Club Certificate2025
ROYAL FLUSHRSA-668
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
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 Angles41.7°41.7°39.4°37.7°36.4°36.3°36.3°37.3°39.3°
Beat VMG2.393.253.874.284.484.554.584.564.46
52°3.664.825.565.966.156.276.346.416.39
60°3.855.015.706.086.306.456.556.666.68
75°3.965.125.786.176.476.696.877.107.23
90°3.915.155.926.376.676.877.067.618.13
110°3.875.115.906.396.837.237.728.9410.04
120°3.684.925.766.266.717.167.689.9111.51
135°3.194.405.345.976.406.837.288.9212.67
150°2.583.724.745.526.066.466.877.8210.63
Run VMG2.243.224.114.855.485.956.337.089.20
Gybe Angles146.9°146.9°152.1°158.3°166.0°174.1°177.7°177.7°139.3°
APH ToD:629.0CDL: 6.495APH ToT: 0.9540CertNo:ZAC241
BOAT
ClassQUARTER TONDesignerANGELO LAVRANOSBuilderTON CUP YACHTSAge date01/1982Series date01/1982Offset fileQUARTERTON-RSA668.offData fileRSA668
HULL
Length Overall7.850 mMaximum Beam2.950 mDraft1.678 mDisplacement1,190 kgDLR7.3503IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight450 kg(declared)Minimum weight320 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail19.8320.07Headsail Luffed12.6112.61Headsail FlyingSymmetric35.6435.64Asymmetric
STORM SAIL AREAS (m²)
Trysail6.25Storm Jib3.71Heavy Weather Jib10.01
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
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.
Club Certificate2025
ROYAL FLUSHRSA-668
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
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 VMG1504.71109.2929.7840.9803.2790.8785.3789.2806.5
52°982.9746.1647.6604.2585.2573.9567.7561.7563.0
60°934.3718.1631.7591.9571.4557.8549.7540.9539.2
75°909.6703.6623.0583.2556.0537.8523.9507.1498.1
90°920.6699.6607.8565.0539.7523.7509.6472.8443.0
110°930.4704.7610.0563.8527.1497.6466.1402.9358.5
120°978.5731.8625.2574.9536.9502.8468.8363.4312.8
135°1129.0818.3674.3603.5562.4527.0494.2403.4284.2
150°1394.7967.1759.7651.6594.5557.2524.3460.6338.7
Run VMG1610.81116.8875.6741.5657.1605.0568.4508.2391.1
Selected Courses
Windward / Leeward1555.31113.0902.6791.2730.2697.9676.8648.7598.8
All purpose1174.4863.2721.5650.3610.7586.3566.7529.0487.5
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward762.90.7865
All purpose629.00.9540
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low792.30.7573
Triple Number Coastal/Long Distance Medium627.00.9569
Triple Number Coastal/Long Distance High557.51.0763
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium756.80.7928
Triple Number Windward/Leeward High671.60.8934
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance681.00.8811
Triple Number Coastal/Long Distance Low792.30.7573
Triple Number Coastal/Long Distance Medium627.00.9569
Triple Number Coastal/Long Distance High557.51.0763
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium756.80.7928
Triple Number Windward/Leeward High671.60.8934
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1651.21113.4853.3722.5648.9608.0572.7496.5455.2
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6944
Downwind "popa"0.8280
70% up, 30% down "Ilhabela"0.7297
30% up, 70% down "Ilhabela-inverso"0.7828
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low792.30.7573
Triple Number Coastal/Long Distance Medium627.00.9569
Triple Number Coastal/Long Distance High557.51.0763
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium756.80.7928
Triple Number Windward/Leeward High671.60.8934
Predominantly Upwind678.70.8840
Predominantly Downwind640.00.9375
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low792.30.7573
Triple Number AP Medium627.10.9568
Triple Number AP High557.41.0763
Triple Number Windward/Leeward Low1051.70.5705
Triple Number Windward/Leeward Medium756.80.7928
Triple Number Windward/Leeward High671.60.8934
Single Number Predominant Upwind701.80.8549
Single Number Predominant Reaching624.00.9615
Single Number Predominant Downwind663.10.9048
Predominant Upwind - Low936.50.6407
Predominant Upwind - Low/Med734.60.8167
Predominant Upwind - Medium659.80.9094
Predominant Upwind - Med/High621.70.9651
Predominant Upwind - High599.51.0008
Predominant Downwind Low958.70.6259
Predominant Downwind Low/Med720.50.8327
