RATING CERTIFICATE
Sail number : 78

YACHT DESCRIPTION

Name of Yacht: Roch Lout 78 Photo 1 - Photo 2...
Request date : 2020-08-13
Launch year :2012
Designer : R.Dongay
Design year : 1997
Class name : Cornish Crabber 22
Usual place of sailing : Saint Briac sur Mer

Declared dimensions :
Lenght Over All (LH) = 6.70 m
Length on the Water Line (LWL) = 6.29 m
Max width (BH) = 2.52 m
TE Centerboard down = 1.50 m
TE centerboard up = 0.72 m
Displacement factor (FD) = 1.958


Correction factor calculation

Type of rigging : gaffer cutter = 0.98
Hull: ballasted centerboarder
C2 = -0.2 Kref = 0.211
C2a : 0.055
Performance group : Performance class 4 = -0.05
Vintage bonus (build): 2012 = 0.09
Vintage bonus (design): 1997 = 0.068
Cumulative vintage bonus: 0.158
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 = -0.14
Winches ? : with = 0

Correction factor (C)= 0.832

GAFFERS
Foresail area: 11.23 m
StaysailHLU = 5.05 ; HLP = 2.41
JibHLU = 4.89 ; HLP = 1.91

GAFFERS
Main total area: 17.97 m
Gaffer Mainsail
MAE = 8.03, MAH = 3.71,
MAU = 4.56, MAD = 5.59, MAF = 3.90

No downwindsail

RATING ( Rc ): 3.9003

Time corrected Factor ( Ftc ): 0.7219

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 :

2020-08-14

JCH commission member :

Olivier Beau

Certificate number :

8-140-3207