Thanks Arjan -

I will enjoy using your spreadsheet.

It will also show, within each design where all the differences ought to be quite small, which skippers have the best average speed regardless of course sailed.

There are 24 P2's, 8 D2's, 5 TipTops, 4 Naciras, 2 Zeros, 2 Gintos, 1 Mistral, & 1 P1.