| Project: | Papatua Expedition |
| Instrument: | SeaBeam |
| All Bathy/Relief | Coastal | DEM Portal | Fishing | Global | Lakes | Multibeam | NOS |
| Ship Name: | Thomas Washington |
| Chief Scientist: | Yayanos, Aristides Scripps Institution of Oceanography |
| Source Organization: | University of California, Scripps Institution of Oceanography (UC/SIO) |
| Start Date: | 1986-03-25 |
| End Date: | 1986-04-22 |
Multibeam Bathymetry

| Project: | Papatua Expedition |
| Instrument: | SeaBeam |

| Number of Files: | 13 |
| Number of Records: | 174832 |
| BATHYMETRY DATA | Quantity | Percentage |
|---|---|---|
| Number of Beams | 3321808 | 100% |
| Number of Good Beams | 2416973 | 72.76% |
| Number of Zero Beams | 904835 | 27.24% |
| Number of Flagged Beams | 0 | 0% |

| Total Time: | 408.0306 hours |
| Total Track Length: | 6581.1509 km |
| Average Speed: | 16.129 km/hr (8.7090 knots) |

| Northern Extent: | 13.447268 |
| Southern Extent: | -1.327359 |
| Western Extent: | 121.16559 |
| Eastern Extent: | 144.59947 |

| Minimum Sonar Depth | 0 | Maximum Sonar Depth | 0 |
| Minimum Altitude | 0 | Maximum Altitude | 10621 |
| Minimum Depth | 6 | Maximum Depth | 10627 |
File Information

| Files | File Size | Description |
|---|---|---|
| PPTU08WT.SBM.86apr01 | 1.90MB | SIO merge Sea Beam |
| PPTU08WT.SBM.86apr03 | 3.66MB | SIO merge Sea Beam |
| PPTU08WT.SBM.86apr07 | 2.32MB | SIO merge Sea Beam |
| PPTU08WT.SBM.86apr11 | 3.04MB | SIO merge Sea Beam |
| PPTU08WT.SBM.86apr14 | 40.5KB | SIO merge Sea Beam |
| PPTU08WT.SBM.86apr17 | 0.75MB | SIO merge Sea Beam |
| PPTU08WT.SBM.86apr20 | 2.07MB | SIO merge Sea Beam |
| PPTU08WT.SBM.86apr22 | 1.57MB | SIO merge Sea Beam |
| PPTU08WT.SBM.86apr24 | 0.53MB | SIO merge Sea Beam |
| PPTU08WT.SBM.86mar29 | 0.87MB | SIO merge Sea Beam |

| Files | File Size | Description |
|---|---|---|
| PPTU08WT_Multibeam.xml | NCEI created ISO metadata |

| Files | File Size | Description |
|---|---|---|
| support.tar.gz | 1.21MB | Supporting data |
| svp.tar.gz | 50.5KB | Sound Speed Profiles (SSP or SVP) |