{"id":"vidhyamitra:city-day:ranchi:2017-02-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ranchi/2017-02-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2017-02-28","date_display":"February 28, 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":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457812.770833,"kali_year":5118,"ahargana":1869347.2708,"sun":{"sidereal_longitude":315.6566,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":332.465,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":16.8084,"elapsed_within_tithi_degrees":4.8084},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4,"moon_longitude":332.465,"elapsed_within_degrees":12.465},"yoga":{"number":22,"name":"Sādhya","sum_longitude":288.1216},"karana":{"half_tithi_index":2,"name":"Bālava"},"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":2017,"month":2,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457812.770833,"ahargana":1869347.2708,"kali_year":5118,"ayanamsa_lahiri":24.0927,"grahas":{"sun":{"sidereal_longitude":315.546235,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":333.597935,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false,"latitude":-1.4992},"mars":{"sidereal_longitude":358.402135,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":309.360735,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":177.83453499999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":348.527935,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":true},"saturn":{"sidereal_longitude":242.396435,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":132.9857,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":312.9857,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","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":2017,"month":2,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457812.770833,"kali_year":5118,"ahargana":1869347.2708,"sun":{"sidereal_longitude":315.6566,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":332.465,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":16.8084,"elapsed_within_tithi_degrees":4.8084},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4,"moon_longitude":332.465,"elapsed_within_degrees":12.465},"yoga":{"number":22,"name":"Sādhya","sum_longitude":288.1216},"karana":{"half_tithi_index":2,"name":"Bālava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.499,"elongation":16.808},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.499,"opposition_distance":163.192}},"eclipse_window_40days":[{"offset_days":-17,"type":"lunar","occurs":true,"moon_latitude":-1.052,"opposition_distance":1.908}]},"city":{"slug":"ranchi","name":"Ranchi, Jharkhand","lat":23.3441,"lon":85.3096,"tz_offset_hours":5.5,"state":"Jharkhand","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"ranchi","name":"Ranchi, Jharkhand","lat":23.3441,"lon":85.3096,"tz_offset_hours":5.5,"state":"Jharkhand","country":"IN","tier":"tier-1"},"sunriseLocal":"06:12","sunsetLocal":"17:52","solarNoonLocal":"12:02","dayLengthHours":11.661336120534084,"dayLengthDisplay":"11 Hours 39 Mins 41 Secs","nightLengthDisplay":"12 Hours 20 Mins 19 Secs","moonriseLocal":"07:13","moonsetLocal":"19:15","rahuKala":{"name":"Rāhu Kāla","start":"14:57","end":"16:24","startHours":14.948411677233977,"endHours":16.40607869230074,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:07","end":"10:35","startHours":9.117743616966935,"endHours":10.575410632033694,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:02","end":"13:29","startHours":12.033077647100455,"endHours":13.490744662167216,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:55","end":"09:19","startHours":8.923388014958034,"endHours":9.312099218975836,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:41","end":"07:00","startHours":6.688298591855668,"endHours":6.999267555069911,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:39","end":"12:25","startHours":11.644366443082655,"endHours":12.42178885111826,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:39","end":"05:25","startHours":4.647564770762203,"endHours":5.424987178797808,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:14","end":"06:12","startHours":5.230631576788907,"endHours":6.202409586833414,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:59","end":"14:45","startHours":13.976633667189471,"endHours":14.754056075225076,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:40","end":"18:04","startHours":17.6637457073675,"endHours":18.0637457073675,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:52","end":"18:21","startHours":17.8637457073675,"endHours":18.349634712389754,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:37","end":"19:22","startHours":17.6137457073675,"endHours":19.3637457073675,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:39","end":"00:25","startHours":23.644366443082653,"endHours":24.421788851118258,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:12","end":"07:40","startHours":6.202409586833414,"endHours":7.660076601900174,"quality":"inauspicious"},{"name":"Udveg","start":"07:40","end":"09:07","startHours":7.660076601900174,"endHours":9.117743616966935,"quality":"inauspicious"},{"name":"Chala","start":"09:07","end":"10:35","startHours":9.117743616966935,"endHours":10.575410632033694,"quality":"neutral"},{"name":"Labha","start":"10:35","end":"12:02","startHours":10.575410632033694,"endHours":12.033077647100455,"quality":"auspicious"},{"name":"Amṛta","start":"12:02","end":"13:29","startHours":12.033077647100455,"endHours":13.490744662167216,"quality":"auspicious"},{"name":"Kāla","start":"13:29","end":"14:57","startHours":13.490744662167216,"endHours":14.948411677233977,"quality":"inauspicious"},{"name":"Śubha