{"id":"vidhyamitra:city-day:colombo:2000-08-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/colombo/2000-08-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2000-08-31","date_display":"August 31, 2000 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":2000,"month":8,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451787.770833,"kali_year":5102,"ahargana":1863322.2708,"sun":{"sidereal_longitude":133.4024,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":155.8441,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":22.4417,"elapsed_within_tithi_degrees":10.4417},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3,"moon_longitude":155.8441,"elapsed_within_degrees":9.1774},"yoga":{"number":22,"name":"Sādhya","sum_longitude":289.2465},"karana":{"half_tithi_index":3,"name":"Kaulava"},"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":2000,"month":8,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2451787.770833,"ahargana":1863322.2708,"kali_year":5102,"ayanamsa_lahiri":23.8623,"grahas":{"sun":{"sidereal_longitude":134.088035,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":155.734335,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false,"latitude":4.0308},"mars":{"sidereal_longitude":115.33253500000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":142.459335,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":45.93303500000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":156.02543500000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":36.918835,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":92.2192,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":272.2192,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"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":2000,"month":8,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451787.770833,"kali_year":5102,"ahargana":1863322.2708,"sun":{"sidereal_longitude":133.4024,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":155.8441,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":22.4417,"elapsed_within_tithi_degrees":10.4417},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3,"moon_longitude":155.8441,"elapsed_within_degrees":9.1774},"yoga":{"number":22,"name":"Sādhya","sum_longitude":289.2465},"karana":{"half_tithi_index":3,"name":"Kaulava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.031,"elongation":22.442},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.031,"opposition_distance":157.558}},"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":"06:03","sunsetLocal":"18:18","solarNoonLocal":"12:10","dayLengthHours":12.253348556081782,"dayLengthDisplay":"12 Hours 15 Mins 12 Secs","nightLengthDisplay":"11 Hours 44 Mins 48 Secs","moonriseLocal":"07:35","moonsetLocal":"19:39","rahuKala":{"name":"Rāhu Kāla","start":"13:42","end":"15:14","startHours":13.705162077453767,"endHours":15.236830646963991,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:03","end":"07:35","startHours":6.0468192299026535,"endHours":7.578487799412876,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:07","end":"10:39","startHours":9.1101563689231,"endHours":10.641824938433322,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:54","end":"09:19","startHours":8.905933892988402,"endHours":9.314378844857796,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:33","end":"06:53","startHours":6.557375419739395,"endHours":6.8841313812349085,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:35","startHours":11.76504855607415,"endHours":12.581938459812937,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:25","end":"05:14","startHours":4.413039422425083,"endHours":5.229929326163868,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:02","end":"06:03","startHours":5.025706850229172,"endHours":6.0468192299026535,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:13","end":"15:02","startHours":14.215718267290509,"endHours":15.032608171029294,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:06","end":"18:30","startHours":18.100167785984436,"endHours":18.500167785984434,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:18","end":"18:49","startHours":18.300167785984435,"endHours":18.810723975821176,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:03","end":"19:48","startHours":18.050167785984435,"endHours":19.800167785984435,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:35","startHours":23.765048556074152,"endHours":24.581938459812935,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:03","end":"07:35","startHours":6.0468192299026535,"endHours":7.578487799412876,"quality":"auspicious"},{"name":"Roga","start":"07:35","end":"09:07","startHours":7.578487799412876,"endHours":9.1101563689231,"quality":"inauspicious"},{"name":"Udveg","start":"09:07","end":"10:39","startHours":9.1101563689231,"endHours":10.641824938433322,"quality":"inauspicious"},{"name":"Chala","start":"10:39","end":"12:10","startHours":10.641824938433322,"endHours":12.173493507943544,"quality":"neutral"},{"name":"Labha","start":"12:10","end":"13:42","startHours":12.173493507943544,"endHours":13.705162077453767,"quality":"auspicious"},{"name":"Amṛta","start":"13:42","end":"15:14","startHours":13.705162077453767,"endHours":15.236830646963991,"quality":"auspicious"},{"name":"Kāla","start":"15:14","end":"16:46","startHours":15.236830646963991,"endHours":16.76849921647421,"quality":"inauspicious"},{"name":"Śubha","start":"16:46","end":"18:18","startHours":16.76849921647421,"endHours":18.300167785984435,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:18