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OBC Surveys

The OBC cable was placed on the ocean floor at a depth of roughly 450 m. Multicomponent phones were spaced every 12.32 m along the entire length of the model. As the model is 2D only the x and z components of the wavefield were measured. Marmousi2 OBC survey data should have header information configured as shown in table 4.

n1=2500 o1=0 d1=0.002 label1=Depth Z unit1=s  
n2=1381 o2=0 d2=12.32 label2=Position X unit2=m  
n3=480 o3=3000 d3=25 label3=Shot-Coord unit2=m  

Table 4. Header information for Marmousi2 ocean bottom cable surveys



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2014-07-07