| Project: | Westfall Expedition |
| Instrument: | SeaBeam |
| All Bathy/Relief | Coastal | DEM Portal | Fishing | Global | Lakes | Multibeam | NOS |
| Ship Name: | Thomas Washington |
| Chief Scientist: | Lonsdale, Peter Scripps Institution of Oceanography |
| Source Organization: | University of California, Scripps Institution of Oceanography (UC/SIO) |
| Start Date: | 1990-11-08 |
| End Date: | 1990-11-12 |
Multibeam Bathymetry

| Project: | Westfall Expedition |
| Instrument: | SeaBeam |

| Number of Files: | 5 |
| Number of Records: | 36794 |
| BATHYMETRY DATA | Quantity | Percentage |
|---|---|---|
| Number of Beams | 699086 | 100% |
| Number of Good Beams | 452207 | 64.69% |
| Number of Zero Beams | 246879 | 35.31% |
| Number of Flagged Beams | 0 | 0% |

| Total Time: | 79.5097 hours |
| Total Track Length: | 1555.6237 km |
| Average Speed: | 19.565 km/hr (10.5643 knots) |

| Northern Extent: | 32.593697 |
| Southern Extent: | 28.423504 |
| Western Extent: | -120.7433 |
| Eastern Extent: | -117.257706 |

| Minimum Sonar Depth | 0 | Maximum Sonar Depth | 0 |
| Minimum Altitude | 0 | Maximum Altitude | 4364 |
| Minimum Depth | 52 | Maximum Depth | 4393 |
File Information

| Files | File Size | Description |
|---|---|---|
| WSFL01WT.SWSB.90nov09 | 1.09MB | SIO Swath-bathy SeaBeam |
| WSFL01WT.SWSB.90nov10 | 1.04MB | SIO Swath-bathy SeaBeam |
| WSFL01WT.SWSB.90nov11 | 1.36MB | SIO Swath-bathy SeaBeam |
| WSFL01WT.SWSB.90nov12 | 0.59MB | SIO Swath-bathy SeaBeam |

| Files | File Size | Description |
|---|---|---|
| WSFL01WT_Multibeam.xml | NCEI created ISO metadata |