At 1400 zone time on 11 April, your DR position is LAT 25°40'N, LONG 91°00'W. You are steering 180°T at a speed of 10.0 knots. What is your zone time of sunset?
Official USCG Answer & Rule Citation
Correct Answer: Option D — 1825
Determining sunset requires entering the Nautical Almanac with the tabular sunset time for the given latitude on 11 April, then correcting for longitude difference from the zone meridian, yielding 1825 zone time.
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