RATING CERTIFICATE
Sail number : GBR 4556L

YACHT DESCRIPTION

Name of Yacht: Ciris
Request date : 24 06 2017
Launch year :1906
Designer : Albert Luke
Design year : 1905
Builder : Luke Bros.
Class name : Berm Yawl
Usual place of sailing : Dartmouth

Declared dimensions :
Lenght Over All (LOA) = 11.50 m
Length on the Water Line ( LWL ) = 8.50 m
Max width ( Bo ) = 2.60 m
Draft (Tmax) = 1.80 m
Displacement factor (FD) = 5.501


Correction factor calculation

Type of rigging : bermudian yawl = 0.98
Hull: traditional
C2 = -0.05 Kref = 0.17
C2a : 0.064
Regatta series : no = 0
Vintage bonus (build): 1906 = -0.044
Vintage bonus (design): 1905 = -0.045
Cumulative vintage bonus: -0.089
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 : 3 fix blades = -0.11
Winches ? : with = 0

Correction factor (C)= 0.765

BERMUDIANS
Max foresail area: 46.79 mē
Jib or staysailJL = 15.50 ; LPG = 3.30
YankeeJL = 14.80 ; LPG = 2.60

BERMUDIANS
Main total area: 41.88 mē
Mainsail P = 12.30 ; E = 4.80
With Mizzen or Jigger sail P = 6.00 ; E = 2.30

No downwindsail

RATING ( Rc ): 6.4335

Time corrected Factor ( Ftc ): 0.85

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 :

24 06 2017

JCH commission member :

Certificate number :

2017061981