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Variation
Often you will be given a course to steer from one place to another in true directions. This means that you will have to convert this to magnetic in order to steer this course with your compass. There is a very consistent and simple rule to follow when going from true to magnetic. In
Eastern US and Canada, to go from a true course to a magnetic course, you add a west variation. To go from a magnetic course to a true course, you subtract a west variation. In
Western US and Canada, to go from a true course to a magnetic course, you subtract an east variation To go from a magnetic course to a true course, you add an east variation.
Sailing Terms
Piloting-Navigation performed using visual references such as aids to navigation.
Aids to Navigation-Established markers on land or sea that aid sailors to avoid danger and fix their position.
Bearing-The direction of an object to an observer, such as a buoy or other boat. Chart-A nautical map.
Demarcation-Boundary.
Nun- A buoy that is not lit but numbered, red and pointed, and always on
starboard side when returning from seaward, port side when going out.
Can- A buoy that is not lit but numbered, green and flat, and always on
port side when returning from seaward, starboard side when going out.
Happy Sailing! __/)_

Linda Cullum is from Cape Cod, MA, with a second home in Vermont. She is the author of Learn to Sail! with Multimedia! an Interactive Sailing training CDROM which teaches all aspects of Sailing incliding Knots, Piloting, Rules of the Road, Weather with digital video from Sail Magazine, narration, animation and quizzes. Visit her site at http://learntosail.net Wishing you the best in your sailing endeavors!