http://dr5.lamost.org/v3/sas/fits/20170318/HD121217N554221V02/spec-57831-HD121217N554221V02_sp10-114.fits.gz
http://dr5.lamost.org/v3/sas/fits/20170318/HD121217N554221V02/spec-57831-HD121217N554221V02_sp10-114.fits.gz
http://dr5.lamost.org/v3/sas/fits/20170318/HD121217N554221V02/spec-57831-HD121217N554221V02_sp10-114.fits.gz