EW0005 - Marine Geoscience Data System

Sensor Data

Sort by:

Backscatter:Acoustic, Bathymetry:Swath

(Swath)

Device Info

Sonar:Multibeam

Maurice Ewing

Repository

NOAA:NCEI

Repository

MGDS

Format

MBSystem

McIntosh, Kirk

UTIG

Backscatter:Acoustic, Bathymetry:Swath, Sidescan

(Swath)

Device Info

Sonar:Multibeam

Maurice Ewing

Repository

MGDS

Format

MBSystem

GMRT,

Bathymetry:Singlebeam, Gravity:Field, Magnetic:Field

Device Info

Gravimeter, Magnetometer, Sonar:Multibeam

Maurice Ewing

Repository

MGDS

Format

MGD77

McIntosh, Kirk

UTIG

Navigation:Primary

Device Info

Navigation

Maurice Ewing

Repository

MGDS

Format

MGDS:Nav, SHP

McIntosh, Kirk

UTIG

Seismic Reflection/Refraction (Data not online)

Device Info

Seismic:OBS

Array:Maurice Ewing

McIntosh, Kirk

UTIG

Related References

Seismic Reflection/Refraction

(Image Seismic, Segy)

Device Info

Seismic:MCS

Array:Maurice Ewing

Repository

MGDS

Format

ASCII, ASCII:TSN, PDF, SEGY

McIntosh, Kirk

UTIG

Silver, Eli

UCSC

Related References

Event Logs

Line

Device Info

Related Devices

McIntosh, Kirk

UTIG

Line

Device Info

Seismic:MCS

Platform: Maurice Ewing (Array)

McIntosh, Kirk

UTIG

Seismic Acquisition Parameters

Download As Text

EW0005_ACQ001 (Lines: Sequences 06-07, 24-34, 36-38)

Source Information

AirGun (BOLT:1500C)

Source Number: 20

Volume (cu in): 6817

Pressure (psi): 2000

Shot Interval (m): 50

Distance to Near Channel (m): 188

Distance to Antenna (m): 56

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 240

Channels Recorded: 240

Group Spacing (m): 25

Cable Length (m): 6000

Cable Depth (m): 10

Near Channel Number: 240

Used Compass Birds: true

Nav System

Trimble Tasman Y-code GPS

WGS84

Acquisition System

Digital

Name: Syntrak 480

Sample Interval (msec): 4

Details

Record Length was 4 seconds for sequences 02, 03, 05-12, 14, 15, 16(SP 1-1425), 17-26, 27(SP 1-3003), 29(SP 953-2994), 30, 31(SP 2097-3039), 32, 33(SP 1235-2667), 34-38

Record Length was 5 seconds for sequences 01, 04, 13, 16(SP 1426-1447), 27(SP 3005-3688), 28, 29(SP 1-946), 31(SP 2097-3039), 33(SP 1-1225)

EW0005_ACQ002 (Lines: Sequences 02-05, 08-12, 14-23)

Source Information

AirGun (BOLT:1500C)

Source Number: 20

Volume (cu in): 6817

Pressure (psi): 2000

Shot Interval (sec): 20

Distance to Near Channel (m): 188

Distance to Antenna (m): 56

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 240

Channels Recorded: 240

Group Spacing (m): 25

Cable Length (m): 6000

Cable Depth (m): 10

Near Channel Number: 240

Used Compass Birds: true

Nav System

Trimble Tasman Y-code GPS

WGS84

Acquisition System

Digital

Name: Syntrak 480

Sample Interval (msec): 4

Details

Shot Interval of 20 seconds is about 50 meters

Record Length was 4 seconds for sequences 02, 03, 05-12, 14, 15, 16(SP 1-1425), 17-26, 27(SP 1-3003), 29(SP 953-2994), 30, 31(SP 2097-3039), 32, 33(SP 1235-2667), 34-38

Record Length was 5 seconds for sequences 01, 04, 13, 16(SP 1426-1447), 27(SP 3005-3688), 28, 29(SP 1-946), 31(SP 2097-3039), 33(SP 1-1225)

EW0005_ACQ003 (Lines: Sequences 01, 13)

Source Information

AirGun (BOLT:1500C)

Source Number: 20

Volume (cu in): 6817

Pressure (psi): 2000

Shot Interval (sec): 60

Distance to Near Channel (m): 188

Distance to Antenna (m): 56

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 240

Channels Recorded: 240

Group Spacing (m): 25

Cable Length (m): 6000

Cable Depth (m): 10

Near Channel Number: 240

Used Compass Birds: true

Nav System

Trimble Tasman Y-code GPS

WGS84

Acquisition System

Digital

Name: Syntrak 480

Sample Interval (msec): 4

Record Length (sec): 5

Details

Shot Interval of 60 seconds is about 125 meters

EW0005_ACQ004 (Lines: Sequence 35)

Source Information

AirGun (BOLT:1500C)

