Club Certificate2025
JOJI8801
Australian Sailing Ltd
Locked Bag 806
Milsons Point
NSW 1565
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 Angles42.4°42.4°39.9°37.5°36.4°36.0°35.8°35.9°37.3°
Beat VMG2.563.544.324.835.035.135.195.245.15
52°3.985.356.276.746.947.047.117.197.18
60°4.245.606.466.897.127.257.337.447.46
75°4.425.826.667.017.347.577.717.918.01
90°4.676.066.867.297.547.748.028.458.72
110°4.586.046.967.507.888.318.719.459.93
120°4.445.926.917.528.078.599.0310.4111.83
135°3.825.336.507.197.828.499.3311.8413.65
150°3.174.505.646.547.177.698.2510.6214.14
Run VMG2.753.904.885.676.246.677.159.2012.25
Gybe Angles143.3°143.3°147.6°150.6°153.4°151.8°148.7°141.8°147.1°
APH ToD:547.1CDL: 8.607APH ToT: 1.0968CertNo:2909
BOAT
ClassJ/88DesignerJohnstoneBuilderJ/CompositesAge date01/2018Series date06/2013Offset fileJ-88.offData file2909
HULL
Length Overall8.957 mMaximum Beam2.854 mDraft1.961 mDisplacement2,255 kgDLR4.3510IMS DivisionCruiser/RacerDynamic Allowance0.110%Age Allowance0.390%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.374m
CREW
Maximum weight504 kg(default)Minimum weight374 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail26.4427.09Headsail Luffed21.1721.17Headsail FlyingSymmetricAsymmetric90.4890.48 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS (m²)
Trysail7.17Storm Jib6.85Heavy Weather Jib18.49
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
JOJI8801
Australian Sailing Ltd
Locked Bag 806
Milsons Point
NSW 1565
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 VMG1407.21016.1833.3745.8715.6701.8693.8687.2699.4
52°903.5673.2573.8533.9518.8511.4506.5500.7501.5
60°848.6642.5557.1522.3505.3496.7490.8483.7482.6
75°813.8618.2540.2513.2490.5475.6466.7454.9449.5
90°770.6593.9524.6494.1477.5465.2448.7426.1413.0
110°785.2596.1517.2480.2457.1433.3413.1381.1362.6
120°811.3608.3520.8478.6445.9419.0398.5345.7304.2
135°942.7676.0554.1500.6460.6424.2385.9304.1263.7
150°1134.5800.4638.5550.6502.2467.9436.3339.0254.5
Run VMG1310.7924.2737.3635.5576.8539.7503.9391.5293.9
Selected Courses
Windward / Leeward1358.6970.1785.3690.6646.2620.7598.8539.3496.7
All purpose1022.7748.5623.6563.9533.2512.3494.0453.5428.1
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward670.00.8955
All purpose547.11.0968
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low686.00.8746
Triple Number Coastal/Long Distance Medium545.81.0994
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low877.70.6836
Triple Number Windward/Leeward Medium666.20.9006
Triple Number Windward/Leeward High582.01.0309
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance593.51.0110
Triple Number Coastal/Long Distance Low686.00.8746
Triple Number Coastal/Long Distance Medium545.81.0994
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low877.70.6836
Triple Number Windward/Leeward Medium666.20.9006
Triple Number Windward/Leeward High582.01.0309
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1431.7965.5740.3628.0566.9531.5499.8434.3404.1
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7787
Downwind "popa"0.9748
70% up, 30% down "Ilhabela"0.8287
30% up, 70% down "Ilhabela-inverso"0.9063
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low686.00.8746
Triple Number Coastal/Long Distance Medium545.81.0994
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low877.70.6836
Triple Number Windward/Leeward Medium666.20.9006
Triple Number Windward/Leeward High582.01.0309
Predominantly Upwind596.31.0063
Predominantly Downwind547.41.0960
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low686.00.8746
Triple Number AP Medium545.81.0993
Triple Number AP High483.41.2412
Triple Number Windward/Leeward Low916.40.6548
Triple Number Windward/Leeward Medium666.20.9006
Triple Number Windward/Leeward High582.01.0309
Single Number Predominant Upwind617.80.9712
Single Number Predominant Reaching538.21.1149
Single Number Predominant Downwind565.31.0614
Predominant Upwind - Low831.20.7218
Predominant Upwind - Low/Med645.70.9293
Predominant Upwind - Medium580.21.0341
Predominant Upwind - Med/High544.81.1013
Predominant Upwind - High521.51.1506
Predominant Downwind Low810.10.7407
Predominant Downwind Low/Med613.90.9774
