Marine Geoscience Data System

Processed Data Sets

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Seismic:WideAngle:OBS

Data at IRIS

Platform Info

Array:Maurice Ewing

LDEO

Device Info

Seismic:OBS

Events

Line Log

Station:Bottom Log

Locale

File Format

NotProvided

Lizarralde, Dan

Georgia Institute of Technology

Raw Data Sets

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Seismic:Navigation:ShotTime

Data DOI: 10.1594/IEDA/321432

Seismic Shot Point Navigation Data from Bermuda Rise, western North Atlantic Ocean, acquired during R/V Maurice Ewing expedition EW0106 (2001)

Platform Info

Array:Maurice Ewing

LDEO

Device Info

Seismic:MCS

Events

Line Log

Station:Bottom Log

Locale

AtlanticOcean:North

Ocean

File Format

ASCII:TSN

Quality

1

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.

Gaherty, James

Georgia Institute of Technology

Lizarralde, Dan

Georgia Institute of Technology

Data Set References

Seismic:Reflection:MCS

Data DOI: 10.1594/IEDA/321427

Raw Multi-Channel Seismic Shot Data from the Bermuda Rise, western North Atlantic acquired during the R/V Maurice Ewing expedition EW0106 (2001)

Platform Info

Array:Maurice Ewing

LDEO

Device Info

Seismic:MCS

Events

Line Log

Locale

AtlanticOcean:North

Ocean

File Format

SEGY

Quality

0

Details

Only 1 MCS line was recorded during this OBS cruise.

Gaherty, James

Georgia Institute of Technology

Lizarralde, Dan

Georgia Institute of Technology

Data Set References

Event Logs

Line (EW0106)

Device Info

Related Devices

Lizarralde, Dan

Georgia Institute of Technology

Line (EW0106)

Device Info

Seismic:MCS

Platform: Maurice Ewing (Array)

Lizarralde, Dan

Georgia Institute of Technology

Station:Bottom (EW0106)

Device Info

Seismic:MCS

Platform: Maurice Ewing (Array)

Seismic:OBS

Platform: Maurice Ewing (Array)

Lizarralde, Dan

Georgia Institute of Technology

Seismic Acquisition Parameters

Download As Text

EW0106_ACQ001 (Lines: One MCS line recorded)

Source Information

AirGun (BOLT:1500C)

Volume (cu in): 8850

Pressure (psi): 2000

Shot Interval (m): 300

Distance to Near Channel (m): 181.65

Distance to Antenna (m): 53.4

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

Trimble Tasman P-code GPS

WGS84

Acquisition System

Digital

Name: Syntron Syntrak 480

Sample Interval (msec): 4

Record Length (sec): 15.36

Details

Source Number and Source Depth are unknown.

edu.utexas.ig:ew0106_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: Syntrack 480-24

Details

Receiver Type: Hydrophone_Streamer

Source Type: SeismicSource_Gun_Air

Acquisition System Name: Syntrack 480-24

Acquisition System Type: digital

Seismic Nav System: P-code GPS

Survey Datum: WGS84

Source to Near Channel (m): 181.65

Antenna to Source (m): 53.4

Number of Channels Recorded: 480

Channel Length (m): 6.25

Cable Receiver Depth (m): 7

Source Volume (cubicInches): null

Source Pressure (bars): 138

Source Number: 12

Source Depth (m): null

Shot Control: null

Shot Interval (s or m): null

Compass Birds: no

Tail Buoy Positioning: no

Recording Delay: no