SphericalHarmonicGravitySecularVariations Properties | 
The SphericalHarmonicGravitySecularVariations type exposes the following members.
| Name | Description | |
|---|---|---|
| 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.) | |
| ReferenceEpoch | 
            Gets or sets the epoch where the secular variation is zero.
              | |
| SecularVariationCoefficientRates | 
            Gets or sets the linear rates that the gravity coefficients change per year.
              |