Multibeam Report for CRGN02WT

Ship Name: Thomas Washington
Chief Scientist: Natland, J. and McNutt, M.
Scripps Institution of Oceanography and Massachusetts Institute of Technology
Source Organization: University of California, Scripps Institution of Oceanography (UC/SIO)
Start Date: 1987-03-31
End Date: 1987-04-25

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Multibeam Bathymetry

Cruise Details

Project: Crossgrain Expedition
Instrument: SeaBeam

Data Quality

Number of Files: 17
Number of Records: 279275
BATHYMETRY DATA Quantity Percentage
Number of Beams 5306225 100%
Number of Good Beams 3614145 68.11%
Number of Zero Beams 1692080 31.89%
Number of Flagged Beams 0 0%

Navigation Totals

Total Time: 614.8392 hours
Total Track Length: 9471.8907 km
Average Speed: 15.405 km/hr (8.3180 knots)

Cruise Bounds

Northern Extent: -5.672477
Southern Extent: -17.502409
Western Extent: -149.97469
Eastern Extent: -134.99757


Minimum Sonar Depth 0 Maximum Sonar Depth 0
Minimum Altitude 0 Maximum Altitude 5330
Minimum Depth 39 Maximum Depth 5364

File Information

Full Resolution Bathymetry as collected (raw): 14

Files File Size Description
CRGN02WT.SBM.87apr01 1.98MB SIO merge Sea Beam
CRGN02WT.SBM.87apr03 2.02MB SIO merge Sea Beam
CRGN02WT.SBM.87apr05 1.64MB SIO merge Sea Beam
CRGN02WT.SBM.87apr07 1.77MB SIO merge Sea Beam
CRGN02WT.SBM.87apr09 1.62MB SIO merge Sea Beam
CRGN02WT.SBM.87apr11 1.62MB SIO merge Sea Beam
CRGN02WT.SBM.87apr13 1.66MB SIO merge Sea Beam
CRGN02WT.SBM.87apr15 1.60MB SIO merge Sea Beam
CRGN02WT.SBM.87apr17 2.07MB SIO merge Sea Beam
CRGN02WT.SBM.87apr19 3.40MB SIO merge Sea Beam
CRGN02WT.SBM.87apr21 3.39MB SIO merge Sea Beam
CRGN02WT.SBM.87apr22 1.10MB SIO merge Sea Beam
CRGN02WT.SBM.87apr24 1.84MB SIO merge Sea Beam
CRGN02WT.SBM.87apr25 1.04MB SIO merge Sea Beam

Metadata Files: 1

Files File Size Description
CRGN02WT_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)