Club Certificate2025
SPLASHDANCEIRL 4073
ORC
Central Rating Office
Issuing certificates for
Ireland
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 Angles45.1°45.1°43.1°41.5°40.1°39.0°38.6°39.3°40.3°
Beat VMG2.303.234.004.585.035.305.425.485.42
52°3.665.026.076.807.287.567.707.797.80
60°3.945.356.387.077.497.757.918.048.07
75°4.125.576.617.277.677.948.178.468.58
90°4.155.716.887.587.978.218.378.739.07
110°4.185.787.017.718.158.558.919.459.85
120°4.055.626.837.598.068.478.899.7510.56
135°3.565.016.227.157.738.158.569.4510.66
150°2.924.215.366.347.127.648.028.719.49
Run VMG2.533.644.645.496.176.687.127.808.40
Gybe Angles142.6°142.6°147.1°148.9°151.0°155.2°160.6°165.3°163.3°
APH ToD:548.0CDL: 9.849APH ToT: 1.0949CertNo:
BOAT
ClassDUFOUR 40DesignerFELCIBuilderDUFOURAge date01/2003Series date01/2002Offset fileDUFOUR40E.offData fileIRL4073
HULL
Length Overall12.013 mMaximum Beam3.878 mDraft2.108 mDisplacement8,042 kgDLR6.4516IMS DivisionCruiser/RacerDynamic Allowance0.290%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.400m
CREW
Maximum weight850 kg(declared)Minimum weight720 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail44.7345.55Headsail Luffed31.1231.12Headsail FlyingSymmetricAsymmetric101.84101.84 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail13.63Storm Jib11.91Heavy Weather Jib32.15
SAIL LIMITS
Headsails6
✱ 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
SPLASHDANCEIRL 4073
ORC
Central Rating Office
Issuing certificates for
Ireland
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 VMG1564.21114.4900.2785.8715.4679.0664.6656.9664.7
52°983.3716.9593.3529.3494.4476.5467.7461.9461.7
60°913.9673.3564.1509.2480.6464.3454.9447.6445.9
75°872.8646.2544.7495.1469.5453.1440.7425.3419.6
90°866.5630.7523.3474.9451.5438.3430.0412.5396.8
110°861.0622.6513.9466.9441.6421.2404.1381.0365.6
120°888.1641.1527.1474.4446.9424.8405.0369.2340.9
135°1010.3718.6578.5503.8465.9441.8420.6380.9337.6
150°1232.2855.9671.6567.9505.6471.0449.2413.2379.4
Run VMG1422.7988.3775.4655.7583.4538.7505.6461.7428.5
Selected Courses
Windward / Leeward1493.11051.4837.8720.8649.4608.9585.1559.3546.6
All purpose1122.2801.9650.0570.8525.6498.9482.2460.7446.5
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward683.60.8777
All purpose548.01.0949
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low726.00.8265
Triple Number Coastal/Long Distance Medium544.41.1022
Triple Number Coastal/Long Distance High478.41.2543
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium678.70.8840
Triple Number Windward/Leeward High581.31.0321
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.11.0015
Triple Number Coastal/Long Distance Low726.00.8265
Triple Number Coastal/Long Distance Medium544.41.1022
Triple Number Coastal/Long Distance High478.41.2543
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium678.70.8840
Triple Number Windward/Leeward High581.31.0321
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1580.21045.1784.6646.1562.2518.1487.3439.9423.3
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7614
Downwind "popa"0.9315
70% up, 30% down "Ilhabela"0.8055
30% up, 70% down "Ilhabela-inverso"0.8730
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low726.00.8265
Triple Number Coastal/Long Distance Medium544.41.1022
Triple Number Coastal/Long Distance High478.41.2543
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium678.70.8840
Triple Number Windward/Leeward High581.31.0321
Predominantly Upwind596.61.0057
Predominantly Downwind556.81.0776
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low726.00.8265
Triple Number AP Medium544.41.1021
Triple Number AP High478.31.2543
Triple Number Windward/Leeward Low987.80.6074
Triple Number Windward/Leeward Medium678.70.8840
Triple Number Windward/Leeward High581.31.0321
Single Number Predominant Upwind623.90.9617
Single Number Predominant Reaching543.71.1035
Single Number Predominant Downwind582.31.0304
Predominant Upwind - Low897.50.6685
Predominant Upwind - Low/Med668.60.8974
Predominant Upwind - Medium573.91.0454
Predominant Upwind - Med/High526.01.1407
Predominant Upwind - High509.31.1782
Predominant Downwind Low867.30.6918
