READ TERR 1 2
! PC data
60920.265	2745.057	-4144.823	1.678082e-02	3.776197e-03	-3.776197e-03
73931.501	12156.303	-5578.047	6.591904e-03	1.650560e-03	-1.650560e-03
585248.250	26577.241	-13808.666	1.250563e-03	5.261674e-04	-4.204357e-04