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Seismic Shot Point Navigation Data from the Eastern Northern American Margin, acquired during the R/V Marcus G. Langseth expedition MGL1408 (2014)
Platform Info
Array:Marcus G. Langseth
LDEO
Device Info
Seismic:
Events
Locale
EasternNorthAmericanMargin
Margin
File Format
ASCII
Quality
1
Shillington, Donna
LDEO
Bécel, Anne
LDEO
Hornbach, Matthew
SMU
Long, Maureen
Yale University
Lizarralde, Dan
WHOI
vanAvendonk, Harm
UTIG
Harder, Steven
UTEP
Wiita, Paul
GSU
Dugan, Brandon
Rice
Christeson, Gail
UTIG
Magnani, Beatrice
SMU
Gaherty, James
LDEO
Seismic:WideAngle:OBSData at IRIS
Platform Info
Array:Marcus G. Langseth
LDEO
Device Info
Seismic:
Events
Locale
EasternNorthAmericanMargin
FocusSite:GeoPRISMS
File Format
NotProvided
Quality
0
Event Logs
Device Info
Seismic:
Platform: Endeavor (Array)
vanAvendonk, Harm
UTIG
Device Info
Seismic:
Platform: Endeavor (Array)
vanAvendonk, Harm
UTIG
Seismic Acquisition Parameters
edu.utexas.ig:en546_acq001 (Lines: )
Source Information
AirGun
Receiver Information
NotApplicable
Used Active Tail Buoy: false
Used Compass Birds: false
Nav System
Acquisition System
Digital
Name:
Details
Receiver Type: Seismometer_OceanBottom
Source Type: SeismicSource_Gun_Air
Acquisition System Name: null
Acquisition System Type: null
Seismic Nav System: null
Survey Datum: null
Source to Near Channel (m): null
Antenna to Source (m): null
Number of Channels Recorded: null
Channel Length (m): null
Cable Receiver Depth (m): null
Source Volume (): null
Source Pressure (bars): null
Source Number: null
Source Depth (m): null
Shot Control: null
Shot Interval (s or m): null
Compass Birds: no
Tail Buoy Positioning: no
Recording Delay: no
Event Logs
Device Info
Related DevicesSeismic:
Platform: Marcus G. Langseth (Array)
Seismic:
Platform: Marcus G. Langseth (Array)
Shillington, Donna
LDEO
Device Info
Seismic:
Platform: Marcus G. Langseth (Array)
Seismic:
Platform: Marcus G. Langseth (Array)
Seismic:
Platform: Marcus G. Langseth (Array)
Shillington, Donna
LDEO
Device Info
Seismic:
Platform: Marcus G. Langseth (Array)
vanAvendonk, Harm
UTIG
Seismic Acquisition Parameters
MGL1408_ACQ001 (Lines: Sequences 1,3,10,13,14,15)
Source Information
AirGun (BOLT:1500)
Volume (cu in): 6600
Pressure (psi): 2000
Depth (m): 9
Shot Interval (m): 225
Distance to Near Channel (m): 307.5
Distance to Antenna (m): 216
Number of Arrays: 1
Receiver Information
Hydrophone:Streamer
Number of Cables: 1
Channels Per Cable: 636
Channels Recorded: 636
Group Spacing (m): 12.5
Cable Length (m): 8000
Cable Depth (m): 9
Near Channel Number: 636
Used Active Tail Buoy: true
Used Compass Birds: true
Nav System
C-Nav3050 - Primary
WGS84
Acquisition System
Digital
Name: Sercel Syntrak 960
Sample Interval (msec): 2
Record Length (sec): 18
Details
Source Number was 36 airguns
MGL1408_ACQ002 (Lines: Sequences 2,4,5,6,11,12,16,17,18,23,24,25)
Source Information
AirGun (BOLT:1500)
Pressure (psi): 2000
Shot Interval (m): 50
Distance to Near Channel (m): 307.5
Distance to Antenna (m): 216
Number of Arrays: 1
Receiver Information
Hydrophone:Streamer
Number of Cables: 1
Channels Per Cable: 636
Channels Recorded: 636
Group Spacing (m): 12.5
Cable Length (m): 8000
Near Channel Number: 636
Used Active Tail Buoy: true
Used Compass Birds: true
Nav System
C-Nav3050 - Primary
WGS84
Acquisition System
Digital
Name: Sercel Syntrak 960
Sample Interval (msec): 2
Record Length (sec): 18
Details
Source Volume = 6600cu in for Sequences 2,4,16,17,18,23
Source Volume = 3300cu in for Sequences 5,6,11,12,24,25
Source Volume = 6600cu in for Sequences 28 and 29
Source Volume = 3300cu in for Sequence 30
Source Number was 18 airguns for 3300cu.in. and 36 airguns for 6600cu.in.
Streamer Depth = 6m and Source Depth = 6m for Sequences 5,6,11,12,24,25
Streamer Depth = 9m and Source Depth = 9m for Sequences 2,4,16,17,18,23
MGL1408_ACQ003 (Lines: Sequences 7,8,9,19,20,21,22,26,27)
Source Information
AirGun (BOLT:1500)
Volume (cu in): 3300
Pressure (psi): 2000
Distance to Near Channel (m): 307.5
Distance to Antenna (m): 216
Number of Arrays: 1
Receiver Information
Hydrophone:Streamer
Number of Cables: 1
Channels Per Cable: 480
Channels Recorded: 480
Group Spacing (m): 12.5
Cable Length (m): 6000
Cable Depth (m): 6
Near Channel Number: 480
Used Active Tail Buoy: true
Used Compass Birds: true
Nav System
C-Nav3050 - Primary
WGS84
Acquisition System
Digital
Name: Sercel Syntrak 960
Sample Interval (msec): 1
Record Length (sec): 9
Details
Shot Interval = 37.5m for Sequence 9
Shot Interval = 25m for Sequences 7,8,19,20,21,22,26,27
Source Number was 18 airguns for 3300cu.in.
