public interface PrecessionNutationModel
Modifier and Type | Method and Description |
---|---|
double[] |
getCIPMotion(AbsoluteDate t)
Compute the Celestial Intermediate pole motion in the GCRS.
|
double[] |
getCIPMotionTimeDerivative(AbsoluteDate t)
Compute the Celestial Intermediate pole motion in the GCRS.
|
FrameConvention |
getOrigin()
Get IERS model origin.
|
boolean |
isConstant()
Returns true if model uses constant rotation.
|
boolean |
isDirect()
Return computation type : direct or interpolated.
|
double[] getCIPMotion(AbsoluteDate t)
t
- datedouble[] getCIPMotionTimeDerivative(AbsoluteDate t)
t
- dateboolean isDirect()
FrameConvention getOrigin()
boolean isConstant()
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