RC2901 - Marine Geoscience Data System

Sensor Data

Sort by:

Bathymetry:Singlebeam, Gravity:Field, Magnetic:Field

Device Info

Gravimeter, Magnetometer, Sonar:Multibeam

Robert D. Conrad

Repository

MGDS

Format

MGD77

Cande, Steve

LDEO

Bathymetry:Swath

(Swath)

Device Info

Sonar:Multibeam

Robert D. Conrad

Repository

NOAA:NCEI

Repository

MGDS

Format

MBSystem

Cande, Steve

LDEO

GMRT,

Navigation:Primary

Device Info

Navigation

Robert D. Conrad

Repository

MGDS

Format

MGDS:Nav, SHP

Cande, Steve

LDEO

Seismic Reflection/Refraction

(Image Seismic, Segy)

Device Info

Seismic:MCS

Array:Robert D. Conrad

Repository

MGDS

Format

ASCII, ASCII:TSN, PDF, SEGY

Alsop, Joyce

Cande, Steve

LDEO

Related References

Event Logs

Line

Device Info

Related Devices

Cande, Steve

LDEO

Line

Device Info

Seismic:MCS

Platform: Robert D. Conrad (Array)

Cande, Steve

LDEO

Seismic Acquisition Parameters

Download As Text

RC2901_ACQ001 (Lines: Lines 727-739)

Source Information

AirGun (BOLT:1500C)

Source Number: 10

Pressure (psi): 2000

Distance to Antenna (m): 58

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 240

Channels Recorded: 240

Group Spacing (m): 12.5

Cable Length (m): 3000

Near Channel Number: 240

Used Active Tail Buoy: false

Used Compass Birds: false

Nav System

WGS84

Acquisition System

Digital

Name: DSS240

Sample Interval (msec): 4

Record Length (sec): 12

Details

Shot interval was 27 s for lines 727-728

Shot interval was 18 s for remaining lines

Source Volume was 4991 cu in for lines 727-728

Source Volume was 3768 cu in for remaining lines

Source to Near Channel was 345 m for lines 727-732

Source to Near Channel varied 320m/308m/292m for lines 733-735

Source to Near Channel was 320 m for lines 736-739

RC2901_ACQ002 (Lines: Lines 740-781)

Source Information

AirGun (BOLT:1500C)

Source Number: 10

Volume (cu in): 3768

Pressure (psi): 2000

Shot Interval (sec): 18

Distance to Near Channel (m): 285

Distance to Antenna (m): 58

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 236

Channels Recorded: 236

Group Spacing (m): 12.5

Cable Length (m): 3000

Near Channel Number: 236

Used Active Tail Buoy: false

Used Compass Birds: false

Nav System

WGS84

Acquisition System

Digital

Name: DSS240

Sample Interval (msec): 4

Record Length (sec): 12

Details

edu.utexas.ig:rc2901_acq001 (Lines: )

Source Information

AirGun

Receiver Information

Hydrophone:Streamer

Used Active Tail Buoy: false

Used Compass Birds: false

Nav System

US Navy Transit Satellite

WGS84

Acquisition System

Digital

Name: DSS 240

Details

Receiver Type: Hydrophone_Streamer

Source Type: SeismicSource_Gun_Air

Acquisition System Name: DSS 240

Acquisition System Type: digital

Seismic Nav System: US Navy Transit Satellite

Survey Datum: WGS84

Source to Near Channel (m): 240: 345, 320, 308, 292; 236: 320, 285

Antenna to Source (m): 58

Number of Channels Recorded: 236: line(s) 740-781; 240: line(s) 727; 728; 729-739

Channel Length (m): 12.5

Cable Receiver Depth (m): unknown

Source Volume (cubicInches): 3768: line(s) 729-739; 740-781; 4991: line(s) 727; 728

Source Pressure (bars): 138

Source Number: 10

Source Depth (m): unknown

Shot Control: time

Shot Interval (s or m): 18: line(s) 729-739; 740-781; 27: line(s) 727; 728

Compass Birds: no

Tail Buoy Positioning: no

Recording Delay: no

References

Bangs and Cande,1997 Episodic development of a convergent margin inferred from structures and processes along the Southern Chile margin Tectonics 16. doi: 10.1029/97TC00494

Bangs et al., 1992 Structural framework of the Chile margin at the Chile Ridge collision zone Proc. ODP 141. doi: 10.2973/odp.proc.ir.141.102.1992

Bangs et al., 1993 Free gas at the base of the gas hydrate zone in the vicinity of the Chile Triple Junction Geology 21. doi: 10.1130/0091-7613(1993)021<0905:FGATBO>2.3.CO;2

Cande and Lewis, 1988 Investigating the subduction of a spreading center off southern Chile Yearbook .

Lewis et al., 1994 Tectonics of the Chile margin triple junction from geophysical and scientific ocean drilling studies 7th Chilean geologic congress: Abstracts 7(1).

Scientific Personnel

Alsop, Joyce

Investigator
(not in field)

LDEO

Anwandter, Christian

Observer

Bangs, Nathan

Student:Graduate

LDEO

Cande, Steve

Scientist:Chief

LDEO

GMRT,

Investigator
(not in field)

LDEO

Garcia, Alfredo

Observer

Kane, Kimberley

Student:Graduate

LDEO

Lewis, Stephen

Scientist:Co-Chief

USGS

Recabal, Ricardo

Observer

Sepulveda, Adriana

Watchstander

LDEO

Tebbens, Sarah

Student:Graduate

LDEO

Winslow, Margaret

Watchstander

LDEO

Support Personnel

Bennett, Paul

Technician:Electronics

LDEO

Blaes, Robert

Technician:Computer

LDEO

DiBernardo, John

Technician:Airgun

LDEO

Ferguson, Scott

Technician:Sonar

URI

Francis, Bruce

Technician:Electronics

LDEO

Iltzsche, Martin

Technician:Airgun

LDEO

Miller, Joyce

Technician:Sonar

URI

Nolan, Tim

Technician:Airgun

LDEO

QaliMaiwiriwiri, Ropate

Bosun:Core

LDEO

Stennett, Joseph

Technician:Science

LDEO

Instruments

Gravimeter

Device Info

NotProvided

Magnetometer

Device Info

NotProvided

Navigation

Device Info

NotProvided

Sonar:Multibeam

Device Info

Classic

SeaBeam

Seismic:MCS

Device Info

NotProvided

LDEO

Platform Info

Robert D. Conrad

Array

Seismic:MCS

Device Info

NotProvided

Platform Info

Robert D. Conrad

Array