Predominant Downwind Medium533.01.1256
Predominant Downwind Med/High468.91.2797
Predominant Downwind High406.51.4759
Predominant Reaching Low725.70.8267
Predominant Reaching Low/Med570.81.0511
Predominant Reaching Medium511.21.1737
Predominant Reaching Med/High465.61.2887
Predominant Reaching High426.81.4059
SA/DSPL Upwind27.61SA/DSPL Downwind67.81
Scoring OptionTODTOT
5-Band Windward/Leeward Low1021.10.5876
5-Band Windward/Leeward Low/Med758.60.7909
5-Band Windward/Leeward Medium656.90.9134
5-Band Windward/Leeward Med/High596.41.0061
5-Band Windward/Leeward High542.21.1065
Windward/Leeward 60-40 Low1030.50.5822
Windward/Leeward 60-40 Low/Med769.30.7800
Windward/Leeward 60-40 Medium670.70.8945
Windward/Leeward 60-40 Med/High616.30.9736
Windward/Leeward 60-40 High571.91.0492
5-Band AP Low750.60.7994
5-Band AP Low/Med607.60.9875
5-Band AP Medium539.01.1131
5-Band AP Med/High493.51.2157
5-Band AP High456.11.3154
5-Band SF Bay Tour - Low883.50.6791
5-Band SF Bay Tour - Low/Med726.60.8258
5-Band SF Bay Tour - Medium633.00.9479
5-Band SF Bay Tour - Med/High576.91.0400
5-Band SF Bay Tour - High529.51.1331
Chicago-Mac Upwind0.9449
Chicago-Mac All Purpose0.9851
Chicago-Mac Downwind1.0216
Bayview-Mac Cove Island0.7325
Bayview-Mac Shore0.7374
Harvest Moon Regatta471.21.2734
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance593.51.0110
Triple Number Coastal/Long Distance Low686.00.8746
Triple Number Coastal/Long Distance Medium545.81.0994
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low877.70.6836
Triple Number Windward/Leeward Medium666.20.9006
Triple Number Windward/Leeward High582.01.0309
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1431.7965.5740.3628.0566.9531.5499.8434.3404.1
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance593.51.0110
Triple Number Coastal/Long Distance Low686.00.8746
Triple Number Coastal/Long Distance Medium545.81.0994
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low877.70.6836
Triple Number Windward/Leeward Medium666.20.9006
Triple Number Windward/Leeward High582.01.0309
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1431.7965.5740.3628.0566.9531.5499.8434.3404.1
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance593.5
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1431.7965.5740.3628.0566.9531.5499.8434.3404.1
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low686.00.8746
Triple Number Coastal/Long Distance Medium545.81.0994
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low877.70.6836
Triple Number Windward/Leeward Medium666.20.9006
Triple Number Windward/Leeward High582.01.0309
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating593.51.0110
FinRating, kevyt tuuli1000.20.9998
FinRating, kova tuuli456.41.0954
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low686.00.8746
Triple Number Coastal/Long Distance Medium545.81.0994
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low877.70.6836
Triple Number Windward/Leeward Medium666.20.9006
Triple Number Windward/Leeward High582.01.0309
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.0110
Triple Number Coastal/Long Distance Low0.8746
Triple Number Coastal/Long Distance Medium1.0994
Triple Number Coastal/Long Distance High1.2412
Triple Number Windward/Leeward Low0.6836
Triple Number Windward/Leeward Medium0.9006
Triple Number Windward/Leeward High1.0309
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1431.7965.5740.3628.0566.9531.5499.8434.3404.1
For information
General Purpose Handicap (GPH)610.5
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance593.51.0110
Triple Number Coastal/Long Distance Low686.00.8746
Triple Number Coastal/Long Distance Medium545.81.0994
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low877.70.6836
Triple Number Windward/Leeward Medium666.20.9006
Triple Number Windward/Leeward High582.01.0309
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1431.7965.5740.3628.0566.9531.5499.8434.3404.1
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low686.00.8746
Triple Number Coastal/Long Distance Medium545.81.0994
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low877.70.6836
