flattener   /data/spectro/guider/gimg0146-flattener.fits
mask            /data/spectro/guider/gimg0146-mask.fits
maskdark   /data/spectro/guider/gimg0146-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 { 6 9 10 2 5 8 11 1 4 7 0 0 0 0 0 0} { 144.985 200.954 273.718 89.3785 145.386 200.949 353.377 89.994 145.117 201.921 0 0 0 0 0 0} { 71.9357 71.3628 104.819 146.094 144.894 145.718 205.57 218.791 217.696 218.37 0 0 0 0 0 0} { 18 17 25 17 17 17 25 18 17 17 0 0 0 0 0 0} { 12.5651 12.6157 20.5446 12.603 12.7162 12.7287 20.6219 12.666 12.6911 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 87113