Multibeam Report for PPTU02WT

Ship Name: Thomas Washington
Chief Scientist: Lonsdale, Peter
Scripps Institution of Oceanography
Source Organization: University of California, Scripps Institution of Oceanography (UC/SIO)
Start Date: 1985-10-19
End Date: 1985-11-17

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Multibeam Bathymetry

Cruise Details

Project: Papatua Expedition
Instrument: SeaBeam

Data Quality

Number of Files: 17
Number of Records: 362757
BATHYMETRY DATA Quantity Percentage
Number of Beams 6892383 100%
Number of Good Beams 4775743 69.29%
Number of Zero Beams 2116640 30.71%
Number of Flagged Beams 0 0%

Navigation Totals

Total Time: 675.4092 hours
Total Track Length: 15033.4801 km
Average Speed: 22.258 km/hr (12.0184 knots)

Cruise Bounds

Northern Extent: 26.26669
Southern Extent: -2.921874
Western Extent: -123.46216
Eastern Extent: -100.78567


Minimum Sonar Depth 0 Maximum Sonar Depth 0
Minimum Altitude 0 Maximum Altitude 5593
Minimum Depth 79 Maximum Depth 5767

File Information

Full Resolution Bathymetry as collected (raw): 14

Files File Size Description
PPTU02WT.SBM.85nov01 3.96MB SIO merge Sea Beam
PPTU02WT.SBM.85nov04 4.12MB SIO merge Sea Beam
PPTU02WT.SBM.85nov05 1.07MB SIO merge Sea Beam
PPTU02WT.SBM.85nov08 3.49MB SIO merge Sea Beam
PPTU02WT.SBM.85nov09 1.76MB SIO merge Sea Beam
PPTU02WT.SBM.85nov11 2.91MB SIO merge Sea Beam
PPTU02WT.SBM.85nov14 3.02MB SIO merge Sea Beam
PPTU02WT.SBM.85nov16 3.54MB SIO merge Sea Beam
PPTU02WT.SBM.85nov17 1.38MB SIO merge Sea Beam
PPTU02WT.SBM.85oct21 1.73MB SIO merge Sea Beam
PPTU02WT.SBM.85oct23 2.41MB SIO merge Sea Beam
PPTU02WT.SBM.85oct25 2.25MB SIO merge Sea Beam
PPTU02WT.SBM.85oct26 0.79MB SIO merge Sea Beam
PPTU02WT.SBM.85oct29 2.24MB SIO merge Sea Beam

Metadata Files: 1

Files File Size Description
PPTU02WT_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)