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Table T1. Coring summary, Site U1305. (See table note.)

Hole U1305A
Latitude: 57°28.5072′N
Longitude: 48°31.8415′W
Time on site (h): 137.25 (2045 h, 16 October–1400 h, 22 October 2004)
Time on hole (h): 44.0 (2045 h, 16 October–1645 h, 18 October 2004)
Seafloor (drill pipe measurement from rig floor, mbrf): 3474.0
Distance between rig floor and sea level (m): 11
Water depth (drill pipe measurement from sea level, m): 3463.0
Total depth (drill pipe measurement from rig floor, mbrf): 3754.0
Total penetration (meters below seafloor, mbsf): 280.0
Total length of cored section (m): 280.0
Total core recovered (m): 294.56
Core recovery (%): 105.2
Total number of cores: 30
Hole U1305B
Latitude: 57°28.5066′N
Longitude: 48°31.8132′W
Time on hole (h): 33.50 (1645 h, 18 October–0215 h, 20 October 2004)
Seafloor (drill pipe measurement from rig floor, mbrf): 3470.1
Distance between rig floor and sea level (m): 10.9
Water depth (drill pipe measurement from sea level, m): 3459.2
Total depth (drill pipe measurement from rig floor, mbrf): 3734.9
Total penetration (mbsf): 264.8
Total length of cored section (m): 264.8
Total core recovered (m): 274.33
Core recovery (%): 103.6
Total number of cores: 28
Hole U1305C
Latitude: 57°28.5089′N
Longitude: 48°31.7826′W
Time on hole (h): 59.75 (0215 h, 20 October–1400 h, 22 October 2004)
Seafloor (drill pipe measurement from rig floor, mbrf): 3469.7
Distance between rig floor and sea level (m): 10.9
Water depth (drill pipe measurement from sea level, m): 3458.8
Total depth (drill pipe measurement from rig floor, mbrf): 3756.8
Total penetration (mbsf): 287.1
Total length of cored section (m): 287.1
Total core recovered (m): 298.24
Core recovery (%): 103.9
Total number of cores: 31
Core Date
(Oct 2004)
Local time
(h)
Depth (mbsf) Length (m) Recovery
(%)
Comments
Top Bottom Cored Recovered
303-U1305A-
1H 17 0630 0.0 8.9 8.9 8.87 99.7 Nonmagnetic barrel
2H 17 0730 8.9 18.4 9.5 9.89 104.1 Nonmagnetic barrel
3H 17 0820 18.4 27.9 9.5 9.85 103.7 Oriented; nonmagnetic barrel
4H 17 0915 27.9 37.4 9.5 9.98 105.1 Oriented; nonmagnetic barrel
5H 17 1005 37.4 46.9 9.5 9.88 104.0 Oriented; nonmagnetic barrel
6H 17 1100 46.9 56.4 9.5 9.91 104.3 Oriented; nonmagnetic barrel
7H 17 1155 56.4 65.9 9.5 10.00 105.3 Oriented; nonmagnetic barrel
8H 17 1255 65.9 75.4 9.5 10.01 105.4 Oriented; nonmagnetic barrel
9H 17 1355 75.4 84.9 9.5 10.05 105.8 Oriented; nonmagnetic barrel
10H 17 1455 84.9 94.4 9.5 10.04 105.7 Oriented; nonmagnetic barrel
11H 17 1555 94.4 103.9 9.5 9.83 103.5 Oriented; nonmagnetic barrel
12H 17 1655 103.9 113.4 9.5 10.01 105.4 Oriented; nonmagnetic barrel
