RATING CERTIFICATE
(Valid only after approval and registration by the JCH commission)
Sail number : FRA 349

YACHT DESCRIPTION

Name of Yacht: UNDER CONTROL Photo...
Request date : 15 06 2018
Launch year :1976
Designer : Silvant
Design year : 1961
Builder : BACHMANN
Class name : DC 20 Mk 3
Usual place of sailing : Bretagne Nord

Declared dimensions :
Lenght Over All (LH) = 6.70 m
Length on the Water Line (LWL) = 6.00 m
Max width ( Bo ) = 2.25 m
Draft (Tmax) = 1.20 m
Displacement factor (FD) = 1.452


Correction factor calculation

Type of rigging : bermudian sloop = 1
Hull: ballasted centerboarder
C2 = 0 Kref = 0.215
C2a : -0.072
Regatta series : no = 0
Vintage bonus (build): 1976 = 0.038
Vintage bonus (design): 1961 = 0.018
Cumulative vintage bonus: 0.056
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 : no propeller = 0
Winches ? : with = 0

Correction factor (C)= 1.034

BERMUDIANS
Max foresail area: 7.74 mē
GenoaJL = 5.20 ; LPG = 2.85

BERMUDIANS
Main total area: 12.47 mē
Mainsail P = 7.40 ; E = 2.93

Gennaker : 16.95 mē
JL = 7.43 ; LPG = 3.65

No downwindsail

RATING ( Rc ): 4.7534

Time corrected Factor ( Ftc ): 0.7619

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.

IMPORTANT :
Handicap is calculated according to JCH calculation rules with your own measurements.
You are not allowed to use until it has been validated by a member of the JCH committee.