READ TERR 1 2
! PC data
51673.439	417.270	-445.242	3.913229e-02	7.760204e-03	-7.760204e-03
57795.890	594.526	-789.504	1.860956e-02	4.628061e-03	-4.628061e-03
63263.466	418.971	-385.881	2.407669e-02	6.316517e-03	-6.316517e-03
65358.995	4322.681	-1676.558	1.673216e-02	3.482347e-03	-3.482347e-03
108622.830	3002.044	-4754.601	6.721787e-03	1.436630e-03	-1.436630e-03
116463.827	758.666	-1679.533	1.186441e-02	3.788722e-03	-3.144725e-03