'Simple artificial model created during the 1998 SW3D meeting'
0 1 1 -3 / (Cartesian coordinates, velocities, loss factors)
0 5 0 5 0 4 (boundaries of the model)
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Indices of surfaces, simple blocks and complex blocks. |
3 SURFACES
4 SIMPLE BLOCKS:
1 / (water)
-1 2 3 / (first layer)
-2 / (salt body)
-3 / (second layer)
4 COMPLEX BLOCKS:
1 / (water)
2 / (first layer)
3 / (salt body)
4 / (second layer)
'SURFACE' 1 (curved 2-D interface)
1 -3 0 0 / (i.e. W(X1)-X3=0, tension=0)
6 (numbers of grid points)
0 1 2 3 4 5 (X1 grid coordinates)
1.0 1.5 1.0 0.5 0.7 1.0 (X3 coordinates at grid points)
'SURFACE' 2 (spherical interface bounding the salt body)
1 2 3 0 / (i.e. W(X1,X2,X3)=0, tension=0)
5 5 5 (numbers of grid points)
0.0 2.0 3.0 4.0 6.0 (X1 grid coordinates)
-0.5 1.5 2.5 3.5 5.5 (X2 grid coordinates)
-1.5 0.5 1.5 2.5 4.5 (X3 grid coordinates)
39.5 27.5 26.0 27.5 39.5
27.5 15.5 14.0 15.5 27.5
26.0 14.0 12.5 14.0 26.0
27.5 15.5 14.0 15.5 27.5
39.5 27.5 26.0 27.5 39.5
27.5 15.5 14.0 15.5 27.5
17.5 3.5 2.0 3.5 17.5
14.0 2.0 0.5 2.0 14.0
15.5 3.5 2.0 3.5 15.5
27.5 15.5 14.0 15.5 27.5
26.0 14.0 12.5 14.0 26.0
14.0 2.0 0.5 2.0 14.0
12.5 0.5 -1.0 0.5 12.5
14.0 2.0 0.5 2.0 14.0
26.0 14.0 12.5 14.0 26.0
27.5 15.5 14.0 15.5 27.5
17.5 3.5 2.0 3.5 17.5
14.0 2.0 0.5 2.0 14.0
15.5 3.5 2.0 3.5 15.5
27.5 15.5 14.0 15.5 27.5
39.5 27.5 26.0 27.5 39.5
27.5 15.5 14.0 15.5 27.5
26.0 14.0 12.5 14.0 26.0
27.5 15.5 14.0 15.5 27.5
39.5 27.5 26.0 27.5 39.5
'SURFACE' 3 (dipping interface)
1 2 -3 0 / (i.e. W(X1,X2)-X3=0, tension=0)
2 2 (numbers of grid points)
0 5 (X1 grid coordinates)
0 5 (X2 grid coordinates)
3.0 4.0
2.0 3.0 (X3 coordinates at grid points)
'END OF SURFACES' /
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P-wave velocity in the model.
The picture was created by history file
98-grd.h.
|
'COMPLEX BLOCK' 1 (water)
'VP ' 1 (P wave velocity)
/ (i.e. VP=W, tension=0)
1.5
'VS ' 1 (S wave velocity)
/ (i.e. VS=W, tension=0)
0.0
'COMPLEX BLOCK' 2 (first layer)
'VP ' 1 (P wave velocity)
1 2 3 0 1 / (i.e. VP=W(X1,X2,X3), tension=0)
2 2 2 (numbers of grid points)
0 5 (X1 grid coordinates)
0 5 (X2 grid coordinates)
0 4 (X3 grid coordinates)
2.5 2.6
2.6 2.5
3.7 3.6
3.6 3.6 (velocities at grid points)
'VS ' 1 (S wave velocity)
4 0 0 / (i.e. VS=W(X4) with X4=VP, tension=0)
2 (numbers of grid points)
0 10 (VP grid coordinates)
0 6 (VS at the gridpoints)
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S-wave velocity in the model.
The picture was created by history file
98-grd.h.
|
'COMPLEX BLOCK' 3 (second layer)
'VP ' 1 (P wave velocity)
1 2 3 0 1 / (i.e. VP=W(X1,X2,X3), tension=0)
2 2 2 (numbers of grid points)
2.0 4.0 (X1 grid coordinates)
1.5 3.5 (X2 grid coordinates)
0.5 2.5 (X3 grid coordinates)
5.5 5.6
5.6 5.5
5.7 5.6
5.6 5.6 (velocities at grid points)
'VS ' 1 (S wave velocity)
4 0 0 / (i.e. VS=W(X4) with X4=VP, tension=0)
2 (numbers of grid points)
0 10 (VP grid coordinates)
0 6 (VS at the gridpoints)
'COMPLEX BLOCK' 4
'VP ' 1 (P wave velocity)
1 2 3 0 1 / (i.e. VP=W(X1,X2,X3), tension=0)
2 2 2 (numbers of grid points)
0 5 (X1 grid coordinates)
0 5 (X2 grid coordinates)
0 4 (X3 grid coordinates)
3.5 3.6
3.6 3.5
4.7 4.6
4.6 4.6 (velocities at grid points)
'VS ' 1 (S wave velocity)
4 0 0 / (i.e. VS=W(X4) with X4=VP, tension=0)
2 (numbers of grid points)
0 10 (VP grid coordinates)
0 6 (VS at the gridpoints)
'END OF COMPLEX BLOCKS, END OF THE INPUT DATA FOR THE MODEL' /