Description:
Transformation from J2000.0
equatorial coordinates to IAU 1958 galactic coordinates.
Invocation
void palEqgal ( double dr, double
dd, double ∗dl,
double ∗db );
Arguments
dr = double (Given)
J2000.0 RA (radians)
dd = double (Given)
J2000.0 Dec (radians
dl = double
∗ (Returned)
Galactic longitude
(radians).
db = double ∗
(Returned)
Galactic latitude (radians).
Notes:
The equatorial coordinates are J2000.0. Use the
routine palGe50 if conversion to B1950.0 ’
FK4’
coordinates is required.
See Also
Blaauw et al,
Mon.Not.R.Astron.Soc.,121,123 (1960)
Copyright © 2012 Science and Technology Facilities Council.
Copyright © 2014 Cornell University.
Copyright © 2015 Tim Jenness