The GUI main window contains the attribute values of the supplied AST Object. Only those associated with the Object’s class are displayed initially, but attributes of the Objects parent classes can be displayed by clicking one of the class button to the top left of the window.
If the Object contains attributes which are themselves AST Objects (such as the Frames within a FrameSet), then new windows can be created to examine these attributes by clicking over the attribute name.
!) is supplied, the WCS information in the NDF specified by Parameter NDF is displayed.
+1. It controls the amount of information included in the output generated by this application. If FULL is zero, then a modest amount of non-essential but useful information will be included in the output. If FULL is negative, all non-essential information will be suppressed to minimise the amount of output, while if it is positive, the output will include the maximum amount of detailed information about the Object being examined.
!) value is supplied, no log file is created. If a log file is given, the Tk browser window is not produced.
!) value is supplied, then the Parameter OBJECT is used to specify the AST Object to display. Update access is required to the NDF if a value is given for Parameter NEWWCS. Otherwise, only read access is required. Only accessed if a null (
!) value is supplied for CAT.
TRUE, then the structure of the AST Object is not displayed (using the Tk GUI). Other functions are unaffected. If a null (
!) value is supplied, the value used is
TRUEif a non-null value is supplied for Parameter LOGFILE or Parameter NEWWCS, and
m51.astcould be an edited version of the text file created in the previous example.