Club Certificate2025
JaffaNED 7624
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 Angles43.4°43.4°41.0°38.9°37.9°37.7°38.4°39.3°41.5°
Beat VMG2.483.414.144.614.824.904.934.904.73
52°3.915.216.086.566.796.896.946.986.93
60°4.165.486.306.726.987.107.187.267.23
75°4.315.646.446.867.187.427.577.757.83
90°4.175.526.396.897.217.547.838.238.47
110°3.955.396.437.007.467.878.228.739.04
120°3.785.196.266.897.387.858.339.3510.20
135°3.294.635.746.547.057.528.019.2711.84
150°2.713.925.035.956.627.097.538.5210.03
Run VMG2.343.404.365.185.886.456.897.718.70
Gybe Angles145.5°145.5°150.1°153.9°160.9°167.3°172.7°172.7°159.5°
APH ToD:580.3CDL: 8.223APH ToT: 1.0339CertNo:22356
BOAT
ClassOne offDesignerRobert WeguelinBuilderSteve EtheridgeAge date01/1989Series date01/1989Offset filehc59001.offData fileNED7624
HULL
Length Overall9.120 mMaximum Beam3.194 mDraft1.719 mDisplacement2,600 kgDLR4.7833IMS DivisionCruiser/RacerDynamic Allowance0.120%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.360m
CREW
Maximum weight515 kg(default)Minimum weight385 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail26.4326.95Headsail Luffed25.1225.12Headsail FlyingSymmetric56.7756.77Asymmetric
STORM SAIL AREAS (m²)
Trysail7.45Storm Jib7.30Heavy Weather Jib19.70
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
JaffaNED 7624
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 VMG1450.41054.2870.4781.0747.1735.3730.8734.4760.8
52°921.6690.8591.7548.6529.9522.6518.7515.7519.3
60°864.7657.1571.8535.3516.0506.8501.6496.0497.9
75°835.8638.7559.2524.7501.7485.0475.3464.5460.1
90°862.9652.6563.8522.5499.4477.7459.9437.6424.8
110°912.1668.0559.7514.5482.9457.4437.8412.6398.4
120°953.6693.2575.3522.5488.1458.8432.3385.0353.1
135°1094.3777.6626.9550.8510.9478.7449.2388.4304.2
150°1330.2917.7715.5604.7543.5507.8477.8422.6358.9
Run VMG1535.91059.7826.1694.8612.3558.5522.4467.0413.8
Selected Courses
Windward / Leeward1491.51057.0848.3737.9679.7646.9626.6600.7587.3
All purpose1122.4813.3670.0599.1561.3537.8520.9496.3478.3
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward711.20.8436
All purpose580.31.0339
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low741.70.8090
Triple Number Coastal/Long Distance Medium577.01.0398
Triple Number Coastal/Long Distance High515.91.1631
Triple Number Windward/Leeward Low952.70.6298
Triple Number Windward/Leeward Medium705.00.8511
Triple Number Windward/Leeward High622.00.9647
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance630.50.9517
Triple Number Coastal/Long Distance Low741.70.8090
Triple Number Coastal/Long Distance Medium577.01.0398
Triple Number Coastal/Long Distance High515.91.1631
Triple Number Windward/Leeward Low952.70.6298
Triple Number Windward/Leeward Medium705.00.8511
Triple Number Windward/Leeward High622.00.9647
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1588.71057.3799.9669.9598.1558.5525.8470.2451.1
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7429
Downwind "popa"0.8859
70% up, 30% down "Ilhabela"0.7807
30% up, 70% down "Ilhabela-inverso"0.8376
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low741.70.8090
Triple Number Coastal/Long Distance Medium577.01.0398
Triple Number Coastal/Long Distance High515.91.1631
Triple Number Windward/Leeward Low952.70.6298
Triple Number Windward/Leeward Medium705.00.8511
Triple Number Windward/Leeward High622.00.9647
Predominantly Upwind626.60.9575
Predominantly Downwind591.61.0143
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low741.70.8090
Triple Number AP Medium577.11.0397
Triple Number AP High515.91.1631
Triple Number Windward/Leeward Low995.60.6026
Triple Number Windward/Leeward Medium705.00.8511
Triple Number Windward/Leeward High622.00.9647
Single Number Predominant Upwind650.80.9220
Single Number Predominant Reaching577.61.0387
Single Number Predominant Downwind616.70.9729
Predominant Upwind - Low882.60.6798
Predominant Upwind - Low/Med681.20.8807
Predominant Upwind - Medium607.50.9876
Predominant Upwind - Med/High572.41.0483
Predominant Upwind - High557.51.0761
Predominant Downwind Low907.70.6610
Predominant Downwind Low/Med671.00.8942
Predominant Downwind Medium571.31.0502
Predominant Downwind Med/High506.51.1847
Predominant Downwind High462.11.2986
Predominant Reaching Low797.40.7525
Predominant Reaching Low/Med614.70.9761
