Double HandedClub Certificate2025
SuntikiNED 2409
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 Angles42.5°42.5°40.4°39.2°38.3°38.3°38.6°39.7°42.3°
Beat VMG2.122.883.463.844.044.094.104.023.79
52°3.254.335.065.485.695.785.815.805.66
60°3.434.535.235.615.825.945.986.015.94
75°3.534.655.365.735.976.136.266.376.38
90°3.384.585.425.836.046.216.406.676.81
110°3.474.695.535.966.276.546.737.007.03
120°3.314.535.435.926.266.586.887.387.72
135°2.954.115.055.716.106.446.777.578.75
150°2.463.544.505.295.816.156.487.158.18
Run VMG2.133.073.914.625.235.676.006.607.23
Gybe Angles148.4°148.4°152.1°155.9°163.9°170.9°177.2°177.2°167.6°
APH ToD:684.0CDL: 5.955APH ToT: 0.8772CertNo:
BOAT
ClassOcean Sport 25Designervan de stadtBuilderN&S PolyboatsAge date01/1978Series date01/1977Offset fileoceansport25.offData fileNED2409
HULL
Length Overall7.517 mMaximum Beam2.796 mDraft1.538 mDisplacement1,638 kgDLR6.7076IMS DivisionPerformanceDynamic Allowance0.300%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameterm
CREW
Maximum weight170 kg(default)Minimum weight120 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail12.4612.70Headsail Luffed16.2516.25Headsail FlyingSymmetric38.5238.52Asymmetric
STORM SAIL AREAS (m²)
Trysail3.60Storm Jib3.94Heavy Weather Jib10.63
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.
Double HandedClub Certificate2025
SuntikiNED 2409
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 VMG1702.11247.91040.0937.0891.9880.0878.2896.4950.6
52°1107.7830.6711.0657.2633.2623.0619.7621.0636.4
60°1051.0795.0687.7641.2618.5606.3601.5599.1606.3
75°1021.1774.3672.0627.9603.5586.8575.2565.5564.2
90°1064.3786.2664.6617.3596.5579.9562.6539.6529.0
110°1036.6767.8651.1603.9573.9550.6534.5514.6512.0
120°1088.4794.5663.1608.4574.9547.4523.4488.0466.3
135°1222.1876.3712.8630.5590.6559.2531.6475.6411.6
150°1461.31016.9799.3680.8620.1585.3555.9503.4440.4
Run VMG1691.61174.2921.2778.9688.0635.2599.6545.6497.7
Selected Courses
Windward / Leeward1694.81211.0980.6857.9790.0757.6738.9721.0724.2
All purpose1297.7944.5781.7702.0660.6637.9622.4603.5597.4
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward828.70.7241
All purpose684.00.8772
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low863.10.6952
Triple Number Coastal/Long Distance Medium678.80.8839
Triple Number Coastal/Long Distance High619.20.9690
Triple Number Windward/Leeward Low1095.90.5475
Triple Number Windward/Leeward Medium820.50.7313
Triple Number Windward/Leeward High736.80.8143
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance739.60.8112
Triple Number Coastal/Long Distance Low863.10.6952
Triple Number Coastal/Long Distance Medium678.80.8839
Triple Number Coastal/Long Distance High619.20.9690
Triple Number Windward/Leeward Low1095.90.5475
Triple Number Windward/Leeward Medium820.50.7313
Triple Number Windward/Leeward High736.80.8143
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1789.31207.4925.2781.5702.5661.6628.3574.2562.8
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6203
Downwind "popa"0.7861
70% up, 30% down "Ilhabela"0.6622
30% up, 70% down "Ilhabela-inverso"0.7277
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low863.10.6952
Triple Number Coastal/Long Distance Medium678.80.8839
Triple Number Coastal/Long Distance High619.20.9690
Triple Number Windward/Leeward Low1095.90.5475
Triple Number Windward/Leeward Medium820.50.7313
Triple Number Windward/Leeward High736.80.8143
Predominantly Upwind742.80.8078
Predominantly Downwind685.00.8759
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low863.10.6952
Triple Number AP Medium678.90.8838
Triple Number AP High619.20.9690
Triple Number Windward/Leeward Low1143.70.5246
Triple Number Windward/Leeward Medium820.50.7313
Triple Number Windward/Leeward High736.80.8143
Single Number Predominant Upwind773.30.7759
Single Number Predominant Reaching682.70.8789
Single Number Predominant Downwind715.20.8389
Predominant Upwind - Low1039.30.5773
Predominant Upwind - Low/Med805.50.7449
Predominant Upwind - Medium720.80.8324
Predominant Upwind - Med/High685.30.8755
Predominant Upwind - High678.00.8850
Predominant Downwind Low1034.60.5799
Predominant Downwind Low/Med770.30.7789
Predominant Downwind Medium662.30.9060
Predominant Downwind Med/High597.71.0038
