RATING CERTIFICATE
Sail number : Wn4

YACHT DESCRIPTION

Name of Yacht: ARTAIUS Photo 1 - Photo 2...
Request date : 2020-05-11
Launch year :1999
Designer : Nigel IRENS
Design year : 1995
Builder : Covey Island
Class name : Westernman
Usual place of sailing : Saint Malo

Declared dimensions :
Lenght Over All (LH) = 12.34 m
Length on the Water Line (LWL) = 11.27 m
Max width (BH) = 3.84 m
Draft (TE) = 1.98 m
Displacement factor (FD) = 15.963

Correction factor calculation

Type of rig : gaffer cutter = 0.88
Hull: traditional
C2 = -0.086 Kref = 0.16
C2a = 0.031
Performance group : Performance class 4 = -0.05
Vintage bonus (build): 1999 = 0.07
Vintage bonus (design): 1995 = 0.065
Cumulative vintage bonus: 0.135
Hull material : moulded wood = 0.02
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)= 0.888
GAFFERS
Foresail area: 58.28 m²
Staysail HLU = 9.22 ; HLP = 4.44
Jib HLU = 12.32 ; HLP = 3.10
flying jib HLU = 12.18 ; HLP = 2.67

GAFFERS
Main total area: 52.06 m²
Gaffer Mainsail
MAE = 11.48, MAH = 5.70,
MAU = 7.12, MAD = 9.47, MAF = 7.12
With Gaff topsail
FE = 5.45, FU = 4.36, FF = 7.29

No downwindsail

RATING ( Rc ): 7.6654

Time corrected Factor ( Ftc ): 0.8721

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 :

2020-05-11

JCH commission member :

Olivier Beau

Certificate number :

5-110-3157