http://dr5.lamost.org/v3/sas/fits/20150212/GAC076N18B2/spec-57066-GAC076N18B2_sp12-102.fits.gz
http://dr5.lamost.org/v3/sas/fits/20150212/GAC076N18B2/spec-57066-GAC076N18B2_sp12-102.fits.gz
http://dr5.lamost.org/v3/sas/fits/20150212/GAC076N18B2/spec-57066-GAC076N18B2_sp12-102.fits.gz