READ TERR 1 2
! PC data
74812.823	747.305	-471.254	1.642714e-02	4.349244e-03	-4.349244e-03
76188.892	662.496	-628.764	1.534602e-02	4.093049e-03	-4.093049e-03
104644.804	926.076	-736.264	1.437409e-02	3.411460e-03	-3.411460e-03