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# SKYTWEAK
input,s,a,,,,List of input spectra to correct
output,s,a,,,,List of output corrected spectra
cal,s,a,,,,List of sky calibration spectra
ignoreaps,b,h,no,,,Ignore aperture numbers in calibration spectra?
xcorr,b,h,yes,,,Cross correlate for shift?
tweakrms,b,h,yes,,,Tweak to minimize RMS?
interactive,b,h,yes,,,Interactive tweaking?
sample,s,h,"*",,,Sample ranges
lag,i,h,10,0,,Cross correlation lag (pixels)
shift,r,h,0.,,,Initial shift of calibration spectrum (pixels)
scale,r,h,1.,1e-10,,Initial scale factor
dshift,r,h,0.1,0.,,Initial shift search step
dscale,r,h,0.1,0.,0.99,Initial scale factor search step
offset,r,h,1.,0.,,Initial offset for graphs
smooth,i,h,1,1,,Smoothing box for graphs
cursor,*gcur,h,"",,,Cursor input
answer,s,q,"yes","no|yes|NO|YES",,Search interactively?
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