http://dr5.lamost.org/v3/sas/fits/20160325/HD173704N201531V01/spec-57473-HD173704N201531V01_sp06-192.fits.gz
http://dr5.lamost.org/v3/sas/fits/20160325/HD173704N201531V01/spec-57473-HD173704N201531V01_sp06-192.fits.gz
http://dr5.lamost.org/v3/sas/fits/20160325/HD173704N201531V01/spec-57473-HD173704N201531V01_sp06-192.fits.gz
http://dr5.lamost.org/v3/sas/fits/20160325/HD173704N201531V01/spec-57473-HD173704N201531V01_sp06-192.fits.gz