","start":"14:57","end":"16:24","startHours":14.948411677233977,"endHours":16.40607869230074,"quality":"auspicious"},{"name":"Roga","start":"16:24","end":"17:52","startHours":16.40607869230074,"endHours":17.8637457073675,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:52","end":"19:24","startHours":17.8637457073675,"endHours":19.40607869230074,"quality":"inauspicious"},{"name":"Śubha","start":"19:24","end":"20:57","startHours":19.40607869230074,"endHours":20.948411677233977,"quality":"auspicious"},{"name":"Roga","start":"20:57","end":"22:29","startHours":20.948411677233977,"endHours":22.490744662167216,"quality":"inauspicious"},{"name":"Udveg","start":"22:29","end":"00:02","startHours":22.490744662167216,"endHours":24.033077647100455,"quality":"inauspicious"},{"name":"Chala","start":"00:02","end":"01:35","startHours":24.033077647100455,"endHours":25.575410632033694,"quality":"neutral"},{"name":"Labha","start":"01:35","end":"03:07","startHours":25.575410632033694,"endHours":27.117743616966937,"quality":"auspicious"},{"name":"Amṛta","start":"03:07","end":"04:40","startHours":27.117743616966937,"endHours":28.660076601900176,"quality":"auspicious"},{"name":"Kāla","start":"04:40","end":"06:12","startHours":28.660076601900176,"endHours":30.202409586833415,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:12","end":"07:12","startHours":6.202409586833414,"endHours":7.202409586833414,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:12","end":"08:12","startHours":7.202409586833414,"endHours":8.202409586833415,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:12","end":"09:12","startHours":8.202409586833415,"endHours":9.202409586833415,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:12","end":"10:12","startHours":9.202409586833415,"endHours":10.202409586833415,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:12","end":"11:12","startHours":10.202409586833415,"endHours":11.202409586833415,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:12","end":"12:12","startHours":11.202409586833415,"endHours":12.202409586833415,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:12","end":"13:12","startHours":12.202409586833415,"endHours":13.202409586833415,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:12","end":"14:12","startHours":13.202409586833415,"endHours":14.202409586833415,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:12","end":"15:12","startHours":14.202409586833415,"endHours":15.202409586833415,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:12","end":"16:12","startHours":15.202409586833415,"endHours":16.202409586833415,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:12","end":"17:12","startHours":16.202409586833415,"endHours":17.202409586833415,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:12","end":"18:12","startHours":17.202409586833415,"endHours":18.202409586833415,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:12","end":"19:12","startHours":18.202409586833415,"endHours":19.202409586833415,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:12","end":"20:12","startHours":19.202409586833415,"endHours":20.202409586833415,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:12","end":"21:12","startHours":20.202409586833415,"endHours":21.202409586833415,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:12","end":"22:12","startHours":21.202409586833415,"endHours":22.202409586833415,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:12","end":"23:12","startHours":22.202409586833415,"endHours":23.202409586833415,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:12","end":"00:12","startHours":23.202409586833415,"endHours":24.202409586833415,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:12","end":"01:12","startHours":24.202409586833415,"endHours":25.202409586833415,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:12","end":"02:12","startHours":25.202409586833415,"endHours":26.202409586833415,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:12","end":"03:12","startHours":26.202409586833415,"endHours":27.202409586833415,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:12","end":"04:12","startHours":27.202409586833415,"endHours":28.202409586833415,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:12","end":"05:12","startHours":28.202409586833415,"endHours":29.202409586833415,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:12","end":"06:12","startHours":29.202409586833415,"endHours":30.202409586833415,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"North","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-7.954407441784046,"eotMinutes":-13.223058826027486,"ayanamsa":24.0927}},"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 Śukla Pakṣa","solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Dvitīyā · 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":"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":"ranchi"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 28, 2017 CE · Ranchi, Jharkhand · Vidhyamitra","description":"February 28, 2017 CE for Ranchi, Jharkhand: Śukla Dvitīyā, sūryodaya 06:12, sūryāsta 17:52.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ranchi/2017-02-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ranchi/2017-02-28","sa":"https://sa.vidhyamitra.com/city/ranchi/2017-02-28","hi":"https://hi.vidhyamitra.com/city/ranchi/2017-02-28","x-default":"https://vidhyamitra.com/city/ranchi/2017-02-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T04:09:29.480Z","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":"2026-05-15T04:09:29.480Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T04:09:29.480Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}