RATING CERTIFICATE
Sail number : W18

YACHT DESCRIPTION

Name of Yacht: Black Adder Photo...
Request date : 25 04 2018
Launch year :1927
Designer : H G May
Builder : Berthon
Class name : West Solent
Usual place of sailing : Atlantique

Declared dimensions :
Lenght Over All (LH) = 10.56 m
Length on the Water Line (LWL) = 7.77 m
Max width ( Bo ) = 2.26 m
Draft (Tmax) = 1.59 m
Displacement factor (FD) = 3.48


Correction factor calculation

Type of rigging : bermudian sloop = 1
Hull: classic 2
C2 = 0 Kref = 0.187
C2a : -0.024
Regatta series : yes = 0.3
Vintage bonus (build): 1927 = -0.023
Vintage bonus (estimated): 1926 = -0.024
Cumulative vintage bonus: -0.047
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 : 2 fix blades = -0.1
Winches ? : with = 0

Correction factor (C)= 1.099

BERMUDIANS
Max foresail area: 23.09 mē
GenoaJL = 8.49 ; LPG = 5.21

BERMUDIANS
Main total area: 32.57 mē
Mainsail P = 11.80 ; E = 4.80

No downwindsail

RATING ( Rc ): 8.0448

Time corrected Factor ( Ftc ): 0.8996

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 :

29 04 2018

JCH commission member :

Olivier Beau

Certificate number :

2018042178