Multibeam Report for EW9808


Ship Name: Maurice Ewing
Chief Scientist: Heallen, Robert
WesternGeco
Source Organization: Marine Geoscience Data System (MGDS)
Start Date: 1998-10-05
End Date: 1998-10-09


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Multibeam Bathymetry

Cruise Details

Project: Western Geophysical Job Number 0173-9A-012
Instrument: Atlas Hydrosweep DS

Data Quality

Number of Files: 6
Number of Records: 105581
BATHYMETRY DATA Quantity Percentage
Number of Beams 6229279 100%
Number of Good Beams 5927745 95.16%
Number of Zero Beams 301534 4.84%
Number of Flagged Beams 0 0%

Navigation Totals

Total Time: 93.8859 hours
Total Track Length: 1822.5306 km
Average Speed: 19.412 km/hr (10.4816 knots)

Cruise Bounds

Northern Extent: 44.666466
Southern Extent: 36.853348
Western Extent: -76.340965
Eastern Extent: -58.76283

Limits

Minimum Sonar Depth 5.5 Maximum Sonar Depth 5.5
Minimum Altitude 0 Maximum Altitude 2645.5
Minimum Depth 11.9 Maximum Depth 2713

File Information

Full Resolution Bathymetry as collected (raw): 4

Files File Size Description
9808hs.d279.mb21.gz 12.44MB Raw Hydrosweep
9808hs.d280.mb21.gz 12.32MB Raw Hydrosweep
9808hs.d281.mb21.gz 7.83MB Raw Hydrosweep
9808hs.d282.mb21.gz 8.53MB Raw Hydrosweep

Metadata Files: 2

Files File Size Description
EW9808_Multibeam.xml NGDC created ISO metadata
EW9808.xml 25.6KB XML metadata file