Predominant Downwind Medium620.10.9676
Predominant Downwind Med/High551.51.0879
Predominant Downwind High491.31.2212
Predominant Reaching Low846.90.7085
Predominant Reaching Low/Med663.50.9043
Predominant Reaching Medium591.01.0152
Predominant Reaching Med/High541.61.1078
Predominant Reaching High496.21.2091
SA/DSPL Upwind28.87SA/DSPL Downwind49.37
Scoring OptionTODTOT
5-Band Windward/Leeward Low1171.60.5121
5-Band Windward/Leeward Low/Med868.90.6906
5-Band Windward/Leeward Medium744.90.8055
5-Band Windward/Leeward Med/High680.10.8822
5-Band Windward/Leeward High645.00.9303
Windward/Leeward 60-40 Low1169.90.5129
Windward/Leeward 60-40 Low/Med876.30.6847
Windward/Leeward 60-40 Medium759.20.7903
Windward/Leeward 60-40 Med/High701.80.8550
Windward/Leeward 60-40 High674.30.8898
5-Band AP Low872.80.6875
5-Band AP Low/Med700.90.8560
5-Band AP Medium618.80.9697
5-Band AP Med/High567.31.0576
5-Band AP High528.31.1357
5-Band SF Bay Tour - Low1011.30.5933
5-Band SF Bay Tour - Low/Med833.30.7200
5-Band SF Bay Tour - Medium723.00.8299
5-Band SF Bay Tour - Med/High664.00.9037
5-Band SF Bay Tour - High627.60.9560
Chicago-Mac Upwind0.8315
Chicago-Mac All Purpose0.8546
Chicago-Mac Downwind0.8716
Bayview-Mac Cove Island0.6365
Bayview-Mac Shore0.6418
Harvest Moon Regatta545.21.1005
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance681.00.8811
Triple Number Coastal/Long Distance Low792.30.7573
Triple Number Coastal/Long Distance Medium627.00.9569
Triple Number Coastal/Long Distance High557.51.0763
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium756.80.7928
Triple Number Windward/Leeward High671.60.8934
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1651.21113.4853.3722.5648.9608.0572.7496.5455.2
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance681.00.8811
Triple Number Coastal/Long Distance Low792.30.7573
Triple Number Coastal/Long Distance Medium627.00.9569
Triple Number Coastal/Long Distance High557.51.0763
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium756.80.7928
Triple Number Windward/Leeward High671.60.8934
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1651.21113.4853.3722.5648.9608.0572.7496.5455.2
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance681.0
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1651.21113.4853.3722.5648.9608.0572.7496.5455.2
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low792.30.7573
Triple Number Coastal/Long Distance Medium627.00.9569
Triple Number Coastal/Long Distance High557.51.0763
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium756.80.7928
Triple Number Windward/Leeward High671.60.8934
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)681.00.8811
Triple Number Coastal/Long Distance Low792.30.7573
Triple Number Coastal/Long Distance Medium627.00.9569
Triple Number Coastal/Long Distance High557.51.0763
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium756.80.7928
Triple Number Windward/Leeward High671.60.8934
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1651.21113.4853.3722.5648.9608.0572.7496.5455.2
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low792.30.7573
Triple Number Coastal/Long Distance Medium627.00.9569
Triple Number Coastal/Long Distance High557.51.0763
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium756.80.7928
Triple Number Windward/Leeward High671.60.8934
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8811
Triple Number Coastal/Long Distance Low0.7573
Triple Number Coastal/Long Distance Medium0.9569
Triple Number Coastal/Long Distance High1.0763
Triple Number Windward/Leeward Low0.5954
Triple Number Windward/Leeward Medium0.7928
Triple Number Windward/Leeward High0.8934
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1651.21113.4853.3722.5648.9608.0572.7496.5455.2
For information
General Purpose Handicap (GPH)702.5
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance681.00.8811
Triple Number Coastal/Long Distance Low792.30.7573
Triple Number Coastal/Long Distance Medium627.00.9569
Triple Number Coastal/Long Distance High557.51.0763
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium756.80.7928
Triple Number Windward/Leeward High671.60.8934
