On meeting numbers of ships in the Uraga Channel

Abstract

We researched meeting numbers of ships in the Uraga Channel by a simulation method of computer. In this paper, we gave a definition to the word 'meeting, that the other ships touches the hands which are hold out from the ship observed to starboard and port beam directions or fore and aft directions, having a limit length depending on the length of ship observed. We executed the simulaions for 24 hours with the digial computer FACOM 270-20. According to the results, the zones where meeting numbers are the most frequent are near the No.2 buoy and No.4 buoy.