| Project: | Onshore-Offshore Wide-Angle Seismic Recording N... |
| Instrument: | Atlas Hydrosweep DS |
| All Bathy/Relief | Coastal | DEM Portal | Fishing | Global | Lakes | Multibeam | NOS |
| Ship Name: | Maurice Ewing |
| Chief Scientist: | Clarke, Sam US Geological Survey |
| Source Organization: | Marine Geoscience Data System (MGDS) |
| Start Date: | 1994-10-03 |
| End Date: | 1994-10-10 |
Multibeam Bathymetry

| Project: | Onshore-Offshore Wide-Angle Seismic Recording N... |
| Instrument: | Atlas Hydrosweep DS |

| Number of Files: | 10 |
| Number of Records: | 121908 |
| BATHYMETRY DATA | Quantity | Percentage |
|---|---|---|
| Number of Beams | 7192572 | 100% |
| Number of Good Beams | 6762274 | 94.02% |
| Number of Zero Beams | 430293 | 5.98% |
| Number of Flagged Beams | 5 | 0.0% |

| Total Time: | 165.8872 hours |
| Total Track Length: | 2103.2777 km |
| Average Speed: | 12.679 km/hr (6.8461 knots) |

| Northern Extent: | 43.58786 |
| Southern Extent: | 33.63957 |
| Western Extent: | -125.60081 |
| Eastern Extent: | -118.18324 |

| Minimum Sonar Depth | 0 | Maximum Sonar Depth | 5.5 |
| Minimum Altitude | -5.5 | Maximum Altitude | 4114 |
| Minimum Depth | 0.1 | Maximum Depth | 9943 |
File Information

| Files | File Size | Description |
|---|---|---|
| 9414hs.d276.mb21.gz | 3.46MB | Raw Hydrosweep |
| 9414hs.d277.mb21.gz | 8.96MB | Raw Hydrosweep |
| 9414hs.d278.mb21.gz | 7.27MB | Raw Hydrosweep |
| 9414hs.d279.mb21.gz | 12.29MB | Raw Hydrosweep |
| 9414hs.d280.mb21.gz | 4.66MB | Raw Hydrosweep |
| 9414hs.d281.mb21.gz | 7.20MB | Raw Hydrosweep |
| 9414hs.d282.mb21.gz | 6.87MB | Raw Hydrosweep |
| 9414hs.d283.mb21.gz | 5.93MB | Raw Hydrosweep |

| Files | File Size | Description |
|---|---|---|
| EW9414_Multibeam.xml | NCEI created ISO metadata | |
| 95-003.pdf | 0.81MB | PDF metadata file |