flattener   /data/spectro/guider/gimg0409-flattener.fits
mask            /data/spectro/guider/gimg0409-mask.fits
maskdark   /data/spectro/guider/gimg0409-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 11 7 0 0 0 0 0} { 86.2277 142.09 197.73 269.531 85.3057 140.894 196.434 84.4637 139.854 347.553 196.532 0 0 0 0 0} { 76.9572 77.662 78.1744 113.568 150.168 150.78 151.723 222.405 223.037 215.592 224.763 0 0 0 0 0} { 17 17 17 25 17 18 17 17 18 25 17 0 0 0 0 0} { 12.5778 12.603 12.5143 20.6681 12.5397 12.6157 12.5397 12.3865 12.603 20.5833 12.3608 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} 0 86362