| JplDE Properties | 
The JplDE type exposes the following members.
 Properties
Properties| Name | Description | |
|---|---|---|
|  | EarthMoonMassRatio | 
            Gets the ratio of the mass of the earth to the mass of the moon.
             | 
|  | File | 
            Gets the raw JPL DE file represented by this instance.
             | 
|  | FinalEpoch | 
            Gets the last epoch for which ephemeris data is available.
             | 
|  | InitialEpoch | 
            Gets the first epoch for which ephemeris data is available.
             | 
|  | IsFrozen | 
            Gets a value indicating whether this object is frozen.  A frozen object cannot be modified and an
            ObjectFrozenException will be thrown if an attempt is made to do so.
            (Inherited from DefinitionalObject.) | 
|  | KilometersPerAstronomicalUnit | 
            Gets the number of kilometers (km) in one astronomical unit (AU).
             | 
|  | LunarEphemerisNumber | 
            Gets the number indicating the source of the data.  For example,
            '405' indicates the DE405 ephemerides.
             | 
|  | PlanetaryEphemerisNumber | 
            Gets the number indicating the source of the data.  For example,
            '405' indicates the DE405 ephemerides.
             | 
|  | SpeedOfLight | 
            Gets the speed of light in km/s.
             | 
|  | Titles | 
            Gets the collection of titles.
             | 
 See Also
See Also