NH1320 - Marine Geoscience Data System

Sensor Data

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Navigation:Primary

Device Info

Navigation

New Horizon

Repository

R2R

Format

R2R:Nav

Kent, Graham

UNR

Seismic Reflection/Refraction

(Image Seismic, Segy)

Device Info

Seismic:MCS

Array:New Horizon

Repository

MGDS

Format

ASCII, P1, PDF, SEGY

Bormann, Jayne

Driscoll, Neal

SIO

Kent, Graham

UNR

Related References

Event Logs

Line

Device Info

Seismic:MCS

Platform: New Horizon (Array)

Kent, Graham

UNR

Line

Device Info

Seismic:MCS

Platform: New Horizon (Array)

Kent, Graham

UNR

Seismic Acquisition Parameters

Download As Text

NH1320_ACQ001 (Lines: Sequences 001-042,088-116 (All Sparker lines))

Source Information

Sparker

Source Number: 1

Depth (m): 2

Shot Interval (m): 6.25

Distance to Near Channel (m): 25

Distance to Antenna (m): 41.1

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 48

Channels Recorded: 48

Group Spacing (m): 6.25

Cable Length (m): 300

Near Channel Number: 1

Used Active Tail Buoy: true

Used Compass Birds: true

Nav System

Trimble SPS361 GPS

WGS84

Acquisition System

Digital

Name: Geometrics

Sample Interval (msec): 0.5

Record Length (sec): 2

Details

Source = three tip EG&G 402-7 sparker system at 2000 joules

Cable Depth was 2 meters at start and changed to 3 meters for the majority of the survey

Data Format for Seq 001-027 is 4 byte integers

Data Format for Seq 028-042 and 088-116 is IEEE floating point

NH1320_ACQ002 (Lines: Sequences 043-087 (All Boomer lines))

Source Information

Boomer

Source Number: 1

Depth (m): 0.5

Shot Interval (m): 3.125

Distance to Near Channel (m): 25

Distance to Antenna (m): 41.1

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 24

Channels Recorded: 24

Group Spacing (m): 6.25

Cable Length (m): 75

Cable Depth (m): 1

Near Channel Number: 1

Used Active Tail Buoy: true

Used Compass Birds: true

Nav System

Trimble SPS361 GPS

WGS84

Acquisition System

Digital

Name: Geometrics

Sample Interval (msec): 0.25

Details

Source was an AP3000 triple-plate boomer system with a total energy of 1500 joules

Record Length was 0.7 seconds for Sequence 43

Record Length was 0.5 seconds for Seq 44-86

Record Length was 1.0 seconds for Seq 087.001

Record Length was 1.5 seconds for Seq 087.002

Data Format is IEEE floating point for all boomer lines

edu.utexas.ig:nh1320_acq001 (Lines: )

Source Information

NotApplicable

Receiver Information

Hydrophone:Streamer

Used Active Tail Buoy: false

Used Compass Birds: false

Nav System

WGS84

Acquisition System

Digital

Name: GeoEel

Details

Receiver Type: Hydrophone_Streamer

Source Type: SeismicSource_Sparker; SeismicSource_Boomer

Acquisition System Name: GeoEel

Acquisition System Type: digital

Seismic Nav System: null

Survey Datum: WGS84

Source to Near Channel (m): 25

Antenna to Source (m): 41.1

Number of Channels Recorded: 48

Channel Length (m): sparker: 6.25; boomer: 3.125

Cable Receiver Depth (m): sparker: 3; boomer: 1

Source Volume (): null

Source Pressure (bars): null

Source Number: null

Source Depth (m): sparker: 2; boomer: 0.5

Shot Control: distance

Shot Interval (s or m): sparker: 6.25; boomer: 3.125

Compass Birds: no

Tail Buoy Positioning: no

Recording Delay: no

References

Boyd, 2020 Characterizing the Geometry, Kinematics, and Potential Connectivity at the Southern Termination of the Palos Verdes Fault Thesis .

Geotrace Technologies, 2014 Survey: SONGS, Area: Offshore Southern California, 2D High Resolution Processing Final Report .

Holmes et al., 2021 High-Resolution 3D Seismic Imaging of Fault Interaction and Deformation Offshore San Onofre, California Front. Earth Sci. 9. doi: 10.3389/feart.2021.653672

Sahakian et al., 2017 Seismic constraints on the architecture of the Newport-Inglewood/Rose Canyon fault: Implications for the length and magnitude of future earthquake ruptures JGR Solid Earth . doi: 10.1002/2016JB013467

Scientific Personnel

Bormann, Jayne

Investigator
(not in field)

UNR

Dierkhising, Joe

Student:Graduate

UNR

Driscoll, Neal

Scientist:Investigator:Co-Principal
(not in field)

SIO

Harding, Alistair

Scientist

SIO

Holmes, James

Student:Graduate

SIO

Kent, Graham

Scientist:Chief

UNR

Lande, Michelle

Scientist

SIO

Reeder, Kyle

Student:Graduate

UNR

Sahakian, Valerie

Student:Graduate

SIO

Ucarkus, Gulsen

Scientist

SIO

Support Personnel

Barth, Michael

Technician

NCS SubSea

Blakeway, Christopher

Technician

NCS SubSea

Calderwood, John

Technician:Science

SIO

Christie, Matthew

Technician

NCS SubSea

Grey, Mattthew

Technician

NCS SubSea

Hall, Micah

Technician

NCS SubSea

Williams, Parker

Technician

NCS SubSea

Instruments

Navigation

Device Info

NotProvided

Seismic:MCS

Device Info

NotProvided

Platform Info

New Horizon

Array