flattener   /data/spectro/guider/gimg0575-flattener.fits
mask            /data/spectro/guider/gimg0575-mask.fits
maskdark   /data/spectro/guider/gimg0575-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} { 145.144 201.084 273.872 89.6053 145.507 201.102 353.475 90.1433 145.298 202.044 0 0 0 0 0 0} { 72.2264 71.7427 104.998 146.469 145.149 146.016 205.842 219.083 218.006 218.693 0 0 0 0 0 0} { 18 17 26 17 17 18 25 18 17 17 0 0 0 0 0 0} { 12.5651 12.6283 20.5678 12.603 12.6786 12.6283 20.5755 12.6283 12.6283 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} 0 87111