RATING CERTIFICATE
Sail number : 130

YACHT DESCRIPTION

Name of Yacht: PERLE NOIRE Photo 1 - Photo 2...
Request date : 2019-05-21
Launch year :1979
Designer : R. Dongay
Design year : 1974
Builder : Cornish Crabber
Class name : Cornish Crabber 24 MK1/2
Usual place of sailing : Saint Briac sur mer

Declared dimensions :
Lenght Over All (LH) = 7.31 m
Length on the Water Line (LWL) = 6.17 m
Max width (BH) = 2.44 m
Draft (TE) = 1.42 m
TEDB (Centerboarder) = 0.74 m
Displacement factor (FD) = 2.61


Correction factor calculation

Type of rigging : gaffer cutter = 0.98
Hull: ballasted centerboarder
C2 = -0.2 Kref = 0.211
C2a : 0.038
Performance group : (4)Cruiser = -0.14
Vintage bonus (build): 1979 = 0.042
Vintage bonus (design): 1974 = 0.036
Cumulative vintage bonus: 0.078
Hull material : other = 0.05
Mast material : wood/aluminium/steel = 0
Boom material : wood/aluminium/steel = 0
Mast or boom penality : 0
No mast change = 0
No spar change = 0
Sails material : type 2 = 0
Propeller type : tripale = -0.2
Winches ? : with = 0

Correction factor (C)= 0.606

GAFFERS
Foresail area: 20.14 mē
StaysailHLU = 5.23 ; HLP = 2.96
JibHLU = 7.65 ; HLP = 3.02

GAFFERS
Main total area: 18.22 mē
Gaffer Mainsail
MAE = 6.00, MAH = 3.85,
MAU = 3.73, MAD = 6.97, MAF = 4.23
With Gaff topsail
FE = 3.35, FU = 2.77, FF = 4.35

No downwindsail

RATING ( Rc ): 3.2541

Time corrected Factor ( Ftc ): 0.6975

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 :

2019-05-22

JCH commission member :

Perrin Patrick

Certificate number :

5-229-2794