Marine Geoscience Data System

Seismic Reflection/Refraction Data at the Academic Seismic Portal

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Expeditions / Compilations

EW9803

Maurice Ewing

Processed

Acquisition Information

Processed Data Sets

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Seismic:Navigation

Platform Info

Array:Maurice Ewing

LDEO

Device Info

Seismic:MCS

Events

Line Log

Locale

File Format

ASCII

Quality

Bangs, Nathan

UTIG

Data Set References

Seismic:Reflection:MCS

Data DOI: 10.1594/IEDA/500174

Processed multichannel seismic data on the forearc basin and accretionary wedge of the northern Guadeloupe Island area of the Lesser Antilles forearc, acquired during the R/V Maurice Ewing survey EW9803 (1998)

Platform Info

Array:Maurice Ewing

LDEO

Device Info

Seismic:MCS

Events

Line Log

Locale

File Format

SEGY

Quality

Bangs, Nathan

UTIG

Data Set References

Seismic:Reflection:MCS

Platform Info

Array:Maurice Ewing

LDEO

Device Info

Seismic:MCS

Events

Line Log

Locale

File Format

PDF

Quality

Bangs, Nathan

UTIG

Data Set References

Event Logs

Line (EW9803)

Device Info

Seismic:MCS

Platform: Maurice Ewing (Array)

Bangs, Nathan

UTIG

Line (EW9803)

Device Info

Seismic:MCS

Platform: Maurice Ewing (Array)

Seismic:OBS

Platform: Maurice Ewing (Array)

Bangs, Nathan

UTIG

Station:Bottom:Deployed (EW9803)

Device Info

Seismic:OBS

Platform: Maurice Ewing (Array)

Bangs, Nathan

UTIG

Seismic Acquisition Parameters

Download As Text

EW9803_ACQ001 (Lines: Sequences 1-5)

Source Information

AirGun (BOLT:1500C)

Source Number: 20

Volume (cu in): 8420

Pressure (psi): 2000

Shot Interval (m): 100

Distance to Near Channel (m): 99.9

Distance to Antenna (m): 55.6

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Recorded: 164

Group Spacing (m): 25

Cable Length (m): 4100

Cable Depth (m): 10

Near Channel Number: 164

Used Compass Birds: true

Nav System

TASMON P(Y)-code GPS

WGS84

Acquisition System

Digital

Name: DMS2000

Sample Interval (msec): 2

Record Length (sec): 18

Details

Source Depth=8-12m

Number of Channels=172 for Seq 1

Number of Channels=180 for Seq 2-5

EW9803_ACQ002 (Lines: Sequence 6)

Source Information

AirGun (BOLT:1500C)

Source Number: 20

Volume (cu in): 8420

Pressure (psi): 2000

Shot Interval (m): 50

Distance to Near Channel (m): 99.9

Distance to Antenna (m): 55.6

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 180

Channels Recorded: 164

Group Spacing (m): 25

Cable Length (m): 4100

Cable Depth (m): 10

Near Channel Number: 164

Used Compass Birds: true

Nav System

TASMON P(Y)-code GPS

WGS84

Acquisition System

Digital

Name: DMS2000

Sample Interval (msec): 2

Record Length (sec): 16

Details

Source Depth=8-12m

EW9803_ACQ003 (Lines: Sequences 7-11)

Source Information

AirGun (BOLT:1500C)

Source Number: 20

Volume (cu in): 8420

Pressure (psi): 2000

Shot Interval (m): 125

Distance to Near Channel (m): 99.9

Distance to Antenna (m): 55.6

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 184

Channels Recorded: 168

Group Spacing (m): 25

Cable Length (m): 4200

Cable Depth (m): 10

Near Channel Number: 168

Used Compass Birds: true

Nav System

TASMON P(Y)-code GPS

WGS84

Acquisition System

Digital

Name: DMS2000

Sample Interval (msec): 2

Record Length (sec): 18

Details

Source Depth=8-12m

EW9803_ACQ004 (Lines: Sequences 12-15)

Source Information

AirGun (BOLT:1500C)

Source Number: 20

Volume (cu in): 8420

Pressure (psi): 2000

Shot Interval (m): 50

Distance to Near Channel (m): 99.9

Distance to Antenna (m): 55.6

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 184

Channels Recorded: 168

Group Spacing (m): 25

Cable Length (m): 4200

Cable Depth (m): 10

Near Channel Number: 168

Used Compass Birds: true

Nav System

TASMON P(Y)-code GPS

WGS84

Acquisition System

Digital

Name: DMS2000

Sample Interval (msec): 2

Record Length (sec): 17

Details

Source Depth=8-12m

edu.utexas.ig:ew9803_acq001 (Lines: )

Source Information

AirGun

Receiver Information

NotApplicable

Used Active Tail Buoy: false

Used Compass Birds: false

Nav System

Y-Code GPS satellite navigation

WGS84

Acquisition System

Digital

Name: DSS 240

Details

Receiver Type: Hydrophone_Streamer; Seismometer_OceanBottom

Source Type: SeismicSource_Gun_Air

Acquisition System Name: DSS 240

Acquisition System Type: digital

Seismic Nav System: Y-Code GPS satellite navigation

Survey Datum: WGS84

Source to Near Channel (m): 99.9

Antenna to Source (m): 56

Number of Channels Recorded: 164; 168

Channel Length (m): 25

Cable Receiver Depth (m): 10

Source Volume (cubicInches): 8420

Source Pressure (bars): 138

Source Number: 20

Source Depth (m): 10

Shot Control: null

Shot Interval (s or m): null

Compass Birds: no

Tail Buoy Positioning: no

Recording Delay: no

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