SpecVal
-
The spectral position at which flux values are measured
Description:
This attribute specifies the spectral position (frequency, wavelength,
etc.), at which the values described by the FluxFrame are measured.
It is used when determining the Mapping between between FluxFrames.
The default value and spectral system used for this attribute are
both specified when the FluxFrame is created.
AST A Library for Handling World Coordinate Systems in Astronomy Starlink User Note 210 R.F. Warren-Smith & D.S. Berry 24th May 2011 E-mail:ussc@star.rl.ac.uk
Copyright (C) 2009 Science \& Technology Facilities Council