{"id":"vidhyamitra:city-day:ranchi:2026-12-27:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ranchi/2026-12-27","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2026-12-27","date_display":"December 27, 2026 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":2026,"month":12,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461401.770833,"kali_year":5128,"ahargana":1872936.2708,"sun":{"sidereal_longitude":250.7004,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":109.899,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":219.1987,"elapsed_within_tithi_degrees":3.1987},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1,"moon_longitude":109.899,"elapsed_within_degrees":3.2324},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":0.5994},"karana":{"half_tithi_index":36,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2026,"month":12,"day":27,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2461401.770833,"ahargana":1872936.2708,"kali_year":5128,"ayanamsa_lahiri":24.23,"grahas":{"sun":{"sidereal_longitude":251.04670899999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"moon":{"sidereal_longitude":113.00300900000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false,"latitude":1.0055},"mars":{"sidereal_longitude":134.546609,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":247.420209,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":122.25230900000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":203.980009,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":343.993809,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":302.8232,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":122.8232,"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":"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":2026,"month":12,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461401.770833,"kali_year":5128,"ahargana":1872936.2708,"sun":{"sidereal_longitude":250.7004,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":109.899,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":219.1987,"elapsed_within_tithi_degrees":3.1987},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1,"moon_longitude":109.899,"elapsed_within_degrees":3.2324},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":0.5994},"karana":{"half_tithi_index":36,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.005,"elongation":140.801},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.005,"opposition_distance":39.199}},"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":"17:11","solarNoonLocal":"11:50","dayLengthHours":10.70345956307488,"dayLengthDisplay":"10 Hours 42 Mins 12 Secs","nightLengthDisplay":"13 Hours 17 Mins 48 Secs","moonriseLocal":"20:08","moonsetLocal":"09:08","rahuKala":{"name":"Rāhu Kāla","start":"15:51","end":"17:11","startHours":15.850235771410262,"endHours":17.188168216794622,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:50","end":"13:10","startHours":11.836438435257183,"endHours":13.174370880641543,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:31","end":"15:51","startHours":14.512303326025904,"endHours":15.850235771410262,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:59","end":"09:20","startHours":8.98218255177055,"endHours":9.338964537206378,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:56","end":"07:13","startHours":6.93068613551453,"endHours":7.216111723863193,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:29","end":"12:12","startHours":11.479656449821354,"endHours":12.193220420693011,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:03","end":"05:46","startHours":5.057580711976426,"endHours":5.771144682848085,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:36","end":"06:29","startHours":5.59275369013017,"endHours":6.484708653719744,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:37","end":"14:20","startHours":13.620348362436332,"endHours":14.33391233330799,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:59","end":"17:23","startHours":16.988168216794623,"endHours":17.38816821679462,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:11","end":"17:38","startHours":17.188168216794622,"endHours":17.63414569858941,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:56","end":"18:41","startHours":16.938168216794622,"endHours":18.688168216794622,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:29","end":"00:12","startHours":23.479656449821352,"endHours":24.193220420693013,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:29","end":"07:49","startHours":6.484708653719744,"endHours":7.8226410991041035,"quality":"inauspicious"},{"name":"Chala","start":"07:49","end":"09:10","startHours":7.8226410991041035,"endHours":9.160573544488464,"quality":"neutral"},{"name":"Labha","start":"09:10","end":"10:30","startHours":9.160573544488464,"endHours":10.498505989872823,"quality":"auspicious"},{"name":"Amṛta","start":"10:30","end":"11:50","startHours":10.498505989872823,"endHours":11.836438435257183,"quality":"auspicious"},{"name":"Kāla","start":"11:50","end":"13:10","startHours":11.836438435257183,"endHours":13.174370880641543,"quality":"inauspicious"},{"name":"Śubha","start":"13:10","end":"14:31","startHours":13.174370880641543,"endHours":14.512303326025904,"quality":"auspicious"},{"name":"Roga","start":"14:31","end":"15:51","startHours":14.512303326025904,"endHours":15.850235771410262,"quality":"inauspicious"},{"name":"Udveg","start":"15:51","end":"17:11","startHours":15.850235771410262,"endHours":17.188168216794622,