flattener   /data/spectro/guider/gimg1304-flattener.fits
mask            /data/spectro/guider/gimg1304-mask.fits
maskdark   /data/spectro/guider/gimg1304-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} { 89.565 144.649 201.571 273.876 90.4266 146.248 201.971 353.207 90.9742 146.542 202.811 0 0 0 0 0} { 73.5634 73.2122 73.595 106.306 147.744 146.506 146.126 206.463 220.467 219.517 219.425 0 0 0 0 0} { 17 17 17 26 17 17 18 25 17 17 17 0 0 0 0 0} { 12.6283 12.5651 12.6157 20.6064 12.603 12.6911 12.6283 20.5446 12.6786 12.666 12.6409 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} 0 86205