You are planning a voyage by great circle to Reykjavik, Iceland, via Cape Race, Newfoundland, LAT 46°30'N, LONG 53°00'W. Which statement is TRUE? (Use gnomonic tracking chart WOXZC 5274)
Official USCG Answer & Rule Citation
Correct Answer: Option A — You will reach the northernmost latitude in the vicinity of Reykjavik.
Great circle tracks on a gnomonic chart plot as straight lines. When travelling toward high-latitude destinations like Reykjavik, the northern vertex and maximum latitude achieved naturally occur in the immediate vicinity of the destination port according to spherical triangle principles outlined in Bowditch.
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