13H 17 1750 113.4 122.9 9.5 9.97 105.0 Oriented; nonmagnetic barrel
14H 17 1850 122.9 132.4 9.5 10.16 107.0 Oriented; nonmagnetic barrel
15H 17 1945 132.4 141.9 9.5 9.94 104.6 Oriented; nonmagnetic barrel
16H 17 2050 141.9 151.4 9.5 9.96 104.8 Oriented; nonmagnetic barrel
17H 17 2150 151.4 160.9 9.5 9.91 104.3 Oriented; nonmagnetic barrel
18H 17 2245 160.9 170.4 9.5 10.03 105.6 Oriented; nonmagnetic barrel
19H 17 2345 170.4 179.9 9.5 9.89 104.1 Oriented; nonmagnetic barrel
20H 18 0115 179.9 189.4 9.5 10.38 109.3 Drillover core barrel with AHC
21H 18 0215 189.4 198.9 9.5 10.24 107.8 Expanding core
22H 18 0320 198.9 208.4 9.5 10.01 105.4 Expanding core
23H 18 0540 208.4 217.9 9.5 10.31 108.5 Expanding core
24H 18 0715 217.9 227.4 9.5 10.06 105.9 Drillover core barrel with AHC; expanding core
25H 18 0815 227.4 236.9 9.5 10.18 107.2 Expanding core
26H 18 0930 236.9 246.4 9.5 10.14 106.7 Drillover core barrel with AHC; expanding core
27H 18 1055 246.4 255.9 9.5 10.07 106.0 Drillover core barrel with AHC; expanding core
28H 18 1245 255.9 265.4 9.5 9.99 105.2 Drillover core barrel; expanding core
29H 18 1410 265.4 273.4 8.0 8.40 105.0 Drillover core barrel; expanding core
30H 18 1515 273.4 280.0 6.6 6.60 100.0 Expanding core
Totals: 280.0 294.56 105.2  
303-U1305B-
1H 18 2015 0.0 8.3 8.3 8.25 99.4 Nonmagnetic barrel
2H 18 2055 8.3 17.8 9.5 9.85 103.7 Nonmagnetic barrel
3H 18 2155 17.8 27.3 9.5 9.84 103.6 Oriented; nonmagnetic barrel
4H 18 2250 27.3 36.8 9.5 9.85 103.7 Oriented; nonmagnetic barrel
5H 18 2350 36.8 46.3 9.5 9.94 104.6 Oriented; nonmagnetic barrel
6H 19 0045 46.3 55.8 9.5 6.82 71.8 Oriented; nonmagnetic barrel
7H 19 0145 55.8 65.3 9.5 9.91 104.3 Oriented; nonmagnetic barrel
8H 19 0240 65.3 74.8 9.5 10.11 106.4 Oriented; nonmagnetic barrel
9H 19 0335 74.8 84.3 9.5 10.11 106.4 Oriented; nonmagnetic barrel
10H 19 0430 84.3 93.8 9.5 9.98 105.1 Oriented; nonmagnetic barrel
11H 19 0530 93.8 103.3 9.5 10.10 106.3 Oriented; nonmagnetic barrel
12H 19 0630 103.3 112.8 9.5 9.68 101.9 Oriented; nonmagnetic barrel
13H 19 0740 112.8 122.3 9.5 10.17 107.1 Oriented; nonmagnetic barrel
14H 19 0845 122.3 131.8 9.5 10.02 105.5 Oriented; nonmagnetic barrel
15H 19 0940 131.8 141.3 9.5 9.77 102.8 Oriented; nonmagnetic barrel
16H 19 1040 141.3 150.8 9.5 10.06 105.9 Oriented; nonmagnetic barrel
17H 19 1155 150.8 160.3 9.5 10.19 107.3 Oriented; nonmagnetic barrel; expanding core
18H 19 1250 160.3 169.8 9.5 10.09 106.2 Oriented; nonmagnetic barrel; expanding core
19H 19 1350 169.8 179.3 9.5 10.26 108.0 Oriented; nonmagnetic barrel; expanding core
20H 19 1455 179.3 188.8 9.5 10.12 106.5 Oriented; nonmagnetic barrel; expanding core
