USCG Exam PracticeDead reckoning — DR plot maintenance
Between fixes, when only current can be estimated, the best available position is the ______.
- A. DR position advanced from the last fix
- ✓ estimated position corrected for set and driftCorrect
- C. fix interpolated from adjacent LOPs
- D. DR position corrected for leeway only
Why B is correct
Bowditch Ch. 8 §803 states the EP is the best position available between fixes when only the current can be estimated. The DR position alone does not account for current.
Cited:Bowditch Ch. 8 §803