{"id":"vidhyamitra:city-day:vrindavan:2015-01-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/2015-01-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2015-01-17","date_display":"January 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":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457039.770833,"kali_year":5116,"ahargana":1868574.2708,"sun":{"sidereal_longitude":272.3906,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":226.6172,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":314.2266,"elapsed_within_tithi_degrees":2.2266},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":226.6172,"elapsed_within_degrees":13.2839},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":139.0078},"karana":{"half_tithi_index":52,"name":"Kaulava"},"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":2015,"month":1,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457039.770833,"ahargana":1868574.2708,"kali_year":5116,"ayanamsa_lahiri":24.0632,"grahas":{"sun":{"sidereal_longitude":272.52467,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":225.48676999999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false,"latitude":3.5771},"mars":{"sidereal_longitude":309.29277,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":291.00837,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":115.40057000000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":292.53297,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":218.05566999999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":173.9429,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":353.9429,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","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":2015,"month":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457039.770833,"kali_year":5116,"ahargana":1868574.2708,"sun":{"sidereal_longitude":272.3906,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":226.6172,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":314.2266,"elapsed_within_tithi_degrees":2.2266},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":226.6172,"elapsed_within_degrees":13.2839},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":139.0078},"karana":{"half_tithi_index":52,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.577,"elongation":45.773},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.577,"opposition_distance":134.227}},"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":"07:11","sunsetLocal":"17:48","solarNoonLocal":"12:29","dayLengthHours":10.608767572304188,"dayLengthDisplay":"10 Hours 36 Mins 32 Secs","nightLengthDisplay":"13 Hours 23 Mins 28 Secs","moonriseLocal":"04:07","moonsetLocal":"14:36","rahuKala":{"name":"Rāhu Kāla","start":"09:50","end":"11:10","startHours":9.837622919359099,"endHours":11.163718865897124,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:49","end":"15:09","startHours":13.815910758973171,"endHours":15.142006705511193,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:11","end":"08:31","startHours":7.1854310262830525,"endHours":8.511526972821077,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:40","end":"10:01","startHours":9.660810126487362,"endHours":10.014435712230837,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:38","end":"07:55","startHours":7.627463008462394,"endHours":7.910363477057173,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:08","end":"12:51","startHours":12.136189226691673,"endHours":12.843440398178618,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:46","end":"06:29","startHours":5.770928683309161,"endHours":6.478179854796107,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:18","end":"07:11","startHours":6.3013670619243705,"endHours":7.1854310262830525,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:15","end":"14:58","startHours":14.257942741152512,"endHours":14.965193912639458,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:36","end":"18:00","startHours":17.59419859858724,"endHours":17.99419859858724,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:48","end":"18:14","startHours":17.79419859858724,"endHours":18.23623058076658,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:33","end":"19:18","startHours":17.54419859858724,"endHours":19.29419859858724,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:08","end":"00:51","startHours":24.136189226691673,"endHours":24.84344039817862,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:11","end":"08:31","startHours":7.1854310262830525,"endHours":8.511526972821077,"quality":"inauspicious"},{"name":"Śubha","start":"08:31","end":"09:50","startHours":8.511526972821077,"endHours":9.837622919359099,"quality":"auspicious"},{"name":"Roga","start":"09:50","end":"11:10","startHours":9.837622919359099,"endHours":11.163718865897124,"quality":"inauspicious"},{"name":"Udveg","start":"11:10","end":"12:29","startHours":11.163718865897124,"endHours":12.489814812435146,"quality":"inauspicious"},{"name":"Chala","start":"12:29","end":"13:49","startHours":12.489814812435146,"endHours":13.815910758973171,"quality":"neutral"},{"name":"Labha","start":"13:49","end":"15:09","startHours":13.815910758973171,"endHours":15.142006705511193,"quality":"auspicious"},{"name":"Amṛta","start":"15:09","end":"16:28","startHours":15.142006705511193,"endHours":16.468102652049218,"quality":"auspicious"},{"name":"Kāla","start":"16:28","end":"17:48","startHours":16.468102652049218,"endHours":17.79419859858724,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:48","end":"19:28","startHours