Marine Geoscience Data System

Seismic Reflection/Refraction Data at the Academic Seismic Portal

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Expeditions / Compilations

EW0207

Maurice Ewing

Processed

Acquisition Information

Processed Data Sets

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Backscatter:Acoustic, Bathymetry:Swath, Sidescan

Processed ship-based Multibeam Sonar Data from the Juan de Fuca Spreading Center acquired during the Maurice Ewing expedition EW0207 (2002)

Platform Info

Maurice Ewing

LDEO

Device Info

Sonar:Multibeam

Atlas:Hydrosweep DS2

Locale

JdF

SpreadingCenter

File Format

MBSystem

Quality

Carbotte, Suzanne

LDEO

Backscatter:Acoustic, Bathymetry:Swath, Sidescan

Processed ship-based Multibeam Sonar Data from the Juan de Fuca Spreading Center acquired during the Maurice Ewing expedition EW0207 (2002)

Platform Info

Maurice Ewing

LDEO

Device Info

Sonar:Multibeam

Atlas:Hydrosweep DS2

Locale

JdF

SpreadingCenter

File Format

MBSystem

Quality

Carbotte, Suzanne

LDEO

Event Logs

Line (EW0207)

Device Info

Related Devices

Carbotte, Suzanne

LDEO

Line (EW0207)

Device Info

Seismic:MCS

Platform: Maurice Ewing (Array)

Carbotte, Suzanne

LDEO

Seismic Acquisition Parameters

Download As Text

EW0207_ACQ001 (Lines: 1-3,17-20,31-37,86-90)

Source Information

AirGun (BOLT:1500C)

Source Number: 10

Volume (cu in): 3005

Pressure (psi): 2000

Shot Interval (m): 37.5

Distance to Near Channel (m): 190

Distance to Antenna (m): 49

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 480

Channels Recorded: 480

Group Spacing (m): 12.5

Cable Length (m): 6000

Cable Depth (m): 8

Near Channel Number: 480

Used Active Tail Buoy: true

Used Compass Birds: true

Nav System

Acquisition System

Digital

Name: Syntron Syntrak 480

Sample Interval (msec): 2

Record Length (sec): 10

Details

EW0207_ACQ002 (Lines: 4-16,21-30,38-85)

Source Information

AirGun (BOLT:1500C)

Source Number: 10

Volume (cu in): 3005

Pressure (psi): 2000

Shot Interval (m): 37.5

Distance to Near Channel (m): 190

Distance to Antenna (m): 49

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 480

Channels Recorded: 480

Group Spacing (m): 12.5

Cable Length (m): 6000

Cable Depth (m): 8

Near Channel Number: 480

Used Active Tail Buoy: true

Used Compass Birds: true

Nav System

Acquisition System

Digital

Name: Syntron Syntrak 480

Sample Interval (msec): 4

Record Length (sec): 10

Details

edu.utexas.ig:ew0207_acq001 (Lines: )

Source Information

AirGun

Receiver Information

Hydrophone:Streamer

Used Active Tail Buoy: true

Used Compass Birds: true

Nav System

Tasmon GPS P/Y Code

WGS84

Acquisition System

Digital

Name: Syntron Syntrak 480

Details

Receiver Type: Hydrophone_Streamer

Source Type: SeismicSource_Gun_Air

Acquisition System Name: Syntron Syntrak 480

Acquisition System Type: digital

Seismic Nav System: Tasmon GPS P/Y Code

Survey Datum: WGS84

Source to Near Channel (m): 190

Antenna to Source (m): 49

Number of Channels Recorded: 480

Channel Length (m): 12.5

Cable Receiver Depth (m): 7.5: until JD203 16:44z; 10: after JD203 16:44z

Source Volume (cubicInches): 3005

Source Pressure (bars): 138

Source Number: 10

Source Depth (m): 7.5

Shot Control: distance

Shot Interval (s or m): 37.5

Compass Birds: yes

Tail Buoy Positioning: yes

Recording Delay: no

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