6,pa2-unknown-i-ct-fiducials.txt
   67.74,    54.11,    66.38
   17.83,    63.41,    98.87
   63.14,    49.89,    92.10
   48.43,    38.10,   184.66
   99.04,     2.12,    62.09
  167.26,   138.46,   176.29
