RATING CERTIFICATE
Sail number : GBR4339L

YACHT DESCRIPTION

Name of Yacht: Calypso
Request date : 07 01 2018
Launch year :2005
Designer : Capitaine Merle
Design year : 1927
Builder : Lattitude 46
Class name : Tofinou 7
Usual place of sailing : Dartmouth, UK

Declared dimensions :
Lenght Over All (LOA) = 7.02 m
Length on the Water Line ( LWL ) = 5.25 m
Max width ( Bo ) = 2.22 m
Draft (Tmax) = 1.10 m
Displacement factor (FD) = 1.565


Correction factor calculation

Type of rigging : bermudian sloop = 1
Hull: ballasted centerboarder
C2 = 0.12 Kref = 0.215
C2a : -0.074
Regatta series : yes = 0.3
Vintage bonus (build): 2005 = 0.079
Vintage bonus (design): 1927 = -0.023
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 : folding or feathering = -0.03
Winches ? : without = -0.05

Correction factor (C)= 1.372

BERMUDIANS
Max foresail area: 8.15 mē
Jib or staysailJL = 6.56 ; LPG = 2.38

BERMUDIANS
Main total area: 16.76 mē
Mainsail P = 8.45 ; E = 3.45

Larger downwindsail area:
SL / ALE = 7.00, SL / ALU = 7.00,
SMG / AMG = 4.20, SF / ASF = 4.20
Area: 24.5 mē

RATING ( Rc ): 6.2259

Time corrected Factor ( Ftc ): 0.8436

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 :

16 01 2018

JCH commission member :

Costalas Peter

Certificate number :

2018012128