flattener   /data/spectro/guider/gimg0774-flattener.fits
mask            /data/spectro/guider/gimg0774-mask.fits
maskdark   /data/spectro/guider/gimg0774-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 { 6 9 10 2 5 8 11 1 4 7 0 0 0 0 0 0} { 139.727 195.651 268.358 84.1223 139.965 195.625 347.828 84.5105 139.642 196.499 0 0 0 0 0 0} { 79.2073 78.7397 112.126 153.296 152.079 153.03 213.111 225.891 224.974 225.737 0 0 0 0 0 0} { 17 17 25 17 18 17 26 17 17 17 0 0 0 0 0 0} { 12.5524 12.5651 20.5523 12.5651 12.5651 12.6409 20.5446 12.6283 12.6283 12.603 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} 0 87177