Club Certificate2025
Joe CoolNED 3271
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 Angles42.3°42.3°40.0°37.8°36.9°36.5°36.2°36.0°36.7°
Beat VMG2.823.844.595.005.185.275.335.405.36
52°4.405.786.626.987.137.217.277.347.34
60°4.676.036.787.127.297.387.447.547.57
75°4.836.176.877.227.467.617.717.898.00
90°4.666.046.827.237.527.767.968.228.44
110°4.085.596.687.247.617.918.148.518.70
120°3.945.436.557.177.607.988.348.969.48
135°3.464.886.066.877.367.798.219.1810.85
150°2.864.135.276.256.957.397.798.629.79
Run VMG2.483.584.575.426.156.717.147.878.65
Gybe Angles145.3°145.3°149.6°152.3°159.0°166.0°171.8°175.4°166.3°
APH ToD:550.4CDL: 9.229APH ToT: 1.0901CertNo:none
BOAT
ClassJ-35DesignerR.JohnstoneBuilderTillotson-PearsonAge date04/1989Series date05/1983Offset fileJ35.offData fileNED3271
HULL
Length Overall10.820 mMaximum Beam3.646 mDraft2.120 mDisplacement4,626 kgDLR6.6033IMS DivisionCruiser/RacerDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFeathering 2 bladesDiameter0.415m
CREW
Maximum weight581 kg(default)Minimum weight451 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail31.4731.99Headsail Luffed52.5552.55Headsail FlyingSymmetric95.1595.15Asymmetric
STORM SAIL AREAS (m²)
Trysail9.44Storm Jib10.05Heavy Weather Jib27.12
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
Joe CoolNED 3271
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 VMG1278.2937.4784.6719.5695.0682.5675.3667.2671.5
52°819.0623.1544.0515.5504.7499.6495.4490.3490.7
60°770.6597.0531.2505.8494.1488.1484.0477.2475.3
75°745.1583.1524.2498.5482.9473.1466.9456.2450.0
90°772.7596.5527.9497.9478.6463.8452.5438.1426.3
110°881.3643.9538.7497.2473.1455.3442.3423.2413.6
120°913.6663.2550.0501.9473.8450.9431.8401.9379.7
135°1039.2737.4594.2524.1489.0462.3438.5392.1331.9
150°1256.7871.9682.6576.3518.3487.2462.3417.5367.6
Run VMG1452.21006.7788.2664.0585.7536.8504.2457.2416.2
Selected Courses
Windward / Leeward1363.6972.1786.4691.8640.3609.7589.8562.2543.9
All purpose1028.0751.1625.1565.6534.2514.8500.6478.9461.3
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward666.70.8999
All purpose550.41.0901
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low688.10.8720
Triple Number Coastal/Long Distance Medium547.41.0961
Triple Number Coastal/Long Distance High496.01.2097
Triple Number Windward/Leeward Low879.20.6824
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High584.41.0267
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance595.91.0068
Triple Number Coastal/Long Distance Low688.10.8720
Triple Number Coastal/Long Distance Medium547.41.0961
Triple Number Coastal/Long Distance High496.01.2097
Triple Number Windward/Leeward Low879.20.6824
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High584.41.0267
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1457.5975.5743.7630.2567.1533.1505.8461.6444.5
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8137
Downwind "popa"0.9245
70% up, 30% down "Ilhabela"0.8441
30% up, 70% down "Ilhabela-inverso"0.8883
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low688.10.8720
Triple Number Coastal/Long Distance Medium547.41.0961
Triple Number Coastal/Long Distance High496.01.2097
Triple Number Windward/Leeward Low879.20.6824
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High584.41.0267
Predominantly Upwind587.21.0217
Predominantly Downwind562.71.0664
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low688.10.8720
Triple Number AP Medium547.41.0960
Triple Number AP High496.01.2097
Triple Number Windward/Leeward Low918.40.6533
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High584.41.0267
Single Number Predominant Upwind607.60.9876
Single Number Predominant Reaching547.91.0950
Single Number Predominant Downwind586.81.0225
Predominant Upwind - Low800.90.7492
Predominant Upwind - Low/Med631.20.9505
Predominant Upwind - Medium572.31.0484
Predominant Upwind - Med/High542.31.1064
Predominant Upwind - High526.51.1396
Predominant Downwind Low848.50.7071
Predominant Downwind Low/Med633.50.9471
Predominant Downwind Medium544.71.1014
Predominant Downwind Med/High488.81.2274
Predominant Downwind High452.51.3260
