{"id":"vidhyamitra:city-day:ujjain:2016-01-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ujjain/2016-01-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2016-01-17","date_display":"January 17, 2016 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":2016,"month":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457404.770833,"kali_year":5117,"ahargana":1868939.2708,"sun":{"sidereal_longitude":272.125,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":2.3498,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":90.2248,"elapsed_within_tithi_degrees":6.2248},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":2.3498,"elapsed_within_degrees":2.3498},"yoga":{"number":21,"name":"Siddha","sum_longitude":274.4748},"karana":{"half_tithi_index":15,"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":2016,"month":1,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457404.770833,"ahargana":1868939.2708,"kali_year":5117,"ayanamsa_lahiri":24.0771,"grahas":{"sun":{"sidereal_longitude":272.264224,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":3.057924000000014,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false,"latitude":-2.0933},"mars":{"sidereal_longitude":192.958524,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":266.283324,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":148.30812400000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":true},"venus":{"sidereal_longitude":237.32102400000008,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":228.49692400000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":154.6035,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":334.6035,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":2016,"month":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457404.770833,"kali_year":5117,"ahargana":1868939.2708,"sun":{"sidereal_longitude":272.125,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":2.3498,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":90.2248,"elapsed_within_tithi_degrees":6.2248},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":2.3498,"elapsed_within_degrees":2.3498},"yoga":{"number":21,"name":"Siddha","sum_longitude":274.4748},"karana":{"half_tithi_index":15,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.093,"elongation":90.225},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.093,"opposition_distance":89.775}},"eclipse_window_40days":[]},"city":{"slug":"ujjain","name":"Ujjain","lat":23.1765,"lon":75.7885,"tz_offset_hours":5.5,"state":"Madhya Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"ujjain","name":"Ujjain","lat":23.1765,"lon":75.7885,"tz_offset_hours":5.5,"state":"Madhya Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"07:11","sunsetLocal":"18:03","solarNoonLocal":"12:37","dayLengthHours":10.877583673317671,"dayLengthDisplay":"10 Hours 52 Mins 39 Secs","nightLengthDisplay":"13 Hours 07 Mins 21 Secs","moonriseLocal":"12:19","moonsetLocal":"01:01","rahuKala":{"name":"Rāhu Kāla","start":"16:42","end":"18:03","startHours":16.693628689929273,"endHours":18.053326649093982,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:37","end":"13:58","startHours":12.614534812435146,"endHours":13.974232771599855,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:20","end":"16:42","startHours":15.333930730764564,"endHours":16.693628689929273,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:43","end":"10:05","startHours":9.713845832883766,"endHours":10.07643195532769,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:38","end":"07:55","startHours":7.628975628831214,"endHours":7.919044526786352,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:15","end":"12:59","startHours":12.251948689991224,"endHours":12.977120934879068,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:44","end":"06:27","startHours":5.725398486000621,"endHours":6.450570730888466,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:16","end":"07:11","startHours":6.269277669666505,"endHours":7.175742975776311,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:09","startHours":14.42746542465476,"endHours":15.152637669542603,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:51","end":"18:15","startHours":17.853326649093983,"endHours":18.25332664909398,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:03","end":"18:30","startHours":18.053326649093982,"endHours":18.506559302148887,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:48","end":"19:33","startHours":17.803326649093982,"endHours":19.553326649093982,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:15","end":"00:59","startHours":24.251948689991224,"endHours":24.977120934879068,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:11","end":"08:32","startHours":7.175742975776311,"endHours":8.53544093494102,"quality":"inauspicious"},{"name":"Chala","start":"08:32","end":"09:54","startHours":8.53544093494102,"endHours":9.89513889410573,"quality":"neutral"},{"name":"Labha","start":"09:54","end":"11:15","startHours":9.89513889410573,"endHours":11.254836853270437,"quality":"auspicious"},{"name":"Amṛta","start":"11:15","end":"12:37","startHours":11.254836853270437,"endHours":12.614534812435146,"quality":"auspicious"},{"name":"Kāla","start":"12:37","end":"13:58","startHours":12.614534812435146,"endHours":13.974232771599855,"quality":"inauspicious"},{"name":"Śubha","start":"13:58","end":"15:20","startHours":13.974232771599855,"endHours":15.333930730764564,"quality":"auspicious"},{"name":"Roga","start":"15:20","end":"16:42","startHours":15.333930730764564,"endHours":16.693628689929273,"quality":"inauspicious"},{"name":"Udveg","start":"16:42","end":"18:03","startHours":16.693628689929273,"endHours":18.053326649093982,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:03","end":"19:42","startHours":18.053326649093982,"endHours":19.693628689929273,"quality":"auspicious"},{"name":"Roga","start":"19