Marine Geoscience Data System

Processed Data Sets

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Data DOI: 10.1594/IEDA/311304

Processed ship-based Navigation Data from the Central America Subduction Zone acquired during the Maurice Ewing expedition EW0104 (2001)

Platform Info

Maurice Ewing

LDEO

Device Info

Navigation

Locale

CentralAmerica

SubductionZone

File Format

MGDS:Nav

Quality

1

Fisher, Andrew

UCSC

Navigation:Primary

Shapefile of Processed ship-based Navigation Data from the Central America Subduction Zone acquired during the Maurice Ewing expedition EW0104 (2001)

Platform Info

Maurice Ewing

LDEO

Device Info

Navigation

Locale

CentralAmerica

SubductionZone

File Format

SHP

Quality

1

Fisher, Andrew

UCSC

Event Logs

Line (EW0104)

Device Info

Related Devices

Fisher, Andrew

UCSC

Line (EW0104)

Device Info

Seismic:MCS

Platform: Maurice Ewing (Array)

Harris, Robert

University of Utah

Seismic Acquisition Parameters

Download As Text

EW0104_ACQ001 (Lines: All)

Source Information

AirGun (BOLT:1500C)

Source Number: 10

Volume (cu in): 3050

Pressure (psi): 2000

Depth (m): 6

Shot Interval (m): 38

Distance to Near Channel (m): 181.7

Distance to Antenna (m): 53.4

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 480

Channels Recorded: 480

Group Spacing (m): 12.5

Cable Depth (m): 6

Near Channel Number: 480

Used Active Tail Buoy: true

Used Compass Birds: true

Nav System

Acquisition System

Digital

Name: Syntron Syntrak 480

Sample Interval (msec): 4

Record Length (sec): 10.24

Details

edu.utexas.ig:ew0104_acq001 (Lines: )

Source Information

AirGun

Receiver Information

Hydrophone:Streamer

Used Active Tail Buoy: false

Used Compass Birds: false

Nav System

Tasman P-code

WGS84

Acquisition System

Digital

Name: Syntron Syntrak 480

Details

Receiver Type: Hydrophone_Streamer

Source Type: SeismicSource_Gun_Air

Acquisition System Name: Syntron Syntrak 480

Acquisition System Type: digital

Seismic Nav System: Tasman P-code

Survey Datum: WGS84

Source to Near Channel (m): 181.7

Antenna to Source (m): 53.4

Number of Channels Recorded: 480

Channel Length (m): 12.5

Cable Receiver Depth (m): 9-Jun

Source Volume (cubicInches): 3050

Source Pressure (bars): 138

Source Number: 10

Source Depth (m): 9-Jun

Shot Control: distance

Shot Interval (s or m): 37.5

Compass Birds: no

Tail Buoy Positioning: no

Recording Delay: no