Table T1. Site 1276 Coring Summary.
Hole: 1276A
Latitude: 45°24.3198´N
Longitude: 44°47.1496´W
Time on site: 1158.77 hr (0844 hr, 16 Jul-1530 hr, 2 Sep 2003)
Seafloor (drill pipe measurement from rig floor, mbrf): 4560
Distance between rig floor and sea level (m): 10.9
Water depth (drill pipe measurement from sea level, m): 4549.1
Total depth (from rig floor, mbrf): 6296.9
Total penetration (m): 1736.9
Total length of cored section (m): 936.9 (800.0-1736.9 mbsf)
Total core recovered (m): 790.35 (not including 6.37 m from wash Core 210-1276A-1W)
Core recovery (%): 84
Total number of cores: 103
Total number of drilled intervals: 3 (0-106.9, 106.9-753.0, and 753.0-800.0 mbsf)
Total length of drilled intervals without coring (m): 800
Core
Date (Aug 2003)
Local time (hr)
Depth (mbsf)
Length (m)
Recovered (%)
Comment
Top
Bottom
Cored
Recovered
210-1276A-











*****Drilled without coring from 0 to 106.9 mbsf*****
Install 20-in casing



*****Drilled without coring from 106.9 to 753 mbsf*****
Install 16-in casing
1W 6 2355 *****Drilled without coring from 753 to 800 mbsf*****
Drill out rathole
2R 7 0235 800.0 809.5
9.5 3.74 39 Half nonmagnetic core barrel
3R 7 0455 809.5 819.2
9.7 9.94 102 Half nonmagnetic core barrel
4R 7 0705 819.2 828.8
9.6 6.82 71 Remote memory module for DSS; half nonmagnetic core barrel
5R 7 0910 828.8 838.4
9.6 9.45 98 Half nonmagnetic core barrel
6R 7 1120 838.4 848.0
9.6 9.17 95 Half nonmagnetic core barrel
7R 7 1325 848.0 857.6
9.6 9.92 103 Remote memory module for DSS; half nonmagnetic core barrel
8R 7 1530 857.6 867.2
9.6 8.73 90 Half nonmagnetic core barrel
9R 7 1915 867.2 876.8
9.6 9.91 103 Half nonmagnetic core barrel
10R 7 2230 876.8 886.4
9.6 8.67 90 Half nonmagnetic core barrel
11R 8 0140 886.4 896.0
9.6 8.54 88 Half nonmagnetic core barrel
12R 8 0715 896.0 905.7
9.7 6.90 71 Half nonmagnetic core barrel
13R 8 1035 905.7 915.3
9.6 5.07 52 Remote memory module for DSS; half nonmagnetic core barrel
14R 8 1350 915.3 925
9.7 5.68 58 Half nonmagnetic core barrel
15R 8 1555 925.0 934.5
9.5 8.57 90 Half nonmagnetic core barrel
16R 8 1810 934.5 944.1
9.6 7.83 81 Half nonmagnetic core barrel
17R 8 2055 944.1 953.8
9.7 9.61 99 Half nonmagnetic core barrel
18R 8 2335 953.8 963.5
9.7 9.84 101 Half nonmagnetic core barrel
19R 9 0145 963.5 973.1
9.6 7.20 75 Half nonmagnetic core barrel
20R 9 0415 973.1 982.7
9.6 9.92 103 Half nonmagnetic core barrel
21R 9 0645 982.7 992.4
9.7 5.72 58 Half nonmagnetic core barrel
22R 9 0940 992.4 1002.0
9.6 5.71 59 Remote memory module for DSS; half nonmagnetic core barrel
23R 9 1230 1002.0 1011.6
9.6 5.20 54 Half nonmagnetic core barrel
24R 9 1500 1011.6 1021.2
