Double HandedClub 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°39.9°38.6°38.2°38.3°38.4°39.9°43.6°
Beat VMG2.573.484.124.354.444.484.514.474.21
52°4.005.245.966.196.286.346.386.406.31
60°4.245.476.146.366.466.536.586.626.58
75°4.395.626.256.556.706.816.917.027.03
90°4.275.526.236.616.897.097.237.467.59
110°3.955.316.236.697.047.287.497.838.26
120°3.775.136.106.647.087.497.868.448.74
135°3.294.585.626.356.837.317.839.3411.17
150°2.613.794.875.776.426.887.348.4811.00
Run VMG2.263.284.215.015.736.266.687.539.52
Gybe Angles145.6°145.6°150.5°153.1°161.9°169.6°173.6°167.3°145.7°
APH ToD:610.5CDL: 7.075APH ToT: 0.9827CertNo:SU2023
BOAT
ClassJ-27DesignerR.JOHNSTONEBuilderDP YACHTINGAge date08/1991Series date08/1991Offset fileus18763.bofData fileSUI2023 DH
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 weight180 kg(declared)Minimum weight120 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.
Double HandedClub 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 VMG1402.71033.0874.8827.5810.4802.9798.4806.0854.9
52°899.8686.7603.8581.7573.1567.9564.2562.5570.9
60°848.9657.6586.8565.8557.4551.6547.3543.7547.2
75°819.5640.7575.7549.7537.0528.5521.3513.0511.8
90°843.1651.6577.4544.3522.8508.0498.0482.7474.6
110°911.9678.6578.3537.7511.6494.6480.6460.0436.0
120°954.4701.8590.1542.2508.3480.8458.3426.6411.8
135°1094.7786.4641.0567.0526.9492.4459.5385.5322.4
150°1377.4950.0740.0623.8560.4523.5490.5424.5327.4
Run VMG1593.31097.0854.2717.9628.0575.0538.9477.9378.0
Selected Courses
Windward / Leeward1495.91065.0864.5772.7719.2688.9668.6641.9616.5
All purpose1116.1817.9684.6626.8594.5574.4558.7534.6516.2
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward746.80.8035
All purpose610.50.9827
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low751.20.7987
Triple Number Coastal/Long Distance Medium607.80.9872
Triple Number Coastal/Long Distance High553.61.0838
Triple Number Windward/Leeward Low964.80.6219
Triple Number Windward/Leeward Medium741.60.8091
Triple Number Windward/Leeward High663.70.9040
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance661.60.9069
Triple Number Coastal/Long Distance Low751.20.7987
Triple Number Coastal/Long Distance Medium607.80.9872
Triple Number Coastal/Long Distance High553.61.0838
Triple Number Windward/Leeward Low964.80.6219
Triple Number Windward/Leeward Medium741.60.8091
Triple Number Windward/Leeward High663.70.9040
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1599.01068.2816.3701.1633.5595.3563.0509.9490.7
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7055
Downwind "popa"0.8591
70% up, 30% down "Ilhabela"0.7455
30% up, 70% down "Ilhabela-inverso"0.8064
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low751.20.7987
Triple Number Coastal/Long Distance Medium607.80.9872
Triple Number Coastal/Long Distance High553.61.0838
Triple Number Windward/Leeward Low964.80.6219
Triple Number Windward/Leeward Medium741.60.8091
Triple Number Windward/Leeward High663.70.9040
Predominantly Upwind659.80.9094
Predominantly Downwind613.00.9788
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low751.20.7987
Triple Number AP Medium607.80.9872
Triple Number AP High553.61.0838
Triple Number Windward/Leeward Low1008.90.5947
Triple Number Windward/Leeward Medium741.60.8091
Triple Number Windward/Leeward High663.70.9040
Single Number Predominant Upwind682.60.8790
Single Number Predominant Reaching600.90.9985
Single Number Predominant Downwind638.00.9405
Predominant Upwind - Low878.00.6834
Predominant Upwind - Low/Med702.40.8543
Predominant Upwind - Medium645.90.9289
Predominant Upwind - Med/High617.30.9719
Predominant Upwind - High605.00.9918
Predominant Downwind Low920.70.6517
Predominant Downwind Low/Med690.80.8686
Predominant Downwind Medium594.91.0086
Predominant Downwind Med/High530.51.1311
Predominant Downwind High482.21.2443
Predominant Reaching Low799.50.7505
Predominant Reaching Low/Med632.60.9484
Predominant Reaching Medium569.41.0538
