RATING CERTIFICATE
Sail number : NED 8814

YACHT DESCRIPTION

Name of Yacht: DULLE GRIET Photo 1 - Photo 2...
Request date : 2019-05-11
Launch year :1975
Designer : Louis van de Wiele
Design year : 1970
Builder : Chantier Lebrun - Henique . Torigni-sur-Vire
Usual place of sailing : NW Europe

Declared dimensions :
Lenght Over All (LH) = 12.00 m
Length on the Water Line (LWL) = 10.30 m
Max width (BH) = 3.60 m
Draft (TE) = 1.97 m
Displacement factor (FD) = 13.392

Correction factor calculation

Type of rig : bermudian ketch = 0.98
Hull: classic 1
C2 = -0.03 Kref = 0.171
C2a = 0.041
Performance group : Performance class 4 = -0.05
Vintage bonus (build): 1975 = 0.037
Vintage bonus (design): 1970 = 0.03
Cumulative vintage bonus: 0.067
Hull material : steel = 0.03
Mast material : wood/aluminium/steel = 0
Boom material : wood/aluminium/steel = 0
Mast or boom total penality (D.2.1.3.6) : 0
Year of mast change : 2011 = 0.015
No spar change = 0
Sails material : type 2 = 0
Propeller type : tripale = -0.14
Winches ? : with = 0

Correction factor (C)= 0.903
BERMUDIANS
Max foresail area: 61.89 m²
Jib or staysail HLU = 10.90 ; HLP = 2.65
Yankee HLU = 15.25 ; HLP = 5.88

BERMUDIANS
Main total area: 53.85 m²
Mainsail P = 14.00 ; E = 4.65
Mizzen or Jigger sail P = 9.15 ; E = 3.12

Mizzen staysail :
ALE = 9.48; ALU = 8.98; AMG = 3.22; SF = 5.87
Area: 28.84 m²

Larger downwindsail area:
SL / ALE = 15.42, SL / ALU = 16.40,
SHW / AMG = 8.40, SFL / ASF = 8.71
Area: 112.19 m²

Use of big-boy, tall-boy, spinnaker staysails or other special sails in association with the spinnaker = to be declared

RATING ( Rc ): 8.1668

Time corrected Factor ( Ftc ): 0.889

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 :

2019-05-11

JCH commission member :

Costalas Peter

Certificate number :

5-119-2774