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Table T1. Coring summary, Site U1420.

Hole U1420A
Latitude: 59°41.3399′N
Longitude: 143°12.0599′W
Time on hole (h): 189.25
Seafloor (drill pipe measurement below rig floor, m DRF): 259.4
Distance between rig floor and sea level (m): 11.2
Water depth (drill pipe measurement from sea level, mbsl): 248.2
Total penetration (drilling depth below seafloor, m DSF): 1020.8
Total length of cored section (m): 1020.8
Total core recovered (m): 139.91
Core recovery (%): 13.7
Total number of cores: 106
Core Date
(2013)
UTC time
(h)
Depth DSF (m) Interval
advanced
(m)
Depth CSF (m) Length
of core
recovered
(m)
Recovery
(%)
Sections
(N)
Top
of cored
interval
Bottom
of cored
interval
Top
of cored
interval
Bottom
of cored
interval
341-U1420A-
1R 14 Jul 1910 0 9.7 9.7 0 0 0 0 0
2R 14 Jul 2030 9.7 19.4 9.7 9.7 11.44 1.74 18 3
3R 14 Jul 2130 19.4 29.1 9.7 19.4 19.42 0.02 0 1
4R 14 Jul 2210 29.1 38.8 9.7 29.1 29.8 0.70 7 2
5R 14 Jul 2245 38.8 48.5 9.7 38.8 39.75 0.95 10 2
6R 14 Jul 2325 48.5 58.2 9.7 48.5 48.67 0.17 2 1
7R 15 Jul 0000 58.2 67.9 9.7 58.2 58.27 0.05 1 1
8R 15 Jul 0140 67.9 73.4 5.5 67.9 68.30 0.43 8 1
9R 15 Jul 0315 73.4 79.9 6.5 73.4 73.81 0.41 6 1
10R 15 Jul 0455 79.9 89.6 9.7 79.9 80.25 0.32 3 1
11R 15 Jul 0610 89.6 99.3 9.7 89.6 89.78 0.15 2 1
12R 15 Jul 0710 99.3 109.0 9.7 99.3 99.38 0.08 1 1
13R 15 Jul 0810 109.0 118.7 9.7 109.0 109.59 0.41 4 1
14R 15 Jul 0900 118.7 128.4 9.7 118.7 119.03 0.26 3 1
15R 15 Jul 0950 128.4 138.1 9.7 128.4 128.46 0.06 1 1
16R 15 Jul 1040 138.1 147.8 9.7 138.1 138.31 0.16 2 1
17R 15 Jul 1140 147.8 157.5 9.7 147.8 148.66 0.73 8 1
18R 15 Jul 1255 157.5 167.2 9.7 157.5 157.73 0.21 2 1
19R 15 Jul 1415 167.2 176.9 9.7 167.2 167.99 0.58 6 1
20R 15 Jul 1540 176.9 186.6 9.7 176.9 177.33 0.40 4 1
21R 15 Jul 1655 186.6 196.3 9.7 186.6 187.26 0.52 5 1
22R 15 Jul 1810 196.3 206.0 9.7 196.3 197.25 0.78 8 1
23R 15 Jul 1910 206.0 215.7 9.7 206.0 206.49 0.30 3 1
24R 15 Jul 2010 215.7 225.4 9.7 215.7 216.08 0.29 3 1
25R 15 Jul 2100 225.4 235.1 9.7 225.4 225.92 0.30 3 1
26R 15 Jul 2155 235.1 244.8 9.7 235.1 235.10 0 0 0
27R 15 Jul 2255 244.8 254.5 9.7 244.8 245.40 0.46 5 1
28R 16 Jul 0020 254.5 264.2 9.7 254.5 255.44 0.68 7 1
