Marine Geoscience Data System

Processed Data Sets

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Data DOI: 10.1594/IEDA/500089

Processed multichannel seismic data along the Galapagos Spreading Center at 91.3W - 95.5W, acquired during the R/V Maurice Ewing survey EW0004 (2000)

Platform Info

Array:Maurice Ewing

LDEO

Device Info

Seismic:MCS

Events

Line Log

Locale

File Format

ASCII

Quality

2

Ito, Garrett

UH:SOEST

Data Set References

Seismic:Reflection:MCS

Data DOI: 10.1594/IEDA/500089

Processed multichannel seismic data along the Galapagos Spreading Center at 91.3W - 95.5W, acquired during the R/V Maurice Ewing survey EW0004 (2000)

Platform Info

Array:Maurice Ewing

LDEO

Device Info

Seismic:MCS

Events

Line Log

Locale

File Format

SEGY

Quality

2

Ito, Garrett

UH:SOEST

Data Set References

Seismic:Reflection:MCS

Data DOI: 10.1594/IEDA/500089

Processed multichannel seismic data along the Galapagos Spreading Center at 91.3W - 95.5W, acquired during the R/V Maurice Ewing survey EW0004 (2000)

Platform Info

Array:Maurice Ewing

LDEO

Device Info

Seismic:MCS

Events

Line Log

Locale

File Format

PDF

Quality

2

Ito, Garrett

UH:SOEST

Data Set References

Raw Data Sets

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Seismic:Ancillary

Ancillary data supporting Multi-channel Seismic study of the Galapagos Spreading Center acquired during R/V Maurice Ewing expedition EW0004 (2000)

Platform Info

Array:Maurice Ewing

LDEO

Device Info

Seismic:MCS

LDEO

Events

Line Log

Locale

GalapagosSpreadingCenter

SpreadingCenter

Quality

0

Sinton, John

UH

Seismic:Reflection:MCS

Data DOI: 10.1594/IEDA/314480

Raw Multi-Channel Seismic Shot Data from the Galapagos Spreading Center acquired during R/V Maurice Ewing expedition EW0004 (2000)

Platform Info

Array:Maurice Ewing

LDEO

Device Info

Seismic:MCS

LDEO

Events

Line Log

Locale

GalapagosSpreadingCenter

SpreadingCenter

File Format

SEGY

Quality

0

Detrick, Robert

WHOI

Sinton, John

UH

Data Set References

Event Logs

Line (EW0004)

Device Info

Related Devices

Sinton, John

UH

Line (EW0004)

Device Info

Seismic:MCS

Platform: Maurice Ewing (Array)

Sinton, John

UH

Seismic Acquisition Parameters

Download As Text

EW0004_ACQ001 (Lines: All)

Source Information

AirGun (BOLT)

Source Number: 10

Volume (cu in): 4438

Pressure (psi): 2000

Depth (m): 7

Shot Interval (sec): 15

Distance to Near Channel (m): 181.65

Distance to Antenna (m): 55.6

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): 7

Near Channel Number: 480

Used Active Tail Buoy: true

Used Compass Birds: true

Nav System

P-Code GPS

WGS84

Acquisition System

Digital

Name: Syntron Syntrak 480

Sample Interval (msec): 4

Record Length (sec): 10

Details

15 second shot interval equals approximately 38 meters

edu.utexas.ig:ew0004_acq001 (Lines: )

Source Information

AirGun

Receiver Information

Hydrophone:Streamer

Used Active Tail Buoy: false

Used Compass Birds: false

Nav System

P-Code GPS

WGS84

Acquisition System

Digital

Name: Syntrak

Details

Receiver Type: Hydrophone_Streamer

Source Type: SeismicSource_Gun_Air

Acquisition System Name: Syntrak

Acquisition System Type: digital

Seismic Nav System: P-Code GPS

Survey Datum: WGS84

Source to Near Channel (m): 182

Antenna to Source (m): 52

Number of Channels Recorded: 480

Channel Length (m): 12.5

Cable Receiver Depth (m): 7

Source Volume (cubicInches): 4438

Source Pressure (bars): 138

Source Number: 10

Source Depth (m): 7

Shot Control: null

Shot Interval (s or m): null

Compass Birds: no

Tail Buoy Positioning: no

Recording Delay: no