Triple Number Windward/Leeward Medium666.20.9006
Triple Number Windward/Leeward High582.01.0309
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance593.51.0110
Triple Number Coastal/Long Distance Low686.00.8746
Triple Number Coastal/Long Distance Medium545.81.0994
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low877.70.6836
Triple Number Windward/Leeward Medium666.20.9006
Triple Number Windward/Leeward High582.01.0309
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1431.7965.5740.3628.0566.9531.5499.8434.3404.1
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance593.51.0110
Triple Number Coastal/Long Distance Low686.00.8746
Triple Number Coastal/Long Distance Medium545.81.0994
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low877.70.6836
Triple Number Windward/Leeward Medium666.20.9006
Triple Number Windward/Leeward High582.01.0309
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1431.7965.5740.3628.0566.9531.5499.8434.3404.1
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low686.0
Triple Number Coastal/Long Distance Medium545.8
Triple Number Coastal/Long Distance High483.4
Triple Number Windward/Leeward Low877.7
Triple Number Windward/Leeward Medium666.2
Triple Number Windward/Leeward High582.0
Predominantly Upwind596.3
Predominantly Downwind547.4
Predominantly Reaching527.9
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance593.51.0110
Triple Number Coastal/Long Distance Low686.00.8746
Triple Number Coastal/Long Distance Medium545.81.0994
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low877.70.6836
Triple Number Windward/Leeward Medium666.20.9006
Triple Number Windward/Leeward High582.01.0309
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1431.7965.5740.3628.0566.9531.5499.8434.3404.1
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8746
Triple Number Coastal/Long Distance Medium1.0994
Triple Number Coastal/Long Distance High1.2412
Triple Number Windward/Leeward Low0.6836
Triple Number Windward/Leeward Medium0.9006
Triple Number Windward/Leeward High1.0309
Coastal/Long Distance1.0110
Predominantly Upwind1.0063
Predominantly Downwind1.0960
For information
General Purpose Handicap (GPH)610.5
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0968
Distanseseilas Trippeltall svak vind0.8746
Distanseseilas Trippeltall mellomvind1.0994
Distanseseilas Trippeltall sterk vind1.2412
Pølsebane Trippeltall svak vind0.6836
Pølsebane Trippeltall mellomvind0.9006
Pølsebane Trippeltall sterk vind1.0309
Motvind Singeltall1.0063
Medvind Singeltall1.0960
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low686.00.8746
Triple Number Coastal/Long Distance Medium545.81.0994
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low877.70.6836
Triple Number Windward/Leeward Medium666.20.9006
Triple Number Windward/Leeward High582.01.0309
Coastal/Long Distance593.51.0110
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind596.31.0063
Predominantly Downwind547.41.0960
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore509.51.1777
Cape Doctor Coastal435.71.3770
Triple Number Coastal/Long Distance Low686.00.8746
Triple Number Coastal/Long Distance Medium545.81.0994
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low877.70.6836
Triple Number Windward/Leeward Medium666.20.9006
Triple Number Windward/Leeward High582.01.0309
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8746
Triple Number Coastal/Long Distance Medium1.0994
Triple Number Coastal/Long Distance High1.2412
Triple Number Windward/Leeward Low0.6836
Triple Number Windward/Leeward Medium0.9006
Triple Number Windward/Leeward High1.0309
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8746
Triple Number Coastal/Long Distance Medium1.0994
Triple Number Coastal/Long Distance High1.2412
Triple Number Windward/Leeward Low0.6836
Triple Number Windward/Leeward Medium0.9006
Triple Number Windward/Leeward High1.0309
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance593.51.0110
Triple Number Coastal/Long Distance Low686.00.8746
Triple Number Coastal/Long Distance Medium545.81.0994
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low877.70.6836
Triple Number Windward/Leeward Medium666.20.9006