":17.79419859858724,"endHours":19.468102652049218,"quality":"auspicious"},{"name":"Amṛta","start":"19:28","end":"21:09","startHours":19.468102652049218,"endHours":21.142006705511193,"quality":"auspicious"},{"name":"Kāla","start":"21:09","end":"22:49","startHours":21.142006705511193,"endHours":22.815910758973168,"quality":"inauspicious"},{"name":"Śubha","start":"22:49","end":"00:29","startHours":22.815910758973168,"endHours":24.489814812435146,"quality":"auspicious"},{"name":"Roga","start":"00:29","end":"02:10","startHours":24.489814812435146,"endHours":26.163718865897124,"quality":"inauspicious"},{"name":"Udveg","start":"02:10","end":"03:50","startHours":26.163718865897124,"endHours":27.8376229193591,"quality":"inauspicious"},{"name":"Chala","start":"03:50","end":"05:31","startHours":27.8376229193591,"endHours":29.511526972821073,"quality":"neutral"},{"name":"Labha","start":"05:31","end":"07:11","startHours":29.511526972821073,"endHours":31.18543102628305,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:11","end":"08:11","startHours":7.1854310262830525,"endHours":8.185431026283052,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:11","end":"09:11","startHours":8.185431026283052,"endHours":9.185431026283052,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:11","end":"10:11","startHours":9.185431026283052,"endHours":10.185431026283052,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:11","end":"11:11","startHours":10.185431026283052,"endHours":11.185431026283052,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:11","end":"12:11","startHours":11.185431026283052,"endHours":12.185431026283052,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:11","end":"13:11","startHours":12.185431026283052,"endHours":13.185431026283052,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:11","end":"14:11","startHours":13.185431026283052,"endHours":14.185431026283052,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:11","end":"15:11","startHours":14.185431026283052,"endHours":15.185431026283052,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:11","end":"16:11","startHours":15.185431026283052,"endHours":16.18543102628305,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:11","end":"17:11","startHours":16.18543102628305,"endHours":17.18543102628305,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:11","end":"18:11","startHours":17.18543102628305,"endHours":18.18543102628305,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:11","end":"19:11","startHours":18.18543102628305,"endHours":19.18543102628305,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:11","end":"20:11","startHours":19.18543102628305,"endHours":20.18543102628305,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:11","end":"21:11","startHours":20.18543102628305,"endHours":21.18543102628305,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:11","end":"22:11","startHours":21.18543102628305,"endHours":22.18543102628305,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:11","end":"23:11","startHours":22.18543102628305,"endHours":23.18543102628305,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:11","end":"00:11","startHours":23.18543102628305,"endHours":24.18543102628305,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:11","end":"01:11","startHours":24.18543102628305,"endHours":25.18543102628305,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:11","end":"02:11","startHours":25.18543102628305,"endHours":26.18543102628305,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:11","end":"03:11","startHours":26.18543102628305,"endHours":27.18543102628305,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:11","end":"04:11","startHours":27.18543102628305,"endHours":28.18543102628305,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:11","end":"05:11","startHours":28.18543102628305,"endHours":29.18543102628305,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:11","end":"06:11","startHours":29.18543102628305,"endHours":30.18543102628305,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:11","end":"07:11","startHours":30.18543102628305,"endHours":31.18543102628305,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-East","rahuVasa":"East","anandadiYoga":{"name":"Mānasa","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-20.834626746627567,"eotMinutes":-10.026088746108654,"ayanamsa":24.0632}},"calendars":{"vikram_samvat":2072,"vikram_samvatsara":"Kīlaka","saka_samvat":1937,"saka_samvatsara":"Manmatha","bengali_samvat":1422,"malayalam_era":1191,"nanakshahi_year":546,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Dvādaśī · Vikram 2072 Kīlaka · Śaka 1937 Manmatha"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"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":[]},"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 January 17, 2015 CE · Vṛndāvana · Vidhyamitra","description":"January 17, 2015 CE for Vṛndāvana: Kṛṣṇa Dvādaśī, sūryodaya 07:11, sūryāsta 17:48.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/2015-01-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/2015-01-17","sa":"https://sa.vidhyamitra.com/city/vrindavan/2015-01-17","hi":"https://hi.vidhyamitra.com/city/vrindavan/2015-01-17","x-default":"https://vidhyamitra.com/city/vrindavan/2015-01-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T08:09:12.099Z","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":"2026-05-15T08:09:12.099Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T08:09:12.099Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}