flattener   /data/spectro/guider/gimg0744-flattener.fits
mask            /data/spectro/guider/gimg0744-mask.fits
maskdark   /data/spectro/guider/gimg0744-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} { 87.2438 142.859 198.884 271.377 86.4874 141.772 197.412 85.9218 141.773 198.185 349.507 0 0 0 0 0} { 75.6568 75.8349 76.5068 111.534 148.864 149.948 149.896 221.451 222.042 222.445 213.028 0 0 0 0 0} { 17 17 17 25 17 18 17 17 17 17 25 0 0 0 0 0} { 12.4889 12.4634 12.4634 20.5987 12.4122 12.603 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 86331