Double HandedClub Certificate2025
Joint AdventureNED 6667
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 Angles43.1°43.1°41.1°39.8°39.1°38.6°38.3°38.2°39.3°
Beat VMG2.563.584.394.915.165.305.395.475.39
52°3.995.446.507.137.417.547.637.727.67
60°4.255.726.757.357.637.767.857.957.97
75°4.425.916.927.517.838.038.168.338.41
90°4.365.957.067.517.878.158.378.708.92
110°4.536.177.367.938.258.498.719.099.44
120°4.426.087.307.958.388.769.039.5710.11
135°3.815.436.797.668.198.689.1810.4511.83
150°3.204.565.776.847.648.128.569.5011.41
Run VMG2.773.955.005.926.647.097.488.269.88
Gybe Angles142.4°142.4°146.3°148.1°152.3°155.0°157.9°155.5°143.1°
APH ToD:526.6CDL: 10.154APH ToT: 1.1394CertNo:none
BOAT
ClassJ-120DesignerR. JohnstoneBuilderJ-CompositAge date07/2001Series date01/2001Offset fileJ120.offData fileNED6667
HULL
Length Overall12.244 mMaximum Beam3.674 mDraft2.171 mDisplacement7,104 kgDLR5.1258IMS DivisionCruiser/RacerDynamic Allowance0.220%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.430m
CREW
Maximum weight150 kg(declared)Minimum weight120 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail43.6444.45Headsail Luffed33.4233.42Headsail FlyingSymmetricAsymmetric143.63143.63 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail13.38Storm Jib11.86Heavy Weather Jib32.02
SAIL LIMITS
Headsails6Spinnakers5
STABILITY
Righting Moment175.8 kg·mStability Index121.8
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
Joint AdventureNED 6667
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 VMG1404.41006.4820.4733.7697.0679.1668.4658.5668.5
52°901.5662.1554.1505.2485.7477.2472.0466.5469.2
60°847.9629.5533.1489.9472.0463.6458.7452.9451.9
75°814.5609.5520.3479.3460.0448.6441.1432.0427.9
90°825.1604.7509.8479.3457.3441.9430.3413.6403.6
110°795.6583.1489.4453.8436.4424.0413.4395.8381.4
120°814.6592.4493.0453.1429.5411.1398.5376.3356.1
135°945.3663.2530.2470.0439.5414.8392.2344.5304.3
150°1125.5789.3623.6526.6471.2443.2420.4378.9315.4
Run VMG1300.0911.4720.1608.1542.0507.5481.0436.1364.2
Selected Courses
Windward / Leeward1352.0958.9770.3670.9619.5593.3574.7547.3516.4
All purpose1028.0739.5605.1541.0508.5489.9476.3455.0435.8
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward648.50.9252
All purpose526.61.1394
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low672.30.8924
Triple Number Coastal/Long Distance Medium522.71.1478
Triple Number Coastal/Long Distance High471.71.2719
Triple Number Windward/Leeward Low864.60.6940
Triple Number Windward/Leeward Medium642.70.9336
Triple Number Windward/Leeward High569.01.0544
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance572.31.0484
Triple Number Coastal/Long Distance Low672.30.8924
Triple Number Coastal/Long Distance Medium522.71.1478
Triple Number Coastal/Long Distance High471.71.2719
Triple Number Windward/Leeward Low864.60.6940
Triple Number Windward/Leeward Medium642.70.9336
Triple Number Windward/Leeward High569.01.0544
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1428.3954.1724.2606.9542.1508.0480.8437.3417.5
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7979
Downwind "popa"0.9985
70% up, 30% down "Ilhabela"0.8491
30% up, 70% down "Ilhabela-inverso"0.9285
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low672.30.8924
Triple Number Coastal/Long Distance Medium522.71.1478
Triple Number Coastal/Long Distance High471.71.2719
Triple Number Windward/Leeward Low864.60.6940
Triple Number Windward/Leeward Medium642.70.9336
Triple Number Windward/Leeward High569.01.0544
Predominantly Upwind573.71.0459
Predominantly Downwind526.71.1392
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low672.30.8924
Triple Number AP Medium522.81.1477
Triple Number AP High471.71.2719
Triple Number Windward/Leeward Low903.40.6642
Triple Number Windward/Leeward Medium642.70.9336
Triple Number Windward/Leeward High569.01.0544
Single Number Predominant Upwind598.21.0030
Single Number Predominant Reaching523.01.1472
Single Number Predominant Downwind550.11.0908
Predominant Upwind - Low824.60.7276
Predominant Upwind - Low/Med627.20.9566
Predominant Upwind - Medium556.31.0785
Predominant Upwind - Med/High522.11.1493
Predominant Upwind - High505.71.1865
Predominant Downwind Low802.20.7479
Predominant Downwind Low/Med593.01.0119
Predominant Downwind Medium509.11.1787
Predominant Downwind Med/High458.31.3092
