RATING CERTIFICATE
Sail number : 7

YACHT DESCRIPTION

Name of Yacht: Dorothy Photo...
Request date : 26 07 2010
Launch year :1894
Designer : Linton Hope
Builder : Thames Yachtbuilding Co
Usual place of sailing : South Coast , England

Declared dimensions :
Lenght Over All (LH) = 10.10 m
Length on the Water Line (LWL) = 6.84 m
Max width ( Bo ) = 2.22 m
Draft (Tmax) = 1.11 m
Displacement factor (FD) = 2.844


Correction factor calculation

Type of rigging : sloop gaffer = 0.98
Hull: classic 2
C2 = 0 Kref = 0.187
C2a : -0.152
Regatta series : no = 0
Vintage bonus (build): 1894 = -0.056
Vintage bonus (estimated): 1893 = -0.057
Cumulative vintage bonus: -0.113
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 : no propeller = 0
Winches ? : with = 0

Correction factor (C)= 0.685

GAFFERS
Foresail area: 19.79 m˛
JibJL = 7.90 ; LPG = 4.80

GAFFERS
Main total area: 41.75 m˛
Gaffer Mainsail
A = 10.45, B = 5.50,
C = 5.45, D = 10.00, E = 6.17
With Gaff topsail
F = 5.80, G = 2.50, H = 5.50

No downwindsail

RATING ( Rc ): 5.4448

Time corrected Factor ( Ftc ): 0.794

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 :

27 02 2015

JCH commission member :

le comité de jauge

Certificate number :

201502340