Predominant Reaching Low735.70.8155
Predominant Reaching Low/Med577.21.0394
Predominant Reaching Medium517.11.1602
Predominant Reaching Med/High479.61.2510
Predominant Reaching High454.41.3204
SA/DSPL Upwind30.11SA/DSPL Downwind45.37
Scoring OptionTODTOT
5-Band Windward/Leeward Low1023.90.5860
5-Band Windward/Leeward Low/Med758.80.7907
5-Band Windward/Leeward Medium651.70.9207
5-Band Windward/Leeward Med/High592.71.0123
5-Band Windward/Leeward High563.81.0642
Windward/Leeward 60-40 Low1016.00.5905
Windward/Leeward 60-40 Low/Med761.20.7882
Windward/Leeward 60-40 Medium661.90.9065
Windward/Leeward 60-40 Med/High609.50.9844
Windward/Leeward 60-40 High584.91.0258
5-Band AP Low762.90.7865
5-Band AP Low/Med609.20.9848
5-Band AP Medium540.91.1093
5-Band AP Med/High502.21.1948
5-Band AP High479.61.2511
5-Band SF Bay Tour - Low880.70.6813
5-Band SF Bay Tour - Low/Med724.90.8277
5-Band SF Bay Tour - Medium630.30.9519
5-Band SF Bay Tour - Med/High579.21.0359
5-Band SF Bay Tour - High552.01.0869
Chicago-Mac Upwind0.9626
Chicago-Mac All Purpose0.9782
Chicago-Mac Downwind0.9868
Bayview-Mac Cove Island0.7300
Bayview-Mac Shore0.7368
Harvest Moon Regatta485.61.2357
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance595.91.0068
Triple Number Coastal/Long Distance Low688.10.8720
Triple Number Coastal/Long Distance Medium547.41.0961
Triple Number Coastal/Long Distance High496.01.2097
Triple Number Windward/Leeward Low879.20.6824
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High584.41.0267
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1457.5975.5743.7630.2567.1533.1505.8461.6444.5
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance595.91.0068
Triple Number Coastal/Long Distance Low688.10.8720
Triple Number Coastal/Long Distance Medium547.41.0961
Triple Number Coastal/Long Distance High496.01.2097
Triple Number Windward/Leeward Low879.20.6824
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High584.41.0267
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1457.5975.5743.7630.2567.1533.1505.8461.6444.5
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance595.9
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1457.5975.5743.7630.2567.1533.1505.8461.6444.5
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low688.10.8720
Triple Number Coastal/Long Distance Medium547.41.0961
Triple Number Coastal/Long Distance High496.01.2097
Triple Number Windward/Leeward Low879.20.6824
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High584.41.0267
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating595.91.0068
FinRating, kevyt tuuli1007.90.9922
FinRating, kova tuuli482.41.0364
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low688.10.8720
Triple Number Coastal/Long Distance Medium547.41.0961
Triple Number Coastal/Long Distance High496.01.2097
Triple Number Windward/Leeward Low879.20.6824
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High584.41.0267
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.0068
Triple Number Coastal/Long Distance Low0.8720
Triple Number Coastal/Long Distance Medium1.0961
Triple Number Coastal/Long Distance High1.2097
Triple Number Windward/Leeward Low0.6824
Triple Number Windward/Leeward Medium0.9064
Triple Number Windward/Leeward High1.0267
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1457.5975.5743.7630.2567.1533.1505.8461.6444.5
For information
General Purpose Handicap (GPH)613.5
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance595.91.0068
Triple Number Coastal/Long Distance Low688.10.8720
Triple Number Coastal/Long Distance Medium547.41.0961
Triple Number Coastal/Long Distance High496.01.2097
Triple Number Windward/Leeward Low879.20.6824
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High584.41.0267
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1457.5975.5743.7630.2567.1533.1505.8461.6444.5
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low688.10.8720
Triple Number Coastal/Long Distance Medium547.41.0961
Triple Number Coastal/Long Distance High496.01.2097
Triple Number Windward/Leeward Low879.20.6824
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High584.41.0267
