flattener   /data/spectro/guider/gimg0943-flattener.fits
mask            /data/spectro/guider/gimg0943-mask.fits
maskdark   /data/spectro/guider/gimg0943-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 11 4 7 0 0 0 0 0} { 100.164 156.437 211.721 283.108 98.2266 153.576 208.742 96.8831 359.392 152.247 208.664 0 0 0 0 0} { 77.73 77.7501 79.7632 113.981 151.149 151.716 152.863 223.35 217.603 224.016 225.484 0 0 0 0 0} { 17 17 17 26 18 17 17 17 24 18 17 0 0 0 0 0} { 12.5904 12.527 12.5016 20.591 12.5904 12.6786 12.5524 12.5016 20.5833 12.5778 12.5016 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} 0 86353