{"id":"vidhyamitra:city-day:ranchi:1986-01-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ranchi/1986-01-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1986-01-16","date_display":"January 16, 1986 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":1986,"month":1,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446446.770833,"kali_year":5087,"ahargana":1857981.2708,"sun":{"sidereal_longitude":271.8814,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":340.2633,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":68.3819,"elapsed_within_tithi_degrees":8.3819},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3,"moon_longitude":340.2633,"elapsed_within_degrees":6.93},"yoga":{"number":19,"name":"Parigha","sum_longitude":252.1447},"karana":{"half_tithi_index":11,"name":"Taitila"},"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":1986,"month":1,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2446446.770833,"ahargana":1857981.2708,"kali_year":5087,"ayanamsa_lahiri":23.658,"grahas":{"sun":{"sidereal_longitude":271.95219999999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":341.0297,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false,"latitude":-2.5759},"mars":{"sidereal_longitude":206.19319999999993,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":262.13530000000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":298.76250000000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":271.3029,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":222.6006,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":15.211,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":195.211,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"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":1986,"month":1,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446446.770833,"kali_year":5087,"ahargana":1857981.2708,"sun":{"sidereal_longitude":271.8814,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":340.2633,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":68.3819,"elapsed_within_tithi_degrees":8.3819},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3,"moon_longitude":340.2633,"elapsed_within_degrees":6.93},"yoga":{"number":19,"name":"Parigha","sum_longitude":252.1447},"karana":{"half_tithi_index":11,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.576,"elongation":68.382},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.576,"opposition_distance":111.618}},"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":"06:33","sunsetLocal":"17:24","solarNoonLocal":"11:58","dayLengthHours":10.85855761059464,"dayLengthDisplay":"10 Hours 51 Mins 31 Secs","nightLengthDisplay":"13 Hours 08 Mins 29 Secs","moonriseLocal":"10:29","moonsetLocal":"22:41","rahuKala":{"name":"Rāhu Kāla","start":"13:20","end":"14:41","startHours":13.331561393687291,"endHours":14.68888109501162,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:33","end":"07:54","startHours":6.5449628870656404,"endHours":7.902282588389971,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:16","end":"10:37","startHours":9.259602289714302,"endHours":10.61692199103863,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:05","end":"09:26","startHours":9.078626329537723,"endHours":9.440578249890878,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:00","end":"07:17","startHours":6.997402787507084,"endHours":7.286964323789608,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:37","end":"12:20","startHours":11.612289772009806,"endHours":12.336193612716116,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:06","end":"05:49","startHours":5.097155205653022,"endHours":5.821059046359331,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:38","end":"06:33","startHours":5.640083086182754,"endHours":6.5449628870656404,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:47","end":"14:30","startHours":13.784001294128736,"endHours":14.507905134835045,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:12","end":"17:36","startHours":17.203520497660282,"endHours":17.60352049766028,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:24","end":"17:51","startHours":17.40352049766028,"endHours":17.855960398101725,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:09","end":"18:54","startHours":17.15352049766028,"endHours":18.90352049766028,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:37","end":"00:20","startHours":23.612289772009806,"endHours":24.336193612716112,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:33","end":"07:54","startHours":6.5449628870656404,"endHours":7.902282588389971,"quality":"auspicious"},{"name":"Roga","start":"07:54","end":"09:16","startHours":7.902282588389971,"endHours":9.259602289714302,"quality":"inauspicious"},{"name":"Udveg","start":"09:16","end":"10:37","startHours":9.259602289714302,"endHours":10.61692199103863,"quality":"inauspicious"},{"name":"Chala","start":"10:37","end":"11:58","startHours":10.61692199103863,"endHours":11.97424169236296,"quality":"neutral"},{"name":"Labha","start":"11:58","end":"13:20","startHours":11.97424169236296,"endHours":13.331561393687291,"quality":"auspicious"},{"name":"Amṛta","start":"13:20","end":"14:41","startHours":13.331561393687291,"endHours":14.68888109501162,"quality":"auspicious"},{"name":"Kāla","start":"14:41","end":"16:03","startHours":14.68888109501162,"endHours":16.046200796335953,"quality":"inauspicious"},{"name":"Śubha","start":"16:03","end":"17:24","startHours":16.046200796335953,"endHours":17.40352049766028,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