{"id":"vidhyamitra:city-day:colombo:2016-01-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/colombo/2016-01-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2016-01-07","date_display":"January 7, 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":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457394.770833,"kali_year":5117,"ahargana":1868929.2708,"sun":{"sidereal_longitude":261.851,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":224.5083,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":322.6573,"elapsed_within_tithi_degrees":10.6573},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":224.5083,"elapsed_within_degrees":11.175},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":126.3593},"karana":{"half_tithi_index":53,"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":2016,"month":1,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457394.770833,"ahargana":1868929.2708,"kali_year":5117,"ayanamsa_lahiri":24.0767,"grahas":{"sun":{"sidereal_longitude":262.075106,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":225.403906,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false,"latitude":4.211},"mars":{"sidereal_longitude":187.57710599999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":276.596806,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":148.430706,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":225.09660599999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":227.48840599999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":155.1333,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":335.1333,"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":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457394.770833,"kali_year":5117,"ahargana":1868929.2708,"sun":{"sidereal_longitude":261.851,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":224.5083,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":322.6573,"elapsed_within_tithi_degrees":10.6573},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":224.5083,"elapsed_within_degrees":11.175},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":126.3593},"karana":{"half_tithi_index":53,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.211,"elongation":37.343},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.211,"opposition_distance":142.657}},"eclipse_window_40days":[]},"city":{"slug":"colombo","name":"Colombo, Sri Lanka","lat":6.9271,"lon":79.8612,"tz_offset_hours":5.5,"country":"LK","tier":"diaspora"},"tier2":{"city":{"slug":"colombo","name":"Colombo, Sri Lanka","lat":6.9271,"lon":79.8612,"tz_offset_hours":5.5,"country":"LK","tier":"diaspora"},"sunriseLocal":"06:25","sunsetLocal":"18:09","solarNoonLocal":"12:17","dayLengthHours":11.73732725882872,"dayLengthDisplay":"11 Hours 44 Mins 14 Secs","nightLengthDisplay":"12 Hours 15 Mins 46 Secs","moonriseLocal":"03:59","moonsetLocal":"15:42","rahuKala":{"name":"Rāhu Kāla","start":"13:45","end":"15:13","startHours":13.747953812477252,"endHours":15.215119719830842,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:25","end":"07:53","startHours":6.412124275709302,"endHours":7.879290183062892,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:21","end":"10:49","startHours":9.346456090416481,"endHours":10.813621997770072,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:09","end":"09:33","startHours":9.150833969436004,"endHours":9.54207821139696,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:54","end":"07:13","startHours":6.901179578160499,"endHours":7.214174971729265,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:40","startHours":11.889543663162707,"endHours":12.67203214708462,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:51","end":"05:38","startHours":4.847147307865472,"endHours":5.629635791787387,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:26","end":"06:25","startHours":5.434013670806909,"endHours":6.412124275709302,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:14","end":"15:01","startHours":14.23700911492845,"endHours":15.019497598850364,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:57","end":"18:21","startHours":17.949451534538024,"endHours":18.349451534538023,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:09","end":"18:38","startHours":18.149451534538024,"endHours":18.63850683698922,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:54","end":"19:39","startHours":17.899451534538024,"endHours":19.649451534538024,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:40","startHours":23.889543663162705,"endHours":24.67203214708462,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:25","end":"07:53","startHours":6.412124275709302,"endHours":7.879290183062892,"quality":"auspicious"},{"name":"Roga","start":"07:53","end":"09:21","startHours":7.879290183062892,"endHours":9.346456090416481,"quality":"inauspicious"},{"name":"Udveg","start":"09:21","end":"10:49","startHours":9.346456090416481,"endHours":10.813621997770072,"quality":"inauspicious"},{"name":"Chala","start":"10:49","end":"12:17","startHours":10.813621997770072,"endHours":12.280787905123663,"quality":"neutral"},{"name":"Labha","start":"12:17","end":"13:45","startHours":12.280787905123663,"endHours":13.747953812477252,"quality":"auspicious"},{"name":"Amṛta","start":"13:45","end":"15:13","startHours":13.747953812477252,"endHours":15.215119719830842,"quality":"auspicious"},{"name":"Kāla","start":"15:13","end":"16:41","startHours":15.215119719830842,"endHours":16.682285627184434,"quality":"inauspicious"},{"name":"Śubha","start":"16:41","end":"18:09","startHours":16.682285627184434,"endHours":18.149451534538024,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:09","end":"19:41","startHours":18.149451534538024,"endHours":19.682285627184434,"quality":"auspicious"},{"name":"Kāla","start":"19:41","end":"21:13","startHours":19.682285627184434,"endHours":21.215119719830845,"quality":"inauspicious"},{"name":"Śubha","start":"21:13","end":"22:45","startHours":21.215119719830845,"endHours":22.747953812477252,"quality":"auspicious"},{"name":"Roga","start":"22:45","end":"00:17","startHours":22.747953812477252,"endHours":24.280787905123663,"quality":"inauspicious"},{"name":"Udveg","start":"00:17","end":"01:49","startHours":24.280787905123663,"endHours":25.813621997770074,"quality":"inauspicious"},{"name":"Chala","start":"01:49","end":"03:21","startHours":25.813621997770074,"endHours":27.34645609041648,"quality":"neutral"},{"name":"Labha","start":"03:21","end":"04:53","startHours":27.34645609041648,"endHours":28.879290183062892,"quality":"auspicious"},{"name":"Amṛta","start":"04:53","end":"06:25","startHours":28.879290183062892,"endHours":30.412124275709303,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:25","end":"07:25","startHours":6.412124275709302,"endHours":7.412124275709302,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:25","end":"08:25","startHours":7.412124275709302,"endHours":8.412124275709303,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:25","end":"09:25","startHours":8.412124275709303,"endHours":9.412124275709303,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:25","end":"10:25","startHours":9.412124275709303,"endHours":10.412124275709303,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:25","end":"11:25","startHours":10.412124275709303,"endHours":11.412124275709303,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:25","end":"12:25","startHours":11.412124275709303,"endHours":12.412124275709303,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:25","end":"13:25","startHours":12.412124275709303,"endHours":13.412124275709303,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:25","end":"14:25","startHours":13.412124275709303,"endHours":14.412124275709303,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:25","end":"15:25","startHours":14.412124275709303,"endHours":15.412124275709303,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:25","end":"16:25","startHours":15.412124275709303,"endHours":16.412124275709303,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:25","end":"17:25","startHours":16.412124275709303,"endHours":17.412124275709303,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:25","end":"18:25","startHours":17.412124275709303,"endHours":18.412124275709303,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:25","end":"19:25","startHours":18.412124275709303,"endHours":19.412124275709303,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:25","end":"20:25","startHours":19.412124275709303,"endHours":20.412124275709303,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:25","end":"21:25","startHours":20.412124275709303,"endHours":21.412124275709303,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:25","end":"22:25","startHours":21.412124275709303,"endHours":22.412124275709303,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:25","end":"23:25","startHours":22.412124275709303,"endHours":23.412124275709303,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:25","end":"00:25","startHours":23.412124275709303,"endHours":24.412124275709303,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:25","end":"01:25","startHours":24.412124275709303,"endHours":25.412124275709303,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:25","end":"02:25","startHours":25.412124275709303,"endHours":26.412124275709303,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:25","end":"03:25","startHours":26.412124275709303,"endHours":27.412124275709303,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:25","end":"04:25","startHours":27.412124275709303,"endHours":28.412124275709303,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:25","end":"05:25","startHours":28.412124275709303,"endHours":29.412124275709303,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:25","end":"06:25","startHours":29.412124275709303,"endHours":30.412124275709303,"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":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North-East","rahuVasa":"North-West","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"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":-22.45967902736313,"eotMinutes":-6.292074307419696,"ayanamsa":24.0767}},"calendars":{"vikram_samvat":2073,"vikram_samvatsara":"Saumya","saka_samvat":1938,"saka_samvatsara":"Durmukhi","bengali_samvat":1423,"malayalam_era":1192,"nanakshahi_year":547,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Dvādaśī · Vikram 2073 Saumya · Śaka 1938 Durmukhi"},"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}],"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":"colombo"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 7, 2016 CE · Colombo, Sri Lanka · Vidhyamitra","description":"January 7, 2016 CE for Colombo, Sri Lanka: Kṛṣṇa Dvādaśī, sūryodaya 06:25, sūryāsta 18:09.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/colombo/2016-01-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/colombo/2016-01-07","sa":"https://sa.vidhyamitra.com/city/colombo/2016-01-07","hi":"https://hi.vidhyamitra.com/city/colombo/2016-01-07","x-default":"https://vidhyamitra.com/city/colombo/2016-01-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T03:11:40.764Z","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":"2026-05-16T03:11:40.764Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T03:11:40.764Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}