DSK wrote:
Nav wrote:

... Did you see the dihedral on current IACC winglets? It's up to
about 30 degrees (by eye). That neans when the heel is 30 degrees (a
typical 'powered up' design heel angle)


what? You need a new protractor. I din't see any IACC boats sailing at
heel angles of over 20 steadily, much less 30. And IMHO 12 ~ 15 is much
more common.

Lord, why don't you think about what I write. I said powered up! Next
you will be saying powered up is not where the boat is at max power.

Cheers