RATING CERTIFICATE
Sail number : 36

YACHT DESCRIPTION

Name of Yacht: ALCINA Photo 1 - Photo 2...
Request date : 2020-11-20
Launch year :1997
Designer : R. Dongay
Design year : 1993
Builder : Cornish Crabbers
Class name : Cornish Crabber 24 MK3
Usual place of sailing : ST MALO

Declared dimensions :
Lenght Over All (LH) = 7.46 m
Length on the Water Line (LWL) = 6.32 m
Max width (BH) = 2.59 m
Draft (TE) = 1.07 m
Displacement factor (FD) = 2.976

Correction factor calculation

Type of rig : gaffer cutter = 0.88
Hull: classic 1
C2 = -0.03 Kref = 0.171
C2a = -0.003
Performance group : Performance class 4 = -0.05
Vintage bonus (build): 1997 = 0.068
Vintage bonus (design): 1993 = 0.062
Cumulative vintage bonus: 0.13
Hull material : other = 0.05
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)= 0.93
GAFFERS
Foresail area: 15.95 m²
Staysail HLU = 5.55 ; HLP = 2.48
Jib HLU = 7.27 ; HLP = 2.31

GAFFERS
Main total area: 18.06 m²
Gaffer Mainsail
MAE = 7.36, MAH = 3.06,
MAU = 4.55, MAD = 5.81, MAF = 4.26
With Gaff topsail
FE = 1.63, FU = 4.56, FF = 4.24

No downwindsail

RATING ( Rc ): 4.5447

Time corrected Factor ( Ftc ): 0.7516

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 :

2020-11-20

JCH commission member :

Olivier Beau

Certificate number :

1-200-3243