MCS model
|
Interpretation
1 |
Interpretation
2 |
Interpretation
3 |
|
---|---|---|---|---|
TWT of synthetic reflection linked to 865 mbsf | 7.02 s | 6.98 s | 7.045 s | |
TWT between seafloor and reflection linked to 865 mbsf | 0.98 s | 0.94 s | 1.05 s | |
Average velocity between seafloor and 865 mbsf | 1839 m/s | 1765 m/s | 1840 m/s | 1648 m/s |
Difference between MCS model and inferred velocity for the layer between seafloor and 865 mbsf | 74 m/s | 1 m/s | 191 m/s | |
TWT of synthetic reflection linked to upper sill | 7.625 s | 7.625 s | 7.625 s | |
TWT synthetic reflection linked to 865 mbsf and reflection linked to upper sill | 0.605 s | 0.645 s | 0.58 s | |
Average velocity between 865 mbsf and U reflection/upper sill | 2508 m/s | 2473 m/s | 2319 m/s | 2579 m/s |
Difference between MCS model and inferred velocity for the layer between 865 mbsf and upper sill | 35 m/s | 189 m/s | 71 m/s |
Notes: Average velocities for the layers defined by these horizons are calculated from multichannel seismic (MCS) data and implied by each of the interpretations. Differences between velocities are derived from the interpretations and those from MCS data.