Club Certificate2025
KazkaCRO3009
Hrvatski jedriličarski savez
Osječka 11
21000 Split
CROATIA
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 Angles47.3°47.3°45.6°44.1°42.6°41.6°41.1°41.0°41.6°
Beat VMG2.313.314.194.885.425.816.036.176.13
52°3.745.266.547.478.158.608.879.069.09
60°4.135.726.977.878.508.929.189.419.47
75°4.416.047.298.198.799.199.509.9610.15
90°4.396.157.588.589.179.499.7110.2310.78
110°4.536.347.828.859.4810.0010.4911.2211.79
120°4.396.187.668.729.389.9310.4911.6612.63
135°3.875.526.968.118.939.5010.0311.2012.72
150°3.184.615.927.068.038.789.3110.2111.20
Run VMG2.753.995.136.116.957.628.128.969.75
Gybe Angles141.4°141.4°144.7°147.9°149.6°151.4°154.3°160.6°157.6°
APH ToD:491.4CDL: 12.851APH ToT: 1.2210CertNo:175/25
BOAT
ClassDufour 56DesignerUmberto FelciBuilderDufourAge date02/2017Series date02/2017Offset fileDufour 56CL.offData fileCRO3009
HULL
Length Overall16.300 mMaximum Beam5.050 mDraft2.235 mDisplacement17,626 kgDLR4.7123IMS DivisionCruiser/RacerDynamic Allowance0.350%Age Allowance0.260%
PROPELLER
InstallationShaft exposedTypeFolding 4 bladesDiameter0.540m
CREW
Maximum weight1,289 kg(default)Minimum weight1,095 kg ✱ when appliedNon Manual PowerCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail70.0571.03Headsail Luffed56.3356.33Headsail FlyingSymmetricAsymmetric194.95194.95 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail21.32Storm Jib21.43Heavy Weather Jib57.84
SAIL LIMITS
Headsails7
✱ One set on the forestay
✱ Woven polyester sails
Spinnakers5
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
KazkaCRO3009
Hrvatski jedriličarski savez
Osječka 11
21000 Split
CROATIA
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 VMG1555.91087.0860.0738.2664.5619.8597.3583.6587.0
52°963.7683.8550.7482.2442.0418.7406.1397.4396.2
60°872.4629.9516.1457.2423.4403.7392.2382.6380.2
75°816.7596.1493.8439.8409.7391.9379.1361.6354.6
90°820.0585.5474.7419.6392.4379.3370.7351.8333.8
110°795.6568.2460.5406.7379.7359.8343.1321.0305.3
120°819.2582.6469.9412.9383.8362.7343.2308.8285.0
135°930.7652.3517.3444.1403.1379.0358.9321.4283.0
150°1133.1781.3608.3510.1448.3409.9386.8352.6321.5
Run VMG1308.4902.2702.4589.0517.7472.6443.3401.9369.2
Selected Courses
Windward / Leeward1432.1994.6781.2663.6591.1546.2520.3492.7478.1
All purpose1068.9751.7598.7516.7468.8439.5421.1398.3383.7
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward623.80.9619
All purpose491.41.2210
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low675.20.8886
Triple Number Coastal/Long Distance Medium488.31.2288
Triple Number Coastal/Long Distance High417.21.4383
Triple Number Windward/Leeward Low887.80.6758
Triple Number Windward/Leeward Medium619.80.9680
Triple Number Windward/Leeward High516.41.1618
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance540.51.1101
Triple Number Coastal/Long Distance Low675.20.8886
Triple Number Coastal/Long Distance Medium488.31.2288
Triple Number Coastal/Long Distance High417.21.4383
Triple Number Windward/Leeward Low887.80.6758
Triple Number Windward/Leeward Medium619.80.9680
Triple Number Windward/Leeward High516.41.1618
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1512.9985.3728.4589.8504.6457.0424.5377.0360.8
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8155
Downwind "popa"1.0424
70% up, 30% down "Ilhabela"0.8725
30% up, 70% down "Ilhabela-inverso"0.9621
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low675.20.8886
Triple Number Coastal/Long Distance Medium488.31.2288
Triple Number Coastal/Long Distance High417.21.4383
Triple Number Windward/Leeward Low887.80.6758
Triple Number Windward/Leeward Medium619.80.9680
Triple Number Windward/Leeward High516.41.1618
Predominantly Upwind542.01.1071
Predominantly Downwind496.31.2089
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low675.20.8886
Triple Number AP Medium488.41.2286
Triple Number AP High417.21.4383
Triple Number Windward/Leeward Low930.60.6448
Triple Number Windward/Leeward Medium619.80.9680
Triple Number Windward/Leeward High516.41.1618
Single Number Predominant Upwind569.61.0534
Single Number Predominant Reaching486.21.2341
Single Number Predominant Downwind520.71.1524
Predominant Upwind - Low856.60.7004
Predominant Upwind - Low/Med619.60.9683
Predominant Upwind - Medium518.61.1569
Predominant Upwind - Med/High463.71.2939
Predominant Upwind - High443.61.3524
