RC2604 - Marine Geoscience Data System

Sensor Data

Sort by:

Bathymetry:Singlebeam, Gravity:Field, Magnetic:Field

Device Info

Gravimeter, Magnetometer, Sonar:Multibeam

Robert D. Conrad

Repository

MGDS

Format

MGD77

Westbrook, Graham

University of Birmingham

Navigation:Primary

Device Info

Navigation

Robert D. Conrad

Repository

MGDS

Format

MGDS:Nav, SHP

Westbrook, Graham

University of Birmingham

Seismic Reflection/Refraction

(Image Seismic, Segy)

Device Info

Seismic:MCS

Array:Robert D. Conrad

Repository

MGDS

Format

ASCII, ASCII:TSN, PDF, SEGY

Alsop, Joyce

Westbrook, Graham

University of Birmingham

Buhl, Peter

LDEO

Related References

Event Logs

Line

Device Info

Related Devices

Buhl, Peter

LDEO

Line

Device Info

Seismic:MCS

Platform: Robert D. Conrad (Array)

Buhl, Peter

LDEO

Seismic Acquisition Parameters

Download As Text

RC2604_ACQ001 (Lines: All)

Source Information

AirGun (BOLT:1500C)

Source Number: 4

Volume (cu in): 2791

Pressure (psi): 1800

Distance to Near Channel (m): 300

Distance to Antenna (m): 48

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 48

Channels Recorded: 48

Group Spacing (m): 50

Cable Depth (m): 9

Near Channel Number: 48

Used Active Tail Buoy: false

Used Compass Birds: false

Nav System

Acquisition System

Digital

Name: DFSIV

Sample Interval (msec): 4

Record Length (sec): 12

(Recording Delay Used)

Details

Radist Antenna to Source (Darwin)=47 meters

Source Volume=2466 cu. in. (Darwin)

Cable Depth=30-50 ft (30 ft converted to meters and rounded to nearest integer)

edu.utexas.ig:rc2604_acq001 (Lines: )

Source Information

AirGun

Receiver Information

Hydrophone:Streamer

Used Active Tail Buoy: false

Used Compass Birds: false

Nav System

GPS; Transit Satellite logged

WGS72

Acquisition System

Digital

Name: DFS IV

Details

Receiver Type: Hydrophone_Streamer

Source Type: SeismicSource_Gun_Air

Acquisition System Name: DFS IV

Acquisition System Type: digital

Seismic Nav System: GPS; Transit Satellite logged

Survey Datum: WGS72

Source to Near Channel (m): 300

Antenna to Source (m): 48

Number of Channels Recorded: 48

Channel Length (m): 50

Cable Receiver Depth (m): 9.1-15.2

Source Volume (cubicInches): 2791

Source Pressure (bars): 124

Source Number: 4

Source Depth (m): unknown

Shot Control: time

Shot Interval (s or m): null

Compass Birds: no

Tail Buoy Positioning: no

Recording Delay: no

References

Bangs et al., 1990 Seismic velocities from the Barbados Ridge Complex: Indicators of high pore fluid pressures in an accretionary complex J. Geophys. Res. 95(B). doi: 10.1029/JB095iB06p08767

Bangs, 1991 Seismic velocity variations in the Barbados Ridge Complex and hydrogeologic influences on accretionary wedge tectonics Ph.D. Dissertation .

Ladd et al., 1990 Wide-aperture seismic reflection profiles across the Barbados Ridge Complex Proc. ODP 110. doi: 10.2973/odp.proc.sr.110.168.1990

Westbrook et al., 1988 Cross section of an accretionary wedge: Barbados Ridge Complex Geology 16(7). doi: 10.1130/0091-7613(1988)016<0631:CSOAAW>2.3.CO;2

Scientific Personnel

Alsop, Joyce

Investigator
(not in field)

LDEO

Buhl, Peter

Scientist:Co-Chief

LDEO

Ladd, John

Scientist:Co-Chief

LDEO

Westbrook, Graham

Scientist:Chief

University of Birmingham

Instruments

Gravimeter

Device Info

NotProvided

Magnetometer

Device Info

NotProvided

Navigation

Device Info

NotProvided

Sonar:Multibeam

Device Info

Classic

SeaBeam

Seismic:MCS

Device Info

NotProvided

LDEO

Platform Info

Robert D. Conrad

Array

Seismic:MCS

Device Info

NotProvided

Platform Info

Robert D. Conrad

Array