Club Certificate2025
AJOUNASUI 202
Swiss Rating Office ABC
Bruno Frank
Haldengässli 76
8706 Feldmeilen
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°40.2°37.9°37.2°37.4°37.3°37.8°40.1°
Beat VMG2.513.454.154.504.624.684.724.724.56
52°3.935.205.996.316.426.496.546.586.55
60°4.195.446.146.456.596.666.736.806.80
75°4.355.586.246.596.816.947.057.207.26
90°4.215.486.216.616.927.177.367.637.81
110°3.915.276.216.707.107.427.668.128.47
120°3.735.086.066.627.077.507.958.789.65
135°3.264.535.576.316.787.257.749.2211.93
150°2.593.764.835.736.396.827.268.2910.69
Run VMG2.243.264.184.985.706.236.647.439.25
Gybe Angles145.8°145.8°150.5°153.2°162.4°170.9°175.9°171.8°143.0°
APH ToD:603.3CDL: 7.398APH ToT: 0.9945CertNo:SU2023
BOAT
ClassJ-27DesignerR.JOHNSTONEBuilderDP YACHTINGAge date08/1991Series date08/1991Offset fileus18763.bofData fileSUI2023
HULL
Length Overall8.428 mMaximum Beam2.597 mDraft1.519 mDisplacement1,794 kgDLR5.0950IMS DivisionSportboatDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight320 kg(declared)Minimum weight190 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail22.6023.11Headsail Luffed22.4122.41Headsail FlyingSymmetric45.1645.16Asymmetric
STORM SAIL AREAS (m²)
Trysail6.70Storm Jib4.19Heavy Weather Jib11.31
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
Baunummer: 27-202-04-81 ex GER 6590
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
AJOUNASUI 202
Swiss Rating Office ABC
Bruno Frank
Haldengässli 76
8706 Feldmeilen
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 VMG1437.11044.7868.3800.2778.8769.3763.1762.6788.6
52°916.0692.4601.0570.5560.4555.1550.8546.8550.0
60°858.3661.9586.1557.7546.6540.4535.1529.1529.4
75°826.7644.6576.9546.6528.4518.8511.0500.0496.1
90°854.3657.3579.6544.8520.3501.9489.3471.6460.7
110°921.7683.2579.8537.0507.2485.4469.9443.6425.3
120°965.3708.1593.7544.0509.3479.9452.7410.1373.2
135°1104.5794.0646.9570.6531.0496.9465.2390.5301.7
150°1388.5957.6745.7628.1563.7527.9496.1434.5336.9
Run VMG1606.31105.7860.7722.9631.5577.6542.4484.2389.0
Selected Courses
Windward / Leeward1520.11075.2864.5761.6705.1673.4652.8623.4588.8
All purpose1132.2825.1685.3620.7585.8564.3547.8520.6493.6
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward735.20.8161
All purpose603.30.9945
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low755.20.7945
Triple Number Coastal/Long Distance Medium600.40.9994
Triple Number Coastal/Long Distance High541.81.1075
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium729.30.8227
Triple Number Windward/Leeward High646.90.9275
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance653.90.9175
Triple Number Coastal/Long Distance Low755.20.7945
Triple Number Coastal/Long Distance Medium600.40.9994
Triple Number Coastal/Long Distance High541.81.1075
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium729.30.8227
Triple Number Windward/Leeward High646.90.9275
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1624.91078.2816.9692.7623.3585.0552.2497.3469.2
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7258
Downwind "popa"0.8528
70% up, 30% down "Ilhabela"0.7597
30% up, 70% down "Ilhabela-inverso"0.8103
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low755.20.7945
Triple Number Coastal/Long Distance Medium600.40.9994
Triple Number Coastal/Long Distance High541.81.1075
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium729.30.8227
Triple Number Windward/Leeward High646.90.9275
Predominantly Upwind649.10.9243
Predominantly Downwind612.90.9789
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low755.20.7945
Triple Number AP Medium600.40.9993
Triple Number AP High541.71.1075
Triple Number Windward/Leeward Low1014.70.5913
Triple Number Windward/Leeward Medium729.30.8227
Triple Number Windward/Leeward High646.90.9275
Single Number Predominant Upwind672.30.8925
Single Number Predominant Reaching598.01.0033
Single Number Predominant Downwind637.80.9407
Predominant Upwind - Low886.70.6767
Predominant Upwind - Low/Med696.80.8611
Predominant Upwind - Medium632.90.9481
Predominant Upwind - Med/High600.80.9987
Predominant Upwind - High583.71.0280
Predominant Downwind Low928.90.6459
