{"id":"vidhyamitra:city-day:colombo:2016-10-05:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/colombo/2016-10-05","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2016-10-05","date_display":"October 5, 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":10,"day":5,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457666.770833,"kali_year":5118,"ahargana":1869201.2708,"sun":{"sidereal_longitude":167.3645,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":215.3155,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":47.9509,"elapsed_within_tithi_degrees":11.9509},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":215.3155,"elapsed_within_degrees":1.9821},"yoga":{"number":2,"name":"Prīti","sum_longitude":22.68},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":10,"day":5,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457666.770833,"ahargana":1869201.2708,"kali_year":5118,"ayanamsa_lahiri":24.0871,"grahas":{"sun":{"sidereal_longitude":168.150214,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"moon":{"sidereal_longitude":212.23781399999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false,"latitude":4.338},"mars":{"sidereal_longitude":250.85641399999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":152.07251399999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":160.85921399999995,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"venus":{"sidereal_longitude":199.60601399999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":227.63991399999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":140.7214,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":320.7214,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva 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":10,"day":5,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457666.770833,"kali_year":5118,"ahargana":1869201.2708,"sun":{"sidereal_longitude":167.3645,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":215.3155,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":47.9509,"elapsed_within_tithi_degrees":11.9509},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":215.3155,"elapsed_within_degrees":1.9821},"yoga":{"number":2,"name":"Prīti","sum_longitude":22.68},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.338,"elongation":47.951},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.338,"opposition_distance":132.049}},"eclipse_window_40days":[{"offset_days":-18,"type":"lunar","occurs":true,"moon_latitude":-0.783,"opposition_distance":1.976}]},"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":"05:57","sunsetLocal":"17:59","solarNoonLocal":"11:58","dayLengthHours":12.03375389238145,"dayLengthDisplay":"12 Hours 02 Mins 02 Secs","nightLengthDisplay":"11 Hours 57 Mins 58 Secs","moonriseLocal":"09:02","moonsetLocal":"20:47","rahuKala":{"name":"Rāhu Kāla","start":"11:58","end":"13:28","startHours":11.969381995660516,"endHours":13.473601232208196,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:27","end":"08:58","startHours":7.456724286017471,"endHours":8.960943522565152,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:28","end":"11:58","startHours":10.465162759112834,"endHours":11.969381995660516,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:46","end":"09:10","startHours":8.760380957692128,"endHours":9.161506087438177,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:27","end":"06:46","startHours":6.453911461652351,"endHours":6.774811565449189,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:34","end":"12:22","startHours":11.568256865914467,"endHours":12.370507125406565,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:21","end":"05:09","startHours":4.348004530485597,"endHours":5.150254789977694,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:57","end":"05:57","startHours":4.94969222510467,"endHours":5.95250504946979,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:59","end":"14:47","startHours":13.975007644390756,"endHours":14.777257903882852,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:47","end":"18:11","startHours":17.78625894185124,"endHours":18.18625894185124,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:59","end":"18:29","startHours":17.98625894185124,"endHours":18.4876653540338,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:44","end":"19:29","startHours":17.73625894185124,"endHours":19.48625894185124,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:34","end":"00:22","startHours":23.568256865914467,"endHours":24.370507125406565,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:57","end":"07:27","startHours":5.95250504946979,"endHours":7.456724286017471,"quality":"auspicious"},{"name":"Amṛta","start":"07:27","end":"08:58","startHours":7.456724286017471,"endHours":8.960943522565152,"quality":"auspicious"},{"name":"Kāla","start":"08:58","end":"10:28","startHours":8.960943522565152,"endHours":10.465162759112834,"quality":"inauspicious"},{"name":"Śubha","start":"10:28","end":"11:58","startHours":10.465162759112834,"endHours":11.969381995660516,"quality":"auspicious"},{"name":"Roga","start":"11:58","end":"13:28","startHours":11.969381995660516,"endHours":13.473601232208196,"quality":"inauspicious"},{"name":"Udveg","start":"13:28","end":"14:59","startHours":13.473601232208196,"endHours":14.977820468755878,"quality":"inauspicious"},{"name":"Chala","start":"14:59","end":"16:29","startHours":14.977820468755878,"endHours":16.482039705303556,"quality":"neutral"},{"name":"Labha","start":"16:29","end":"17:59","startHours":16.482039705303556,"endHours":17.98625894185124,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:59","end":"19:29","startHours":17.98625894185124,"endHours":19.48203970530356,"quality":"inauspicious"},{"name":"Chala","start":"19:29","end":"20:59","startHours":19.48203970530356,"endHours":20.977820468755876,"quality":"neutral"},{"name":"Labha","start":"20:59","end":"22:28","startHours":20.977820468755876,"endHours":22.473601232208196,"quality":"auspicious"},{"name":"Amṛta","start":"22:28","end":"23:58","startHours":22.473601232208196,"endHours":23.969381995660516,"quality":"auspicious"},{"name":"Kāla","start":"23:58","end":"01:28","startHours":23.969381995660516,"endHours":25.465162759112836,"quality":"inauspicious"},{"name":"Śubha","start":"01:28","end":"02:58","startHours":25.465162759112836,"endHours":26.960943522565152,"quality":"auspicious"},{"name":"Roga","start":"02:58","end":"04:27","startHours":26.960943522565152,"endHours":28.456724286017472,"quality":"inauspicious"},{"name":"Udveg","start":"04:27","end":"05:57","startHours":28.456724286017472,"endHours":29.952505049469792,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:57","end":"06:57","startHours":5.95250504946979,"endHours":6.95250504946979,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:57","end":"07:57","startHours":6.95250504946979,"endHours":7.95250504946979,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:57","end":"08:57","startHours":7.95250504946979,"endHours":8.95250504946979,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:57","end":"09:57","startHours":8.95250504946979,"endHours":9.95250504946979,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:57","end":"10:57","startHours":9.95250504946979,"endHours":10.95250504946979,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:57","end":"11:57","startHours":10.95250504946979,"endHours":11.95250504946979,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:57","end":"12:57","startHours":11.95250504946979,"endHours":12.95250504946979,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:57","end":"13:57","startHours":12.95250504946979,"endHours":13.95250504946979,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:57","end":"14:57","startHours":13.95250504946979,"endHours":14.95250504946979,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:57","end":"15:57","startHours":14.95250504946979,"endHours":15.95250504946979,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:57","end":"16:57","startHours":15.95250504946979,"endHours":16.952505049469792,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:57","end":"17:57","startHours":16.952505049469792,"endHours":17.952505049469792,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:57","end":"18:57","startHours":17.952505049469792,"endHours":18.952505049469792,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:57","end":"19:57","startHours":18.952505049469792,"endHours":19.952505049469792,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:57","end":"20:57","startHours":19.952505049469792,"endHours":20.952505049469792,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:57","end":"21:57","startHours":20.952505049469792,"endHours":21.952505049469792,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:57","end":"22:57","startHours":21.952505049469792,"endHours":22.952505049469792,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:57","end":"23:57","startHours":22.952505049469792,"endHours":23.952505049469792,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:57","end":"00:57","startHours":23.952505049469792,"endHours":24.952505049469792,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:57","end":"01:57","startHours":24.952505049469792,"endHours":25.952505049469792,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:57","end":"02:57","startHours":25.952505049469792,"endHours":26.952505049469792,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:57","end":"03:57","startHours":26.952505049469792,"endHours":27.952505049469792,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:57","end":"04:57","startHours":27.952505049469792,"endHours":28.952505049469792,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:57","end":"05:57","startHours":28.952505049469792,"endHours":29.952505049469792,"planetary_lord":"Sun"}],"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":"North (Uttara)","chandraVasa":"North-East","rahuVasa":"South-West","anandadiYoga":{"name":"Ānanda","quality":"Auspicious"},"drikRitu":"Śarad (Autumn) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-4.835996903586213,"eotMinutes":12.392280260369008,"ayanamsa":24.0871}},"calendars":{"vikram_samvat":2073,"vikram_samvatsara":"Saumya","saka_samvat":1938,"saka_samvatsara":"Durmukhi","bengali_samvat":1423,"malayalam_era":1192,"nanakshahi_year":547,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Caturthī · Vikram 2073 Saumya · Śaka 1938 Durmukhi"},"festivals":[{"id":"kanya-sankranti","name":"Kanyā Saṅkrānti (Mahālaya begins)","name_sanskrit":"कन्या सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Virgo; Mahālaya / Pitṛ-Pakṣa solar marker.","vrata":false,"detection":{"sun_rashi":"Kanyā"},"precedence":4},{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 October 5, 2016 CE · Colombo, Sri Lanka · Vidhyamitra","description":"October 5, 2016 CE for Colombo, Sri Lanka: Śukla Caturthī, sūryodaya 05:57, sūryāsta 17:59.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/colombo/2016-10-05","hreflang_alternates":{"en":"https://vidhyamitra.com/city/colombo/2016-10-05","sa":"https://sa.vidhyamitra.com/city/colombo/2016-10-05","hi":"https://hi.vidhyamitra.com/city/colombo/2016-10-05","x-default":"https://vidhyamitra.com/city/colombo/2016-10-05"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T13:03:28.687Z","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":"2026-05-15T13:03:28.687Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T13:03:28.687Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}