Predominant Downwind High558.21.0748
Predominant Reaching Low932.30.6435
Predominant Reaching Low/Med718.90.8346
Predominant Reaching Medium639.70.9379
Predominant Reaching Med/High594.21.0097
Predominant Reaching High566.81.0586
SA/DSPL Upwind20.63SA/DSPL Downwind36.62
Scoring OptionTODTOT
5-Band Windward/Leeward Low1274.90.4706
5-Band Windward/Leeward Low/Med943.20.6362
5-Band Windward/Leeward Medium807.60.7430
5-Band Windward/Leeward Med/High743.30.8072
5-Band Windward/Leeward High724.70.8280
Windward/Leeward 60-40 Low1281.80.4681
Windward/Leeward 60-40 Low/Med957.00.6270
Windward/Leeward 60-40 Medium827.80.7248
Windward/Leeward 60-40 Med/High771.20.7780
Windward/Leeward 60-40 High760.30.7892
5-Band AP Low952.50.6299
5-Band AP Low/Med759.70.7898
5-Band AP Medium670.60.8947
5-Band AP Med/High625.10.9599
5-Band AP High605.70.9905
5-Band SF Bay Tour - Low1104.10.5434
5-Band SF Bay Tour - Low/Med906.30.6620
5-Band SF Bay Tour - Medium785.20.7641
5-Band SF Bay Tour - Med/High729.20.8228
5-Band SF Bay Tour - High712.10.8426
Chicago-Mac Upwind0.7554
Chicago-Mac All Purpose0.7846
Chicago-Mac Downwind0.8108
Bayview-Mac Cove Island0.5825
Bayview-Mac Shore0.5862
Harvest Moon Regatta597.21.0047
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance739.60.8112
Triple Number Coastal/Long Distance Low863.10.6952
Triple Number Coastal/Long Distance Medium678.80.8839
Triple Number Coastal/Long Distance High619.20.9690
Triple Number Windward/Leeward Low1095.90.5475
Triple Number Windward/Leeward Medium820.50.7313
Triple Number Windward/Leeward High736.80.8143
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1789.31207.4925.2781.5702.5661.6628.3574.2562.8
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance739.60.8112
Triple Number Coastal/Long Distance Low863.10.6952
Triple Number Coastal/Long Distance Medium678.80.8839
Triple Number Coastal/Long Distance High619.20.9690
Triple Number Windward/Leeward Low1095.90.5475
Triple Number Windward/Leeward Medium820.50.7313
Triple Number Windward/Leeward High736.80.8143
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1789.31207.4925.2781.5702.5661.6628.3574.2562.8
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance739.6
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1789.31207.4925.2781.5702.5661.6628.3574.2562.8
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low863.10.6952
Triple Number Coastal/Long Distance Medium678.80.8839
Triple Number Coastal/Long Distance High619.20.9690
Triple Number Windward/Leeward Low1095.90.5475
Triple Number Windward/Leeward Medium820.50.7313
Triple Number Windward/Leeward High736.80.8143
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)739.60.8112
Triple Number Coastal/Long Distance Low863.10.6952
Triple Number Coastal/Long Distance Medium678.80.8839
Triple Number Coastal/Long Distance High619.20.9690
Triple Number Windward/Leeward Low1095.90.5475
Triple Number Windward/Leeward Medium820.50.7313
Triple Number Windward/Leeward High736.80.8143
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1789.31207.4925.2781.5702.5661.6628.3574.2562.8
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low863.10.6952
Triple Number Coastal/Long Distance Medium678.80.8839
Triple Number Coastal/Long Distance High619.20.9690
Triple Number Windward/Leeward Low1095.90.5475
Triple Number Windward/Leeward Medium820.50.7313
Triple Number Windward/Leeward High736.80.8143
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8112
Triple Number Coastal/Long Distance Low0.6952
Triple Number Coastal/Long Distance Medium0.8839
Triple Number Coastal/Long Distance High0.9690
Triple Number Windward/Leeward Low0.5475
Triple Number Windward/Leeward Medium0.7313
Triple Number Windward/Leeward High0.8143
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1789.31207.4925.2781.5702.5661.6628.3574.2562.8
For information
General Purpose Handicap (GPH)764.0
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance739.60.8112
Triple Number Coastal/Long Distance Low863.10.6952
Triple Number Coastal/Long Distance Medium678.80.8839
Triple Number Coastal/Long Distance High619.20.9690
Triple Number Windward/Leeward Low1095.90.5475
Triple Number Windward/Leeward Medium820.50.7313
Triple Number Windward/Leeward High736.80.8143
