To generate an 8-level contour plot of a pixel region centered on the cursor.
pr> eimexam # put parameter file in editor, set # ncolumn = 50, nlines = 50, ncontour = 8
Set parameters by moving cursor to appropriate row.
ctrl x # to leave editor pr > imexamine.graphics = ``stdgraph'' # for display on screen or pr> imexamine.graphics = ``stdplot'' # for hard copy pr> imexamine xdata$rp110590_im1
Set cursor at point desired for center of plot and press e.
Press q to quit
pr> gflush # for hard copy if parameter was set as stdplot