:42","end":"21:20","startHours":19.693628689929273,"endHours":21.333930730764564,"quality":"inauspicious"},{"name":"Udveg","start":"21:20","end":"22:58","startHours":21.333930730764564,"endHours":22.974232771599855,"quality":"inauspicious"},{"name":"Chala","start":"22:58","end":"00:37","startHours":22.974232771599855,"endHours":24.614534812435146,"quality":"neutral"},{"name":"Labha","start":"00:37","end":"02:15","startHours":24.614534812435146,"endHours":26.25483685327044,"quality":"auspicious"},{"name":"Amṛta","start":"02:15","end":"03:54","startHours":26.25483685327044,"endHours":27.895138894105727,"quality":"auspicious"},{"name":"Kāla","start":"03:54","end":"05:32","startHours":27.895138894105727,"endHours":29.535440934941022,"quality":"inauspicious"},{"name":"Śubha","start":"05:32","end":"07:11","startHours":29.535440934941022,"endHours":31.17574297577631,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:11","end":"08:11","startHours":7.175742975776311,"endHours":8.175742975776311,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:11","end":"09:11","startHours":8.175742975776311,"endHours":9.175742975776311,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:11","end":"10:11","startHours":9.175742975776311,"endHours":10.175742975776311,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:11","end":"11:11","startHours":10.175742975776311,"endHours":11.175742975776311,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:11","end":"12:11","startHours":11.175742975776311,"endHours":12.175742975776311,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:11","end":"13:11","startHours":12.175742975776311,"endHours":13.175742975776311,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:11","end":"14:11","startHours":13.175742975776311,"endHours":14.175742975776311,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:11","end":"15:11","startHours":14.175742975776311,"endHours":15.175742975776311,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:11","end":"16:11","startHours":15.175742975776311,"endHours":16.17574297577631,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:11","end":"17:11","startHours":16.17574297577631,"endHours":17.17574297577631,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:11","end":"18:11","startHours":17.17574297577631,"endHours":18.17574297577631,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:11","end":"19:11","startHours":18.17574297577631,"endHours":19.17574297577631,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:11","end":"20:11","startHours":19.17574297577631,"endHours":20.17574297577631,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:11","end":"21:11","startHours":20.17574297577631,"endHours":21.17574297577631,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:11","end":"22:11","startHours":21.17574297577631,"endHours":22.17574297577631,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:11","end":"23:11","startHours":22.17574297577631,"endHours":23.17574297577631,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:11","end":"00:11","startHours":23.17574297577631,"endHours":24.17574297577631,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:11","end":"01:11","startHours":24.17574297577631,"endHours":25.17574297577631,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:11","end":"02:11","startHours":25.17574297577631,"endHours":26.17574297577631,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:11","end":"03:11","startHours":26.17574297577631,"endHours":27.17574297577631,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:11","end":"04:11","startHours":27.17574297577631,"endHours":28.17574297577631,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:11","end":"05:11","startHours":28.17574297577631,"endHours":29.17574297577631,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:11","end":"06:11","startHours":29.17574297577631,"endHours":30.17574297577631,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:11","end":"07:11","startHours":30.17574297577631,"endHours":31.17574297577631,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Ānanda","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":-20.881391012145993,"eotMinutes":-10.026088746108654,"ayanamsa":24.0771}},"calendars":{"vikram_samvat":2073,"vikram_samvatsara":"Saumya","saka_samvat":1938,"saka_samvatsara":"Durmukhi","bengali_samvat":1423,"malayalam_era":1192,"nanakshahi_year":547,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Aṣṭamī · Vikram 2073 Saumya · Śaka 1938 Durmukhi"},"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":"bhishma-ashtami","name":"Bhīṣmāṣṭamī","name_sanskrit":"भीष्माष्टमी","tradition":"Pan-Hindu","associated_deity":"Bhīṣma Pitāmaha","significance":"Bhīṣma's mahaprasthāna anniversary (Māgha Śukla 8); Bhīṣma-tarpaṇa.","vrata":true,"detection":{"tithi_number":8,"tithi_paksha":"Śukla","lunar_month":"Māgha"},"precedence":2,"sources":["Mahābhārata, Anuśāsana Parva"]},{"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":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","relevance":0.5},{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"ujjain"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 17, 2016 CE · Ujjain · Vidhyamitra","description":"January 17, 2016 CE for Ujjain: Śukla Aṣṭamī, sūryodaya 07:11, sūryāsta 18:03.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ujjain/2016-01-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ujjain/2016-01-17","sa":"https://sa.vidhyamitra.com/city/ujjain/2016-01-17","hi":"https://hi.vidhyamitra.com/city/ujjain/2016-01-17","x-default":"https://vidhyamitra.com/city/ujjain/2016-01-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T16:53:40.250Z","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":"2026-05-15T16:53:40.250Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T16:53:40.250Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}