Predominant Reaching Medium542.71.1057
Predominant Reaching Med/High495.91.2100
Predominant Reaching High464.01.2931
SA/DSPL Upwind27.18SA/DSPL Downwind43.86
Scoring OptionTODTOT
5-Band Windward/Leeward Low1113.80.5387
5-Band Windward/Leeward Low/Med815.20.7360
5-Band Windward/Leeward Medium693.50.8652
5-Band Windward/Leeward Med/High630.10.9522
5-Band Windward/Leeward High602.90.9952
Windward/Leeward 60-40 Low1112.50.5393
Windward/Leeward 60-40 Low/Med821.70.7302
Windward/Leeward 60-40 Medium706.70.8490
Windward/Leeward 60-40 Med/High650.80.9220
Windward/Leeward 60-40 High630.00.9524
5-Band AP Low821.00.7308
5-Band AP Low/Med650.00.9230
5-Band AP Medium569.31.0540
5-Band AP Med/High523.01.1473
5-Band AP High497.41.2062
5-Band SF Bay Tour - Low957.90.6264
5-Band SF Bay Tour - Low/Med779.80.7694
5-Band SF Bay Tour - Medium670.90.8944
5-Band SF Bay Tour - Med/High614.90.9758
5-Band SF Bay Tour - High588.51.0195
Chicago-Mac Upwind0.8961
Chicago-Mac All Purpose0.9194
Chicago-Mac Downwind0.9364
Bayview-Mac Cove Island0.6749
Bayview-Mac Shore0.6805
Harvest Moon Regatta501.71.1960
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance630.50.9517
Triple Number Coastal/Long Distance Low741.70.8090
Triple Number Coastal/Long Distance Medium577.01.0398
Triple Number Coastal/Long Distance High515.91.1631
Triple Number Windward/Leeward Low952.70.6298
Triple Number Windward/Leeward Medium705.00.8511
Triple Number Windward/Leeward High622.00.9647
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1588.71057.3799.9669.9598.1558.5525.8470.2451.1
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance630.50.9517
Triple Number Coastal/Long Distance Low741.70.8090
Triple Number Coastal/Long Distance Medium577.01.0398
Triple Number Coastal/Long Distance High515.91.1631
Triple Number Windward/Leeward Low952.70.6298
Triple Number Windward/Leeward Medium705.00.8511
Triple Number Windward/Leeward High622.00.9647
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1588.71057.3799.9669.9598.1558.5525.8470.2451.1
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance630.5
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1588.71057.3799.9669.9598.1558.5525.8470.2451.1
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low741.70.8090
Triple Number Coastal/Long Distance Medium577.01.0398
Triple Number Coastal/Long Distance High515.91.1631
Triple Number Windward/Leeward Low952.70.6298
Triple Number Windward/Leeward Medium705.00.8511
Triple Number Windward/Leeward High622.00.9647
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)630.50.9517
Triple Number Coastal/Long Distance Low741.70.8090
Triple Number Coastal/Long Distance Medium577.01.0398
Triple Number Coastal/Long Distance High515.91.1631
Triple Number Windward/Leeward Low952.70.6298
Triple Number Windward/Leeward Medium705.00.8511
Triple Number Windward/Leeward High622.00.9647
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1588.71057.3799.9669.9598.1558.5525.8470.2451.1
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low741.70.8090
Triple Number Coastal/Long Distance Medium577.01.0398
Triple Number Coastal/Long Distance High515.91.1631
Triple Number Windward/Leeward Low952.70.6298
Triple Number Windward/Leeward Medium705.00.8511
Triple Number Windward/Leeward High622.00.9647
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9517
Triple Number Coastal/Long Distance Low0.8090
Triple Number Coastal/Long Distance Medium1.0398
Triple Number Coastal/Long Distance High1.1631
Triple Number Windward/Leeward Low0.6298
Triple Number Windward/Leeward Medium0.8511
Triple Number Windward/Leeward High0.9647
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1588.71057.3799.9669.9598.1558.5525.8470.2451.1
For information
General Purpose Handicap (GPH)650.5
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance630.50.9517
Triple Number Coastal/Long Distance Low741.70.8090
Triple Number Coastal/Long Distance Medium577.01.0398
Triple Number Coastal/Long Distance High515.91.1631
Triple Number Windward/Leeward Low952.70.6298
Triple Number Windward/Leeward Medium705.00.8511
Triple Number Windward/Leeward High622.00.9647
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1588.71057.3799.9669.9598.1558.5525.8470.2451.1
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low741.70.8090
