RATING CERTIFICATE
Sail number : 3195X

YACHT DESCRIPTION

Name of Yacht: LIBERTY JANE Photo 1 - Photo 2...
Request date : 2022-05-03
Launch year :1979
Designer : Raymond Wall
Design year : 1975
Builder : Camper & Nicholson
Class name : Nicholson 31
Usual place of sailing : Cornwall. UK

Declared dimensions :
Lenght Over All (LH) = 9.32 m
Length on the Water Line (LWL) = 7.36 m
Max width (BH) = 3.12 m
Draft (TE) = 1.52 m
Displacement factor (FD) = 6.206

Correction factor calculation

Type of rig : bermudian sloop = 1
Hull: classic 2
C2 = -0.03 Kref = 0.179
C2a : 0.055
Performance group : Performance class 3 = 0
Vintage bonus (build): 1979 = 0.042
Vintage bonus (design): 1975 = 0.037
Cumulative vintage bonus: 0.079
Hull material : other = 0.05
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 : tripale = -0.14
Winches ? : with = 0

Correction factor (C)= 0.999
BERMUDIANS
Max foresail area: 30.12 m²
Genoa HLU = 11.27 ; HLP = 5.12

BERMUDIANS
Main total area: 24.68 m²
Mainsail P = 10.60 ; E = 4.05

Larger downwindsail area:
SL / ALE = 12.90, SL / ALU = 12.90,
SHW / AMG = 6.00, SFL / ASF = 5.00
Area: 62.35 m²

Use of big-boy, tall-boy, spinnaker staysails or other special sails in association with the spinnaker = NON

RATING ( Rc ): 6.1028

Time corrected Factor ( Ftc ): 0.8156

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 :

2022-05-03

JCH commission member :

Costalas Peter

Certificate number :

5-032-3530