RATING CERTIFICATE
Sail number : FRA 44565

YACHT DESCRIPTION

Name of Yacht: Le Potonnec Photo...
Request date : 03 07 2017
Launch year :1974
Designer : Michel Dufour
Builder : Dufour
Class name : Arpège
Usual place of sailing : Capbreton

Declared dimensions :
Lenght Over All (LH) = 9.25 m
Length on the Water Line (LWL) = 6.70 m
Max width ( Bo ) = 3.00 m
Draft (Tmax) = 1.65 m
Displacement factor (FD) = 4.181


Correction factor calculation

Type of rigging : bermudian sloop = 1
Hull: modern
C2 = 0.1 Kref = 0.21
C2a : 0.011
Regatta series : no = 0
Vintage bonus (build): 1974 = 0.036
Vintage bonus (estimated): 1973 = 0.034
Cumulative vintage bonus: 0.07
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 : 2 fix blades = -0.1
Winches ? : with = 0

Correction factor (C)= 1.131

BERMUDIANS
Max foresail area: 32.72 m²
GenoaJL = 11.50 ; LPG = 5.45

BERMUDIANS
Main total area: 17.3 m²
Mainsail P = 9.55 ; E = 3.15

Larger downwindsail area:
SL / ALE = 11.35, SL / ALU = 11.35,
SMG / AMG = 6.54, SF / ASF = 6.54
Area: 61.86 m²

RATING ( Rc ): 6.9584

Time corrected Factor ( Ftc ): 0.8579

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 :

03 07 2017

JCH commission member :

Olivier Beau

Certificate number :

2017072002