Marine Geoscience Data System

Seismic Reflection/Refraction Data at the Academic Seismic Portal

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Expeditions / Compilations

EW0207

Maurice Ewing

Processed

Raw

Acquisition Information

Raw Data Sets

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Seismic:Ancillary

Multi-Channel Seismic Data from the Juan de Fuca Spreading Center acquired during the Maurice Ewing expedition EW0207 (2002)

Platform Info

Array:Maurice Ewing

LDEO

Device Info

Seismic:MCS

LDEO

Events

Line Log

Locale

JdF

SpreadingCenter

File Format

ASCII

Quality

Details

Includes shot log files and nb0 shot time files

Carbotte, Suzanne

LDEO

Data Set References

Seismic:Navigation

Raw Seismic Navigation Data from the Juan de Fuca Spreading Center acquired during the R/V Maurice Ewing expedition EW0207 (2002)

Platform Info

Array:Maurice Ewing

LDEO

Device Info

Seismic:MCS

LDEO

Events

Line Log

Locale

JdF

SpreadingCenter

File Format

Quality

Details

These UKOOA P2/94 files have not been processed. For this cruise, the Seismic Shot Point Navigation data provide the primary seismic navigation source for seismic data processing.

Diebold, John

LDEO

Data Set References

Seismic:Navigation

Raw Seismic Navigation Data from the Juan de Fuca Spreading Center acquired during the R/V Maurice Ewing expedition EW0207 (2002)

Platform Info

Array:Maurice Ewing

LDEO

Device Info

Seismic:MCS

LDEO

Events

Line Log

Locale

JdF

SpreadingCenter

File Format

Quality

Details

These UKOOA P1/90 files have not been processed. For this cruise, the Seismic Shot Point Navigation data provide the primary seismic navigation source for seismic data processing.

Diebold, John

LDEO

Data Set References

Seismic:Navigation:ShotTime

Data DOI: 10.1594/IEDA/303711

Seismic Shot Point Navigation Data from the Juan de Fuca Spreading Center acquired during the R/V Maurice Ewing expedition EW0207 (2002)

Platform Info

Array:Maurice Ewing

LDEO

Device Info

Seismic:MCS

LDEO

Events

Line Log

Locale

JdF

SpreadingCenter

File Format

ASCII:TSN

Quality

Details

This dataset, Seismic Shot Point Navigation data, provides the primary seismic navigation source for this cruise and should be used for seismic data processing.

Carbotte, Suzanne

LDEO

Harding, Alistair

SIO

Kent, Graham

SIO

Detrick, Robert

WHOI

Canales, JuanPablo

WHOI

Nedimovic, Mladen

NRCAN

Data Set References

Seismic:Reflection:MCS

Data DOI: 10.1594/IEDA/306864

Raw Multi-Channel Seismic Shot Data from the Juan de Fuca Spreading Center acquired during the R/V Maurice Ewing expedition EW0207 (2002)

Platform Info

Array:Maurice Ewing

LDEO

Device Info

Seismic:MCS

LDEO

Events

Line Log

Locale

JdF

SpreadingCenter

File Format

SEGY

Quality

Carbotte, Suzanne

LDEO

Harding, Alistair

SIO

Kent, Graham

SIO

Canales, JuanPablo

WHOI

Nedimovic, Mladen

NRCAN

Data Set References

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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