RATING CERTIFICATE
Sail number : S&S 273

YACHT DESCRIPTION

Name of Yacht: KHAYYAM
Request date : 17 11 2017
Launch year :1939
Designer : Olin STEPHENS
Builder : De Vries
Usual place of sailing : Partout

Declared dimensions :
Lenght Over All (LH) = 18.32 m
Length on the Water Line (LWL) = 13.59 m
Max width ( Bo ) = 3.90 m
Draft (Tmax) = 2.80 m
Displacement factor (FD) = 27.23


Correction factor calculation

Type of rigging : bermudian sloop = 1
Hull: classic 2
C2 = 0 Kref = 0.187
C2a : -0.018
Regatta series : no = 0
Vintage bonus (build): 1939 = -0.011
Vintage bonus (estimated): 1938 = -0.012
Cumulative vintage bonus: -0.023
Hull material : traditional wood = -0.03
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 : 3 fix blades = -0.16
Winches ? : with = 0

Correction factor (C)= 0.769

BERMUDIANS
Max foresail area: 94.67 mē
GenoaJL = 17.78 ; LPG = 10.20

BERMUDIANS
Main total area: 95.18 mē
Mainsail P = 20.31 ; E = 8.15

Larger downwindsail area:
SL / ALE = 20.53, SL / ALU = 20.63,
SMG / AMG = 10.25, SF / ASF = 9.54
Area: 173.35 mē

RATING ( Rc ): 9.7373

Time corrected Factor ( Ftc ): 0.9592

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 :

17 11 2017

JCH commission member :

Olivier Beau

Certificate number :

2017112115