Club Certificate2025
Double JUSA 63281
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
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 Angles41.6°41.6°39.7°37.4°36.5°36.2°36.1°36.3°37.6°
Beat VMG2.633.564.234.674.854.934.964.984.90
52°4.055.316.086.456.636.716.756.816.78
60°4.295.536.236.576.766.866.927.007.02
75°4.415.656.316.666.917.087.207.347.43
90°4.285.546.266.656.947.187.387.677.88
110°3.985.346.276.757.117.407.658.038.29
120°3.835.186.136.677.077.447.788.519.12
135°3.374.695.726.406.837.217.598.5310.29
150°2.814.025.085.926.486.877.237.979.10
Run VMG2.443.484.405.185.826.316.707.368.06
Gybe Angles146.6°146.6°151.2°155.3°163.3°170.0°176.8°177.2°169.0°
APH ToD:589.5CDL: 7.963APH ToT: 1.0178CertNo:22117
BOAT
ClassJ-29DesignerR.JohnstoneBuilderJ-BoatsAge date01/1986Series date01/1986Offset fileUS17305.BOFData fileUSA63281
HULL
Length Overall8.961 mMaximum Beam3.389 mDraft1.784 mDisplacement3,021 kgDLR7.0088IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameterm
CREW
Maximum weight538 kg(declared)Minimum weight408 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail25.4725.93Headsail Luffed32.7732.77Headsail FlyingSymmetric66.5866.58Asymmetric
STORM SAIL AREAS (m²)
Trysail7.41Storm Jib8.51Heavy Weather Jib22.98
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.
ORC Ref  04310003VB0Issued on 07/07/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
Double JUSA 63281
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
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 VMG1366.61012.4851.9770.8742.3730.6725.7722.6734.2
52°889.4678.0592.2557.8542.9536.6533.3528.9530.6
60°839.9650.5578.2548.1532.4524.5520.4513.9513.0
75°816.4637.0570.5540.4521.3508.4500.3490.3484.6
90°841.4649.7575.0541.1518.9501.2487.6469.1456.8
110°905.0673.9574.3533.1506.3486.3470.6448.2434.2
120°940.3695.1587.1539.8509.3484.1463.0422.8394.8
135°1066.9768.0628.9562.5527.3499.3474.0422.3349.8
150°1279.5895.7708.9607.8555.2524.0498.1451.5395.8
Run VMG1477.71034.3817.9695.6618.9570.1537.5489.3446.9
Selected Courses
Windward / Leeward1420.21023.4834.9733.2680.6650.4631.6606.0590.5
All purpose1080.5797.1669.0605.4572.4552.0537.7514.9496.5
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward709.00.8463
All purpose589.51.0178
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low733.00.8185
Triple Number Coastal/Long Distance Medium586.41.0232
Triple Number Coastal/Long Distance High532.71.1263
Triple Number Windward/Leeward Low929.10.6458
Triple Number Windward/Leeward Medium703.40.8530
Triple Number Windward/Leeward High626.70.9574
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance636.90.9420
Triple Number Coastal/Long Distance Low733.00.8185
Triple Number Coastal/Long Distance Medium586.41.0232
Triple Number Coastal/Long Distance High532.71.1263
Triple Number Windward/Leeward Low929.10.6458
Triple Number Windward/Leeward Medium703.40.8530
Triple Number Windward/Leeward High626.70.9574
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1507.31024.5790.4671.2607.0571.7543.4494.3476.0
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7559
Downwind "popa"0.8817
70% up, 30% down "Ilhabela"0.7897
30% up, 70% down "Ilhabela-inverso"0.8397
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low733.00.8185
Triple Number Coastal/Long Distance Medium586.41.0232
Triple Number Coastal/Long Distance High532.71.1263
Triple Number Windward/Leeward Low929.10.6458
Triple Number Windward/Leeward Medium703.40.8530
Triple Number Windward/Leeward High626.70.9574
Predominantly Upwind631.40.9503
Predominantly Downwind600.60.9990
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low733.10.8185
Triple Number AP Medium586.41.0231
Triple Number AP High532.71.1263
Triple Number Windward/Leeward Low968.30.6197
Triple Number Windward/Leeward Medium703.40.8530
Triple Number Windward/Leeward High626.70.9574
Single Number Predominant Upwind652.60.9194
Single Number Predominant Reaching588.41.0198
Single Number Predominant Downwind624.20.9612
Predominant Upwind - Low858.70.6988
Predominant Upwind - Low/Med679.10.8835
Predominant Upwind - Medium614.50.9764
Predominant Upwind - Med/High583.21.0288
Predominant Upwind - High568.01.0563
Predominant Downwind Low888.60.6752
