READ TERR 1 2
! PC data
4391.287	315.724	-220.838	6.979333e-02	1.531815e-02	-1.531815e-02
10411.316	117.968	-250.605	7.865719e-02	1.901218e-02	-1.901218e-02
15754.799	224.034	-297.485	8.109760e-02	1.577032e-02	-1.577032e-02