OOW-3000-L1.7

Electronic position-fixing aids

OOW-3000-M1 · Written: Navigation & Radar · OOW-3000-M1-A The IAMI Navigation & Radar written paper (2.5 hr) and its underpinning knowledge.

Modern watchkeeping leans heavily on electronic aids, but each has characteristic errors, and the competent OOW understands those failure modes rather than trusting a number blindly. This lesson covers satellite position fixing and the depth and speed sensors that support it.