{"id":"vidhyamitra:city-day:tokyo:2002-01-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/tokyo/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":"tokyo","name":"Tokyo, Japan","lat":35.6762,"lon":139.6503,"tz_offset_hours":9,"country":"JP","tier":"diaspora"},"tier2":{"city":{"slug":"tokyo","name":"Tokyo, Japan","lat":35.6762,"lon":139.6503,"tz_offset_hours":9,"country":"JP","tier":"diaspora"},"sunriseLocal":"06:45","sunsetLocal":"17:04","solarNoonLocal":"11:54","dayLengthHours":10.318533435928643,"dayLengthDisplay":"10 Hours 19 Mins 07 Secs","nightLengthDisplay":"13 Hours 40 Mins 53 Secs","moonriseLocal":"15:57","moonsetLocal":"06:12","rahuKala":{"name":"Rāhu Kāla","start":"08:02","end":"09:20","startHours":8.036773828774521,"endHours":9.326590508265603,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:37","end":"11:54","startHours":10.616407187756682,"endHours":11.906223867247764,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:12","end":"14:29","startHours":13.196040546738843,"endHours":14.485857226229925,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:09","end":"09:30","startHours":9.154614951000125,"endHours":9.49856606553108,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:11","end":"07:27","startHours":7.176896042447135,"endHours":7.452056934071899,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:34","end":"12:15","startHours":11.56227275271681,"endHours":12.250174981778718,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:22","end":"06:04","startHours":5.371152691159622,"endHours":6.0590549202215325,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:53","end":"06:45","startHours":5.8870793629560545,"endHours":6.746957149283442,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:38","end":"14:19","startHours":13.625979439902537,"endHours":14.313881668964447,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:52","end":"17:16","startHours":16.865490585212086,"endHours":17.265490585212085,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:04","end":"17:30","startHours":17.065490585212086,"endHours":17.49542947837578,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:49","end":"18:34","startHours":16.815490585212086,"endHours":18.565490585212086,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:34","end":"00:15","startHours":23.562272752716808,"endHours":24.25017498177872,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:45","end":"08:02","startHours":6.746957149283442,"endHours":8.036773828774521,"quality":"auspicious"},{"name":"Kāla","start":"08:02","end":"09:20","startHours":8.036773828774521,"endHours":9.326590508265603,"quality":"inauspicious"},{"name":"Śubha","start":"09:20","end":"10:37","startHours":9.326590508265603,"endHours":10.616407187756682,"quality":"auspicious"},{"name":"Roga","start":"10:37","end":"11:54","startHours":10.616407187756682,"endHours":11.906223867247764,"quality":"inauspicious"},{"name":"Udveg","start":"11:54","end":"13:12","startHours":11.906223867247764,"endHours":13.196040546738843,"quality":"inauspicious"},{"name":"Chala","start":"13:12","end":"14:29","startHours":13.196040546738843,"endHours":14.485857226229925,"quality":"neutral"},{"name":"Labha","start":"14:29","end":"15:47","startHours":14.485857226229925,"endHours":15.775673905721003,"quality":"auspicious"},{"name":"Amṛta","start":"15:47","end":"17:04","startHours":15.775673905721003,"endHours":17.065490585212086,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:04","end":"18:47","startHours":17.065490585212086,"endHours":18.775673905721007,"quality":"neutral"},{"name":"Labha","start":"18:47","end":"20:29","startHours":18.775673905721007,"endHours":20.485857226229925,"quality":"auspicious"},{"name":"Amṛta","start":"20:29","end":"22:12","startHours":20.485857226229925,"endHours":22.196040546738843,"quality":"auspicious"},{"name":"Kāla","start":"22:12","end":"23:54","startHours":22.196040546738843,"endHours":23.906223867247764,"quality":"inauspicious"},{"name":"Śubha","start":"23:54","end":"01:37","startHours":23.906223867247764,"endHours":25.616407187756685,"quality":"auspicious"},{"name":"Roga","start":"01:37","end":"03:20","startHours":25.616407187756685,"endHours":27.326590508265603,"quality":"inauspicious"},{"name":"Udveg","start":"03:20","end":"05:02","startHours":27.326590508265603,"endHours":29.03677382877452,"quality":"inauspicious"},{"name":"Chala","start":"05:02","end":"06:45","startHours":29.03677382877452,"endHours":30.746957149283443,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:45","end":"07:45","startHours":6.746957149283442,"endHours":7.746957149283442,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:45","end":"08:45","startHours":7.746957149283442,"endHours":8.746957149283443,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:45","end":"09:45","startHours":8.746957149283443,"endHours":9.746957149283443,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:45","end":"10:45","startHours":9.746957149283443,"endHours":10.746957149283443,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:45","end":"11:45","startHours":10.746957149283443,"endHours":11.746957149283443,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:45","end":"12:45","startHours":11.746957149283443,"endHours":12.746957149283443,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:45","end":"13:45","startHours":12.746957149283443,"endHours":13.746957149283443,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:45","end":"14:45","startHours":13.746957149283443,"endHours":14.746957149283443,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:45","end":"15:45","startHours":14.746957149283443,"endHours":15.746957149283443,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:45","end":"16:45","startHours":15.746957149283443,"endHours":16.746957149283443,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:45","end":"17:45","startHours":16.746957149283443,"endHours":17.746957149283443,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:45","end":"18:45","startHours":17.746957149283443,"endHours":18.746957149283443,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:45","end":"19:45","startHours":18.746957149283443,"endHours":19.746957149283443,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:45","end":"20:45","startHours":19.746957149283443,"endHours":20.746957149283443,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:45","end":"21:45","startHours":20.746957149283443,"endHours":21.746957149283443,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:45","end":"22:45","startHours":21.746957149283443,"endHours":22.746957149283443,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:45","end":"23:45","startHours":22.746957149283443,"endHours":23.746957149283443,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:45","end":"00:45","startHours":23.746957149283443,"endHours":24.746957149283443,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:45","end":"01:45","startHours":24.746957149283443,"endHours":25.746957149283443,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:45","end":"02:45","startHours":25.746957149283443,"endHours":26.746957149283443,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:45","end":"03:45","startHours":26.746957149283443,"endHours":27.746957149283443,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:45","end":"04:45","startHours":27.746957149283443,"endHours":28.746957149283443,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:45","end":"05:45","startHours":28.746957149283443,"endHours":29.746957149283443,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:45","end":"06:45","startHours":29.746957149283443,"endHours":30.746957149283443,"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":"tokyo"},"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 · Tokyo, Japan · Vidhyamitra","description":"January 28, 2002 CE for Tokyo, Japan: Śukla Caturdaśī, sūryodaya 06:45, sūryāsta 17:04.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/tokyo/2002-01-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/tokyo/2002-01-28","sa":"https://sa.vidhyamitra.com/city/tokyo/2002-01-28","hi":"https://hi.vidhyamitra.com/city/tokyo/2002-01-28","x-default":"https://vidhyamitra.com/city/tokyo/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":"2026-05-31T23:06:17.780Z","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":"2026-05-31T23:06:17.780Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T23:06:17.780Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}