Marine Geoscience Data System

Seismic Reflection/Refraction Data at the Academic Seismic Portal

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Expeditions / Compilations

MGL1208

Marcus G. Langseth

Raw

Acquisition Information

Raw Data Sets

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Seismic:Active:Subbottom

Data DOI: 10.1594/IEDA/500073

CHIRP seismic data between Hawaii and the Line Island Ridge, North Pacific Ocean, acquired during the R/V Marcus G. Langseth survey MGL1208 (2012)

Platform Info

Array:Marcus G. Langseth

LDEO

Device Info

Seismic:Subbottom:CHIRP

Events

Line Log

Locale

File Format

SEGY

Quality

Lyle, Mitchell

COAS

Lynch-Stieglitz, Jean

Polissar, Pratigya

Pockalny, Robert

Data Set References

Seismic:Active:Subbottom

CHIRP seismic data between Hawaii and the Line Island Ridge, North Pacific Ocean, acquired during the R/V Marcus G. Langseth survey MGL1208 (2012)

Platform Info

Array:Marcus G. Langseth

LDEO

Device Info

Seismic:Subbottom:CHIRP

Events

Line Log

Locale

File Format

PDF

Quality

Lyle, Mitchell

COAS

Data Set References

Event Logs

Line (MGL1208)

Device Info

Related Devices

Lynch-Stieglitz, Jean

Georgia Institute of Technology

Line (MGL1208)

Device Info

Seismic:MCS

Platform: Marcus G. Langseth (Array)

Seismic:Subbottom:CHIRP

Platform: Marcus G. Langseth (Array)

Lynch-Stieglitz, Jean

Georgia Institute of Technology

Station:WaterColumn:Released (MGL1208)

Device Info

Probe:Expendable:XBT

Sippican:T-5

Platform: Marcus G. Langseth

Lynch-Stieglitz, Jean

Georgia Institute of Technology

Station:WaterColumn:Released (MGL1208)

Device Info

Probe:Expendable:XBT

Sippican:T-7

Platform: Marcus G. Langseth

Lynch-Stieglitz, Jean

Georgia Institute of Technology

Seismic Acquisition Parameters

Download As Text

MGL1208_ACQ001 (Lines: All lines)

Source Information

AirGun (SERCEL:GI)

Source Number: 2

Volume (cu in): 225

Pressure (psi): 2000

Depth (m): 3

Shot Interval (m): 25

Distance to Near Channel (m): 151.5

Distance to Antenna (m): 78

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 60

Channels Recorded: 60

Group Spacing (m): 12.5

Cable Length (m): 900

Cable Depth (m): 9

Near Channel Number: 60

Used Active Tail Buoy: true

Used Compass Birds: true

Nav System

C-Nav 3050 primary

WGS84

Acquisition System

Digital

Name: Sercel Syntrak 960

Sample Interval (msec): 0.5

Record Length (sec): 8

Details

org.marine-geo:MGL1208_ACQ001 (Lines: )

Source Information

AirGun

Receiver Information

Hydrophone:Streamer

Used Active Tail Buoy: true

Used Compass Birds: true

Nav System

C-Nav 3050 primary

WGS84

Acquisition System

Digital

Name: Sercel Syntrak 960

Details

Receiver Type: Hydrophone_Streamer

Source Type: SeismicSource_Gun_Air

Acquisition System Name: Sercel Syntrak 960

Acquisition System Type: digital

Seismic Nav System: C-Nav 3050 primary

Survey Datum: WGS84

Source to Near Channel (m): 151.5

Antenna to Source (m): 78

Number of Channels Recorded: 60

Channel Length (m): 12.5

Cable Receiver Depth (m): 9

Source Volume (cubicInches): 225

Source Pressure (bars): 138

Source Number: 1

Source Depth (m): 3

Shot Control: distance

Shot Interval (s or m): 25

Compass Birds: yes

Tail Buoy Positioning: yes

Recording Delay: no

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