Speed and Smarts Racing Tip
Here is the next in our series of articles from David Dellenbaugh's excellent sailing newsletter "
Speed and Smarts". The current edition of David's newsletter is entitled 'Don't believe all that you hear'. I can highly recommend it.
David is a winning Americas Cup tactician and regularly publishes a newsletter packed with tips to improve your racing.
This item comes from issue 114 which deals extensively with mainsail trim techniques.
Regulate power with mast bend
By David Dellenbaugh. Republished by permission - Speed and Smarts
[Note
that on the Cavalier 28, being a masthead rig, you will not see any
appreciable mast bend unless the baby-stay is also tensioned]
The
backstay is a powerful tool that gives you control over mast bend. The
harder you pull on the backstay, the more you bend the mast. As the mast
becomes more curved, the mainsail gets flatter, the position of maximum
draft moves aft and the main leech twists more. Therefore, one rule of
thumb is that whenever you adjust the backstay you almost always have to
...