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Table T1. Operations summary, Expedition 345.

Hole Location Water
depth
(mbsl)
Total
penetration
(mbsf)
Interval
cored
(m)
Core
recovery*
(m)
Core
recovery
(%)
Time
on hole
(d)
Operations
U1415A 2°15.1757′N, 101°32.5695′W 4837 10.3 1.2 Jet-in test
U1415B 2°15.1355′N, 101°32.8671′W 4845 11.7 0.2 Jet-in test
U1415C 2°15.1349′N, 101°32.8669′W 4845 BHA bent during penetration 0.8 Jet-in test; bent BHA
U1415D 2°15.1437′N, 101°32.7441′W 4840 4.2 0.7 Jet-in test
U1415E 2°15.1461′N, 101°32.7424′W 4840 15.3 15.3 0.84 5 1.1 RCB coring
U1415F 2°15.1394′N, 101°32.6261′W 4846 1.5 0.8 Jet-in test
U1415G 2°15.1390′N, 101°32.6263′W 4846 12.9 12.9 0.29 2 0.3 RCB coring
U1415H 2°15.1317′N, 101°32.6370′W 4846 12.9 12.9 0.44 3 1.0 RCB coring
U1415I 2°15.1547′N, 101°32.6622′W 4842 35.2 35.2 7.12 20 2.9 RCB coring
U1415J 2°15.1604′N, 101°32.6622′W 4839 111.8 91.8 14.35 16 16.0 Installed nested FFFs and casing to 15 mbsf; RCB coring
U1415K 2°15.3307′N, 101°32.8527′W 4687 35.3 3.6 Failed attempt to establish reentry capability
U1415L 2°15.3300′N, 101°32.8041′W 4675 4.0 0.7 Jet-in test
U1415M 2°15.3304′N, 101°32.8040′W 4675 25.9 2.6 Failed attempt to establish reentry capability
U1415N 2°15.3304′N, 101°32.8121′W 4675 37.0 37.0 1.56 4 2.1 RCB coring
U1415O 2°15.1516′N, 101°32.5848′W 4850 17.0 1.2 Failed attempt to establish reentry capability
U1415P 2°15.1486′N, 101°32.6102′W 4853 107.9 95.4 30.57 32 10.6 Installed FFF and casing to 12.5 mbsf; RCB coring; failed attempt to log
Total*: 442.9 300.5 55.17 18 45.9  

* = excludes cores recovered during hole cleaning operations (ghost cores). — = no data. RCB = rotary core barrel. BHA = bottom-hole assembly. FFF = free-fall funnel.

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