Predominant Downwind Low/Med692.70.8661
Predominant Downwind Medium593.51.0109
Predominant Downwind Med/High527.81.1367
Predominant Downwind High477.41.2568
Predominant Reaching Low806.90.7436
Predominant Reaching Low/Med632.80.9482
Predominant Reaching Medium565.41.0612
Predominant Reaching Med/High520.61.1526
Predominant Reaching High486.51.2332
SA/DSPL Upwind30.43SA/DSPL Downwind45.81
Scoring OptionTODTOT
5-Band Windward/Leeward Low1134.10.5290
5-Band Windward/Leeward Low/Med835.70.7180
5-Band Windward/Leeward Medium718.10.8355
5-Band Windward/Leeward Med/High655.70.9151
5-Band Windward/Leeward High622.50.9638
Windward/Leeward 60-40 Low1127.10.5324
Windward/Leeward 60-40 Low/Med840.00.7143
Windward/Leeward 60-40 Medium731.80.8198
Windward/Leeward 60-40 Med/High677.60.8854
Windward/Leeward 60-40 High651.40.9210
5-Band AP Low835.50.7182
5-Band AP Low/Med668.40.8976
5-Band AP Medium593.11.0116
5-Band AP Med/High549.21.0925
5-Band AP High520.71.1524
5-Band SF Bay Tour - Low971.70.6175
5-Band SF Bay Tour - Low/Med798.40.7515
5-Band SF Bay Tour - Medium695.30.8630
5-Band SF Bay Tour - Med/High640.20.9372
5-Band SF Bay Tour - High608.10.9866
Chicago-Mac Upwind0.8703
Chicago-Mac All Purpose0.8910
Chicago-Mac Downwind0.9057
Bayview-Mac Cove Island0.6617
Bayview-Mac Shore0.6679
Harvest Moon Regatta524.51.1440
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance653.90.9175
Triple Number Coastal/Long Distance Low755.20.7945
Triple Number Coastal/Long Distance Medium600.40.9994
Triple Number Coastal/Long Distance High541.81.1075
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium729.30.8227
Triple Number Windward/Leeward High646.90.9275
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1624.91078.2816.9692.7623.3585.0552.2497.3469.2
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance653.90.9175
Triple Number Coastal/Long Distance Low755.20.7945
Triple Number Coastal/Long Distance Medium600.40.9994
Triple Number Coastal/Long Distance High541.81.1075
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium729.30.8227
Triple Number Windward/Leeward High646.90.9275
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1624.91078.2816.9692.7623.3585.0552.2497.3469.2
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance653.9
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1624.91078.2816.9692.7623.3585.0552.2497.3469.2
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low755.20.7945
Triple Number Coastal/Long Distance Medium600.40.9994
Triple Number Coastal/Long Distance High541.81.1075
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium729.30.8227
Triple Number Windward/Leeward High646.90.9275
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)653.90.9175
Triple Number Coastal/Long Distance Low755.20.7945
Triple Number Coastal/Long Distance Medium600.40.9994
Triple Number Coastal/Long Distance High541.81.1075
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium729.30.8227
Triple Number Windward/Leeward High646.90.9275
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1624.91078.2816.9692.7623.3585.0552.2497.3469.2
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low755.20.7945
Triple Number Coastal/Long Distance Medium600.40.9994
Triple Number Coastal/Long Distance High541.81.1075
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium729.30.8227
Triple Number Windward/Leeward High646.90.9275
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9175
Triple Number Coastal/Long Distance Low0.7945
Triple Number Coastal/Long Distance Medium0.9994
Triple Number Coastal/Long Distance High1.1075
Triple Number Windward/Leeward Low0.6187
Triple Number Windward/Leeward Medium0.8227
Triple Number Windward/Leeward High0.9275
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1624.91078.2816.9692.7623.3585.0552.2497.3469.2
For information
General Purpose Handicap (GPH)672.9
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance653.90.9175
Triple Number Coastal/Long Distance Low755.20.7945
Triple Number Coastal/Long Distance Medium600.40.9994
Triple Number Coastal/Long Distance High541.81.1075
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium729.30.8227
Triple Number Windward/Leeward High646.90.9275
