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doi:10.2204/iodp.sp.303306.2004

Table T2. Expedition 306 operations plan and time estimates.
Site
Location
(lat/long)
Water depth (mbsl)
Operations description
Transit (days)
Drilling (days)
Logging (days)







Ponta Delgada

Sea Voyage from Ponta Delgada to IRD3A: 416 nmi @ 10.0 kt
1.7


IRD3A
(International)
41°0.068'N,
32°57.438'W
3426
3X APC to 300 mbsf. Drillover stuck core barrels.




Tensor orientation on all APC cores. Four Adara measurements.

6.6




Transit from IRD3A to ORPH2A: 766.5 nmi @ 10.0 kt
3.2


ORPH2A
(Canada)
50°12.40'N,
45°41.22'W
3539
3XAPC to 200 mbsf. Drillover stuck core barrels.




Tensor orientation on all APC cores. Four Adara measurements.

4.8




Transit from ORPH2A to GAR2A: 483.2 nmi @ 10.0 kt
2.0


GAR2A
(International)
53°03.400'N
33°31.780'W
3024
3XAPC to 300 mbsf. Drillover stuck core barrels.




Tensor orientation on all APC cores. Four Adara measurements.

6.0




Transit from GAR2A to GAR1A: 278.5 nmi @ 10.0 kt
1.2


GAR1B
(International)
56°21.882'N
27°53.310'W
2821
3XAPC to 300 mbsf. Drillover stuck core barrels.




Tensor orientation on all APC cores. Four Adara measurements.

6.0




Transit from GAR1A to Site 642:1031.6 nmi @ 10.0 kt
4.3


Site 642
(Norway)
67°12.70'N
02°55.80'W
1288
Install reentry cone with 150 m 103/4 inch casing and CORK with thermistor string.





4.8

Reykjavik


Sea Voyage from Site 642 to Reykjavik, Iceland: 657.7 nmi @ 10.0 kt
2.7





Subtotal:
15.1
27.5




Total operating days:
43.3












Alternate sites*



IRD-1A
(International)
49°52.667'N
24°14.287'W
3884
3X APC to 300 mbsf. Drillover stuck core barrels.




Tensor orientation on all APC cores. Four Adara measurements.

6.9








IRD-4A
(International)
42°50.205'N
23°05.252'W
3542
3X APC to 300 mbsf. Drillover stuck core barrels to extend APC depth.




Tensor orientation on all APC cores. Four Adara measurements.

6.8








LAB-7A
(Denmark)
58°14.227'N
46°38.589'W
2273
3X APC to 300 mbsf. Drillover stuck core barrels. to extend APC depth.




Tensor orientation on all APC cores. Four Adara measurements.

5.5








LAB-3A
(Denmark)
58°02.169'N
48°27.57'W
3350
3X APC to 300 mbsf. Drillover stuck core barrels. to extend APC depth.




Tensor orientation on all APC cores. Four Adara measurements.

6.4








LAB-6A
(Denmark)
57°28.508'N
48°31.842'W
3485
3X APC to 300 mbsf. Drillover stuck core barrels. to extend APC depth.




Tensor orientation on all APC cores. Four Adara measurements.

6.4








LAB-8A
(Denmark)
58°28.525'N
46°27.723'W
2703
3X APC to 300 mbsf. Drillover stuck core barrels. to extend APC depth.




Tensor orientation on all APC cores. Four Adara measurements.

5.9








LAB-8B
(Denmark)
58°33.227'N
46°18.04'W
2556
3X APC to 300 mbsf. Drillover stuck core barrels. to extend APC depth.




Tensor orientation on all APC cores. Four Adara measurements.

5.5








LAB-8C
(Denmark)
58°30.346'N
46°24.034'W
2618
3X APC to 300 mbsf. Drillover stuck core barrels. to extend APC depth.




Tensor orientation on all APC cores. Four Adara measurements.

6.4








ORPH-3A
(Canada)
50°09.98'N
45°38.27'W
3591
3X APC to 300 mbsf. Drillover stuck core barrels. to extend APC depth.




Tensor orientation on all APC cores. Four Adara measurements.

7.2








Notes: APC = advanced piston coring. * = all Expedition 303 primary sites are listed as alternates for Expedition 306.

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