{"id":"vidhyamitra:city-day:washington-dc:2002-01-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/washington-dc/2002-01-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2002-01-28","date_display":"January 28, 2002 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":2002,"month":1,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452302.770833,"kali_year":5103,"ahargana":1863837.2708,"sun":{"sidereal_longitude":284.0393,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":90.8904,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":166.8511,"elapsed_within_tithi_degrees":10.8511},"nakshatra":{"number":7,"name":"Punarvasu","pada":4,"moon_longitude":90.8904,"elapsed_within_degrees":10.8904},"yoga":{"number":2,"name":"Prīti","sum_longitude":14.9297},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2002,"month":1,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452302.770833,"ahargana":1863837.2708,"kali_year":5103,"ayanamsa_lahiri":23.882,"grahas":{"sun":{"sidereal_longitude":284.05545800000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"moon":{"sidereal_longitude":91.57585800000004,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false,"latitude":1.9681},"mars":{"sidereal_longitude":342.737858,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":283.416158,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":73.35065800000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":287.282158,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":44.15925800000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":64.932,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":244.932,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","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":2002,"month":1,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452302.770833,"kali_year":5103,"ahargana":1863837.2708,"sun":{"sidereal_longitude":284.0393,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":90.8904,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":166.8511,"elapsed_within_tithi_degrees":10.8511},"nakshatra":{"number":7,"name":"Punarvasu","pada":4,"moon_longitude":90.8904,"elapsed_within_degrees":10.8904},"yoga":{"number":2,"name":"Prīti","sum_longitude":14.9297},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.968,"elongation":166.851},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.968,"opposition_distance":13.149}},"eclipse_window_40days":[]},"city":{"slug":"washington-dc","name":"Washington DC, USA","lat":38.9072,"lon":-77.0369,"tz_offset_hours":-5,"country":"US","tier":"diaspora"},"tier2":{"city":{"slug":"washington-dc","name":"Washington DC, USA","lat":38.9072,"lon":-77.0369,"tz_offset_hours":-5,"country":"US","tier":"diaspora"},"sunriseLocal":"07:18","sunsetLocal":"17:24","solarNoonLocal":"12:21","dayLengthHours":10.093650552311601,"dayLengthDisplay":"10 Hours 05 Mins 37 Secs","nightLengthDisplay":"13 Hours 54 Mins 23 Secs","moonriseLocal":"16:15","moonsetLocal":"06:47","rahuKala":{"name":"Rāhu Kāla","start":"08:34","end":"09:50","startHours":8.566918243464247,"endHours":9.828624562503197,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:05","end":"12:21","startHours":11.090330881542148,"endHours":12.352037200581098,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:37","end":"14:53","startHours":13.613743519620048,"endHours":14.875449838658998,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:40","end":"10:00","startHours":9.660397053298006,"endHours":9.996852071708393,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:44","end":"08:00","startHours":7.725780697438282,"endHours":7.994944712166591,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:41","startHours":12.01558218217071,"endHours":12.688492218991485,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:58","end":"06:38","startHours":5.959391850783751,"endHours":6.632301887604525,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:28","end":"07:18","startHours":6.4640743783993315,"endHours":7.305211924425298,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:02","end":"14:42","startHours":14.034312292633032,"endHours":14.707222329453806,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:12","end":"17:36","startHours":17.1988624767369,"endHours":17.598862476736898,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:24","end":"17:49","startHours":17.3988624767369,"endHours":17.819431249749883,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:09","end":"18:54","startHours":17.1488624767369,"endHours":18.8988624767369,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:41","startHours":24.01558218217071,"endHours":24.688492218991485,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:18","end":"08:34","startHours":7.305211924425298,"endHours":8.566918243464247,"quality":"auspicious"},{"name":"Kāla","start":"08:34","end":"09:50","startHours":8.566918243464247,"endHours":9.828624562503197,"quality":"inauspicious"},{"name":"Śubha","start":"09:50","end":"11:05","startHours":9.828624562503197,"endHours":11.090330881542148,"quality":"auspicious"},{"name":"Roga","start":"11:05","end":"12:21","startHours":11.090330881542148,"endHours":12.352037200581098,"quality":"inauspicious"},{"name":"Udveg","start":"12:21","end":"13:37","startHours":12.352037200581098,"endHours":13.613743519620048,"quality":"inauspicious"},{"name":"Chala","start":"13:37","end":"14:53","startHours":13.613743519620048,"endHours":14.875449838658998,"quality":"neutral"},{"name":"Labha","start":"14:53","end":"16:08","startHours":14.875449838658998,"endHours":16.137156157697948,"quality":"auspicious"},{"name":"Amṛta","start":"16:08","end":"17:24","startHours":16.137156157697948,