Melrna: that would be great, but how would you input the polars? It's not like you could easily type them into a little box on the web page. As it is, the calculators don't take wind into account at all. But it sounds like an interesting challenge nonetheless.
s/v Laelia - 1978 Pearson 365 ketch
s/v Essorant - 1972 Catalina 27