Seismic Reflection/Refraction Data at the Academic Seismic Portal
Expeditions / Compilations
Processed
Raw
Acquisition Information
Processed Data Sets
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Ocean bottom seismometer (OBS) seismic refraction data in the Gulf of Mexico off the Yucatan Peninsula, acquired by the R/V Longhorn in 1996 (96L676)
Platform Info
Array:Longhorn
UT:Marine Science Institute
Device Info
Seismic: OBS
Locale
File Format
ASCII
Quality
2
Christeson, Gail
Christeson et al., 1999
Morgan et al., 2000
Christeson et al., 2001
Processed multichannel seismic data across the Chicxulub impact structure on the Yucatan Peninsula, Mexico, acquired during the R/V Maurice Ewing survey EW0501 (2005)
Locale
File Format
ASCII
Quality
2
Gulick, Sean
UTIG
McDonald, 2006
McDonald, 2006
Seismic:Reflection:MCS
Data DOI:
10.26022/IEDA/330208
Processed depth-migrated seismic reflection data for the Chicxulub Crater area (EW0501, 2005)
Locale
GulfOfMexico
Gulf
File Format
SEGY
Quality
2
Christeson, Gail
UTIG
Processed multichannel seismic data across the Chicxulub impact structure on the Yucatan Peninsula, Mexico, acquired during the R/V Maurice Ewing survey EW0501 (2005)
Locale
File Format
PDF
Quality
2
Gulick, Sean
UTIG
McDonald, 2006
McDonald, 2006
Seismic:Reflection:MCS
Data DOI:
10.1594/IEDA/500106
Processed multichannel seismic data across the Chicxulub impact structure on the Yucatan Peninsula, Mexico, acquired during the R/V Maurice Ewing survey EW0501 (2005)
Locale
File Format
SEGY
Quality
2
Gulick, Sean
UTIG
McDonald, 2006
McDonald, 2006
Seismic:WideAngle:OBS
Data DOI:
10.1594/IEDA/500215
Ocean bottom seismometer (OBS) seismic refraction data in the Gulf of Mexico off the Yucatan Peninsula, acquired by the R/V Longhorn in 1996 (96L676)
Platform Info
Array:Longhorn
UT:Marine Science Institute
Device Info
Seismic: OBS
Locale
File Format
SEGY
Quality
2
Christeson, Gail
Christeson et al., 1999
Morgan et al., 2000
Christeson et al., 2001
Ocean bottom seismometer (OBS) seismic refraction data in the Gulf of Mexico off the Yucatan Peninsula, acquired by the R/V Longhorn in 1996 (96L676)
Platform Info
Array:Longhorn
UT:Marine Science Institute
Device Info
Seismic: OBS
Locale
File Format
PDF
Quality
2
Christeson, Gail
Christeson et al., 1999
Morgan et al., 2000
Christeson et al., 2001
Raw Data Sets
Sort by:
Acquisition information relating to Multi-Channel Seismic Data acquired from the Chicxulub impact crater in the western Gulf of Mexico during the R/V Maurice Ewing expedition EW0501 (2005)
Locale
File Format
ASCII
Quality
0
Details
seismic acquisition information file
Gulick, Sean
UTIG
Seismic:Reflection:MCS
Data DOI:
10.1594/IEDA/322305
Raw Multi-Channel Seismic Shot Data from the Chicxulub Crater in the western Gulf of Mexico acquired during the R/V Maurice Ewing expedition EW0501 (2005)
Locale
GulfOfMexico
Gulf
File Format
SEGY
Quality
0
Details
These files have a sample interval of 2 milliseconds.
Gulick, Sean
UTIG
Christeson, Gail
Barton, Penny
University of Cambridge
Melosh, Henry
Event Logs
Device Info
Seismic: OBS
Platform: Longhorn (Array)
Buffler, Richard T.
