RATING CERTIFICATE
Sail number : GBR3863L

YACHT DESCRIPTION

Name of Yacht: Becky
Request date : 04 06 2015
Launch year :1977
Designer : Van De Stadt
Design year : 1965
Builder : Tyler
Class name : Seacracker
Usual place of sailing : Solent

Declared dimensions :
Lenght Over All (LOA) = 9.98 m
Length on the Water Line ( LWL ) = 7.48 m
Max width ( Bo ) = 2.89 m
Draft (Tmax) = 1.43 m
Displacement factor (FD) = 4.138


Correction factor calculation

Type of rigging : bermudian sloop = 1
Hull: modern
C2 = 0.15 Kref = 0.21
C2a : -0.109
Regatta series : no = 0
Vintage bonus (build): 1977 = 0.04
Vintage bonus (design): 1965 = 0.024
Cumulative vintage bonus: 0.064
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 : folding or feathering = -0.03
Winches ? : with = 0

Correction factor (C)= 1.125

BERMUDIANS
Max foresail area: 31.03 mē
GenoaJL = 10.75 ; LPG = 5.53

BERMUDIANS
Main total area: 21.05 mē
Mainsail P = 9.76 ; E = 3.75

Larger downwindsail area:
SL / ALE = 9.93, SL / ALU = 9.22,
SMG / AMG = 6.50, SF / ASF = 7.05
Area: 52.74 mē

RATING ( Rc ): 7.3939

Time corrected Factor ( Ftc ): 0.8786

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 :

04 06 2015

JCH commission member :

Olivier Beau

Certificate number :

2015061427