Velocity model
Choose how interval velocities are defined.
Edit layers manually below. Each layer holds a constant interval velocity.
Display range
Max depth: 29400 m
Layers (6)
Time domain
TWT (ms), increasing downward
0
2400
4800
7200
9600
12000
Seawater · 1500 m/s
Unconsolidated sediment · 1900 m/s
Shale · 3200 m/s
Sandstone · 4000 m/s
Limestone · 5500 m/s
Basement (granite) · 5800 m/s
Depth domain
Depth (m), increasing downward
0
5998
11995
17993
23990
29988
Seawater · 1500 m/s
Unconsolidated sediment · 1900 m/s
Shale · 3200 m/s
Sandstone · 4000 m/s
Limestone · 5500 m/s
Basement (granite) · 5800 m/s
TWT–Depth function
Cumulative depth at each TWT step (one-way depth model).
Converted horizons
Per-layer depths with propagated uncertainty.
| Layer | TWT (ms) | V (m/s) | Thickness (m) | Depth (m) | ± (m) | Error % |
|---|---|---|---|---|---|---|
| Seawater | 0 | 1500 | 0.0 | 0.0 | ±0.0 | 0.0% |
| Unconsolidated sediment | 800 | 1900 | 600.0 | 600.0 | ±6.0 | 1.0% |
| Shale | 1600 | 3200 | 760.0 | 1360.0 | ±66.8 | 4.9% |
| Sandstone | 2400 | 4000 | 1280.0 | 2640.0 | ±143.6 | 5.4% |
| Limestone | 3400 | 5500 | 2000.0 | 4640.0 | ±243.6 | 5.3% |
| Basement (granite) | 4600 | 5800 | 3300.0 | 7940.0 | ±408.6 | 5.1% |