flattener   /data/spectro/guider/gimg1237-flattener.fits
mask            /data/spectro/guider/gimg1237-mask.fits
maskdark   /data/spectro/guider/gimg1237-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 1 4 7 0 0 0 0 0} { 80.6614 136.581 193.235 264.544 79.8624 136.347 191.702 342.06 79.3172 134.563 191.783 0 0 0 0 0} { 65.8626 66.6859 67.1671 103.081 139.587 139.458 140.549 204.702 211.73 212.681 213.101 0 0 0 0 0} { 17 17 17 25 17 17 17 25 17 17 17 0 0 0 0 0} { 12.5397 12.4378 12.5016 20.5678 12.4378 12.5397 12.4889 20.5755 12.5778 12.4889 12.527 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} 0 86313