21H 19 1610 188.8 198.3 9.5 10.14 106.7 Oriented; nonmagnetic barrel; expanding core
22H 19 1720 198.3 207.8 9.5 9.95 104.7 Oriented; nonmagnetic barrel; expanding core
23H 19 1825 207.8 217.3 9.5 10.16 107.0 Oriented; nonmagnetic barrel; expanding core
24H 19 1930 217.3 226.8 9.5 10.21 107.5 Oriented; nonmagnetic barrel; expanding core
25H 19 2100 226.8 236.3 9.5 10.04 105.7 Drillover core barrel; expanding core
26H 19 2155 236.3 245.8 9.5 9.65 101.6 Expanding core
27H 19 2255 245.8 255.3 9.5 8.97 94.4 Expanding core
28H 20 0050 255.3 264.8 9.5 10.09 106.2 Drillover core barrel with AHC; expanding core
Totals: 264.8 274.33 103.6  
303-U1305C-
1H 20 0420 0.0 5.7 5.7 5.67 99.5 Nonmagnetic barrel
2H 20 0515 5.7 15.2 9.5 8.49 89.4 Nonmagnetic barrel
3H 20 0615 15.2 24.7 9.5 9.51 100.1 Oriented; nonmagnetic barrel
4H 20 0720 24.7 34.2 9.5 9.76 102.7 Oriented; nonmagnetic barrel
5H 20 0815 34.2 43.7 9.5 9.64 101.5 Oriented; nonmagnetic barrel
6H 20 0910 43.7 53.2 9.5 9.83 103.5 Oriented; nonmagnetic barrel
7H 20 1005 53.2 62.7 9.5 9.67 101.8 Oriented; nonmagnetic barrel
8H 20 1100 62.7 72.2 9.5 9.80 103.2 Oriented; nonmagnetic barrel
9H 20 1210 72.2 81.7 9.5 9.77 102.8 Oriented; nonmagnetic barrel
10H 20 1300 81.7 91.2 9.5 9.87 103.9 Oriented; nonmagnetic barrel
11H 20 1355 91.2 100.7 9.5 9.98 105.1 Oriented; nonmagnetic barrel
12H 20 1450 100.7 110.2 9.5 10.01 105.4 Oriented; nonmagnetic barrel
13H 20 1545 110.2 119.7 9.5 10.00 105.3 Oriented; nonmagnetic barrel
14H 20 1635 119.7 129.2 9.5 9.99 105.2 Oriented; nonmagnetic barrel
15H 20 1740 129.2 138.7 9.5 10.15 106.8 Oriented; nonmagnetic barrel
16H 20 1835 138.7 148.2 9.5 9.97 105.0 Oriented; nonmagnetic barrel
17H 20 1930 148.2 157.7 9.5 10.19 107.3 Oriented; nonmagnetic barrel
18H 20 2030 157.7 167.2 9.5 10.08 106.1 Oriented; nonmagnetic barrel
19H 20 2130 167.2 173.1 5.9 5.91 100.2 Oriented; nonmagnetic barrel
20H 20 2230 173.1 182.6 9.5 9.86 103.8 Oriented; nonmagnetic barrel
21H 21 0020 182.6 192.1 9.5 10.14 106.7 Oriented; nonmagnetic barrel
22H 21 0135 192.1 201.6 9.5 10.05 105.8 Oriented; nonmagnetic barrel
23H 21 0240 201.6 211.1 9.5 10.05 105.8 Oriented; nonmagnetic barrel
24H 21 0340 211.1 220.6 9.5 10.33 108.7 Oriented; nonmagnetic barrel
25H 21 0440 220.6 230.1 9.5 9.92 104.4  
26H 21 0555 230.1 239.6 9.5 10.28 108.2  
27H 21 0700 239.6 249.1 9.5 10.25 107.9  
28H 21 0810 249.1 258.6 9.5 10.22 107.6  
29H 21 0910 258.6 268.1 9.5 9.71 102.2  
30H 21 1015 268.1 277.6 9.5 8.86 93.3  
31H 21 1140 277.6 287.1 9.5 10.28 108.2  
Totals: 287.1 298.24 103.9  

Note: AHC = Active heave compensator.

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