READ TERR 1 2
! PC data
29154.686	277.145	-590.387	2.201989e-02	5.846678e-03	-5.846678e-03
30238.630	499.498	-806.799	2.747263e-02	5.288687e-03	-5.288687e-03
36038.207	401.246	-413.627	2.155859e-02	6.483349e-03	-5.420401e-03