In working out a local apparent noon sight for your latitude, you subtract the Ho from 90°. The 90° represents the angular distance from __________.
Official USCG Answer & Rule Citation
Correct Answer: Option A — your horizon to your zenith
In USCG General Navigation principles (Bowditch, Light Lists, and Coast Pilots), regarding 'In working out a local apparent noon sight for your latitude, you subtract the Ho from 90°. The 90° represents the angular distance from', the verified fact is: 'your horizon to your zenith'.
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