{"id":"vidhyamitra:city-day:tokyo:2002-01-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/tokyo/2002-01-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2002-01-17","date_display":"January 17, 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":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452291.770833,"kali_year":5103,"ahargana":1863826.2708,"sun":{"sidereal_longitude":272.7641,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":314.6654,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":41.9013,"elapsed_within_tithi_degrees":5.9013},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3,"moon_longitude":314.6654,"elapsed_within_degrees":7.9987},"yoga":{"number":18,"name":"Varīyān","sum_longitude":227.4295},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"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":2002,"month":1,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452291.770833,"ahargana":1863826.2708,"kali_year":5103,"ayanamsa_lahiri":23.8816,"grahas":{"sun":{"sidereal_longitude":272.865278,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":311.53477799999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false,"latitude":-4.2048},"mars":{"sidereal_longitude":334.73417800000004,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":290.3285780000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":74.582878,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":273.46507799999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":44.49337800000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":65.5148,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":245.5148,"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":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452291.770833,"kali_year":5103,"ahargana":1863826.2708,"sun":{"sidereal_longitude":272.7641,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":314.6654,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":41.9013,"elapsed_within_tithi_degrees":5.9013},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3,"moon_longitude":314.6654,"elapsed_within_degrees":7.9987},"yoga":{"number":18,"name":"Varīyān","sum_longitude":227.4295},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.205,"elongation":41.901},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.205,"opposition_distance":138.099}},"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":"06:50","sunsetLocal":"16:53","solarNoonLocal":"11:51","dayLengthHours":10.040955264894299,"dayLengthDisplay":"10 Hours 02 Mins 27 Secs","nightLengthDisplay":"13 Hours 57 Mins 33 Secs","moonriseLocal":"08:51","moonsetLocal":"20:01","rahuKala":{"name":"Rāhu Kāla","start":"13:07","end":"14:22","startHours":13.1122008872136,"endHours":14.367320295325387,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:50","end":"08:06","startHours":6.836603846654663,"endHours":8.09172325476645,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:21","end":"10:36","startHours":9.346842662878238,"endHours":10.601962070990025,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:11","end":"09:31","startHours":9.179493408463333,"endHours":9.514191917293143,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:15","end":"07:31","startHours":7.254976982691925,"endHours":7.522735789755774,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:31","end":"12:12","startHours":11.522382970272002,"endHours":12.191779987931621,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:30","end":"06:10","startHours":5.497809811335423,"endHours":6.1672068289950435,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:00","end":"06:50","startHours":5.999857574580139,"endHours":6.836603846654663,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:32","end":"14:12","startHours":13.530574023250862,"endHours":14.199971040910482,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:41","end":"17:05","startHours":16.677559111548963,"endHours":17.07755911154896,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"16:53","end":"17:18","startHours":16.877559111548962,"endHours":17.295932247586226,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:38","end":"18:23","startHours":16.627559111548962,"endHours":18.377559111548962,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:31","end":"00:12","startHours":23.522382970272,"endHours":24.19177998793162,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:50","end":"08:06","startHours":6.836603846654663,"endHours":8.09172325476645,"quality":"auspicious"},{"name":"Roga","start":"08:06","end":"09:21","startHours":8.09172325476645,"endHours":9.346842662878238,"quality":"inauspicious"},{"name":"Udveg","start":"09:21","end":"10:36","startHours":9.346842662878238,"endHours":10.601962070990025,"quality":"inauspicious"},{"name":"Chala","start":"10:36","end":"11:51","startHours":10.601962070990025,"endHours":11.857081479101812,"quality":"neutral"},{"name":"Labha","start":"11:51","end":"13:07","startHours":11.857081479101812,"endHours":13.1122008872136,"quality":"auspicious"},{"name":"Amṛta","start":"13:07","end":"14:22","startHours":13.1122008872136,"endHours":14.367320295325387,"quality":"auspicious"},{"name":"Kāla","start":"14:22","end":"15:37","startHours":14.367320295325387,"endHours":15.622439703437175,"quality":"inauspicious"},{"name":"Śubha","start":"15:37","end":"16:53","startHours":15.622439703437175,"endHours":16.877559111548962,