{"id":"vidhyamitra:city-day:colombo:2016-05-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/colombo/2016-05-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2016-05-28","date_display":"May 28, 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":5,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457536.770833,"kali_year":5118,"ahargana":1869071.2708,"sun":{"sidereal_longitude":42.9337,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":297.473,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":254.5393,"elapsed_within_tithi_degrees":2.5393},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2,"moon_longitude":297.473,"elapsed_within_degrees":4.1396},"yoga":{"number":26,"name":"Indra","sum_longitude":340.4067},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":5,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457536.770833,"ahargana":1869071.2708,"kali_year":5118,"ayanamsa_lahiri":24.0822,"grahas":{"sun":{"sidereal_longitude":43.07278100000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":294.766381,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false,"latitude":2.2575},"mars":{"sidereal_longitude":215.56878099999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":true},"mercury":{"sidereal_longitude":21.003481000000022,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":139.03218099999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":40.173280999999974,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":229.30158099999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":147.6095,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":327.6095,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":2016,"month":5,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457536.770833,"kali_year":5118,"ahargana":1869071.2708,"sun":{"sidereal_longitude":42.9337,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":297.473,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":254.5393,"elapsed_within_tithi_degrees":2.5393},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2,"moon_longitude":297.473,"elapsed_within_degrees":4.1396},"yoga":{"number":26,"name":"Indra","sum_longitude":340.4067},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.258,"elongation":105.461},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.258,"opposition_distance":74.539}},"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":"05:53","sunsetLocal":"18:22","solarNoonLocal":"12:08","dayLengthHours":12.486217767385462,"dayLengthDisplay":"12 Hours 29 Mins 10 Secs","nightLengthDisplay":"11 Hours 30 Mins 50 Secs","moonriseLocal":"23:00","moonsetLocal":"10:49","rahuKala":{"name":"Rāhu Kāla","start":"09:00","end":"10:34","startHours":9.006168665982855,"endHours":10.566945886906037,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:41","end":"15:15","startHours":13.688500328752403,"endHours":15.249277549675586,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:53","end":"07:27","startHours":5.884614224136489,"endHours":7.445391445059672,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:48","end":"09:13","startHours":8.798065036526431,"endHours":9.21427229543928,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:24","end":"06:44","startHours":6.4048732977775495,"endHours":6.737839104907828,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:43","end":"12:33","startHours":11.71151584891637,"endHours":12.543930366742067,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:13","end":"05:03","startHours":4.219785188485094,"endHours":5.052199706310791,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:51","end":"05:53","startHours":4.844096076854367,"endHours":5.884614224136489,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:13","end":"15:02","startHours":14.208759402393461,"endHours":15.041173920219158,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:10","end":"18:34","startHours":18.17083199152195,"endHours":18.57083199152195,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:22","end":"18:53","startHours":18.37083199152195,"endHours":18.89109106516301,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:07","end":"19:52","startHours":18.12083199152195,"endHours":19.87083199152195,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:43","end":"00:33","startHours":23.71151584891637,"endHours":24.543930366742067,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:53","end":"07:27","startHours":5.884614224136489,"endHours":7.445391445059672,"quality":"inauspicious"},{"name":"Śubha","start":"07:27","end":"09:00","startHours":7.445391445059672,"endHours":9.006168665982855,"quality":"auspicious"},{"name":"Roga","start":"09:00","end":"10:34","startHours":9.006168665982855,"endHours":10.566945886906037,"quality":"inauspicious"},{"name":"Udveg","start":"10:34","end":"12:08","startHours":10.566945886906037,"endHours":12.127723107829219,"quality":"inauspicious"},{"name":"Chala","start":"12:08","end":"13:41","startHours":12.127723107829219,"endHours":13.688500328752403,"quality":"neutral"},{"name":"Labha","start":"13:41","end":"15:15","startHours":13.688500328752403,"endHours":15.249277549675586,"quality":"auspicious"},{"name":"Amṛta","start":"15:15","end":"16:49","startHours":15.249277549675586,"endHours":16.810054770598768,"quality":"auspicious"},{"name":"Kāla","start":"16:49","end":"18:22","startHours":16.810054770598768,"endHours":18.37083199152195,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:22","end":"19:49","startHours":18.37083199152195,"endHours":19.810054770598768,"quality":"auspicious"},{"name":"Amṛta","start