RATING CERTIFICATE
Sail number : 16

YACHT DESCRIPTION

Name of Yacht: GWENN AR VAG
Request date : 09 08 2018
Launch year :1997
Designer : ROGER DONGRAY
Design year : 1972
Builder : Cornish Crabber
Class name : Cornish Crabber 22
Usual place of sailing : SAINT-MALO

Declared dimensions :
Lenght Over All (LH) = 6.70 m
Length on the Water Line (LWL) = 6.29 m
Max width ( Bo ) = 2.52 m
Draft (Tmax) = 1.50 m
Displacement factor (FD) = 1.903


Correction factor calculation

Type of rigging : gaffer cutter = 0.98
Hull: modern
C2 = 0.1 Kref = 0.21
C2a : 0.067
Regatta series : no = 0
Vintage bonus (build): 1997 = 0.068
Vintage bonus (design): 1972 = 0.033
Cumulative vintage bonus: 0.101
Hull material : other = 0.05
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)= 1.138

GAFFERS
Foresail area: 15.62 mē
StaysailJL = 5.50 ; LPG = 2.50
JibJL = 7.70 ; LPG = 2.10

GAFFERS
Main total area: 19.71 mē
Gaffer Mainsail
A = 9.00, B = 4.00,
C = 5.00, D = 6.00, E = 4.10

No downwindsail

RATING ( Rc ): 5.8852

Time corrected Factor ( Ftc ): 0.8135

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 :

09 08 2018

JCH commission member :

Olivier Beau

Certificate number :

2018082397