Double HandedClub Certificate2025
CinderellaNOR 16124
Norges Seilforbund
Sognsveien 73
0854 OSLO
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 Angles45.3°45.3°43.5°42.4°41.5°41.2°41.0°41.9°43.6°
Beat VMG2.503.454.184.644.854.944.984.924.74
52°3.995.386.376.937.177.277.317.347.24
60°4.325.736.667.197.457.557.597.667.62
75°4.555.986.887.407.707.887.978.118.18
90°4.475.916.857.437.788.058.268.518.69
110°3.865.346.507.297.788.168.529.129.55
120°3.695.146.327.167.698.098.489.2510.07
135°3.234.605.786.727.387.838.228.999.89
150°2.673.905.025.956.687.197.588.198.80
Run VMG2.323.384.355.155.786.226.847.718.33
Gybe Angles145.3°145.3°147.0°147.4°147.5°148.9°180.0°180.0°180.0°
APH ToD:566.6CDL: 9.326APH ToT: 1.0590CertNo:676150
BOAT
ClassDufour 390DesignerFelciBuilderDufour YachtsAge date01/2022Series date01/2019Offset filedufour390.offData file676150
HULL
Length Overall11.200 mMaximum Beam4.022 mDraft1.931 mDisplacement8,068 kgDLR6.7864IMS DivisionCruiser/RacerDynamic Allowance0.360%Age Allowance0.195%
PROPELLER
InstallationStrutTypeFolding 3 bladesDiameter0.400m
CREW
Maximum weight180 kg(declared)Minimum weight120 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail38.8739.48Headsail Luffed26.1026.10Headsail Flying67.9867.98SymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail11.57Storm Jib10.81Heavy Weather Jib29.18
SAIL LIMITS
Headsails5Spinnakers0
✱ No spinnaker pole aboard
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.
Double HandedClub Certificate2025
CinderellaNOR 16124
Norges Seilforbund
Sognsveien 73
0854 OSLO
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 VMG1438.71042.7860.2776.3742.5728.8723.6732.1759.2
52°901.4668.6565.6519.7502.1494.9492.8490.2497.2
60°834.1628.4540.5500.4483.5476.8474.1469.8472.2
75°790.4601.8523.5486.3467.3457.1452.0444.0439.9
90°805.8609.2525.4484.6462.7447.5435.7422.9414.4
110°931.8674.0553.7493.7462.9441.2422.7394.7377.1
120°974.8699.7569.6502.5468.1444.9424.6389.3357.6
135°1115.1783.5622.7535.8487.7459.9438.1400.3364.2
150°1345.8923.3716.8604.9539.1501.0475.0439.7409.1
Run VMG1554.61066.1827.7698.5622.5578.5526.4467.2432.2
Selected Courses
Windward / Leeward1494.81054.4844.0737.4682.5653.6625.0599.7595.7
All purpose1115.5802.9656.3582.9545.6525.1509.6491.2483.3
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward712.50.8421
All purpose566.61.0590
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low729.60.8224
Triple Number Coastal/Long Distance Medium562.21.0673
Triple Number Coastal/Long Distance High506.61.1844
Triple Number Windward/Leeward Low949.20.6321
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High622.70.9636
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance619.60.9683
Triple Number Coastal/Long Distance Low729.60.8224
Triple Number Coastal/Long Distance Medium562.21.0673
Triple Number Coastal/Long Distance High506.61.1844
Triple Number Windward/Leeward Low949.20.6321
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High622.70.9636
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1600.61055.6792.8660.9586.0546.9513.7463.3450.4
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7492
Downwind "popa"0.8774
70% up, 30% down "Ilhabela"0.7835
30% up, 70% down "Ilhabela-inverso"0.8346
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low729.60.8224
Triple Number Coastal/Long Distance Medium562.21.0673
Triple Number Coastal/Long Distance High506.61.1844
Triple Number Windward/Leeward Low949.20.6321
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High622.70.9636
Predominantly Upwind609.10.9851
Predominantly Downwind579.91.0346
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low729.60.8224
Triple Number AP Medium562.21.0672
Triple Number AP High506.61.1844
Triple Number Windward/Leeward Low993.30.6041
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High622.70.9636
Single Number Predominant Upwind634.50.9456
Single Number Predominant Reaching558.01.0753
Single Number Predominant Downwind608.30.9863
Predominant Upwind - Low865.90.6929
Predominant Upwind - Low/Med663.20.9047
Predominant Upwind - Medium589.81.0172
Predominant Upwind - Med/High557.31.0766
Predominant Upwind - High547.91.0952
Predominant Downwind Low902.50.6648
