You are using the new UI (Beta).Return to the original UI

This page has been automatically translated by machine translation. Please note that translations may not be entirely accurate.

keisanHigh-precision calculations for everyday life and work

Calculation of a planet’s position in the ecliptic and equatorial systems

Manage Bookmarks
Calculate a planet’s ecliptic longitude and latitude, apparent right ascension and declination, and distance as seen from Earth.
Time difference
hours Japan:9,UTC:0
Year
Year
Month
Day
hours
(1900–2099 years)
The accuracy of planetary positions between 1970 and 2030 is ±6”.

References)
New Calendar Handbook, edited by the Calendar Calculation Research Group, Koseisha Koseikaku

No customer feedback for this calculation yet.