Triple Number Windward/Leeward High582.01.0309
Predominantly Upwind596.31.0063
Predominantly Downwind547.41.0960
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1431.7965.5740.3628.0566.9531.5499.8434.3404.1
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance593.51.0110
Triple Number Coastal/Long Distance Low686.00.8746
Triple Number Coastal/Long Distance Medium545.81.0994
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low877.70.6836
Triple Number Windward/Leeward Medium666.20.9006
Triple Number Windward/Leeward High582.01.0309
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1431.7965.5740.3628.0566.9531.5499.8434.3404.1
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low686.00.8746
Triple Number AP Medium545.81.0993
Triple Number AP High483.41.2412
Triple Number Windward/Leeward Low916.40.6548
Triple Number Windward/Leeward Medium666.20.9006
Triple Number Windward/Leeward High582.01.0309
Single Number Predominant Upwind617.80.9712
Single Number Predominant Reaching538.21.1149
Single Number Predominant Downwind565.31.0614
Predominant Upwind - Low831.20.7218
Predominant Upwind - Low/Med645.70.9293
Predominant Upwind - Medium580.21.0341
Predominant Upwind - Med/High544.81.1013
Predominant Upwind - High521.51.1506
Predominant Downwind Low810.10.7407
Predominant Downwind Low/Med613.90.9774
Predominant Downwind Medium533.01.1256
Predominant Downwind Med/High468.91.2797
Predominant Downwind High406.51.4759
Predominant Reaching Low725.70.8267
Predominant Reaching Low/Med570.81.0511
Predominant Reaching Medium511.21.1737
Predominant Reaching Med/High465.61.2887
Predominant Reaching High426.81.4059
SA/DSPL Upwind27.61SA/DSPL Downwind67.81
Scoring OptionTODTOT
5-Band Windward/Leeward Low1021.10.5876
5-Band Windward/Leeward Low/Med758.60.7909
5-Band Windward/Leeward Medium656.90.9134
5-Band Windward/Leeward Med/High596.41.0061
5-Band Windward/Leeward High542.21.1065
Windward/Leeward 60-40 Low1030.50.5822
Windward/Leeward 60-40 Low/Med769.30.7800
Windward/Leeward 60-40 Medium670.70.8945
Windward/Leeward 60-40 Med/High616.30.9736
Windward/Leeward 60-40 High571.91.0492
5-Band AP Low750.60.7994
5-Band AP Low/Med607.60.9875
5-Band AP Medium539.01.1131
5-Band AP Med/High493.51.2157
5-Band AP High456.11.3154
5-Band SF Bay Tour - Low883.50.6791
5-Band SF Bay Tour - Low/Med726.60.8258
5-Band SF Bay Tour - Medium633.00.9479
5-Band SF Bay Tour - Med/High576.91.0400
5-Band SF Bay Tour - High529.51.1331
Chicago-Mac Upwind0.9449
Chicago-Mac All Purpose0.9851
Chicago-Mac Downwind1.0216
Bayview-Mac Cove Island0.7325
Bayview-Mac Shore0.7374
Harvest Moon Regatta471.21.2734
Club Certificate2025
JOJI8801
Australian Sailing Ltd
Locked Bag 806
Milsons Point
NSW 1565
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ/88Measurement14/01/2019HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA8.957Max. Beam2.854Draft1.961Displacement2,255Wetted area15.73IMS L8.505LSM08.032Acc. length8.957Sink (kg/mm) 11.90
VCGD-0.300VCGM-0.205RM Rated (kg·m) 49.3Limit of positive stability(°) N/AStability IndexN/ADefault crew weight504Declared crew weightN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.374PBWPIPA0.0005
EDLST1ST2
ST3ST4ST5
RIG
Forestay tensionFixedInner stayNone FittedMast materialCarbonSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders2Rotating mastNo
P11.220IG11.700ISP12.680MDT10.093MDL10.143MDT2MDL2TLTaperMWGO
E3.650J3.430BAS1.270FSDSFJSPLWPLTPS5.550BDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date14/01/2019
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
JOJI8801
Australian Sailing Ltd
Locked Bag 806
Milsons Point
NSW 1565
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.471.031.652.583.1526.44
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment10.490.931.822.753.6011.57NoNo 21.17
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment114.3812.4513.427.958.6792%90.48C012.8811.3512.125.166.8575%55.5124/05/2019
CRUISER/RACER REQUIREMENTS*
Accommodation length9.0 mTable area0.44 m²Headroom1.62 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity60 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity30 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.