flattener   /data/spectro/guider/gimg0551-flattener.fits
mask            /data/spectro/guider/gimg0551-mask.fits
maskdark   /data/spectro/guider/gimg0551-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 11 1 4 7 0 0 0 0 0} { 92.4756 148.468 204.972 276.454 92.069 148.675 203.754 354.246 91.8531 147.109 204.198 0 0 0 0 0} { 69.6339 70.2588 70.3356 105.889 143.339 142.792 143.675 206.821 215.253 215.999 216.102 0 0 0 0 0} { 17 17 17 26 17 18 17 25 18 18 17 0 0 0 0 0} { 12.527 12.527 12.5397 20.5523 12.527 12.7287 12.5143 20.5678 12.6409 12.5778 12.527 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 86236