How do the IRSA 65 Class rules differ from the RG65 class rules?

Question Details

The major differences are:

In the IRSA 65 Class rules

  • The class rules are written in the WS SCR format using terms defined in the ERS.
  • The sail measurement system is specified
  • Ballast materials denser than lead are prohibited
  • A draught limit is introduced
  • Sail marks rules are rationalised with those in Appendix E of the RRS
  • The rules for racing are specified as the RRS
  • Changing the fin/ballast unit after each day’s racing is prohibited
  • Measurement and certification of boats is by independent official measurers