International
Certificate
2021

Boat

Flying Dolphin

NED 7935

Watersportverbond

www.watersportverbond.nl
wedstrijden@watersportverbond.nl

Certificate number: 25433
Rated boat velocities in knots
Wind Velocity6 kt8 kt10 kt12 kt14 kt16 kt20 kt
Beat Angles43.5°42.0°41.3°40.9°40.1°40.1°40.7°
Beat VMG3.434.154.725.055.175.215.30
52°5.296.287.027.377.497.557.62
60°5.626.627.287.597.737.797.84
75°6.077.127.597.787.998.148.26
90°6.307.337.808.108.308.458.76
110°6.087.197.748.138.528.889.44
120°5.756.917.628.058.468.899.53
135°5.136.307.247.768.168.599.52
150°4.325.436.427.257.748.118.93
Run VMG3.744.705.566.346.987.548.29
Gybe Angles145.0°149.0°150.5°155.5°170.0°180.0°180.0°

GPH = 606.5

CDL = 9.749

BOAT
ClassDufour 40 x 2.10𝕚DesignerFelciBuilderDufourAge Date08/2007Series Date03/2003Offset FileDUFOUR40-NED7935-2.off
HULL
Length Overall12.060 mMaximum Beam3.890 mDraft2.088 mDisplacement7,481 kgDLR6.1866IMS DivisionCruiser/RacerDynamic Allowance0.207%Age Allowance0.487%
PROPELLER
InstallationStrut𝕚TypeFolding 2 blades𝕚Diameter0.435m
CREW
Maximum weight750 kg𝕚Minimum weight563 kg𝕚* when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRated Mainsail47.9549.24Headsail Luffed34.7734.77Headsail FlyingSymmetric104.56𝕚104.56𝕚Asymmetric100.83𝕚100.83𝕚
* 1 asymmetric(s) with SHW/SFL < 85%
SAIL LIMITATIONS
Headsails5 Spinnakers4 * Asymmetric may be tacked on the pole
STABILITY
Righting Moment162.9 kg·mStability Index110.9
COMMENTS
Shortend keel taller rigg
OWNER




The owner certifies that he/she understands his/her responsibilities under ORC Rule and Regulations.