9.6 7.86 81 Remote memory module for DSS; half nonmagnetic core barrel
25R 9 1730 1021.2 1030.8
9.6 9.43 98 Half nonmagnetic core barrel
26R 9 2000 1030.8 1040.5
9.7 3.38 34 Half nonmagnetic core barrel
27R 9 2220 1040.5 1050.1
9.6 9.94 103 Half nonmagnetic core barrel
28R 10 0025 1050.1 1059.7
9.6 7.49 78 Half nonmagnetic core barrel
29R 10 0255 1059.7 1069.4
9.7 8.10 83 Remote memory module for DSS; half nonmagnetic core barrel
30R 10 0510 1069.4 1079
9.6 7.59 79 Half nonmagnetic core barrel
31R 10 0725 1079.0 1088.6
9.6 7.98 83 Half nonmagnetic core barrel
32R 10 0935 1088.6 1098.2
9.6 9.93 103 Half nonmagnetic core barrel
33R 10 1845 1098.2 1107.8
9.6 10.03 104 Half nonmagnetic core barrel
34R 10 2100 1107.8 1117.4
9.6 6.08 63 Half nonmagnetic core barrel
35R 10 2330 1117.4 1127.1
9.7 9.65 99 Half nonmagnetic core barrel
36R 11 0135 1127.1 1136.4
9.3 8.67 93 Half nonmagnetic core barrel
37R 11 0345 1136.4 1146.0
9.6 9.17 95 Half nonmagnetic core barrel
38R 11 0600 1146.0 1155.2
9.2 9.70 105 Half nonmagnetic core barrel
39R 11 0805 1155.2 1164.8
9.6 8.93 93 Half nonmagnetic core barrel
40R 11 1015 1164.8 1174.4
9.6 9.38 97 Half nonmagnetic core barrel
41R 11 1230 1174.4 1184.0
9.6 9.49 98 Half nonmagnetic core barrel
42R 11 1450 1184.0 1193.5
9.5 10.37 109 Half nonmagnetic core barrel
43R 11 1725 1193.5 1203.2
9.7 8.53 87 Half nonmagnetic core barrel
44R 11 2000 1203.2 1212.8
9.6 9.82 102 Half nonmagnetic core barrel
45R 11 2215 1212.8 1222.4
9.6 8.90 92 Half nonmagnetic core barrel
46R 12 0030 1222.4 1232.0
9.6 9.24 96 Half nonmagnetic core barrel
47R 12 0250 1232.0 1241.7
9.7 9.70 100 Half nonmagnetic core barrel
48R 12 0510 1241.7 1251.4
9.7 7.46 76 Half nonmagnetic core barrel
49R 12 0745 1251.4 1261.0
9.6 8.78 91 Half nonmagnetic core barrel
50R 12 1015 1261.0 1270.7
9.7 8.08 83 Half nonmagnetic core barrel
51R 12 1300 1270.7 1280.4
9.7 8.56 88 Half nonmagnetic core barrel
52R 12 1550 1280.4 1290.0
9.6 9.83 102 Half nonmagnetic core barrel
53R 12 1900 1290.0 1299.6
9.6 8.52 88 Half nonmagnetic core barrel
54R 12 2140 1299.6 1309.2
9.6 8.30 86 Half nonmagnetic core barrel
55R 13 0045 1309.2 1318.8
9.6 5.93 61 Half nonmagnetic core barrel
56R 13 0315 1318.8 1328.5
9.7 5.96 61 Half nonmagnetic core barrel
57R 13 0605 1328.5 1338.1
9.6 3.07 31 Half nonmagnetic core barrel
58R 16 1545 1338.1 1344.1
6.0 5.15 85
59R 16 1820 1344.1 1353.7
9.6 9.34 97 Full-length nonmagnetic core barrel
60R 16 2105 1353.7 1363.2
9.5 8.49 89
61R 16 2350 1363.2 1372.9
9.7 9.68 99 Full-length nonmagnetic core barrel
62R 17 0225 1372.9 1382.5
9.6 9.74 101
63R 17 0445 1382.5 1392.2
9.7 9.67 99 Full-length nonmagnetic core barrel
64R 17 0755 1392.2 1401.8
9.6 9.71 101
65R 17 1020 1401.8 1411.3
