The name of the corodinate system. These have three characters all caps, such as "RAW", "DET", or "SKY".
The declination of the center of the coordinate system if you request SKY coordinates.
The file into which this tool will write the WCS keywords. If the file does not exist the tool will create a new one with an empty image.
The right asention of the center of the coordinate system if you request SKY coordinates.
the detector segment number if RAW coordinates are requested in the coord parameter.
The name of the teldef calibration file specifying the corodinate system properties.
Write HISTORY keywords to output?