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Gem 550   Message List  
Reply | Forward Message #168 of 255 |
Re: [MicroClass] Gem 550

I guess that Rob Humphries design house would still have details of their original design.

www.humphreysdesign.com

design 18

Peter H

----- Original Message ----
From: gem146 <tldjh@...>
To: MicroClass@yahoogroups.com
Sent: Tuesday, 5 February, 2008 11:07:40 AM
Subject: [MicroClass] Gem 550

Hello fellow sailors, Can anyone assist me with the original
measurements of the Gem 550, in particular mast and sails

Thanks
Trevor



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Sat Feb 9, 2008 8:09 am

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peterkayak
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Forward 		Message #168 of 255 |
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Hello fellow sailors, Can anyone assist me with the original measurements of the Gem 550, in particular mast and sails Thanks Trevor... 		gem146
Offline Send Email 		Feb 8, 2008
9:42 pm

I guess that Rob Humphries design house would still have details of their original design. www.humphreysdesign.com design 18 Peter H ... From: gem146...
Peter Halliwell
peterkayak
Offline Send Email 		Feb 9, 2008
8:09 am

... their original design. ... original > measurements of the Gem 550, in particular mast and sails Hi 146 Humphries were very unhelpful when I called- claimed...
John Button
johnbg8jmb
Offline Send Email 		Feb 9, 2008
8:05 pm

Mainsail 7.50 by 2.50 matches the standard data. The problem of this set of sails is that the area (approx. 11.23 sq.m.) is compliant with the Micro Class...
Philippe De Troy
phildetroy
Offline Send Email 		Feb 9, 2008
9:50 pm

hI pHIL- THANKS FOR YOUR INPUT Sails quoted by sanders were without reference to current rule, probably from the original design data (1979)- don't forget we...
John Button
johnbg8jmb
Offline Send Email 		Feb 9, 2008
11:55 pm

John, The formula for the spinnaker is LeechLength * ( 4* HalfWidth + FootLength ) /6 The limit is 210.9 sq.ft (19.60 sq.m) and usually LeechLength is 6.40 to...
Philippe De Troy
phildetroy
Offline Send Email 		Feb 10, 2008
6:22 am
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