RATING CERTIFICATE
Sail number : Z 27

YACHT DESCRIPTION

Name of Yacht: ZANTE Photo 1 - Photo 2...
Request date : 2020-07-27
Launch year :1939
Designer : Harrison Butler
Design year : 1925
Builder : Alfred Lockhart
Class name : Z4 CLASS
Usual place of sailing : Baie de St MALO

Declared dimensions :
Lenght Over All (LH) = 6.63 m
Length on the Water Line (LWL) = 5.76 m
Max width (BH) = 2.18 m
Draft (TE) = 1.21 m
Displacement factor (FD) = 2.299


Correction factor calculation

Type of rigging : bermudian sloop = 1
Hull: classic 1
C2 = -0.03 Kref = 0.171
C2a : 0.078
Performance group : Performance class 3 = 0
Vintage bonus (build): 1939 = -0.011
Vintage bonus (design): 1925 = -0.025
Cumulative vintage bonus: -0.036
Hull material : traditional wood = -0.03
Mast material : wood/aluminium/steel = 0
Boom material : wood/aluminium/steel = 0
Mast or boom penality : 0
Year of mast change : 1939 = 0.003
Year of spar change : 1939 = 0.001
Sails material : type 2 = 0
Propeller type : bipale_desaxe = -0.08
Winches ? : with = 0

Correction factor (C)= 0.905

BERMUDIANS
Max foresail area: 18.58 mē
(forewind battens penalty included)
Jib or staysail HLU = 6.76 ; HLP = 1.81
Yankee HLU = 8.97 ; HLP = 2.40

BERMUDIANS
Main total area: 17.82 mē
Mainsail P = 8.40 ; E = 3.69

Gennaker : 26.9 mē
HLU = 9.48 ; HLP = 4.54

Larger downwindsail area:
SL / ALE = 9.18, SL / ALU = 9.18,
SHW / AMG = 4.72, SFL / SF = 4.06
Area: 35.1 mē

RATING ( Rc ): 4.7135

Time corrected Factor ( Ftc ): 0.759

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 :

2020-07-29

JCH commission member :

Olivier Beau

Certificate number :

7-290-3188