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance595.91.0068
Triple Number Coastal/Long Distance Low688.10.8720
Triple Number Coastal/Long Distance Medium547.41.0961
Triple Number Coastal/Long Distance High496.01.2097
Triple Number Windward/Leeward Low879.20.6824
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High584.41.0267
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1457.5975.5743.7630.2567.1533.1505.8461.6444.5
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance595.91.0068
Triple Number Coastal/Long Distance Low688.10.8720
Triple Number Coastal/Long Distance Medium547.41.0961
Triple Number Coastal/Long Distance High496.01.2097
Triple Number Windward/Leeward Low879.20.6824
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High584.41.0267
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1457.5975.5743.7630.2567.1533.1505.8461.6444.5
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low688.1
Triple Number Coastal/Long Distance Medium547.4
Triple Number Coastal/Long Distance High496.0
Triple Number Windward/Leeward Low879.2
Triple Number Windward/Leeward Medium662.0
Triple Number Windward/Leeward High584.4
Predominantly Upwind587.2
Predominantly Downwind562.7
Predominantly Reaching539.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance595.91.0068
Triple Number Coastal/Long Distance Low688.10.8720
Triple Number Coastal/Long Distance Medium547.41.0961
Triple Number Coastal/Long Distance High496.01.2097
Triple Number Windward/Leeward Low879.20.6824
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High584.41.0267
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1457.5975.5743.7630.2567.1533.1505.8461.6444.5
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8720
Triple Number Coastal/Long Distance Medium1.0961
Triple Number Coastal/Long Distance High1.2097
Triple Number Windward/Leeward Low0.6824
Triple Number Windward/Leeward Medium0.9064
Triple Number Windward/Leeward High1.0267
Coastal/Long Distance1.0068
Predominantly Upwind1.0217
Predominantly Downwind1.0664
For information
General Purpose Handicap (GPH)613.5
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0901
Distanseseilas Trippeltall svak vind0.8720
Distanseseilas Trippeltall mellomvind1.0961
Distanseseilas Trippeltall sterk vind1.2097
Pølsebane Trippeltall svak vind0.6824
Pølsebane Trippeltall mellomvind0.9064
Pølsebane Trippeltall sterk vind1.0267
Motvind Singeltall1.0217
Medvind Singeltall1.0664
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low688.10.8720
Triple Number Coastal/Long Distance Medium547.41.0961
Triple Number Coastal/Long Distance High496.01.2097
Triple Number Windward/Leeward Low879.20.6824
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High584.41.0267
Coastal/Long Distance595.91.0068
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind587.21.0217
Predominantly Downwind562.71.0664
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore549.41.0922
Cape Doctor Coastal466.61.2860
Triple Number Coastal/Long Distance Low688.10.8720
Triple Number Coastal/Long Distance Medium547.41.0961
Triple Number Coastal/Long Distance High496.01.2097
Triple Number Windward/Leeward Low879.20.6824
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High584.41.0267
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8720
Triple Number Coastal/Long Distance Medium1.0961
Triple Number Coastal/Long Distance High1.2097
Triple Number Windward/Leeward Low0.6824
Triple Number Windward/Leeward Medium0.9064
Triple Number Windward/Leeward High1.0267
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8720
Triple Number Coastal/Long Distance Medium1.0961
Triple Number Coastal/Long Distance High1.2097
Triple Number Windward/Leeward Low0.6824
Triple Number Windward/Leeward Medium0.9064
Triple Number Windward/Leeward High1.0267
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance595.91.0068
Triple Number Coastal/Long Distance Low688.10.8720
Triple Number Coastal/Long Distance Medium547.41.0961
Triple Number Coastal/Long Distance High496.01.2097
Triple Number Windward/Leeward Low879.20.6824
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High584.41.0267
