Marine Geoscience Data System

Processed Data Sets

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Backscatter:Acoustic, Bathymetry:Swath, Sidescan

Data at NOAA:NCEI

Platform Info

Roger Revelle

SIO

Device Info

Sonar:Multibeam

Kongsberg:EM120

Locale

CentralAmerica

SubductionZone

File Format

MBSystem

Lonsdale, Peter

SIO

Backscatter:Acoustic, Bathymetry:Swath, Sidescan

Multibeam sonar bathymetry and backscatter data from the eastern Pacific and Central America margin collected in 2003 on Revelle cruise DANA02RR (investigator Peter Lonsdale)

Platform Info

Roger Revelle

SIO

Device Info

Sonar:Multibeam

Kongsberg:EM120

Locale

CentralAmerica

SubductionZone

File Format

MBSystem

Quality

2

Lonsdale, Peter

SIO

Data Set References

Event Logs

Line (DANA02RR)

Device Info

Related Devices

Lonsdale, Peter

SIO

Station:Bottom:Towed (DANA02RR)

Device Info

Sampler:Rock:Dredge

Platform: Roger Revelle

Lonsdale, Peter

SIO

Seismic Acquisition Parameters

Download As Text

DANA02RR_ACQ001 (Lines: Lines 3 - 9)

Source Information

AirGun (SERCEL:GI)

Source Number: 2

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 4

Nav System

GPS

NULL

Acquisition System

Digital

Name: Stratavisor NX

Sample Interval (msec): 1

(Recording Delay Used)

Details

An AMG 4-channel streamer was used

Record Length is 6 secs for Line 3 and 7 secs for Lines 4-9

Recording Delay is 1 sec for line 3 and 2 secs for lines 4-9

Note: Most shots have 4 traces. For lines 3, 5.002 and 6-9 every 255th shot has 8 traces.