RATING CERTIFICATE
Sail number : By

YACHT DESCRIPTION

Name of Yacht: CORNUBIA Photo 1 - Photo 2...
Request date : 2022-07-02
Launch year :1911
Design year : 1911
Builder : J Slade & Son
Class name : Pilot Cutter
Usual place of sailing : Falmouth

Declared dimensions :
Lenght Over All (LH) = 15.75 m
Length on the Water Line (LWL) = 12.20 m
Max width (BH) = 4.15 m
Draft (TE) = 2.40 m
Displacement factor (FD) = 24.675

Correction factor calculation

Type of rig : gaffer cutter = 0.98
Hull: traditional
C2 = -0.086 Kref = 0.16
C2a : 0.073
Performance group : Performance class 3 = 0
Vintage bonus (build): 1911 = -0.039
Vintage bonus (design): 1911 = -0.039
Cumulative vintage bonus: -0.078
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 : bipale_desaxe = -0.08
Winches ? : with = 0

Correction factor (C)= 0.796
GAFFERS
Foresail area: 39.97 m²
Staysail HLU = 9.50 ; HLP = 4.90
Jib HLU = 11.55 ; HLP = 2.60

GAFFERS
Main total area: 75.19 m²
Gaffer Mainsail
MAE = 12.80, MAH = 7.30,
MAU = 6.90, MAD = 12.90, MAF = 9.13
With Gaff topsail
FE = 5.60, FU = 9.10, FF = 7.30

No downwindsail

RATING ( Rc ): 7.4974

Time corrected Factor ( Ftc ): 0.8663

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 :

2022-07-02

JCH commission member :

Costalas Peter

Certificate number :

7-022-3649