flattener   /data/spectro/guider/gimg1226-flattener.fits
mask            /data/spectro/guider/gimg1226-mask.fits
maskdark   /data/spectro/guider/gimg1226-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 11 7 0 0 0 0 0} { 86.2746 142.555 198.662 269.729 85.557 140.9 197.116 84.6582 140.749 347.407 196.78 0 0 0 0 0} { 77.491 77.5037 78.1707 112.254 150.469 150.708 152.045 223.209 223.233 214.611 224.475 0 0 0 0 0} { 17 17 17 26 17 18 18 18 17 25 17 0 0 0 0 0} { 12.425 12.4122 12.5143 20.4903 12.3993 12.527 12.4122 12.527 12.4122 20.4358 12.3736 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} 0 86214