The Cras rule

First published at 00:48 UTC on June 5th, 2021.

The Cras rule is a handy tool to quickly perform navigational tasks on a paper map. In this video I'm showing the basic use of the Cras rule, first to determine the ship's position on the map from two bearings and then to find a heading to…

MORE
CategorySports & Fitness
SensitivityNormal - Content that is suitable for ages 16 and over