JOIDES Resolution
Encyclopedia
Deep Earth Sampling) is a scientific drilling
Scientific drilling
Scientific drilling is a way to probe down into the Earth, allowing scientists and students to obtain samples of sediments, crust, and upper mantle. In addition to rock samples, drilling technology allows humans to obtain samples of connate fluids and of the subsurface biosphere, mostly microbial...
ship
Drillship
A drillship is a maritime vessel that has been fitted with drilling apparatus. It is most often used for exploratory offshore drilling of new oil or gas wells in deep water or for scientific drilling. The drillship can also be used as a platform to carry out well maintenance or completion work such...
once used by the Ocean Drilling Program
Ocean Drilling Program
The Ocean Drilling Program was an international cooperative effort to explore and study the composition and structure of the Earth's ocean basins. ODP, which began in 1985, was the direct successor to the highly successful Deep Sea Drilling Project initiated in 1968 by the United States...
, then by its successor, the Integrated Ocean Drilling Program
Integrated Ocean Drilling Program
The Integrated Ocean Drilling Program is an international marine research program. The program uses heavy drilling equipment mounted aboard ships to monitor and sample sub-seafloor environments...
. It is the successor of the Glomar Challenger
Glomar Challenger
The 120m long Glomar Challenger was a deep sea research and scientific drilling vessel for oceanography and marine geology studies. It was designed by Global Marine Inc...
.
The ship was launched as Sedco/BP 471, an oil exploration vessel. It was later converted for scientific use and began working for the ODP in January 1985.
The "JR" returned to active service in February 2009 following an extensive renovation of its laboratory facilities and crew quarters.
IODP accomplishments
| Expeditions completed | Operations days | Miles traveled | Sites visited | Holes drilled | Cores recovered |
|---|---|---|---|---|---|
| 21 | 1032 | 67,101 | 74 | 217 | 4,264 |
| Northernmost site | Southernmost site | Shallowest water depth | Deepest water depth | Deepest hole | Total core recovered |
|---|---|---|---|---|---|
| 67 deg N | 66.4 deg S | 95.5 m | 4,479 m | 1,507 m | 29,295 m |
ODP Accomplishments
| Expeditions completed | Operations days | Miles traveled | Sites visited | Holes drilled | Cores recovered |
|---|---|---|---|---|---|
| 111 | 6,591 | 355,781 | 669 | 1,797 | 35,772 |
| Northernmost site | Southernmost site | Shallowest water depth | Deepest water depth | Deepest hole | Total core recovered |
|---|---|---|---|---|---|
| 80.5 deg N | 70.8 deg S | 37.5 m | 5,980 m | 2,111 m | 222,704 m |