Source Number: 20

Volume (cu in): 6817

Pressure (psi): 2000

Shot Interval (m): 125

Distance to Near Channel (m): 188

Distance to Antenna (m): 56

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 240

Channels Recorded: 240

Group Spacing (m): 25

Cable Length (m): 6000

Cable Depth (m): 10

Near Channel Number: 240

Used Compass Birds: true

Nav System

Trimble Tasman Y-code GPS

WGS84

Acquisition System

Digital

Name: Syntrak 480

Sample Interval (msec): 4

Record Length (sec): 4

Details

edu.utexas.ig:ew0005_acq001 (Lines: )

Source Information

AirGun

Receiver Information

Hydrophone:Streamer

Used Active Tail Buoy: false

Used Compass Birds: false

Nav System

Y-Code; Tasmon GPS receiver

WGS84

Acquisition System

Digital

Name: Syntrack 480-24

Details

Receiver Type: Hydrophone_Streamer

Source Type: SeismicSource_Gun_Air

Acquisition System Name: Syntrack 480-24

Acquisition System Type: digital

Seismic Nav System: Y-Code; Tasmon GPS receiver

Survey Datum: WGS84

Source to Near Channel (m): 188

Antenna to Source (m): 56

Number of Channels Recorded: 240

Channel Length (m): 25

Cable Receiver Depth (m): 80

Source Volume (cubicInches): 6817

Source Pressure (bars): 138

Source Number: 20

Source Depth (m): 6.5

Shot Control: distance

Shot Interval (s or m): 50

Compass Birds: no

Tail Buoy Positioning: no

Recording Delay: no

References

Ahmed, 2003 Imaging of the lower slope offshore Nicaragua and development of post critical migration methods Thesis .

Ahmed, 2003 Imaging of the lower slope offshore Nicaragua and development of post critical migration methods Ph.D. Dissertation .

Berhorst, 2006 Die Struktur des aktiven Kontinentalhangs vor Nicaragua und Costa Rica: Marin-seismische Steil- und Weitwinkelmessungen Thesis .

Berhorst, 2006 Die Struktur des aktiven Kontinentalhangs vor Nicaragua und Costa Rica: Marin-seismische Steil- und Weitwinkelmessungen Ph.D. Dissertation .

Ivandic et al., 2008 Impact of bending related faulting on the seismic properties of the incoming oceanic plate offshore of Nicaragua J. Geophys. Res. 113. doi: 10.1029/2007JB005291

Kelly, 2003 Subduction Dynamics at the Middle America Trench: New Constraints From Swath Bathymetry, Multichannel Seismic Data, and 10Be Ph.D. Dissertation . doi: 10.1575/1912/2458

Kelly, 2003 Subduction Dynamics at the Middle America Trench: New Constraints From Swath Bathymetry, Multichannel Seismic Data, and 10Be Thesis .

McIntosh et al., 2007 The Nicaragua convergent margin: Seismic reflection imaging of the source of a tsunami earthquake, Costa Rica . In book: The Seismogenic Zone of Subduction Thrust Faults.

Sallares et al., 2013 Overriding plate structure of the Nicaragua convergent margin: Relationship to the seismogenic zone of the 1992 tsunami earthquake Geochem Geophys Geosyst 14. doi: 10.1002/ggge.20214

Scientific Personnel

Ahmed, Imtiaz

Scientist

UTIG

Berhorst, Arnim

Scientist

GEOMAR

GMRT,

Investigator
(not in field)

LDEO

Guzman, Carlos

Scientist

INETER

Jiao, Junru

Scientist

UTIG

Johnson, Kevin

Scientist

UTIG

Kelly, Robyn

Scientist

WHOI

McIntosh, Kirk

Scientist:Chief

UTIG

Meckel, Timothy

Scientist

UTIG

Ramirez, Tony

Scientist

MBARI

Ranero, Cesar

Scientist

GEOMAR

Silver, Eli

Scientist:Co-Chief

UCSC

Taylor, Barrie

Scientist

LGC

Walther, Cristian

Scientist

GEOMAR

Support Personnel

Byrne, John

Technician:Airgun

LDEO

DiBernardo, John

Technician:Airgun

LDEO

Flanagan, Megan

Technician:Airgun

Hagel, Karl

Technician:Electronics

LDEO

Leidhold, Christopher

Technician:Science

LDEO

Seiler, Winston

Technician:Airgun

Turmelle, Jeff

Technician:Data

LDEO

Instruments

Gravimeter

Device Info

BGM-3

BellAerospace

Magnetometer

Device Info

G-886

Geometrics

Navigation

Device Info

NotProvided

Sonar:Multibeam

Device Info

Hydrosweep DS

Atlas

Seismic:MCS

Device Info

NotProvided

Platform Info

Maurice Ewing

Array

Seismic:OBS

Device Info

NotProvided

Platform Info

Maurice Ewing

Array