MultihullClub Certificate2026
Nelda RayUSA 009
ORC Multihull
Rating Office
www.orc.org/multihull
mh@orc.org
Rated boat velocities in knots
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles43.8°43.8°41.1°40.3°39.0°40.6°39.0°39.2°40.0°
Beat VMG2.703.934.874.955.085.505.665.635.47
52°4.456.097.267.587.258.348.618.628.39
60°4.836.537.728.107.799.209.779.959.71
75°4.926.978.518.879.4511.3712.9013.7514.03
90°5.307.128.6410.4711.1512.1316.2818.2119.48
110°4.836.648.099.6712.2814.1614.0719.1021.32
120°4.936.507.899.9211.0314.4116.1316.4520.66
135°4.325.967.318.7010.4912.9514.4119.2021.05
150°3.495.016.337.398.7610.7212.6916.2919.74
Run VMG3.024.345.486.407.589.2810.9914.1117.09
Gybe Angles142.4°142.4°146.2°148.0°140.2°136.4°140.5°145.8°143.1°
MHR:450.4CertNo:MC106
BOAT
ClassF33RXDesignerFarrier_IanBuilderFarrier Marine BrisbaneAge date01/2004Series date05/2003Offset fileF33X.offData fileMC106-F33RX-Nelda Ray
HULL
Length Overall33.000 ftMaximum Beam23.753 ftDraft5.860 ftDisplacement5,376 lbsDLR2.3800Dynamic Allowance0.330%Age Allowance0.487%RSA0.000%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Weight1,000 lbs(declared)Crew Arm Extension
SAIL AREAS (ft²)
MeasuredRatedMainsail513.89564.99Headsail Luffed209.48209.48Headsail Flying504.18SymmetricAsymmetric1132.57
COMMENTS
6931FN
The owner and any other person in charge is responsible that boat is complying with her certificate in accordance with RRS 78.1 and ORC Rule 304.
MultihullClub Certificate2026
Nelda RayUSA 009
ORC Multihull
Rating Office
www.orc.org/multihull
mh@orc.org
Time Allowances in secs/NM
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG1332.1915.4738.9727.1708.2654.1635.6639.6658.6
52°809.0591.6496.0475.2496.6431.7418.0417.5429.2
60°745.8551.4466.2444.6462.1391.3368.5361.8370.6
75°732.2516.3423.0405.8380.9316.6279.1261.7256.6
90°678.7505.8416.7343.9322.8296.8221.1197.7184.8
110°744.7541.9444.8372.2293.1254.2255.9188.5168.9
120°729.9553.6456.3363.1326.2249.8223.1218.9174.3
135°833.2604.3492.2414.0343.3278.1249.8187.5171.0
150°1031.0718.6568.8487.1411.2335.9283.6221.0182.4
Run VMG1190.5829.7656.8562.5474.8387.9327.5255.2210.6
Selected Courses
Windward / Leeward1262.3872.6697.9644.8591.5521.0481.5447.4434.6
All purpose938.0665.3539.8488.7449.7391.2358.1329.2318.4
Single Number Scoring Options
Course Time On
Distance
Time On
Time
Windward / Leeward594.51.0092
All purpose450.41.3321
MultihullClub Certificate2026
Nelda RayUSA 009
ORC Multihull
Rating Office
www.orc.org/multihull
mh@orc.org
Data in feet/pounds (Imperial)
HULL AND APPENDAGES (Lightship Trim)
ClassF33RXMeasurementHINFAR000091405
LOA33.000Max. Beam23.753Draft5.860Displacement5,376Dspl lightship4,376Wetted area149.07
Superstructure frontal area29.96Superstructure lateral area130.23Default crew weight720Declared crew weight1,000
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Single headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders1Jumper strutsNoRotating mastYesMast rakeMast cant angle
P44.869IG35.761ISP46.522MDT10.371MDL10.831MDT20.371MDL20.831TLMW0.831GO0.831
E15.090J11.355JZ3.619BAS1.949FSDSFJ0.502SPLWPLTPS19.700BD
ForetrianglesIdITPTPZComment035.76111.3553.619main forestay046.52219.7003.619ISP/TPS142.79218.0553.937Code 1
FLOTATION
Flotation Date03/11/2024
BALLAST
TANKS
INVENTORY
IdDescriptionWeight MsrmentWeight SailingLCGVCGGAIdDescriptionWeight MsrmentWeight SailingLCGVCGGA1Tohatsu 20   
MultihullClub Certificate2026
Nelda RayUSA 009
ORC Multihull
Rating Office
www.orc.org/multihull
mh@orc.org
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment1M6.798.179.5411.9113.42513.8901/01/2015TOMA 2024 Certificate MQW estimated
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment2C0.052.635.2110.3616.5022.6346.26No31504.1801/01/2022TOMA 2024 Certificate HQW HTW HUW estimated2J0.051.252.504.998.6612.3437.13NoNo0209.4801/01/2015TOMA 2024 Certificate HQW HTW HUW estimated
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioFTAreaMeas.DateComment3A54.6147.2750.9425.7730.3285%01132.5701/01/2023GLMRA 2024 Certificate