Chuck,
I'm trying to keep the drum as close to the deck as possible. When
re-assembled, I'm trying to have the furler turnbuckle close to being
two-blocked. That's why it's critical to get this right.
This is really an example of extreme rig tweaking.
Dennis C.
>________________________________
> From: Chuck S <cscheaf...@comcast.net>
>To: cnc-list@cnc-list.com
>Sent: Saturday, September 8, 2012 8:21 AM
>Subject: Re: Stus-List Mast rake adjustment
>
>
>Hi Dennis,
>Before ordering the new headstay, I would experiment by adding a toggle to the
>bottom of the headstay. A toggle at the top sounds like someone reheaded the
>rod and made it too short? Is there a toggle on the backstay that you can
>remove and use on the headstay?
>Setup your rig, go sailing. See if it works how you want, then order the new
>stay to that length.
>
>I have read that 1 degree of mast rake is a boat designer's target.
>Sailmakers like more rake, especially for light air. Some tuning guides (J35)
>suggest adding a 2" toggle to the headstay when racing in less than 15 knots
>and removing that when true wind is above. Some of this is driven by weather
>helm. You know your boat best.
>
>
>Chuck
>Resolute
>1990 C&C 34R
>Atlantic City, NJ
>
>________________________________
>From: "Jake Brodersen" <captain_j...@cox.net>
>To: "Dennis C." <capt...@yahoo.com>, cnc-list@cnc-list.com
>Sent: Saturday, September 8, 2012 8:56:01 AM
>Subject: Re: Stus-List Mast rake adjustment
>
>
>Dennis,
>
>Instead of lengthening the forestay, can you move the butt of the mast forward
>any? I think a ½” of movement at the base of the mast should give you at
>least 5” at the masthead.
>
>Jake
>
>
>Jake Brodersen
>C&C 35 Mk-III
>"Midnight Mistress
>Hampton VA
>
>
>
>From:cnc-list-boun...@cnc-list.com [mailto:cnc-list-boun...@cnc-list.com] On
>Behalf Of Dennis C.
>Sent: Friday, September 07, 2012 6:14 PM
>To: Cn Clist
>Subject: Stus-List Mast rake adjustment
>
>OK, check my math and thinking on this one.
>
>I want to increase the rake in Touche's mast. I made some changes in the rig
>a few months ago which brought the masthead forward so the plumb from the
>masthead is only about 6 inches aft of the gooseneck. It used to be 9-10
>inches to get 1 degree of rake.
>
>The foretriangle is close to a right triangle. I=44' and J = 14.5'. If I add
>the 6 inches to J (for the plumb drop from the masthead), I get a right
>triangle with sides of 44.0 and 15.0 and a hypotenuse of 46.487 (the
>forestay).
>
>So, if I want to move the masthead aft another 6 inches, I end up with a
>triangle of 44.0, 15.5 and 46.650. The difference in the lengths of the
>hypotenuses (hypoteni?) is 0.163 or about 2 inches. By my thinking, I need a
>new forestay about 2 inches longer than the existing one.
>
>There's more to the story than this, like it's really 5 inches each for the
>plumb and rake increase and I'm removing an extra toggle from the top but the
>math and method should be right.
>
>Am I right?
>
>Dennis C.
>Touche' 35-1 #83
>Mandeville, LA
>
>
>
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