RATING CERTIFICATE
Sail number : GBR 1988t

YACHT DESCRIPTION

Name of Yacht: Cuilaun Photo...
Request date : 22 06 2016
Launch year :1970
Designer : George Mcgruer
Design year : 1969
Builder : george McGruer
Usual place of sailing : Solent UK

Declared dimensions :
Lenght Over All (LH) = 16.63 m
Length on the Water Line (LWL) = 11.53 m
Max width ( Bo ) = 4.00 m
Draft (Tmax) = 2.40 m
Displacement factor (FD) = 20.652


Correction factor calculation

Type of rigging : bermudian ketch = 0.98
Hull: classic 2
C2 = 0 Kref = 0.187
C2a : -0.03
Regatta series : no = 0
Vintage bonus (build): 1970 = 0.03
Vintage bonus (design): 1969 = 0.029
Cumulative vintage bonus: 0.059
Hull material : traditional wood = -0.03
Mast material : wood/aluminium/steel = 0
Boom material : wood/aluminium/steel = 0
Mast or boom penality : 0
Material of mast or boom different from original : no = 0
Material other spar different from original : no = 0
Sails material : type 3 = 0.32
Propeller type : folding or feathering = -0.04
Winches ? : with = 0

Correction factor (C)= 1.259

BERMUDIANS
Max foresail area: 60.59 mē
GenoaJL = 15.75 ; LPG = 7.37

BERMUDIANS
Main total area: 67.23 mē
Mainsail P = 15.08 ; E = 5.18
With Mizzen or Jigger sail P = 10.66 ; E = 3.64

Mizzen staysail :
ALE = 9.37; ALU = 11.45; AMG = 5.12; ASF = 8.58
Area: 50.42 mē

Larger downwindsail area:
SL / ALE = 15.85, SL / ALU = 16.00,
SMG / AMG = 9.05, SF / ASF = 8.32
Area: 118.16 mē

RATING ( Rc ): 12.8413

Time corrected Factor ( Ftc ): 1.0563

The delivery of a JCH certificate does not have to be understood as the elligibility of the boat to classic regattas.
Elligibility to a specific regatta is governed by the elligibility rules the organizers has decided and have displayed in the Notice of Race.

Certification commission :

Conseil JCH

Date of certificate :

23 06 2016

JCH commission member :

Costalas Peter

Certificate number :

2016061703