Multibeam Report for PPTU01WT

Ship Name: Thomas Washington
Chief Scientist: McClain, J.
University of California, Davis
Source Organization: University of California, Scripps Institution of Oceanography (UC/SIO)
Start Date: 1985-09-17
End Date: 1985-10-16

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Multibeam Bathymetry

Cruise Details

Project: Papatua Expedition
Instrument: SeaBeam

Data Quality

Number of Files: 18
Number of Records: 397924
BATHYMETRY DATA Quantity Percentage
Number of Beams 7560556 100%
Number of Good Beams 5377715 71.13%
Number of Zero Beams 2182830 28.87%
Number of Flagged Beams 11 0.0%

Navigation Totals

Total Time: 677.2406 hours
Total Track Length: 11900.6837 km
Average Speed: 17.572 km/hr (9.4881 knots)

Cruise Bounds

Northern Extent: 30.792387
Southern Extent: 12.414365
Western Extent: -116.6607
Eastern Extent: -102.04282


Minimum Sonar Depth 0 Maximum Sonar Depth 0
Minimum Altitude 0 Maximum Altitude 17173
Minimum Depth 92 Maximum Depth 5159

File Information

Full Resolution Bathymetry as collected (raw): 15

Files File Size Description
PPTU01WT.SBM.85oct02 2.74MB SIO merge Sea Beam
PPTU01WT.SBM.85oct04 2.90MB SIO merge Sea Beam
PPTU01WT.SBM.85oct06 2.61MB SIO merge Sea Beam
PPTU01WT.SBM.85oct08 2.47MB SIO merge Sea Beam
PPTU01WT.SBM.85oct10 2.38MB SIO merge Sea Beam
PPTU01WT.SBM.85oct12 2.67MB SIO merge Sea Beam
PPTU01WT.SBM.85oct14 2.46MB SIO merge Sea Beam
PPTU01WT.SBM.85oct16 3.36MB SIO merge Sea Beam
PPTU01WT.SBM.85sep19 2.93MB SIO merge Sea Beam
PPTU01WT.SBM.85sep21 1.77MB SIO merge Sea Beam
PPTU01WT.SBM.85sep22 1.27MB SIO merge Sea Beam
PPTU01WT.SBM.85sep23 1.47MB SIO merge Sea Beam
PPTU01WT.SBM.85sep25 3.14MB SIO merge Sea Beam
PPTU01WT.SBM.85sep27 2.76MB SIO merge Sea Beam
PPTU01WT.SBM.85sep30 3.12MB SIO merge Sea Beam

Metadata Files: 1

Files File Size Description
PPTU01WT_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)