flattener   /data/spectro/guider/gimg0839-flattener.fits
mask            /data/spectro/guider/gimg0839-mask.fits
maskdark   /data/spectro/guider/gimg0839-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} { 79.772 135.77 192.301 263.694 78.9598 135.444 190.802 341.106 78.3881 133.546 190.861 0 0 0 0 0} { 65.4911 66.3912 66.8109 102.759 139.23 139.095 140.192 204.276 211.234 212.163 212.699 0 0 0 0 0} { 17 17 17 25 18 17 17 26 17 17 17 0 0 0 0 0} { 12.5016 12.527 12.527 20.5368 12.5143 12.6911 12.5397 20.5678 12.5904 12.5397 12.5143 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} 0 86282