Predominant Downwind High422.31.4209
Predominant Reaching Low724.50.8281
Predominant Reaching Low/Med552.41.0861
Predominant Reaching Medium489.11.2268
Predominant Reaching Med/High451.31.3296
Predominant Reaching High426.11.4080
SA/DSPL Upwind20.72SA/DSPL Downwind50.35
Scoring OptionTODTOT
5-Band Windward/Leeward Low1010.10.5940
5-Band Windward/Leeward Low/Med740.80.8100
5-Band Windward/Leeward Medium632.50.9486
5-Band Windward/Leeward Med/High577.01.0399
5-Band Windward/Leeward High546.71.0975
Windward/Leeward 60-40 Low1019.90.5883
Windward/Leeward 60-40 Low/Med752.40.7974
Windward/Leeward 60-40 Medium647.60.9265
Windward/Leeward 60-40 Med/High595.81.0071
Windward/Leeward 60-40 High569.71.0531
5-Band AP Low741.80.8089
5-Band AP Low/Med588.01.0203
5-Band AP Medium516.21.1624
5-Band AP Med/High477.71.2559
5-Band AP High455.31.3177
5-Band SF Bay Tour - Low871.30.6887
5-Band SF Bay Tour - Low/Med708.80.8465
5-Band SF Bay Tour - Medium610.40.9830
5-Band SF Bay Tour - Med/High559.91.0716
5-Band SF Bay Tour - High532.21.1275
Chicago-Mac Upwind0.9736
Chicago-Mac All Purpose1.0142
Chicago-Mac Downwind1.0524
Bayview-Mac Cove Island0.7424
Bayview-Mac Shore0.7466
Harvest Moon Regatta457.51.3115
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance572.31.0484
Triple Number Coastal/Long Distance Low672.30.8924
Triple Number Coastal/Long Distance Medium522.71.1478
Triple Number Coastal/Long Distance High471.71.2719
Triple Number Windward/Leeward Low864.60.6940
Triple Number Windward/Leeward Medium642.70.9336
Triple Number Windward/Leeward High569.01.0544
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1428.3954.1724.2606.9542.1508.0480.8437.3417.5
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance572.31.0484
Triple Number Coastal/Long Distance Low672.30.8924
Triple Number Coastal/Long Distance Medium522.71.1478
Triple Number Coastal/Long Distance High471.71.2719
Triple Number Windward/Leeward Low864.60.6940
Triple Number Windward/Leeward Medium642.70.9336
Triple Number Windward/Leeward High569.01.0544
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1428.3954.1724.2606.9542.1508.0480.8437.3417.5
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance572.3
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1428.3954.1724.2606.9542.1508.0480.8437.3417.5
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low672.30.8924
Triple Number Coastal/Long Distance Medium522.71.1478
Triple Number Coastal/Long Distance High471.71.2719
Triple Number Windward/Leeward Low864.60.6940
Triple Number Windward/Leeward Medium642.70.9336
Triple Number Windward/Leeward High569.01.0544
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating572.31.0484
FinRating, kevyt tuuli991.21.0089
FinRating, kova tuuli457.51.0928
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low672.30.8924
Triple Number Coastal/Long Distance Medium522.71.1478
Triple Number Coastal/Long Distance High471.71.2719
Triple Number Windward/Leeward Low864.60.6940
Triple Number Windward/Leeward Medium642.70.9336
Triple Number Windward/Leeward High569.01.0544
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.0484
Triple Number Coastal/Long Distance Low0.8924
Triple Number Coastal/Long Distance Medium1.1478
Triple Number Coastal/Long Distance High1.2719
Triple Number Windward/Leeward Low0.6940
Triple Number Windward/Leeward Medium0.9336
Triple Number Windward/Leeward High1.0544
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1428.3954.1724.2606.9542.1508.0480.8437.3417.5
For information
General Purpose Handicap (GPH)590.2
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance572.31.0484
Triple Number Coastal/Long Distance Low672.30.8924
Triple Number Coastal/Long Distance Medium522.71.1478
Triple Number Coastal/Long Distance High471.71.2719
Triple Number Windward/Leeward Low864.60.6940
Triple Number Windward/Leeward Medium642.70.9336
Triple Number Windward/Leeward High569.01.0544
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1428.3954.1724.2606.9542.1508.0480.8437.3417.5
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low672.30.8924
Triple Number Coastal/Long Distance Medium522.71.1478
Triple Number Coastal/Long Distance High471.71.2719
Triple Number Windward/Leeward Low864.60.6940
Triple Number Windward/Leeward Medium642.70.9336
Triple Number Windward/Leeward High569.01.0544