Predominant Downwind Low/Med659.80.9094
Predominant Downwind Medium559.51.0725
Predominant Downwind Med/High498.31.2040
Predominant Downwind High463.51.2944
Predominant Reaching Low777.70.7715
Predominant Reaching Low/Med592.31.0130
Predominant Reaching Medium519.61.1547
Predominant Reaching Med/High479.21.2522
Predominant Reaching High458.21.3094
SA/DSPL Upwind16.04SA/DSPL Downwind26.38
Scoring OptionTODTOT
5-Band Windward/Leeward Low1112.40.5394
5-Band Windward/Leeward Low/Med813.50.7375
5-Band Windward/Leeward Medium695.50.8627
5-Band Windward/Leeward Med/High630.50.9516
5-Band Windward/Leeward High603.40.9944
Windward/Leeward 60-40 Low1109.10.5410
Windward/Leeward 60-40 Low/Med818.80.7327
Windward/Leeward 60-40 Medium707.20.8484
Windward/Leeward 60-40 Med/High649.90.9232
Windward/Leeward 60-40 High629.80.9528
5-Band AP Low809.80.7409
5-Band AP Low/Med635.70.9439
5-Band AP Medium554.61.0819
5-Band AP Med/High512.21.1715
5-Band AP High493.11.2169
5-Band SF Bay Tour - Low954.30.6287
5-Band SF Bay Tour - Low/Med775.70.7735
5-Band SF Bay Tour - Medium667.90.8983
5-Band SF Bay Tour - Med/High612.20.9800
5-Band SF Bay Tour - High590.71.0158
Chicago-Mac Upwind0.9185
Chicago-Mac All Purpose0.9393
Chicago-Mac Downwind0.9504
Bayview-Mac Cove Island0.6815
Bayview-Mac Shore0.6884
Harvest Moon Regatta485.91.2347
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance619.60.9683
Triple Number Coastal/Long Distance Low729.60.8224
Triple Number Coastal/Long Distance Medium562.21.0673
Triple Number Coastal/Long Distance High506.61.1844
Triple Number Windward/Leeward Low949.20.6321
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High622.70.9636
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1600.61055.6792.8660.9586.0546.9513.7463.3450.4
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance619.60.9683
Triple Number Coastal/Long Distance Low729.60.8224
Triple Number Coastal/Long Distance Medium562.21.0673
Triple Number Coastal/Long Distance High506.61.1844
Triple Number Windward/Leeward Low949.20.6321
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High622.70.9636
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1600.61055.6792.8660.9586.0546.9513.7463.3450.4
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance619.6
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1600.61055.6792.8660.9586.0546.9513.7463.3450.4
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low729.60.8224
Triple Number Coastal/Long Distance Medium562.21.0673
Triple Number Coastal/Long Distance High506.61.1844
Triple Number Windward/Leeward Low949.20.6321
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High622.70.9636
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating619.60.9683
FinRating, kevyt tuuli1091.40.9162
FinRating, kova tuuli495.51.0091
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low729.60.8224
Triple Number Coastal/Long Distance Medium562.21.0673
Triple Number Coastal/Long Distance High506.61.1844
Triple Number Windward/Leeward Low949.20.6321
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High622.70.9636
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9683
Triple Number Coastal/Long Distance Low0.8224
Triple Number Coastal/Long Distance Medium1.0673
Triple Number Coastal/Long Distance High1.1844
Triple Number Windward/Leeward Low0.6321
Triple Number Windward/Leeward Medium0.8486
Triple Number Windward/Leeward High0.9636
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1600.61055.6792.8660.9586.0546.9513.7463.3450.4
For information
General Purpose Handicap (GPH)636.1
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance619.60.9683
Triple Number Coastal/Long Distance Low729.60.8224
Triple Number Coastal/Long Distance Medium562.21.0673
Triple Number Coastal/Long Distance High506.61.1844
Triple Number Windward/Leeward Low949.20.6321
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High622.70.9636
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1600.61055.6792.8660.9586.0546.9513.7463.3450.4
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low729.60.8224
Triple Number Coastal/Long Distance Medium562.21.0673
Triple Number Coastal/Long Distance High506.61.1844
Triple Number Windward/Leeward Low949.20.6321
