Table T1. Coring summary, Site 1275.
Hole 1275A
Latitude: 15°44.4892´N
Longitude: 46°54.2110´W
Time on site: 301.75 (2315 hr, 18 June–1300 hr, 1 July 2003)
Time on hole: 11.00 (2315 hr, 18 June–1015 hr, 19 June 2003)
Seafloor (drill pipe measurement from rig floor, mbrf): 1573.5
Distance between rig floor and sea level (m): 11.2
Water depth (drill pipe measurement from sea level, m): 1562.3
Total depth (drill pipe measurement from rig floor, mbrf): 1578.5
Total penetration (meters below seafloor, mbsf): 5.0
Total length of cored section (m): 5.0
Total core recovered (m): 0.13
Core recovery (%): 2.6
Total number of cores: 1
Hole 1275B
Latitude: 15°44.4858´N
Longitude: 46°54.2077´W
Time on hole: 102.50 (1015 hr, 19 June–1645 hr, 23 June 2003)
Seafloor (drill pipe measurement from rig floor, mbrf): 1573.0
Distance between rig floor and sea level (m): 11.3
Water depth (drill pipe measurement from sea level, m): 1561.7
Total depth (drill pipe measurement from rig floor, mbrf): 1681.7
Total penetration (meters below seafloor, mbsf): 108.7
Total length of cored section (m): 108.7
Total core recovered (m): 46.9
Core recovery (%): 43.2
Total number of cores: 22
Hole 1275C
Latitude: 15°44.4401´N
Longitude: 46°54.2178´W
Time on hole: 34.50 (1645 hr, 23 June–0315 hr, 25 June 2003)
Seafloor (drill pipe measurement from rig floor, mbrf): 1564.0
Distance between rig floor and sea level (m): 11.2
Water depth (drill pipe measurement from sea level, m): 1552.8
Total depth (drill pipe measurement from rig floor, mbrf): 1584.8
Total penetration (meters below seafloor, mbsf): 20.8
Total length of cored section (m): 20.8
Total core recovered (m): 0.17
Core recovery (%): 0.8
Total number of cores: 3
Comments: RAB-C (LWC) operation in this hole
Hole 1275D
Latitude: 15°44.4396´N
Longitude: 46°54.2173´W
Time on hole: 153.75 (0315 hr, 25 June–1300 hr, 1 July 2003)
Seafloor (drill pipe measurement from rig floor, mbrf): 1565.0
Distance between rig floor and sea level (m): 11.4
Water depth (drill pipe measurement from sea level, m): 1553.6
Total depth (drill pipe measurement from rig floor, mbrf): 1774.0
Total penetration (meters below seafloor, mbsf): 209.0
Total length of cored section (m): 209.0
Total core recovered (m): 104.63
Core recovery (%): 50.1
Total number of cores: 43
Core
Date
(Jun 2003)
Local time (hr)
Depth (mbsf)
Length (m)
Recovery (%)
Remarks
Top
Bottom
Cored
Recovered
209-1275A-






1R 19 1050 0.0 5.0 5.0 0.13 2.6 AHC



Cored total: 5.0 0.13 2.6
209-1275B-






1R 19 2145 0.0 11.0 11.0 0.52 4.7 AHC, Whirl-Pak
2R 20 0250 11.0 13.0 2.0 0.40 20.0 Whirl-Pak
3R 20 0910 13.0 18.0 5.0 1.35 27.0 Whirl-Pak
4R 20 1920 18.0 22.6 4.6 1.10 23.9 Whirl-Pak
5R 20 2330 22.6 27.6 5.0 1.66 33.2 Whirl-Pak
6R 21 0305 27.6 32.3 4.7 2.15 45.7 Whirl-Pak
7R 21 0525 32.3 37.3 5.0 0.79 15.8 Whirl-Pak
8R 21 0745 37.3 41.8 4.5 0.77 17.1 Whirl-Pak
9R 21 1150 41.8 46.8 5.0 2.09 41.8 AHC, Whirl-Pak
10R 21 1730 46.8 51.3 4.5 3.60 80.0 Whirl-Pak
11R 21 2245 51.3 56.3 5.0 3.00 60.0 Whirl-Pak
12R 22 0205 56.3 60.8 4.5 2.19 48.7 Whirl-Pak
13R 22 0445 60.8 65.8 5.0 2.02 40.4 Whirl-Pak
14R 22 0625 65.8 70.4 4.6 1.76 38.3 Whirl-Pak
15R 22 0915 70.4 75.4 5.0 2.10 42.0 Whirl-Pak
16R 22 1145 75.4 80.1 4.7 1.90 40.4 Whirl-Pak
17R 22 1400 80.1 85.1 5.0 1.39 27.8 Whirl-Pak
18R 22 1820 85.1 89.4 4.3 3.86 89.8 Whirl-Pak
19R 22 2245 89.4 94.4 5.0 4.57 91.4 Whirl-Pak
20R 23 0255 94.4 99.0 4.6 4.56 99.1 Whirl-Pak
21R 23 0550 99.0 104.0 5.0 3.42 68.4 Whirl-Pak
22R 23 0955 104.0 108.7 4.7 1.70 36.2 Whirl-Pak



