Relative motion vs. true motion display on radar can be confusing, especially for new officers. True motion shows every object moving as it would on a map—your ship and all targets move. In relative motion, your ship is fixed in the center, and others move around you. Understanding both is critical for proper radar interpretation. ⚓ Which display mode do you prefer on radar, and why? #maritime #cadet | Navigators Club

Relative motion refers to the concept that the motion of an object is always measured relative to a specific frame of reference. This means that the speed and direction of an object can appear different depending on the observer's perspective. For example, if you're sitting on a train and another train passes by, the second train might appear to move faster or slower depending on how fast your train is moving. From the perspective of someone standing still on the ground, both trains have differe