Multibeam Report for EW9003

Ship Name: Maurice Ewing
Chief Scientist: Diebold, John
Lamont-Doherty Earth Observatory
Source Organization: Marine Geoscience Data System (MGDS)
Start Date: 1990-06-25
End Date: 1990-07-02

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Multibeam Bathymetry

Cruise Details

Instrument: Atlas Hydrosweep DS

Data Quality

Number of Files: 4
Number of Records: 28624
BATHYMETRY DATA Quantity Percentage
Number of Beams 1688816 100%
Number of Good Beams 1677559 99.33%
Number of Zero Beams 11257 0.67%
Number of Flagged Beams 0 0%

Navigation Totals

Total Time: 51.3822 hours
Total Track Length: 666.6638 km
Average Speed: 12.975 km/hr (7.0059 knots)

Cruise Bounds

Northern Extent: 31.567991
Southern Extent: 26.630589
Western Extent: -79.77417
Eastern Extent: -77.16667


Minimum Sonar Depth 5.5 Maximum Sonar Depth 5.5
Minimum Altitude 427.4 Maximum Altitude 1474.5
Minimum Depth 431.7 Maximum Depth 1724

File Information

Full Resolution Bathymetry as collected (raw): 1

Files File Size Description
ew9003_1.hs.mb5.gz 4.45MB

Full Resolution Bathymetry (processed): 1

Files File Size Description
EW9003.b93.mb164.gz 6.27MB NGDC binary hydrographic sounding format

Metadata Files: 2

Files File Size Description
EW9003_Multibeam.xml NGDC created ISO metadata
e9003.pdf 16.3KB PDF metadata file