http://dr5.lamost.org/v3/sas/fits/20150407/HD173955N074804V01/spec-57120-HD173955N074804V01_sp16-243.fits.gz
http://dr5.lamost.org/v3/sas/fits/20150407/HD173955N074804V01/spec-57120-HD173955N074804V01_sp16-243.fits.gz
http://dr5.lamost.org/v3/sas/fits/20150407/HD173955N074804V01/spec-57120-HD173955N074804V01_sp16-243.fits.gz
http://dr5.lamost.org/v3/sas/fits/20150407/HD173955N074804V01/spec-57120-HD173955N074804V01_sp16-243.fits.gz