flattener   /data/spectro/guider/gimg0475-flattener.fits
mask            /data/spectro/guider/gimg0475-mask.fits
maskdark   /data/spectro/guider/gimg0475-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 4 7 0 0 0 0 0 0} { 92.6076 148.179 204.056 276.173 91.9303 147.53 203.214 354.56 146.804 203.47 0 0 0 0 0 0} { 83.2955 83.8908 83.8399 118.927 156.593 156.981 157.309 220.614 229.157 230.719 0 0 0 0 0 0} { 17 17 18 26 17 17 18 25 17 17 0 0 0 0 0 0} { 12.666 12.6157 12.6283 20.768 12.6786 12.7537 12.7037 20.7757 12.6535 12.5397 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} 0 87157