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High622.70.9636
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance619.60.9683
Triple Number Coastal/Long Distance Low729.60.8224
Triple Number Coastal/Long Distance Medium562.21.0673
Triple Number Coastal/Long Distance High506.61.1844
Triple Number Windward/Leeward Low949.20.6321
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High622.70.9636
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1600.61055.6792.8660.9586.0546.9513.7463.3450.4
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance619.60.9683
Triple Number Coastal/Long Distance Low729.60.8224
Triple Number Coastal/Long Distance Medium562.21.0673
Triple Number Coastal/Long Distance High506.61.1844
Triple Number Windward/Leeward Low949.20.6321
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High622.70.9636
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1600.61055.6792.8660.9586.0546.9513.7463.3450.4
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low729.6
Triple Number Coastal/Long Distance Medium562.2
Triple Number Coastal/Long Distance High506.6
Triple Number Windward/Leeward Low949.2
Triple Number Windward/Leeward Medium707.0
Triple Number Windward/Leeward High622.7
Predominantly Upwind609.1
Predominantly Downwind579.9
Predominantly Reaching548.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance619.60.9683
Triple Number Coastal/Long Distance Low729.60.8224
Triple Number Coastal/Long Distance Medium562.21.0673
Triple Number Coastal/Long Distance High506.61.1844
Triple Number Windward/Leeward Low949.20.6321
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High622.70.9636
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1600.61055.6792.8660.9586.0546.9513.7463.3450.4
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8224
Triple Number Coastal/Long Distance Medium1.0673
Triple Number Coastal/Long Distance High1.1844
Triple Number Windward/Leeward Low0.6321
Triple Number Windward/Leeward Medium0.8486
Triple Number Windward/Leeward High0.9636
Coastal/Long Distance0.9683
Predominantly Upwind0.9851
Predominantly Downwind1.0346
For information
General Purpose Handicap (GPH)636.1
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0590
Distanseseilas Trippeltall svak vind0.8224
Distanseseilas Trippeltall mellomvind1.0673
Distanseseilas Trippeltall sterk vind1.1844
Pølsebane Trippeltall svak vind0.6321
Pølsebane Trippeltall mellomvind0.8486
Pølsebane Trippeltall sterk vind0.9636
Motvind Singeltall0.9851
Medvind Singeltall1.0346
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low729.60.8224
Triple Number Coastal/Long Distance Medium562.21.0673
Triple Number Coastal/Long Distance High506.61.1844
Triple Number Windward/Leeward Low949.20.6321
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High622.70.9636
Coastal/Long Distance619.60.9683
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind609.10.9851
Predominantly Downwind579.91.0346
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore596.91.0052
Cape Doctor Coastal485.71.2353
Triple Number Coastal/Long Distance Low729.60.8224
Triple Number Coastal/Long Distance Medium562.21.0673
Triple Number Coastal/Long Distance High506.61.1844
Triple Number Windward/Leeward Low949.20.6321
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High622.70.9636
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8224
Triple Number Coastal/Long Distance Medium1.0673
Triple Number Coastal/Long Distance High1.1844
Triple Number Windward/Leeward Low0.6321
Triple Number Windward/Leeward Medium0.8486
Triple Number Windward/Leeward High0.9636
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8224
Triple Number Coastal/Long Distance Medium1.0673
Triple Number Coastal/Long Distance High1.1844
Triple Number Windward/Leeward Low0.6321
Triple Number Windward/Leeward Medium0.8486
Triple Number Windward/Leeward High0.9636
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance619.60.9683
Triple Number Coastal/Long Distance Low729.60.8224
Triple Number Coastal/Long Distance Medium562.21.0673
Triple Number Coastal/Long Distance High506.61.1844
Triple Number Windward/Leeward Low949.20.6321
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High622.70.9636
