RATING CERTIFICATE
Sail number : K649

YACHT DESCRIPTION

Name of Yacht: sonata Photo 1 - Photo 2...
Request date : 2019-04-28
Launch year :1950
Designer : william fife 111
Design year : 1935
Builder : woodnuts
Usual place of sailing : Plymouth

Declared dimensions :
Lenght Over All (LH) = 15.96 m
Length on the Water Line (LWL) = 10.36 m
Max width (BH) = 3.30 m
Draft (TE) = 2.30 m
Displacement factor (FD) = 15.618


Correction factor calculation

Type of rigging : bermudian sloop = 1
Hull: classic 2
C2 = -0.03 Kref = 0.179
C2a : 0.086
Performance group : Cruiser Racer = 0
Vintage bonus (build): 1950 = 0
Vintage bonus (design): 1935 = -0.015
Cumulative vintage bonus: -0.015
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 : 1989 = 0.013
Year of spar change : 1989 = 0.006
Sails material : type 2 = 0
Propeller type : orientable ou repliable = -0.03
Winches ? : with = 0

Correction factor (C)= 1

BERMUDIANS
Max foresail area: 63.34 mē
Genoa HLU = 14.55 ; HLP = 8.34

BERMUDIANS
Main total area: 73.04 mē
Mainsail P = 17.52 ; E = 7.25

Larger downwindsail area:
SL / ALE = 14.74, SL / ALU = 14.74,
SHW / AMG = 9.81, SFL / SF = 9.66
Area: 120.13 mē

RATING ( Rc ): 10.9686

Time corrected Factor ( Ftc ): 0.9829

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 :

2019-04-30

JCH commission member :

Costalas Peter

Certificate number :

4-309-2707