Predominant Reaching Med/High527.21.1380
Predominant Reaching High496.71.2080
SA/DSPL Upwind30.43SA/DSPL Downwind45.81
Scoring OptionTODTOT
5-Band Windward/Leeward Low1123.10.5342
5-Band Windward/Leeward Low/Med840.20.7141
5-Band Windward/Leeward Medium731.00.8208
5-Band Windward/Leeward Med/High671.80.8931
5-Band Windward/Leeward High642.20.9344
Windward/Leeward 60-40 Low1115.70.5378
Windward/Leeward 60-40 Low/Med846.60.7087
Windward/Leeward 60-40 Medium748.00.8021
Windward/Leeward 60-40 Med/High697.70.8599
Windward/Leeward 60-40 High676.40.8871
5-Band AP Low828.40.7243
5-Band AP Low/Med670.50.8948
5-Band AP Medium601.00.9983
5-Band AP Med/High560.31.0708
5-Band AP High535.61.1203
5-Band SF Bay Tour - Low964.20.6223
5-Band SF Bay Tour - Low/Med803.20.7470
5-Band SF Bay Tour - Medium708.30.8471
5-Band SF Bay Tour - Med/High656.50.9139
5-Band SF Bay Tour - High629.00.9539
Chicago-Mac Upwind0.8587
Chicago-Mac All Purpose0.8852
Chicago-Mac Downwind0.9063
Bayview-Mac Cove Island0.6644
Bayview-Mac Shore0.6707
Harvest Moon Regatta527.81.1369
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance661.60.9069
Triple Number Coastal/Long Distance Low751.20.7987
Triple Number Coastal/Long Distance Medium607.80.9872
Triple Number Coastal/Long Distance High553.61.0838
Triple Number Windward/Leeward Low964.80.6219
Triple Number Windward/Leeward Medium741.60.8091
Triple Number Windward/Leeward High663.70.9040
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1599.01068.2816.3701.1633.5595.3563.0509.9490.7
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance661.60.9069
Triple Number Coastal/Long Distance Low751.20.7987
Triple Number Coastal/Long Distance Medium607.80.9872
Triple Number Coastal/Long Distance High553.61.0838
Triple Number Windward/Leeward Low964.80.6219
Triple Number Windward/Leeward Medium741.60.8091
Triple Number Windward/Leeward High663.70.9040
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1599.01068.2816.3701.1633.5595.3563.0509.9490.7
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance661.6
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1599.01068.2816.3701.1633.5595.3563.0509.9490.7
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low751.20.7987
Triple Number Coastal/Long Distance Medium607.80.9872
Triple Number Coastal/Long Distance High553.61.0838
Triple Number Windward/Leeward Low964.80.6219
Triple Number Windward/Leeward Medium741.60.8091
Triple Number Windward/Leeward High663.70.9040
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)661.60.9069
Triple Number Coastal/Long Distance Low751.20.7987
Triple Number Coastal/Long Distance Medium607.80.9872
Triple Number Coastal/Long Distance High553.61.0838
Triple Number Windward/Leeward Low964.80.6219
Triple Number Windward/Leeward Medium741.60.8091
Triple Number Windward/Leeward High663.70.9040
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1599.01068.2816.3701.1633.5595.3563.0509.9490.7
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low751.20.7987
Triple Number Coastal/Long Distance Medium607.80.9872
Triple Number Coastal/Long Distance High553.61.0838
Triple Number Windward/Leeward Low964.80.6219
Triple Number Windward/Leeward Medium741.60.8091
Triple Number Windward/Leeward High663.70.9040
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9069
Triple Number Coastal/Long Distance Low0.7987
Triple Number Coastal/Long Distance Medium0.9872
Triple Number Coastal/Long Distance High1.0838
Triple Number Windward/Leeward Low0.6219
Triple Number Windward/Leeward Medium0.8091
Triple Number Windward/Leeward High0.9040
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1599.01068.2816.3701.1633.5595.3563.0509.9490.7
For information
General Purpose Handicap (GPH)677.9
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance661.60.9069
Triple Number Coastal/Long Distance Low751.20.7987
Triple Number Coastal/Long Distance Medium607.80.9872