Predominant Downwind Low/Med633.70.9468
Predominant Downwind Medium534.81.1219
Predominant Downwind Med/High476.41.2594
Predominant Downwind High443.21.3537
Predominant Reaching Low776.50.7727
Predominant Reaching Low/Med581.51.0318
Predominant Reaching Medium503.41.1919
Predominant Reaching Med/High460.51.3028
Predominant Reaching High436.51.3746
SA/DSPL Upwind18.77SA/DSPL Downwind36.26
Scoring OptionTODTOT
5-Band Windward/Leeward Low1108.50.5413
5-Band Windward/Leeward Low/Med800.20.7498
5-Band Windward/Leeward Medium664.90.9024
5-Band Windward/Leeward Med/High590.11.0167
5-Band Windward/Leeward High561.51.0685
Windward/Leeward 60-40 Low1121.50.5350
Windward/Leeward 60-40 Low/Med813.00.7380
Windward/Leeward 60-40 Medium678.30.8845
Windward/Leeward 60-40 Med/High606.10.9900
Windward/Leeward 60-40 High581.11.0325
5-Band AP Low800.60.7494
5-Band AP Low/Med626.10.9583
5-Band AP Medium535.41.1207
5-Band AP Med/High485.11.2370
5-Band AP High462.01.2988
5-Band SF Bay Tour - Low954.20.6288
5-Band SF Bay Tour - Low/Med765.10.7842
5-Band SF Bay Tour - Medium640.10.9374
5-Band SF Bay Tour - Med/High572.21.0485
5-Band SF Bay Tour - High545.81.0992
Chicago-Mac Upwind0.9264
Chicago-Mac All Purpose0.9622
Chicago-Mac Downwind0.9912
Bayview-Mac Cove Island0.6884
Bayview-Mac Shore0.6931
Harvest Moon Regatta470.91.2741
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.11.0015
Triple Number Coastal/Long Distance Low726.00.8265
Triple Number Coastal/Long Distance Medium544.41.1022
Triple Number Coastal/Long Distance High478.41.2543
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium678.70.8840
Triple Number Windward/Leeward High581.31.0321
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1580.21045.1784.6646.1562.2518.1487.3439.9423.3
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.11.0015
Triple Number Coastal/Long Distance Low726.00.8265
Triple Number Coastal/Long Distance Medium544.41.1022
Triple Number Coastal/Long Distance High478.41.2543
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium678.70.8840
Triple Number Windward/Leeward High581.31.0321
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1580.21045.1784.6646.1562.2518.1487.3439.9423.3
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance599.1
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1580.21045.1784.6646.1562.2518.1487.3439.9423.3
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low726.00.8265
Triple Number Coastal/Long Distance Medium544.41.1022
Triple Number Coastal/Long Distance High478.41.2543
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium678.70.8840
Triple Number Windward/Leeward High581.31.0321
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating599.11.0015
FinRating, kevyt tuuli1085.20.9214
FinRating, kova tuuli464.71.0760
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low726.00.8265
Triple Number Coastal/Long Distance Medium544.41.1022
Triple Number Coastal/Long Distance High478.41.2543
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium678.70.8840
Triple Number Windward/Leeward High581.31.0321
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.0015
Triple Number Coastal/Long Distance Low0.8265
Triple Number Coastal/Long Distance Medium1.1022
Triple Number Coastal/Long Distance High1.2543
Triple Number Windward/Leeward Low0.6352
Triple Number Windward/Leeward Medium0.8840
Triple Number Windward/Leeward High1.0321
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1580.21045.1784.6646.1562.2518.1487.3439.9423.3
For information
General Purpose Handicap (GPH)619.6
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.11.0015
Triple Number Coastal/Long Distance Low726.00.8265
Triple Number Coastal/Long Distance Medium544.41.1022
Triple Number Coastal/Long Distance High478.41.2543
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium678.70.8840
Triple Number Windward/Leeward High581.31.0321
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1580.21045.1784.6646.1562.2518.1487.3439.9423.3
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low726.00.8265
Triple Number Coastal/Long Distance Medium544.41.1022
Triple Number Coastal/Long Distance High478.41.2543
