github.com/jjjabc/fitsio@v0.0.0-20161215022839-d1807e9e818e/testdata (about) file-img2-bitpix+08.fits file-img2-bitpix+16.fits file-img2-bitpix+32.fits file-img2-bitpix+64.fits file-img2-bitpix-32.fits file-img2-bitpix-64.fits file001.fits mk-images.go ref.file001.hdu ref.swp06542llg.hdu swp06542llg.fits