Triple Number Coastal/Long Distance High553.61.0838
Triple Number Windward/Leeward Low964.80.6219
Triple Number Windward/Leeward Medium741.60.8091
Triple Number Windward/Leeward High663.70.9040
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1599.01068.2816.3701.1633.5595.3563.0509.9490.7
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low751.20.7987
Triple Number Coastal/Long Distance Medium607.80.9872
Triple Number Coastal/Long Distance High553.61.0838
Triple Number Windward/Leeward Low964.80.6219
Triple Number Windward/Leeward Medium741.60.8091
Triple Number Windward/Leeward High663.70.9040
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance661.60.9069
Triple Number Coastal/Long Distance Low751.20.7987
Triple Number Coastal/Long Distance Medium607.80.9872
Triple Number Coastal/Long Distance High553.61.0838
Triple Number Windward/Leeward Low964.80.6219
Triple Number Windward/Leeward Medium741.60.8091
Triple Number Windward/Leeward High663.70.9040
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1599.01068.2816.3701.1633.5595.3563.0509.9490.7
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance661.60.9069
Triple Number Coastal/Long Distance Low751.20.7987
Triple Number Coastal/Long Distance Medium607.80.9872
Triple Number Coastal/Long Distance High553.61.0838
Triple Number Windward/Leeward Low964.80.6219
Triple Number Windward/Leeward Medium741.60.8091
Triple Number Windward/Leeward High663.70.9040
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1599.01068.2816.3701.1633.5595.3563.0509.9490.7
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low751.2
Triple Number Coastal/Long Distance Medium607.8
Triple Number Coastal/Long Distance High553.6
Triple Number Windward/Leeward Low964.8
Triple Number Windward/Leeward Medium741.6
Triple Number Windward/Leeward High663.7
Predominantly Upwind659.8
Predominantly Downwind613.0
Predominantly Reaching589.9
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance661.60.9069
Triple Number Coastal/Long Distance Low751.20.7987
Triple Number Coastal/Long Distance Medium607.80.9872
Triple Number Coastal/Long Distance High553.61.0838
Triple Number Windward/Leeward Low964.80.6219
Triple Number Windward/Leeward Medium741.60.8091
Triple Number Windward/Leeward High663.70.9040
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1599.01068.2816.3701.1633.5595.3563.0509.9490.7
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7987
Triple Number Coastal/Long Distance Medium0.9872
Triple Number Coastal/Long Distance High1.0838
Triple Number Windward/Leeward Low0.6219
Triple Number Windward/Leeward Medium0.8091
Triple Number Windward/Leeward High0.9040
Coastal/Long Distance0.9069
Predominantly Upwind0.9094
Predominantly Downwind0.9788
For information
General Purpose Handicap (GPH)677.9
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9827
Distanseseilas Trippeltall svak vind0.7987
Distanseseilas Trippeltall mellomvind0.9872
Distanseseilas Trippeltall sterk vind1.0838
Pølsebane Trippeltall svak vind0.6219
Pølsebane Trippeltall mellomvind0.8091
Pølsebane Trippeltall sterk vind0.9040
Motvind Singeltall0.9094
Medvind Singeltall0.9788
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low751.20.7987
Triple Number Coastal/Long Distance Medium607.80.9872
Triple Number Coastal/Long Distance High553.61.0838
Triple Number Windward/Leeward Low964.80.6219
Triple Number Windward/Leeward Medium741.60.8091
Triple Number Windward/Leeward High663.70.9040
Coastal/Long Distance661.60.9069
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind659.80.9094
Predominantly Downwind613.00.9788
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore624.10.9614
Cape Doctor Coastal521.71.1501
Triple Number Coastal/Long Distance Low751.20.7987
Triple Number Coastal/Long Distance Medium607.80.9872
Triple Number Coastal/Long Distance High553.61.0838
Triple Number Windward/Leeward Low964.80.6219
Triple Number Windward/Leeward Medium741.60.8091
