Navigation Problems USCG Question #1359 (Set 40)

On 10 July your 0930 zone time DR position is LAT 26°31.0'S, LONG 4°41.0'E. Your vessel is on course 308°T at a speed of 22.0 knots. What is the zone time of local apparent noon (LAN)?

Official USCG Answer & Rule Citation

Correct Answer: Option B — 1149

Following Bowditch LAN calculation methods, estimate the vessel's movement in longitude between the initial zone time DR and local apparent noon. Applying the equation of time for the specific date yields a zone time of local apparent noon at 1149.

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