[Public-List] Incline test on an Alberg 30?

Janet Kirk isobar at verizon.net
Tue May 18 12:57:29 PDT 2010


Thanks, Mike, I knew you'd be able to clear it up.

At 08:59 AM 5/18/2010, you wrote:
>...
>The roll period / GM relationship is quite fuzzy. Now we are considering
>dynamics, and the addition of all those sallyers can really change the
>roll period.  It's nice to know the natural roll period independent of
>GM. I think a better test would be to heel her by a line from the
>masthead, let go and measure roll vs time.

I think we can handle 2 sallyers on an Alberg, but I like your idea of 
shaking her by the mast. That's how my marina got Isobar off the mud when 
the mooring buoy anchor chain broke. Somehow I neglected to time that roll 
then, though...Bob


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