:24","end":"19:03","startHours":17.40352049766028,"endHours":19.046200796335953,"quality":"auspicious"},{"name":"Kāla","start":"19:03","end":"20:41","startHours":19.046200796335953,"endHours":20.68888109501162,"quality":"inauspicious"},{"name":"Śubha","start":"20:41","end":"22:20","startHours":20.68888109501162,"endHours":22.33156139368729,"quality":"auspicious"},{"name":"Roga","start":"22:20","end":"23:58","startHours":22.33156139368729,"endHours":23.97424169236296,"quality":"inauspicious"},{"name":"Udveg","start":"23:58","end":"01:37","startHours":23.97424169236296,"endHours":25.61692199103863,"quality":"inauspicious"},{"name":"Chala","start":"01:37","end":"03:16","startHours":25.61692199103863,"endHours":27.2596022897143,"quality":"neutral"},{"name":"Labha","start":"03:16","end":"04:54","startHours":27.2596022897143,"endHours":28.902282588389973,"quality":"auspicious"},{"name":"Amṛta","start":"04:54","end":"06:33","startHours":28.902282588389973,"endHours":30.54496288706564,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:33","end":"07:33","startHours":6.5449628870656404,"endHours":7.5449628870656404,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:33","end":"08:33","startHours":7.5449628870656404,"endHours":8.54496288706564,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:33","end":"09:33","startHours":8.54496288706564,"endHours":9.54496288706564,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:33","end":"10:33","startHours":9.54496288706564,"endHours":10.54496288706564,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:33","end":"11:33","startHours":10.54496288706564,"endHours":11.54496288706564,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:33","end":"12:33","startHours":11.54496288706564,"endHours":12.54496288706564,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:33","end":"13:33","startHours":12.54496288706564,"endHours":13.54496288706564,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:33","end":"14:33","startHours":13.54496288706564,"endHours":14.54496288706564,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:33","end":"15:33","startHours":14.54496288706564,"endHours":15.54496288706564,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:33","end":"16:33","startHours":15.54496288706564,"endHours":16.54496288706564,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:33","end":"17:33","startHours":16.54496288706564,"endHours":17.54496288706564,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:33","end":"18:33","startHours":17.54496288706564,"endHours":18.54496288706564,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:33","end":"19:33","startHours":18.54496288706564,"endHours":19.54496288706564,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:33","end":"20:33","startHours":19.54496288706564,"endHours":20.54496288706564,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:33","end":"21:33","startHours":20.54496288706564,"endHours":21.54496288706564,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:33","end":"22:33","startHours":21.54496288706564,"endHours":22.54496288706564,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:33","end":"23:33","startHours":22.54496288706564,"endHours":23.54496288706564,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:33","end":"00:33","startHours":23.54496288706564,"endHours":24.54496288706564,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:33","end":"01:33","startHours":24.54496288706564,"endHours":25.54496288706564,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:33","end":"02:33","startHours":25.54496288706564,"endHours":26.54496288706564,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:33","end":"03:33","startHours":26.54496288706564,"endHours":27.54496288706564,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:33","end":"04:33","startHours":27.54496288706564,"endHours":28.54496288706564,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:33","end":"05:33","startHours":28.54496288706564,"endHours":29.54496288706564,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:33","end":"06:33","startHours":29.54496288706564,"endHours":30.54496288706564,"planetary_lord":"Moon"}],"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":"South (Dakṣiṇa)","chandraVasa":"South-West","rahuVasa":"North-West","anandadiYoga":{"name":"Padma","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-21.017769559948324,"eotMinutes":-9.692901541777706,"ayanamsa":23.658}},"calendars":{"vikram_samvat":2043,"vikram_samvatsara":"Pramāthi","saka_samvat":1908,"saka_samvatsara":"Akṣaya","bengali_samvat":1393,"malayalam_era":1162,"nanakshahi_year":517,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Ṣaṣṭhī · Vikram 2043 Pramāthi · Śaka 1908 Akṣaya"},"festivals":[],"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 January 16, 1986 CE · Ranchi, Jharkhand · Vidhyamitra","description":"January 16, 1986 CE for Ranchi, Jharkhand: Śukla Ṣaṣṭhī, sūryodaya 06:33, sūryāsta 17:24.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ranchi/1986-01-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ranchi/1986-01-16","sa":"https://sa.vidhyamitra.com/city/ranchi/1986-01-16","hi":"https://hi.vidhyamitra.com/city/ranchi/1986-01-16","x-default":"https://vidhyamitra.com/city/ranchi/1986-01-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T17:05:23.606Z","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":"2026-06-02T17:05:23.606Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T17:05:23.606Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}