flattener   /data/spectro/guider/gimg0331-flattener.fits
mask            /data/spectro/guider/gimg0331-mask.fits
maskdark   /data/spectro/guider/gimg0331-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 5 2 8 11 1 4 7 0 0 0 0 0} { 93.2835 149.243 205.75 277.116 149.45 92.8529 204.594 355.01 92.6549 147.864 205.008 0 0 0 0 0} { 70.0709 70.6783 70.764 106.323 143.192 143.712 144.077 207.25 215.682 216.385 216.499 0 0 0 0 0} { 18 17 17 26 18 17 17 25 18 18 17 0 0 0 0 0} { 12.603 12.603 12.5524 20.6064 12.7662 12.5524 12.603 20.5833 12.6911 12.6283 12.6535 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} 0 86173