Triple Number Windward/Leeward High663.70.9040
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7987
Triple Number Coastal/Long Distance Medium0.9872
Triple Number Coastal/Long Distance High1.0838
Triple Number Windward/Leeward Low0.6219
Triple Number Windward/Leeward Medium0.8091
Triple Number Windward/Leeward High0.9040
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7987
Triple Number Coastal/Long Distance Medium0.9872
Triple Number Coastal/Long Distance High1.0838
Triple Number Windward/Leeward Low0.6219
Triple Number Windward/Leeward Medium0.8091
Triple Number Windward/Leeward High0.9040
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance661.60.9069
Triple Number Coastal/Long Distance Low751.20.7987
Triple Number Coastal/Long Distance Medium607.80.9872
Triple Number Coastal/Long Distance High553.61.0838
Triple Number Windward/Leeward Low964.80.6219
Triple Number Windward/Leeward Medium741.60.8091
Triple Number Windward/Leeward High663.70.9040
Predominantly Upwind659.80.9094
Predominantly Downwind613.00.9788
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1599.01068.2816.3701.1633.5595.3563.0509.9490.7
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance661.60.9069
Triple Number Coastal/Long Distance Low751.20.7987
Triple Number Coastal/Long Distance Medium607.80.9872
Triple Number Coastal/Long Distance High553.61.0838
Triple Number Windward/Leeward Low964.80.6219
Triple Number Windward/Leeward Medium741.60.8091
Triple Number Windward/Leeward High663.70.9040
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1599.01068.2816.3701.1633.5595.3563.0509.9490.7
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low751.20.7987
Triple Number AP Medium607.80.9872
Triple Number AP High553.61.0838
Triple Number Windward/Leeward Low1008.90.5947
Triple Number Windward/Leeward Medium741.60.8091
Triple Number Windward/Leeward High663.70.9040
Single Number Predominant Upwind682.60.8790
Single Number Predominant Reaching600.90.9985
Single Number Predominant Downwind638.00.9405
Predominant Upwind - Low878.00.6834
Predominant Upwind - Low/Med702.40.8543
Predominant Upwind - Medium645.90.9289
Predominant Upwind - Med/High617.30.9719
Predominant Upwind - High605.00.9918
Predominant Downwind Low920.70.6517
Predominant Downwind Low/Med690.80.8686
Predominant Downwind Medium594.91.0086
Predominant Downwind Med/High530.51.1311
Predominant Downwind High482.21.2443
Predominant Reaching Low799.50.7505
Predominant Reaching Low/Med632.60.9484
Predominant Reaching Medium569.41.0538
Predominant Reaching Med/High527.21.1380
Predominant Reaching High496.71.2080
SA/DSPL Upwind30.43SA/DSPL Downwind45.81
Scoring OptionTODTOT
5-Band Windward/Leeward Low1123.10.5342
5-Band Windward/Leeward Low/Med840.20.7141
5-Band Windward/Leeward Medium731.00.8208
5-Band Windward/Leeward Med/High671.80.8931
5-Band Windward/Leeward High642.20.9344
Windward/Leeward 60-40 Low1115.70.5378
Windward/Leeward 60-40 Low/Med846.60.7087
Windward/Leeward 60-40 Medium748.00.8021
Windward/Leeward 60-40 Med/High697.70.8599
Windward/Leeward 60-40 High676.40.8871
5-Band AP Low828.40.7243
5-Band AP Low/Med670.50.8948
5-Band AP Medium601.00.9983
5-Band AP Med/High560.31.0708
5-Band AP High535.61.1203
5-Band SF Bay Tour - Low964.20.6223
5-Band SF Bay Tour - Low/Med803.20.7470
5-Band SF Bay Tour - Medium708.30.8471
5-Band SF Bay Tour - Med/High656.50.9139
5-Band SF Bay Tour - High629.00.9539
Chicago-Mac Upwind0.8587
Chicago-Mac All Purpose0.8852
Chicago-Mac Downwind0.9063
Bayview-Mac Cove Island0.6644
Bayview-Mac Shore0.6707
Harvest Moon Regatta527.81.1369
Double HandedClub 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 L7.359LSM07.061Acc. length8.428Sink (kg/mm) 10.49
VCGD0.085VCGM0.075RM Rated (kg·m) 36.5Limit of positive stability(°) N/AStability IndexN/ADefault crew weight170Declared crew weight180
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
Double HandedClub 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