{"id":"vidhyamitra:city-day:ranchi:2012-02-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ranchi/2012-02-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-02-20","date_display":"February 20, 2012 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":2012,"month":2,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455977.770833,"kali_year":5113,"ahargana":1867512.2708,"sun":{"sidereal_longitude":306.8635,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":285.1259,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":338.2624,"elapsed_within_tithi_degrees":2.2624},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":285.1259,"elapsed_within_degrees":5.1259},"yoga":{"number":18,"name":"Varīyān","sum_longitude":231.9894},"karana":{"half_tithi_index":56,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2012,"month":2,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455977.770833,"ahargana":1867512.2708,"kali_year":5113,"ayanamsa_lahiri":24.0225,"grahas":{"sun":{"sidereal_longitude":306.772746,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":283.94054600000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false,"latitude":3.681},"mars":{"sidereal_longitude":144.19054600000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":316.76964599999997,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":11.119946000000027,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":349.551746,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":185.09584599999994,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":230.2128,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":50.2128,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"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":2012,"month":2,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455977.770833,"kali_year":5113,"ahargana":1867512.2708,"sun":{"sidereal_longitude":306.8635,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":285.1259,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":338.2624,"elapsed_within_tithi_degrees":2.2624},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":285.1259,"elapsed_within_degrees":5.1259},"yoga":{"number":18,"name":"Varīyān","sum_longitude":231.9894},"karana":{"half_tithi_index":56,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.681,"elongation":21.738},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.681,"opposition_distance":158.262}},"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":"06:19","sunsetLocal":"17:47","solarNoonLocal":"12:03","dayLengthHours":11.470641614608965,"dayLengthDisplay":"11 Hours 28 Mins 14 Secs","nightLengthDisplay":"12 Hours 31 Mins 46 Secs","moonriseLocal":"05:02","moonsetLocal":"16:02","rahuKala":{"name":"Rāhu Kāla","start":"07:45","end":"09:11","startHours":7.74925847860034,"endHours":9.183088680426462,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:37","end":"12:03","startHours":10.61691888225258,"endHours":12.050749084078703,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:29","end":"14:55","startHours":13.484579285904822,"endHours":14.918409487730944,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:00","end":"09:22","startHours":8.991911320182979,"endHours":9.374266040669944,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:48","end":"07:06","startHours":6.793371677382926,"endHours":7.099255453772499,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:26","startHours":11.668394363591737,"endHours":12.433103804565668,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:47","end":"05:33","startHours":4.786009394826357,"endHours":5.550718835800288,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:22","end":"06:19","startHours":5.359541475556806,"endHours":6.315428276774219,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:58","end":"14:44","startHours":13.96252268651353,"endHours":14.727232127487461,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:35","end":"17:59","startHours":17.586069891383186,"endHours":17.986069891383185,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:47","end":"18:16","startHours":17.786069891383185,"endHours":18.264013291991894,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:32","end":"19:17","startHours":17.536069891383185,"endHours":19.286069891383185,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:26","startHours":23.668394363591737,"endHours":24.43310380456567,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:19","end":"07:45","startHours":6.315428276774219,"endHours":7.74925847860034,"quality":"auspicious"},{"name":"Kāla","start":"07:45","end":"09:11","startHours":7.74925847860034,"endHours":9.183088680426462,"quality":"inauspicious"},{"name":"Śubha","start":"09:11","end":"10:37","startHours":9.183088680426462,"endHours":10.61691888225258,"quality":"auspicious"},{"name":"Roga","start":"10:37","end":"12:03","startHours":10.61691888225258,"endHours":12.050749084078703,"quality":"inauspicious"},{"name":"Udveg","start":"12:03","end":"13:29","startHours":12.050749084078703,"endHours":13.484579285904822,"quality":"inauspicious"},{"name":"Chala","start":"13:29","end":"14:55","startHours":13.484579285904822,"endHours":14.918409487730944,"quality":"neutral"},{"name":"Labha","start":"14:55","end":"16:21","startHours":14.918409487730944,"endHours":16.352239689557063,"quality":"auspicious"},{"name":"Amṛta","start":"16:21","end":"17:47","startHours":16.352239689557063,"endHours":17.786069891383185,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:47","end":"19:21","startHours":17.786069891383185,"endHours":19.352239689557067,"quality":"neutral"},{"name":"Labha","start":"19:21","end":"20:55","startHours":19.352239689557067,"endHours":20.918409487730944,"quality":"auspicious"},{"name":"Amṛta","start":"20:55","end":"22:29","startHours":20.918409