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1651.21113.4853.3722.5648.9608.0572.7496.5455.2
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low792.30.7573
Triple Number Coastal/Long Distance Medium627.00.9569
Triple Number Coastal/Long Distance High557.51.0763
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium756.80.7928
Triple Number Windward/Leeward High671.60.8934
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance681.00.8811
Triple Number Coastal/Long Distance Low792.30.7573
Triple Number Coastal/Long Distance Medium627.00.9569
Triple Number Coastal/Long Distance High557.51.0763
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium756.80.7928
Triple Number Windward/Leeward High671.60.8934
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1651.21113.4853.3722.5648.9608.0572.7496.5455.2
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance681.00.8811
Triple Number Coastal/Long Distance Low792.30.7573
Triple Number Coastal/Long Distance Medium627.00.9569
Triple Number Coastal/Long Distance High557.51.0763
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium756.80.7928
Triple Number Windward/Leeward High671.60.8934
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1651.21113.4853.3722.5648.9608.0572.7496.5455.2
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low792.3
Triple Number Coastal/Long Distance Medium627.0
Triple Number Coastal/Long Distance High557.5
Triple Number Windward/Leeward Low1007.7
Triple Number Windward/Leeward Medium756.8
Triple Number Windward/Leeward High671.6
Predominantly Upwind678.7
Predominantly Downwind640.0
Predominantly Reaching615.2
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance681.00.8811
Triple Number Coastal/Long Distance Low792.30.7573
Triple Number Coastal/Long Distance Medium627.00.9569
Triple Number Coastal/Long Distance High557.51.0763
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium756.80.7928
Triple Number Windward/Leeward High671.60.8934
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1651.21113.4853.3722.5648.9608.0572.7496.5455.2
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7573
Triple Number Coastal/Long Distance Medium0.9569
Triple Number Coastal/Long Distance High1.0763
Triple Number Windward/Leeward Low0.5954
Triple Number Windward/Leeward Medium0.7928
Triple Number Windward/Leeward High0.8934
Coastal/Long Distance0.8811
Predominantly Upwind0.8840
Predominantly Downwind0.9375
For information
General Purpose Handicap (GPH)702.5
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9540
Distanseseilas Trippeltall svak vind0.7573
Distanseseilas Trippeltall mellomvind0.9569
Distanseseilas Trippeltall sterk vind1.0763
Pølsebane Trippeltall svak vind0.5954
Pølsebane Trippeltall mellomvind0.7928
Pølsebane Trippeltall sterk vind0.8934
Motvind Singeltall0.8840
Medvind Singeltall0.9375
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low792.30.7573
Triple Number Coastal/Long Distance Medium627.00.9569
Triple Number Coastal/Long Distance High557.51.0763
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium756.80.7928
Triple Number Windward/Leeward High671.60.8934
Coastal/Long Distance681.00.8811
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind678.70.8840
Predominantly Downwind640.00.9375
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore613.80.9775
Cape Doctor Coastal499.91.2002
Triple Number Coastal/Long Distance Low792.30.7573
Triple Number Coastal/Long Distance Medium627.00.9569
Triple Number Coastal/Long Distance High557.51.0763
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium756.80.7928
Triple Number Windward/Leeward High671.60.8934
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7573
Triple Number Coastal/Long Distance Medium0.9569
Triple Number Coastal/Long Distance High1.0763
Triple Number Windward/Leeward Low0.5954
Triple Number Windward/Leeward Medium0.7928
Triple Number Windward/Leeward High0.8934
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7573
Triple Number Coastal/Long Distance Medium0.9569
Triple Number Coastal/Long Distance High1.0763
Triple Number Windward/Leeward Low0.5954
