Seismic Reflection/Refraction Data at the Academic Seismic Portal
Map View
Expeditions / Compilations
Maurice Ewing
Processed
Acquisition Information
Processed Data Sets
Sort by:
Navigation:Primary
Data DOI:
10.1594/IEDA/311414
Processed ship-based Navigation Data acquired during the Maurice Ewing expedition EW9009 (1990)
Platform Info
Maurice Ewing
LDEO
Device Info
Navigation
Locale
File Format
MGDS:Nav
Quality
1
Mountain, Gregory
LDEO
Shapefile of Processed ship-based Navigation Data acquired during the Maurice Ewing expedition EW9009 (1990)
Platform Info
Maurice Ewing
LDEO
Device Info
Navigation
Locale
File Format
SHP
Quality
1
Mountain, Gregory
LDEO
Event Logs
Device Info
Related DevicesSeismic:
LDEO
Platform: Maurice Ewing (Array)
Seismic:
Platform: Maurice Ewing (Array)
Mountain, Gregory
LDEO
Device Info
Seismic:
LDEO
Platform: Maurice Ewing (Array)
Mountain, Gregory
LDEO
Seismic Acquisition Parameters
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
Expand
