RATING CERTIFICATE
Sail number : ESP-4700

YACHT DESCRIPTION

Name of Yacht: Chisco Photo...
Request date : 21 04 2017
Launch year :1973
Designer : A.P.Gurney
Design year : 1971
Builder : Lagos
Class name : Prototype
Usual place of sailing : Portosi­n, Galicia (Spain)

Declared dimensions :
Lenght Over All (LOA) = 8.73 m
Length on the Water Line ( LWL ) = 6.86 m
Max width ( Bo ) = 2.90 m
Draft (Tmax) = 1.42 m
Displacement factor (FD) = 3.546


Correction factor calculation

Type of rigging : bermudian sloop = 1
Hull: modern
C2 = 0.15 Kref = 0.21
C2a : -0.056
Regatta series : no = 0
Vintage bonus (build): 1973 = 0.034
Vintage bonus (design): 1971 = 0.031
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 : 2 fix blades = -0.09
Winches ? : with = 0

Correction factor (C)= 1.069

BERMUDIANS
Max foresail area: 31 m˛
GenoaJL = 11.10 ; LPG = 5.35

BERMUDIANS
Main total area: 16.48 m˛
Mainsail P = 9.62 ; E = 2.98

Larger downwindsail area:
SL / ALE = 11.12, SL / ALU = 11.12,
SMG / AMG = 6.59, SF / ASF = 6.59
Area: 61.07 m˛

RATING ( Rc ): 6.5453

Time corrected Factor ( Ftc ): 0.8535

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 :

21 04 2017

JCH commission member :

Luis Tourón-Figueroa

Certificate number :

2017041879