The speed of 1 knot is 1 knot, 1 knot equals 1.825 km, and 5 1 knot equals 1.825 times 5 1 equals 93.075 km.

Speed can be divided into maximum speed, full speed, cruising speed, economical speed and minimum speed. The maximum speed refers to the speed reached by the main power device when it runs at the maximum power, and the full speed refers to the speed reached by the main power device when it runs at the rated total power.