Advanced Great Circle Sailing Calculator




What this program does:

This excel-based app calculates courses, distances, vertex coordinates, ETS, ETA, and waypoints for Great Circle Sailing, Rhumb Line, and Composite Great Circle Sailing.

Who the program is for:
For officers and masters, sailors and students.

Additional information

License Type


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FAQs on Products

Important: Our excel-based products work only on Windows machines, and not on Macs

System Requirements:

MS Excel 2013 and up

Windows 7 and up