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Provides astronomical calculations, such as ephemeris data and event predictions, for researchers and enthusiasts. Japanese language site.
Access detailed astronomical event data in Japanese
This website, run by the Ephemeris Computation Office of the National Astronomical Observatory of Japan, offers precise astronomical data and calculations. You can find information on celestial events, planetary positions, and various ephemeris tables to support your research or stargazing activities.
Designed mainly for Japanese-speaking users, the site is a valuable resource for both professional astronomers and enthusiasts interested in detailed astronomical predictions and event schedules. Whether you want to plan an observation or simply learn more about celestial mechanics, this site provides reliable and up-to-date information in an accessible format.
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