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 10 2 5 8 1 4 7 11 0 0 0 0 0} { 89.1656 145.093 201.853 273.197 88.7449 145.469 200.653 88.546 142.899 201.054 351.16 0 0 0 0 0} { 72.7951 73.3378 73.4607 109.246 146.44 145.809 146.991 218.405 220.205 219.587 210.302 0 0 0 0 0} { 17 17 17 26 17 17 17 17 13 17 26 0 0 0 0 0} { 12.7786 12.7412 12.8902 21.0118 12.8035 12.9641 12.7911 12.9886 10.1867 12.7911 20.9207 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} 0 86678