READ TERR 1 2
! PC data
77915.274	104.778	-100.820	2.090874e-01	4.196690e-02	-4.196690e-02
82543.379	85.471	-94.915	2.096451e-01	4.698225e-02	-4.698225e-02
82703.853	62.898	-75.003	2.752475e-01	5.639307e-02	-5.639307e-02