READ TERR 1 2
! PC data
41945.627	169.499	-179.018	6.436255e-02	1.682742e-02	-1.682742e-02
42270.197	160.851	-155.071	7.159152e-02	1.863218e-02	-1.863218e-02
42628.513	148.538	-197.465	7.134064e-02	1.803036e-02	-1.803036e-02
48289.926	185.056	-198.561	5.427642e-02	1.556051e-02	-1.556051e-02