Marine Geoscience Data System

Seismic Reflection/Refraction Data at the Academic Seismic Portal

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EW9009

Maurice Ewing

Processed

Acquisition Information

Processed Data Sets

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Seismic:Navigation

Processed multichannel seismic data on the Mid-Atlantic Margin off New Jersey, acquired during the R/V Maurice Ewing survey EW9009 (1990)

Platform Info

Array:Maurice Ewing

LDEO

Device Info

Seismic:MCS

Events

Line Log

Locale

File Format

ASCII

Quality

Alsop, Joyce

Data Set References

Seismic:Reflection:MCS

Processed multichannel seismic data on the Mid-Atlantic Margin off New Jersey, acquired during the R/V Maurice Ewing survey EW9009 (1990)

Platform Info

Array:Maurice Ewing

LDEO

Device Info

Seismic:MCS

Events

Line Log

Locale

File Format

PDF

Quality

Alsop, Joyce

Data Set References

Seismic:Reflection:MCS

Data DOI: 10.1594/IEDA/500107

Processed multichannel seismic data on the Mid-Atlantic Margin off New Jersey, acquired during the R/V Maurice Ewing survey EW9009 (1990)

Platform Info

Array:Maurice Ewing

LDEO

Device Info

Seismic:MCS

Events

Line Log

Locale

File Format

SEGY

Quality

Alsop, Joyce

Data Set References

Event Logs

Line (EW9009)

Device Info

Related Devices

Mountain, Gregory

LDEO

Line (EW9009)

Device Info

Related Devices

Mountain, Gregory

LDEO

Line (EW9009)

Device Info

Seismic:MCS

Platform: Maurice Ewing (Array)

Mountain, Gregory

LDEO

Seismic Acquisition Parameters

Download As Text

EW9009_ACQ001 (Lines: Line 1031)

Source Information

AirGun

Source Number: 1

Volume (cu in): 5

Depth (m): 3

Distance to Near Channel (m): 5

Distance to Antenna (m): 69

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 26

Channels Recorded: 26

Group Spacing (m): 12.5

Cable Depth (m): 2

Near Channel Number: 26

Used Active Tail Buoy: false

Used Compass Birds: false

Nav System

Acquisition System

Digital

Name: DSS240

Details

Source and cable depth were converted from feet to meters and rounded to the nearest integer value

EW9009_ACQ002 (Lines: Lines 1001 to 1005 at shot 20530)

Source Information

AirGun (BOLT:1500)

Source Number: 6

Volume (cu in): 1350

Pressure (psi): 2000

Depth (m): 3

Shot Interval (sec): 10

Distance to Near Channel (m): 188

Distance to Antenna (m): 85

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 120

Channels Recorded: 120

Group Spacing (m): 12.5

Cable Depth (m): 5

Near Channel Number: 120

Used Active Tail Buoy: false

Used Compass Birds: false

Nav System

Acquisition System

Digital

Name: DSS240

Details

Source and cable depth were converted from feet to meters and rounded to the nearest integer value

EW9009_ACQ003 (Lines: Line 1005 (starting shot 29531), Lines 1030,1033-1034)

Source Information

AirGun (BOLT:1500)

Source Number: 6

Volume (cu in): 1350

Pressure (psi): 2000

Depth (m): 3

Shot Interval (sec): 10

Distance to Near Channel (m): 203

Distance to Antenna (m): 85

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 120

Channels Recorded: 120

Group Spacing (m): 12.5

Cable Depth (m): 5

Near Channel Number: 120

Used Active Tail Buoy: false

Used Compass Birds: false

Nav System

Acquisition System

Digital

Name: DSS240

Details

Source and cable depth were converted from feet to meters and rounded to the nearest integer value

EW9009_ACQ004 (Lines: SCS Line 3)

