flattener   /data/spectro/guider/gimg0546-flattener.fits
mask            /data/spectro/guider/gimg0546-mask.fits
maskdark   /data/spectro/guider/gimg0546-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} { 87.0005 142.64 198.672 271.097 86.2568 141.54 197.092 85.6732 141.525 197.943 349.28 0 0 0 0 0} { 75.2686 75.4035 76.1345 111.115 148.466 149.567 149.487 221.043 221.646 222.029 212.676 0 0 0 0 0} { 17 17 17 26 17 17 17 17 17 17 25 0 0 0 0 0} { 12.5524 12.4634 12.5397 20.6373 12.3608 12.5524 12.5016 12.5904 12.5016 12.527 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 86372