TB	    X(in)      Y(in)	  Z(in)
     1    8.50179   -2.31563  -20.24033
     2   -8.49706   -2.31207  -20.24894
     3   -8.51715   -2.33150   19.63176
     4    8.48233   -2.33970   19.63212
     A    7.81369   -2.30755  -20.24006
     B   -7.80984   -2.30960  -20.25041
     C   -7.83026   -2.32708   19.63114
     D    7.79497   -2.33640   19.63614