{"id":"vidhyamitra:city-day:ranchi:2029-02-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ranchi/2029-02-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2029-02-01","date_display":"February 1, 2029 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":2029,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462168.770833,"kali_year":5130,"ahargana":1873703.2708,"sun":{"sidereal_longitude":288.1434,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":130.2644,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":202.121,"elapsed_within_tithi_degrees":10.121},"nakshatra":{"number":10,"name":"Maghā","pada":4,"moon_longitude":130.2644,"elapsed_within_degrees":10.2644},"yoga":{"number":5,"name":"Śobhana","sum_longitude":58.4078},"karana":{"half_tithi_index":33,"name":"Gara"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2029,"month":2,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2462168.770833,"ahargana":1873703.2708,"kali_year":5130,"ayanamsa_lahiri":24.2593,"grahas":{"sun":{"sidereal_longitude":288.194304,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"moon":{"sidereal_longitude":132.62490400000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false,"latitude":-3.3468},"mars":{"sidereal_longitude":168.12340399999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":263.85930400000007,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":182.97610399999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":275.34170399999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":10.782504000000017,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":262.1838,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":82.1838,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","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":2029,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462168.770833,"kali_year":5130,"ahargana":1873703.2708,"sun":{"sidereal_longitude":288.1434,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":130.2644,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":202.121,"elapsed_within_tithi_degrees":10.121},"nakshatra":{"number":10,"name":"Maghā","pada":4,"moon_longitude":130.2644,"elapsed_within_degrees":10.2644},"yoga":{"number":5,"name":"Śobhana","sum_longitude":58.4078},"karana":{"half_tithi_index":33,"name":"Gara"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.347,"elongation":157.879},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.347,"opposition_distance":22.121}},"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":"06:29","sunsetLocal":"17:36","solarNoonLocal":"12:02","dayLengthHours":11.112443670367984,"dayLengthDisplay":"11 Hours 06 Mins 45 Secs","nightLengthDisplay":"12 Hours 53 Mins 15 Secs","moonriseLocal":"19:22","moonsetLocal":"07:58","rahuKala":{"name":"Rāhu Kāla","start":"13:26","end":"14:49","startHours":13.429904594085922,"endHours":14.818960052881923,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:29","end":"07:52","startHours":6.484627300105934,"endHours":7.873682758901932,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:16","end":"10:39","startHours":9.26273821769793,"endHours":10.651793676493927,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:05","end":"09:27","startHours":9.077530823191797,"endHours":9.447945612204062,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:57","end":"07:15","startHours":6.947645786371266,"endHours":7.24397761758108,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:25","startHours":11.670434346277661,"endHours":12.411263924302192,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:00","end":"05:45","startHours":5.002968144056869,"endHours":5.743797722081402,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:34","end":"06:29","startHours":5.558590327575268,"endHours":6.484627300105934,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:54","end":"14:38","startHours":13.892923080351256,"endHours":14.633752658375789,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:24","end":"17:48","startHours":17.39707097047392,"endHours":17.797070970473918,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:36","end":"18:04","startHours":17.59707097047392,"endHours":18.060089456739252,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:21","end":"19:06","startHours":17.34707097047392,"endHours":19.09707097047392,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:25","startHours":23.67043434627766,"endHours":24.41126392430219,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:29","end":"07:52","startHours":6.484627300105934,"endHours":7.873682758901932,"quality":"auspicious"},{"name":"Roga","start":"07:52","end":"09:16","startHours":7.873682758901932,"endHours":9.26273821769793,"quality":"inauspicious"},{"name":"Udveg","start":"09:16","end":"10:39","startHours":9.26273821769793,"endHours":10.651793676493927,"quality":"inauspicious"},{"name":"Chala","start":"10:39","end":"12:02","startHours":10.651793676493927,"endHours":12.040849135289925,"quality":"neutral"},{"name":"Labha","start":"12:02","end":"13:26","startHours":12.040849135289925,"endHours":13.429904594085922,"quality":"auspicious"},{"name":"Amṛta","start":"13:26","end":"14:49","startHours":13.429904594085922,"endHours":14.818960052881923,"quality":"auspicious"},{"name":"Kāla","start":"14:49","end":"16:12","startHours":14.818960052881923,"endHours":16.20801551167792,"quality":"inauspicious"},{"name":"Śubha","start":"16:12","end":"17:36","startHours":16.20801551167792,"endHours":17.59707097047392,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:36","end