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Table T1. Coring summary, Site U1421.

Hole U1421A
Latitude: 59°30.4399′N
Longitude: 143°2.7395′W
Time on hole (h): 134.75
Seafloor (drill pipe measurement below rig floor, m DRF): 729.7
Distance between rig floor and sea level (m): 11.2
Water depth (drill pipe measurement from sea level, mbsl): 718.5
Total penetration (drilling depth below seafloor, m DSF): 702.7
Total length of cored section (m): 702.7
Total core recovered (m): 140.72
Core recovery (%): 20.0
Total number of cores: 85
Hole U1421B
Latitude: 59°30.4284′N
Longitude: 143°2.7188′W
Time on hole (h): 2.25
Seafloor (drill pipe measurement below rig floor, m DRF): 733.9
Distance between rig floor and sea level (m): 11.2
Water depth (drill pipe measurement from sea level, mbsl): 722.7
Total penetration (drilling depth below seafloor, m DSF): 6.2
Total length of cored section (m): 6.2
Total core recovered (m): 6.23
Core recovery (%): 100.5
Total number of cores: 1
Hole U1421C
Latitude: 59°30.4298′N
Longitude: 143°2.7387′W
Time on hole (h): 18.0
Seafloor (drill pipe measurement below rig floor, m DRF): 733.0
Distance between rig floor and sea level (m): 11.2
Water depth (drill pipe measurement from sea level, mbsl): 721.8
Total penetration (drilling depth below seafloor, m DSF): 38.2
Total length of cored section (m): 38.2
Total core recovered (m): 29.06
Core recovery (%): 76.07
Total number of cores: 6
Core Date
(2013) 		UTC time
(h) 		Depth DSF (m) Interval
advanced
(m) 		Depth CSF (m) Length
of core
recovered
(m) 		Recovery
(%) 		Sections
(N) 		APC
system
Top
of cored
interval 		Bottom
of cored
interval 		Top
of cored
interval 		Bottom
of cored
interval
341-U1421A-
1H 22 Jul 1610 0.00 6.80 6.8 0.00 6.82 6.82 100 6 Full
2H 22 Jul 1700 6.80 16.30 9.5 6.80 16.55 9.75 103 8 Full
3H 22 Jul 1735 16.30 25.80 9.5 16.30 25.96 9.66 102 8 Full
4H 22 Jul 1815 25.80 35.30 9.5 25.80 27.30 1.50 16 2 Full
5H 22 Jul 1930 35.30 44.80 9.5 35.30 35.40 0.10 1 1 Full
6H 22 Jul 2035 44.80 50.80 6.0 44.80 50.87 6.07 101 5 Full
7H 22 Jul 2140 50.80 60.30 9.5 50.80 60.51 9.71 102 8 Full
8H 22 Jul 2215 60.30 65.50 5.2 60.30 65.54 5.24 101 5 Full
9H 22 Jul 2330 65.50 70.20 4.7 65.50 70.30 4.80 102 4 Half
10H 23 Jul 0025 70.20 70.80 0.6 70.20 70.87 0.67 112 2 Half
11H 23 Jul 0100 70.80 75.50 4.7 70.80 75.74 4.94 105 5 Half
12H 23 Jul 0200 75.50 80.20 4.7 75.50 80.43 4.93 105 5 Half
13H 23 Jul 0235 80.20 83.30 3.1 80.20 83.36 3.16 102 3 Half