Predominant Downwind Low802.70.7475
Predominant Downwind Low/Med573.81.0457
Predominant Downwind Medium473.91.2660
Predominant Downwind Med/High414.51.4474
Predominant Downwind High381.91.5711
Predominant Reaching Low724.70.8279
Predominant Reaching Low/Med527.41.1377
Predominant Reaching Medium445.21.3476
Predominant Reaching Med/High399.51.5019
Predominant Reaching High374.71.6015
SA/DSPL Upwind18.48SA/DSPL Downwind38.75
Scoring OptionTODTOT
5-Band Windward/Leeward Low1050.60.5711
5-Band Windward/Leeward Low/Med743.10.8074
5-Band Windward/Leeward Medium605.60.9908
5-Band Windward/Leeward Med/High526.01.1407
5-Band Windward/Leeward High495.01.2121
Windward/Leeward 60-40 Low1070.00.5607
Windward/Leeward 60-40 Low/Med758.80.7907
Windward/Leeward 60-40 Medium620.40.9671
Windward/Leeward 60-40 Med/High541.71.1077
Windward/Leeward 60-40 High513.31.1689
5-Band AP Low745.20.8052
5-Band AP Low/Med573.21.0468
5-Band AP Medium478.71.2533
5-Band AP Med/High424.41.4138
5-Band AP High399.71.5011
5-Band SF Bay Tour - Low901.30.6657
5-Band SF Bay Tour - Low/Med710.40.8446
5-Band SF Bay Tour - Medium582.11.0308
5-Band SF Bay Tour - Med/High508.41.1802
5-Band SF Bay Tour - High479.41.2516
Chicago-Mac Upwind1.0084
Chicago-Mac All Purpose1.0589
Chicago-Mac Downwind1.1030
Bayview-Mac Cove Island0.7355
Bayview-Mac Shore0.7398
Harvest Moon Regatta411.41.4583
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance540.51.1101
Triple Number Coastal/Long Distance Low675.20.8886
Triple Number Coastal/Long Distance Medium488.31.2288
Triple Number Coastal/Long Distance High417.21.4383
Triple Number Windward/Leeward Low887.80.6758
Triple Number Windward/Leeward Medium619.80.9680
Triple Number Windward/Leeward High516.41.1618
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1512.9985.3728.4589.8504.6457.0424.5377.0360.8
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance540.51.1101
Triple Number Coastal/Long Distance Low675.20.8886
Triple Number Coastal/Long Distance Medium488.31.2288
Triple Number Coastal/Long Distance High417.21.4383
Triple Number Windward/Leeward Low887.80.6758
Triple Number Windward/Leeward Medium619.80.9680
Triple Number Windward/Leeward High516.41.1618
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1512.9985.3728.4589.8504.6457.0424.5377.0360.8
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance540.5
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1512.9985.3728.4589.8504.6457.0424.5377.0360.8
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low675.20.8886
Triple Number Coastal/Long Distance Medium488.31.2288
Triple Number Coastal/Long Distance High417.21.4383
Triple Number Windward/Leeward Low887.80.6758
Triple Number Windward/Leeward Medium619.80.9680
Triple Number Windward/Leeward High516.41.1618
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating540.51.1101
FinRating, kevyt tuuli1026.80.9739
FinRating, kova tuuli401.11.2467
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low675.20.8886
Triple Number Coastal/Long Distance Medium488.31.2288
Triple Number Coastal/Long Distance High417.21.4383
Triple Number Windward/Leeward Low887.80.6758
Triple Number Windward/Leeward Medium619.80.9680
Triple Number Windward/Leeward High516.41.1618
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.1101
Triple Number Coastal/Long Distance Low0.8886
Triple Number Coastal/Long Distance Medium1.2288
Triple Number Coastal/Long Distance High1.4383
Triple Number Windward/Leeward Low0.6758
Triple Number Windward/Leeward Medium0.9680
Triple Number Windward/Leeward High1.1618
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1512.9985.3728.4589.8504.6457.0424.5377.0360.8
For information
General Purpose Handicap (GPH)560.3
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance540.51.1101
Triple Number Coastal/Long Distance Low675.20.8886
Triple Number Coastal/Long Distance Medium488.31.2288
Triple Number Coastal/Long Distance High417.21.4383
Triple Number Windward/Leeward Low887.80.6758
Triple Number Windward/Leeward Medium619.80.9680
Triple Number Windward/Leeward High516.41.1618
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1512.9985.3728.4589.8504.6457.0424.5377.0360.8
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low675.20.8886
Triple Number Coastal/Long Distance Medium488.31.2288
Triple Number Coastal/Long Distance High417.21.4383
