READ TERR 1 2
! PC data
42046.336	7394.136	-3428.187	1.811062e-02	4.906177e-03	-4.906177e-03
49838.247	722.987	-397.775	1.731206e-02	4.616640e-03	-4.616640e-03
58889.851	6414.038	-4067.276	1.213989e-02	2.602725e-03	-2.602725e-03
252841.328	27240.807	-8544.522	1.982689e-03	8.778178e-04	-7.014229e-04