filelist,s,a,"g2file_list",,,"Name of the GIS blank sky event file list" specfile,s,a,"coma_g2.spec",,,"Name of the input spectral file" gtifile,s,a,"NONE",,,"Name of the optional GTI file" output,s,a,"coma_g2.bgd",,,"Name of the output GIS BGD file" pi_low,i,h,0,0,1023,"PI lower bounary (inclusive)" pi_high,i,h,1023,0,1023,"PI upper bounary (inclusive)" clobber,b,h,no,,,"Overwrite existing output file?" mode,s,h,"ql",,,""