TB	    X(in)      Y(in)	  Z(in)
     1    8.50625   -2.32901  -20.22381
     2   -8.48877   -2.32944  -20.23041
     3   -8.50212   -2.32338   19.63991
     4    8.49571   -2.33320   19.65680
     A    7.81902   -2.32448  -20.22424
     B   -7.80234   -2.32718  -20.23019
     C   -7.81474   -2.32262   19.64525
     D    7.80866   -2.32956   19.65569