RATING CERTIFICATE

YACHT DESCRIPTION

Name of Yacht: ETHELREDE Photo...
Request date : 21 05 2017
Launch year :1975
Designer : PHILIPPE HARLE
Design year : 1968
Builder : AUBIN
Class name : COGNAC
Usual place of sailing : MANCHE OUEST

Declared dimensions :
Lenght Over All (LH) = 7.35 m
Length on the Water Line (LWL) = 5.90 m
Max width ( Bo ) = 2.72 m
Draft (Tmax) = 1.40 m
Displacement factor (FD) = 2.676


Correction factor calculation

Type of rigging : bermudian sloop = 1
Hull: modern
C2 = 0.1 Kref = 0.21
C2a : 0.018
Regatta series : no = 0
Vintage bonus (build): 1975 = 0.037
Vintage bonus (design): 1968 = 0.028
Cumulative vintage bonus: 0.065
Hull material : plywood = 0
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)= 1.183

BERMUDIANS
Max foresail area: 21.47 mē
GenoaJL = 8.64 ; LPG = 4.76

BERMUDIANS
Main total area: 12.13 mē
Mainsail P = 7.40 ; E = 2.85

Larger downwindsail area:
SL / ALE = 9.70, SL / ALU = 8.76,
SMG / AMG = 5.13, SF / ASF = 6.04
Area: 40.86 mē

RATING ( Rc ): 5.797

Time corrected Factor ( Ftc ): 0.8096

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 :

30 05 2017

JCH commission member :

Olivier Beau

Certificate number :

2017051927