Table T1. Operations summary, Leg 172.
| Total days (14 February 1997 to 16 April 1997): | 60.06 |
| Total days in port + 6-hr clock advance: | 6.18 |
| Total days under way: | 15.90 |
| Total days on site: | 37.98 |
| Breakdown of site operations (days): | |
| Coring | 24.86 |
| Drilling | <0.01 |
| Tripping time | 7.93 |
| Stuck pipe/hole trouble | 0.30 |
| Logging/downhole science | 1.95 |
| Mechanical repair time (contractor) | 1.14 |
| Reentry time | 0.00 |
| Waiting on weather | 0.75 |
| Other: | 1.04 |
| Total distance traveled (nmi): | 4405 |
| Average speed of transit (kt): | 11 |
| Number of sites: | 11 |
| Number of holes: | 42 |
| Number of cores attempted: | 623 |
| Total interval cored (m): | 5688.8 |
| Total core recovery (m): | 5765.3 |
| Core recovery (%): | 101.3 |
| Total interval drilled (m): | 9.6 |
| Total penetration (m): | 5698.4 |
| Maximum penetration (m): | 418.4 |
| Minimum penetration (m): | 9.5 |
| Maximum water depth (m): | 5568.3 |
| Minimum water depth (m): | 1291.3 |