flattener   /data/spectro/guider/gimg0748-flattener.fits
mask            /data/spectro/guider/gimg0748-mask.fits
maskdark   /data/spectro/guider/gimg0748-maskdark.fits

typedef struct {
int g_nfibers;
int g_fid[16];
float g_xcen[16];
float g_ycen[16];
float g_fibrad[16];
float g_illrad[16];
float g_xoff[16];
float g_yoff[16];
float g_mag[16];
float g_fwhm[16];
float g_poserr[16];
float g_readnoise;
int g_npixmask;
} FIBERDATA;

FIBERDATA 0 { 3 6 9 10 2 5 8 1 4 7 11 0 0 0 0 0} { 87.2446 142.861 198.887 271.382 86.4926 141.777 197.418 85.9258 141.776 198.189 349.511 0 0 0 0 0} { 75.6634 75.8413 76.5147 111.541 148.872 149.955 149.903 221.458 222.05 222.453 213.04 0 0 0 0 0} { 17 17 17 25 17 18 17 17 17 17 25 0 0 0 0 0} { 12.5016 12.4506 12.4634 20.591 12.4122 12.5904 12.5016 12.603 12.527 12.4889 20.5291 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} 0 86334