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Dinghy Inclinometer/ Spirit Level

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99flake View Drop Down
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Post Options Post Options   Quote 99flake Quote  Post ReplyReply Direct Link To This Post Topic: Dinghy Inclinometer/ Spirit Level
    Posted: 10 Aug 05 at 11:05am

Anyone know where you can buy a curved spirit level/ inclinometer for a boat to tell when it's flat?  I'm sure I've seen one on a yacht once, approx. the size of a postcard.  The bubble sits in a curved tube with graduation markings.

p.s. I have a Tacktick so I don't want to use a floating compass for angle of heel.

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guytoon View Drop Down
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Post Options Post Options   Quote guytoon Quote  Post ReplyReply Direct Link To This Post Posted: 10 Aug 05 at 11:15am
When your head is in the water, you're flat enought

Edited by guytoon
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Stefan Lloyd View Drop Down
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Post Options Post Options   Quote Stefan Lloyd Quote  Post ReplyReply Direct Link To This Post Posted: 10 Aug 05 at 11:46am
They are indeed common on yachts so I assume you can buy them at a chandler. "Aladdin's Cave" is a well-known chain. I've never seen the point since on a yacht you can judge angle of heel very accurately by looking at how close the leeward rail is to the water. On most dinghies the crew can easily tell how flat the boat is by looking at how the line of the stern crosses the horizon.
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Post Options Post Options   Quote Doctor Clifford Quote  Post ReplyReply Direct Link To This Post Posted: 10 Aug 05 at 1:34pm
if you cant judge the heel in a dinghy by feel, then it is unlikely you will have
enough feel of all the other elements of sailing to be competitive enough for
tiny heel adjustments to make a blind bit of difference.
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HannahJ View Drop Down
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Post Options Post Options   Quote HannahJ Quote  Post ReplyReply Direct Link To This Post Posted: 10 Aug 05 at 2:23pm
I find that when it feels like the boat is coming on top of you is when it's usually upright... btw i agree with doc as well
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Post Options Post Options   Quote Scooby_simon Quote  Post ReplyReply Direct Link To This Post Posted: 10 Aug 05 at 3:01pm
Buy a cat ; trim is much easier; just keep the hull (just) flying
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Post Options Post Options   Quote redback Quote  Post ReplyReply Direct Link To This Post Posted: 12 Aug 05 at 7:23pm
Most boats have a built-in spirit level.  Take a Laser for example, if the water in the foot well is collecting in one corner the boat isn't level.  Try and sail so that the water is equally distributed across the boat.
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HannahJ View Drop Down
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Post Options Post Options   Quote HannahJ Quote  Post ReplyReply Direct Link To This Post Posted: 12 Aug 05 at 7:52pm
Good one hehe
MIRROR 64799 "Dolphin"
The pessimist complains about the wind; the optimist hopes it will change; the realist adjusts the sail
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Post Options Post Options   Quote katg Quote  Post ReplyReply Direct Link To This Post Posted: 14 Aug 05 at 4:04pm

I always look at the water off the back of the boat. If it is equal each side then ur flat but if theres bubbles appering one side then it needs flatening Hop eu understand that

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Phil eltringham View Drop Down
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Post Options Post Options   Quote Phil eltringham Quote  Post ReplyReply Direct Link To This Post Posted: 14 Aug 05 at 7:04pm

I try to do it on the feel on the helm, if the boat is heeling to far you can feel the rudder load up, especially in faster boats/conditions where you are trying to keep the bow down and the boat driving, the rudder loads up with the slightest too much heel so you know you have to ease someing to get it flat again.  Also, completely flat is not always best, a degee or so of leward heel helps give you some of that feel, especially when its a bit lighter. 

If you have an inclinometer, its easy to spend too much time watching that, and not enough time watching for other boats, wind shifts etc.  You are better off in a dinghy learning to feel what is going on, so you can keep your head out of the boat and think about where you want to be on the race track. 

I know it sounds like a bit of a cop-out answer, and it takes time to learn (I still haven't got it cracked) but it is by far the best way, how many champions do you see with them on their boat?!

hope this helps,
Phil

FLAT IS FAST!
Shifts Happen
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