flattener   /data/spectro/guider/gimg0664-flattener.fits
mask            /data/spectro/guider/gimg0664-mask.fits
maskdark   /data/spectro/guider/gimg0664-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} { 98.1543 153.909 209.597 281.447 97.4274 153.156 208.639 359.81 152.477 209.06 0 0 0 0 0 0} { 80.2981 80.779 80.8928 115.855 153.545 153.804 154.27 217.319 225.95 227.394 0 0 0 0 0 0} { 18 17 17 25 17 18 17 23 17 17 0 0 0 0 0 0} { 12.603 12.5651 12.5524 20.6064 12.4889 12.6535 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 87245