International
Certificate
2021

Boat

Flying Dolphin

NED 7935

Watersportverbond

www.watersportverbond.nl
wedstrijden@watersportverbond.nl

Certificate number: 25433
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG1049.4867.9763.4713.0696.5691.0679.7
52°681.0573.5512.8488.4480.3476.9472.2
60°640.4543.6494.7474.5465.9462.2459.1
75°593.6505.4474.2462.5450.4442.1435.9
90°571.4491.3461.5444.6433.9426.1411.1
110°592.0500.6465.0442.9422.7405.4381.3
120°625.8520.6472.5447.5425.4405.2377.8
135°702.1571.3497.2463.8441.2419.0378.2
150°832.8662.7560.5496.6465.3443.9403.1
Run VMG961.6765.3647.1567.9515.4477.5434.4
Selected Courses
Windward / Leeward1005.5816.6705.3640.5605.9584.3557.1
All purpose762.4629.4558.3520.1499.3484.2463.3
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward672.60.8921
All purpose540.21.1107
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low695.90.8622
Triple Number Coastal/Long Distance Medium536.71.1179
Triple Number Coastal/Long Distance High480.21.2496
Triple Number Windward/Leeward Low911.00.6586
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.51.0354
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance591.71.0140
Triple Number Coastal/Long Distance Low695.90.8622
Triple Number Coastal/Long Distance Medium536.71.1179
Triple Number Coastal/Long Distance High480.21.2496
Triple Number Windward/Leeward Low911.00.6586
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.51.0354
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.1764.2632.5556.3518.5489.9443.2
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low695.90.8622
Triple Number Coastal/Long Distance Medium536.71.1179
Triple Number Coastal/Long Distance High480.21.2496
Triple Number Windward/Leeward Low911.00.6586
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.51.0354
Predominantly Upwind589.01.0187
Predominantly Downwind546.41.0981
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low695.90.8622
Triple Number All Purpose Medium536.71.1179
Triple Number All Purpose High480.21.2496
Triple Number Windward/Leeward Low911.00.6586
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.51.0354
Predominantly Upwind589.01.0187
Predominantly Downwind546.41.0981
Predominantly Upwind Low789.50.7600
Predominantly Upwind Medium609.50.9844
Predominantly Upwind High568.31.0557
Predominantly Downwind Low757.80.7918
Predominantly Downwind Medium540.61.1099
Predominantly Downwind High451.01.3304
Chicago-Mac Upwind1.0003
Chicago-Mac All Purpose1.0367
Chicago-Mac Downwind1.0791
Bayview-Mac Cove Island0.9630
Bayview-Mac Shore0.9684
Victoria-Maui1.1580
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance591.71.0140
Triple Number Coastal/Long Distance Low695.90.8622
Triple Number Coastal/Long Distance Medium536.71.1179
Triple Number Coastal/Long Distance High480.21.2496
Triple Number Windward/Leeward Low911.00.6586
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.51.0354
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.1764.2632.5556.3518.5489.9443.2
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance591.71.0140
Triple Number Coastal/Long Distance Low695.90.8622
Triple Number Coastal/Long Distance Medium536.71.1179
Triple Number Coastal/Long Distance High480.21.2496
Triple Number Windward/Leeward Low911.00.6586
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.51.0354
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.1764.2632.5556.3518.5489.9443.2
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance591.7
Triple Number Coastal/Long Distance Low695.9
Triple Number Coastal/Long Distance Medium536.7
Triple Number Coastal/Long Distance High480.2
Triple Number Windward/Leeward Low911.0
Triple Number Windward/Leeward Medium668.2
Triple Number Windward/Leeward High579.5
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.1764.2632.5556.3518.5489.9443.2
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance591.71.0140
Triple Number Coastal/Long Distance Low695.90.8622
Triple Number Coastal/Long Distance Medium536.71.1179
Triple Number Coastal/Long Distance High480.21.2496
Triple Number Windward/Leeward Low911.00.6586
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.51.0354
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.1764.2632.5556.3518.5489.9443.2
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)591.71.0140
Triple Number Coastal/Long Distance Low695.90.8622
Triple Number Coastal/Long Distance Medium536.71.1179
Triple Number Coastal/Long Distance High480.21.2496
Triple Number Windward/Leeward Low911.00.6586
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.51.0354
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.1764.2632.5556.3518.5489.9443.2
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low695.90.8622
Triple Number Coastal/Long Distance Medium536.71.1179
Triple Number Coastal/Long Distance High480.21.2496
Triple Number Windward/Leeward Low911.00.6586
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.51.0354
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8622
Triple Number Coastal/Long Distance Medium1.1179
Triple Number Coastal/Long Distance High1.2496
Triple Number Windward/Leeward Low0.6586
Triple Number Windward/Leeward Medium0.8980
Triple Number Windward/Leeward High1.0354
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.1764.2632.5556.3518.5489.9443.2
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance591.71.0140
Triple Number Coastal/Long Distance Low695.90.8622
Triple Number Coastal/Long Distance Medium536.71.1179
Triple Number Coastal/Long Distance High480.21.2496
