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} { 150.523 206.396 279.173 95.2709 151.193 206.727 359.092 96.1083 151.221 207.928 0 0 0 0 0 0} { 81.2763 80.4405 113.475 155.55 154.101 154.696 213.822 228.122 226.862 227.292 0 0 0 0 0 0} { 17 17 25 17 18 18 24 18 17 18 0 0 0 0 0 0} { 12.5778 12.6157 20.5446 12.7162 12.666 12.6535 20.5755 12.6535 12.603 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} 0 87194