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium678.70.8840
Triple Number Windward/Leeward High581.31.0321
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.11.0015
Triple Number Coastal/Long Distance Low726.00.8265
Triple Number Coastal/Long Distance Medium544.41.1022
Triple Number Coastal/Long Distance High478.41.2543
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium678.70.8840
Triple Number Windward/Leeward High581.31.0321
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1580.21045.1784.6646.1562.2518.1487.3439.9423.3
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.11.0015
Triple Number Coastal/Long Distance Low726.00.8265
Triple Number Coastal/Long Distance Medium544.41.1022
Triple Number Coastal/Long Distance High478.41.2543
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium678.70.8840
Triple Number Windward/Leeward High581.31.0321
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1580.21045.1784.6646.1562.2518.1487.3439.9423.3
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low726.0
Triple Number Coastal/Long Distance Medium544.4
Triple Number Coastal/Long Distance High478.4
Triple Number Windward/Leeward Low944.6
Triple Number Windward/Leeward Medium678.7
Triple Number Windward/Leeward High581.3
Predominantly Upwind596.6
Predominantly Downwind556.8
Predominantly Reaching530.8
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.11.0015
Triple Number Coastal/Long Distance Low726.00.8265
Triple Number Coastal/Long Distance Medium544.41.1022
Triple Number Coastal/Long Distance High478.41.2543
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium678.70.8840
Triple Number Windward/Leeward High581.31.0321
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1580.21045.1784.6646.1562.2518.1487.3439.9423.3
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8265
Triple Number Coastal/Long Distance Medium1.1022
Triple Number Coastal/Long Distance High1.2543
Triple Number Windward/Leeward Low0.6352
Triple Number Windward/Leeward Medium0.8840
Triple Number Windward/Leeward High1.0321
Coastal/Long Distance1.0015
Predominantly Upwind1.0057
Predominantly Downwind1.0776
For information
General Purpose Handicap (GPH)619.6
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0949
Distanseseilas Trippeltall svak vind0.8265
Distanseseilas Trippeltall mellomvind1.1022
Distanseseilas Trippeltall sterk vind1.2543
Pølsebane Trippeltall svak vind0.6352
Pølsebane Trippeltall mellomvind0.8840
Pølsebane Trippeltall sterk vind1.0321
Motvind Singeltall1.0057
Medvind Singeltall1.0776
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low726.00.8265
Triple Number Coastal/Long Distance Medium544.41.1022
Triple Number Coastal/Long Distance High478.41.2543
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium678.70.8840
Triple Number Windward/Leeward High581.31.0321
Coastal/Long Distance599.11.0015
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind596.61.0057
Predominantly Downwind556.81.0776
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore550.41.0902
Cape Doctor Coastal450.81.3310
Triple Number Coastal/Long Distance Low726.00.8265
Triple Number Coastal/Long Distance Medium544.41.1022
Triple Number Coastal/Long Distance High478.41.2543
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium678.70.8840
Triple Number Windward/Leeward High581.31.0321
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8265
Triple Number Coastal/Long Distance Medium1.1022
Triple Number Coastal/Long Distance High1.2543
Triple Number Windward/Leeward Low0.6352
Triple Number Windward/Leeward Medium0.8840
Triple Number Windward/Leeward High1.0321
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8265
Triple Number Coastal/Long Distance Medium1.1022
Triple Number Coastal/Long Distance High1.2543
Triple Number Windward/Leeward Low0.6352
Triple Number Windward/Leeward Medium0.8840
Triple Number Windward/Leeward High1.0321
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.11.0015
Triple Number Coastal/Long Distance Low726.00.8265
Triple Number Coastal/Long Distance Medium544.41.1022
Triple Number Coastal/Long Distance High478.41.2543
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium678.70.8840
