../cdf-s-pears-4-080-3.0/AA_cdf-s-pears-4-080.SPC.fits
../cdf-s-pears-4-120-3.0/AA_cdf-s-pears-4-120.SPC.fits
../cdf-s-pears-4-144-3.0/AA_cdf-s-pears-4-144.SPC.fits