Table T1. Leg 186 operational summary.
| Hole | Latitude | Longitude | Water
depth (m) |
Number of cores | Interval
cored (m) |
Core
recovered (m) |
Recovery (%) |
Interval
drilled (m) |
Maximum
penetration (m) |
|---|---|---|---|---|---|---|---|---|---|
| 1150A | 39°10.9148´N | 143°19.9155´E | 2680.8 | 76 | 722.6 | 566.40 | 78.38 | 0.0 | 722.6 |
| 1150B | 39°10.9145´N | 143°19.9470´E | 2680.8 | 50 | 478.3 | 269.39 | 56.32 | 703.3 | 1181.6 |
| 1150C | 39°10.9172´N | 143°19.8942´E | 2680.7 | 0 | 0.0 | 0.00 | 0.00 | 1050.0 | 1050.0 |
| 1150D | 39°10.9172´N | 143°19.8942´E | 2680.7 | 0 | 0.0 | 0.00 | 0.00 | 1139.8 | 1139.8 |
| Site 1150 totals: | 39°10.9159´N | 143°19.9127´E | 2680.7 | 126 | 1200.9 | 835.79 | 69.60 | 2893.1 | 1181.6 |
| 1151A* | 38°45.1195´N | 143°20.0642´E | 2182.2 | 108 | 1035.6 | 707.57 | 68.32 | 78.0 | 1113.6 |
| 1151B | 38°45.1244´N | 143°20.0147´E | 2181.6 | 0 | 0.0 | 0.00 | 0.00 | 1113.0 | 1113.0 |
| 1151C | 38°45.0202´N | 143°20.0425´E | 2174.2 | 11 | 97.2 | 101.75 | 104.68 | 0.0 | 97.2 |
| 1151D | 38°45.0138´N | 143°20.0441´E | 2171.9 | 10 | 93.0 | 96.19 | 103.43 | 781.0 | 874.0 |
| Site 1151 totals: | 38°45.0695´N | 143°20.0414´E | 2177.5 | 129 | 1225.8 | 905.51 | 73.87 | 1972.0 | 1113.6 |
| Leg 186 totals: | 255 | 2426.7 | 1741.30 | 71.76 | 4865.1 | 1181.6 |
|
Hole
|
Arrival
date
and time (local) |
Departure
date
and time (local) |
Time
on hole (hr) |
Number
of APC cores |
Number
of XCB cores |
Number
of RCB cores |
Seafloor
depth (mbrf) |
Total
drill string
length (mbrf) |
|---|---|---|---|---|---|---|---|---|
| 1150A | 22 June 1999 18:30 | 26 June 1999 | 99.75 | 12 | 64 | 0 | 2692.2 | 3414.8 |
| 1150B | 26 June 1999 22:15 | 3 July 1999 | 159.25 | 0 | 0 | 50 | 2692.2 | 3873.8 |
| 1150C | 23 July 1999 15:30 | 23 July 1999 | 7.00 | 0 | 0 | 0 | 2692.2 | 3742.2 |
| 1150D | 23 July 1999 22:30 | 28 July 1999 | 116.50 | 0 | 0 | 0 | 2692.2 | 3832.0 |
| Site 1150 totals: | 382.50 | 12 | 64 | 50 | 2692.2 | 3715.7 | ||
| 1151A* | 28 July 1999 22:00 | 2 Aug 1999 | 115.75 | 0 | 0 | 108 | 2193.7 | 3307.3 |
| 1151B | 2 Aug 1999 17:45 | 9 Aug 1999 | 168.00 | 0 | 0 | 0 | 2193.7 | 3306.7 |
| 1151C | 9 Aug 1999 17:45 | 10 Aug 1999 | 16.00 | 11 | 0 | 0 | 2186.3 | 2283.5 |
| 1151D | 10 Aug 1999 9:45 | 12 Aug 1999 | 61.75 | 10 | 0 | 0 | 2184.0 | 3058.0 |
| Site 1151 totals: | 361.50 | 21 | 0 | 108 | 2189.4 | 2988.9 | ||
| Leg 186 totals: | 744.00 | 33 | 64 | 158 | 2440.8 | 3352.3 |
Note: * = totals do not include a wash core (186-1151A-1W) collected at the top of Hole 1151A.