MGL1408_ACQ004 (Lines: Sequences 28-30)
Source Information
AirGun (BOLT:1500)
Pressure (psi): 2000
Distance to Near Channel (m): 307.5
Distance to Antenna (m): 216
Number of Arrays: 1
Receiver Information
Hydrophone:Streamer
Number of Cables: 1
Channels Per Cable: 636
Channels Recorded: 636
Group Spacing (m): 12.5
Cable Length (m): 8000
Near Channel Number: 636
Used Active Tail Buoy: true
Used Compass Birds: true
Nav System
C-Nav3050 - Primary
WGS84
Acquisition System
Digital
Name: Sercel Syntrak 960
Sample Interval (msec): 2
Record Length (sec): 18
Details
Shot Interval = 62.5m for Sequence 28
Shot Interval = 75m for Sequence 29
Shot Interval = 50m for Sequence 30
Source Depth = 9m and Streamer Depth = 9m for Sequences 28,29
Source Depth = 6m and Streamer Depth = 6m for Sequence 30
Source Volume = 6600cu.in. for Sequences 28 and 29
Source Volume = 3300cu in for Sequence 30
Source Number was 18 airguns for 3300cu.in. and 36 airguns for 6600cu.in.
org.marine-geo:MGL1408_ACQ001 (Lines: )
Source Information
AirGun
Receiver Information
NotApplicable
Used Active Tail Buoy: true
Used Compass Birds: true
Nav System
WGS84
Acquisition System
Digital
Name:
Details
Receiver Type: Hydrophone:Streamer
Source Type: SeismicSource_Gun_Air
Acquisition System Name: null
Acquisition System Type: null
Seismic Nav System: null
Survey Datum: WGS84
Source to Near Channel (m): 307.5
Antenna to Source (m): 216 (nav ref point to source)
Number of Channels Recorded: 636: lines mcs01, mcs01a, mcs01b, mcs02, mcs03, mcs31, mcs32, mcs41, mcs42, mcs04a, mcs0a4a, mcs04b, mcs62, mcs63, mcs71, obs01, obs01a, obs01b, obs03, obs04a, obs04b<br>480: lines mcs33, mcs34, mcs35, mcs52, mcs53, mcs57, mcs58, mcs63a, mcs64
Channel Length (m): 12.5
Cable Receiver Depth (m): 9: lines mcs01, mcs01a, mcs01b, mcs02, mcs03, mcs33, mcs34, mcs35, mcs04a, mcs0a4a, mcs04b, mcs52, mcs53, mcs57, mcs58, mcs63a, mcs64, obs01, obs01a, obs01b, obs03, obs04a, obs04b<br>6: lines mcs31, mcs32, mcs33, mcs34, mcs35, mcs41, mcs42, mcs52, mcs53, mcs57, mcs58, mcs62, mcs63, mcs63a, mcs64, mcs71
Source Volume (cubicInches): 6600: lines mcs01, mcs01a, mcs01b, mcs02, mcs03, mcs04a, mcs0a4a, mcs04b, obs01, obs01a, obs01b, obs03, obs04a, obs04b<br>3300: lines mcs31, mcs32, mcs33, mcs34, mcs35, mcs41, mcs42, mcs52, mcs53, mcs57, mcs58, mcs62, mcs63, mcs63a, mcs64, mcs71
Source Pressure (bars): null
Source Number: 20: lines mcs31, mcs32, mcs33, mcs34, mcs35, mcs41, mcs42, mcs52, mcs53, mcs57, mcs58, mcs62, mcs63, mcs63a, mcs64, mcs71<br>40: lines mcs01, mcs01a, mcs01b, mcs02, mcs03, mcs04a, mcs0a4a, mcs04b, obs01, obs01a, obs01b, obs03, obs04a, obs04b
Source Depth (m): 9: lines mcs01, mcs01a, mcs01b, mcs02, mcs03, mcs33, mcs34, mcs35, mcs04a, mcs0a4a, mcs04b, mcs52, mcs53, mcs57, mcs58, mcs63a, mcs64, obs01, obs01a, obs01b, obs03, obs04a, obs04b<br>6: lines mcs31, mcs32, mcs33, mcs34, mcs35, mcs41, mcs42, mcs52, mcs53, mcs57, mcs58, mcs62, mcs63, mcs63a, mcs64, mcs71
Shot Control: distance
Shot Interval (s or m): 25: lines mcs33, mcs34, mcs52, mcs53, mcs57, mcs58, mcs63a, mcs64<br>37.5: line mcs35<br>50: lines mcs01, mcs01a, mcs01b, mcs02, mcs03, mcs31, mcs32, mcs41, mcs42, mcs04b, mcs62, mcs63, mcs71<br>62.5: line mcs04a<br>75: line mcs0a4a<br>225: lines obs01, obs01a, obs01b, obs03, obs04a, obs04b
Compass Birds: yes
Tail Buoy Positioning: yes
Recording Delay: no
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