READ TERR 1 2
! PC data
44751.750	743.723	-529.986	3.512979e-02	9.412033e-03	-9.412033e-03
49406.012	325.289	-409.356	2.439000e-02	6.796635e-03	-6.796635e-03
50175.036	323.506	-443.736	2.468698e-02	6.490534e-03	-6.490534e-03
50894.176	411.703	-395.634	2.346959e-02	6.196011e-03	-6.196011e-03
61000.458	575.051	-442.913	2.533600e-02	5.796078e-03	-5.796078e-03
72962.591	552.229	-849.827	1.367701e-02	3.644790e-03	-3.644790e-03