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PositionVector Methods

The PositionVector type exposes the following members.

Methods
  Name Description
Public method Aberration
Adjust the position vector of an object for aberration of light
Public method Precess
Adjust the position vector for precession of equinoxes between two given epochs
Public method ProperMotion
Adjust the position vector for proper motion (including foreshortening effects)
Public method SetFromSite
Initialize the PositionVector from a Site object and Greenwich apparent sidereal time.
Public method SetFromSiteJD(Site, Double)
Initialize the PositionVector from a Site object using UTC Julian date
Public method SetFromSiteJD(Site, Double, Double)
Initialize the PositionVector from a Site object using UTC Julian date and Delta-T
Public method SetFromStar
Initialize the PositionVector from a Star object.
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