Predominantly Upwind587.21.0217
Predominantly Downwind562.71.0664
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1457.5975.5743.7630.2567.1533.1505.8461.6444.5
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance595.91.0068
Triple Number Coastal/Long Distance Low688.10.8720
Triple Number Coastal/Long Distance Medium547.41.0961
Triple Number Coastal/Long Distance High496.01.2097
Triple Number Windward/Leeward Low879.20.6824
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High584.41.0267
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1457.5975.5743.7630.2567.1533.1505.8461.6444.5
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low688.10.8720
Triple Number AP Medium547.41.0960
Triple Number AP High496.01.2097
Triple Number Windward/Leeward Low918.40.6533
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High584.41.0267
Single Number Predominant Upwind607.60.9876
Single Number Predominant Reaching547.91.0950
Single Number Predominant Downwind586.81.0225
Predominant Upwind - Low800.90.7492
Predominant Upwind - Low/Med631.20.9505
Predominant Upwind - Medium572.31.0484
Predominant Upwind - Med/High542.31.1064
Predominant Upwind - High526.51.1396
Predominant Downwind Low848.50.7071
Predominant Downwind Low/Med633.50.9471
Predominant Downwind Medium544.71.1014
Predominant Downwind Med/High488.81.2274
Predominant Downwind High452.51.3260
Predominant Reaching Low735.70.8155
Predominant Reaching Low/Med577.21.0394
Predominant Reaching Medium517.11.1602
Predominant Reaching Med/High479.61.2510
Predominant Reaching High454.41.3204
SA/DSPL Upwind30.11SA/DSPL Downwind45.37
Scoring OptionTODTOT
5-Band Windward/Leeward Low1023.90.5860
5-Band Windward/Leeward Low/Med758.80.7907
5-Band Windward/Leeward Medium651.70.9207
5-Band Windward/Leeward Med/High592.71.0123
5-Band Windward/Leeward High563.81.0642
Windward/Leeward 60-40 Low1016.00.5905
Windward/Leeward 60-40 Low/Med761.20.7882
Windward/Leeward 60-40 Medium661.90.9065
Windward/Leeward 60-40 Med/High609.50.9844
Windward/Leeward 60-40 High584.91.0258
5-Band AP Low762.90.7865
5-Band AP Low/Med609.20.9848
5-Band AP Medium540.91.1093
5-Band AP Med/High502.21.1948
5-Band AP High479.61.2511
5-Band SF Bay Tour - Low880.70.6813
5-Band SF Bay Tour - Low/Med724.90.8277
5-Band SF Bay Tour - Medium630.30.9519
5-Band SF Bay Tour - Med/High579.21.0359
5-Band SF Bay Tour - High552.01.0869
Chicago-Mac Upwind0.9626
Chicago-Mac All Purpose0.9782
Chicago-Mac Downwind0.9868
Bayview-Mac Cove Island0.7300
Bayview-Mac Shore0.7368
Harvest Moon Regatta485.61.2357
Club Certificate2025
Joe CoolNED 3271
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ-35Measurement30/04/1989HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA10.820Max. Beam3.646Draft2.120Displacement4,626Wetted area23.43IMS L9.225LSM08.881Acc. length10.820Sink (kg/mm) 17.39
VCGD-0.062VCGM0.003RM Rated (kg·m) 113.7Limit of positive stability(°) N/AStability IndexN/ADefault crew weight581Declared crew weightN/A
PROPELLER
Propeller TypeFeathering 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.415PBW0.150PIPA0.0049
PSD0.025PHD0.080PHL0.240
PSA14.5°ESL0.820
ST10.021ST20.082ST30.082
ST40.040ST50.189
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays1CheckstaysSpreaders2Rotating mastNo
P12.650IG14.060ISP14.126MDT10.114MDL10.181MDT20.096MDL20.135TL2.360MW0.135GO0.170
E4.260J4.450BAS1.326FSD0.034SFJ0.000SPL4.570WPLTPSBD0.152MWT154.00MCG4.340
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date29/04/2025
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
Joe CoolNED 3271
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.160.881.522.683.5231.47* Copied from legacy *
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentORC6.950.00NoNo 52.55* Copied from legacy *
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentORC14.0814.0814.088.080.0095.15* Copied from legacy *
CRUISER/RACER REQUIREMENTS*
Accommodation length10.8 mTable area0.55 m²Headroom1.75 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity120 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity66 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.