flattener   /data/spectro/guider/gimg0326-flattener.fits
mask            /data/spectro/guider/gimg0326-mask.fits
maskdark   /data/spectro/guider/gimg0326-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} { 94.3287 149.94 205.954 278.568 93.7276 149.026 204.525 93.3193 149.096 205.399 356.834 0 0 0 0 0} { 68.8981 69.1227 69.6647 104.774 142.261 143.327 142.983 214.811 215.413 215.732 206.133 0 0 0 0 0} { 17 18 17 25 17 18 17 17 17 17 25 0 0 0 0 0} { 12.527 12.5016 12.4889 20.6064 12.4506 12.6409 12.4506 12.5904 12.5397 12.5397 20.5601 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} 0 86365