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Priority:
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Primary (high)
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Position:
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35°57.92′N, 134°26.06′E (WGS 84)
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Water depth (m)
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316
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Target drilling depth (mbsf):
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500
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Approved maximum penetration (mbsf):
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500
[EPSP 2008] *Pending request to EPSP for 550 |
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Previous drilling in area:
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ODP Site 798; piston Core GH872-308
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Comments:
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Old site name: JS-10B
Jurisdiction: Japan EEZ
Potential hazards: typhoon season (June to October) |
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Survey coverage
(track map, seismic profile):
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High-resolution seismic reflection:
• Primary line(s): KR07-12, Line St4-3-4 (SP1140) (Fig. AF15)
• Crossing lines(s): KR07-12, Line St4-1-2 (SP1250) (Fig. AF16)
3.5 kHz: KR07-12: Line St4-3-4, Line St4-1-2
Swath bathymetry: KR07-12, Line St4-3-4, Line St4-1-2 (Fig. AF17)
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Objectives
(see text for complete details):
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High-resolution reconstruction of dust flux, as well as other paleoceanographic records, in the southern part of the Japan Sea during the last 2 m.y.
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Drilling, coring, and downhole measurements program:
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Triple APC to 200 mbsf; single XCB to 500 mbsf
Temperature measurements: APCT-3
Orientation on first hole: FlexIt |
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Downhole logging program:
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Standard tools: paleo combo, FMS-sonic
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Anticipated lithology:
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Diatomaceous clay to silt
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