For KPNO data, we need to remove the pupil ghost using MSCred's
task 'rmpupil'. IRAF will ask the user to scale the image so that the
ghost will be subtracted.
PACKAGE = mscred
TASK = rmpupil
input = @u List of input mosaic exposures
output = @u.p List of output mosaic exposures
template= Upup.fits Template mosaic exposure
(type = difference) Type of removal
(extname= im[2367]) Extensions for fit
(blkavg = 8) Block average factor
(fudge = 1.6) Fudge factor
(scale = INDEF) Scale (INDEF for automatic estimate)
(interac= yes) Interactive?
(mscexam= no) Examine corrections with MSCEXAM?
(verbose= yes) Verbose output?
newscale= 0. Scale (0=done, -1=abort, -2=new blkavg)
newblk = 8 New block average factor
(fd1 = )
(fd2 = )
(fd3 = )
(mode = ql)