flattener   /data/spectro/guider/gimg0258-flattener.fits
mask            /data/spectro/guider/gimg0258-mask.fits
maskdark   /data/spectro/guider/gimg0258-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} { 145.047 201.084 273.855 89.6103 145.49 201.06 353.459 90.1355 145.231 202.054 0 0 0 0 0 0} { 72.0299 71.4949 104.855 146.142 145.017 145.871 205.707 218.979 217.849 218.54 0 0 0 0 0 0} { 17 17 26 17 17 18 25 18 18 17 0 0 0 0 0 0} { 12.527 12.6283 20.5601 12.5778 12.666 12.6157 20.5368 12.6157 12.6157 12.7412 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} 0 87138