Triple Number Windward/Leeward Low911.00.6586
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.51.0354
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.1764.2632.5556.3518.5489.9443.2
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance591.71.0140
Triple Number Coastal/Long Distance Low695.90.8622
Triple Number Coastal/Long Distance Medium536.71.1179
Triple Number Coastal/Long Distance High480.21.2496
Triple Number Windward/Leeward Low911.00.6586
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.51.0354
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.1764.2632.5556.3518.5489.9443.2
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance591.71.0140
Triple Number Coastal/Long Distance Low695.90.8622
Triple Number Coastal/Long Distance Medium536.71.1179
Triple Number Coastal/Long Distance High480.21.2496
Triple Number Windward/Leeward Low911.00.6586
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.51.0354
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.1764.2632.5556.3518.5489.9443.2
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low911.00.6586
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.51.0354
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.1764.2632.5556.3518.5489.9443.2
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low695.9
Triple Number Coastal/Long Distance Medium536.7
Triple Number Coastal/Long Distance High480.2
Triple Number Windward/Leeward Low911.0
Triple Number Windward/Leeward Medium668.2
Triple Number Windward/Leeward High579.5
Predominantly Upwind589.0
Predominantly Downwind546.4
Predominantly Reaching520.9
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low695.90.8622
Triple Number Coastal/Long Distance Medium536.71.1179
Triple Number Coastal/Long Distance High480.21.2496
Triple Number Windward/Leeward Low911.00.6586
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.51.0354
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8622
Triple Number Coastal/Long Distance Medium1.1179
Triple Number Coastal/Long Distance High1.2496
Triple Number Windward/Leeward Low0.6586
Triple Number Windward/Leeward Medium0.8980
Triple Number Windward/Leeward High1.0354
Coastal/Long Distance1.0140
Predominantly Upwind1.0187
Predominantly Downwind1.0981
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)1.0140
Tretall Distanseseilas Lite vind0.8622
Tretall Distanseseilas Mellomvind1.1179
Tretall Distanseseilas Mye vind1.2496
Tretall Pølsebane Lite vind0.6586
Tretall Pølsebane Mellomvind0.8980
Tretall Pølsebane Mye vind1.0354
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas1001.1764.2632.5556.3518.5489.9443.2
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low695.90.8622
Triple Number Coastal/Long Distance Medium536.71.1179
Triple Number Coastal/Long Distance High480.21.2496
Triple Number Windward/Leeward Low911.00.6586
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.51.0354
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind589.01.0187
Predominantly Downwind546.41.0981
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore565.21.0615
Cape Doctor Coastal469.61.2777
Triple Number Coastal/Long Distance Low695.90.8622
Triple Number Coastal/Long Distance Medium536.71.1179
Triple Number Coastal/Long Distance High480.21.2496
Triple Number Windward/Leeward Low911.00.6586
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.51.0354
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8622
Triple Number Coastal/Long Distance Medium1.1179
Triple Number Coastal/Long Distance High1.2496
Triple Number Windward/Leeward Low0.6586
Triple Number Windward/Leeward Medium0.8980
Triple Number Windward/Leeward High1.0354
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8622
Triple Number Coastal/Long Distance Medium1.1179
Triple Number Coastal/Long Distance High1.2496
Triple Number Windward/Leeward Low0.6586
Triple Number Windward/Leeward Medium0.8980
Triple Number Windward/Leeward High1.0354
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance591.71.0140
Triple Number Coastal/Long Distance Low695.90.8622
Triple Number Coastal/Long Distance Medium536.71.1179
Triple Number Coastal/Long Distance High480.21.2496
Triple Number Windward/Leeward Low911.00.6586
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.51.0354
Predominantly Upwind589.01.0187
Predominantly Downwind546.41.0981
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.1764.2632.5556.3518.5489.9443.2
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance591.71.0140
Triple Number Coastal/Long Distance Low695.90.8622
Triple Number Coastal/Long Distance Medium536.71.1179
Triple Number Coastal/Long Distance High480.21.2496
Triple Number Windward/Leeward Low911.00.6586
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.51.0354
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.1764.2632.5556.3518.5489.9443.2
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low695.90.8622
Triple Number All Purpose Medium536.71.1179
Triple Number All Purpose High480.21.2496
Triple Number Windward/Leeward Low911.00.6586
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.51.0354
Predominantly Upwind589.01.0187
Predominantly Downwind546.41.0981
Predominantly Upwind Low789.50.7600
Predominantly Upwind Medium609.50.9844
Predominantly Upwind High568.31.0557
Predominantly Downwind Low757.80.7918
Predominantly Downwind Medium540.61.1099
Predominantly Downwind High451.01.3304
Chicago-Mac Upwind1.0003
Chicago-Mac All Purpose1.0367
Chicago-Mac Downwind1.0791
Bayview-Mac Cove Island0.9630
Bayview-Mac Shore0.9684
Harvest Moon Regatta472.91.2688
Victoria-Maui1.1580