487730944,"endHours":22.48457928590482,"quality":"auspicious"},{"name":"Kāla","start":"22:29","end":"00:03","startHours":22.48457928590482,"endHours":24.050749084078703,"quality":"inauspicious"},{"name":"Śubha","start":"00:03","end":"01:37","startHours":24.050749084078703,"endHours":25.616918882252584,"quality":"auspicious"},{"name":"Roga","start":"01:37","end":"03:11","startHours":25.616918882252584,"endHours":27.18308868042646,"quality":"inauspicious"},{"name":"Udveg","start":"03:11","end":"04:45","startHours":27.18308868042646,"endHours":28.74925847860034,"quality":"inauspicious"},{"name":"Chala","start":"04:45","end":"06:19","startHours":28.74925847860034,"endHours":30.31542827677422,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:19","end":"07:19","startHours":6.315428276774219,"endHours":7.315428276774219,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:19","end":"08:19","startHours":7.315428276774219,"endHours":8.31542827677422,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:19","end":"09:19","startHours":8.31542827677422,"endHours":9.31542827677422,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:19","end":"10:19","startHours":9.31542827677422,"endHours":10.31542827677422,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:19","end":"11:19","startHours":10.31542827677422,"endHours":11.31542827677422,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:19","end":"12:19","startHours":11.31542827677422,"endHours":12.31542827677422,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:19","end":"13:19","startHours":12.31542827677422,"endHours":13.31542827677422,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:19","end":"14:19","startHours":13.31542827677422,"endHours":14.31542827677422,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:19","end":"15:19","startHours":14.31542827677422,"endHours":15.31542827677422,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:19","end":"16:19","startHours":15.31542827677422,"endHours":16.31542827677422,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:19","end":"17:19","startHours":16.31542827677422,"endHours":17.31542827677422,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:19","end":"18:19","startHours":17.31542827677422,"endHours":18.31542827677422,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:19","end":"19:19","startHours":18.31542827677422,"endHours":19.31542827677422,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:19","end":"20:19","startHours":19.31542827677422,"endHours":20.31542827677422,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:19","end":"21:19","startHours":20.31542827677422,"endHours":21.31542827677422,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:19","end":"22:19","startHours":21.31542827677422,"endHours":22.31542827677422,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:19","end":"23:19","startHours":22.31542827677422,"endHours":23.31542827677422,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:19","end":"00:19","startHours":23.31542827677422,"endHours":24.31542827677422,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:19","end":"01:19","startHours":24.31542827677422,"endHours":25.31542827677422,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:19","end":"02:19","startHours":25.31542827677422,"endHours":26.31542827677422,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:19","end":"03:19","startHours":26.31542827677422,"endHours":27.31542827677422,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:19","end":"04:19","startHours":27.31542827677422,"endHours":28.31542827677422,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:19","end":"05:19","startHours":28.31542827677422,"endHours":29.31542827677422,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:19","end":"06:19","startHours":29.31542827677422,"endHours":30.31542827677422,"planetary_lord":"Venus"}],"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":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Cara","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":-11.190192174295396,"eotMinutes":-14.28334504472219,"ayanamsa":24.0225}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Caturdaśī · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"festivals":[{"id":"maha-shivaratri","name":"Mahā Śivarātri","name_sanskrit":"महा शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"The greatest night of Lord Śiva; cosmic dance of dissolution.","vrata":true,"primary_observance":"Strict fast + night-long vigil + 4-yāma pūjā","detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa","lunar_month":"Phālguna"},"precedence":1},{"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},{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"maha-shivaratri-walk","name":"Mahā Śivarātri Walk","name_sanskrit":"महा शिवरात्रि यात्रा","type":"festival","description":"Śiva-stuti through Bhāgavata + Mahābhārata Anuśāsana.","step_count":12,"url":"/walk/maha-shivaratri-walk"},"reason":"Today is Mahā Śivarātri — its dedicated 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 20, 2012 CE · Ranchi, Jharkhand · Vidhyamitra","description":"February 20, 2012 CE for Ranchi, Jharkhand: Kṛṣṇa Caturdaśī, sūryodaya 06:19, sūryāsta 17:47.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ranchi/2012-02-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ranchi/2012-02-20","sa":"https://sa.vidhyamitra.com/city/ranchi/2012-02-20","hi":"https://hi.vidhyamitra.com/city/ranchi/2012-02-20","x-default":"https://vidhyamitra.com/city/ranchi/2012-02-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T06:32:09.592Z","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":"2026-05-17T06:32:09.592Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T06:32:09.592Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}