flattener   /data/spectro/guider/gimg0731-flattener.fits
mask            /data/spectro/guider/gimg0731-mask.fits
maskdark   /data/spectro/guider/gimg0731-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 11 1 4 7 0 0 0 0 0} { 81.228 137.219 193.737 265.103 80.4691 136.952 192.281 342.637 79.9293 135.127 192.349 0 0 0 0 0} { 64.9413 65.7951 66.1484 102.06 138.643 138.466 139.524 203.535 210.652 211.657 211.995 0 0 0 0 0} { 17 17 17 26 17 17 17 25 17 17 17 0 0 0 0 0} { 12.527 12.5143 12.5016 20.5368 12.4378 12.7162 12.4506 20.498 12.5778 12.527 12.4889 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} 0 86317