Your vessel departs Arkhangel'sk, from position LAT 64°32'N, LONG 40°31'E at 0236 zone time, on 19 August. It is bound for New York, at position LAT 40°42'N, LONG 74°01'W. The distance is determined to be 4,216 miles, and you estimate that you will average 13.0 knots. What is your estimated zone time of arrival?
Official USCG Answer & Rule Citation
Correct Answer: Option C — 0655, 1 September
Passage time of 4,216 miles at 13.0 knots is 324.3 hours (13 days, 12 hours, 18 minutes). Adding elapsed time to the August 19 departure at 0236 zone time accounts for August having 31 days, yielding arrival at 0655 on 1 September.
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