flattener   /data/spectro/guider/gimg1228-flattener.fits
mask            /data/spectro/guider/gimg1228-mask.fits
maskdark   /data/spectro/guider/gimg1228-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 1 4 11 7 0 0 0 0 0} { 86.2718 142.546 198.661 269.728 85.5575 140.91 197.12 84.6566 140.744 347.393 196.793 0 0 0 0 0} { 77.4964 77.5094 78.1914 112.352 150.473 150.736 152.063 223.217 223.246 214.712 224.491 0 0 0 0 0} { 17 17 17 25 17 17 18 17 17 25 17 0 0 0 0 0} { 12.527 12.4889 12.5778 20.5601 12.4506 12.5651 12.4761 12.603 12.4889 20.5213 12.4634 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} 0 86314