n
O
IRc yeaRBOOK 2010
tes Ocean safety IRc 2010
f nOtes fOR Race ORganIseRs
OR
1. Preamble expected, it is recommended that racing should be held under Part C, IRC

R
At the simplest level, all a Race Committee need say in its Sailing Instruc- with advertising permitted.
ace
tions is: “The IRC Rules 2010, Parts A, B, and C (or D) shall apply”. At Additionally, if it is likely that any “Class” boats will be competing, note
the end of the race they then calculate each boat’s corrected time (CT) should be taken of the advertising status of those Classes in deciding the
to the nearest second by multiplying her elapsed time (ET) by her TCC appropriate IRC Rules. If for instance one or more Classes have decided
(CT=ET*TCC) and publish a set of results with the lowest corrected time to permit advertising, then to run racing under IRC Part D might debar
OR
winning. In many circumstances, this will suffice. There are however those boats from competing.
other related issues which a race organiser might wish to consider and to The Rating Office are happy on request to advise Organising Authori-
include as appropriate. ties in more detail.
gan The following lists some of these and gives suitable wording that might
2.3 Rating changes
be used. In many places, the detail will need tailoring to suit the specific
It is generally undesirable to allow boats to change rating shortly before or
circumstances. Race Committees are of course free to do this. The Rating
during a regatta or short series of races. Allowing this to happen offers a
I
Office is happy to provide advice and detail if required. The Rating Office
se
competitor the opportunity to refine his rating by for instance the inclusion/
is also able to provide copy certificates and regularly updated computer
omission of sails depending on anticipated weather conditions. Addition-
listings of all boats’ certificate details.
R
ally, and from a logistical and administrative point of view, it is desirable
Further relevant information can also be found on our website at
s
for ratings to have been submitted prior to the start of the event. Suitable
www.ircrating.org. Additionally, an IRC Race Management booklet is
wording might be:
available from the Rating Office.
Notice of Race:
x.0 ‘‘Boats shall submit a copy of their IRC certificate not later than
2. notice of Race
......... No alteration in a boat’s TCC will be permitted after this date,
Before getting to the race course, various issues within IRC rules need
except as a result of a rating protest, or to correct Rating Office errors.’
consideration and possible incorporation within the Notice of Race for an
event. IRC Rule 11, Changes to Class Rules, draws attention to many 2.4 RRs 52 Manual Power
of these. Others however are outside IRC Rules directly. Note that any IRC Rule 15.1 deletes entirely RRS 52, Manual Power. All boats are thus
changes to IRC Rules must be included in the Notice of Race for an event, permitted to use stored power for the adjustment and operation of sails
not just the Sailing Instructions. and movable appendages. The logic behind deleting RRS 52 is to recog-
nise the increasing number of boats throughout the size range fitted with
2.1 certificate Validity – ‘certificate year’
powered sail handling and other equipment. Additionally, deletion of RRS
With an increasing number of boats travelling the world to compete in
52 permits boats to use autopilots, recognising the steadily increasing
major races, it becomes increasingly important for race organisers to a)
trend towards short handed racing.
specify which IRC year the event is to be held under and b) check certifi-
This IRC Rule may however be modified by a Notice of Race. Orga-
cate validity.
nising Authorities are thus permitted to re-impose RRS 52, either in its
The specific issue is that the ‘certificate year’ is different from the North-
entirety or in a limited manner to suit the particular circumstances of their
ern to the Southern Hemispheres for the first 5 months of each year. For
race. Noting the variety of restrictions that might be included it is not pos-
Australia, New Zealand, South Africa and most Asian countries, the start
sible to frame a specific clause for a Notice of Race. The Rating Office are
of the IRC new year is delayed until June to better match the sailing sea-
happy to give detail advice if requested.
sons in those countries. Thus, a ‘south’ boat coming north in the early part
of the year will need to revalidate her certificate earlier than if she was 2.5 crew Limits
staying at home. Her certificate remains valid in her home country, but 2.1.1 crew number/Weight
if she has travelled to a Northern Hemisphere country, it will not be valid As prescribed by Rule 22.4.1, except for boats rated with short handed cer-
there. Similarly, a ‘north’ boat racing in a south country in the first 5 moths tificates, as strict One-Designs or in races requiring Endorsed certificates,
of a year, will need to produce a certificate for the correct year. The Rating IRC imposes no crew number or weight limitations. Race Committees may
Authority will advise and assist as necessary. of course remove even these restrictions. A suitable clause would be:
Organisers should therefore explicitly specify which year’s IRC Rules Notice of Race:
apply; simply requiring a ‘valid IRC certificate’ is insufficient. Secondly, x.0 IRC Rule[s] 22.4.2 [and/or 22.4.3] shall not apply.
organisers of international events should check boats’ certificate year and
Alternatively, Race Committees may wish to apply additional limitations.
advise boats as appropriate.
It is recommended that when any crew number or weight limitations are
2.2 advertising in force, race management authorities should publish a list of crew limits.
Since 2001, IRC has included two separate but very nearly identical sec- There are many options, a few of which follow:
tions. Part C is IRC with advertising permitted. Part D is IRC with adver- Option 1 Notice of Race:
tising not permitted. It is up to Organising Authorities to specify in their x.0 IRC Rule 22.4.1 is modified by the addition of the following:
Notices of Race which shall apply. As a change from 2009 if neither is EITHER: x.1 Maximum Crew Number.
explicitly specified, then the preamble to IRC notes that Part C shall apply. The maximum number of crew that may sail aboard a boat
ie, the default is now that advertising is permitted. Parts A and B, the com- shall be the Crew Number [plus/minus x] printed on her
mon Parts of the IRC Rule, will always apply. Thus for example, for IRC certificate.
racing with advertising: OR: x.1 Maximum Crew Weight
The maximum total weight of crew in kilograms that may
The IRC Rules 2010 Parts A, B, and C shall apply
sail aboard a boat shall not exceed the product of the Crew
and without advertising:
Number printed on her certificate multiplied by 80 (or other
The IRC Rules 2010 Parts A, B, and D shall apply
suitable value).
Organising Authorities are advised to consider carefully before invok- AND: x.2 In the case of a boat rated as a One-Design, and when her
ing Part D, IRC without advertising. It is recommended that racing under IRC crew limitation exceeds her One-Design Class crew limi-
IRC Part D is generally restricted to locally based racing at which com- tation, a boat shall comply with her One-Design Class rules.
petitors are largely all members of the same club or affiliation of clubs. [x.3] [There shall be no restriction on crew changes.] [The
If visiting competitors from further afield than the immediate locality are following crew change restrictions shall apply:]
54
Notes to Race Orgs.indd 54 26/11/09 16:52:32
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