Predominant Downwind Low/Med672.20.8926
Predominant Downwind Medium582.41.0302
Predominant Downwind Med/High524.81.1432
Predominant Downwind High486.11.2343
Predominant Reaching Low784.10.7652
Predominant Reaching Low/Med620.10.9676
Predominant Reaching Medium556.81.0777
Predominant Reaching Med/High516.31.1620
Predominant Reaching High488.51.2282
SA/DSPL Upwind27.77SA/DSPL Downwind43.88
Scoring OptionTODTOT
5-Band Windward/Leeward Low1075.90.5577
5-Band Windward/Leeward Low/Med804.00.7462
5-Band Windward/Leeward Medium693.00.8658
5-Band Windward/Leeward Med/High634.50.9456
5-Band Windward/Leeward High607.70.9873
Windward/Leeward 60-40 Low1072.90.5592
Windward/Leeward 60-40 Low/Med809.40.7413
Windward/Leeward 60-40 Medium704.90.8511
Windward/Leeward 60-40 Med/High653.10.9187
Windward/Leeward 60-40 High631.20.9505
5-Band AP Low807.40.7431
5-Band AP Low/Med651.20.9214
5-Band AP Medium579.61.0352
5-Band AP Med/High539.21.1128
5-Band AP High515.71.1635
5-Band SF Bay Tour - Low931.60.6440
5-Band SF Bay Tour - Low/Med770.70.7785
5-Band SF Bay Tour - Medium672.30.8924
5-Band SF Bay Tour - Med/High621.30.9658
5-Band SF Bay Tour - High595.41.0077
Chicago-Mac Upwind0.8961
Chicago-Mac All Purpose0.9152
Chicago-Mac Downwind0.9290
Bayview-Mac Cove Island0.6898
Bayview-Mac Shore0.6953
Harvest Moon Regatta521.91.1497
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance636.90.9420
Triple Number Coastal/Long Distance Low733.00.8185
Triple Number Coastal/Long Distance Medium586.41.0232
Triple Number Coastal/Long Distance High532.71.1263
Triple Number Windward/Leeward Low929.10.6458
Triple Number Windward/Leeward Medium703.40.8530
Triple Number Windward/Leeward High626.70.9574
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1507.31024.5790.4671.2607.0571.7543.4494.3476.0
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance636.90.9420
Triple Number Coastal/Long Distance Low733.00.8185
Triple Number Coastal/Long Distance Medium586.41.0232
Triple Number Coastal/Long Distance High532.71.1263
Triple Number Windward/Leeward Low929.10.6458
Triple Number Windward/Leeward Medium703.40.8530
Triple Number Windward/Leeward High626.70.9574
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1507.31024.5790.4671.2607.0571.7543.4494.3476.0
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance636.9
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1507.31024.5790.4671.2607.0571.7543.4494.3476.0
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low733.00.8185
Triple Number Coastal/Long Distance Medium586.41.0232
Triple Number Coastal/Long Distance High532.71.1263
Triple Number Windward/Leeward Low929.10.6458
Triple Number Windward/Leeward Medium703.40.8530
Triple Number Windward/Leeward High626.70.9574
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating636.90.9420
FinRating, kevyt tuuli1058.60.9446
FinRating, kova tuuli518.30.9647
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low733.00.8185
Triple Number Coastal/Long Distance Medium586.41.0232
Triple Number Coastal/Long Distance High532.71.1263
Triple Number Windward/Leeward Low929.10.6458
Triple Number Windward/Leeward Medium703.40.8530
Triple Number Windward/Leeward High626.70.9574
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9420
Triple Number Coastal/Long Distance Low0.8185
Triple Number Coastal/Long Distance Medium1.0232
Triple Number Coastal/Long Distance High1.1263
Triple Number Windward/Leeward Low0.6458
Triple Number Windward/Leeward Medium0.8530
Triple Number Windward/Leeward High0.9574
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1507.31024.5790.4671.2607.0571.7543.4494.3476.0
For information
General Purpose Handicap (GPH)656.0
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance636.90.9420
Triple Number Coastal/Long Distance Low733.00.8185
Triple Number Coastal/Long Distance Medium586.41.0232
Triple Number Coastal/Long Distance High532.71.1263
Triple Number Windward/Leeward Low929.10.6458
Triple Number Windward/Leeward Medium703.40.8530
Triple Number Windward/Leeward High626.70.9574
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1507.31024.5790.4671.2607.0571.7543.4494.3476.0
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low733.00.8185
Triple Number Coastal/Long Distance Medium586.41.0232
