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Table T1. Coring summary, Site U1424.

Hole U1424A
Latitude: 40°11.4001′N
Longitude: 138°13.9003′E
Water depth (m): 2807.32
Date started (UTC): 1236 h 24 August 2013
Date finished (UTC): 2145 h 25 August 2013
Time on hole (days): 1.38
Seafloor depth (drill pipe measurement below rig floor, m DRF): 2818.7
Distance between rig floor and sea level (m): 11.38
Penetration DSF (m): 158.8
Cored interval (m): 158.8
Recovered length (m): 160.99
Recovery (%): 101
Drilled interval (m): NA
Drilled interval: 0
Total cores: 17
APC cores: 17
XCB cores: 0
RCB cores: 0
Other cores: 0
Hole U1424B
Latitude: 40°11.4076′N
Longitude: 138°13.8997′E
Water depth (m): 2808.4
Date started (UTC): 2145 h 25 August 2013
Date finished (UTC): 1135 h 26 August 2013
Time on hole (days): 0.58
Seafloor depth (drill pipe measurement below rig floor, m DRF): 2819.8
Distance between rig floor and sea level (m): 11.40
Penetration DSF (m): 154.7
Cored interval (m): 154.7
Recovered length (m): 155.34
Recovery (%): 100
Drilled interval (m): NA
Drilled interval: 0
Total cores: 17
APC cores: 17
XCB cores: 0
RCB cores: 0
Other cores: 0
Hole U1424C
Latitude: 40°11.3914′N
Longitude: 138°13.8998′E
Water depth (m): 2807.19
Date started (UTC): 1135 h 26 August 2013
Date finished (UTC): 2354 h 26 August 2013
Time on hole (days): 0.51
Seafloor depth (drill pipe measurement below rig floor, m DRF): 2818.6
Distance between rig floor and sea level (m): 11.41
Penetration DSF (m): 63.9
Cored interval (m): 63.9
Recovered length (m): 64.35
Recovery (%): 101
Drilled interval (m): NA
Drilled interval: 0
Total cores: 7
APC cores: 7
XCB cores: 0
RCB cores: 0
Other cores: 0
Site U1424 totals
Number of cores: 41
Penetration (m): 377.4
Cored (m): 377.4
Recovered (m): 380.68 (101%)



Core


Date
(Aug 2013)


Time
(h)
Top depth
of cored
interval
DSF (m)
Bottom depth
of cored
interval
DSF (m)

Interval
advanced
(m)
Top depth
of recovered
core
CSF (m)
Bottom depth
of recovered
core
CSF (m)
Length
of core
recovered
(m)

Curated
length
(m)


Recovery
(%)
346-U1424A-
1H 25 0635 0.0 6.8 6.8 0.0 6.80 6.80 6.80 100
2H 25 0730 6.8 16.3 9.5 6.8 16.45 9.65 9.65 102
3H 25 0815 16.3 25.8 9.5 16.3 25.28 8.98 8.98 95
4H 25 0920 25.8 35.3 9.5 25.8 35.48 9.68 9.68 102
5H 25 1010 35.3 44.8 9.5 35.3 44.92 9.62 9.62 101
6H 25 1055 44.8 54.3 9.5 44.8 54.39 9.59 9.59 101
7H 25 1140 54.3 63.8 9.5 54.3 64.02 9.72 9.72 102
8H 25 1225 63.8 73.3 9.5 63.8 73.22 9.42 9.42 99
9H 25 1315 73.3 82.8 9.5 73.3 83.03 9.73 9.73 102
10H 25 1405 82.8 92.3 9.5 82.8 92.42 9.62 9.62 101
11H 25 1450 92.3 101.8 9.5 92.3 101.87 9.57 9.57 101
12H 25 1540 101.8 111.3 9.5 101.8 111.53 9.73 9.73 102
13H 25 1630 111.3 120.8 9.5 111.3 121.12 9.82 9.82 103
14H 25 1720 120.8 130.3 9.5 120.8 130.55 9.75 9.75 103
15H 25 1845 130.3 139.8 9.5 130.3 140.20 9.90 9.90 104
16H 25 1945 139.8 149.3 9.5 139.8 149.64 9.84 9.84 104
17H 25 2040 149.3 158.8 9.5 149.3 158.87 9.57 9.57 101
Total advanced (m): 158.8 Total recovered (m): 160.99    
346-U1424B-
1H 25 2255 0.0 2.7 2.7 0.0 2.67 2.67 2.67 99
2H 25 2330 2.7 12.2 9.5 2.7 11.97 9.27 9.27 98
3H 26 0005 12.2 21.7 9.5 12.2 20.19 7.99 7.99 84
4H 26 0045 21.7 31.2 9.5 21.7 30.93 9.23 9.23 97
5H 26 0120 31.2 40.7 9.5 31.2 40.85 9.65 9.65 102
6H 26 0200 40.7 50.2 9.5 40.7 50.26 9.56 9.56 101
7H 26 0245 50.2 59.7 9.5 50.2 59.85 9.65 9.65 102
8H 26 0320 59.7 69.2 9.5 59.7 68.98 9.28 9.28 98
9H 26 0400 69.2 78.7 9.5 69.2 78.91 9.71 9.71 102
10H 26 0440 78.7 88.2 9.5 78.7 88.40 9.70 9.70 102
11H 26 0520 88.2 97.7 9.5 88.2 97.86 9.66 9.66 102
12H 26 0605 97.7 107.2 9.5 97.7 107.51 9.81 9.81 103
13H 26 0650 107.2 116.7 9.5 107.2 117.02 9.82 9.82 103
14H 26 0730 116.7 126.2 9.5 116.7 126.54 9.84 9.84 104
15H 26 0845 126.2 135.7 9.5 126.2 135.94 9.74 9.74 103
16H 26 0955 135.7 145.2 9.5 135.7 145.58 9.88 9.88 104
17H 26 1035 145.2 154.7 9.5 145.2 155.08 9.88 9.88 104
Total advanced (m): 154.7 Total recovered (m): 155.34    
346-U1424C-
1H 26 1250 0.0 6.9 6.9 0.0 6.92 6.92 6.92 100
2H 26 1320 6.9 16.4 9.5 6.9 16.56 9.66 9.66 102
3H 26 1400 16.4 25.9 9.5 16.4 26.25 9.85 9.85 104
4H 26 1440 25.9 35.4 9.5 25.9 35.28 9.38 9.38 99
5H 26 1520 35.4 44.9 9.5 35.4 44.73 9.33 9.33 98
6H 26 1600 44.9 54.4 9.5 44.9 54.49 9.59 9.59 101
7H 26 1640 54.4 63.9 9.5 54.4 64.02 9.62 9.62 101
Total advanced (m): 180.5 Total recovered (m): 59.07    

DRF = drilling depth below rig floor, DSF = drilling depth below seafloor, CSF = core depth below seafloor. APC = advanced piston corer, XCB = extended core barrel, RCB = rotary core barrel. H = APC system. NA = not applicable.

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