Source Information

WaterGun

Source Number: 1

Volume (cu in): 80

Distance to Near Channel (m): 150

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 4

Channels Recorded: 4

Near Channel Number: 4

Used Active Tail Buoy: false

Used Compass Birds: false

Nav System

GPS, LORAN, Transit Satellite logged

Acquisition System

Digital

Name: DSS240

Sample Interval (msec): 1

Record Length (sec): 5000

Details

Source to channel 1 = 256m

Source to channel 2 = 206m

Source to channel 3 = 169m

Source to channel 4 = 150m

Near channel number is 4

EW9009_ACQ005 (Lines: SCS Lines 1-2)

Source Information

WaterGun

Source Number: 1

Volume (cu in): 400

Distance to Near Channel (m): 150

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 4

Channels Recorded: 4

Near Channel Number: 4

Used Active Tail Buoy: false

Used Compass Birds: false

Nav System

GPS, LORAN, Transit Satellite logged

Acquisition System

Digital

Name: DSS240

Sample Interval (msec): 1

Record Length (sec): 5000

Details

Source to channel 1 = 256m

Source to channel 2 = 206m

Source to channel 3 = 169m

Source to channel 4 = 150m

Shot Interval is Unknown

EW9009_ACQ006 (Lines: Line 1032)

Source Information

AirGun

Source Number: 1

Volume (cu in): 80

Depth (m): 3

Distance to Near Channel (m): 5

Distance to Antenna (m): 69

Number of Arrays: 1

Receiver Information

Hydrophone:Streamer

Number of Cables: 1

Channels Per Cable: 26

Channels Recorded: 26

Group Spacing (m): 12.5

Cable Depth (m): 2

Near Channel Number: 26

Used Active Tail Buoy: false

Used Compass Birds: false

Nav System

Acquisition System

Digital

Name: DSS240

Details

Source and cable depth were converted from feet to meters and rounded to the nearest integer value

edu.utexas.ig:ew9009_acq001 (Lines: )

Source Information

NotApplicable

Receiver Information

Hydrophone:Streamer

Used Active Tail Buoy: false

Used Compass Birds: false

Nav System

GPS; LORAN; Transit Satellite logged

WGS84

Acquisition System

Digital

Name: DSS 240 recording system and digital streamer

Details

Receiver Type: Hydrophone_Streamer

Source Type: SeismicSource_Gun_Air; SeismicSource_Gun_Water

Acquisition System Name: DSS 240 recording system and digital streamer

Acquisition System Type: digital

Seismic Nav System: GPS; LORAN; Transit Satellite logged

Survey Datum: WGS84

Source to Near Channel (m): 5: line(s) 1005 shot 29531 to 1030, 1031-1032; 188: line(s) 1001 to 1005 shot 20530; 203: line(s) 1033-1034

Antenna to Source (m): 69: line(s) 1005 shot 29531 to 1030, 1031-1032; 85: line(s) 1001 to 1005 shot 20530, 1033-1034;unknown: matl-scs1_3

Number of Channels Recorded: 4: line(s) SCS1, SCS2, SCS3; 26: line(s) 1005 shot 29531 to 1030, 1031-1032; 120: line(s) 1001 to 1005 shot 20530, 1033-1034

Channel Length (m): 0: line(s) SCS 1 and 2, SCS 3; 12.5: line(s) 1001 to 1005 shot 20530, 1005 shot 29531 to 1030, 1031-1032, 1033-1034

Cable Receiver Depth (m): 5.2 - 7: Lines 1001-1030, 1033-1034; 2.1 - 3.7: Lines 1031-1032

Source Volume (cubicInches): 5: line(s) 1031-1032; 80: line(s) 1005 shot 29531 to 1030; SCS 3; 400: line(s) SCS 1 and 2; 1350: line(s) 1001 to 1005 shot 20530; 1033-1034

Source Pressure (bars): 138: Lines matl-1001_1030; matl-1033_1034

Source Number: matl-1001_1030; matl-1033_1034: 6

Source Depth (m): 3-5.5: Lines matl-1001_1030; matl-1033_1034; 3: Lines matl-1033_1034

Shot Control: time

Shot Interval (s or m): 10: line(s) 1001 to 1005 shot 20530; 1033-1034

Compass Birds: no

Tail Buoy Positioning: no

Recording Delay: no

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