Multibeam Report for EW9413

Ship Name: Maurice Ewing
Chief Scientist: Diebold, John
Lamont-Doherty Earth Observatory
Source Organization: Marine Geoscience Data System (MGDS)
Start Date: 1994-09-24
End Date: 1994-10-01

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Multibeam Bathymetry

Cruise Details

Project: U.S. Naval Oceanographic Office Survey
Instrument: Atlas Hydrosweep DS

Data Quality

Number of Files: 9
Number of Records: 68531
BATHYMETRY DATA Quantity Percentage
Number of Beams 4043329 100%
Number of Good Beams 3794899 93.86%
Number of Zero Beams 248430 6.14%
Number of Flagged Beams 0 0%

Navigation Totals

Total Time: 167.8184 hours
Total Track Length: 2319.4667 km
Average Speed: 13.821 km/hr (7.4627 knots)

Cruise Bounds

Northern Extent: 54.33411
Southern Extent: 42.41839
Western Extent: -134.90062
Eastern Extent: -124.21827


Minimum Sonar Depth 5.5 Maximum Sonar Depth 5.5
Minimum Altitude -5.5 Maximum Altitude 4033.5
Minimum Depth 11.9 Maximum Depth 4471

File Information

Full Resolution Bathymetry as collected (raw): 8

Files File Size Description
9413hs.d267.mb21.gz 3.70MB Raw Hydrosweep
9413hs.d268.mb21.gz 6.53MB Raw Hydrosweep
9413hs.d269.mb21.gz 3.26MB Raw Hydrosweep
9413hs.d270.mb21.gz 3.20MB Raw Hydrosweep
9413hs.d271.mb21.gz 3.40MB Raw Hydrosweep
9413hs.d272.mb21.gz 3.58MB Raw Hydrosweep
9413hs.d273.mb21.gz 4.07MB Raw Hydrosweep
9413hs.d274.mb21.gz 3.97MB Raw Hydrosweep

Metadata Files: 1

Files File Size Description
EW9413_Multibeam.xml NCEI created ISO metadata