Flat /raid/aavsonet/bsm_s/200713/FlatB.fits
Flat /raid/aavsonet/bsm_s/200713/FlatI.fits
Flat /raid/aavsonet/bsm_s/200713/FlatR.fits
Flat /raid/aavsonet/bsm_s/200713/FlatSG.fits
Flat /raid/aavsonet/bsm_s/200713/FlatSI.fits
Flat /raid/aavsonet/bsm_s/200713/FlatSR.fits
Flat /raid/aavsonet/bsm_s/200713/FlatV.fits