Triple Number Windward/Leeward Low887.80.6758
Triple Number Windward/Leeward Medium619.80.9680
Triple Number Windward/Leeward High516.41.1618
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance540.51.1101
Triple Number Coastal/Long Distance Low675.20.8886
Triple Number Coastal/Long Distance Medium488.31.2288
Triple Number Coastal/Long Distance High417.21.4383
Triple Number Windward/Leeward Low887.80.6758
Triple Number Windward/Leeward Medium619.80.9680
Triple Number Windward/Leeward High516.41.1618
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1512.9985.3728.4589.8504.6457.0424.5377.0360.8
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance540.51.1101
Triple Number Coastal/Long Distance Low675.20.8886
Triple Number Coastal/Long Distance Medium488.31.2288
Triple Number Coastal/Long Distance High417.21.4383
Triple Number Windward/Leeward Low887.80.6758
Triple Number Windward/Leeward Medium619.80.9680
Triple Number Windward/Leeward High516.41.1618
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1512.9985.3728.4589.8504.6457.0424.5377.0360.8
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low675.2
Triple Number Coastal/Long Distance Medium488.3
Triple Number Coastal/Long Distance High417.2
Triple Number Windward/Leeward Low887.8
Triple Number Windward/Leeward Medium619.8
Triple Number Windward/Leeward High516.4
Predominantly Upwind542.0
Predominantly Downwind496.3
Predominantly Reaching472.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance540.51.1101
Triple Number Coastal/Long Distance Low675.20.8886
Triple Number Coastal/Long Distance Medium488.31.2288
Triple Number Coastal/Long Distance High417.21.4383
Triple Number Windward/Leeward Low887.80.6758
Triple Number Windward/Leeward Medium619.80.9680
Triple Number Windward/Leeward High516.41.1618
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1512.9985.3728.4589.8504.6457.0424.5377.0360.8
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8886
Triple Number Coastal/Long Distance Medium1.2288
Triple Number Coastal/Long Distance High1.4383
Triple Number Windward/Leeward Low0.6758
Triple Number Windward/Leeward Medium0.9680
Triple Number Windward/Leeward High1.1618
Coastal/Long Distance1.1101
Predominantly Upwind1.1071
Predominantly Downwind1.2089
For information
General Purpose Handicap (GPH)560.3
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.2210
Distanseseilas Trippeltall svak vind0.8886
Distanseseilas Trippeltall mellomvind1.2288
Distanseseilas Trippeltall sterk vind1.4383
Pølsebane Trippeltall svak vind0.6758
Pølsebane Trippeltall mellomvind0.9680
Pølsebane Trippeltall sterk vind1.1618
Motvind Singeltall1.1071
Medvind Singeltall1.2089
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low675.20.8886
Triple Number Coastal/Long Distance Medium488.31.2288
Triple Number Coastal/Long Distance High417.21.4383
Triple Number Windward/Leeward Low887.80.6758
Triple Number Windward/Leeward Medium619.80.9680
Triple Number Windward/Leeward High516.41.1618
Coastal/Long Distance540.51.1101
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind542.01.1071
Predominantly Downwind496.31.2089
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore482.51.2435
Cape Doctor Coastal388.11.5462
Triple Number Coastal/Long Distance Low675.20.8886
Triple Number Coastal/Long Distance Medium488.31.2288
Triple Number Coastal/Long Distance High417.21.4383
Triple Number Windward/Leeward Low887.80.6758
Triple Number Windward/Leeward Medium619.80.9680
Triple Number Windward/Leeward High516.41.1618
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8886
Triple Number Coastal/Long Distance Medium1.2288
Triple Number Coastal/Long Distance High1.4383
Triple Number Windward/Leeward Low0.6758
Triple Number Windward/Leeward Medium0.9680
Triple Number Windward/Leeward High1.1618
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8886
Triple Number Coastal/Long Distance Medium1.2288
Triple Number Coastal/Long Distance High1.4383
Triple Number Windward/Leeward Low0.6758
Triple Number Windward/Leeward Medium0.9680
Triple Number Windward/Leeward High1.1618
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance540.51.1101
Triple Number Coastal/Long Distance Low675.20.8886
Triple Number Coastal/Long Distance Medium488.31.2288
Triple Number Coastal/Long Distance High417.21.4383
Triple Number Windward/Leeward Low887.80.6758
