USCG Exam Practice · Running fix from a single object
A line of position (LOP) represents which of the following?
- AThe intersection of two simultaneous observations
- BA line along which the vessel is known to lie at a given moment based on a single observation✓ correct
- CThe vessel's dead reckoning track advanced to a new time
- DA fix obtained from two bearings taken at different times
Why B is correct
An LOP is a line along which the vessel is known to lie at a given moment based on a single observation. Two or more simultaneous LOPs are required to produce a fix. (Bowditch Ch. 7 §701)
Cited:Bowditch Ch. 7 §701
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