{"id":"vidhyamitra:city-day:ranchi:2027-02-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ranchi/2027-02-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2027-02-10","date_display":"February 10, 2027 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2027,"month":2,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461446.770833,"kali_year":5128,"ahargana":1872981.2708,"sun":{"sidereal_longitude":296.8306,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":337.0993,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":40.2688,"elapsed_within_tithi_degrees":4.2688},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2,"moon_longitude":337.0993,"elapsed_within_degrees":3.766},"yoga":{"number":21,"name":"Siddha","sum_longitude":273.9299},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2027,"month":2,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2461446.770833,"ahargana":1872981.2708,"kali_year":5128,"ayanamsa_lahiri":24.2317,"grahas":{"sun":{"sidereal_longitude":296.82408999999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":334.72019,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false,"latitude":2.685},"mars":{"sidereal_longitude":129.83438999999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":311.41148999999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":117.71469000000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":252.75949000000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":346.92049,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":300.4389,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":120.4389,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2027,"month":2,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461446.770833,"kali_year":5128,"ahargana":1872981.2708,"sun":{"sidereal_longitude":296.8306,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":337.0993,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":40.2688,"elapsed_within_tithi_degrees":4.2688},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2,"moon_longitude":337.0993,"elapsed_within_degrees":3.766},"yoga":{"number":21,"name":"Siddha","sum_longitude":273.9299},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.685,"elongation":40.269},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.685,"opposition_distance":139.731}},"eclipse_window_40days":[{"offset_days":11,"type":"lunar","occurs":true,"moon_latitude":-0.791,"opposition_distance":1.992}]},"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":"06:25","sunsetLocal":"17:41","solarNoonLocal":"12:03","dayLengthHours":11.272542125981055,"dayLengthDisplay":"11 Hours 16 Mins 21 Secs","nightLengthDisplay":"12 Hours 43 Mins 39 Secs","moonriseLocal":"08:33","moonsetLocal":"20:37","rahuKala":{"name":"Rāhu Kāla","start":"12:03","end":"13:28","startHours":12.055138091525404,"endHours":13.464205857273036,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:50","end":"09:14","startHours":7.827934794282508,"endHours":9.23700256003014,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:39","end":"12:03","startHours":10.646070325777771,"endHours":12.055138091525404,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:03","end":"09:25","startHours":9.049126857930457,"endHours":9.424878262129823,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:53","end":"07:11","startHours":6.888556283784087,"endHours":7.189157407143582,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:41","end":"12:26","startHours":11.679386687326035,"endHours":12.430889495724772,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:55","end":"05:40","startHours":4.915861411737403,"endHours":5.66736422013614,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:29","end":"06:25","startHours":5.479488518036455,"endHours":6.418867028534876,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:56","end":"14:41","startHours":13.933895112522245,"endHours":14.685397920920982,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:29","end":"17:53","startHours":17.49140915451593,"endHours":17.89140915451593,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:41","end":"18:10","startHours":17.69140915451593,"endHours":18.161098409765142,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:26","end":"19:11","startHours":17.44140915451593,"endHours":19.19140915451593,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:41","end":"00:26","startHours":23.679386687326033,"endHours":24.430889495724774,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:25","end":"07:50","startHours":6.418867028534876,"endHours":7.827934794282508,"quality":"auspicious"},{"name":"Amṛta","start":"07:50","end":"09:14","startHours":7.827934794282508,"endHours":9.23700256003014,"quality":"auspicious"},{"name":"Kāla","start":"09:14","end":"10:39","startHours":9.23700256003014,"endHours":10.646070325777771,"quality":"inauspicious"},{"name":"Śubha","start":"10:39","end":"12:03","startHours":10.646070325777771,"endHours":12.055138091525404,"quality":"auspicious"},{"name":"Roga","start":"12:03","end":"13:28","startHours":12.055138091525404,"endHours":13.464205857273036,"quality":"inauspicious"},{"name":"Udveg","start":"13:28","end":"14:52","startHours":13.464205857273036,"endHours":14.873273623020667,"quality":"inauspicious"},{"name":"Chala","start":"14:52","end":"16:17","startHours":14.873273623020667,"endHours":16.282341388768298,"quality":"neutral"},{"name":"Labha","start":"16:17","end":"17:41","startHours":16.282341388768298,"endHours":17.69140915451593,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:41","end":"19:17","startHours":17.69140915451593,"endHours":19.282341388768298,