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance572.31.0484
Triple Number Coastal/Long Distance Low672.30.8924
Triple Number Coastal/Long Distance Medium522.71.1478
Triple Number Coastal/Long Distance High471.71.2719
Triple Number Windward/Leeward Low864.60.6940
Triple Number Windward/Leeward Medium642.70.9336
Triple Number Windward/Leeward High569.01.0544
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1428.3954.1724.2606.9542.1508.0480.8437.3417.5
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance572.31.0484
Triple Number Coastal/Long Distance Low672.30.8924
Triple Number Coastal/Long Distance Medium522.71.1478
Triple Number Coastal/Long Distance High471.71.2719
Triple Number Windward/Leeward Low864.60.6940
Triple Number Windward/Leeward Medium642.70.9336
Triple Number Windward/Leeward High569.01.0544
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1428.3954.1724.2606.9542.1508.0480.8437.3417.5
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low672.3
Triple Number Coastal/Long Distance Medium522.7
Triple Number Coastal/Long Distance High471.7
Triple Number Windward/Leeward Low864.6
Triple Number Windward/Leeward Medium642.7
Triple Number Windward/Leeward High569.0
Predominantly Upwind573.7
Predominantly Downwind526.7
Predominantly Reaching508.1
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance572.31.0484
Triple Number Coastal/Long Distance Low672.30.8924
Triple Number Coastal/Long Distance Medium522.71.1478
Triple Number Coastal/Long Distance High471.71.2719
Triple Number Windward/Leeward Low864.60.6940
Triple Number Windward/Leeward Medium642.70.9336
Triple Number Windward/Leeward High569.01.0544
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1428.3954.1724.2606.9542.1508.0480.8437.3417.5
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8924
Triple Number Coastal/Long Distance Medium1.1478
Triple Number Coastal/Long Distance High1.2719
Triple Number Windward/Leeward Low0.6940
Triple Number Windward/Leeward Medium0.9336
Triple Number Windward/Leeward High1.0544
Coastal/Long Distance1.0484
Predominantly Upwind1.0459
Predominantly Downwind1.1392
For information
General Purpose Handicap (GPH)590.2
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.1394
Distanseseilas Trippeltall svak vind0.8924
Distanseseilas Trippeltall mellomvind1.1478
Distanseseilas Trippeltall sterk vind1.2719
Pølsebane Trippeltall svak vind0.6940
Pølsebane Trippeltall mellomvind0.9336
Pølsebane Trippeltall sterk vind1.0544
Motvind Singeltall1.0459
Medvind Singeltall1.1392
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low672.30.8924
Triple Number Coastal/Long Distance Medium522.71.1478
Triple Number Coastal/Long Distance High471.71.2719
Triple Number Windward/Leeward Low864.60.6940
Triple Number Windward/Leeward Medium642.70.9336
Triple Number Windward/Leeward High569.01.0544
Coastal/Long Distance572.31.0484
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind573.71.0459
Predominantly Downwind526.71.1392
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore525.61.1415
Cape Doctor Coastal441.51.3589
Triple Number Coastal/Long Distance Low672.30.8924
Triple Number Coastal/Long Distance Medium522.71.1478
Triple Number Coastal/Long Distance High471.71.2719
Triple Number Windward/Leeward Low864.60.6940
Triple Number Windward/Leeward Medium642.70.9336
Triple Number Windward/Leeward High569.01.0544
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8924
Triple Number Coastal/Long Distance Medium1.1478
Triple Number Coastal/Long Distance High1.2719
Triple Number Windward/Leeward Low0.6940
Triple Number Windward/Leeward Medium0.9336
Triple Number Windward/Leeward High1.0544
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8924
Triple Number Coastal/Long Distance Medium1.1478
Triple Number Coastal/Long Distance High1.2719
Triple Number Windward/Leeward Low0.6940
Triple Number Windward/Leeward Medium0.9336
Triple Number Windward/Leeward High1.0544
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance572.31.0484
Triple Number Coastal/Long Distance Low672.30.8924
Triple Number Coastal/Long Distance Medium522.71.1478
Triple Number Coastal/Long Distance High471.71.2719
Triple Number Windward/Leeward Low864.60.6940
Triple Number Windward/Leeward Medium642.70.9336
Triple Number Windward/Leeward High569.01.0544
Predominantly Upwind573.71.0459