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"16:53","end":"18:37","startHours":16.877559111548962,"endHours":18.622439703437173,"quality":"auspicious"},{"name":"Kāla","start":"18:37","end":"20:22","startHours":18.622439703437173,"endHours":20.36732029532539,"quality":"inauspicious"},{"name":"Śubha","start":"20:22","end":"22:07","startHours":20.36732029532539,"endHours":22.1122008872136,"quality":"auspicious"},{"name":"Roga","start":"22:07","end":"23:51","startHours":22.1122008872136,"endHours":23.85708147910181,"quality":"inauspicious"},{"name":"Udveg","start":"23:51","end":"01:36","startHours":23.85708147910181,"endHours":25.601962070990027,"quality":"inauspicious"},{"name":"Chala","start":"01:36","end":"03:21","startHours":25.601962070990027,"endHours":27.346842662878238,"quality":"neutral"},{"name":"Labha","start":"03:21","end":"05:06","startHours":27.346842662878238,"endHours":29.09172325476645,"quality":"auspicious"},{"name":"Amṛta","start":"05:06","end":"06:50","startHours":29.09172325476645,"endHours":30.83660384665466,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:50","end":"07:50","startHours":6.836603846654663,"endHours":7.836603846654663,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:50","end":"08:50","startHours":7.836603846654663,"endHours":8.836603846654663,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:50","end":"09:50","startHours":8.836603846654663,"endHours":9.836603846654663,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:50","end":"10:50","startHours":9.836603846654663,"endHours":10.836603846654663,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:50","end":"11:50","startHours":10.836603846654663,"endHours":11.836603846654663,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:50","end":"12:50","startHours":11.836603846654663,"endHours":12.836603846654663,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:50","end":"13:50","startHours":12.836603846654663,"endHours":13.836603846654663,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:50","end":"14:50","startHours":13.836603846654663,"endHours":14.836603846654663,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:50","end":"15:50","startHours":14.836603846654663,"endHours":15.836603846654663,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:50","end":"16:50","startHours":15.836603846654663,"endHours":16.83660384665466,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:50","end":"17:50","startHours":16.83660384665466,"endHours":17.83660384665466,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:50","end":"18:50","startHours":17.83660384665466,"endHours":18.83660384665466,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:50","end":"19:50","startHours":18.83660384665466,"endHours":19.83660384665466,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:50","end":"20:50","startHours":19.83660384665466,"endHours":20.83660384665466,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:50","end":"21:50","startHours":20.83660384665466,"endHours":21.83660384665466,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:50","end":"22:50","startHours":21.83660384665466,"endHours":22.83660384665466,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:50","end":"23:50","startHours":22.83660384665466,"endHours":23.83660384665466,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:50","end":"00:50","startHours":23.83660384665466,"endHours":24.83660384665466,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:50","end":"01:50","startHours":24.83660384665466,"endHours":25.83660384665466,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:50","end":"02:50","startHours":25.83660384665466,"endHours":26.83660384665466,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:50","end":"03:50","startHours":26.83660384665466,"endHours":27.83660384665466,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:50","end":"04:50","startHours":27.83660384665466,"endHours":28.83660384665466,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:50","end":"05:50","startHours":28.83660384665466,"endHours":29.83660384665466,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:50","end":"06:50","startHours":29.83660384665466,"endHours":30.83660384665466,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South","rahuVasa":"North-West","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-20.80426001937435,"eotMinutes":-10.026088746108654,"ayanamsa":23.8816}},"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 Caturthī · Vikram 2059 Manmatha · Śaka 1924 Citrabhānu"},"festivals":[{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"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":"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 17, 2002 CE · Tokyo, Japan · Vidhyamitra","description":"January 17, 2002 CE for Tokyo, Japan: Śukla Caturthī, sūryodaya 06:50, sūryāsta 16:53.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/tokyo/2002-01-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/tokyo/2002-01-17","sa":"https://sa.vidhyamitra.com/city/tokyo/2002-01-17","hi":"https://hi.vidhyamitra.com/city/tokyo/2002-01-17","x-default":"https://vidhyamitra.com/city/tokyo/2002-01-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T05:55:10.398Z","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":"2026-06-02T05:55:10.398Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T05:55:10.398Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}