Answers: Navigation, tidal heights when anchoring


3 November Namley Harbour UT

HW 1000 3.9

LW 1606 0.3

Range 3.6m therefore a spring tide.

A) Height of tide at 1310 = 1.75m

B) Tide at 1310 1.75m

LW 0.30m

Fall of tide 1.45m

C) Fall of tide 1.45m

Draught 1.60m

Clearance 1.00m

Depth in which to anchor at 1310 4.05m

Fall + Under + Draught = Correct depth now to anchor in.


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