{"id":"vidhyamitra:city-day:ranchi:2175-02-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ranchi/2175-02-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2175-02-28","date_display":"February 28, 2175 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":2175,"month":2,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2515520.770833,"kali_year":5276,"ahargana":1927055.2708,"sun":{"sidereal_longitude":312.7495,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":42.1841,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":89.4346,"elapsed_within_tithi_degrees":5.4346},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1,"moon_longitude":42.1841,"elapsed_within_degrees":2.1841},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":354.9335},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"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":2175,"month":2,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2515520.770833,"ahargana":1927055.2708,"kali_year":5276,"ayanamsa_lahiri":26.2998,"grahas":{"sun":{"sidereal_longitude":313.015266,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":45.433565999999985,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false,"latitude":4.4932},"mars":{"sidereal_longitude":355.900566,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":305.53546600000004,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":283.6210659999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"venus":{"sidereal_longitude":350.454066,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":356.013166,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":315.3381,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":135.3381,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"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":2175,"month":2,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2515520.770833,"kali_year":5276,"ahargana":1927055.2708,"sun":{"sidereal_longitude":312.7495,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":42.1841,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":89.4346,"elapsed_within_tithi_degrees":5.4346},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1,"moon_longitude":42.1841,"elapsed_within_degrees":2.1841},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":354.9335},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.493,"elongation":89.435},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.493,"opposition_distance":90.565}},"eclipse_window_40days":[]},"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":11.654216079854816,"dayLengthDisplay":"11 Hours 39 Mins 15 Secs","nightLengthDisplay":"12 Hours 20 Mins 45 Secs","moonriseLocal":"11:28","moonsetLocal":"00:55","rahuKala":{"name":"Rāhu Kāla","start":"14:57","end":"16:24","startHours":14.94663166706416,"endHours":16.403408677046013,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:07","end":"10:35","startHours":9.119523627136752,"endHours":10.576300637118603,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:02","end":"13:29","startHours":12.033077647100455,"endHours":13.489854657082308,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:56","end":"09:19","startHours":8.925286692472506,"endHours":9.313760561800999,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:41","end":"07:00","startHours":6.6915619438336655,"endHours":7.002341039296461,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:39","end":"12:25","startHours":11.644603777771964,"endHours":12.42155151642895,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:39","end":"05:26","startHours":4.652074129859073,"endHours":5.4290218685160605,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:14","end":"06:12","startHours":5.234784933851814,"endHours":6.205969607173048,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:59","end":"14:45","startHours":13.975446993742926,"endHours":14.752394732399914,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:40","end":"18:04","startHours":17.660185687027866,"endHours":18.060185687027865,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:52","end":"18:21","startHours":17.860185687027865,"endHours":18.34577802368848,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:37","end":"19:22","startHours":17.610185687027865,"endHours":19.360185687027865,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:39","end":"00:25","startHours":23.644603777771962,"endHours":24.42155151642895,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:12","end":"07:40","startHours":6.205969607173048,"endHours":7.6627466171549,"quality":"inauspicious"},{"name":"Udveg","start":"07:40","end":"09:07","startHours":7.6627466171549,"endHours":9.119523627136752,"quality":"inauspicious"},{"name":"Chala","start":"09:07","end":"10:35","startHours":9.119523627136752,"endHours":10.576300637118603,"quality":"neutral"},{"name":"Labha","start":"10:35","end":"12:02","startHours":10.576300637118603,"endHours":12.033077647100455,"quality":"auspicious"},{"name":"Amṛta","start":"12:02","end":"13:29","startHours":12.033077647100455,"endHours":13.489854657082308,"quality":"auspicious"},{"name":"Kāla","start":"13:29","end":"14:57","startHours":13.489854657082308,"endHours":14.94663166706416,"quality":"inauspicious"},{"name":"Śubha","start":"14:57","end":"16:24","startHours":14.94663166706416,"endHours":16.403408677046013,"quality":"auspicious"},{"name":"Roga","start":"16:24","end":"17:52","startHours":16.403408677046013,"endHours":17.860185687027865,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:52","end":"19:24","startHours":17.860185687027865,"endHours":19.403408677046013,"quality":"inauspicious"},{"name":"Śubha","start":"19:24","end":"20:57","startHours":19.403408677046013,"endHours":20.94663166706416,"quality":"auspicious"},{"name":"Roga","start":"20:57","end":"22:29","startHours":20.94663166706416,"endHours":22.48985465708231,"quality":"inauspicious"},{"name":"Udveg","start":"22:29","end":"00:02","startHours":22.48985465708231,"endHours":24.033077647100455,"quality":"inauspicious"},{"name":"Chala","start":"00:02","end":"01:35","startHours":24.033077647100455,"endHours":25.576300637118607,"quality":"neutral"},{"name":"Labha","start":"01:35","end":"03:07","startHours":25.576300637118607,"endHours":27.119523627136754,"quality":"auspicious"},{"name":"Amṛta","start":"03:07","end":"04:40","startHours":27.119523627136754,"endHours":28.6627466171549,"quality":"auspicious"},{"name":"Kāla","start":"04:40","end":"06:12","startHours":28.6627466171549,"endHours":30.20596960717305,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:12","end":"07:12","startHours":6.205969607173048,"endHours":7.205969607173048,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:12","end":"08:12","startHours":7.205969607173048,"endHours":8.20596960717305,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:12","end":"09:12","startHours":8.20596960717305,"endHours":9.20596960717305,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:12","end":"10:12","startHours":9.20596960717305,"endHours":10.20596960717305,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:12","end":"11:12","startHours":10.20596960717305,"endHours":11.20596960717305,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:12","end":"12:12","startHours":11.20596960717305,"endHours":12.20596960717305,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:12","end":"13:12","startHours":12.20596960717305,"endHours":13.20596960717305,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:12","end":"14:12","startHours":13.20596960717305,"endHours":14.20596960717305,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:12","end":"15:12","startHours":14.20596960717305,"endHours":15.20596960717305,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:12","end":"16:12","startHours":15.20596960717305,"endHours":16.20596960717305,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:12","end":"17:12","startHours":16.20596960717305,"endHours":17.20596960717305,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:12","end":"18:12","startHours":17.20596960717305,"endHours":18.20596960717305,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:12","end":"19:12","startHours":18.20596960717305,"endHours":19.20596960717305,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:12","end":"20:12","startHours":19.20596960717305,"endHours":20.20596960717305,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:12","end":"21:12","startHours":20.20596960717305,"endHours":21.20596960717305,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:12","end":"22:12","startHours":21.20596960717305,"endHours":22.20596960717305,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:12","end":"23:12","startHours":22.20596960717305,"endHours":23.20596960717305,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:12","end":"00:12","startHours":23.20596960717305,"endHours":24.20596960717305,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:12","end":"01:12","startHours":24.20596960717305,"endHours":25.20596960717305,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:12","end":"02:12","startHours":25.20596960717305,"endHours":26.20596960717305,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:12","end":"03:12","startHours":26.20596960717305,"endHours":27.20596960717305,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:12","end":"04:12","startHours":27.20596960717305,"endHours":28.20596960717305,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:12","end":"05:12","startHours":28.20596960717305,"endHours":29.20596960717305,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:12","end":"06:12","startHours":29.20596960717305,"endHours":30.20596960717305,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"North","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-8.076235097924158,"eotMinutes":-13.223058826027486,"ayanamsa":26.2998}},"calendars":{"vikram_samvat":2232,"vikram_samvatsara":"Sarvadhāri","saka_samvat":2097,"saka_samvatsara":"Yuva","bengali_samvat":1582,"malayalam_era":1351,"nanakshahi_year":706,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Phālguna","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Aṣṭamī · Vikram 2232 Sarvadhāri · Śaka 2097 Yuva"},"festivals":[],"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":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Rohiṇī","url":"/day/-3226-07-09","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","relevance":0.5}]},"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, 2175 CE · Ranchi, Jharkhand · Vidhyamitra","description":"February 28, 2175 CE for Ranchi, Jharkhand: Śukla Aṣṭamī, sūryodaya 06:12, sūryāsta 17:52.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ranchi/2175-02-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ranchi/2175-02-28","sa":"https://sa.vidhyamitra.com/city/ranchi/2175-02-28","hi":"https://hi.vidhyamitra.com/city/ranchi/2175-02-28","x-default":"https://vidhyamitra.com/city/ranchi/2175-02-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-06T09:34:24.014Z","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":"2026-06-06T09:34:24.014Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-06T09:34:24.014Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}