RC2411 - 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

Mutter, John

LDEO

Navigation:Primary

Device Info

Navigation

Robert D. Conrad

Repository

MGDS

Format

MGDS:Nav, SHP

Mutter, John

LDEO

Seismic Reflection/Refraction

Device Info

Seismic:Sonobuoy

Array:Robert D. Conrad

Repository

MGDS

Format

SEGY

Mutter, John

LDEO

Seismic Reflection/Refraction

(Image Seismic, Segy)

Device Info

Seismic:MCS

Array:Robert D. Conrad

Repository

MGDS

Format

ASCII, PDF, SEGY

Alsop, Joyce

Mutter, John

LDEO

Related References

Event Logs

Line

Device Info

Seismic:MCS

Platform: Robert D. Conrad (Array)

Mutter, John

LDEO

Station:Surface

Device Info

Seismic:MCS

Platform: Robert D. Conrad (Array)

Seismic:Sonobuoy

Platform: Robert D. Conrad (Array)

Mutter, John

LDEO

Seismic Acquisition Parameters

Download As Text

RC2411_ACQ001 (Lines: Recorded by Conrad: Constant Offset Profiles(COP) Lines 08,09,12,15,18,21,30, Expanding Spread Profiles(ESP) 01,03,05,07,10,11,13,14,16,17,19,20,22,23,25,27,29,)

Source Information

AirGun (BOLT)

Source Number: 4

Volume (cu in): 2932

Pressure (psi): 2000

Depth (m): 13

Distance to Near Channel (m): 298

Distance to Antenna (m): 48

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 48

Channels Recorded: 48

Group Spacing (m): 50

Cable Length (m): 2400

Near Channel Number: 48

Used Active Tail Buoy: false

Used Compass Birds: true

Nav System

Northstar-6000 LORAN-C & Magnovox 1107 Satellite/Doppler Sonar

WGS72

Acquisition System

Digital

Name: DFSIV

Sample Interval (msec): 4

(Recording Delay Used)

Details

Line numbers not listed may have been Prospekta CDP lines

Prospekta was the lead ship during all COP lines

Shot Interval = 60s each ship, alternating every 30s for COP, 60s for ESP

Record Length = 20s COP, 40s ESP

Cable Depth is unknown

Source Model = Bolt 800C

RC2411_ACQ002 (Lines: Recorded by Prospekta: Constant Offset Profiles(COP) Lines 08,09,12,15,18,21,30 Expanding Spread Profiles(ESP) 01,03,05,07,10,11,13,14,16,17,19,20,22,23,25,27,29,)

Source Information

AirGun

Volume (cu in): 2227

Pressure (psi): 2000

Distance to Near Channel (m): 150

Distance to Antenna (m): 88

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 60

Channels Recorded: 60

Group Spacing (m): 50

Cable Length (m): 3000

Near Channel Number: 60

Nav System

Northstar-6000 LORAN-C & Magnovox 1107 Satellite/Doppler Sonar

WGS72

Acquisition System

Digital

Name: DFSV

Sample Interval (msec): 4

(Recording Delay Used)

Details

Line numbers not listed may have been Prospekta CDP lines

Prospekta was the lead ship during all COP lines

Shot Interval = 60s each ship, alternating every 30s for COP, 60s for ESP

Prospekta shot on 1st half minute (flag 2), Conrad on 2nd half minute (flag 1)

Record Length = 20s COP, 40s ESP

Cable Depth is unknown

Sample Interval for processed data is 8000 microseconds

Source Depth and Source Number are unknown

References

Hinz et al., 1987 Symmetric conjugation of continent-ocean boundary structures along the Norwegian and East Greenland Margins Marine and Petroleum Geology 4. doi: 10.1016/0264-8172(87)90043-2

M. Zehnder et al., 1990 Deep Seismic and geochemical constraints on the nature of rift-induced magmatism during breakup of the North Atlantic Tectonophysics 173. doi: 10.1016/0040-1951(90)90245-4

Scientific Personnel

Alsop, Joyce

Investigator
(not in field)

LDEO

Mutter, John

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:Sonobuoy

Device Info

NotProvided

Platform Info

Robert D. Conrad

Array