http://dr5.lamost.org/v3/sas/fits/20160220/HD081044N520834V02/spec-57439-HD081044N520834V02_sp11-087.fits.gz
http://dr5.lamost.org/v3/sas/fits/20160220/HD081044N520834V02/spec-57439-HD081044N520834V02_sp11-087.fits.gz
http://dr5.lamost.org/v3/sas/fits/20160220/HD081044N520834V02/spec-57439-HD081044N520834V02_sp11-087.fits.gz