{"id":"vidhyamitra:city-day:howrah:2017-02-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2017-02-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2017-02-17","date_display":"February 17, 2017 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":2017,"month":2,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457801.770833,"kali_year":5118,"ahargana":1869336.2708,"sun":{"sidereal_longitude":304.5393,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":196.1337,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":251.5944,"elapsed_within_tithi_degrees":11.5944},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":196.1337,"elapsed_within_degrees":9.467},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":140.673},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2017,"month":2,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457801.770833,"ahargana":1869336.2708,"kali_year":5118,"ayanamsa_lahiri":24.0923,"grahas":{"sun":{"sidereal_longitude":304.470156,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":195.15555599999993,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false,"latitude":3.993},"mars":{"sidereal_longitude":350.339956,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":290.67725599999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":178.38345600000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":344.604456,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":true},"saturn":{"sidereal_longitude":241.663456,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":133.5685,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":313.5685,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","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":2017,"month":2,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457801.770833,"kali_year":5118,"ahargana":1869336.2708,"sun":{"sidereal_longitude":304.5393,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":196.1337,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":251.5944,"elapsed_within_tithi_degrees":11.5944},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":196.1337,"elapsed_within_degrees":9.467},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":140.673},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.993,"elongation":108.406},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.993,"opposition_distance":71.594}},"eclipse_window_40days":[{"offset_days":-6,"type":"lunar","occurs":true,"moon_latitude":-1.052,"opposition_distance":1.908}]},"city":{"slug":"howrah","name":"Howrah, West Bengal","lat":22.5958,"lon":88.2636,"tz_offset_hours":5.5,"state":"West Bengal","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"howrah","name":"Howrah, West Bengal","lat":22.5958,"lon":88.2636,"tz_offset_hours":5.5,"state":"West Bengal","country":"IN","tier":"tier-1"},"sunriseLocal":"06:08","sunsetLocal":"17:35","solarNoonLocal":"11:51","dayLengthHours":11.448289984208035,"dayLengthDisplay":"11 Hours 26 Mins 54 Secs","nightLengthDisplay":"12 Hours 33 Mins 06 Secs","moonriseLocal":"22:56","moonsetLocal":"10:12","rahuKala":{"name":"Rāhu Kāla","start":"10:26","end":"11:51","startHours":10.426266557829598,"endHours":11.857302805855602,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:43","end":"16:09","startHours":14.719375301907611,"endHours":16.150411549933615,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:34","end":"09:00","startHours":7.564194061777588,"endHours":8.995230309803592,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:48","end":"09:11","startHours":8.804425476733458,"endHours":9.186035142873727,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:37","end":"06:55","startHours":6.610169896426919,"endHours":6.915457629339134,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:29","end":"12:14","startHours":11.475693139715334,"endHours":12.238912471995869,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:36","end":"05:22","startHours":4.606719149190512,"endHours":5.369938481471048,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:11","end":"06:08","startHours":5.1791336484009145,"endHours":6.133157813751584,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:46","end":"14:32","startHours":13.76535113655694,"endHours":14.528570468837476,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:23","end":"17:47","startHours":17.38144779795962,"endHours":17.78144779795962,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:35","end":"18:04","startHours":17.58144779795962,"endHours":18.058459880634953,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:20","end":"19:05","startHours":17.33144779795962,"endHours":19.08144779795962,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:29","end":"00:14","startHours":23.475693139715336,"endHours":24.23891247199587,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:08","end":"07:34","startHours":6.133157813751584,"endHours":7.564194061777588,"quality":"neutral"},{"name":"Labha","start":"07:34","end":"09:00","startHours":7.564194061777588,"endHours":8.995230309803592,"quality":"auspicious"},{"name":"Amṛta","start":"09:00","end":"10:26","startHours":8.995230309803592,"endHours":10.426266557829598,"quality":"auspicious"},{"name":"Kāla","start":"10:26","end":"11:51","startHours":10.426266557829598,"endHours":11.857302805855602,"quality":"inauspicious"},{"name":"Śubha","start":"11:51","end":"13:17","startHours":11.857302805855602,"endHours":13.288339053881606,"quality":"auspicious"},{"name":"Roga","start":"13:17","end":"14:43","startHours":13.288339053881606,"endHours":14.719375301907611,"quality":"inauspicious"},{"name":"Udveg","start":"14:43","end":"16:09","startHours":14.719375301907611,"endHours":16.150411549933615,"quality":"inauspicious"},{"name":"Chala","start":"16:09","end":"17:35","startHours":16.150411