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1789.31207.4925.2781.5702.5661.6628.3574.2562.8
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low863.10.6952
Triple Number Coastal/Long Distance Medium678.80.8839
Triple Number Coastal/Long Distance High619.20.9690
Triple Number Windward/Leeward Low1095.90.5475
Triple Number Windward/Leeward Medium820.50.7313
Triple Number Windward/Leeward High736.80.8143
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance739.60.8112
Triple Number Coastal/Long Distance Low863.10.6952
Triple Number Coastal/Long Distance Medium678.80.8839
Triple Number Coastal/Long Distance High619.20.9690
Triple Number Windward/Leeward Low1095.90.5475
Triple Number Windward/Leeward Medium820.50.7313
Triple Number Windward/Leeward High736.80.8143
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1789.31207.4925.2781.5702.5661.6628.3574.2562.8
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance739.60.8112
Triple Number Coastal/Long Distance Low863.10.6952
Triple Number Coastal/Long Distance Medium678.80.8839
Triple Number Coastal/Long Distance High619.20.9690
Triple Number Windward/Leeward Low1095.90.5475
Triple Number Windward/Leeward Medium820.50.7313
Triple Number Windward/Leeward High736.80.8143
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1789.31207.4925.2781.5702.5661.6628.3574.2562.8
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low863.1
Triple Number Coastal/Long Distance Medium678.8
Triple Number Coastal/Long Distance High619.2
Triple Number Windward/Leeward Low1095.9
Triple Number Windward/Leeward Medium820.5
Triple Number Windward/Leeward High736.8
Predominantly Upwind742.8
Predominantly Downwind685.0
Predominantly Reaching664.0
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance739.60.8112
Triple Number Coastal/Long Distance Low863.10.6952
Triple Number Coastal/Long Distance Medium678.80.8839
Triple Number Coastal/Long Distance High619.20.9690
Triple Number Windward/Leeward Low1095.90.5475
Triple Number Windward/Leeward Medium820.50.7313
Triple Number Windward/Leeward High736.80.8143
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1789.31207.4925.2781.5702.5661.6628.3574.2562.8
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6952
Triple Number Coastal/Long Distance Medium0.8839
Triple Number Coastal/Long Distance High0.9690
Triple Number Windward/Leeward Low0.5475
Triple Number Windward/Leeward Medium0.7313
Triple Number Windward/Leeward High0.8143
Coastal/Long Distance0.8112
Predominantly Upwind0.8078
Predominantly Downwind0.8759
For information
General Purpose Handicap (GPH)764.0
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.8772
Distanseseilas Trippeltall svak vind0.6952
Distanseseilas Trippeltall mellomvind0.8839
Distanseseilas Trippeltall sterk vind0.9690
Pølsebane Trippeltall svak vind0.5475
Pølsebane Trippeltall mellomvind0.7313
Pølsebane Trippeltall sterk vind0.8143
Motvind Singeltall0.8078
Medvind Singeltall0.8759
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low863.10.6952
Triple Number Coastal/Long Distance Medium678.80.8839
Triple Number Coastal/Long Distance High619.20.9690
Triple Number Windward/Leeward Low1095.90.5475
Triple Number Windward/Leeward Medium820.50.7313
Triple Number Windward/Leeward High736.80.8143
Coastal/Long Distance739.60.8112
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind742.80.8078
Predominantly Downwind685.00.8759
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore723.20.8296
Cape Doctor Coastal599.21.0013
Triple Number Coastal/Long Distance Low863.10.6952
Triple Number Coastal/Long Distance Medium678.80.8839
Triple Number Coastal/Long Distance High619.20.9690
Triple Number Windward/Leeward Low1095.90.5475
Triple Number Windward/Leeward Medium820.50.7313
Triple Number Windward/Leeward High736.80.8143
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6952
Triple Number Coastal/Long Distance Medium0.8839
Triple Number Coastal/Long Distance High0.9690
Triple Number Windward/Leeward Low0.5475
Triple Number Windward/Leeward Medium0.7313
Triple Number Windward/Leeward High0.8143
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6952
Triple Number Coastal/Long Distance Medium0.8839
Triple Number Coastal/Long Distance High0.9690
Triple Number Windward/Leeward Low0.5475
Triple Number Windward/Leeward Medium0.7313
