RATING CERTIFICATE
Sail number : GBR2948

YACHT DESCRIPTION

Name of Yacht: NIKI Photo 1 - Photo 2...
Request date : 2021-03-04
Launch year :1970
Designer : S&S
Design year : 1970
Builder : Aquafibre
Class name : S&S30
Usual place of sailing : UK South Coast

Declared dimensions :
Lenght Over All (LH) = 9.17 m
Length on the Water Line (LWL) = 7.01 m
Max width (BH) = 2.74 m
Draft (TE) = 1.52 m
Displacement factor (FD) = 3.378

Correction factor calculation

Type of rig : bermudian sloop = 1
Hull:
C2 = Kref =
C2a = 0.434
Performance group : Performance class 3 = 0
Vintage bonus (build): 1970 = 0.03
Vintage bonus (design): 1970 = 0.03
Cumulative vintage bonus: 0.06
Hull material : other = 0.05
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 : 2010 = 0.015
No spar change = 0
Sails material : type 2 = 0
Propeller type : orientable ou repliable = -0.03
Winches ? : with = 0

Correction factor (C)= 1.571
BERMUDIANS
Max foresail area: 28.56 m²
Genoa HLU = 10.50 ; HLP = 5.21

BERMUDIANS
Main total area: 15.7 m²
Mainsail P = 9.35 ; E = 2.92

Larger downwindsail area:
SL / ALE = 10.60, SL / ALU = 10.60,
SHW / AMG = 6.56, SFL / ASF = 6.44
Area: 57.73 m²

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

RATING ( Rc ): 10.2785

Time corrected Factor ( Ftc ): 0.9549

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 :

2021-03-04

JCH commission member :

Costalas Peter

Certificate number :

3-041-3267