Multibeam Report for MRTN13WT

Ship Name: Thomas Washington
Chief Scientist: Fox, J. and Forsyth, D.
University of Rhode Island and Brown University
Source Organization: University of California, Scripps Institution of Oceanography (UC/SIO)
Start Date: 1985-04-01
End Date: 1985-05-01

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Multibeam Bathymetry

Cruise Details

Project: Marathon Expedition
Instrument: SeaBeam

Data Quality

Number of Files: 12
Number of Records: 255009
BATHYMETRY DATA Quantity Percentage
Number of Beams 4845171 100%
Number of Good Beams 3187856 65.79%
Number of Zero Beams 1657315 34.21%
Number of Flagged Beams 0 0%

Navigation Totals

Total Time: 706.4253 hours
Total Track Length: 15317.4651 km
Average Speed: 21.683 km/hr (11.7079 knots)

Cruise Bounds

Northern Extent: -8.346607
Southern Extent: -34.48569
Western Extent: -34.379993
Eastern Extent: 17.331718


Minimum Sonar Depth 0 Maximum Sonar Depth 0
Minimum Altitude 0 Maximum Altitude 5980
Minimum Depth 985 Maximum Depth 6055

File Information

Full Resolution Bathymetry as collected (raw): 9

Files File Size Description
MRTN13WT.SBM.85apr03 1.61MB SIO merge Sea Beam
MRTN13WT.SBM.85apr06 2.80MB SIO merge Sea Beam
MRTN13WT.SBM.85apr09 2.37MB SIO merge Sea Beam
MRTN13WT.SBM.85apr12 2.55MB SIO merge Sea Beam
MRTN13WT.SBM.85apr16 2.95MB SIO merge Sea Beam
MRTN13WT.SBM.85apr19 2.85MB SIO merge Sea Beam
MRTN13WT.SBM.85apr23 2.80MB SIO merge Sea Beam
MRTN13WT.SBM.85apr27 3.38MB SIO merge Sea Beam
MRTN13WT.SBM.85may01 3.09MB SIO merge Sea Beam

Metadata Files: 1

Files File Size Description
MRTN13WT_Multibeam.xml NGDC created ISO metadata

Ancillary Files: 2

Files File Size Description
support.tar.gz 1.21MB Supporting data
svp.tar.gz 50.5KB Sound Speed Profiles (SSP or SVP)