flattener   /data/spectro/guider/gimg0666-flattener.fits
mask            /data/spectro/guider/gimg0666-mask.fits
maskdark   /data/spectro/guider/gimg0666-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 4 7 0 0 0 0 0 0} { 98.146 153.904 209.594 281.441 97.4249 153.149 208.633 359.804 152.478 209.051 0 0 0 0 0 0} { 80.2924 80.7731 80.8862 115.852 153.539 153.8 154.267 217.314 225.958 227.392 0 0 0 0 0 0} { 18 17 17 25 17 18 17 23 18 17 0 0 0 0 0 0} { 12.603 12.5778 12.5651 20.6064 12.5016 12.666 12.5651 20.6142 12.7037 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} 0 87237