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Grevemeyer, Ingo; Villinger, Heinrich (2020): Seismic refraction survey on the eastern flank of the Juan de Juca Ridge during SONNE cruise SO111 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.919664

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Abstract:
During RV SONNE cruise SO111, five 50 to 60 km long seismic refraction and wide-angle profiles were shot on the eastern flank of the Juan de Fuca Ridge near 48°N, southwest of Vancouver Island, Northeastern Pacific. All profiles were shot in 1996 and run parallel to the strike of the spreading centre and sampled crust created 0.5 Myr to 2.6 Myr ago. In total, 24 ocean-bottom-hydrophones (OBH) were deployed to record shots fired using a single low-frequency airgun source (main source frequency of 4-12 Hz). 23 OBH provided data useful for geophysical data analyses.
Keyword(s):
ocean-bottom-hydrophones; oceanic crust; seismic refraction and wide-angle data; spreading centre
Supplement to:
Qin, Yanfang; Singh, Satish C; Grevemeyer, Ingo; Marjanovic, Milena; Buck, W Roger (2020): Discovery of flat seismic reflections in the mantle beneath the young Juan de Fuca Plate. Nature Communications, 11(1), https://doi.org/10.1038/s41467-020-17946-3
Coverage:
Median Latitude: 47.875611 * Median Longitude: -128.569023 * South-bound Latitude: 47.535900 * West-bound Longitude: -129.069000 * North-bound Latitude: 48.176800 * East-bound Longitude: -128.024200
Date/Time Start: 1996-08-26T21:58:10 * Date/Time End: 1996-09-09T10:48:20
Minimum Elevation: -2677.0 m * Maximum Elevation: -2555.0 m
Event(s):
SO111_OBH501 (RFR01/02)  * Latitude: 47.693906 * Longitude: -128.159961 * Location: North Pacific Ocean * Campaign: SO111 (HYDROCELL) * Basis: Sonne * Method/Device: Ocean bottom hydrophone (OBH)
SO111_OBH502 (RFR01/02)  * Latitude: 47.728628 * Longitude: -128.144544 * Location: North Pacific Ocean * Campaign: SO111 (HYDROCELL) * Basis: Sonne * Method/Device: Ocean bottom hydrophone (OBH)
SO111_OBH503 (RFR01/02)  * Latitude: 47.762667 * Longitude: -128.130500 * Location: North Pacific Ocean * Campaign: SO111 (HYDROCELL) * Basis: Sonne * Method/Device: Ocean bottom hydrophone (OBH)
Comment:
Seismic data are in SEGY format are reduced with 6 km/s.
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
Event labelEventGrevemeyer, 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:
112 data points

Data

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


Event

Content

File name

File format

File size [kByte]

URL sgy

URL meta
SO111_RFR96-01 List of shot positions on profile 9601SO111_9601a_shotsTXT15SO111_9601a_shots.txt
SO111_OBH501 9601_obh501SGY141289601_obh501.sgy
SO111_OBH502 9601_obh502SGY141289601_obh502.sgy
SO111_OBH503 9601_obh503SGY141289601_obh503.sgy
SO111_OBH504 9601_obh504SGY141289601_obh504.sgy
SO111_OBH505 9601_obh505SGY141289601_obh505.sgy
SO111_OBH506 9601_obh506SGY141289601_obh506.sgy
SO111_RFR96-03 List of shot positions on profile 9603SO111_9603a_shotsTXT14SO111_9603a_shots.txt
SO111_OBH511 9603_obh511SGY131419603_obh511.sgy
SO111_OBH512 9603_obh512SGY131419603_obh512.sgy
SO111_OBH513 9603_obh513SGY131419603_obh513.sgy
SO111_OBH514 9603_obh514SGY131419603_obh514.sgy
SO111_OBH515 9603_obh515SGY131419603_obh515.sgy
SO111_OBH516 9603_obh516SGY131419603_obh516.sgy
SO111_RFR96-05 List of shot positions on profile 9605SO111_9605a_shotsTXT14SO111_9605a_shots.txt
SO111_OBH521 9605_obh521SGY130219605_obh521.sgy
SO111_OBH522 9605_obh522SGY130219605_obh522.sgy
SO111_OBH523 9605_obh523SGY130219605_obh523.sgy
SO111_OBH524 9605_obh524SGY130219605_obh524.sgy
SO111_OBH526 9605_obh526SGY130219605_obh526.sgy
SO111_RFR96-08 List of shot positions on profile 9608SO111_9608a_shotsTXT16SO111_9608a_shots.txt
SO111_OBH531 9608_obh531SGY142249608_obh531.sgy
SO111_OBH532 9608_obh532SGY142249608_obh532.sgy
SO111_OBH533 9608_obh533SGY142249608_obh533.sgy
SO111_OBH534 9608_obh534SGY142249608_obh534.sgy
SO111_OBH535 9608_obh535SGY142249608_obh535.sgy
SO111_OBH536 9608_obh536SGY142249608_obh536.sgy