Cored totals: 108.7 46.90 43.2
209-1275C-






1A 24 1515 0.0 12.3 12.3 0.00 0.0 AHC; no recovery
2A 24 1945 12.3 16.8 4.5 0.08 1.8
3A 24 2240 16.8 20.8 4.0 0.09 2.3



Cored totals: 20.8 0.17 0.8
209-1275D-






1R 25 1650 0.0 8.0 8.0 2.50 31.3
2R 25 2020 8.0 13.0 5.0 2.34 46.8 Whirl-Pak
3R 25 2245 13.0 17.6 4.6 0.78 17.0 Whirl-Pak
4R 26 0045 17.6 22.6 5.0 0.76 15.2 Whirl-Pak
5R 26 0300 22.6 27.1 4.5 1.07 23.8 Whirl-Pak
6R 26 0610 27.1 32.1 5.0 1.18 23.6 Whirl-Pak
7R 26 0900 32.1 36.6 4.5 1.50 33.3 Whirl-Pak
8R 26 1100 36.6 41.6 5.0 1.47 29.4 Whirl-Pak
9R 26 1325 41.6 46.1 4.5 1.74 38.7 Whirl-Pak
10R 26 1600 46.1 51.1 5.0 3.42 68.4 Whirl-Pak
11R 26 1835 51.1 55.7 4.6 1.91 41.5
12R 26 2205 55.7 60.7 5.0 1.73 34.6
13R 27 0020 60.7 65.4 4.7 2.25 47.9
14R 27 0235 65.4 70.4 5.0 1.24 24.8
15R 27 0515 70.4 74.7 4.3 2.44 56.7
16R 27 0710 74.7 79.7 5.0 1.27 25.4
17R 27 0855 79.7 84.4 4.7 2.65 56.4
18R 27 1055 84.4 89.4 5.0 1.79 35.8
19R 27 1250 89.4 94.0 4.6 1.50 32.6
20R 27 1425 94.0 99.0 5.0 1.40 28.0
21R 27 1725 99.0 103.7 4.7 1.64 34.9
22R 27 2050 103.7 105.5 1.8 1.49 82.8 Core jam at catcher
23R 27 2315 105.5 108.7 3.2 1.92 60.0
24R 28 0150 108.7 113.2 4.5 2.61 58.0
25R 28 0430 113.2 118.2 5.0 2.66 53.2
26R 28 0730 118.2 122.7 4.5 3.90 86.7
27R 28 0940 122.7 127.7 5.0 2.57 51.4 Drilling break at 1688.7 m
28R 28 1145 127.7 132.2 4.5 1.29 28.7
29R 28 1505 132.2 137.2 5.0 2.35 47.0
30R 28 1730 137.2 141.8 4.6 1.92 41.7
31R 28 2115 141.8 146.8 5.0 4.38 87.6
32R 28 2315 146.8 151.3 4.5 2.79 62.0
33R 29 0145 151.3 156.3 5.0 3.09 61.8
34R 29 0355 156.3 160.8 4.5 3.38 75.1
35R 29 0700 160.8 165.8 5.0 4.33 86.6
36R 29 1010 165.8 170.5 4.7 2.88 61.3
37R 29 1250 170.5 175.5 5.0 3.60 72.0
38R 29 1530 175.5 180.1 4.6 4.13 89.8
39R 29 1855 180.1 184.1 4.0 2.82 70.5
40R 29 2345 184.1 189.8 5.7 5.44 95.4
41R 30 0235 189.8 194.8 5.0 4.06 81.2
42R 30 0440 194.8 199.3 4.5 1.01 22.4
43R 30 0920 199.3 209.0 9.7 5.43 56.0



Cored totals: 209.0 104.63 50.1

Notes: RAB-C = resistivity at the bit while coring, LWC = logging while coring. AHC = active heave compensation.