RATING CERTIFICATE
Sail number : C

YACHT DESCRIPTION

Name of Yacht: JAP Photo 1 - Photo 2...
Request date : 2022-07-10
Launch year :1897
Designer : William Fife Jr
Design year : 1895
Builder : Carrigadoe Gridiron Works
Class name : Cork Harbour One Design
Usual place of sailing : Cork

Declared dimensions :
Lenght Over All (LH) = 9.00 m
Length on the Water Line (LWL) = 7.24 m
Max width (BH) = 2.27 m
Draft (TE) = 1.40 m
Displacement factor (FD) = 3.621

Correction factor calculation

Type of rig : gaffer cutter = 0.98
Hull: classic 1
C2 = -0.03 Kref = 0.171
C2a : 0.045
Performance group : Performance class 1 = 0.448
Vintage bonus (build): 1897 = -0.053
Vintage bonus (design): 1895 = -0.055
Cumulative vintage bonus: -0.108
Hull material : traditional wood = -0.03
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 : sans = 0.03
Winches ? : without = -0.05

Correction factor (C)= 1.219
GAFFERS
Foresail area: 20.48 m²
Staysail HLU = 6.30 ; HLP = 2.58
Jib HLU = 8.15 ; HLP = 2.82

GAFFERS
Main total area: 37.32 m²
Gaffer Mainsail
MAE = 10.35, MAH = 3.95,
MAU = 5.30, MAD = 8.96, MAF = 7.50

No downwindsail

RATING ( Rc ): 8.2037

Time corrected Factor ( Ftc ): 0.8902

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 :

2022-07-11

JCH commission member :

Costalas Peter

Certificate number :

7-112-3676