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:11","end":"18:51","startHours":17.188168216794622,"endHours":18.85023577141026,"quality":"auspicious"},{"name":"Roga","start":"18:51","end":"20:31","startHours":18.85023577141026,"endHours":20.5123033260259,"quality":"inauspicious"},{"name":"Udveg","start":"20:31","end":"22:10","startHours":20.5123033260259,"endHours":22.174370880641543,"quality":"inauspicious"},{"name":"Chala","start":"22:10","end":"23:50","startHours":22.174370880641543,"endHours":23.836438435257183,"quality":"neutral"},{"name":"Labha","start":"23:50","end":"01:30","startHours":23.836438435257183,"endHours":25.49850598987282,"quality":"auspicious"},{"name":"Amṛta","start":"01:30","end":"03:10","startHours":25.49850598987282,"endHours":27.160573544488464,"quality":"auspicious"},{"name":"Kāla","start":"03:10","end":"04:49","startHours":27.160573544488464,"endHours":28.822641099104104,"quality":"inauspicious"},{"name":"Śubha","start":"04:49","end":"06:29","startHours":28.822641099104104,"endHours":30.484708653719743,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:29","end":"07:29","startHours":6.484708653719744,"endHours":7.484708653719744,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:29","end":"08:29","startHours":7.484708653719744,"endHours":8.484708653719743,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:29","end":"09:29","startHours":8.484708653719743,"endHours":9.484708653719743,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:29","end":"10:29","startHours":9.484708653719743,"endHours":10.484708653719743,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:29","end":"11:29","startHours":10.484708653719743,"endHours":11.484708653719743,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:29","end":"12:29","startHours":11.484708653719743,"endHours":12.484708653719743,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:29","end":"13:29","startHours":12.484708653719743,"endHours":13.484708653719743,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:29","end":"14:29","startHours":13.484708653719743,"endHours":14.484708653719743,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:29","end":"15:29","startHours":14.484708653719743,"endHours":15.484708653719743,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:29","end":"16:29","startHours":15.484708653719743,"endHours":16.484708653719743,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:29","end":"17:29","startHours":16.484708653719743,"endHours":17.484708653719743,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:29","end":"18:29","startHours":17.484708653719743,"endHours":18.484708653719743,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:29","end":"19:29","startHours":18.484708653719743,"endHours":19.484708653719743,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:29","end":"20:29","startHours":19.484708653719743,"endHours":20.484708653719743,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:29","end":"21:29","startHours":20.484708653719743,"endHours":21.484708653719743,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:29","end":"22:29","startHours":21.484708653719743,"endHours":22.484708653719743,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:29","end":"23:29","startHours":22.484708653719743,"endHours":23.484708653719743,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:29","end":"00:29","startHours":23.484708653719743,"endHours":24.484708653719743,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:29","end":"01:29","startHours":24.484708653719743,"endHours":25.484708653719743,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:29","end":"02:29","startHours":25.484708653719743,"endHours":26.484708653719743,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:29","end":"03:29","startHours":26.484708653719743,"endHours":27.484708653719743,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:29","end":"04:29","startHours":27.484708653719743,"endHours":28.484708653719743,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:29","end":"05:29","startHours":28.484708653719743,"endHours":29.484708653719743,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:29","end":"06:29","startHours":29.484708653719743,"endHours":30.484708653719743,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-23.331284825525426,"eotMinutes":-1.4247061154310068,"ayanamsa":24.23}},"calendars":{"vikram_samvat":2083,"vikram_samvatsara":"Siddhārthī","saka_samvat":1948,"saka_samvatsara":"Parābhava","bengali_samvat":1433,"malayalam_era":1202,"nanakshahi_year":557,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Caturthī · Vikram 2083 Siddhārthī · Śaka 1948 Parābhava"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":5},{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 December 27, 2026 CE · Ranchi, Jharkhand · Vidhyamitra","description":"December 27, 2026 CE for Ranchi, Jharkhand: Kṛṣṇa Caturthī, sūryodaya 06:29, sūryāsta 17:11.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ranchi/2026-12-27","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ranchi/2026-12-27","sa":"https://sa.vidhyamitra.com/city/ranchi/2026-12-27","hi":"https://hi.vidhyamitra.com/city/ranchi/2026-12-27","x-default":"https://vidhyamitra.com/city/ranchi/2026-12-27"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T19:53:07.782Z","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":"2026-05-14T19:53:07.782Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T19:53:07.782Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}