flattener   /data/spectro/guider/gimg0891-flattener.fits
mask            /data/spectro/guider/gimg0891-mask.fits
maskdark   /data/spectro/guider/gimg0891-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 0 0 0 0 0 0 0 0 0} { 89.5678 146.328 201.554 276.419 88.9778 144.731 200.838 0 0 0 0 0 0 0 0 0} { 82.1268 82.9624 82.4454 118.186 155.186 156.464 157.467 0 0 0 0 0 0 0 0 0} { 17 17 17 25 17 17 17 0 0 0 0 0 0 0 0 0} { 12.7662 12.8283 12.9149 20.6219 12.6535 12.9272 12.9149 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 0 0 0} 0 90936