Table T1. Coring summary, Holes U1342A, U1342B, U1342C, and U1342D. (See table notes.)
| Hole U1342A |
| Latitude: 54°49.6987′N |
| Longitude: 176°55.0027′E |
| Time on hole (h): 13.83 |
| Seafloor (drill pipe measurement from rig floor, m DRF): 829.7 |
| Distance between rig floor and sea level (m): 11.4 |
| Water depth (drill pipe measurement from sea level, m): 818.3 |
| Total depth (drill pipe measurement from rig floor, m DRF): 883.00 |
| Total penetration (mbsf): 53.3 |
| Total length of cored section (m): 50.3 |
| Total core recovered (m): 57.39 |
| Core recovery (%): 114.1 |
| Total number of cores: 9 |
| Hole U1342B |
| Latitude: 54°49.7004′N |
| Longitude: 176°55.0232′E |
| Time on hole (h): 3.5 |
| Seafloor (drill pipe measurement from rig floor, m DRF): 830.4 |
| Distance between rig floor and sea level (m): 11.5 |
| Water depth (drill pipe measurement from sea level, m): 818.9 |
| Total depth (drill pipe measurement from rig floor, m DRF): 873.70 |
| Total penetration (mbsf): 43.3 |
| Total length of cored section (m): 43.3 |
| Total core recovered (m): 44.83 |
| Core recovery (%): 103.53 |
| Total number of cores: 5 |
| Hole U1342C |
| Latitude: 54°49.7017′N |
| Longitude: 176°55.0411′E |
| Time on hole (h): 6.166 |
| Seafloor (drill pipe measurement from rig floor, m DRF): 830.3 |
| Distance between rig floor and sea level (m): 11.5 |
| Water depth (drill pipe measurement from sea level, m): 818.8 |
| Total depth (drill pipe measurement from rig floor, m DRF): 875.70 |
| Total penetration (mbsf): 45.4 |
| Total length of cored section (m): 45.4 |
| Total core recovered (m): 47.06 |
| Core recovery (%): 103.66 |
| Total number of cores: 6 |
| Hole U1342D |
| Latitude: 54°49.7018′N |
| Longitude: 176°55.0581′E |
| Time on hole (h): 33.25 |
| Seafloor (drill pipe measurement from rig floor, m DRF): 829.7 |
| Distance between rig floor and sea level (m): 11.5 |
| Water depth (drill pipe measurement from sea level, m): 818.2 |
| Total depth (drill pipe measurement from rig floor, m DRF): 957.40 |
| Total penetration (mbsf): 127.7 |
| Total length of cored section (m): 109.1 |
| Total core recovered (m): 86.37 |
| Core recovery (%): 79.17 |
| Total number of cores: 18 |
| Core |
Date (2009) |
UTC (h) |
Depth DSF (m) | Length (m) |
Recovery (%) |
Comments | ||
|---|---|---|---|---|---|---|---|---|
| Top | Bottom | Cored | Recovered | |||||
| 323-U1342A- | ||||||||
| 1H | 4 Aug | 0030 | 0.0 | 1.8 | 1.8 | 1.75 | 97 | Oriented nonmagnetic barrel |
| 2H | 4 Aug | 0115 | 1.8 | 11.3 | 9.5 | 9.61 | 101 | Oriented nonmagnetic barrel |
| 3H | 4 Aug | 0150 | 11.3 | 20.8 | 9.5 | 9.71 | 102 | Oriented nonmagnetic barrel |
| 4H | 4 Aug | 0225 | 20.8 | 30.3 | 9.5 | 9.95 | 105 | Oriented nonmagnetic barrel |
| 5H | 4 Aug | 0300 | 30.3 | 39.8 | 9.5 | 9.92 | 104 | Oriented nonmagnetic barrel |
| 6H | 4 Aug | 0335 | 39.8 | 48.3 | 8.5 | 8.55 | 101 | Oriented nonmagnetic barrel |
| 7H | 4 Aug | 0425 | 48.3 | 49.3 | 1.0 | 7.44 | 744 | Oriented nonmagnetic barrel |
