| Project: | |
| Instrument: | Atlas Hydrosweep DS |
| All Bathy/Relief | Coastal | DEM Portal | Fishing | Global | Lakes | Multibeam | NOS |
| Ship Name: | Maurice Ewing |
| Chief Scientist: | McNutt, Marcia K. Massachusetts Institute of Technology |
| Source Organization: | Marine Geoscience Data System (MGDS) |
| Start Date: | 1992-04-28 |
| End Date: | 1992-05-10 |
Multibeam Bathymetry

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

| Number of Files: | 19 |
| Number of Records: | 67215 |
| BATHYMETRY DATA | Quantity | Percentage |
|---|---|---|
| Number of Beams | 3965685 | 100% |
| Number of Good Beams | 3697265 | 93.23% |
| Number of Zero Beams | 268420 | 6.77% |
| Number of Flagged Beams | 0 | 0% |

| Total Time: | 246.8064 hours |
| Total Track Length: | 2838.8393 km |
| Average Speed: | 11.502 km/hr (6.2106 knots) |

| Northern Extent: | -8.436201 |
| Southern Extent: | -17.538527 |
| Western Extent: | -149.57405 |
| Eastern Extent: | -138.34958 |

| Minimum Sonar Depth | 0 | Maximum Sonar Depth | 5.5 |
| Minimum Altitude | -5.5 | Maximum Altitude | 13184.5 |
| Minimum Depth | 12.3 | Maximum Depth | 14178 |
File Information

| Files | File Size | Description |
|---|---|---|
| hs.119.154p.mb21.gz | 3.33MB | Raw Hydrosweep |
| hs.120.20841.mb21.gz | 107.0KB | Raw Hydrosweep |
| hs.121.129.mb21.gz | 17.94MB | Raw Hydrosweep |
| hs.126.8005.mb21.gz | 7.63MB | Raw Hydrosweep |
| hs.127.785.mb21.gz | 3.1KB | Raw Hydrosweep |
| hs.127.839.mb21.gz | 6.34MB | Raw Hydrosweep |
| hs.128.15233.mb21.gz | 11.67MB | Raw Hydrosweep |
| hs.129.21437.mb21.gz | 5.33MB | Raw Hydrosweep |
| hs.130.29390.mb21.gz | 7.04MB | Raw Hydrosweep |
| hs.131.3839.mb21.gz | 11.09MB | Raw Hydrosweep |

| Files | File Size | Description |
|---|---|---|
| hs.119.154.mb21.gz | 1.06MB | Raw Hydrosweep |
| hs.126.8005p.mb21.gz | 2.57MB | Raw Hydrosweep |
| hs.127.785p.mb21.gz | 4.5KB | Raw Hydrosweep |
| hs.127.839p.mb21.gz | 2.14MB | Raw Hydrosweep |
| hs.128.15233p.mb21.gz | 3.98MB | Raw Hydrosweep |
| hs.129.21437p.mb21.gz | 1.74MB | Raw Hydrosweep |
| hs.130.29390p.mb21.gz | 2.36MB | Raw Hydrosweep |
| hs.131.3839p.mb21.gz | 3.56MB | Raw Hydrosweep |

| Files | File Size | Description |
|---|---|---|
| EW9204_Multibeam.xml | NCEI created ISO metadata |