| Project: | Western Geophysical Job Number 0173-9A-012 |
| Instrument: | Atlas Hydrosweep DS |
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| All Bathy/Relief | Coastal | DEM Portal | Fishing | Global | Lakes | Multibeam | NOS |
| Ship Name: | Maurice Ewing |
| Chief Scientist: | Heallen, Robert WesternGeco |
| Source Organization: | Marine Geoscience Data System (MGDS) |
| Start Date: | 1998-10-05 |
| End Date: | 1998-10-09 |
Multibeam Bathymetry
| Project: | Western Geophysical Job Number 0173-9A-012 |
| Instrument: | Atlas Hydrosweep DS |
| Number of Files: | 6 |
| Number of Records: | 105581 |
| BATHYMETRY DATA | Quantity | Percentage |
|---|---|---|
| Number of Beams | 6229279 | 100% |
| Number of Good Beams | 5927745 | 95.16% |
| Number of Zero Beams | 301534 | 4.84% |
| Number of Flagged Beams | 0 | 0% |
| Total Time: | 93.8859 hours |
| Total Track Length: | 1822.5306 km |
| Average Speed: | 19.412 km/hr (10.4816 knots) |
| Northern Extent: | 44.666466 |
| Southern Extent: | 36.853348 |
| Western Extent: | -76.340965 |
| Eastern Extent: | -58.76283 |
| Minimum Sonar Depth | 5.5 | Maximum Sonar Depth | 5.5 |
| Minimum Altitude | 0 | Maximum Altitude | 2645.5 |
| Minimum Depth | 11.9 | Maximum Depth | 2713 |
File Information
| Files | File Size | Description |
|---|---|---|
| 9808hs.d279.mb21.gz | 12.44MB | Raw Hydrosweep |
| 9808hs.d280.mb21.gz | 12.32MB | Raw Hydrosweep |
| 9808hs.d281.mb21.gz | 7.83MB | Raw Hydrosweep |
| 9808hs.d282.mb21.gz | 8.53MB | Raw Hydrosweep |
| Files | File Size | Description |
|---|---|---|
| EW9808_Multibeam.xml | NGDC created ISO metadata | |
| EW9808.xml | 25.6KB | XML metadata file |