7


Using the log extract below, plot the estimated position at 1330 TZ - 0100. Date


Time


Tuesday, 26th February


1200 TZ - 0100 1230 TZ - 0100 1300 TZ - 0100 1330 TZ - 0100 ´ 8.


a) Using the log extract below, plot the estimated position at 1555 SPDST. Date


Time


Saturday, 12th October


1455 SPDST 1555 SPDST


Log 00.2


05.6


Co°(C) Wind 090


S4 090 S4 10°


Log 00.0


02.9 05.9 08.6


Co°(C) Wind 055


E4 055 135 055 E4 E4 E4 5° 5° 5°


Leeway Depth Notes 5°


30m 60m 73m 90m


Position: 45°40´.83N 005°45´.47W Course change 135°(C)


Course change 055°(C)


Estimate position using tidal Q


Leeway Depth Notes 10°


5m 38m


Position: 45°53´.35N 005°46´.74W


Estimate position using tidal K


b) What was the vessel’s COG and SOG?


13


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