input,s,a,,,,List of input spectra
output,s,a,,,,List of output spectra
redshift,s,a,,,,Redshift or velocity (Km/s)
isvelocity,b,h,no,,,Is the redshift parameter a velocity?
add,b,h,no,,,Add to previous dispersion correction?
dispersion,b,h,yes,,,Apply dispersion correction?
flux,b,h,no,,,Apply flux correction?
factor,r,h,3.,,,Flux correction factor (power of 1+z)
apertures,s,h,"",,,List of apertures to correct
verbose,b,h,no,,,Print corrections performed?