Predominantly Downwind526.71.1392
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1428.3954.1724.2606.9542.1508.0480.8437.3417.5
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance572.31.0484
Triple Number Coastal/Long Distance Low672.30.8924
Triple Number Coastal/Long Distance Medium522.71.1478
Triple Number Coastal/Long Distance High471.71.2719
Triple Number Windward/Leeward Low864.60.6940
Triple Number Windward/Leeward Medium642.70.9336
Triple Number Windward/Leeward High569.01.0544
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1428.3954.1724.2606.9542.1508.0480.8437.3417.5
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low672.30.8924
Triple Number AP Medium522.81.1477
Triple Number AP High471.71.2719
Triple Number Windward/Leeward Low903.40.6642
Triple Number Windward/Leeward Medium642.70.9336
Triple Number Windward/Leeward High569.01.0544
Single Number Predominant Upwind598.21.0030
Single Number Predominant Reaching523.01.1472
Single Number Predominant Downwind550.11.0908
Predominant Upwind - Low824.60.7276
Predominant Upwind - Low/Med627.20.9566
Predominant Upwind - Medium556.31.0785
Predominant Upwind - Med/High522.11.1493
Predominant Upwind - High505.71.1865
Predominant Downwind Low802.20.7479
Predominant Downwind Low/Med593.01.0119
Predominant Downwind Medium509.11.1787
Predominant Downwind Med/High458.31.3092
Predominant Downwind High422.31.4209
Predominant Reaching Low724.50.8281
Predominant Reaching Low/Med552.41.0861
Predominant Reaching Medium489.11.2268
Predominant Reaching Med/High451.31.3296
Predominant Reaching High426.11.4080
SA/DSPL Upwind20.72SA/DSPL Downwind50.35
Scoring OptionTODTOT
5-Band Windward/Leeward Low1010.10.5940
5-Band Windward/Leeward Low/Med740.80.8100
5-Band Windward/Leeward Medium632.50.9486
5-Band Windward/Leeward Med/High577.01.0399
5-Band Windward/Leeward High546.71.0975
Windward/Leeward 60-40 Low1019.90.5883
Windward/Leeward 60-40 Low/Med752.40.7974
Windward/Leeward 60-40 Medium647.60.9265
Windward/Leeward 60-40 Med/High595.81.0071
Windward/Leeward 60-40 High569.71.0531
5-Band AP Low741.80.8089
5-Band AP Low/Med588.01.0203
5-Band AP Medium516.21.1624
5-Band AP Med/High477.71.2559
5-Band AP High455.31.3177
5-Band SF Bay Tour - Low871.30.6887
5-Band SF Bay Tour - Low/Med708.80.8465
5-Band SF Bay Tour - Medium610.40.9830
5-Band SF Bay Tour - Med/High559.91.0716
5-Band SF Bay Tour - High532.21.1275
Chicago-Mac Upwind0.9736
Chicago-Mac All Purpose1.0142
Chicago-Mac Downwind1.0524
Bayview-Mac Cove Island0.7424
Bayview-Mac Shore0.7466
Harvest Moon Regatta457.51.3115
Double HandedClub Certificate2025
Joint AdventureNED 6667
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ-120Measurement21/08/2001HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA12.244Max. Beam3.674Draft2.171Displacement7,104Wetted area30.99IMS L11.130LSM011.148Acc. length11.941Sink (kg/mm) 23.48
VCGD0.051VCGM-0.029RM Rated (kg·m) 175.8Limit of positive stability(°) 118.0Stability Index121.8Default crew weight170Declared crew weight150
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.430PBWPIPA0.0031
EDL2.000ST10.045ST2
ST3ST40.098ST50.270
RIG
Forestay tensionAftInner stayNone FittedMast materialCarbonSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays1Checkstays0Spreaders2Rotating mastNo
P14.150IG15.330ISP16.110MDT10.114MDL10.211MDT20.110MDL20.141TL0.800MW0.211GO0.231
E5.400J4.440BAS1.710FSD0.028SFJ0.000SPLWPLTPS6.570BD0.160MWT153.30MCG4.780
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date21/08/2001
SFFP0.914FFM1.192FF1.209LCFcl6.724SG1.0000
SAFP11.631FAM0.880FA0.890LCFsh6.970HBI1.067
W192.0W292.0W392.0W492.0
PD1229.0PD2228.0PD3229.0PD4228.0
WD12.710PLM2000.00GSA41.5RSA5541.8RM177.8
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Double HandedClub Certificate2025
Joint AdventureNED 6667
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment20240.060.981.843.314.4443.64
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment20230.080.591.132.233.294.3315.14YesNo 33.42
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment202518.1315.5016.8210.1310.7394%143.63
CRUISER/RACER REQUIREMENTS*
Accommodation length11.9 mTable area0.55 m²Headroom1.81 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity148 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity88 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.