549933615,"endHours":17.58144779795962,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:35","end":"19:09","startHours":17.58144779795962,"endHours":19.150411549933615,"quality":"inauspicious"},{"name":"Udveg","start":"19:09","end":"20:43","startHours":19.150411549933615,"endHours":20.71937530190761,"quality":"inauspicious"},{"name":"Chala","start":"20:43","end":"22:17","startHours":20.71937530190761,"endHours":22.288339053881607,"quality":"neutral"},{"name":"Labha","start":"22:17","end":"23:51","startHours":22.288339053881607,"endHours":23.857302805855603,"quality":"auspicious"},{"name":"Amṛta","start":"23:51","end":"01:26","startHours":23.857302805855603,"endHours":25.4262665578296,"quality":"auspicious"},{"name":"Kāla","start":"01:26","end":"03:00","startHours":25.4262665578296,"endHours":26.995230309803592,"quality":"inauspicious"},{"name":"Śubha","start":"03:00","end":"04:34","startHours":26.995230309803592,"endHours":28.564194061777588,"quality":"auspicious"},{"name":"Roga","start":"04:34","end":"06:08","startHours":28.564194061777588,"endHours":30.133157813751584,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:08","end":"07:08","startHours":6.133157813751584,"endHours":7.133157813751584,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:08","end":"08:08","startHours":7.133157813751584,"endHours":8.133157813751584,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:08","end":"09:08","startHours":8.133157813751584,"endHours":9.133157813751584,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:08","end":"10:08","startHours":9.133157813751584,"endHours":10.133157813751584,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:08","end":"11:08","startHours":10.133157813751584,"endHours":11.133157813751584,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:08","end":"12:08","startHours":11.133157813751584,"endHours":12.133157813751584,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:08","end":"13:08","startHours":12.133157813751584,"endHours":13.133157813751584,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:08","end":"14:08","startHours":13.133157813751584,"endHours":14.133157813751584,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:08","end":"15:08","startHours":14.133157813751584,"endHours":15.133157813751584,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:08","end":"16:08","startHours":15.133157813751584,"endHours":16.133157813751584,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:08","end":"17:08","startHours":16.133157813751584,"endHours":17.133157813751584,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:08","end":"18:08","startHours":17.133157813751584,"endHours":18.133157813751584,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:08","end":"19:08","startHours":18.133157813751584,"endHours":19.133157813751584,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:08","end":"20:08","startHours":19.133157813751584,"endHours":20.133157813751584,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:08","end":"21:08","startHours":20.133157813751584,"endHours":21.133157813751584,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:08","end":"22:08","startHours":21.133157813751584,"endHours":22.133157813751584,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:08","end":"23:08","startHours":22.133157813751584,"endHours":23.133157813751584,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:08","end":"00:08","startHours":23.133157813751584,"endHours":24.133157813751584,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:08","end":"01:08","startHours":24.133157813751584,"endHours":25.133157813751584,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:08","end":"02:08","startHours":25.133157813751584,"endHours":26.133157813751584,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:08","end":"03:08","startHours":26.133157813751584,"endHours":27.133157813751584,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:08","end":"04:08","startHours":27.133157813751584,"endHours":28.133157813751584,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:08","end":"05:08","startHours":28.133157813751584,"endHours":29.133157813751584,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:08","end":"06:08","startHours":29.133157813751584,"endHours":30.133157813751584,"planetary_lord":"Mars"}],"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","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"North","rahuVasa":"South-East","anandadiYoga":{"name":"Dhvaja","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":-11.972655909652076,"eotMinutes":-14.492568351336082,"ayanamsa":24.0923}},"calendars":{"vikram_samvat":2074,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1939,"saka_samvatsara":"Hemalambī","bengali_samvat":1424,"malayalam_era":1193,"nanakshahi_year":548,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Ṣaṣṭhī · Vikram 2074 Sādhāraṇa · Śaka 1939 Hemalambī"},"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}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"howrah"},"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, 2017 CE · Howrah, West Bengal · Vidhyamitra","description":"February 17, 2017 CE for Howrah, West Bengal: Kṛṣṇa Ṣaṣṭhī, sūryodaya 06:08, sūryāsta 17:35.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2017-02-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2017-02-17","sa":"https://sa.vidhyamitra.com/city/howrah/2017-02-17","hi":"https://hi.vidhyamitra.com/city/howrah/2017-02-17","x-default":"https://vidhyamitra.com/city/howrah/2017-02-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T15:36:21.747Z","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":"2026-05-15T15:36:21.747Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T15:36:21.747Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}