RATING CERTIFICATE
Sail number : FRA 4038

YACHT DESCRIPTION

Name of Yacht: Guiriden II Photo...
Request date : 19 07 2017
Launch year :1963
Designer : E CORNU
Design year : 1960
Builder : Smewing David
Class name : KOALA 1.50
Usual place of sailing : ST VAAST LA HOUGUE

Declared dimensions :
Lenght Over All (LH) = 9.97 m
Length on the Water Line (LWL) = 7.69 m
Max width ( Bo ) = 2.91 m
Draft (Tmax) = 1.50 m
Displacement factor (FD) = 5.203


Correction factor calculation

Type of rigging : bermudian sloop = 1
Hull: classic 2
C2 = 0 Kref = 0.187
C2a : -0.038
Regatta series : no = 0
Vintage bonus (build): 1963 = 0.021
Vintage bonus (design): 1960 = 0.017
Cumulative vintage bonus: 0.038
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 2 = 0
Propeller type : 3 fix blades = -0.16
Winches ? : with = 0

Correction factor (C)= 0.81

BERMUDIANS
Max foresail area: 34.67 mē
GenoaJL = 10.80 ; LPG = 6.15

BERMUDIANS
Main total area: 22.07 mē
Mainsail P = 10.10 ; E = 3.80

Larger downwindsail area:
SL / ALE = 11.35, SL / ALU = 11.35,
SMG / AMG = 6.75, SF / ASF = 6.61
Area: 63.58 mē

RATING ( Rc ): 5.4509

Time corrected Factor ( Ftc ): 0.7943

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 :

19 07 2017

JCH commission member :

Olivier Beau

Certificate number :

2017072021