RATING CERTIFICATE

YACHT DESCRIPTION

Name of Yacht: Sylphide Photo 1 - Photo 2...
Request date : 2019-03-29
Launch year :1968
Designer : Mme Humblot
Builder : Richard
Class name : TM 12
Usual place of sailing : La Rochelle

Declared dimensions :
Lenght Over All (LH) = 12.10 m
Length on the Water Line (LWL) = 9.50 m
Max width (BH) = 3.25 m
Draft (TE) = 1.70 m
Displacement factor (FD) = 11.334


Correction factor calculation

Type of rigging : bermudian ketch = 0.98
Hull: traditional
C2 = -0.086 Kref = 0.16
C2a : 0.038
Performance group : Cruiser = -0.14
Vintage bonus (build): 1968 = 0.028
Vintage bonus (estimated): 1967 = 0.026
Cumulative vintage bonus: 0.054
Hull material : traditional wood = -0.03
Mast material : wood/aluminium/steel = 0
Boom material : wood/aluminium/steel = 0
Mast or boom penality : 0
No mast change = 0
No spar change = 0
Sails material : type 2 = 0
Propeller type : tripale = -0.2
Winches ? : with = 0

Correction factor (C)= 0.616

BERMUDIANS
Max foresail area: 39.87 m
Genoa HLU = 11.40 ; HLP = 6.70

BERMUDIANS
Main total area: 35.18 m
Mainsail P = 11.30 ; E = 3.60
Mizzen or Jigger sail P = 8.20 ; E = 2.50

No downwindsail

RATING ( Rc ): 4.3103

Time corrected Factor ( Ftc ): 0.749

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 :

2019-04-03

JCH commission member :

Perrin Patrick

Certificate number :

4-039-2605