| Project: | |
| Instrument: | SeaBeam 2112 |
| All Bathy/Relief | Coastal | DEM Portal | Fishing | Global | Lakes | Multibeam | NOS |
| Ship Name: | Knorr |
| Chief Scientist: | Ballard, Robert IFE |
| Source Organization: | Woods Hole Oceanographic Institution (WHOI) |
| Start Date: | 2003-08-09 |
| End Date: | 2003-08-18 |
Multibeam Bathymetry

| Project: | |
| Instrument: | SeaBeam 2112 |

| Number of Files: | 10 |
| Number of Records: | 66610 |
| BATHYMETRY DATA | Quantity | Percentage |
|---|---|---|
| Number of Beams | 10023078 | 100% |
| Number of Good Beams | 8511785 | 84.92% |
| Number of Zero Beams | 1419239 | 14.16% |
| Number of Flagged Beams | 92054 | 0.92% |

| Total Time: | 97.3429 hours |
| Total Track Length: | 1659.9705 km |
| Average Speed: | 17.053 km/hr (9.2079 knots) |

| Northern Extent: | 38.424637 |
| Southern Extent: | 36.290047 |
| Western Extent: | 10.984418 |
| Eastern Extent: | 21.909525 |

| Minimum Sonar Depth | 0 | Maximum Sonar Depth | 0 |
| Minimum Altitude | 0 | Maximum Altitude | 4559.1001 |
| Minimum Depth | 47.32 | Maximum Depth | 4642.6001 |
File Information

| Files | File Size | Description |
|---|---|---|
| kn172l16.sb.20030810.raw.mb41.gz | 23.25MB | SeaBeam 2100 series vender format |
| kn172l16.sb.20030811.raw.mb41.gz | 106.62MB | SeaBeam 2100 series vender format |
| kn172l16.sb.20030812.raw.mb41.gz | 74.72MB | SeaBeam 2100 series vender format |
| kn172l16.sb.20030813.raw.mb41.gz | 23.68MB | SeaBeam 2100 series vender format |
| kn172l16.sb.20030814.raw.mb41.gz | 17.01MB | SeaBeam 2100 series vender format |
| kn172l16.sb.20030816.raw.mb41.gz | 68.01MB | SeaBeam 2100 series vender format |
| kn172l16.sb.20030817.raw.mb41.gz | 35.77MB | SeaBeam 2100 series vender format |

| Files | File Size | Description |
|---|---|---|
| KN172L16_fuledit.b93.mb164.gz | 50.98MB | NGDC binary hydrographic sounding format |

| Files | File Size | Description |
|---|---|---|
| KN172L16_Multibeam.xml | NCEI created ISO metadata | |
| kn172l16.txt | 411 Bytes | Informal metadata text |