These tables were designed for air navigation where weight and space are at a premium, however, they are very popular with sailors too due to the fact that Vol.

This manual has grown out of all the courses given by Dominique Prinet, a certified Instructor-Evaluator for Sail Canada who has been teaching celestial navigat

Many books on celestial navigation take shortcuts in explaining concepts; incorrect diagrams and discussion are often used for the sake of moving the student al