RATING CERTIFICATE
Sail number : IRL18960

YACHT DESCRIPTION

Name of Yacht: CRUACHAN Photo 1 - Photo 2...
Request date : 2022-06-29
Launch year :1896
Designer : Munroe Brothers
Design year : 1896
Builder : Munroe Brothers
Class name : Lock Fyne Skiff
Usual place of sailing : Cork

Declared dimensions :
Lenght Over All (LH) = 8.60 m
Length on the Water Line (LWL) = 7.70 m
Max width (BH) = 2.70 m
Draft (TE) = 1.55 m
Displacement factor (FD) = 5.027

Correction factor calculation

Type of rig : gaffer cutter = 0.98
Hull: traditional
C2 = -0.086 Kref = 0.16
C2a : 0.083
Performance group : Performance class 3 = 0
Vintage bonus (build): 1896 = -0.054
Vintage bonus (design): 1896 = -0.054
Cumulative vintage bonus: -0.108
Hull material : traditional wood = -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
No mast change = 0
No spar change = 0
Sails material : type 2 = 0
Propeller type : tripale = -0.14
Winches ? : with = 0

Correction factor (C)= 0.727
GAFFERS
Foresail area: 20.54 m²
Staysail HLU = 5.67 ; HLP = 2.75
Jib HLU = 7.52 ; HLP = 3.16

GAFFERS
Main total area: 22.04 m²
Gaffer Mainsail
MAE = 8.90, MAH = 3.77,
MAU = 4.95, MAD = 6.60, MAF = 4.37

No downwindsail

RATING ( Rc ): 3.7807

Time corrected Factor ( Ftc ): 0.7161

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 :

2022-06-29

JCH commission member :

Costalas Peter

Certificate number :

6-292-3642