RATING CERTIFICATE
(Valid only after approval and registration by the JCH commission)

YACHT DESCRIPTION

Name of Yacht: LADY MAUD Photo 1 - Photo 2...
Request date : 2026-04-29
Launch year :1907
Designer : LUKE
Design year : 1907
Builder : LUKE
Usual place of sailing : HAMBLE

Declared dimensions :
Lenght Over All (LH) = 11.90 m
Length on the Water Line (LWL) = 9.00 m
Max width (BH) = 2.80 m
Draft (TE) = 2.13 m
Displacement factor (FD) = 10.604

Correction factor calculation

Type of rig : gaffer cutter = 0.88
Hull: classic 1
C2 = -0.03 Kref = 0.171
C2a = 0.131
Performance group : Performance class 3 = 0
Vintage bonus (build): 1907 = -0.043
Vintage bonus (design): 1907 = -0.043
Cumulative vintage bonus: -0.086
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 : bipale_axe = -0.05
Winches ? : without = -0.05

Correction factor (C)= 0.775
GAFFERS
Foresail area: 37.04 m²
Staysail HLU = 7.60 ; HLP = 2.60
Jib HLU = 9.60 ; HLP = 3.00
flying jib HLU = 8.00 ; HLP = 2.80

Gennaker : 80 m²
HLU = 16.00 ; HLP = 8.00

GAFFERS
Main total area: 53.19 m²
Gaffer Mainsail
MAE = 11.40, MAH = 6.00,
MAU = 6.20, MAD = 9.60, MAF = 7.90
With Gaff topsail
FE = 6.00, FU = 9.20, FF = 7.00

Larger downwindsail area:
SL / ALE = 18.00, SL / ALU = 18.00,
SHW / AMG = 10.00, SFL / ASF = 8.00
Area: 144 m²

Use of big-boy, tall-boy, spinnaker staysails or other special sails in association with the spinnaker = NO

RATING ( Rc ): 7.5623

Time corrected Factor ( Ftc ): 0.8686

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.

IMPORTANT :
Handicap is calculated according to JCH calculation rules with your own measurements.
You are not allowed to use until it has been validated by a member of the JCH committee.