14H 23 Jul 0315 83.30 86.70 3.4 83.30 86.78 3.48 102 4 Half
15H 23 Jul 0420 86.70 87.30 0.6 86.70 87.37 0.67 112 2 Half
16H 23 Jul 0510 87.30 88.40 1.1 87.30 88.41 1.11 101 2 Half
17H 23 Jul 0545 88.40 93.10 4.7 88.40 91.76 3.36 71 3 Half
18H 23 Jul 0620 93.10 93.20 0.1 93.10 93.13 0.03 30 1 Half
19H 23 Jul 0825 93.20 96.40 3.2 93.20 96.38 3.18 99 3 Half
20X 23 Jul 0930 96.40 102.90 6.5 96.40 96.97 0.57 9 1  
21X 23 Jul 1015 102.90 112.60 9.7 102.90 103.28 0.38 4 1  
22X 23 Jul 1105 112.60 122.30 9.7 112.60 114.70 2.10 22 3  
23X 23 Jul 1200 122.30 132.00 9.7 122.30 122.96 0.66 7 1  
24X 23 Jul 1250 132.00 141.70 9.7 132.00 132.50 0.50 5 1  
25X 23 Jul 1345 141.70 151.40 9.7 141.70 142.24 0.54 6 1  
26X 23 Jul 1435 151.40 161.10 9.7 151.40 152.10 0.70 7 1  
27X 23 Jul 1535 161.10 170.80 9.7 161.10 161.27 0.17 2 1  
28X 23 Jul 1640 170.80 180.50 9.7 170.80 171.56 0.76 8 1  
29X 23 Jul 1735 180.50 190.20 9.7 180.50 180.75 0.25 3 1  
30X 23 Jul 1835 190.20 199.90 9.7 190.20 190.25 0.03 0 1  
31X 23 Jul 1930 199.90 209.60 9.7 199.90 200.34 0.44 5 1  
32X 23 Jul 2030 209.60 219.30 9.7 209.60 209.68 0.08 1 1  
33X 23 Jul 2135 219.30 229.00 9.7 219.30 219.57 0.27 3 1  
34X 23 Jul 2240 229.00 238.70 9.7 229.00 229.66 0.66 7 1  
35X 24 Jul 0015 238.70 246.40 7.7 238.70 238.86 0.16 2 1  
36X 24 Jul 0125 246.40 256.10 9.7 246.40 247.19 0.79 8 1  
37X 24 Jul 0255 256.10 265.80 9.7 256.10 256.48 0.38 4 1  
38X 24 Jul 0440 265.80 275.50 9.7 265.80 266.34 0.54 6 1  
39X 24 Jul 0620 275.50 285.20 9.7 275.50 276.07 0.57 6 1  
40X 24 Jul 0720 285.20 294.90 9.7 285.20 285.70 0.50 5 1  
41X 24 Jul 0825 294.90 304.60 9.7 294.90 296.21 1.31 14 2  
42X 24 Jul 0935 304.60 314.30 9.7 304.60 305.33 0.73 8 1  
43X 24 Jul 1055 314.30 324.00 9.7 314.30 314.83 0.53 5 1  
44X 24 Jul 1155 324.00 333.70 9.7 324.00 324.49 0.49 5 1  
45X 24 Jul 1300 333.70 343.40 9.7 333.70 334.20 0.50 5 1  
46X 24 Jul 1405 343.40 353.10 9.7 343.40 343.67 0.27 3 1  
47X 24 Jul 1525 353.10 362.80 9.7 353.10 353.59 0.49 5 1  
48X 24 Jul 1650 362.80 372.50 9.7 362.80 363.30 0.50 5 1  
49X 24 Jul 1815 372.50 382.20 9.7 372.50 372.96 0.46 5 1  
50X 24 Jul 2000 382.20 391.90 9.7 382.20 382.69 0.49 5 1  
51X 24 Jul 2155 391.90 401.60 9.7 391.90 392.82 0.92 9 1  
52X 24 Jul 2315 401.60 411.30 9.7 401.60 403.03 1.43 15 2  
53X 25 Jul 0040 411.30 421.00 9.7 411.30 411.56 0.26 3 1  
54X 25 Jul 0235 421.00 430.70 9.7 421.00 421.40 0.40 4 1  