| 8D | *****Drilled from 49.30 to 52.30 m DSF***** | |||||||
| 9X | 4 Aug | 0830 | 52.3 | 53.3 | 1.0 | 0.46 | 46 | Steel barrel |
| Cored totals: | 53.3 | 57.39 | 108 | |||||
| 323-U1342B- | ||||||||
| 1H | 4 Aug | 1025 | 0.0 | 5.3 | 5.3 | 5.33 | 101 | Oriented nonmagnetic barrel |
| 2H | 4 Aug | 1100 | 5.3 | 14.8 | 9.5 | 9.78 | 103 | Oriented nonmagnetic barrel |
| 3H | 4 Aug | 1135 | 14.8 | 24.3 | 9.5 | 10.01 | 105 | Oriented nonmagnetic barrel |
| 4H | 4 Aug | 1150 | 24.3 | 33.8 | 9.5 | 9.77 | 103 | Oriented nonmagnetic barrel |
| 5H | 4 Aug | 1220 | 33.8 | 43.3 | 9.5 | 9.94 | 105 | Oriented nonmagnetic barrel |
| Cored totals: | 43.3 | 44.83 | 104 | |||||
| 323-U1342C- | ||||||||
| 1H | 4 Aug | 1345 | 0.0 | 7.2 | 7.2 | 7.22 | 100 | Oriented nonmagnetic barrel |
| 2H | 4 Aug | 1430 | 7.2 | 16.7 | 9.5 | 9.84 | 104 | Oriented nonmagnetic barrel |
| 3H | 4 Aug | 1515 | 16.7 | 26.2 | 9.5 | 10.00 | 105 | Oriented nonmagnetic barrel |
| 4H | 4 Aug | 1545 | 26.2 | 35.7 | 9.5 | 9.80 | 103 | Oriented nonmagnetic barrel |
| 5H | 4 Aug | 1629 | 35.7 | 45.2 | 9.5 | 9.98 | 105 | Oriented nonmagnetic barrel |
| 6H | 4 Aug | 1800 | 45.2 | 45.4 | 0.2 | 0.22 | 110 | Oriented nonmagnetic barrel |
| Cored totals: | 45.4 | 47.06 | 104 | |||||
| 323-U1342D- | ||||||||
| 1H | 4 Aug | 1940 | 0.0 | 6.0 | 6.0 | 6.11 | 102 | Oriented nonmagnetic barrel |
| 2H | 4 Aug | 2010 | 6.0 | 15.5 | 9.5 | 9.83 | 103 | Oriented nonmagnetic barrel |
| 3H | 4 Aug | 2040 | 15.5 | 25.0 | 9.5 | 9.62 | 101 | Oriented nonmagnetic barrel |
| 4H | 4 Aug | 2110 | 25.0 | 34.5 | 9.5 | 9.83 | 103 | Oriented nonmagnetic barrel |
| 5H | 4 Aug | 2140 | 34.5 | 44.0 | 9.5 | 9.90 | 104 | Oriented nonmagnetic barrel |
| 6D | *****Drilled from 44.00 to 62.60 m DSF***** | |||||||
| 7X | 5 Aug | 0255 | 62.6 | 66.6 | 4.0 | 0.55 | 14 | Steel barrel |
| 8X | 5 Aug | 0515 | 66.6 | 71.6 | 5.0 | 1.66 | 33 | Steel barrel |
| 9X | 5 Aug | 0625 | 71.6 | 75.6 | 4.0 | 3.84 | 96 | Steel barrel |
| 10X | 5 Aug | 0825 | 75.6 | 82.1 | 6.5 | 4.66 | 72 | Steel barrel |
| 11X | 5 Aug | 1030 | 82.1 | 87.9 | 5.8 | 3.34 | 58 | Steel barrel |
| 12X | 5 Aug | 1210 | 87.9 | 90.1 | 2.2 | 2.01 | 91 | Steel barrel |
| 13X | 5 Aug | 1340 | 90.1 | 94.9 | 4.8 | 4.64 | 97 | Steel barrel |
| 14X | 5 Aug | 1530 | 94.9 | 102.5 | 7.6 | 3.48 | 46 | Steel barrel |
| 15X | 5 Aug | 1710 | 102.5 | 106.1 | 3.6 | 1.48 | 41 | Steel barrel |
| 16X | 5 Aug | 1840 | 106.1 | 115.1 | 9.0 | 2.49 | 28 | Steel barrel |
| 17X | 5 Aug | 2030 | 115.1 | 117.7 | 2.6 | 5.70 | 219 | Steel barrel |
| 18X | 5 Aug | 2105 | 117.7 | 121.7 | 4.0 | 3.00 | 75 | Steel barrel |
| 19X | 5 Aug | 2340 | 121.7 | 127.7 | 6.0 | 4.23 | 70 | Steel barrel |
| Cored totals: | 127.7 | 86.37 | 79 | |||||
| Site totals: | 269.7 | 235.65 | 94.98 | |||||
Notes: DRF = drilling depth below rig floor, mbsf = meters below seafloor, DSF = drilling depth below seafloor. UTC = Universal Time Coordinated.
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