heliocentric rectangular coordinate, scalar or vector
y
heliocentric rectangular coordinate, scalar or vector
z
heliocentric rectangular coordinate, scalar or vector
equinox1
equinox of input coordinates, scalar
equinox2
equinox of output coordinates, scalar
Value
x
precessed heliocentric rectangular coordinate, scalar or vector
y
precessed heliocentric rectangular coordinate, scalar or vector
z
precessed heliocentric rectangular coordinate, scalar or vector
Details
The equatorial geocentric rectangular coordinates are converted to (RA,Dec), precessed in the normal way, and then converted back to (x,y,z) using unit vectors.
The input (x,y,z) coordinates are changed upon return.