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RefDec - The declination of the reference point

Description:
This attribute specifies the FK5 J2000.0 declination of a reference point on the sky. See the description of attribute RefRA for details. The default RefDec is "0:0:0".
Type:
String.
Class Applicability:
SpecFrame
All SpecFrames have this attribute.


next up previous 264
Next: RefRA - The right ascension of the reference point
Up: AST Attribute Descriptions
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AST A Library for Handling World Coordinate Systems in Astronomy
Starlink User Note 211
R.F. Warren-Smith & D.S. Berry
24th May 2011
E-mail:ussc@star.rl.ac.uk

Copyright (C) 2009 Science \& Technology Facilities Council