Marine Geoscience Data System

Marine Geoscience Data System

Seismic Reflection/Refraction Data at the Academic Seismic Portal

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Expeditions / Compilations

Robert D. Conrad

Processed

Raw

Acquisition Information

Raw Data Sets

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Seismic:Navigation

Seismic navigation data for Single-Channel Seismic (SCS) images from the northwest Atlantic Ocean acquired during Conrad leg RC2111 (1978)

Platform Info

Array:Robert D. Conrad

LDEO

Device Info

Seismic:SCS

LDEO

Events

Locale

File Format

ASCII

Quality

0

Details

Seismic Navigation for seismic image

Windisch, Charles

LDEO

Seismic:Navigation:ShotTime

Data DOI: 10.1594/IEDA/306939

Seismic Shot Point Navigation Data from the Western Atlantic Ocean acquired during the R/V Robert D. Conrad expedition RC2111 (1978)

Platform Info

Array:Robert D. Conrad

LDEO

Device Info

Seismic:MCS

LDEO

Events

Locale

File Format

ASCII:TSN

Quality

1

Windisch, Charles

LDEO

Event Logs

Device Info

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Related Devices

Windisch, Charles

LDEO

Device Info

show

Related Devices

Windisch, Charles

LDEO

Device Info

Seismic:MCS

Platform: Robert D. Conrad (Array)

Ludwig, William

Seismic Acquisition Parameters

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RC2111_ACQ001 (Lines: All)

Source Information

AirGun (BOLT:1500C)

Pressure (psi): 2000

Shot Interval (sec): 20

Distance to Near Channel (m): 300

Distance to Antenna (m): 40

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 24

Channels Recorded: 24

Group Spacing (m): 100

Near Channel Number: 24

Used Active Tail Buoy: false

Used Compass Birds: false

Nav System

US Navy Transit Satellites

Acquisition System

Digital

Name: DFSIV

Sample Interval (msec): 4

Record Length (sec): 12

(Recording Delay Used)

Details

Source Volume: 932 or 1864 cu.

Source Number: 2 or 4 (varied within lines)

edu.utexas.ig:rc2111_acq001 (Lines: All)

Source Information

AirGun

Shot Interval (sec): 20

Distance to Antenna (m): 40

Receiver Information

Hydrophone:Streamer

Channels Recorded: 24

Near Channel Number: 24

Used Active Tail Buoy: false

Used Compass Birds: false

Nav System

US Navy Transit Satellites

WGS72

Acquisition System

Digital

Name: DFS IV

Sample Interval (msec): 4

Record Length (sec): 12

Details

Receiver Type: Hydrophone_Streamer

Source Type: AirGun

Acquisition System Name: DFS IV

Acquisition System Type: digital

Seismic Nav System: US Navy Transit Satellite

Survey Datum: WGS72

Source to Near Channel: 300m (Not precise but typical for the Conrad at this time)

Antenna to Source: 40m (Not precise but typical for the Conrad at this time)

Number of Channels Recorded: 24

Channel Length (m): 100

Cable Receiver Depth (m): unknown

Source Volume (cubic inches): 932 or 1864

Source Pressure (bars): 138

Source Number: 2 or 4

Source Depth (m): unknown

Shot Control: Time

Shot Interval: 20 seconds for approximately 50 meters

Compass Birds: no

Tail Buoy Positioning: no

Recording Delay: yes

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