Marine Geoscience Data System

Processed Data Sets

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Bathymetry:Swath

Data at NOAA:NCEI

Platform Info

Thomas Washington

SIO

Device Info

Sonar:Multibeam

SeaBeam:Classic

Locale

File Format

MBSystem

Orcutt, John

UCSD

Bathymetry:Swath

Data at SIO:GDC

Platform Info

Thomas Washington

SIO

Device Info

Sonar:Multibeam

SeaBeam:Classic

Locale

File Format

HTML

Orcutt, John

UCSD

Bathymetry:Swath

Data DOI: 10.26022/IEDA/301388

Processed ship-based Multibeam Sonar Data acquired along the East Pacific Rise (EPR) Spreading Center during the Thomas Washington expedition TERA01WT (1991)

Platform Info

Thomas Washington

SIO

Device Info

Sonar:Multibeam

SeaBeam:Classic

Locale

File Format

MBSystem

Orcutt, John

UCSD

Seismic Acquisition Parameters

Download As Text

TERA01WT_ACQ001 (Lines: 1138)

Source Information

AirGun (BOLT:1500C)

Source Number: 6

Volume (cu in): 2850

Pressure (psi): 2000

Shot Interval (sec): 40

Distance to Near Channel (m): 358

Distance to Antenna (m): 42

Number of Arrays: 1

Receiver Information

NotProvided

Number of Cables: 1

Channels Per Cable: 160

Channels Recorded: 160

Group Spacing (m): 25

Near Channel Number: 160

Used Active Tail Buoy: false

Used Compass Birds: false

Nav System

Acquisition System

Digital

Name: DSS240

Sample Interval (msec): 4

Record Length (sec): 18.75

Details

This was a two ship seismic project with the RV Maurice Ewing cruise EW9102. See additional information at http://www.marine-geo.org/tools/seismic_search/field.php?id=EW9102

TERA01WT_ACQ002 (Lines: 1092-1105,ESPs 1127-1135)

Source Information

AirGun (BOLT:1500C)

Source Number: 6

Volume (cu in): 2850

Pressure (psi): 2000

Shot Interval (sec): 60

Distance to Near Channel (m): 358

Distance to Antenna (m): 42

Number of Arrays: 1

Receiver Information

NotProvided

Number of Cables: 1

Channels Per Cable: 160

Channels Recorded: 160

Group Spacing (m): 25

Near Channel Number: 160

Used Active Tail Buoy: false

Used Compass Birds: false

Nav System

Acquisition System

Digital

Name: DSS240

Sample Interval (msec): 4

Record Length (sec): 37.5

Details

This was a two ship seismic project with the RV Maurice Ewing cruise EW9102. See additional information at http://www.marine-geo.org/tools/seismic_search/field.php?id=EW9102