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Interaction with DS9
If you have DS9 v3.0.3 and the XPA messaging system installed, you can set point source locations interactively on a display of a WCS-compliant FITS image using DS9's Regions capability. In order to get ModelEditor.py to communicate with DS9 via XPA, you must first install Russell Owen's RO.DS9 python package. If everything is installed correctly, a "ds9" pull-down menu will be available:
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