flattener   /data/spectro/guider/gimg0147-flattener.fits
mask            /data/spectro/guider/gimg0147-mask.fits
maskdark   /data/spectro/guider/gimg0147-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 5 8 1 4 7 11 0 0 0 0 0 0} { 91.8455 147.069 203.528 274.882 146.706 202.64 89.9514 145.465 201.812 352.782 0 0 0 0 0 0} { 75.2176 75.8861 76.7519 110.045 149.092 149.704 220.887 222.176 222.159 212.852 0 0 0 0 0 0} { 18 18 17 25 18 17 18 18 18 25 0 0 0 0 0 0} { 12.6157 12.5524 12.7162 20.3734 12.6157 12.6409 12.6535 12.6535 12.6535 20.5058 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} 0 87097