{"id":"vidhyamitra:city-day:colombo:2003-01-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/colombo/2003-01-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2003-01-01","date_display":"January 1, 2003 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":2003,"month":1,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452640.770833,"kali_year":5104,"ahargana":1864175.2708,"sun":{"sidereal_longitude":256.0565,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":234.3748,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":338.3182,"elapsed_within_tithi_degrees":2.3182},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3,"moon_longitude":234.3748,"elapsed_within_degrees":7.7081},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":130.4313},"karana":{"half_tithi_index":56,"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":2003,"month":1,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452640.770833,"ahargana":1864175.2708,"kali_year":5104,"ayanamsa_lahiri":23.8949,"grahas":{"sun":{"sidereal_longitude":256.299944,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":232.778144,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false,"latitude":-0.5752},"mars":{"sidereal_longitude":205.68314399999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":274.360544,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":112.891144,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":209.719744,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":60.431644000000006,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":47.0231,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":227.0231,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","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":2003,"month":1,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452640.770833,"kali_year":5104,"ahargana":1864175.2708,"sun":{"sidereal_longitude":256.0565,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":234.3748,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":338.3182,"elapsed_within_tithi_degrees":2.3182},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3,"moon_longitude":234.3748,"elapsed_within_degrees":7.7081},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":130.4313},"karana":{"half_tithi_index":56,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.575,"elongation":21.682},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.575,"opposition_distance":158.318}},"eclipse_window_40days":[{"offset_days":-12,"type":"lunar","occurs":true,"moon_latitude":1.434,"opposition_distance":2.531}]},"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":"06:22","sunsetLocal":"18:06","solarNoonLocal":"12:14","dayLengthHours":11.726692267597173,"dayLengthDisplay":"11 Hours 43 Mins 36 Secs","nightLengthDisplay":"12 Hours 16 Mins 24 Secs","moonriseLocal":"04:49","moonsetLocal":"16:31","rahuKala":{"name":"Rāhu Kāla","start":"12:14","end":"13:42","startHours":12.2376729720566,"endHours":13.703509505506247,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:50","end":"09:18","startHours":7.84016337170766,"endHours":9.305999905157307,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:46","end":"12:14","startHours":10.771836438606954,"endHours":12.2376729720566,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:07","end":"09:30","startHours":9.110555034030687,"endHours":9.501444776283925,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:52","end":"07:11","startHours":6.862939016074562,"endHours":7.175650809877153,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:51","end":"12:38","startHours":11.84678322980336,"endHours":12.62856271430984,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:49","end":"05:36","startHours":4.810767869245057,"endHours":5.592547353751535,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:24","end":"06:22","startHours":5.397102482624915,"endHours":6.374326838258013,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:12","end":"14:58","startHours":14.192121683322796,"endHours":14.973901167829274,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:54","end":"18:18","startHours":17.901019105855188,"endHours":18.301019105855186,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:06","end":"18:35","startHours":18.101019105855187,"endHours":18.589631283671736,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:51","end":"19:36","startHours":17.851019105855187,"endHours":19.601019105855187,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:51","end":"00:38","startHours":23.84678322980336,"endHours":24.62856271430984,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:22","end":"07:50","startHours":6.374326838258013,"endHours":7.84016337170766,"quality":"auspicious"},{"name":"Amṛta","start":"07:50","end":"09:18","startHours":7.84016337170766,"endHours":9.305999905157307,"quality":"auspicious"},{"name":"Kāla","start":"09:18","end":"10:46","startHours":9.305999905157307,"endHours":10.771836438606954,"quality":"inauspicious"},{"name":"Śubha","start":"10:46","end":"12:14","startHours":10.771836438606954,"endHours":12.2376729720566,"quality":"auspicious"},{"name":"Roga","start":"12:14","end":"13:42","startHours":12.2376729720566,"endHours":13.703509505506247,"quality":"inauspicious"},{"name":"Udveg","start":"13:42","end":"15:10","startHours":13.703509505506247,"endHours":15.169346038955894,"quality":"inauspicious"},{"name":"Chala","start":"15:10","end":"16:38","startHours":15.169346038955894,"endHours":16.63518257240554,"quality":"neutral"},{"name":"Labha","start":"16:38","end":"18:06","startHours":16.63518257240554,"endHours":18.101019105855187,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:06","end":"19:38","startHours":18.101019105855187,"endHours":19.63518257