29R 16 Jul 0155 264.2 273.9 9.7 264.2 264.68 0.40 4 1
30R 16 Jul 0310 273.9 283.6 9.7 273.9 274.43 0.50 5 1
31R 16 Jul 0425 283.6 293.3 9.7 283.6 283.97 0.30 3 1
32R 16 Jul 0520 293.3 303.0 9.7 293.3 293.37 0.06 1 1
33R 16 Jul 0625 303.0 312.7 9.7 303.0 303.49 0.43 4 1
34R 16 Jul 0715 312.7 322.4 9.7 312.7 313.14 0.45 5 1
35R 16 Jul 0805 322.4 332.1 9.7 322.4 322.90 0.41 4 1
36R 16 Jul 0910 332.1 341.8 9.7 332.1 333.05 0.77 8 1
37R 16 Jul 1025 341.8 351.5 9.7 341.8 342.06 0.19 2 1
38R 16 Jul 1125 351.5 361.2 9.7 351.5 352.25 0.60 6 1
39R 16 Jul 1225 361.2 370.9 9.7 361.2 361.67 0.30 3 1
40R 16 Jul 1325 370.9 380.6 9.7 370.9 371.20 0.21 2 1
41R 16 Jul 1420 380.6 390.3 9.7 380.6 380.89 0.23 2 1
42R 16 Jul 1530 390.3 400.0 9.7 390.3 390.83 0.49 5 1
43R 16 Jul 1625 400.0 409.7 9.7 400.0 400.05 0.03 0 1
44R 16 Jul 1725 409.7 419.4 9.7 409.7 410.32 0.56 6 1
45R 16 Jul 1825 419.4 429.1 9.7 419.4 419.89 0.37 4 1
46R 16 Jul 1930 429.1 438.8 9.7 429.1 429.33 0.23 2 1
47R 16 Jul 2035 438.8 448.5 9.7 438.8 438.96 0.18 2 1
48R 16 Jul 2140 448.5 458.2 9.7 448.5 450.40 1.90 20 3
49R 16 Jul 2250 458.2 467.9 9.7 458.2 458.53 0.28 3 1
50R 16 Jul 2350 467.9 477.6 9.7 467.9 469.13 1.23 13 1
51R 17 Jul 0055 477.6 487.3 9.7 477.6 478.88 1.28 13 2
52R 17 Jul 0215 487.3 497.0 9.7 487.3 489.15 1.81 19 2
53R 17 Jul 0315 497.0 506.7 9.7 497.0 497.26 0.26 3 1
54R 17 Jul 0440 506.7 516.4 9.7 506.7 506.88 0.22 2 1
55R 17 Jul 0600 516.4 526.1 9.7 516.4 516.40 0 0 0
56R 17 Jul 0715 526.1 535.8 9.7 526.1 526.10 0 0 0
57R 17 Jul 0920 535.8 545.5 9.7 535.8 536.41 0.50 5 1
58R 17 Jul 1040 545.5 555.2 9.7 545.5 549.29 3.79 39 4
59R 17 Jul 1150 555.2 564.9 9.7 555.2 559.64 4.44 46 4
60R 17 Jul 1310 564.9 574.6 9.7 564.9 565.66 0.76 8 2
61R 17 Jul 1435 574.6 584.3 9.7 574.6 575.09 0.53 5 1
62R 17 Jul 1600 584.3 594.0 9.7 584.3 585.24 0.94 10 1
63R 17 Jul 1725 594.0 603.7 9.7 594.0 601.36 7.36 76 6
64R 17 Jul 1900 603.7 613.4 9.7 603.7 605.65 1.95 20 3
65R 17 Jul 2025 613.4 623.1 9.7 613.4 617.97 4.57 47 4
66R 17 Jul 2135 623.1 632.8 9.7 623.1 626.87 3.77 39 4
67R 17 Jul 2305 632.8 642.5 9.7 632.8 634.72 1.92 20 3
68R 18 Jul 0045 642.5 652.2 9.7 642.5 644.78 2.28 24 3
69R 18 Jul 0220 652.2 661.9 9.7 652.2 654.45 2.25 23 3
