IRC YEARBOOK 2010
IRC Regional Championships 2010
Estimated numbers to modern cruiser/racer does not suffer
end of 2009
from the huge financial depreciation of
IRC National Championship Scottish
the historic one-offs.
Organised by Royal Ocean Organised by Mudhook YC
GBR 1850
The permissive nature of the IRC
Racing Club Where? Largs Yacht Haven
France 940
Rule has contributed very
Where? Cowes When? 12-13 June 2010
Italy 820
substantially to all this. Yes, of course
When? 25-27 June 2010 www.mudhook.co.uk
Australia 520
USA 500
there have been hiccups along the
www.rorc.org
Ireland 450
way – the early IRC treatment of
South Western
Turkey 350
canting keels, for instance, was far
East Coast Organised by Royal Cornwall YC
Japan 225
from right. But by being responsive, by
Organised by Royal Burnham YC Where? Falmouth
Netherlands 190
addressing issues as they arose, by
Where? River Crouch When? 9-12 August 2010
Spain 170
Hong Kong 120
being prepared on occasion to make
When? 29-31 May 2010 www.royalcornwallyachtclub.org
Greece 105
unpopular changes, we believe we
www.rbyc.org.uk
New Zealand 100
Belgium 87
have promoted the development of the
South Africa 75 modern yacht. So, we are very firmly of IRC definitions. In practice, therefore, include hoisting of headsails and
Germany 50
the view that the overriding permissive there is no real change. spinnakers within the use of stored
Malta 65
nature of IRC should and must This project has included not just power, as well as a definition of keel
Gulf States 75
Thailand 60
continue into the future. the actual integration, but also how the fairings to address the trend towards
Portugal 60
The major change to IRC Rules for revised Rule should be presented to exotic and expensive keel structures.
Other SE Asia 50 2010 is, as forecast last year, the full maximise the gains inherent in The common practice of permitting
Canada 50
integration of the Equipment Rules of adopting ERS while minimising the boats to remove bunk cushions for
Singapore 45
Sailing. The primary benefits of this lie potential for confusion among owners winter series has now also been
Bulgaria 42
Uruguay 50
in the potentially significant and sailors. The solution we have formally permitted. Apart from the
Finland 35 improvements in the consistency and arrived at is an electronic presentation above, the changes for 2010 are
Argentina 35
accuracy of measurement generally, using a ‘portfolio’ of PDF documents. largely administrative or affect only
Sweden 40
and also in the standard of measurer minority groups within the IRC fleet.
Romania 26
Israel 25
training. With the ever-increasing The Rule online For 2010, there are again no major
Switzerland 20
demands on measurers, these The primary document is, of course, changes to the calculation of TCC
Iceland 15 benefits are of significant value to IRC. the IRC Rule text. Linked to that is the which affect the majority of the fleet.
Other UNCL 117
In drafting the proposed changes, ERS Rule text. Embedded within the There are detail changes in a number
Croatia 19
the IRC Technical Committee has IRC definitions are hyperlinks to the of areas, resulting from review of
Norway 10
World & Other 165
consciously attempted not to make relevant ERS definitions. We have elements of the calculation and also
consequential unintended changes of extended that principle into the main developments in the design and
TOTAL 7556
significance to IRC Rules. However, body of the IRC Rule text such that handling of boats, sails and rigs.
there are inevitably a number of detail references to IRC Rule definitions are
changes to IRC Rules and a few minor then hyperlinked to the IRC Mike Urwin, RORC Rating Office
nomenclature changes to note. Beam Definitions. All this is available, either Technical Director
has been renamed Hull Beam to to use online or as a single
differentiate it from Boat Beam, Length downloadable document from
The RORC Rating Office
Overall, LOA, has been renamed Hull www.ircrating.org. We recommend
newsletter ‘Poolside’ is published
Length, LH, which is actually the everybody look at and use this.
every four-six weeks and contains
dimension we want, and Empty Other technical rule changes for
both general and technical news,
Weight has been renamed Boat 2010 are not great. Of most
and advice on IRC Rules. You can
Weight. The ERS definitions of Hull significance, in response to an
subscribe via the homepage at
Beam, Hull Length and Boat Weight undesirable trend, is the change to
www.rorcrating.com
are entirely consistent with the current Rule 15 to separate backstays and to
CHANgES TO IRC RULES fOR 2010
IRC Rules for 2010 look significantly different for the reason that ■ Rule 4.4 has changed to reflect the for other running rigging and also to
they now incorporate the whole of the ISAF Equipment Rules of addition of a third member of the IRC include the hoisting of headsails and
Sailing. In parallel, a number of housekeeping changes have Policy Steering Group appointed by the spinnakers.
been made, including a general re-numbering. For quick International IRC Owners’ Association.
reference, a table of new and old rule numbers is shown at the
■ New Rule 19.2 defines keel fairings.
beginning of the Rule text on page 39.
■ Rule 8.2.1, addressing short-handed
In the Rule text itself changes related only to the above are
certificates, has been modified to permit
■ Rule 21.3.4 is amended to require
not marked. Other changes are marked by a left marginal
changes to mainsail widths and the
a whisker pole to be declared and to
sidebar. Changes of significance are noted below:
use of stored power on a short-handed
clarify the meaning of this rule.
certificate.
■ Rule 21.8.1 (b) is amended for
■ IRC Rules now incorporate the whole of ERS. In practice, the
immediate effect of this is very slight. In a few cases, parameter
■ In addition to the statement in Rule
boats of LH > 30.5 m and with DLR > 60
names (eg Length Overall, LOA, is now Length of Hull, LH) have
11.1 about changes to IRC Rules, there
removing the minimum qualifying LP.
changed to be consistent with ERS without any substantive
is now an explicit statement in each rule
that may be changed by an Organising
■ New Rule 22.1.2 formalises the
effect. In the Rule text, a term used in its defined sense is printed
Authority.
common practice of removing the
in “bold” type if defined in the ERS, in “italic” type if defined in the
bunk cushions.
RRS and in “underscore” type if defined in IRC Rules. Any
■ Rule 15.2, addressing manual power,
abbreviation given in Appendix 1 is used in its defined term
has been amended to separate the There are a number of other detail
unless specified otherwise.
use of stored power for backstays and changes of an administrative nature.
6
IRC2010 Opener.indd 6 27/11/09 09:49:49
Page 1  |  Page 2  |  Page 3  |  Page 4  |  Page 5  |  Page 6  |  Page 7  |  Page 8  |  Page 9  |  Page 10  |  Page 11  |  Page 12  |  Page 13  |  Page 14  |  Page 15  |  Page 16  |  Page 17  |  Page 18  |  Page 19  |  Page 20  |  Page 21  |  Page 22  |  Page 23  |  Page 24  |  Page 25  |  Page 26  |  Page 27  |  Page 28  |  Page 29  |  Page 30  |  Page 31  |  Page 32  |  Page 33  |  Page 34  |  Page 35  |  Page 36  |  Page 37  |  Page 38  |  Page 39  |  Page 40  |  Page 41  |  Page 42  |  Page 43  |  Page 44  |  Page 45  |  Page 46  |  Page 47  |  Page 48  |  Page 49  |  Page 50  |  Page 51  |  Page 52  |  Page 53  |  Page 54  |  Page 55  |  Page 56  |  Page 57  |  Page 58  |  Page 59  |  Page 60  |  Page 61  |  Page 62  |  Page 63  |  Page 64  |  Page 65  |  Page 66  |  Page 67  |  Page 68