flattener   /data/spectro/guider/gimg0742-flattener.fits
mask            /data/spectro/guider/gimg0742-mask.fits
maskdark   /data/spectro/guider/gimg0742-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 7 11 0 0 0 0 0} { 87.5678 143.748 199.162 270.474 85.1855 140.456 195.766 83.3822 138.772 195.381 346.236 0 0 0 0 0} { 73.7535 74.0893 76.424 111.046 147.251 148.176 149.723 219.505 220.418 222.212 215.328 0 0 0 0 0} { 17 17 17 25 17 17 17 17 17 17 26 0 0 0 0 0} { 12.5397 12.5143 12.4506 20.5833 12.5524 12.6786 12.5143 12.3993 12.425 12.4889 20.591 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} { 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0} 0 86367