{"id":"vidhyamitra:city-day:ranchi:2002-01-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ranchi/2002-01-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2002-01-20","date_display":"January 20, 2002 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":2002,"month":1,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452294.770833,"kali_year":5103,"ahargana":1863829.2708,"sun":{"sidereal_longitude":275.8425,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":350.3516,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":74.5091,"elapsed_within_tithi_degrees":2.5091},"nakshatra":{"number":27,"name":"Revatī","pada":2,"moon_longitude":350.3516,"elapsed_within_degrees":3.6849},"yoga":{"number":20,"name":"Śiva","sum_longitude":266.194},"karana":{"half_tithi_index":12,"name":"Gara"},"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":2002,"month":1,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452294.770833,"ahargana":1863829.2708,"kali_year":5103,"ayanamsa_lahiri":23.8817,"grahas":{"sun":{"sidereal_longitude":275.91956400000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":347.133964,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false,"latitude":-4.3465},"mars":{"sidereal_longitude":336.920964,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":290.492664,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":74.22306400000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":277.23506399999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":44.38106399999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":65.3559,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":245.3559,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"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":2002,"month":1,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452294.770833,"kali_year":5103,"ahargana":1863829.2708,"sun":{"sidereal_longitude":275.8425,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":350.3516,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":74.5091,"elapsed_within_tithi_degrees":2.5091},"nakshatra":{"number":27,"name":"Revatī","pada":2,"moon_longitude":350.3516,"elapsed_within_degrees":3.6849},"yoga":{"number":20,"name":"Śiva","sum_longitude":266.194},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.346,"elongation":74.509},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.346,"opposition_distance":105.491}},"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":"06:32","sunsetLocal":"17:27","solarNoonLocal":"12:00","dayLengthHours":10.912799949374497,"dayLengthDisplay":"10 Hours 54 Mins 46 Secs","nightLengthDisplay":"13 Hours 05 Mins 14 Secs","moonriseLocal":"10:34","moonsetLocal":"22:55","rahuKala":{"name":"Rāhu Kāla","start":"16:05","end":"17:27","startHours":16.087731703302588,"endHours":17.451831696974402,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:00","end":"13:22","startHours":11.995431722287154,"endHours":13.359531715958965,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:43","end":"16:05","startHours":14.723631709630778,"endHours":16.087731703302588,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:05","end":"09:27","startHours":9.085351735787288,"endHours":9.449111734099771,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:00","end":"07:17","startHours":6.993731745490509,"endHours":7.284739744140495,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:38","end":"12:22","startHours":11.631671723974671,"endHours":12.359191720599638,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:05","end":"05:49","startHours":5.083991754349972,"endHours":5.8115117509749386,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:38","end":"06:32","startHours":5.629631751818697,"endHours":6.539031747599905,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:49","end":"14:33","startHours":13.81423171384957,"endHours":14.541751710474536,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:15","end":"17:39","startHours":17.251831696974403,"endHours":17.6518316969744,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:27","end":"17:54","startHours":17.451831696974402,"endHours":17.906531694865006,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:12","end":"18:57","startHours":17.201831696974402,"endHours":18.951831696974402,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:38","end":"00:22","startHours":23.631671723974673,"endHours":24.359191720599636,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:32","end":"07:54","startHours":6.539031747599905,"endHours":7.903131741271717,"quality":"inauspicious"},{"name":"Chala","start":"07:54","end":"09:16","startHours":7.903131741271717,"endHours":9.267231734943529,"quality":"neutral"},{"name":"Labha","start":"09:16","end":"10:38","startHours":9.267231734943529,"endHours":10.631331728615342,"quality":"auspicious"},{"name":"Amṛta","start":"10:38","end":"12:00","startHours":10.631331728615342,"endHours":11.995431722287154,"quality":"auspicious"},{"name":"Kāla","start":"12:00","end":"13:22","startHours":11.995431722287154,"endHours":13.359531715958965,"quality":"inauspicious"},{"name":"Śubha","start":"13:22","end":"14:43","startHours":13.359531715958965,"endHours":14.723631709630778,"quality":"auspicious"},{"name":"Roga","start":"14:43","end":"16:05","startHours":14.723631709630778,"endHours":16.087731703302588,"quality":"inauspicious"},{"name":"Udveg","start":"16:05","end":"17:27","startHours":16.087731703302588,"endHours":17.451831696974402,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