"endHours":17.3988624767369,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:24","end":"19:08","startHours":17.3988624767369,"endHours":19.137156157697948,"quality":"neutral"},{"name":"Labha","start":"19:08","end":"20:53","startHours":19.137156157697948,"endHours":20.875449838658998,"quality":"auspicious"},{"name":"Amṛta","start":"20:53","end":"22:37","startHours":20.875449838658998,"endHours":22.613743519620048,"quality":"auspicious"},{"name":"Kāla","start":"22:37","end":"00:21","startHours":22.613743519620048,"endHours":24.352037200581098,"quality":"inauspicious"},{"name":"Śubha","start":"00:21","end":"02:05","startHours":24.352037200581098,"endHours":26.090330881542148,"quality":"auspicious"},{"name":"Roga","start":"02:05","end":"03:50","startHours":26.090330881542148,"endHours":27.828624562503197,"quality":"inauspicious"},{"name":"Udveg","start":"03:50","end":"05:34","startHours":27.828624562503197,"endHours":29.566918243464247,"quality":"inauspicious"},{"name":"Chala","start":"05:34","end":"07:18","startHours":29.566918243464247,"endHours":31.305211924425297,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:18","end":"08:18","startHours":7.305211924425298,"endHours":8.305211924425297,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:18","end":"09:18","startHours":8.305211924425297,"endHours":9.305211924425297,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:18","end":"10:18","startHours":9.305211924425297,"endHours":10.305211924425297,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:18","end":"11:18","startHours":10.305211924425297,"endHours":11.305211924425297,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:18","end":"12:18","startHours":11.305211924425297,"endHours":12.305211924425297,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:18","end":"13:18","startHours":12.305211924425297,"endHours":13.305211924425297,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:18","end":"14:18","startHours":13.305211924425297,"endHours":14.305211924425297,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:18","end":"15:18","startHours":14.305211924425297,"endHours":15.305211924425297,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:18","end":"16:18","startHours":15.305211924425297,"endHours":16.305211924425297,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:18","end":"17:18","startHours":16.305211924425297,"endHours":17.305211924425297,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:18","end":"18:18","startHours":17.305211924425297,"endHours":18.305211924425297,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:18","end":"19:18","startHours":18.305211924425297,"endHours":19.305211924425297,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:18","end":"20:18","startHours":19.305211924425297,"endHours":20.305211924425297,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:18","end":"21:18","startHours":20.305211924425297,"endHours":21.305211924425297,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:18","end":"22:18","startHours":21.305211924425297,"endHours":22.305211924425297,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:18","end":"23:18","startHours":22.305211924425297,"endHours":23.305211924425297,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:18","end":"00:18","startHours":23.305211924425297,"endHours":24.305211924425297,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:18","end":"01:18","startHours":24.305211924425297,"endHours":25.305211924425297,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:18","end":"02:18","startHours":25.305211924425297,"endHours":26.305211924425297,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:18","end":"03:18","startHours":26.305211924425297,"endHours":27.305211924425297,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:18","end":"04:18","startHours":27.305211924425297,"endHours":28.305211924425297,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:18","end":"05:18","startHours":28.305211924425297,"endHours":29.305211924425297,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:18","end":"06:18","startHours":29.305211924425297,"endHours":30.305211924425297,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:18","end":"07:18","startHours":30.305211924425297,"endHours":31.305211924425297,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-18.281420098615392,"eotMinutes":-12.974632034865841,"ayanamsa":23.882}},"calendars":{"vikram_samvat":2059,"vikram_samvatsara":"Manmatha","saka_samvat":1924,"saka_samvatsara":"Citrabhānu","bengali_samvat":1409,"malayalam_era":1178,"nanakshahi_year":533,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Caturdaśī · Vikram 2059 Manmatha · Śaka 1924 Citrabhānu"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Punarvasu","url":"/day/-1626101-04-03","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"washington-dc"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 28, 2002 CE · Washington DC, USA · Vidhyamitra","description":"January 28, 2002 CE for Washington DC, USA: Śukla Caturdaśī, sūryodaya 07:18, sūryāsta 17:24.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/washington-dc/2002-01-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/washington-dc/2002-01-28","sa":"https://sa.vidhyamitra.com/city/washington-dc/2002-01-28","hi":"https://hi.vidhyamitra.com/city/washington-dc/2002-01-28","x-default":"https://vidhyamitra.com/city/washington-dc/2002-01-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T19:45:48.162Z","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":"2026-06-02T19:45:48.162Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T19:45:48.162Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}