55X 25 Jul 0350 430.70 440.40 9.7 430.70 432.86 2.16 22 3  
56X 25 Jul 0510 440.40 450.10 9.7 440.40 442.61 2.21 23 3  
57X 25 Jul 0640 450.10 459.80 9.7 450.10 451.49 1.39 14 2  
58X 25 Jul 0800 459.80 469.50 9.7 459.80 461.00 1.20 12 2  
59X 25 Jul 0910 469.50 479.20 9.7 469.50 469.83 0.33 3 1  
60X 25 Jul 1040 479.20 484.30 5.1 479.20 479.57 0.37 7 1  
61X 25 Jul 1200 484.30 491.30 7.0 484.30 488.17 3.87 55 4  
62X 25 Jul 1415 491.30 500.00 8.7 491.30 495.78 4.48 51 4  
63X 25 Jul 1600 500.00 506.70 6.7 500.00 502.00 2.00 30 3  
64X 25 Jul 1725 506.70 506.80 0.1 506.70 506.70 0.00 0 0  
65X 25 Jul 1920 506.80 510.70 3.9 506.80 507.11 0.31 8 1  
66X 25 Jul 2115 510.70 520.40 9.7 510.70 511.05 0.35 4 1  
67X 25 Jul 2235 520.40 530.10 9.7 520.40 521.13 0.73 8 1  
68X 26 Jul 0015 530.10 539.80 9.7 530.10 530.49 0.39 4 1  
69X 26 Jul 0200 539.80 549.20 9.4 539.80 540.27 0.47 5 1  
70X 26 Jul 0415 549.20 557.20 8.0 549.20 550.33 0.84 10 1  
71X 26 Jul 0550 557.20 566.90 9.7 557.20 557.57 0.37 4 1  
72X 26 Jul 0730 566.90 576.60 9.7 566.90 567.24 0.34 4 1  
73X 26 Jul 0845 576.60 586.30 9.7 576.60 578.74 2.14 22 3  
74X 26 Jul 0955 586.30 596.00 9.7 586.30 586.76 0.46 5 1  
75X 26 Jul 1130 596.00 605.70 9.7 596.00 598.47 2.47 25 3  
76X 26 Jul 1310 605.70 615.40 9.7 605.70 609.25 3.55 37 4  
77X 26 Jul 1440 615.40 625.10 9.7 615.40 616.43 1.03 11 2  
78X 26 Jul 1600 625.10 634.80 9.7 625.10 628.39 3.29 34 3  
79X 26 Jul 1730 634.80 644.50 9.7 634.80 636.06 1.21 12 2  
80X 26 Jul 1850 644.50 654.20 9.7 644.50 644.99 0.49 5 1  
81X 26 Jul 2020 654.20 663.90 9.7 654.20 654.78 0.58 6 1  
82X 26 Jul 2155 663.90 673.60 9.7 663.90 664.92 1.11 11 2  
83X 26 Jul 2315 673.60 683.30 9.7 673.60 675.26 1.66 17 2  
84X 27 Jul 0100 683.30 693.00 9.7 683.30 684.26 0.96 10 2  
85X 27 Jul 0310 693.00 702.70 9.7 693.00 693.95 0.95 10 1  
341-U1421B-
1H 28 Jul 0335 0.00 6.20 6.2 0.00 6.23 6.23 100 1 Full
341-U1421C-
1H 28 Jul 0415 0.00 8.50 8.5 0.00 8.57 8.57 101 7 Full
2H 28 Jul 0510 8.50 18.00 9.5 8.50 8.62 0.12 1 1 Full
3H 28 Jul 0700 18.00 27.50 9.5 18.00 27.92 9.92 104 8 Full
4H 28 Jul 0750 27.50 29.00 1.5 27.50 28.99 1.49 99 2 Full
5H 28 Jul 0835 29.00 33.70 4.7 29.00 33.44 4.44 94 4 Half
6H 28 Jul 1535 33.70 38.20 4.5 33.70 38.22 4.52 100 5 Half

DSF = drilling depth below seafloor, CSF = core depth below seafloor. Core: H = advanced piston corer (APC) core, X = extended core barrel core.

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