http://dr5.lamost.org/v3/sas/fits/20170506/HD103949N392416V02/spec-57880-HD103949N392416V02_sp07-224.fits.gz
http://dr5.lamost.org/v3/sas/fits/20170506/HD103949N392416V02/spec-57880-HD103949N392416V02_sp07-224.fits.gz
http://dr5.lamost.org/v3/sas/fits/20170506/HD103949N392416V02/spec-57880-HD103949N392416V02_sp07-224.fits.gz