:27","end":"19:05","startHours":17.451831696974402,"endHours":19.08773170330259,"quality":"auspicious"},{"name":"Roga","start":"19:05","end":"20:43","startHours":19.08773170330259,"endHours":20.723631709630776,"quality":"inauspicious"},{"name":"Udveg","start":"20:43","end":"22:22","startHours":20.723631709630776,"endHours":22.359531715958965,"quality":"inauspicious"},{"name":"Chala","start":"22:22","end":"00:00","startHours":22.359531715958965,"endHours":23.995431722287154,"quality":"neutral"},{"name":"Labha","start":"00:00","end":"01:38","startHours":23.995431722287154,"endHours":25.631331728615343,"quality":"auspicious"},{"name":"Amṛta","start":"01:38","end":"03:16","startHours":25.631331728615343,"endHours":27.26723173494353,"quality":"auspicious"},{"name":"Kāla","start":"03:16","end":"04:54","startHours":27.26723173494353,"endHours":28.903131741271718,"quality":"inauspicious"},{"name":"Śubha","start":"04:54","end":"06:32","startHours":28.903131741271718,"endHours":30.539031747599907,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:32","end":"07:32","startHours":6.539031747599905,"endHours":7.539031747599905,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:32","end":"08:32","startHours":7.539031747599905,"endHours":8.539031747599905,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:32","end":"09:32","startHours":8.539031747599905,"endHours":9.539031747599905,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:32","end":"10:32","startHours":9.539031747599905,"endHours":10.539031747599905,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:32","end":"11:32","startHours":10.539031747599905,"endHours":11.539031747599905,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:32","end":"12:32","startHours":11.539031747599905,"endHours":12.539031747599905,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:32","end":"13:32","startHours":12.539031747599905,"endHours":13.539031747599905,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:32","end":"14:32","startHours":13.539031747599905,"endHours":14.539031747599905,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:32","end":"15:32","startHours":14.539031747599905,"endHours":15.539031747599905,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:32","end":"16:32","startHours":15.539031747599905,"endHours":16.539031747599907,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:32","end":"17:32","startHours":16.539031747599907,"endHours":17.539031747599907,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:32","end":"18:32","startHours":17.539031747599907,"endHours":18.539031747599907,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:32","end":"19:32","startHours":18.539031747599907,"endHours":19.539031747599907,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:32","end":"20:32","startHours":19.539031747599907,"endHours":20.539031747599907,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:32","end":"21:32","startHours":20.539031747599907,"endHours":21.539031747599907,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:32","end":"22:32","startHours":21.539031747599907,"endHours":22.539031747599907,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:32","end":"23:32","startHours":22.539031747599907,"endHours":23.539031747599907,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:32","end":"00:32","startHours":23.539031747599907,"endHours":24.539031747599907,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:32","end":"01:32","startHours":24.539031747599907,"endHours":25.539031747599907,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:32","end":"02:32","startHours":25.539031747599907,"endHours":26.539031747599907,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:32","end":"03:32","startHours":26.539031747599907,"endHours":27.539031747599907,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:32","end":"04:32","startHours":27.539031747599907,"endHours":28.539031747599907,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:32","end":"05:32","startHours":28.539031747599907,"endHours":29.539031747599907,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:32","end":"06:32","startHours":29.539031747599907,"endHours":30.539031747599907,"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":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-20.189983698241306,"eotMinutes":-10.9643033372293,"ayanamsa":23.8817}},"calendars":{"vikram_samvat":2059,"vikram_samvatsara":"Manmatha","saka_samvat":1924,"saka_samvatsara":"Citrabhānu","bengali_samvat":1409,"malayalam_era":1178,"nanakshahi_year":533,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Saptamī · Vikram 2059 Manmatha · Śaka 1924 Citrabhānu"},"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":"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 January 20, 2002 CE · Ranchi, Jharkhand · Vidhyamitra","description":"January 20, 2002 CE for Ranchi, Jharkhand: Śukla Saptamī, sūryodaya 06:32, sūryāsta 17:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ranchi/2002-01-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ranchi/2002-01-20","sa":"https://sa.vidhyamitra.com/city/ranchi/2002-01-20","hi":"https://hi.vidhyamitra.com/city/ranchi/2002-01-20","x-default":"https://vidhyamitra.com/city/ranchi/2002-01-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T20:24:55.626Z","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":"2026-05-16T20:24:55.626Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T20:24:55.626Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}