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1624.91078.2816.9692.7623.3585.0552.2497.3469.2
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low755.20.7945
Triple Number Coastal/Long Distance Medium600.40.9994
Triple Number Coastal/Long Distance High541.81.1075
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium729.30.8227
Triple Number Windward/Leeward High646.90.9275
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance653.90.9175
Triple Number Coastal/Long Distance Low755.20.7945
Triple Number Coastal/Long Distance Medium600.40.9994
Triple Number Coastal/Long Distance High541.81.1075
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium729.30.8227
Triple Number Windward/Leeward High646.90.9275
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1624.91078.2816.9692.7623.3585.0552.2497.3469.2
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance653.90.9175
Triple Number Coastal/Long Distance Low755.20.7945
Triple Number Coastal/Long Distance Medium600.40.9994
Triple Number Coastal/Long Distance High541.81.1075
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium729.30.8227
Triple Number Windward/Leeward High646.90.9275
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1624.91078.2816.9692.7623.3585.0552.2497.3469.2
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low755.2
Triple Number Coastal/Long Distance Medium600.4
Triple Number Coastal/Long Distance High541.8
Triple Number Windward/Leeward Low969.8
Triple Number Windward/Leeward Medium729.3
Triple Number Windward/Leeward High646.9
Predominantly Upwind649.1
Predominantly Downwind612.9
Predominantly Reaching588.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance653.90.9175
Triple Number Coastal/Long Distance Low755.20.7945
Triple Number Coastal/Long Distance Medium600.40.9994
Triple Number Coastal/Long Distance High541.81.1075
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium729.30.8227
Triple Number Windward/Leeward High646.90.9275
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1624.91078.2816.9692.7623.3585.0552.2497.3469.2
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7945
Triple Number Coastal/Long Distance Medium0.9994
Triple Number Coastal/Long Distance High1.1075
Triple Number Windward/Leeward Low0.6187
Triple Number Windward/Leeward Medium0.8227
Triple Number Windward/Leeward High0.9275
Coastal/Long Distance0.9175
Predominantly Upwind0.9243
Predominantly Downwind0.9789
For information
General Purpose Handicap (GPH)672.9
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9945
Distanseseilas Trippeltall svak vind0.7945
Distanseseilas Trippeltall mellomvind0.9994
Distanseseilas Trippeltall sterk vind1.1075
Pølsebane Trippeltall svak vind0.6187
Pølsebane Trippeltall mellomvind0.8227
Pølsebane Trippeltall sterk vind0.9275
Motvind Singeltall0.9243
Medvind Singeltall0.9789
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low755.20.7945
Triple Number Coastal/Long Distance Medium600.40.9994
Triple Number Coastal/Long Distance High541.81.1075
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium729.30.8227
Triple Number Windward/Leeward High646.90.9275
Coastal/Long Distance653.90.9175
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind649.10.9243
Predominantly Downwind612.90.9789
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore599.21.0013
Cape Doctor Coastal501.71.1959
Triple Number Coastal/Long Distance Low755.20.7945
Triple Number Coastal/Long Distance Medium600.40.9994
Triple Number Coastal/Long Distance High541.81.1075
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium729.30.8227
Triple Number Windward/Leeward High646.90.9275
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7945
Triple Number Coastal/Long Distance Medium0.9994
Triple Number Coastal/Long Distance High1.1075
Triple Number Windward/Leeward Low0.6187
Triple Number Windward/Leeward Medium0.8227
Triple Number Windward/Leeward High0.9275
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7945
Triple Number Coastal/Long Distance Medium0.9994
Triple Number Coastal/Long Distance High1.1075
Triple Number Windward/Leeward Low0.6187
Triple Number Windward/Leeward Medium0.8227
