Multibeam Report for SPNT02WT

Ship Name: Thomas Washington
Chief Scientist: Lonsdale, Peter and Mammerickx, Jacqueline
Scripps Institution of Oceanography
Source Organization: University of California, Scripps Institution of Oceanography (UC/SIO)
Start Date: 1984-03-01
End Date: 1984-03-09

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Multibeam Bathymetry

Cruise Details

Project: Sprint Expedition
Instrument: SeaBeam

Data Quality

Number of Files: 7
Number of Records: 80052
BATHYMETRY DATA Quantity Percentage
Number of Beams 1520988 100%
Number of Good Beams 1136986 74.75%
Number of Zero Beams 384002 25.25%
Number of Flagged Beams 0 0%

Navigation Totals

Total Time: 163.0992 hours
Total Track Length: 3109.3051 km
Average Speed: 19.064 km/hr (10.2937 knots)

Cruise Bounds

Northern Extent: 33.501198
Southern Extent: 31.1918
Western Extent: -122.7228
Eastern Extent: -117.30969


Minimum Sonar Depth 0 Maximum Sonar Depth 0
Minimum Altitude 0 Maximum Altitude 4761
Minimum Depth 91 Maximum Depth 4778

File Information

Full Resolution Bathymetry as collected (raw): 4

Files File Size Description
SPNT02WT.SBM.84mar04 1.88MB SIO merge Sea Beam
SPNT02WT.SBM.84mar06 2.61MB SIO merge Sea Beam
SPNT02WT.SBM.84mar07 430.7KB SIO merge Sea Beam
SPNT02WT.SBM.84mar09 2.73MB SIO merge Sea Beam

Metadata Files: 1

Files File Size Description
SPNT02WT_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)