70R 18 Jul 0340 661.9 671.6 9.7 661.9 662.14 0.24 2 1
71R 18 Jul 0500 671.6 681.3 9.7 671.6 672.86 1.26 13 1
72R 18 Jul 0620 681.3 691.0 9.7 681.3 681.96 0.66 7 1
73R 18 Jul 0830 691.0 700.7 9.7 691.0 692.06 1.06 11 2
74R 18 Jul 0950 700.7 710.4 9.7 700.7 701.58 0.88 9 1
75R 18 Jul 1110 710.4 720.1 9.7 710.4 710.89 0.40 4 1
76R 18 Jul 1235 720.1 729.8 9.7 720.1 720.53 0.38 4 1
77R 18 Jul 1400 729.8 739.5 9.7 729.8 730.68 0.56 6 1
78R 18 Jul 1545 739.5 749.2 9.7 739.5 739.7 0.16 2 1
79R 18 Jul 2145 749.2 758.9 9.7 749.2 749.48 0.28 3 1
80R 18 Jul 2255 758.9 768.6 9.7 758.9 768.02 9.12 94 7
81R 19 Jul 0015 768.6 778.3 9.7 768.6 769.93 1.33 14 2
82R 19 Jul 0205 778.3 788.0 9.7 778.3 779.94 1.64 17 2
83R 19 Jul 0335 788.0 797.7 9.7 788.0 789.87 1.87 19 3
84R 19 Jul 0505 797.7 807.4 9.7 797.7 798.77 1.07 11 1
85R 19 Jul 0720 807.4 817.1 9.7 807.4 807.88 0.42 4 1
86R 19 Jul 0920 817.1 826.8 9.7 817.1 821.40 4.30 44 4
87R 19 Jul 1055 826.8 836.5 9.7 826.8 832.89 6.09 63 5
88R 19 Jul 1230 836.5 846.2 9.7 836.5 840.4 3.90 40 4
89R 19 Jul 1425 846.2 855.9 9.7 846.2 847.18 0.98 10 1
90R 19 Jul 1625 855.9 865.6 9.7 855.9 857.65 1.75 18 2
91R 19 Jul 1810 865.6 875.3 9.7 865.6 867.16 1.56 16 2
92R 19 Jul 1955 875.3 885.0 9.7 875.3 878.90 3.60 37 4
93R 19 Jul 2155 885.0 894.7 9.7 885.0 886.47 1.47 15 1
94R 20 Jul 0000 894.7 904.4 9.7 894.7 900.31 5.61 58 5
95R 20 Jul 0230 904.4 914.1 9.7 904.4 907.66 3.26 34 4
96R 20 Jul 0455 914.1 923.8 9.7 914.1 916.33 2.23 23 3
97R 20 Jul 0650 923.8 933.5 9.7 923.8 925.69 1.88 19 3
98R 20 Jul 0900 933.5 943.2 9.7 933.5 939.17 5.67 58 5
99R 20 Jul 1100 943.2 952.9 9.7 943.2 946.80 3.60 37 4
100R 20 Jul 1245 952.9 962.6 9.7 952.9 953.75 0.85 9 1
101R 20 Jul 1410 962.6 972.3 9.7 962.6 966.13 3.53 36 4
102R 20 Jul 1530 972.3 982.0 9.7 972.3 973.20 0.90 9 1
103R 20 Jul 1655 982.0 991.7 9.7 982.0 984.98 2.98 31 3
104R 20 Jul 1815 991.7 1001.4 9.7 991.7 992.13 0.43 4 1
105R 20 Jul 1925 1001.4 1011.1 9.7 1001.4 1002.00 0.60 6 2
106R 20 Jul 2110 1011.1 1020.8 9.7 1011.1 1014.58 3.48 36 4

DSF = drillers depth below seafloor, CSF = core depth below seafloor. R = rotary core barrel core.

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