Triple Number Windward/Leeward Medium0.7928
Triple Number Windward/Leeward High0.8934
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance681.00.8811
Triple Number Coastal/Long Distance Low792.30.7573
Triple Number Coastal/Long Distance Medium627.00.9569
Triple Number Coastal/Long Distance High557.51.0763
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium756.80.7928
Triple Number Windward/Leeward High671.60.8934
Predominantly Upwind678.70.8840
Predominantly Downwind640.00.9375
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1651.21113.4853.3722.5648.9608.0572.7496.5455.2
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance681.00.8811
Triple Number Coastal/Long Distance Low792.30.7573
Triple Number Coastal/Long Distance Medium627.00.9569
Triple Number Coastal/Long Distance High557.51.0763
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium756.80.7928
Triple Number Windward/Leeward High671.60.8934
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1651.21113.4853.3722.5648.9608.0572.7496.5455.2
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low792.30.7573
Triple Number AP Medium627.10.9568
Triple Number AP High557.41.0763
Triple Number Windward/Leeward Low1051.70.5705
Triple Number Windward/Leeward Medium756.80.7928
Triple Number Windward/Leeward High671.60.8934
Single Number Predominant Upwind701.80.8549
Single Number Predominant Reaching624.00.9615
Single Number Predominant Downwind663.10.9048
Predominant Upwind - Low936.50.6407
Predominant Upwind - Low/Med734.60.8167
Predominant Upwind - Medium659.80.9094
Predominant Upwind - Med/High621.70.9651
Predominant Upwind - High599.51.0008
Predominant Downwind Low958.70.6259
Predominant Downwind Low/Med720.50.8327
Predominant Downwind Medium620.10.9676
Predominant Downwind Med/High551.51.0879
Predominant Downwind High491.31.2212
Predominant Reaching Low846.90.7085
Predominant Reaching Low/Med663.50.9043
Predominant Reaching Medium591.01.0152
Predominant Reaching Med/High541.61.1078
Predominant Reaching High496.21.2091
SA/DSPL Upwind28.87SA/DSPL Downwind49.37
Scoring OptionTODTOT
5-Band Windward/Leeward Low1171.60.5121
5-Band Windward/Leeward Low/Med868.90.6906
5-Band Windward/Leeward Medium744.90.8055
5-Band Windward/Leeward Med/High680.10.8822
5-Band Windward/Leeward High645.00.9303
Windward/Leeward 60-40 Low1169.90.5129
Windward/Leeward 60-40 Low/Med876.30.6847
Windward/Leeward 60-40 Medium759.20.7903
Windward/Leeward 60-40 Med/High701.80.8550
Windward/Leeward 60-40 High674.30.8898
5-Band AP Low872.80.6875
5-Band AP Low/Med700.90.8560
5-Band AP Medium618.80.9697
5-Band AP Med/High567.31.0576
5-Band AP High528.31.1357
5-Band SF Bay Tour - Low1011.30.5933
5-Band SF Bay Tour - Low/Med833.30.7200
5-Band SF Bay Tour - Medium723.00.8299
5-Band SF Bay Tour - Med/High664.00.9037
5-Band SF Bay Tour - High627.60.9560
Chicago-Mac Upwind0.8315
Chicago-Mac All Purpose0.8546
Chicago-Mac Downwind0.8716
Bayview-Mac Cove Island0.6365
Bayview-Mac Shore0.6418
Harvest Moon Regatta545.21.1005
Club Certificate2025
ROYAL FLUSHRSA-668
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassQUARTER TONMeasurementHINPlan reviewHull constructionCoredCarbon rudderYesLight stanchionsNoTrim tabNo
LOA7.850Max. Beam2.950Draft1.678Displacement1,190Wetted area10.50IMS L6.078LSM05.450Acc. length7.850Sink (kg/mm) 7.83
VCGD-0.130VCGM-0.050RM Rated (kg·m) 25.4Limit of positive stability(°) N/AStability IndexN/ADefault crew weight290Declared crew weight450
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays1Checkstays0Spreaders2Rotating mastNo
P10.065IG8.545ISP8.660MDT10.070MDL10.105MDT2MDL2TLTaperMW0.105GO0.125
E3.548J2.720BAS1.110FSDNo FoilSFJ-0.200SPL2.950WPLTPS2.660BD0.110MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date14/03/2024
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
ROYAL FLUSHRSA-668
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM10.140.641.162.062.8219.8327/02/2024
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentJ20.080.410.771.452.162.858.66YesNo 12.6117/05/20242024/05AP0.090.410.711.311.932.578.56NoNo 11.2827/02/2024
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentS28.638.638.634.964.9435.6417/05/20242024/05