RATING CERTIFICATE
Sail number : GBR23 8CR

YACHT DESCRIPTION

Name of Yacht: SUNBURST Photo 1 - Photo 2...
Request date : 2021-06-07
Launch year :1967
Designer : David Boyd
Design year : 1967
Builder : Alex Robertson& Sons,Sanbank Scotland
Class name : 8M CR
Usual place of sailing : Falmouth

Declared dimensions :
Lenght Over All (LH) = 13.19 m
Length on the Water Line (LWL) = 8.37 m
Max width (BH) = 3.06 m
Draft (TE) = 1.94 m
Displacement factor (FD) = 9.129

Correction factor calculation

Type of rig : bermudian sloop = 1
Hull: traditional
C2 = -0.086 Kref = 0.16
C2a = 0.144
Performance group : Performance class 2 = 0.05
Vintage bonus (build): 1967 = 0.026
Vintage bonus (design): 1967 = 0.026
Cumulative vintage bonus: 0.052
Hull material : moulded wood = 0.02
Mast material : wood/aluminium/steel = 0
Boom material : wood/aluminium/steel = 0
Mast or boom total penality (D.2.1.3.6) : 0
No mast change = 0
No spar change = 0
Sails material : type 2 = 0
Propeller type : orientable ou repliable = -0.03
Winches ? : with = 0

Correction factor (C)= 1.156
BERMUDIANS
Max foresail area: 44.42 m²
Genoa HLU = 13.40 ; HLP = 6.35

BERMUDIANS
Main total area: 34.14 m²
Mainsail P = 11.85 ; E = 5.01

Larger downwindsail area:
SL / ALE = 13.83, SL / ALU = 13.83,
SHW / AMG = 7.44, SFL / ASF = 7.33
Area: 85.49 m²

Use of big-boy, tall-boy, spinnaker staysails or other special sails in association with the spinnaker = to be declared

RATING ( Rc ): 9.4718

Time corrected Factor ( Ftc ): 0.9306

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 :

2021-06-08

JCH commission member :

Certificate number :

6-081-3348