| Project: | Transit |
| Instrument: | Atlas Hydrosweep DS |
| All Bathy/Relief | Coastal | DEM Portal | Fishing | Global | Lakes | Multibeam | NOS |
| Ship Name: | Maurice Ewing |
| Chief Scientist: | Arko, Bob LDEO |
| Source Organization: | Marine Geoscience Data System (MGDS) |
| Start Date: | 1999-02-28 |
| End Date: | 1999-03-05 |
Multibeam Bathymetry

| Project: | Transit |
| Instrument: | Atlas Hydrosweep DS |

| Number of Files: | 8 |
| Number of Records: | 45657 |
| BATHYMETRY DATA | Quantity | Percentage |
|---|---|---|
| Number of Beams | 2693763 | 100% |
| Number of Good Beams | 2455947 | 91.17% |
| Number of Zero Beams | 237816 | 8.83% |
| Number of Flagged Beams | 0 | 0% |

| Total Time: | 121.1204 hours |
| Total Track Length: | 2312.4551 km |
| Average Speed: | 19.092 km/hr (10.3089 knots) |

| Northern Extent: | 13.553403 |
| Southern Extent: | 9.382102 |
| Western Extent: | -79.91758 |
| Eastern Extent: | -59.635124 |

| Minimum Sonar Depth | 5.5 | Maximum Sonar Depth | 5.5 |
| Minimum Altitude | 0 | Maximum Altitude | 5029.5 |
| Minimum Depth | 14.2 | Maximum Depth | 5288 |
File Information

| Files | File Size | Description |
|---|---|---|
| 9902hs.d059.mb21.gz | 2.50MB | Raw Hydrosweep |
| 9902hs.d060.mb21.gz | 4.24MB | Raw Hydrosweep |
| 9902hs.d061.mb21.gz | 3.17MB | Raw Hydrosweep |
| 9902hs.d062.mb21.gz | 4.45MB | Raw Hydrosweep |
| 9902hs.d063.mb21.gz | 3.48MB | Raw Hydrosweep |
| 9902hs.d064.mb21.gz | 3.64MB | Raw Hydrosweep |
| 9902hs.d065.mb21.gz | 13.0KB | Raw Hydrosweep |

| Files | File Size | Description |
|---|---|---|
| EW9902_Multibeam.xml | NGDC created ISO metadata |