Dennis, ORR EZ is much more sophosticated, using VPP predicitons and ratings for different courses and wind conditions. It should be more fair.
<http://www.avg.com/email-signature?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail> Virus-free. www.avg.com <http://www.avg.com/email-signature?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail> <#DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2> On Mon, Jun 10, 2019 at 2:33 PM Randy Stafford via CnC-List < [email protected]> wrote: > Hi Dennis, > > No experience with ORR-EZ yet, but it looks like another good option by > which to score mixed fleet races (i.e. not one-design fleet races). > > Last year Colorado Sail & Yacht Club experimented with National Handicap > for Cruisers (see https://www.rya.org.uk/racing/pages/nhc.aspx). We > still used PHRF as the official scoring system, but also scored the same > races by NHC to see the outcome of applying a different scoring system to > the same race results. We could do the same with ORR-EZ. > > The proponents of this idea were looking for a scoring system that is more > “fair” than PHRF. I liken NHC to golf handicapping: your handicap changes > with every scorecard you turn in, conceptually. So it dynamically reflects > variability in weather conditions and crew performance, which a static PHRF > rating doesn’t. ORR-EZ appears to have some similar elements (observed > performance factor, configurablity per race course, etc.) which in my > opinion are valuable. > > With a 30 MK I my results in my fleet are generally dependent on wind > strength. The stronger the wind, the better I place, all other things > being equal. In light air boats with less displacement beat me. It’s > almost as if boats should have different ratings for different wind speed > ranges. > > On a related note, my RSA is re-rating all boats in its region this year, > and Grenadine’s PHRF rating is likely to come out 12 seconds lower. But at > least one of my competitor’s ratings will stay the same - which exacerbates > the above problem, unless we have a really windy season. I think I’ll > start a separate thread on 30 MK I PHRF ratings, because I see 18 seconds > variability across RSAs. > > Cheers, > Randy > > > On Jun 10, 2019, at 10:53 AM, Dennis C. via CnC-List < > [email protected]> wrote: > > > > My handicapping authority, Gulf Yachting Association, like other > authorities, is toying with ORR-EZ. They're scoring some regattas and/or > classes under both systems. > > > > I haven't explored the cost/effort of getting a ORR-EZ certificate yet. > What's folks experience with ORR-EZ so far? > > > > Dennis C. > > Touche' 35-1 #83 > > Mandeville, LA > > _______________________________________________ > > > > Thanks everyone for supporting this list with your contributions. Each > and every one is greatly appreciated. If you want to support the list - > use PayPal to send contribution -- https://www.paypal.me/stumurray > > > > > _______________________________________________ > > Thanks everyone for supporting this list with your contributions. Each > and every one is greatly appreciated. If you want to support the list - > use PayPal to send contribution -- https://www.paypal.me/stumurray > > -- Joel 301 541 8551
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