http://dr5.lamost.org/v3/sas/fits/20170127/HD120710N125907V02/spec-57781-HD120710N125907V02_sp09-140.fits.gz
http://dr5.lamost.org/v3/sas/fits/20170127/HD120710N125907V02/spec-57781-HD120710N125907V02_sp09-140.fits.gz
http://dr5.lamost.org/v3/sas/fits/20170127/HD120710N125907V02/spec-57781-HD120710N125907V02_sp09-140.fits.gz