RC2111 - Marine Geoscience Data System

Sensor Data

Sort by:

Bathymetry:Singlebeam, Gravity:Field, Magnetic:Field

Device Info

Gravimeter, Magnetometer, Sonar:Echosounder

Robert D. Conrad

Repository

MGDS

Format

MGD77

Windisch, Charles

LDEO

Navigation:Primary

Device Info

Navigation

Robert D. Conrad

Repository

MGDS

Format

MGDS:Nav, SHP

Windisch, Charles

LDEO

Seismic Reflection/Refraction

Device Info

Seismic:SCS

Array:Robert D. Conrad

Repository

MGDS

Format

ASCII

Windisch, Charles

LDEO

Seismic Reflection/Refraction

(Image Seismic, Segy)

Device Info

Seismic:MCS

Array:Robert D. Conrad

Repository

MGDS

Format

ASCII, ASCII:TSN, PDF, SEGY

Alsop, Joyce

USGS,

Windisch, Charles

LDEO

Related References

Event Logs

Line

Device Info

Related Devices

Windisch, Charles

LDEO

Line

Device Info

Related Devices

Windisch, Charles

LDEO

Line

Device Info

Seismic:MCS

Platform: Robert D. Conrad (Array)

Ludwig, William

Seismic Acquisition Parameters

Download As Text

RC2111_ACQ001 (Lines: All)

Source Information

AirGun (BOLT:1500C)

Pressure (psi): 2000

Shot Interval (sec): 20

Distance to Near Channel (m): 300

Distance to Antenna (m): 40

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 24

Channels Recorded: 24

Group Spacing (m): 100

Near Channel Number: 24

Used Active Tail Buoy: false

Used Compass Birds: false

Nav System

US Navy Transit Satellites

Acquisition System

Digital

Name: DFSIV

Sample Interval (msec): 4

Record Length (sec): 12

(Recording Delay Used)

Details

Source Volume: 932 or 1864 cu.

Source Number: 2 or 4 (varied within lines)

edu.utexas.ig:rc2111_acq001 (Lines: All)

Source Information

AirGun

Shot Interval (sec): 20

Distance to Antenna (m): 40

Receiver Information

Hydrophone:Streamer

Channels Recorded: 24

Near Channel Number: 24

Used Active Tail Buoy: false

Used Compass Birds: false

Nav System

US Navy Transit Satellites

WGS72

Acquisition System

Digital

Name: DFS IV

Sample Interval (msec): 4

Record Length (sec): 12

Details

Receiver Type: Hydrophone_Streamer

Source Type: AirGun

Acquisition System Name: DFS IV

Acquisition System Type: digital

Seismic Nav System: US Navy Transit Satellite

Survey Datum: WGS72

Source to Near Channel: 300m (Not precise but typical for the Conrad at this time)

Antenna to Source: 40m (Not precise but typical for the Conrad at this time)

Number of Channels Recorded: 24

Channel Length (m): 100

Cable Receiver Depth (m): unknown

Source Volume (cubic inches): 932 or 1864

Source Pressure (bars): 138

Source Number: 2 or 4

Source Depth (m): unknown

Shot Control: Time

Shot Interval: 20 seconds for approximately 50 meters

Compass Birds: no

Tail Buoy Positioning: no

Recording Delay: yes

References

Ebinger and Tucholke, 1988 Marine Geology of the Sohm Basin, Canadian Atlantic Margin Am. Assoc. Pet. Geol. Bull. 72(12).

Tucholke and Ludwig, 1982 Structure and origin of the J Anomaly Ridge, western North Atlantic Ocean J. Geophys. Res. 87(11). doi: 10.1029/JB087iB11p09389

Scientific Personnel

Alsop, Joyce

Investigator
(not in field)

LDEO

USGS,

Investigator
(not in field)

USGS

Windisch, Charles

Scientist:Chief

LDEO

Instruments

Gravimeter

Device Info

NotProvided

Magnetometer

Device Info

NotProvided

Navigation

Device Info

NotProvided

Sonar:Echosounder

Device Info

NotProvided

Seismic:MCS

Device Info

NotProvided

LDEO

Platform Info

Robert D. Conrad

Array

Seismic:MCS

Device Info

NotProvided

Platform Info

Robert D. Conrad

Array

Seismic:SCS

Device Info

NotProvided

LDEO

Platform Info

Robert D. Conrad

Array