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Grevemeyer, Ingo; McIntosh, Kirk; Strecker, Manfred R; Martinez-Loriente, Sara (2019): Trans Isthmus Costa Rica Scientific Exploration of a Crustal Transect - seismic refraction data from profiles p301 and p302 of Maurice Ewing cruise EW9502 with links to sgy data files [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.909047, Supplement to: Martinez-Loriente, Sara; Sallarès, Valenti; Ranero, César R; Ruh, Jonas B; Barckhausen, Udo; Grevemeyer, Ingo; Bangs, N L (2019): Influence of Incoming Plate Relief on Overriding Plate Deformation and Earthquake Nucleation: Cocos Ridge Subduction (Costa Rica). Tectonics, 38(12), 4360-4377, https://doi.org/10.1029/2019TC005586

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Published: 2019-11-25DOI registered: 2019-12-31

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Abstract:
The TICOSECT program aimed to investigate the crustal structure of the active continental margin of Costa Rica and to understand the geodynamic processes within the subduction system. With the help of a comprehensive wide-angle seismic data set, composed of an onshore/offshore experiment as well as refraction measurements on land in northern Costa Rica, the lithospheric structure from the Middle America Trench (MAT) to the Caribbean lowland was surveyed seismically.
Here we provide seismic refraction data from an onshore/offshore seismic profile shot with the US American research vessel RV Mauris Ewing in spring of 1995 offshore of the Osa peninsula during the cruise EW9502. Data are reduced with 6 km/s and origin of the time series is at -2 sec. Note: the profile has been shot twice with a different shot interval at 25 s (p301) and 60 s (p302). Additional data from US partners can be found at http://www-udc.ig.utexas.edu/sdc/cruise.php?cruiseIn=ew9502.
Keyword(s):
Costa Rica; crustal structure; onshore/offshore; Osa peninsula; Seismic refraction data
Coverage:
Median Latitude: 9.107917 * Median Longitude: -83.850167 * South-bound Latitude: 8.333700 * West-bound Longitude: -84.185700 * North-bound Latitude: 9.833400 * East-bound Longitude: -83.439500
Minimum Elevation: -1943.0 m * Maximum Elevation: 1120.0 m
Event(s):
EW9502_obh81 (obh81)  * Latitude: 8.550700 * Longitude: -84.093800 * Elevation: -1026.0 m * Campaign: EW9502 * Basis: Maurice Ewing * Method/Device: Ocean bottom hydrophone (OBH)
EW9502_obh83 (obh83)  * Latitude: 8.632900 * Longitude: -84.059300 * Elevation: -270.0 m * Campaign: EW9502 * Basis: Maurice Ewing * Method/Device: Ocean bottom hydrophone (OBH)
EW9502_obh89 (obh89)  * Latitude: 8.883300 * Longitude: -83.952000 * Elevation: -65.0 m * Campaign: EW9502 * Basis: Maurice Ewing * Method/Device: Ocean bottom hydrophone (OBH)
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
Event labelEventGrevemeyer, Ingo
Latitude of eventLatitudeGrevemeyer, Ingo
Longitude of eventLongitudeGrevemeyer, Ingo
File contentContentGrevemeyer, Ingo
File nameFile nameGrevemeyer, Ingo
File formatFile formatGrevemeyer, Ingo
File sizeFile sizekByteGrevemeyer, Ingo
Uniform resource locator/link to sgy data fileURL sgyGrevemeyer, Ingo
Uniform resource locator/link to metadata fileURL metaGrevemeyer, Ingo
Size:
122 data points

Data

Download dataset as tab-delimited text — use the following character encoding:


Event

Latitude

Longitude

Content

File name

File format

File size [kByte]

URL sgy

URL meta
EW9502_p301 9.1666-83.8334List of shot positions on profile p301p301_shotsTXT68p301_shots.txt
EW9502_p302 8.5507-84.0938List of shot positions on profile p302p302_shotsTXT30p302_shots.txt
TICOSECT_L02 9.2832-83.8336p301.L02.1SGY8620p301.L02.1.sgy
TICOSECT_L03 9.2987-83.8279p301.L03.1SGY8620p301.L03.1.sgy
TICOSECT_L05 9.3533-83.7539p301.L05.1SGY8620p301.L05.1.sgy
TICOSECT_L07 9.3898-83.7258p301.L07.1SGY8620p301.L07.1.sgy
TICOSECT_L09 9.4442-83.6525p301.L09.1SGY8620p301.L09.1.sgy
TICOSECT_L12 9.8144-83.5038p301.L12.1SGY8620p301.L12.1.sgy
TICOSECT_L14 9.8334-83.4395p301.L14.1SGY8620p301.L14.1.sgy
EW9502_obh81 8.5507-84.0938p301.obh81.1SGY8620p301.obh81.1.sgy
EW9502_obh83 8.6329-84.0593p301.obh83.1SGY8620p301.obh83.1.sgy
EW9502_obh89 8.8833-83.9520p301.obh89.1SGY8620p301.obh89.1.sgy
EW9502_obh91 8.9657-83.9184p301.obh91.1SGY8620p301.obh91.1.sgy
EW9502_obh93 9.0498-83.8832p301.obh93.1SGY8620p301.obh93.1.sgy
EW9502_obh95 9.0916-83.8654p301.obh95.1SGY8620p301.obh95.1.sgy
EW9502_obh97 9.1338-83.8477p301.obh97.1SGY8620p301.obh97.1.sgy
TICOSECT_L029.2832-83.8336p302.L02.1SGY3442p302.L02.1.sgy
TICOSECT_L039.2987-83.8279p302.L03.1SGY3442p302.L03.1.sgy
TICOSECT_L059.3533-83.7539p302.L05.1SGY3442p302.L05.1.sgy
TICOSECT_L079.3898-83.7258p302.L07.1SGY3442p302.L07.1.sgy
TICOSECT_L099.4442-83.6525p302.L09.1SGY3442p302.L09.1.sgy
TICOSECT_L129.8144-83.5038p302.L12.1SGY3442p302.L12.1.sgy
TICOSECT_L149.8334-83.4395p302.L14.1SGY3442p302.L14.1.sgy
EW9502_obh818.5507-84.0938p302.obh81.1SGY3442p302.obh81.1.sgy
EW9502_obh838.6329-84.0593p302.obh83.1SGY3442p302.obh83.1.sgy
EW9502_obh898.8833-83.9520p302.obh89.1SGY3442p302.obh89.1.sgy
EW9502_obh918.9657-83.9184p302.obh91.1SGY3442p302.obh91.1.sgy
EW9502_obh939.0498-83.8832p302.obh93.1SGY3442p302.obh93.1.sgy
EW9502_obh959.0916-83.8654p302.obh95.1SGY3442p302.obh95.1.sgy
EW9502_obh979.1338-83.8477p302.obh97.1SGY3442p302.obh97.1.sgy