Keyword Posn Type Description ------- ---- ---- ----------- INP 1 UNIV Input spectrum OUT 2 UNIV Rebinned spectrum OPT 3 INTEGER Option number (1)=rebin to fixed number of bins (2)=rebin to give a min flux/bin NBIN INTEGER Number of output bins (for Opt 1) MIN REAL Minimum flux per bin (for Opt 2)