flattener   /data/spectro/guider/gimg0909-flattener.fits
mask            /data/spectro/guider/gimg0909-mask.fits
maskdark   /data/spectro/guider/gimg0909-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 5 8 11 1 4 0 0 0 0 0 0 0 0} { 96.7675 151.845 208.358 151.887 207.714 357.816 95.4247 150.935 0 0 0 0 0 0 0 0} { 85.3586 85.7537 86.4302 158.923 159.237 221.746 230.849 231.98 0 0 0 0 0 0 0 0} { 17 17 18 18 18 24 18 18 0 0 0 0 0 0 0 0} { 12.6409 12.527 12.7662 12.6409 12.6911 20.5136 12.7037 12.6911 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} 0 90025