"quality":"inauspicious"},{"name":"Chala","start":"19:17","end":"20:52","startHours":19.282341388768298,"endHours":20.873273623020665,"quality":"neutral"},{"name":"Labha","start":"20:52","end":"22:28","startHours":20.873273623020665,"endHours":22.464205857273036,"quality":"auspicious"},{"name":"Amṛta","start":"22:28","end":"00:03","startHours":22.464205857273036,"endHours":24.055138091525404,"quality":"auspicious"},{"name":"Kāla","start":"00:03","end":"01:39","startHours":24.055138091525404,"endHours":25.64607032577777,"quality":"inauspicious"},{"name":"Śubha","start":"01:39","end":"03:14","startHours":25.64607032577777,"endHours":27.23700256003014,"quality":"auspicious"},{"name":"Roga","start":"03:14","end":"04:50","startHours":27.23700256003014,"endHours":28.82793479428251,"quality":"inauspicious"},{"name":"Udveg","start":"04:50","end":"06:25","startHours":28.82793479428251,"endHours":30.418867028534876,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:25","end":"07:25","startHours":6.418867028534876,"endHours":7.418867028534876,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:25","end":"08:25","startHours":7.418867028534876,"endHours":8.418867028534876,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:25","end":"09:25","startHours":8.418867028534876,"endHours":9.418867028534876,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:25","end":"10:25","startHours":9.418867028534876,"endHours":10.418867028534876,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:25","end":"11:25","startHours":10.418867028534876,"endHours":11.418867028534876,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:25","end":"12:25","startHours":11.418867028534876,"endHours":12.418867028534876,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:25","end":"13:25","startHours":12.418867028534876,"endHours":13.418867028534876,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:25","end":"14:25","startHours":13.418867028534876,"endHours":14.418867028534876,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:25","end":"15:25","startHours":14.418867028534876,"endHours":15.418867028534876,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:25","end":"16:25","startHours":15.418867028534876,"endHours":16.418867028534876,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:25","end":"17:25","startHours":16.418867028534876,"endHours":17.418867028534876,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:25","end":"18:25","startHours":17.418867028534876,"endHours":18.418867028534876,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:25","end":"19:25","startHours":18.418867028534876,"endHours":19.418867028534876,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:25","end":"20:25","startHours":19.418867028534876,"endHours":20.418867028534876,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:25","end":"21:25","startHours":20.418867028534876,"endHours":21.418867028534876,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:25","end":"22:25","startHours":21.418867028534876,"endHours":22.418867028534876,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:25","end":"23:25","startHours":22.418867028534876,"endHours":23.418867028534876,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:25","end":"00:25","startHours":23.418867028534876,"endHours":24.418867028534876,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:25","end":"01:25","startHours":24.418867028534876,"endHours":25.418867028534876,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:25","end":"02:25","startHours":25.418867028534876,"endHours":26.418867028534876,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:25","end":"03:25","startHours":26.418867028534876,"endHours":27.418867028534876,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:25","end":"04:25","startHours":27.418867028534876,"endHours":28.418867028534876,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:25","end":"05:25","startHours":28.418867028534876,"endHours":29.418867028534876,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:25","end":"06:25","startHours":29.418867028534876,"endHours":30.418867028534876,"planetary_lord":"Sun"}],"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":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"South-West","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-14.477515529620353,"eotMinutes":-14.546685491524224,"ayanamsa":24.2317}},"calendars":{"vikram_samvat":2084,"vikram_samvatsara":"Raudra","saka_samvat":1949,"saka_samvatsara":"Plavaṅga","bengali_samvat":1434,"malayalam_era":1203,"nanakshahi_year":558,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Caturthī · Vikram 2084 Raudra · Śaka 1949 Plavaṅga"},"festivals":[{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Dedicated festival walk for Vināyaka Caturthī (monthly) is not live yet; Budhavāra (Wednesday) — 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 10, 2027 CE · Ranchi, Jharkhand · Vidhyamitra","description":"February 10, 2027 CE for Ranchi, Jharkhand: Śukla Caturthī, sūryodaya 06:25, sūryāsta 17:41.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ranchi/2027-02-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ranchi/2027-02-10","sa":"https://sa.vidhyamitra.com/city/ranchi/2027-02-10","hi":"https://hi.vidhyamitra.com/city/ranchi/2027-02-10","x-default":"https://vidhyamitra.com/city/ranchi/2027-02-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-11T19:44:06.362Z","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":"2026-09-11T19:44:06.362Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-11T19:44:06.362Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}