RATING CERTIFICATE
Sail number : 2374

YACHT DESCRIPTION

Name of Yacht: SPEEDWELL Photo 1 - Photo 2...
Request date : 2026-01-19
Launch year :1968
Designer : C.R. (Kim) Holman
Design year : 1963
Builder : NICHOLSON & MARSHALL
Class name : NORTHNEY 34
Usual place of sailing : PLYMOUTH

Declared dimensions :
Lenght Over All (LH) = 10.23 m
Length on the Water Line (LWL) = 7.27 m
Max width (BH) = 2.76 m
Draft (TE) = 1.67 m
Displacement factor (FD) = 5.382

Correction factor calculation

Type of rig : bermudian sloop = 1
Hull: classic 2
C2 = -0.03 Kref = 0.179
C2a = 0.101
Performance group : Performance class 3 = 0
Vintage bonus (build): 1968 = 0.028
Vintage bonus (design): 1963 = 0.021
Cumulative vintage bonus: 0.049
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 : 2025 = 0.02
Year of spar change : 2025 = 0.01
Sails material : type 2 = 0
Propeller type : orientable ou repliable = -0.01
Winches ? : with = 0

Correction factor (C)= 1.203
BERMUDIANS
Max foresail area: 31.85 m²
Genoa HLU = 11.60 ; HLP = 5.26

BERMUDIANS
Main total area: 21.19 m²
Mainsail P = 10.53 ; E = 3.50

Larger downwindsail area:
SL / ALE = 12.40, SL / ALU = 12.40,
SHW / AMG = 7.08, SFL / ASF = 7.00
Area: 72.99 m²

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

RATING ( Rc ): 8.0974

Time corrected Factor ( Ftc ): 0.8867

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 :

2026-03-15

JCH commission member :

Costalas Peter

Certificate number :

3-156-4431