":"19:12","startHours":17.59707097047392,"endHours":19.20801551167792,"quality":"auspicious"},{"name":"Kāla","start":"19:12","end":"20:49","startHours":19.20801551167792,"endHours":20.818960052881923,"quality":"inauspicious"},{"name":"Śubha","start":"20:49","end":"22:26","startHours":20.818960052881923,"endHours":22.429904594085926,"quality":"auspicious"},{"name":"Roga","start":"22:26","end":"00:02","startHours":22.429904594085926,"endHours":24.040849135289925,"quality":"inauspicious"},{"name":"Udveg","start":"00:02","end":"01:39","startHours":24.040849135289925,"endHours":25.65179367649393,"quality":"inauspicious"},{"name":"Chala","start":"01:39","end":"03:16","startHours":25.65179367649393,"endHours":27.26273821769793,"quality":"neutral"},{"name":"Labha","start":"03:16","end":"04:52","startHours":27.26273821769793,"endHours":28.873682758901932,"quality":"auspicious"},{"name":"Amṛta","start":"04:52","end":"06:29","startHours":28.873682758901932,"endHours":30.484627300105934,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:29","end":"07:29","startHours":6.484627300105934,"endHours":7.484627300105934,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:29","end":"08:29","startHours":7.484627300105934,"endHours":8.484627300105934,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:29","end":"09:29","startHours":8.484627300105934,"endHours":9.484627300105934,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:29","end":"10:29","startHours":9.484627300105934,"endHours":10.484627300105934,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:29","end":"11:29","startHours":10.484627300105934,"endHours":11.484627300105934,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:29","end":"12:29","startHours":11.484627300105934,"endHours":12.484627300105934,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:29","end":"13:29","startHours":12.484627300105934,"endHours":13.484627300105934,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:29","end":"14:29","startHours":13.484627300105934,"endHours":14.484627300105934,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:29","end":"15:29","startHours":14.484627300105934,"endHours":15.484627300105934,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:29","end":"16:29","startHours":15.484627300105934,"endHours":16.484627300105934,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:29","end":"17:29","startHours":16.484627300105934,"endHours":17.484627300105934,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:29","end":"18:29","startHours":17.484627300105934,"endHours":18.484627300105934,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:29","end":"19:29","startHours":18.484627300105934,"endHours":19.484627300105934,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:29","end":"20:29","startHours":19.484627300105934,"endHours":20.484627300105934,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:29","end":"21:29","startHours":20.484627300105934,"endHours":21.484627300105934,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:29","end":"22:29","startHours":21.484627300105934,"endHours":22.484627300105934,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:29","end":"23:29","startHours":22.484627300105934,"endHours":23.484627300105934,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:29","end":"00:29","startHours":23.484627300105934,"endHours":24.484627300105934,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:29","end":"01:29","startHours":24.484627300105934,"endHours":25.484627300105934,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:29","end":"02:29","startHours":25.484627300105934,"endHours":26.484627300105934,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:29","end":"03:29","startHours":26.484627300105934,"endHours":27.484627300105934,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:29","end":"04:29","startHours":27.484627300105934,"endHours":28.484627300105934,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:29","end":"05:29","startHours":28.484627300105934,"endHours":29.484627300105934,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:29","end":"06:29","startHours":29.484627300105934,"endHours":30.484627300105934,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"West","rahuVasa":"North-West","anandadiYoga":{"name":"Cara","quality":"Auspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-17.06501261984845,"eotMinutes":-13.689348117395623,"ayanamsa":24.2593}},"calendars":{"vikram_samvat":2086,"vikram_samvatsara":"Dundubhi","saka_samvat":1951,"saka_samvatsara":"Saumya","bengali_samvat":1436,"malayalam_era":1205,"nanakshahi_year":560,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Dvitīyā · Vikram 2086 Dundubhi · Śaka 1951 Saumya"},"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":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 1, 2029 CE · Ranchi, Jharkhand · Vidhyamitra","description":"February 1, 2029 CE for Ranchi, Jharkhand: Kṛṣṇa Dvitīyā, sūryodaya 06:29, sūryāsta 17:36.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ranchi/2029-02-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ranchi/2029-02-01","sa":"https://sa.vidhyamitra.com/city/ranchi/2029-02-01","hi":"https://hi.vidhyamitra.com/city/ranchi/2029-02-01","x-default":"https://vidhyamitra.com/city/ranchi/2029-02-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T03:56:15.767Z","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":"2026-05-15T03:56:15.767Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T03:56:15.767Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}