| Project: | |
| Instrument: | SeaBeam 2112 |
| All Bathy/Relief | Coastal | DEM Portal | Fishing | Global | Lakes | Multibeam | NOS |
| Ship Name: | Atlantis |
| Chief Scientist: | Karson, J. Duke University |
| Source Organization: | Woods Hole Oceanographic Institution (WHOI) |
| Start Date: | 2005-01-30 |
| End Date: | 2005-03-08 |
Multibeam Bathymetry

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

| Number of Files: | 17 |
| Number of Records: | 57512 |
| BATHYMETRY DATA | Quantity | Percentage |
|---|---|---|
| Number of Beams | 8684312 | 100% |
| Number of Good Beams | 6567638 | 75.63% |
| Number of Zero Beams | 2029427 | 23.37% |
| Number of Flagged Beams | 87247 | 1.0% |

| Total Time: | 207.4966 hours |
| Total Track Length: | 2678.2783 km |
| Average Speed: | 12.908 km/hr (6.9698 knots) |

| Northern Extent: | -21.434944 |
| Southern Extent: | -24.212717 |
| Western Extent: | -119.8656 |
| Eastern Extent: | -111.2473 |

| Minimum Sonar Depth | 0 | Maximum Sonar Depth | 0 |
| Minimum Altitude | 0 | Maximum Altitude | 5842.2002 |
| Minimum Depth | 1780.7 | Maximum Depth | 6097.7998 |
File Information

| Files | File Size | Description |
|---|---|---|
| at11l23.sb.20050131.raw.mb41.gz | 28.84MB | SeaBeam 2100 series vender format |
| at11l23.sb.20050201.raw.mb41.gz | 20.74MB | SeaBeam 2100 series vender format |
| at11l23.sb.20050212.raw.mb41.gz | 23.09MB | SeaBeam 2100 series vender format |
| at11l23.sb.20050214.raw.mb41.gz | 10.11MB | SeaBeam 2100 series vender format |
| at11l23.sb.20050215.raw.mb41.gz | 8.82MB | SeaBeam 2100 series vender format |
| at11l23.sb.20050216.raw.mb41.gz | 0.82MB | SeaBeam 2100 series vender format |
| at11l23.sb.20050217.raw.mb41.gz | 30.44MB | SeaBeam 2100 series vender format |
| at11l23.sb.20050219.raw.mb41.gz | 23.82MB | SeaBeam 2100 series vender format |
| at11l23.sb.20050220.raw.mb41.gz | 32.85MB | SeaBeam 2100 series vender format |
| at11l23.sb.20050224.raw.mb41.gz | 27.62MB | SeaBeam 2100 series vender format |
| at11l23.sb.20050225.raw.mb41.gz | 27.19MB | SeaBeam 2100 series vender format |
| at11l23.sb.20050226.raw.mb41.gz | 13.35MB | SeaBeam 2100 series vender format |
| at11l23.sb.20050227.raw.mb41.gz | 16.15MB | SeaBeam 2100 series vender format |
| at11l23.sb.20050228.raw.mb41.gz | 27.38MB | SeaBeam 2100 series vender format |
| at11l23.sb.20050301.raw.mb41.gz | 54.24MB | SeaBeam 2100 series vender format |
| at11l23.sb.20050302.raw.mb41.gz | 27.44MB | SeaBeam 2100 series vender format |

| Files | File Size | Description |
|---|---|---|
| AT11L23_Multibeam.xml | NGDC created ISO metadata |