Triple Number Coastal/Long Distance High532.71.1263
Triple Number Windward/Leeward Low929.10.6458
Triple Number Windward/Leeward Medium703.40.8530
Triple Number Windward/Leeward High626.70.9574
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance636.90.9420
Triple Number Coastal/Long Distance Low733.00.8185
Triple Number Coastal/Long Distance Medium586.41.0232
Triple Number Coastal/Long Distance High532.71.1263
Triple Number Windward/Leeward Low929.10.6458
Triple Number Windward/Leeward Medium703.40.8530
Triple Number Windward/Leeward High626.70.9574
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1507.31024.5790.4671.2607.0571.7543.4494.3476.0
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance636.90.9420
Triple Number Coastal/Long Distance Low733.00.8185
Triple Number Coastal/Long Distance Medium586.41.0232
Triple Number Coastal/Long Distance High532.71.1263
Triple Number Windward/Leeward Low929.10.6458
Triple Number Windward/Leeward Medium703.40.8530
Triple Number Windward/Leeward High626.70.9574
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1507.31024.5790.4671.2607.0571.7543.4494.3476.0
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low733.0
Triple Number Coastal/Long Distance Medium586.4
Triple Number Coastal/Long Distance High532.7
Triple Number Windward/Leeward Low929.1
Triple Number Windward/Leeward Medium703.4
Triple Number Windward/Leeward High626.7
Predominantly Upwind631.4
Predominantly Downwind600.6
Predominantly Reaching578.7
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance636.90.9420
Triple Number Coastal/Long Distance Low733.00.8185
Triple Number Coastal/Long Distance Medium586.41.0232
Triple Number Coastal/Long Distance High532.71.1263
Triple Number Windward/Leeward Low929.10.6458
Triple Number Windward/Leeward Medium703.40.8530
Triple Number Windward/Leeward High626.70.9574
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1507.31024.5790.4671.2607.0571.7543.4494.3476.0
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8185
Triple Number Coastal/Long Distance Medium1.0232
Triple Number Coastal/Long Distance High1.1263
Triple Number Windward/Leeward Low0.6458
Triple Number Windward/Leeward Medium0.8530
Triple Number Windward/Leeward High0.9574
Coastal/Long Distance0.9420
Predominantly Upwind0.9503
Predominantly Downwind0.9990
For information
General Purpose Handicap (GPH)656.0
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0178
Distanseseilas Trippeltall svak vind0.8185
Distanseseilas Trippeltall mellomvind1.0232
Distanseseilas Trippeltall sterk vind1.1263
Pølsebane Trippeltall svak vind0.6458
Pølsebane Trippeltall mellomvind0.8530
Pølsebane Trippeltall sterk vind0.9574
Motvind Singeltall0.9503
Medvind Singeltall0.9990
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low733.00.8185
Triple Number Coastal/Long Distance Medium586.41.0232
Triple Number Coastal/Long Distance High532.71.1263
Triple Number Windward/Leeward Low929.10.6458
Triple Number Windward/Leeward Medium703.40.8530
Triple Number Windward/Leeward High626.70.9574
Coastal/Long Distance636.90.9420
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind631.40.9503
Predominantly Downwind600.60.9990
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore595.21.0081
Cape Doctor Coastal502.11.1951
Triple Number Coastal/Long Distance Low733.00.8185
Triple Number Coastal/Long Distance Medium586.41.0232
Triple Number Coastal/Long Distance High532.71.1263
Triple Number Windward/Leeward Low929.10.6458
Triple Number Windward/Leeward Medium703.40.8530
Triple Number Windward/Leeward High626.70.9574
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8185
Triple Number Coastal/Long Distance Medium1.0232
Triple Number Coastal/Long Distance High1.1263
Triple Number Windward/Leeward Low0.6458
Triple Number Windward/Leeward Medium0.8530
Triple Number Windward/Leeward High0.9574
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8185
Triple Number Coastal/Long Distance Medium1.0232
Triple Number Coastal/Long Distance High1.1263
Triple Number Windward/Leeward Low0.6458
Triple Number Windward/Leeward Medium0.8530
Triple Number Windward/Leeward High0.9574
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance636.90.9420
Triple Number Coastal/Long Distance Low733.00.8185
