Reply To: Dufour 455GL Sailing Performance..

November 12, 2022 at 5:55 pm #409443
Andrew Sansome

    Richard
    Are you taking the speed from the log or GPS (or a bit of both!)? Our log, even when clean under-reads by about 20%.
    Not withstanding the polars being optimistic, a used, in mast main will not be helping.