http://dr5.lamost.org/v3/sas/fits/20160326/HD140817N492729V01/spec-57474-HD140817N492729V01_sp03-031.fits.gz
http://dr5.lamost.org/v3/sas/fits/20160326/HD140817N492729V01/spec-57474-HD140817N492729V01_sp03-031.fits.gz
http://dr5.lamost.org/v3/sas/fits/20160326/HD140817N492729V01/spec-57474-HD140817N492729V01_sp03-031.fits.gz