Color images produced using Trilogy
    http://www.stsci.edu/~dcoe/trilogy/

    Color FITS images may be loaded into ds9 via:
      Scale -- Linear, Min Max
      Frame -- New Frame RGB
      File -- Open Other -- Open RGB Fits Image...
    
rxc0911+17.png
B = F555W + F814W
G = F105W + F125W
R = F140W + F160W

rxc0911+17_ir.png
B = F105W
G = F125W + F140W
R = F160W