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See all on WikipediaInternational Offshore Rule - Wikipedia
The International Offshore Rule (IOR) was a measurement rule for racing sailboats. The IOR evolved from the Cruising Club of America (CCA) rule for racer/cruisers and the Royal Ocean Racing Club (RORC) rule. See more
The IOR was superseded (in the early 1990s) by the International Measurement System (IMS) and CHS (since renamed IRC). While some IOR yachts race at club level under IRC in … See more
Today, modern "maxis" are simply limited to 30m (98'), encouraging improvements in boat design, and exciting sailing, and not simply rule modification, as still plagues the America's Cup competition.
The introduction of VPPs, or Velocity Prediction Programs See moreWikipedia text under CC-BY-SA license Understanding the IOR Rating System & Formula - NO …
IOR. We are all too familiar with the wide bulky hull shaped like a tea kettle. But what does IOR really mean? Here´s a short but hopefully clear explanation. History of the IOR-Rating System.
list of seaworthy performance cruisers-IOR | SailNet Community
Dec 1, 2009 · By the very nature of the IOR rule, IOR boats counted on huge overlapping headsails to gain performance in anything below a half gail and counted on a large inventory …
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Steel sailboat designs Mar 14, 2011 IORs for offshore sailing Nov 13, 2008 more on old IOR boats Nov 29, 2004 Reinell Sailboat Sep 20, 2004 Boats We Sail Part 2: The 1970s
The adoption in the late 1960s of the International Offshore Rule (IOR) spelled the end of the Cruising Club of America (CCA) rating rule and with it the true dual-purpose offshore boat. …
IOR sailboats as ocean cruisers - Boat Design Net
Aug 3, 2010 · Most people who have continued to sail IOR boats of the first three eras have added length to the booms over the years, as much as 20%. This makes the boats much …
Can I make an IOR boat fast? | Boat Design Net Apr 15, 2018 Improving IOR Stability? Mar 6, 2013 Seeking some IOR history May 15, 2012 lead sailboat keels Feb 11, 2011 The International Offshore Rule - Part 1: Measuring …
Jul 31, 2013 · This is the first in a series of articles designed to provide a brief overview of the workings of the International Offshore Rule (IOR). The rule is of course no longer in use, having disappeared from the offshore racing scene in …
IOR-Design Cruisers - Cruisers & Sailing Forums
Jan 2, 2010 · Since the IOR Rule was a (handicapping) system for measuring racing boats, IOR boats are, by definition, not optimized as “cruising” boats. A lot of IOR boats were slow, …
IOR boats for sale - YachtWorld
Find IOR boats for sale in your area & across the world on YachtWorld. Offering the best selection of IOR boats to choose from.
RB Sailing: The end of the IOR - Blogger
Would a boat designed to an updated version of IOR as suggested back in 1988 at the ITC meetings evolved into something equivalent to today’s high performance designs as typified by …
IOR landfills? - Sailing Anarchy Forums
Dec 14, 2020 · A number of old IOR yachts made from good materials exist on the market, usually to reasonable prices. However, the yachts may need renovation. For example, a yacht …