Triple Number Windward/Leeward Medium619.80.9680
Triple Number Windward/Leeward High516.41.1618
Predominantly Upwind542.01.1071
Predominantly Downwind496.31.2089
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1512.9985.3728.4589.8504.6457.0424.5377.0360.8
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance540.51.1101
Triple Number Coastal/Long Distance Low675.20.8886
Triple Number Coastal/Long Distance Medium488.31.2288
Triple Number Coastal/Long Distance High417.21.4383
Triple Number Windward/Leeward Low887.80.6758
Triple Number Windward/Leeward Medium619.80.9680
Triple Number Windward/Leeward High516.41.1618
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1512.9985.3728.4589.8504.6457.0424.5377.0360.8
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low675.20.8886
Triple Number AP Medium488.41.2286
Triple Number AP High417.21.4383
Triple Number Windward/Leeward Low930.60.6448
Triple Number Windward/Leeward Medium619.80.9680
Triple Number Windward/Leeward High516.41.1618
Single Number Predominant Upwind569.61.0534
Single Number Predominant Reaching486.21.2341
Single Number Predominant Downwind520.71.1524
Predominant Upwind - Low856.60.7004
Predominant Upwind - Low/Med619.60.9683
Predominant Upwind - Medium518.61.1569
Predominant Upwind - Med/High463.71.2939
Predominant Upwind - High443.61.3524
Predominant Downwind Low802.70.7475
Predominant Downwind Low/Med573.81.0457
Predominant Downwind Medium473.91.2660
Predominant Downwind Med/High414.51.4474
Predominant Downwind High381.91.5711
Predominant Reaching Low724.70.8279
Predominant Reaching Low/Med527.41.1377
Predominant Reaching Medium445.21.3476
Predominant Reaching Med/High399.51.5019
Predominant Reaching High374.71.6015
SA/DSPL Upwind18.48SA/DSPL Downwind38.75
Scoring OptionTODTOT
5-Band Windward/Leeward Low1050.60.5711
5-Band Windward/Leeward Low/Med743.10.8074
5-Band Windward/Leeward Medium605.60.9908
5-Band Windward/Leeward Med/High526.01.1407
5-Band Windward/Leeward High495.01.2121
Windward/Leeward 60-40 Low1070.00.5607
Windward/Leeward 60-40 Low/Med758.80.7907
Windward/Leeward 60-40 Medium620.40.9671
Windward/Leeward 60-40 Med/High541.71.1077
Windward/Leeward 60-40 High513.31.1689
5-Band AP Low745.20.8052
5-Band AP Low/Med573.21.0468
5-Band AP Medium478.71.2533
5-Band AP Med/High424.41.4138
5-Band AP High399.71.5011
5-Band SF Bay Tour - Low901.30.6657
5-Band SF Bay Tour - Low/Med710.40.8446
5-Band SF Bay Tour - Medium582.11.0308
5-Band SF Bay Tour - Med/High508.41.1802
5-Band SF Bay Tour - High479.41.2516
Chicago-Mac Upwind1.0084
Chicago-Mac All Purpose1.0589
Chicago-Mac Downwind1.1030
Bayview-Mac Cove Island0.7355
Bayview-Mac Shore0.7398
Harvest Moon Regatta411.41.4583
Club Certificate2025
KazkaCRO3009
Hrvatski jedriličarski savez
Osječka 11
21000 Split
CROATIA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDufour 56Measurement11/10/2025HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA16.300Max. Beam5.050Draft2.235Displacement17,626Wetted area58.75IMS L15.602LSM015.521Acc. length16.300Sink (kg/mm) 48.24
VCGD0.367VCGM0.444RM Rated (kg·m) 675.4Limit of positive stability(°) N/AStability IndexN/ADefault crew weight1,289Declared crew weightN/A
PROPELLER
Propeller TypeFolding 4 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.540PBW
PSDPHDPHL
PSAESL
ST1ST2ST3
ST4ST5
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerYesMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders2Rotating mastNo
P19.330IG20.610ISP21.630MDT10.178MDL10.310MDT2MDL2TLMW0.313GO0.340
E6.300J6.300BAS2.136FSD0.054SFJ0.350SPLWPLTPS7.200BD0.250MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date19/04/2023
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
KazkaCRO3009
Hrvatski jedriličarski savez
Osječka 11
21000 Split
CROATIA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.091.152.173.885.2470.0511/10/2025
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment10.100.651.292.774.396.2619.26NoNo 56.3311/10/2025
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment121.8719.2320.5511.5710.64109%194.9501/05/2022
CRUISER/RACER REQUIREMENTS*
Accommodation length16.3 mTable area0.77 m²Headroom1.90 mMinimum number of berths7Personal gear stowage0.28 m³Fresh water capacity361 lMinimum number of seats in cockpit7Food stowage0.42 m³Fuel capacity176 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.