Triple Number Windward/Leeward High0.8143
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance739.60.8112
Triple Number Coastal/Long Distance Low863.10.6952
Triple Number Coastal/Long Distance Medium678.80.8839
Triple Number Coastal/Long Distance High619.20.9690
Triple Number Windward/Leeward Low1095.90.5475
Triple Number Windward/Leeward Medium820.50.7313
Triple Number Windward/Leeward High736.80.8143
Predominantly Upwind742.80.8078
Predominantly Downwind685.00.8759
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1789.31207.4925.2781.5702.5661.6628.3574.2562.8
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance739.60.8112
Triple Number Coastal/Long Distance Low863.10.6952
Triple Number Coastal/Long Distance Medium678.80.8839
Triple Number Coastal/Long Distance High619.20.9690
Triple Number Windward/Leeward Low1095.90.5475
Triple Number Windward/Leeward Medium820.50.7313
Triple Number Windward/Leeward High736.80.8143
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1789.31207.4925.2781.5702.5661.6628.3574.2562.8
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low863.10.6952
Triple Number AP Medium678.90.8838
Triple Number AP High619.20.9690
Triple Number Windward/Leeward Low1143.70.5246
Triple Number Windward/Leeward Medium820.50.7313
Triple Number Windward/Leeward High736.80.8143
Single Number Predominant Upwind773.30.7759
Single Number Predominant Reaching682.70.8789
Single Number Predominant Downwind715.20.8389
Predominant Upwind - Low1039.30.5773
Predominant Upwind - Low/Med805.50.7449
Predominant Upwind - Medium720.80.8324
Predominant Upwind - Med/High685.30.8755
Predominant Upwind - High678.00.8850
Predominant Downwind Low1034.60.5799
Predominant Downwind Low/Med770.30.7789
Predominant Downwind Medium662.30.9060
Predominant Downwind Med/High597.71.0038
Predominant Downwind High558.21.0748
Predominant Reaching Low932.30.6435
Predominant Reaching Low/Med718.90.8346
Predominant Reaching Medium639.70.9379
Predominant Reaching Med/High594.21.0097
Predominant Reaching High566.81.0586
SA/DSPL Upwind20.63SA/DSPL Downwind36.62
Scoring OptionTODTOT
5-Band Windward/Leeward Low1274.90.4706
5-Band Windward/Leeward Low/Med943.20.6362
5-Band Windward/Leeward Medium807.60.7430
5-Band Windward/Leeward Med/High743.30.8072
5-Band Windward/Leeward High724.70.8280
Windward/Leeward 60-40 Low1281.80.4681
Windward/Leeward 60-40 Low/Med957.00.6270
Windward/Leeward 60-40 Medium827.80.7248
Windward/Leeward 60-40 Med/High771.20.7780
Windward/Leeward 60-40 High760.30.7892
5-Band AP Low952.50.6299
5-Band AP Low/Med759.70.7898
5-Band AP Medium670.60.8947
5-Band AP Med/High625.10.9599
5-Band AP High605.70.9905
5-Band SF Bay Tour - Low1104.10.5434
5-Band SF Bay Tour - Low/Med906.30.6620
5-Band SF Bay Tour - Medium785.20.7641
5-Band SF Bay Tour - Med/High729.20.8228
5-Band SF Bay Tour - High712.10.8426
Chicago-Mac Upwind0.7554
Chicago-Mac All Purpose0.7846
Chicago-Mac Downwind0.8108
Bayview-Mac Cove Island0.5825
Bayview-Mac Shore0.5862
Harvest Moon Regatta597.21.0047
Double HandedClub Certificate2025
SuntikiNED 2409
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassOcean Sport 25Measurement15/08/2021HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.517Max. Beam2.796Draft1.538Displacement1,638Wetted area11.63IMS L6.304LSM06.250Acc. length7.517Sink (kg/mm) 8.77
VCGD0.021VCGM0.066RM Rated (kg·m) 29.5Limit of positive stability(°) N/AStability IndexN/ADefault crew weight170Declared crew weightN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRDPBW
PSDPHDPHL
PSAESL
ST1ST2ST3
ST4ST5
RIG
Forestay tensionAftInner stayFixedMast materialSingle headsail furlerNoMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays1CheckstaysSpreaders1Rotating mastNo
P7.990IG8.870ISP8.940MDT10.073MDL10.129MDT2MDL2TLNo TaperMWGO
E2.570J2.960BAS0.880FSDSFJ0.000SPL2.950WPLTPSBDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date20/04/2023
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Double HandedClub Certificate2025
SuntikiNED 2409
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment20220.140.581.001.672.2112.46
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment20220.070.470.911.812.783.748.78YesNo 16.25
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment20228.948.948.945.264.8138.52