RATING CERTIFICATE
Sail number : 801

YACHT DESCRIPTION

Name of Yacht: rummer
Request date : 25 07 2014
Launch year :1958
Designer : Kim holman
Builder : whisttocks
Class name : holman rummer
Usual place of sailing : south west england

Declared dimensions :
Lenght Over All (LH) = 10.70 m
Length on the Water Line (LWL) = 7.47 m
Max width ( Bo ) = 2.90 m
Draft (Tmax) = 1.45 m
Displacement factor (FD) = 5.202


Correction factor calculation

Type of rigging : bermudian yawl = 0.98
Hull: classic 2
C2 = 0 Kref = 0.187
C2a : -0.065
Regatta series : no = 0
Vintage bonus (build): 1958 = 0.014
Vintage bonus (estimated): 1957 = 0.013
Cumulative vintage bonus: 0.027
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 : 2 fix blades = -0.1
Winches ? : with = 0

Correction factor (C)= 0.812

BERMUDIANS
Max foresail area: 24.9 mē
GenoaJL = 10.60 ; LPG = 4.50

BERMUDIANS
Main total area: 29.7 mē
Mainsail P = 10.83 ; E = 3.90
With Mizzen or Jigger sail P = 5.17 ; E = 1.82

No downwindsail

RATING ( Rc ): 5.0874

Time corrected Factor ( Ftc ): 0.7777

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 :

25 07 2014

JCH commission member :

Olivier Beau

Certificate number :

2014071208