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Article #130: Fair Wind Sailing School Sailing Lessons: Beginning Sail Trim

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Sail trim can be one of the great assign three and only three possible sail
mysteries of effectively sailing a vessel trim positions for the mainsail. The
propelled solely by the wind. Ask someone first is "all the way in" with the boom
who has been on a racing vessel, or even at the center line of the boat. The
just watched a racing yacht, and you are second trim position is "all the way out"
likely to hear how much work sailing is with the boom as far out as it will go
or how the sails need constant before the mainsail is against the
adjustment. This view is really spreader. The final position is
incorrect—sail trim can be as "half-way"; midway between the two
difficult or as simple as you want to extreme positions. Those positions are
make it. While it may be true that a easy to understand and to execute using
racing sail boat trying to achieve every just the mainsheet. The only question
last tenth of knot of boat speed does remaining is when to use each position.
require a fair amount of sail trim We'll use three rules to determine which
adjustment, that is certainly not true trim position to use: – Rule One:
for the typical day sailor out for a use the "all the way in" position when
pleasurable afternoon or even for a you are sailing close-hauled. –
cruiser making a passage. In these Rule Two: use the "all the way out
situations, it is not uncommon to set the position" when you are sailing lower than
sails (and the autopilot for that a beam reach (i.e. broad reach or
matter), sit back and enjoy the day, the running). – Rule Three: use the
water, the boat and your sailing "half way" position all the rest of the
companions. This article describes for time (i.e. close reach and beam reach).
the beginner a simple method of sail trim That's all there is to it. No constant
that can be used to effectively and tweaking or adjusting. Just set once and
safely sail a boat on any point of sail sail. Using just these three positions
without lots of trim work (subsequent and setting the sails just once will keep
articles will address more sophisticated your boat moving at good clip and allow
methods of trim that also do not require you to have fun while sailing!
a lot of work). With our mainsail trimmed, now let's turn
To start, you must know your points of our attention to the foresail. We'll use
sail. The sail trim techniques described just two rules to get our foresail into a
here are based on your boat's relative reasonable trim position. – Rule
position to the wind, in other words, One: the curve of the foresail should be
your point of sail. Next, we will also parallel to the mainsail. This rule does
assume that at a beginning level you not require precision—just get it
won't be sailing in strong wind, so for close. With just a little practice you
now we won't discuss techniques to use will get quite close – just be
when the rig is overpowered. We'll assume sighting between the two sails. –
you are sailing in light to moderate Rule two is even easier: when you take
winds for your boat. We'll follow a very the mainsail out, take the foresail out
simple procedure—set the mainsail too. Conversely, when you pull the
to a predetermined position and then set mainsail in, sheet in the foresail too.
the foresail so it is parallel to the How far, you ask? Just follow Rule
mainsail. Done! One—simple!!
Let's start our trim lessons with the Using the above procedure, the beginning
mainsail. First, let's simplify the sail sailor can sail reasonably efficiently by
controls. For now we will leave the main setting both sails just once for each
traveler centered on the boat and the point of sail. This takes a great deal of
boom vang in one position. All our mystery out of sail trim and allows for
mainsail trim, then, will be with the significantly more enjoyment on the
mainsheet. For our purposes, we will water.






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