":"19:49","end":"21:15","startHours":19.810054770598768,"endHours":21.249277549675583,"quality":"auspicious"},{"name":"Kāla","start":"21:15","end":"22:41","startHours":21.249277549675583,"endHours":22.6885003287524,"quality":"inauspicious"},{"name":"Śubha","start":"22:41","end":"00:08","startHours":22.6885003287524,"endHours":24.12772310782922,"quality":"auspicious"},{"name":"Roga","start":"00:08","end":"01:34","startHours":24.12772310782922,"endHours":25.566945886906037,"quality":"inauspicious"},{"name":"Udveg","start":"01:34","end":"03:00","startHours":25.566945886906037,"endHours":27.006168665982855,"quality":"inauspicious"},{"name":"Chala","start":"03:00","end":"04:27","startHours":27.006168665982855,"endHours":28.44539144505967,"quality":"neutral"},{"name":"Labha","start":"04:27","end":"05:53","startHours":28.44539144505967,"endHours":29.884614224136488,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:53","end":"06:53","startHours":5.884614224136489,"endHours":6.884614224136489,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:53","end":"07:53","startHours":6.884614224136489,"endHours":7.884614224136489,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:53","end":"08:53","startHours":7.884614224136489,"endHours":8.884614224136488,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:53","end":"09:53","startHours":8.884614224136488,"endHours":9.884614224136488,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:53","end":"10:53","startHours":9.884614224136488,"endHours":10.884614224136488,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:53","end":"11:53","startHours":10.884614224136488,"endHours":11.884614224136488,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:53","end":"12:53","startHours":11.884614224136488,"endHours":12.884614224136488,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:53","end":"13:53","startHours":12.884614224136488,"endHours":13.884614224136488,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:53","end":"14:53","startHours":13.884614224136488,"endHours":14.884614224136488,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:53","end":"15:53","startHours":14.884614224136488,"endHours":15.884614224136488,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:53","end":"16:53","startHours":15.884614224136488,"endHours":16.884614224136488,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:53","end":"17:53","startHours":16.884614224136488,"endHours":17.884614224136488,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:53","end":"18:53","startHours":17.884614224136488,"endHours":18.884614224136488,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:53","end":"19:53","startHours":18.884614224136488,"endHours":19.884614224136488,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:53","end":"20:53","startHours":19.884614224136488,"endHours":20.884614224136488,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:53","end":"21:53","startHours":20.884614224136488,"endHours":21.884614224136488,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:53","end":"22:53","startHours":21.884614224136488,"endHours":22.884614224136488,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:53","end":"23:53","startHours":22.884614224136488,"endHours":23.884614224136488,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:53","end":"00:53","startHours":23.884614224136488,"endHours":24.884614224136488,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:53","end":"01:53","startHours":24.884614224136488,"endHours":25.884614224136488,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:53","end":"02:53","startHours":25.884614224136488,"endHours":26.884614224136488,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:53","end":"03:53","startHours":26.884614224136488,"endHours":27.884614224136488,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:53","end":"04:53","startHours":27.884614224136488,"endHours":28.884614224136488,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:53","end":"05:53","startHours":28.884614224136488,"endHours":29.884614224136488,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"drikRitu":"Grīṣma (Summer) (Drik)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":21.501998779607064,"eotMinutes":2.8918135302468597,"ayanamsa":24.0822}},"calendars":{"vikram_samvat":2073,"vikram_samvatsara":"Saumya","saka_samvat":1938,"saka_samvatsara":"Durmukhi","bengali_samvat":1423,"malayalam_era":1192,"nanakshahi_year":547,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Saptamī · Vikram 2073 Saumya · Śaka 1938 Durmukhi"},"festivals":[{"id":"vrishabha-sankranti","name":"Vṛṣabha Saṅkrānti","name_sanskrit":"वृषभ सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Taurus.","vrata":false,"detection":{"sun_rashi":"Vṛṣabha"},"precedence":5}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 May 28, 2016 CE · Colombo, Sri Lanka · Vidhyamitra","description":"May 28, 2016 CE for Colombo, Sri Lanka: Kṛṣṇa Saptamī, sūryodaya 05:53, sūryāsta 18:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/colombo/2016-05-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/colombo/2016-05-28","sa":"https://sa.vidhyamitra.com/city/colombo/2016-05-28","hi":"https://hi.vidhyamitra.com/city/colombo/2016-05-28","x-default":"https://vidhyamitra.com/city/colombo/2016-05-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T12:57:48.056Z","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":"2026-05-15T12:57:48.056Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T12:57:48.056Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}