Predominantly Upwind609.10.9851
Predominantly Downwind579.91.0346
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1600.61055.6792.8660.9586.0546.9513.7463.3450.4
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance619.60.9683
Triple Number Coastal/Long Distance Low729.60.8224
Triple Number Coastal/Long Distance Medium562.21.0673
Triple Number Coastal/Long Distance High506.61.1844
Triple Number Windward/Leeward Low949.20.6321
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High622.70.9636
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1600.61055.6792.8660.9586.0546.9513.7463.3450.4
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low729.60.8224
Triple Number AP Medium562.21.0672
Triple Number AP High506.61.1844
Triple Number Windward/Leeward Low993.30.6041
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High622.70.9636
Single Number Predominant Upwind634.50.9456
Single Number Predominant Reaching558.01.0753
Single Number Predominant Downwind608.30.9863
Predominant Upwind - Low865.90.6929
Predominant Upwind - Low/Med663.20.9047
Predominant Upwind - Medium589.81.0172
Predominant Upwind - Med/High557.31.0766
Predominant Upwind - High547.91.0952
Predominant Downwind Low902.50.6648
Predominant Downwind Low/Med659.80.9094
Predominant Downwind Medium559.51.0725
Predominant Downwind Med/High498.31.2040
Predominant Downwind High463.51.2944
Predominant Reaching Low777.70.7715
Predominant Reaching Low/Med592.31.0130
Predominant Reaching Medium519.61.1547
Predominant Reaching Med/High479.21.2522
Predominant Reaching High458.21.3094
SA/DSPL Upwind16.04SA/DSPL Downwind26.38
Scoring OptionTODTOT
5-Band Windward/Leeward Low1112.40.5394
5-Band Windward/Leeward Low/Med813.50.7375
5-Band Windward/Leeward Medium695.50.8627
5-Band Windward/Leeward Med/High630.50.9516
5-Band Windward/Leeward High603.40.9944
Windward/Leeward 60-40 Low1109.10.5410
Windward/Leeward 60-40 Low/Med818.80.7327
Windward/Leeward 60-40 Medium707.20.8484
Windward/Leeward 60-40 Med/High649.90.9232
Windward/Leeward 60-40 High629.80.9528
5-Band AP Low809.80.7409
5-Band AP Low/Med635.70.9439
5-Band AP Medium554.61.0819
5-Band AP Med/High512.21.1715
5-Band AP High493.11.2169
5-Band SF Bay Tour - Low954.30.6287
5-Band SF Bay Tour - Low/Med775.70.7735
5-Band SF Bay Tour - Medium667.90.8983
5-Band SF Bay Tour - Med/High612.20.9800
5-Band SF Bay Tour - High590.71.0158
Chicago-Mac Upwind0.9185
Chicago-Mac All Purpose0.9393
Chicago-Mac Downwind0.9504
Bayview-Mac Cove Island0.6815
Bayview-Mac Shore0.6884
Harvest Moon Regatta485.91.2347
Double HandedClub Certificate2025
CinderellaNOR 16124
Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDufour 390MeasurementHINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA11.200Max. Beam4.022Draft1.931Displacement8,068Wetted area32.34IMS L10.563LSM010.593Acc. length11.200Sink (kg/mm) 25.58
VCGD0.227VCGM0.242RM Rated (kg·m) 219.3Limit of positive stability(°) N/AStability IndexN/ADefault crew weight170Declared crew weight180
PROPELLER
Propeller TypeFolding 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.400PBWPIPA0.0034
EDL3.055ST10.066ST20.180
ST30.180ST40.112ST50.143
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders2Rotating mastNo
P14.310IG14.700ISP14.810MDT10.125MDL10.200MDT20.000MDL20.000TLNo TaperMW0.000GO0.000
E4.620J3.980BAS1.280FSDFoilSFJ0.170SPL0.000WPLTPS4.760BD0.000MWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.227Flotation Date01/01/2015
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Double HandedClub Certificate2025
CinderellaNOR 16124
Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment625-2024081510520.130.911.652.923.9138.8715/08/2024
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment625-2022082316240.061.142.274.556.859.0514.94NoYes067.9823/08/2022625-2022082316270.060.510.971.962.994.0713.98NoYes027.9523/08/2022625-2023080809350.050.581.051.942.763.4414.02YesNo 26.1008/08/2023
CRUISER/RACER REQUIREMENTS*
Accommodation length11.2 mTable area0.55 m²Headroom1.77 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity130 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity74 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.