Triple Number Coastal/Long Distance Medium586.41.0232
Triple Number Coastal/Long Distance High532.71.1263
Triple Number Windward/Leeward Low929.10.6458
Triple Number Windward/Leeward Medium703.40.8530
Triple Number Windward/Leeward High626.70.9574
Predominantly Upwind631.40.9503
Predominantly Downwind600.60.9990
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1507.31024.5790.4671.2607.0571.7543.4494.3476.0
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance636.90.9420
Triple Number Coastal/Long Distance Low733.00.8185
Triple Number Coastal/Long Distance Medium586.41.0232
Triple Number Coastal/Long Distance High532.71.1263
Triple Number Windward/Leeward Low929.10.6458
Triple Number Windward/Leeward Medium703.40.8530
Triple Number Windward/Leeward High626.70.9574
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1507.31024.5790.4671.2607.0571.7543.4494.3476.0
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low733.10.8185
Triple Number AP Medium586.41.0231
Triple Number AP High532.71.1263
Triple Number Windward/Leeward Low968.30.6197
Triple Number Windward/Leeward Medium703.40.8530
Triple Number Windward/Leeward High626.70.9574
Single Number Predominant Upwind652.60.9194
Single Number Predominant Reaching588.41.0198
Single Number Predominant Downwind624.20.9612
Predominant Upwind - Low858.70.6988
Predominant Upwind - Low/Med679.10.8835
Predominant Upwind - Medium614.50.9764
Predominant Upwind - Med/High583.21.0288
Predominant Upwind - High568.01.0563
Predominant Downwind Low888.60.6752
Predominant Downwind Low/Med672.20.8926
Predominant Downwind Medium582.41.0302
Predominant Downwind Med/High524.81.1432
Predominant Downwind High486.11.2343
Predominant Reaching Low784.10.7652
Predominant Reaching Low/Med620.10.9676
Predominant Reaching Medium556.81.0777
Predominant Reaching Med/High516.31.1620
Predominant Reaching High488.51.2282
SA/DSPL Upwind27.77SA/DSPL Downwind43.88
Scoring OptionTODTOT
5-Band Windward/Leeward Low1075.90.5577
5-Band Windward/Leeward Low/Med804.00.7462
5-Band Windward/Leeward Medium693.00.8658
5-Band Windward/Leeward Med/High634.50.9456
5-Band Windward/Leeward High607.70.9873
Windward/Leeward 60-40 Low1072.90.5592
Windward/Leeward 60-40 Low/Med809.40.7413
Windward/Leeward 60-40 Medium704.90.8511
Windward/Leeward 60-40 Med/High653.10.9187
Windward/Leeward 60-40 High631.20.9505
5-Band AP Low807.40.7431
5-Band AP Low/Med651.20.9214
5-Band AP Medium579.61.0352
5-Band AP Med/High539.21.1128
5-Band AP High515.71.1635
5-Band SF Bay Tour - Low931.60.6440
5-Band SF Bay Tour - Low/Med770.70.7785
5-Band SF Bay Tour - Medium672.30.8924
5-Band SF Bay Tour - Med/High621.30.9658
5-Band SF Bay Tour - High595.41.0077
Chicago-Mac Upwind0.8961
Chicago-Mac All Purpose0.9152
Chicago-Mac Downwind0.9290
Bayview-Mac Cove Island0.6898
Bayview-Mac Shore0.6953
Harvest Moon Regatta521.91.1497
ORC Ref  04310003VB0Issued on 07/07/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
Double JUSA 63281
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ-29Measurement09/08/2005HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA8.961Max. Beam3.389Draft1.784Displacement3,021Wetted area17.72IMS L7.832LSM07.553Acc. length8.961Sink (kg/mm) 13.76
VCGD0.166VCGM0.152RM Rated (kg·m) 68.5Limit of positive stability(°) N/AStability IndexN/ADefault crew weight461Declared crew weight538
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRDPBW
EDLST1ST2
ST3ST4ST5
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders2Rotating mastNo
P11.470IG12.980ISP12.980MDT10.102MDL10.150MDT20.100MDL20.100TL1.900MW0.150GO0.168
E3.690J3.650BAS1.360FSD0.032SFJ0.000SPL3.720WPLTPSBD0.115MWT87.00MCG3.900
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date09/08/2005
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04310003VB0Issued on 07/07/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
Double JUSA 63281
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment010.120.771.392.403.1825.47
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment010.080.631.192.403.705.1113.22NoNo 32.77
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment112.2212.2212.226.576.4166.58
ORC Ref  04310003VB0Issued on 07/07/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org