Seismic Acquisition Parameters
edu.utexas.ig:96l676_acq001 (Lines: )
Source Information
AirGun
Receiver Information
NotApplicable
Used Active Tail Buoy: false
Used Compass Birds: false
Nav System
WGS84
Acquisition System
Digital
Name:
Details
Receiver Type: Seismometer_OceanBottom
Source Type: SeismicSource_Gun_Air
Acquisition System Name: null
Acquisition System Type: digital
Seismic Nav System: null
Survey Datum: WGS84
Source to Near Channel (m): null
Antenna to Source (m): null
Number of Channels Recorded: none
Channel Length (m): null
Cable Receiver Depth (m): null
Source Volume (cubicInches): 8397
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
Seismic: MCS
LDEO
Platform: Maurice Ewing (Array)
Seismic: MCS
Platform: Maurice Ewing (Array)
Gulick, Sean
UTIG
Seismic Acquisition Parameters
EW0501_ACQ001 (Lines: 1R,2,2A(partial),2R,4A-4C,6,6A,8,10;Sequence 1-9(shotpoint 391))
Source Information
AirGun (BOLT:1500C)
Volume (cu in): 6947
Pressure (psi): 2000
Depth (m): 6
Shot Interval (m): 50
Distance to Near Channel (m): 180
Distance to Antenna (m): 55.3
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): 7
Near Channel Number: 480
Used Active Tail Buoy: true
Used Compass Birds: true
Nav System
TASMON P(Y)-code GPS
WGS84
Acquisition System
Digital
Name: Syntron Syntrak 480
Sample Interval (msec): 2
Record Length (sec): 14.336
Details
Source Number = 20
There was a 25 min source ramp up from 1 to 20 guns at the start of each window of operation. See EW0501.cruiserpt.pdf for details
EW0501_ACQ002 (Lines: 2A(partial); Sequence 9(shotpoints 421-543))
Source Information
AirGun (BOLT:1500C)
Volume (cu in): 6947
Pressure (psi): 2000
Depth (m): 6
Shot Interval (m): 50
Distance to Near Channel (m): 12
Distance to Antenna (m): 55.3
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): 7
Near Channel Number: 480
Used Active Tail Buoy: true
Used Compass Birds: true
Nav System
TASMON P(Y)-code GPS
WGS84
Acquisition System
Digital
Name: Syntron Syntrak 480
Sample Interval (msec): 2
Record Length (sec): 14.336
Details
Source Number = 20
There was a 25 min source ramp up from 1 to 20 guns at the start of each window of operation. See EW0501.cruiserpt.pdf for details.
EW0501_ACQ003 (Lines: 1,2B,3-3R,4D-4R,5-5R,6B-6RA,7R,9,11B-25,OBS; Sequences 10-40)
Source Information
AirGun (BOLT:1500C)
Volume (cu in): 6947
Pressure (psi): 2000
Depth (m): 6
Shot Interval (m): 50
Distance to Near Channel (m): 112.5
Distance to Antenna (m): 55.3
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): 7
Near Channel Number: 480
Used Active Tail Buoy: true
Used Compass Birds: true
Nav System
TASMON P(Y)-code GPS
WGS84
Acquisition System
Digital
Name: Syntron Syntrak 480
Sample Interval (msec): 2
Record Length (sec): 14.336
Details
Source Number = 20
There was a 25 min source ramp up from 1 to 20 guns at the start of each window of operation. See EW0501.cruiserpt.pdf for details.
edu.utexas.ig:ew0501_acq001 (Lines: )
Source Information
AirGun
Receiver Information
Hydrophone:Streamer
Used Active Tail Buoy: false
Used Compass Birds: false
Nav System
Tasmon P-Code GPS
WGS84
Acquisition System
Digital
Name: Syntrak
Details
Receiver Type: Hydrophone_Streamer
Source Type: SeismicSource_Gun_Air
Acquisition System Name: Syntrak
Acquisition System Type: digital
Seismic Nav System: Tasmon P-Code GPS
Survey Datum: WGS84
Source to Near Channel (m): 180: jan20-26, 15: 56 (1st part 2A); 13: for Jan 26, 16:07-16:56; 112.5: for Jan 26, 17:26-Feb 17. Note: Spectra calculated exact source receiver locations which were then recorded in UK00A format files
Antenna to Source (m): 55.3
Number of Channels Recorded: 480
Channel Length (m): 12.5
Cable Receiver Depth (m): 7
Source Volume (cubicInches): 6947
Source Pressure (bars): 138
Source Number: 20
Source Depth (m): 6
Shot Control: distance
Shot Interval (s or m): 50
Compass Birds: no
Tail Buoy Positioning: no
Recording Delay: no
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