RATING CERTIFICATE
Sail number : cYc 53

YACHT DESCRIPTION

Name of Yacht: Sirius
Request date : 06 08 2013
Launch year :1935
Designer : J.D.Thistlethwaite
Design year : 1932
Builder : J.hayes & Sons
Class name : None
Usual place of sailing : Thailand

Declared dimensions :
Lenght Over All (LH) = 16.30 m
Length on the Water Line (LWL) = 13.80 m
Max width ( Bo ) = 4.15 m
Draft (Tmax) = 2.30 m
Displacement factor (FD) = 23.82


Correction factor calculation

Type of rigging : topsail schooner = 0.85
Hull: classic 1
C2 = -0.02 Kref = 0.185
C2a : -0.089
Regatta series : no = 0
Vintage bonus (build): 1935 = -0.015
Vintage bonus (design): 1932 = -0.018
Cumulative vintage bonus: -0.033
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 : yes = 0.02
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)= 0.538

BERMUDIANS
Max foresail area: 65.95 mē
Jib or staysailJL = 10.80 ; LPG = 2.70
YankeeJL = 13.65 ; LPG = 7.12

BERMUDIANS
Main total area: 42.12 mē
Mainsail P = 13.20 ; E = 5.55

Mizzen staysail :
ALE = 11.47; ALU = 13.35; AMG = 1.72; ASF = 3.45
Area: 21.37 mē

Fisherman:
A = 12.75; B = 3.60; C = 0.00; D = 13.80; E = 13.80
Area: 22.64 mē
Larger downwindsail area:
SL / ALE = 11.70, SL / ALU = 11.70,
SMG / AMG = 4.50, SF / ASF = 9.00
Area: 52.65 mē

RATING ( Rc ): 4.8089

Time corrected Factor ( Ftc ): 0.7646

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 :

06 08 2013

JCH commission member :

Olivier Beau

Certificate number :

2013081018