Triple Number Windward/Leeward High0.9275
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance653.90.9175
Triple Number Coastal/Long Distance Low755.20.7945
Triple Number Coastal/Long Distance Medium600.40.9994
Triple Number Coastal/Long Distance High541.81.1075
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium729.30.8227
Triple Number Windward/Leeward High646.90.9275
Predominantly Upwind649.10.9243
Predominantly Downwind612.90.9789
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1624.91078.2816.9692.7623.3585.0552.2497.3469.2
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance653.90.9175
Triple Number Coastal/Long Distance Low755.20.7945
Triple Number Coastal/Long Distance Medium600.40.9994
Triple Number Coastal/Long Distance High541.81.1075
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium729.30.8227
Triple Number Windward/Leeward High646.90.9275
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1624.91078.2816.9692.7623.3585.0552.2497.3469.2
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low755.20.7945
Triple Number AP Medium600.40.9993
Triple Number AP High541.71.1075
Triple Number Windward/Leeward Low1014.70.5913
Triple Number Windward/Leeward Medium729.30.8227
Triple Number Windward/Leeward High646.90.9275
Single Number Predominant Upwind672.30.8925
Single Number Predominant Reaching598.01.0033
Single Number Predominant Downwind637.80.9407
Predominant Upwind - Low886.70.6767
Predominant Upwind - Low/Med696.80.8611
Predominant Upwind - Medium632.90.9481
Predominant Upwind - Med/High600.80.9987
Predominant Upwind - High583.71.0280
Predominant Downwind Low928.90.6459
Predominant Downwind Low/Med692.70.8661
Predominant Downwind Medium593.51.0109
Predominant Downwind Med/High527.81.1367
Predominant Downwind High477.41.2568
Predominant Reaching Low806.90.7436
Predominant Reaching Low/Med632.80.9482
Predominant Reaching Medium565.41.0612
Predominant Reaching Med/High520.61.1526
Predominant Reaching High486.51.2332
SA/DSPL Upwind30.43SA/DSPL Downwind45.81
Scoring OptionTODTOT
5-Band Windward/Leeward Low1134.10.5290
5-Band Windward/Leeward Low/Med835.70.7180
5-Band Windward/Leeward Medium718.10.8355
5-Band Windward/Leeward Med/High655.70.9151
5-Band Windward/Leeward High622.50.9638
Windward/Leeward 60-40 Low1127.10.5324
Windward/Leeward 60-40 Low/Med840.00.7143
Windward/Leeward 60-40 Medium731.80.8198
Windward/Leeward 60-40 Med/High677.60.8854
Windward/Leeward 60-40 High651.40.9210
5-Band AP Low835.50.7182
5-Band AP Low/Med668.40.8976
5-Band AP Medium593.11.0116
5-Band AP Med/High549.21.0925
5-Band AP High520.71.1524
5-Band SF Bay Tour - Low971.70.6175
5-Band SF Bay Tour - Low/Med798.40.7515
5-Band SF Bay Tour - Medium695.30.8630
5-Band SF Bay Tour - Med/High640.20.9372
5-Band SF Bay Tour - High608.10.9866
Chicago-Mac Upwind0.8703
Chicago-Mac All Purpose0.8910
Chicago-Mac Downwind0.9057
Bayview-Mac Cove Island0.6617
Bayview-Mac Shore0.6679
Harvest Moon Regatta524.51.1440
Club Certificate2025
AJOUNASUI 202
Swiss Rating Office ABC
Bruno Frank
Haldengässli 76
8706 Feldmeilen
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ-27Measurement14/08/1991HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA8.428Max. Beam2.597Draft1.519Displacement1,794Wetted area13.60IMS L7.442LSM07.061Acc. length8.428Sink (kg/mm) 10.49
VCGD0.085VCGM0.075RM Rated (kg·m) 36.5Limit of positive stability(°) N/AStability IndexN/ADefault crew weight419Declared crew weight320
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders2Rotating mastNo
P10.065IG9.085ISP9.200MDT10.084MDL10.129MDT20.058MDL20.105TL1.950MW0.129GO0.152
E3.800J3.200BAS1.100FSDSFJ0.000SPL3.310WPLTPSBD0.097MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.068Flotation Date14/08/1991
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
AJOUNASUI 202
Swiss Rating Office ABC
Bruno Frank
Haldengässli 76
8706 Feldmeilen
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM0.140.781.412.423.1822.6025/06/2019
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentG10.080.601.162.353.594.869.36YesNo 22.4105/02/2025
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentS19.269.269.265.885.7445.1612/06/2020