RATING CERTIFICATE
Sail number : 37

YACHT DESCRIPTION

Name of Yacht: Lady Jane Photo...
Request date : 16 08 2018
Launch year :1997
Designer : Sibiril
Design year : 1935
Builder : Billie Marine
Class name : Billie Jane
Usual place of sailing : baie de Douarnenez

Declared dimensions :
Lenght Over All (LH) = 5.25 m
Length on the Water Line (LWL) = 5.08 m
Max width ( Bo ) = 1.94 m
Draft (Tmax) = 0.98 m
Displacement factor (FD) = 0.856


Correction factor calculation

Type of rigging : gaffer cutter = 0.98
Hull: classic 1
C2 = -0.02 Kref = 0.185
C2a : 0.016
Regatta series : no = 0
Vintage bonus (build): 1997 = 0.068
Vintage bonus (design): 1935 = -0.015
Cumulative vintage bonus: 0.053
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 ? : without = -0.05

Correction factor (C)= 0.869

GAFFERS
Foresail area: 13.32 mē
StaysailJL = 4.05 ; LPG = 2.20
JibJL = 6.15 ; LPG = 2.70

GAFFERS
Main total area: 18.21 mē
Gaffer Mainsail
A = 6.05, B = 3.40,
C = 4.10, D = 6.00, E = 4.10
With Gaff topsail
F = 3.37, G = 2.60, H = 4.65

No downwindsail

RATING ( Rc ): 4.698

Time corrected Factor ( Ftc ): 0.7592

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 :

17 08 2018

JCH commission member :

Olivier Beau

Certificate number :

2018082414