9.5 9.09 95 Full-length nonmagnetic core barrel
66R 17 1330 1411.3 1420.9
9.6 7.46 77
67R 17 1625 1420.9 1430.5
9.6 9.45 98 Full-length nonmagnetic core barrel
68R 17 1915 1430.5 1439.8
9.3 9.88 106
69R 17 2215 1439.8 1449.5
9.7 8.31 85 Full-length nonmagnetic core barrel
70R 18 0120 1449.5 1459.2
9.7 9.38 96
71R 18 0410 1459.2 1468.9
9.7 9.58 98 Full-length nonmagnetic core barrel
72R 18 0715 1468.9 1478.5
9.6 8.48 88
73R 18 1025 1478.5 1488.1
9.6 8.79 91 Full-length nonmagnetic core barrel
74R 18 1340 1488.1 1497.7
9.6 7.93 82
75R 18 1650 1497.7 1507.3
9.6 8.61 89 Full-length nonmagnetic core barrel
76R 18 2135 1507.3 1516.9
9.6 10.53 109
77R 19 0145 1516.9 1526.5
9.6 8.05 83 Full-length nonmagnetic core barrel
78R 19 0525 1526.5 1536.2
9.7 9.05 93
79R 19 1035 1536.2 1545.8
9.6 8.32 86 Full-length nonmagnetic core barrel
80R 19 1450 1545.8 1555.4
9.6 8.24 85
81R 20 1840 1555.4 1565.0
9.6 7.85 81 Full-length nonmagnetic core barrel
82R 20 2340 1565.0 1574.5
9.5 0.94 9
83R 21 0440 1574.5 1584.2
9.7 5.46 55 Full-length nonmagnetic core barrel
84R 21 0825 1584.2 1587.7
3.5 3.60 102
85R 24 0205 1587.7 1594.8
7.1 6.37 89 Full-length nonmagnetic core barrel
86R 24 0745 1594.8 1604.5
9.7 8.22 84
87R 24 1235 1604.5 1614.1
9.6 8.99 93 Full-length nonmagnetic core barrel
88R 24 1640 1614.1 1623.6
9.5 9.22 97
89R 24 2150 1623.6 1633.3
9.7 8.23 84 Full-length nonmagnetic core barrel
90R 25 0230 1633.3 1642.8
9.5 9.15 96
91R 25 0805 1642.8 1652.5
9.7 7.07 72 Full-length nonmagnetic core barrel
92R 25 1345 1652.5 1662.1
9.6 9.51 99 Tensor tool run for hole deviation: 7.43°
93R 25 1805 1662.1 1671.8
9.7 7.68 79 Full-length nonmagnetic core barrel
94R 25 2300 1671.8 1681.4
9.6 8.34 86
95R 26 0400 1681.4 1690.9
9.5 7.17 75 Full-length nonmagnetic core barrel
96R 26 0830 1690.9 1700.5
9.6 7.64 79
97R 26 1220 1700.5 1710.1
9.6 6.23 64 Full-length nonmagnetic core barrel
98R 26 1550 1710.1 1719.4
9.3 4.38 47
99R 26 2120 1719.4 1729.1
9.7 5.36 55 Orientation and sequence unknown for Sections 5 and 6. These were recovered after Core 101R. Core found jammed in bit when bit was recovered on the rig floor. Full-length nonmagnetic core barrel
100R 27 0325 1729.1 1731.1
2.0 0.00 0
101R 27 1715 1731.1 1732.1
1.0 0.00 0 Bit recovered with damage; lost cone and core pieces from Core 99R
102R 31 0445 1732.1 1732.9
0.8 0.02 2 Attempt to drill out broken drill bit cone and core
103R 31 1005 1732.9 1734.9
2.0 0.00 0 Attempt to drill out broken drill bit cone and core; deploy center bit
104R 31 2205 1734.9 1736.9
2.0 0.00 0 Deploy center bit three times; pipe stuck for 12 hr; free pipe, abandon hole



Total:
936.9 790.35 84

Note: DSS = Drilling Sensor Sub.