Great Circle Sailing and Gnomonic Charts
31:31
Simplified Harmonic Method Of Tide Calculation
24:26
A simple trick to remember the formulas in Plane and Mercator sailing!!!
35:59
How to determine the Final (and Initial) course angle of a Great Circle Course??
36:45
Theory of Great Circle Sailing and Composite Great Circle Sailing (Solved Example)!!
10:58
Gnomonic Charts - Features and Uses
45:54
Celestial Navigation (instruction video)
5:43
Creating great circle for the passage plan on JRC ECDIS
9:05