","end":"19:46","startHours":18.300167785984435,"endHours":19.76849921647421,"quality":"auspicious"},{"name":"Kāla","start":"19:46","end":"21:14","startHours":19.76849921647421,"endHours":21.236830646963988,"quality":"inauspicious"},{"name":"Śubha","start":"21:14","end":"22:42","startHours":21.236830646963988,"endHours":22.705162077453767,"quality":"auspicious"},{"name":"Roga","start":"22:42","end":"00:10","startHours":22.705162077453767,"endHours":24.173493507943544,"quality":"inauspicious"},{"name":"Udveg","start":"00:10","end":"01:39","startHours":24.173493507943544,"endHours":25.64182493843332,"quality":"inauspicious"},{"name":"Chala","start":"01:39","end":"03:07","startHours":25.64182493843332,"endHours":27.1101563689231,"quality":"neutral"},{"name":"Labha","start":"03:07","end":"04:35","startHours":27.1101563689231,"endHours":28.578487799412876,"quality":"auspicious"},{"name":"Amṛta","start":"04:35","end":"06:03","startHours":28.578487799412876,"endHours":30.046819229902653,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:03","end":"07:03","startHours":6.0468192299026535,"endHours":7.0468192299026535,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:03","end":"08:03","startHours":7.0468192299026535,"endHours":8.046819229902653,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:03","end":"09:03","startHours":8.046819229902653,"endHours":9.046819229902653,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:03","end":"10:03","startHours":9.046819229902653,"endHours":10.046819229902653,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:03","end":"11:03","startHours":10.046819229902653,"endHours":11.046819229902653,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:03","end":"12:03","startHours":11.046819229902653,"endHours":12.046819229902653,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:03","end":"13:03","startHours":12.046819229902653,"endHours":13.046819229902653,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:03","end":"14:03","startHours":13.046819229902653,"endHours":14.046819229902653,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:03","end":"15:03","startHours":14.046819229902653,"endHours":15.046819229902653,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:03","end":"16:03","startHours":15.046819229902653,"endHours":16.046819229902653,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:03","end":"17:03","startHours":16.046819229902653,"endHours":17.046819229902653,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:03","end":"18:03","startHours":17.046819229902653,"endHours":18.046819229902653,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:03","end":"19:03","startHours":18.046819229902653,"endHours":19.046819229902653,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:03","end":"20:03","startHours":19.046819229902653,"endHours":20.046819229902653,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:03","end":"21:03","startHours":20.046819229902653,"endHours":21.046819229902653,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:03","end":"22:03","startHours":21.046819229902653,"endHours":22.046819229902653,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:03","end":"23:03","startHours":22.046819229902653,"endHours":23.046819229902653,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:03","end":"00:03","startHours":23.046819229902653,"endHours":24.046819229902653,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:03","end":"01:03","startHours":24.046819229902653,"endHours":25.046819229902653,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:03","end":"02:03","startHours":25.046819229902653,"endHours":26.046819229902653,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:03","end":"03:03","startHours":26.046819229902653,"endHours":27.046819229902653,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:03","end":"04:03","startHours":27.046819229902653,"endHours":28.046819229902653,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:03","end":"05:03","startHours":28.046819229902653,"endHours":29.046819229902653,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:03","end":"06:03","startHours":29.046819229902653,"endHours":30.046819229902653,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North-West","rahuVasa":"North-West","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":8.587104638946007,"eotMinutes":0.14558952338733633,"ayanamsa":23.8623}},"calendars":{"vikram_samvat":2057,"vikram_samvatsara":"Vijaya","saka_samvat":1922,"saka_samvatsara":"Vikrama","bengali_samvat":1407,"malayalam_era":1176,"nanakshahi_year":531,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Dvitīyā · Vikram 2057 Vijaya · Śaka 1922 Vikrama"},"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":"colombo"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga August 31, 2000 CE · Colombo, Sri Lanka · Vidhyamitra","description":"August 31, 2000 CE for Colombo, Sri Lanka: Śukla Dvitīyā, sūryodaya 06:03, sūryāsta 18:18.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/colombo/2000-08-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/colombo/2000-08-31","sa":"https://sa.vidhyamitra.com/city/colombo/2000-08-31","hi":"https://hi.vidhyamitra.com/city/colombo/2000-08-31","x-default":"https://vidhyamitra.com/city/colombo/2000-08-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T13:44:37.160Z","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":"2026-05-31T13:44:37.160Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T13:44:37.160Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}