Triple Number Coastal/Long Distance Medium577.01.0398
Triple Number Coastal/Long Distance High515.91.1631
Triple Number Windward/Leeward Low952.70.6298
Triple Number Windward/Leeward Medium705.00.8511
Triple Number Windward/Leeward High622.00.9647
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance630.50.9517
Triple Number Coastal/Long Distance Low741.70.8090
Triple Number Coastal/Long Distance Medium577.01.0398
Triple Number Coastal/Long Distance High515.91.1631
Triple Number Windward/Leeward Low952.70.6298
Triple Number Windward/Leeward Medium705.00.8511
Triple Number Windward/Leeward High622.00.9647
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1588.71057.3799.9669.9598.1558.5525.8470.2451.1
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance630.50.9517
Triple Number Coastal/Long Distance Low741.70.8090
Triple Number Coastal/Long Distance Medium577.01.0398
Triple Number Coastal/Long Distance High515.91.1631
Triple Number Windward/Leeward Low952.70.6298
Triple Number Windward/Leeward Medium705.00.8511
Triple Number Windward/Leeward High622.00.9647
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1588.71057.3799.9669.9598.1558.5525.8470.2451.1
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low741.7
Triple Number Coastal/Long Distance Medium577.0
Triple Number Coastal/Long Distance High515.9
Triple Number Windward/Leeward Low952.7
Triple Number Windward/Leeward Medium705.0
Triple Number Windward/Leeward High622.0
Predominantly Upwind626.6
Predominantly Downwind591.6
Predominantly Reaching567.1
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance630.50.9517
Triple Number Coastal/Long Distance Low741.70.8090
Triple Number Coastal/Long Distance Medium577.01.0398
Triple Number Coastal/Long Distance High515.91.1631
Triple Number Windward/Leeward Low952.70.6298
Triple Number Windward/Leeward Medium705.00.8511
Triple Number Windward/Leeward High622.00.9647
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1588.71057.3799.9669.9598.1558.5525.8470.2451.1
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8090
Triple Number Coastal/Long Distance Medium1.0398
Triple Number Coastal/Long Distance High1.1631
Triple Number Windward/Leeward Low0.6298
Triple Number Windward/Leeward Medium0.8511
Triple Number Windward/Leeward High0.9647
Coastal/Long Distance0.9517
Predominantly Upwind0.9575
Predominantly Downwind1.0143
For information
General Purpose Handicap (GPH)650.5
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0339
Distanseseilas Trippeltall svak vind0.8090
Distanseseilas Trippeltall mellomvind1.0398
Distanseseilas Trippeltall sterk vind1.1631
Pølsebane Trippeltall svak vind0.6298
Pølsebane Trippeltall mellomvind0.8511
Pølsebane Trippeltall sterk vind0.9647
Motvind Singeltall0.9575
Medvind Singeltall1.0143
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low741.70.8090
Triple Number Coastal/Long Distance Medium577.01.0398
Triple Number Coastal/Long Distance High515.91.1631
Triple Number Windward/Leeward Low952.70.6298
Triple Number Windward/Leeward Medium705.00.8511
Triple Number Windward/Leeward High622.00.9647
Coastal/Long Distance630.50.9517
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind626.60.9575
Predominantly Downwind591.61.0143
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore591.31.0147
Cape Doctor Coastal483.71.2405
Triple Number Coastal/Long Distance Low741.70.8090
Triple Number Coastal/Long Distance Medium577.01.0398
Triple Number Coastal/Long Distance High515.91.1631
Triple Number Windward/Leeward Low952.70.6298
Triple Number Windward/Leeward Medium705.00.8511
Triple Number Windward/Leeward High622.00.9647
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8090
Triple Number Coastal/Long Distance Medium1.0398
Triple Number Coastal/Long Distance High1.1631
Triple Number Windward/Leeward Low0.6298
Triple Number Windward/Leeward Medium0.8511
Triple Number Windward/Leeward High0.9647
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8090
Triple Number Coastal/Long Distance Medium1.0398
Triple Number Coastal/Long Distance High1.1631
Triple Number Windward/Leeward Low0.6298
Triple Number Windward/Leeward Medium0.8511
Triple Number Windward/Leeward High0.9647
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance630.50.9517