Triple Number Windward/Leeward High581.31.0321
Predominantly Upwind596.61.0057
Predominantly Downwind556.81.0776
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1580.21045.1784.6646.1562.2518.1487.3439.9423.3
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.11.0015
Triple Number Coastal/Long Distance Low726.00.8265
Triple Number Coastal/Long Distance Medium544.41.1022
Triple Number Coastal/Long Distance High478.41.2543
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium678.70.8840
Triple Number Windward/Leeward High581.31.0321
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1580.21045.1784.6646.1562.2518.1487.3439.9423.3
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low726.00.8265
Triple Number AP Medium544.41.1021
Triple Number AP High478.31.2543
Triple Number Windward/Leeward Low987.80.6074
Triple Number Windward/Leeward Medium678.70.8840
Triple Number Windward/Leeward High581.31.0321
Single Number Predominant Upwind623.90.9617
Single Number Predominant Reaching543.71.1035
Single Number Predominant Downwind582.31.0304
Predominant Upwind - Low897.50.6685
Predominant Upwind - Low/Med668.60.8974
Predominant Upwind - Medium573.91.0454
Predominant Upwind - Med/High526.01.1407
Predominant Upwind - High509.31.1782
Predominant Downwind Low867.30.6918
Predominant Downwind Low/Med633.70.9468
Predominant Downwind Medium534.81.1219
Predominant Downwind Med/High476.41.2594
Predominant Downwind High443.21.3537
Predominant Reaching Low776.50.7727
Predominant Reaching Low/Med581.51.0318
Predominant Reaching Medium503.41.1919
Predominant Reaching Med/High460.51.3028
Predominant Reaching High436.51.3746
SA/DSPL Upwind18.77SA/DSPL Downwind36.26
Scoring OptionTODTOT
5-Band Windward/Leeward Low1108.50.5413
5-Band Windward/Leeward Low/Med800.20.7498
5-Band Windward/Leeward Medium664.90.9024
5-Band Windward/Leeward Med/High590.11.0167
5-Band Windward/Leeward High561.51.0685
Windward/Leeward 60-40 Low1121.50.5350
Windward/Leeward 60-40 Low/Med813.00.7380
Windward/Leeward 60-40 Medium678.30.8845
Windward/Leeward 60-40 Med/High606.10.9900
Windward/Leeward 60-40 High581.11.0325
5-Band AP Low800.60.7494
5-Band AP Low/Med626.10.9583
5-Band AP Medium535.41.1207
5-Band AP Med/High485.11.2370
5-Band AP High462.01.2988
5-Band SF Bay Tour - Low954.20.6288
5-Band SF Bay Tour - Low/Med765.10.7842
5-Band SF Bay Tour - Medium640.10.9374
5-Band SF Bay Tour - Med/High572.21.0485
5-Band SF Bay Tour - High545.81.0992
Chicago-Mac Upwind0.9264
Chicago-Mac All Purpose0.9622
Chicago-Mac Downwind0.9912
Bayview-Mac Cove Island0.6884
Bayview-Mac Shore0.6931
Harvest Moon Regatta470.91.2741
Club Certificate2025
SPLASHDANCEIRL 4073
ORC
Central Rating Office
Issuing certificates for
Ireland
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDUFOUR 40MeasurementHINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA12.013Max. Beam3.878Draft2.108Displacement8,042Wetted area31.62IMS L10.985LSM010.761Acc. length12.013Sink (kg/mm) 24.00
VCGD-0.049VCGM0.020RM Rated (kg·m) 202.7Limit of positive stability(°) N/AStability IndexN/ADefault crew weight764Declared crew weight850
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.400PBWPIPA0.0031
EDL2.800ST10.046ST20.170
ST30.172ST40.098ST50.270
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders2Rotating mastNo
P14.210IG15.430ISP15.470MDT10.110MDL10.220MDT20.090MDL20.120TL1.300MW0.220GO0.220
E5.480J4.180BAS1.780FSD0.040SFJ0.200SPLWPLTPS4.660BD0.160MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered204.0Flotation Date01/01/2010
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
SPLASHDANCEIRL 4073
ORC
Central Rating Office
Issuing certificates for
Ireland
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment0011.001.863.2344.73
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment0010.601.142.244.3813.99NoNo 31.12
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment016.1215.0415.587.768.1895%101.84
CRUISER/RACER REQUIREMENTS*
Accommodation length12.0 mTable area0.55 m²Headroom1.81 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity150 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity90 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.