Marine Geoscience Data System

Processed Data Sets

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Processed multichannel seismic data off the western Norwegian margin acquired during the Robert D. Conrad expedition RC2411 (1983)

Platform Info

Array:Robert D. Conrad

LDEO

Device Info

Seismic:MCS

Events

Line Log

Locale

File Format

ASCII

Quality

2

Alsop, Joyce

Data Set References

Seismic:Reflection:MCS

Data DOI: 10.1594/IEDA/500035

Processed multichannel seismic data off the western Norwegian margin acquired during the Robert D. Conrad expedition RC2411 (1983)

Platform Info

Array:Robert D. Conrad

LDEO

Device Info

Seismic:MCS

Events

Line Log

Locale

File Format

SEGY

Quality

2

Alsop, Joyce

Data Set References

Seismic:Reflection:MCS

Processed multichannel seismic data off the western Norwegian margin acquired during the Robert D. Conrad expedition RC2411 (1983)

Platform Info

Array:Robert D. Conrad

LDEO

Device Info

Seismic:MCS

Events

Line Log

Locale

File Format

PDF

Quality

2

Alsop, Joyce

Data Set References

Event Logs

Line (RC2411)

Device Info

Seismic:MCS

Platform: Robert D. Conrad (Array)

Mutter, John

LDEO

Station:Surface (RC2411)

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