Mercator's Sailing
Navigation
To shape a course and find the distance between two points by employing the meridional parts of the two latitudes (also logarithms in some cases) instead of using a middle latitude, as in middle latitude sailing.
To shape a course and find the distance between two points by employing the meridional parts of the two latitudes (also logarithms in some cases) instead of using a middle latitude, as in middle latitude sailing.