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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