Triple Number Coastal/Long Distance Low741.70.8090
Triple Number Coastal/Long Distance Medium577.01.0398
Triple Number Coastal/Long Distance High515.91.1631
Triple Number Windward/Leeward Low952.70.6298
Triple Number Windward/Leeward Medium705.00.8511
Triple Number Windward/Leeward High622.00.9647
Predominantly Upwind626.60.9575
Predominantly Downwind591.61.0143
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1588.71057.3799.9669.9598.1558.5525.8470.2451.1
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance630.50.9517
Triple Number Coastal/Long Distance Low741.70.8090
Triple Number Coastal/Long Distance Medium577.01.0398
Triple Number Coastal/Long Distance High515.91.1631
Triple Number Windward/Leeward Low952.70.6298
Triple Number Windward/Leeward Medium705.00.8511
Triple Number Windward/Leeward High622.00.9647
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1588.71057.3799.9669.9598.1558.5525.8470.2451.1
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low741.70.8090
Triple Number AP Medium577.11.0397
Triple Number AP High515.91.1631
Triple Number Windward/Leeward Low995.60.6026
Triple Number Windward/Leeward Medium705.00.8511
Triple Number Windward/Leeward High622.00.9647
Single Number Predominant Upwind650.80.9220
Single Number Predominant Reaching577.61.0387
Single Number Predominant Downwind616.70.9729
Predominant Upwind - Low882.60.6798
Predominant Upwind - Low/Med681.20.8807
Predominant Upwind - Medium607.50.9876
Predominant Upwind - Med/High572.41.0483
Predominant Upwind - High557.51.0761
Predominant Downwind Low907.70.6610
Predominant Downwind Low/Med671.00.8942
Predominant Downwind Medium571.31.0502
Predominant Downwind Med/High506.51.1847
Predominant Downwind High462.11.2986
Predominant Reaching Low797.40.7525
Predominant Reaching Low/Med614.70.9761
Predominant Reaching Medium542.71.1057
Predominant Reaching Med/High495.91.2100
Predominant Reaching High464.01.2931
SA/DSPL Upwind27.18SA/DSPL Downwind43.86
Scoring OptionTODTOT
5-Band Windward/Leeward Low1113.80.5387
5-Band Windward/Leeward Low/Med815.20.7360
5-Band Windward/Leeward Medium693.50.8652
5-Band Windward/Leeward Med/High630.10.9522
5-Band Windward/Leeward High602.90.9952
Windward/Leeward 60-40 Low1112.50.5393
Windward/Leeward 60-40 Low/Med821.70.7302
Windward/Leeward 60-40 Medium706.70.8490
Windward/Leeward 60-40 Med/High650.80.9220
Windward/Leeward 60-40 High630.00.9524
5-Band AP Low821.00.7308
5-Band AP Low/Med650.00.9230
5-Band AP Medium569.31.0540
5-Band AP Med/High523.01.1473
5-Band AP High497.41.2062
5-Band SF Bay Tour - Low957.90.6264
5-Band SF Bay Tour - Low/Med779.80.7694
5-Band SF Bay Tour - Medium670.90.8944
5-Band SF Bay Tour - Med/High614.90.9758
5-Band SF Bay Tour - High588.51.0195
Chicago-Mac Upwind0.8961
Chicago-Mac All Purpose0.9194
Chicago-Mac Downwind0.9364
Bayview-Mac Cove Island0.6749
Bayview-Mac Shore0.6805
Harvest Moon Regatta501.71.1960
Club Certificate2025
JaffaNED 7624
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassOne offMeasurement08/05/2006HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA9.120Max. Beam3.194Draft1.719Displacement2,600Wetted area17.42IMS L8.457LSM08.161Acc. length9.120Sink (kg/mm) 13.72
VCGD0.066VCGM0.075RM Rated (kg·m) 64.4Limit of positive stability(°) N/AStability IndexN/ADefault crew weight515Declared crew weightN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.360PBWPIPA0.0012
PSDPHDPHL
PSAESL
ST1ST2ST3
ST4ST5
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders2Rotating mastNo
P11.560IG12.080ISP12.440MDT10.093MDL10.175MDT2MDL2TLTaperMWGO
E3.680J3.120BAS1.500FSDFoilSFJ0.130SPL3.200WPLTPSBDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date08/05/2006
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
JaffaNED 7624
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment010.160.821.422.433.3626.43
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment010.040.481.002.093.254.2111.90NoNo 25.12
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment312.4412.4412.445.575.1056.770211.7011.7011.705.575.1053.39
CRUISER/RACER REQUIREMENTS*
Accommodation length9.1 mTable area0.44 m²Headroom1.63 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity62 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity32 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.