http://dr5.lamost.org/v3/sas/fits/20160927/GAC065N46B2/spec-57659-GAC065N46B2_sp15-112.fits.gz
http://dr5.lamost.org/v3/sas/fits/20160927/GAC065N46B2/spec-57659-GAC065N46B2_sp15-112.fits.gz
http://dr5.lamost.org/v3/sas/fits/20160927/GAC065N46B2/spec-57659-GAC065N46B2_sp15-112.fits.gz
http://dr5.lamost.org/v3/sas/fits/20160927/GAC065N46B2/spec-57659-GAC065N46B2_sp15-112.fits.gz