IOMICA Forum

All these boats appeared to have their max hull depth forward of the keel, looking like a fish.

Two comments: The shape of yachts designed to the IOR rule were significantly influenced by the IOR rule itself. The mode of exploitation varied over the years, but in the seventies deep forefoots (and ...

You don't need to know the rules to file a protest (but it may help). :wink:

You only have to describe the situation. It's the jurys job to decide which (if any) rule has been broken.


You asked before whether a boat on starboard ever would have to give way to a boat on port: Rule 18 applies ...

The current rule was designed to discourage boats from approaching marks on port. Under the old (pre 1996?) rules Red could establish an inside overlap by tacking to leeward of Green and claim room.

The fact remains that Red has to tack in order to round the mark. In my opinion that makes 18.1.b ...

Rule 18.1 b) says rule 18 does not apply between boats on opposite tacks on a beat to windward. Rule 10 applies.

If Red tacks, rule 13 applies while she is tacking. After the tack rule 18.3 applies.

Rule 10 and 13 requires Red to keep clear. Rule 18.3 requires not to cause Green to luff above ...