RATING CERTIFICATE
Sail number : V4

YACHT DESCRIPTION

Name of Yacht: MARY Photo 1 - Photo 2...
Request date : 2026-06-04
Launch year :1923
Designer : Westmacott
Design year : 1922
Builder : Woodnutts
Class name : Falmouth Sunbeam
Usual place of sailing : Falmouth Cornwall

Declared dimensions :
Lenght Over All (LH) = 8.05 m
Length on the Water Line (LWL) = 5.33 m
Max width (BH) = 1.83 m
Draft (TE) = 1.14 m
Displacement factor (FD) = 1.646

Correction factor calculation

Type of rig : bermudian sloop = 1
Hull: traditional
C2 = -0.086 Kref = 0.16
C2a = 0.108
Performance group : Performance class 1 = 0.19
Vintage bonus (build): 1923 = -0.027
Vintage bonus (design): 1922 = -0.028
Cumulative vintage bonus: -0.055
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 1 = -0.15
Propeller type : sans = 0
Winches ? : with = 0

Correction factor (C)= 0.947
BERMUDIANS
Max foresail area: 8.89 m²
Jib or staysail HLU = 7.10 ; HLP = 2.40

BERMUDIANS
Main total area: 16.38 m²
Mainsail P = 8.90 ; E = 3.20

No downwindsail

RATING ( Rc ): 4.4974

Time corrected Factor ( Ftc ): 0.7494

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 :

2026-06-09

JCH commission member :

Costalas Peter

Certificate number :

6-096-4524