Planetary Ephemeris Data



Solar System


All calculations are by Fred Espenak, and he assumes full responsibility for their accuracy. Some of the algorithms used in predicting the Planetary Ephemeris Data are based on Astronomical Algorithms by Jean Meeus (Willmann-Bell, Inc., Richmond, 1998).

Permission is freely granted to reproduce this data when accompanied by the acknowledgment:

    "Planetary Ephemeris Data Courtesy of Fred Espenak,".

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