Introduction 2

A Fix can be obtained by using any of the following methods: By combining cross compass bearings, by combining a bearing and a visual range, or by combining a bearing and a contour line.
A fix can also be obtained by combining two or more distances, combining a distance and a visual range, by combining a light house bearing and range, considering the rising or falling of the light on the horizon, or by combining a bearing and a vertical distance of a light house.