flattener   /data/spectro/guider/gimg0683-flattener.fits
mask            /data/spectro/guider/gimg0683-mask.fits
maskdark   /data/spectro/guider/gimg0683-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} { 89.5693 144.629 201.545 273.874 90.3984 146.191 201.962 353.205 90.9458 146.535 202.813 0 0 0 0 0} { 73.4604 73.1191 73.5063 106.229 147.662 146.366 146.006 206.383 220.401 219.449 219.406 0 0 0 0 0} { 17 17 17 26 17 18 18 25 18 17 17 0 0 0 0 0} { 12.666 12.603 12.5904 20.6142 12.6283 12.6535 12.6409 20.5987 12.6786 12.7287 12.6283 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} 0 86181