RATING CERTIFICATE
Sail number : 166

YACHT DESCRIPTION

Name of Yacht: Seth Gwyn
Request date : 04 07 2018
Launch year :1977
Designer : Knud Reimers
Design year : 1972
Builder : Fiksatra Varv Sweden
Class name : S30
Usual place of sailing : Falmouth

Declared dimensions :
Lenght Over All (LH) = 12.00 m
Length on the Water Line (LWL) = 9.30 m
Max width ( Bo ) = 2.40 m
Draft (Tmax) = 1.50 m
Displacement factor (FD) = 5.526


Correction factor calculation

Type of rigging : bermudian sloop = 1
Hull: classic 2
C2 = 0 Kref = 0.187
C2a : -0.127
Regatta series : no = 0
Vintage bonus (build): 1977 = 0.04
Vintage bonus (design): 1972 = 0.033
Cumulative vintage bonus: 0.073
Hull material : other = 0.05
Mast material : wood/aluminium/steel = 0
Boom material : wood/aluminium/steel = 0
Mast or boom penality : 0
Material of mast or boom different from original : no = 0
Material other spar different from original : no = 0
Sails material : type 2 = 0
Propeller type : folding or feathering = -0.04
Winches ? : with = 0

Correction factor (C)= 0.956

BERMUDIANS
Max foresail area: 22.97 mē
GenoaJL = 10.00 ; LPG = 4.40

BERMUDIANS
Main total area: 21.57 mē
Mainsail P = 11.00 ; E = 3.41

Larger downwindsail area:
SL / ALE = 11.00, SL / ALU = 11.00,
SMG / AMG = 7.60, SF / ASF = 7.00
Area: 68.57 mē

RATING ( Rc ): 7.1749

Time corrected Factor ( Ftc ): 0.8665

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 :

04 07 2018

JCH commission member :

Costalas Peter

Certificate number :

2018072325