240554,"quality":"inauspicious"},{"name":"Chala","start":"19:38","end":"21:10","startHours":19.63518257240554,"endHours":21.169346038955894,"quality":"neutral"},{"name":"Labha","start":"21:10","end":"22:42","startHours":21.169346038955894,"endHours":22.703509505506247,"quality":"auspicious"},{"name":"Amṛta","start":"22:42","end":"00:14","startHours":22.703509505506247,"endHours":24.2376729720566,"quality":"auspicious"},{"name":"Kāla","start":"00:14","end":"01:46","startHours":24.2376729720566,"endHours":25.771836438606954,"quality":"inauspicious"},{"name":"Śubha","start":"01:46","end":"03:18","startHours":25.771836438606954,"endHours":27.305999905157307,"quality":"auspicious"},{"name":"Roga","start":"03:18","end":"04:50","startHours":27.305999905157307,"endHours":28.84016337170766,"quality":"inauspicious"},{"name":"Udveg","start":"04:50","end":"06:22","startHours":28.84016337170766,"endHours":30.374326838258014,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:22","end":"07:22","startHours":6.374326838258013,"endHours":7.374326838258013,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:22","end":"08:22","startHours":7.374326838258013,"endHours":8.374326838258014,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:22","end":"09:22","startHours":8.374326838258014,"endHours":9.374326838258014,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:22","end":"10:22","startHours":9.374326838258014,"endHours":10.374326838258014,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:22","end":"11:22","startHours":10.374326838258014,"endHours":11.374326838258014,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:22","end":"12:22","startHours":11.374326838258014,"endHours":12.374326838258014,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:22","end":"13:22","startHours":12.374326838258014,"endHours":13.374326838258014,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:22","end":"14:22","startHours":13.374326838258014,"endHours":14.374326838258014,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:22","end":"15:22","startHours":14.374326838258014,"endHours":15.374326838258014,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:22","end":"16:22","startHours":15.374326838258014,"endHours":16.374326838258014,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:22","end":"17:22","startHours":16.374326838258014,"endHours":17.374326838258014,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:22","end":"18:22","startHours":17.374326838258014,"endHours":18.374326838258014,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:22","end":"19:22","startHours":18.374326838258014,"endHours":19.374326838258014,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:22","end":"20:22","startHours":19.374326838258014,"endHours":20.374326838258014,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:22","end":"21:22","startHours":20.374326838258014,"endHours":21.374326838258014,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:22","end":"22:22","startHours":21.374326838258014,"endHours":22.374326838258014,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:22","end":"23:22","startHours":22.374326838258014,"endHours":23.374326838258014,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:22","end":"00:22","startHours":23.374326838258014,"endHours":24.374326838258014,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:22","end":"01:22","startHours":24.374326838258014,"endHours":25.374326838258014,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:22","end":"02:22","startHours":25.374326838258014,"endHours":26.374326838258014,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:22","end":"03:22","startHours":26.374326838258014,"endHours":27.374326838258014,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:22","end":"04:22","startHours":27.374326838258014,"endHours":28.374326838258014,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:22","end":"05:22","startHours":28.374326838258014,"endHours":29.374326838258014,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:22","end":"06:22","startHours":29.374326838258014,"endHours":30.374326838258014,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"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":"Kāladaṇḍa","quality":"Inauspicious"},"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":-23.04493196133536,"eotMinutes":-3.705178323396069,"ayanamsa":23.8949}},"calendars":{"vikram_samvat":2060,"vikram_samvatsara":"Durmukhi","saka_samvat":1925,"saka_samvatsara":"Subhānu","bengali_samvat":1410,"malayalam_era":1179,"nanakshahi_year":534,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Caturdaśī · Vikram 2060 Durmukhi · Śaka 1925 Subhānu"},"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},{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"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":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Jyeṣṭhā","url":"/day/-3137-10-20","relevance":0.5}]},"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 1, 2003 CE · Colombo, Sri Lanka · Vidhyamitra","description":"January 1, 2003 CE for Colombo, Sri Lanka: Kṛṣṇa Caturdaśī, sūryodaya 06:22, sūryāsta 18:06.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/colombo/2003-01-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/colombo/2003-01-01","sa":"https://sa.vidhyamitra.com/city/colombo/2003-01-01","hi":"https://hi.vidhyamitra.com/city/colombo/2003-01-01","x-default":"https://vidhyamitra.com/city/colombo/2003-01-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T15:11:43.224Z","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":"2026-05-16T15:11:43.224Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T15:11:43.224Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}