flattener   /data/spectro/guider/gimg0875-flattener.fits
mask            /data/spectro/guider/gimg0875-mask.fits
maskdark   /data/spectro/guider/gimg0875-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} { 88.1359 144.409 199.785 271.077 85.7863 141.065 196.375 83.9503 139.351 195.939 346.93 0 0 0 0 0} { 72.9419 73.2653 75.631 110.193 146.43 147.378 148.872 218.691 219.619 221.44 214.511 0 0 0 0 0} { 18 17 17 26 17 17 17 17 17 17 25 0 0 0 0 0} { 12.527 12.425 12.4634 20.5678 12.3993 12.6157 12.5143 12.4122 12.4761 12.425 20.5523 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} 0 86318