- NAME
RADEC
- PURPOSE
To convert RA and Dec from decimal to sexagesimal units.
- EXPLANATION
The conversion is to sexagesimal hours for RA, and sexagesimal
degrees for declination.
- CALLING SEQUENCE
radec, ra, dec, ihr, imin, xsec, ideg, imn, xsc, [/HOURS}
- INPUTS
ra - Right ascension, scalar or vector, in DEGREES unless the
/HOURS keyword is set
dec - declination in decimal DEGREES, scalar or vector, same number
of elements as RA
- OUTPUTS
ihr - right ascension hours (INTEGER*2)
imin - right ascension minutes (INTEGER*2)
xsec - right ascension seconds (REAL*4 or REAL*8)
ideg - declination degrees (INTEGER*2)
imn - declination minutes (INTEGER*2)
xsc - declination seconds (REAL*4 or REAL*8)
- OPTIONAL KEYWORD INPUT
/HOURS - if set, then the input righ ascension should be specified in
hours instead of degrees.
- RESTRICTIONS
RADEC does minimal parameter checking.
- REVISON HISTORY
Written by B. Pfarr, STX, 4/24/87
Converted to IDL V5.0 W. Landsman September 1997
dded /HOURS keyword W. Landsman August 2002