Fig. 5
From: Enabling a green just-in-time navigation through stakeholder collaboration
Distribution of cruising speeds per leg for two ships of the same type but different segment, one with a very accused speed variation (CS3_9) and one with relatively low variation (CS1_1). The high dispersion observed is not a result of having very different legs in the itinerary. Even the same leg can present large variations of speed, as can be easily observed for both ships