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Table T1. Operations summary, Site U1380.

Hole U1380A
Latitude: 8°35.9976′N
Longitude: 84°04.4032′W
Time on hole (h): 46.6 (2130 h, 6 April–2000 h, 8 April 2011)
Seafloor (drill pipe measurement below rig floor, m DRF): 515.0
Distance between rig floor and sea level (m): 11.1
Water depth (drill pipe measurement from sea level, mbsl): 503.9
Total penetration (drilling depth below seafloor, m DSF): 482.4
Total length of cored interval (m): 85.4
Total core recovered (m): 52.37
Recovery (%): 61
Drilled interval (m): 397.0
Total number of cores: 9


Core

Date
(2011)
 
Time
(h)
Depth DSF (m) Interval
advanced
(m)
Depth CSF (m) Length of core
recovered
(m)

Recovery
(%)
Top of cored
interval
Bottom of cored
interval
Top of cored
interval
Bottom of cored
interval
334-U1380A-                  
11 08 Apr 0400 *****Drilled from 0.0 to 397.0 m DSF*****
2R 08 Apr 0520 397.0 406.6 9.6 397.0 402.8 5.77 60
3R 08 Apr 0620 406.6 415.5 8.9 406.6 411.6 4.95 56
4R 08 Apr 0715 415.5 425.2 9.7 415.5 421.6 6.07 63
5R 08 Apr 0815 425.2 434.5 9.3 425.2 433.0 7.82 84
6R 08 Apr 1005 434.5 444.2 9.7 434.5 438.3 3.77 39
7R 08 Apr 1135 444.2 453.7 9.5 444.2 452.7 8.46 89
8R 08 Apr 1310 453.7 463.3 9.6 453.7 459.3 5.55 58
9R 08 Apr 1440 463.3 472.8 9.5 463.3 466.3 3.03 32
10R 08 Apr 1605 472.8 482.4 9.6 472.8 479.8 6.95 72
      Advanced total: 482.4     52.37 55
      Total interval cored: 85.4        

DRF = drilling depth below rig floor, DSF = drilling depth below seafloor, CSF = core depth below seafloor. R = RCB core, 1 = drilled interval. Time is Universal Time Coordinated.

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