STRATUM       1800.0 4500.0 2.1 0.0 0.1 -0.1 75 0.60 0.85 0.5 5 200.0 20.0 10.0 R P 7.0 0.5  0  30.0  1.0  0.15  0.0  0.28  -0.16  0.5  0.3  0.25  0.60  35000  20  4000000   1    1   0