6,pa2-unknown-g-ct-fiducials.txt
  187.50,    32.18,    92.46
  154.00,    18.15,    97.84
   50.51,   108.74,    35.24
  142.57,    33.44,    43.49
   72.43,   140.84,   181.74
  117.15,   110.61,   100.67
