Heliocentric Trajectories for Selected Planets
Coordinates are available in Solar Ecliptic (SE) and Heliographic (HG)
(rotating and inertial) systems for 8 Planets, analytically propagated from
December 25, 1988.
They can be obtained at desired time period, and time resolution.
DESCRIPTION OF COORDINATE SYSTEMS
For more precise ecliptic coordinates see
If you have any question/comments about the WWW access to ephemerides data, contact:
Dr. Natalia Papitashvili, E-mail:Natalia.E.Papitashvili@nasa.gov
Mail Code 672, NASA/Goddard Space Flight Center,
Greenbelt, MD 20771
NASA Official: Dr. Robert McGuire, Head of the Space Physics Data Facility