The central body ephemeris types.
| Member | Value | Description |
|---|---|---|
| eVACbEphemerisAnalyticOrbit | 0 | Specified values and rates of change for the classical orbital elements. |
| eVACbEphemerisFile | 1 | An external ephemeris (.e) file. |
| eVACbEphemerisJPLDE | 2 | Ephemerides from the Jet Propulsion Laboratory's JPL DE set are used. |
| eVACbEphemerisJPLSPICE | 3 | The SPICE propagator reads ephemeris from binary files that are in a standard format produced by the Jet Propulsion Laboratory for ephemeris for celestial bodies but can be used for spacecraft. |
| eVACbEphemerisPlanetary | 4 | A planetary ephemeris (.pe) file. |





