Project: | Collaborative Research: Global Ocean Repeat Hydrog |
Instrument: | Simrad EM122 |
All Bathy/Relief | Coastal | DEM Portal | Fishing | Global | Lakes | Multibeam | NOS |
Ship Name: | Roger Revelle |
Chief Scientist: | Swift, James Scripps Institution of Oceanography |
Source Organization: | UNOLS R2R |
Start Date: | 2009-03-20 |
End Date: | 2009-05-13 |
Multibeam Bathymetry
Project: | Collaborative Research: Global Ocean Repeat Hydrog |
Instrument: | Simrad EM122 |
Number of Files: | 1489 |
Number of Records: | 385557 |
BATHYMETRY DATA | Quantity | Percentage |
---|---|---|
Number of Beams | 73634129 | 100% |
Number of Good Beams | 64395089 | 87.45% |
Number of Zero Beams | 9239040 | 12.55% |
Number of Flagged Beams | 0 | 0% |
Total Time: | 730.0647 hours |
Total Track Length: | 6364.8352 km |
Average Speed: | 8.718 km/hr (4.7073 knots) |
Northern Extent: | -31.051868 |
Southern Extent: | -35.183594 |
Western Extent: | 19.210007 |
Eastern Extent: | 76.468735 |
Minimum Sonar Depth | 3.18 | Maximum Sonar Depth | 8.16 |
Minimum Altitude | 0 | Maximum Altitude | 7512.48 |
Minimum Depth | 49.2 | Maximum Depth | 8022.6602 |
File Information
Files | File Size | Description |
---|---|---|
rr0903.b93.mb164.gz | 260.32MB | NGDC binary hydrographic sounding format |
Files | File Size | Description |
---|---|---|
RR0903_Multibeam.xml | NGDC created ISO metadata |