North","anandadiYoga":{"name":"Ānanda","quality":"Auspicious"},"drikRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-12.152450633500314,"eotMinutes":-14.492568351336082,"ayanamsa":24.0643}},"calendars":{"vikram_samvat":2072,"vikram_samvatsara":"Kīlaka","saka_samvat":1937,"saka_samvatsara":"Manmatha","bengali_samvat":1422,"malayalam_era":1191,"nanakshahi_year":546,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Trayodaśī · Vikram 2072 Kīlaka · Śaka 1937 Manmatha"},"festivals":[{"id":"kumbha-sankranti","name":"Kumbha Saṅkrānti","name_sanskrit":"कुम्भ सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aquarius; Kumbha-māsa begins.","vrata":false,"detection":{"sun_rashi":"Kumbha"},"precedence":5},{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 February 17, 2015 CE · Vṛndāvana · Vidhyamitra","description":"February 17, 2015 CE for Vṛndāvana: Kṛṣṇa Trayodaśī, sūryodaya 06:56, sūryāsta 18:12.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/2015-02-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/2015-02-17","sa":"https://sa.vidhyamitra.com/city/vrindavan/2015-02-17","hi":"https://hi.vidhyamitra.com/city/vrindavan/2015-02-17","x-default":"https://vidhyamitra.com/city/vrindavan/2015-02-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T12:58:06.906Z","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":"2026-05-15T12:58:06.906Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T12:58:06.906Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}