International
Certificate
2021

Boat

Flying Dolphin

NED 7935

Watersportverbond

www.watersportverbond.nl
wedstrijden@watersportverbond.nl

Certificate number: 25433
Data in meters/kilograms (Metric)𝕚
HULL AND APPENDAGES
ClassDufour 40 x 2.10𝕚Measurement23/06/2021𝕚Measurer𝕚HIN𝕚Plan review𝕚Hull constructionCored𝕚Carbon RudderNo𝕚Light stanchions𝕚Trim tabNo𝕚
LOA12.060𝕚Max. Beam3.890𝕚Draft2.088𝕚Displacement7,481𝕚Wetted area29.59𝕚IMS L10.744𝕚LSM010.654𝕚Acc. length12.060𝕚Sink (kg/mm)23.10𝕚
VCGD0.222𝕚VCGM0.235𝕚RM Measured (kg·m)162.9𝕚RM Default (kg·m)185.9𝕚Limit of positive stability(°)108.7𝕚Stability Index110.9𝕚
PROPELLER
Propeller TypeFolding 2 blades𝕚
InstallationStrut𝕚PRD0.435𝕚EDL2.491𝕚ST30.185𝕚Twin screwNo𝕚PBW0.110𝕚ST10.065𝕚ST40.113𝕚PIPA0.0039𝕚ST20.180𝕚ST50.290𝕚
RIG
Forestay tensionAft𝕚Inner stayNone Fitted𝕚Carbon mastNo𝕚Headsail furlerNo𝕚Mainsail furlerNo𝕚Articulated bowspritNo𝕚Non-circular riggingNo𝕚Fiber riggingNo𝕚Runners/Checkstays0𝕚Spreaders2𝕚
P14.500𝕚IG15.380𝕚ISP15.480𝕚MDT10.126𝕚MDL10.238𝕚MDT20.126𝕚MDL20.183𝕚TL0.720𝕚MW0.226𝕚GO0.234𝕚
E5.400𝕚J4.180𝕚BAS1.770𝕚FSD0.038𝕚SFJ0.185𝕚SPL4.495𝕚TPS𝕚BD𝕚MWT212.00𝕚MCG5.860𝕚
FLOTATION AND STABILITY
Inclining TestBoom Inclining𝕚SFFP0.057𝕚SAFP11.430𝕚Flotation Date23/06/2021𝕚FFM1.460𝕚FAM1.171𝕚Measurer𝕚FF1.461𝕚FA1.174𝕚Comment𝕚LCFcl6.631𝕚LCFsh6.889𝕚SG1.0210𝕚HBI1.270𝕚
W192.0𝕚W292.0𝕚W392.0𝕚W492.0𝕚LCFD6.200𝕚
PD1232.3𝕚PD2231.3𝕚PD3224.3𝕚PD4230.2𝕚
WD5.160𝕚PLM9000.00𝕚GSA1.0𝕚RSA1.0𝕚
MEASUREMENT INVENTORY
IdTankTypeCapacityLCGVCGConditionDescription1𝕚fuel𝕚𝕚𝕚8.00𝕚𝕚20.0𝕚𝕚
IdItemDescriptionWeightLCGVCG1𝕚Deck Gear (d)𝕚𝕚1𝕚Tools (d)𝕚𝕚𝕚𝕚

International
Certificate
2021

Boat

Flying Dolphin

NED 7935

Watersportverbond

www.watersportverbond.nl
wedstrijden@watersportverbond.nl

Certificate number: 25433
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeasurerMeas.DateMakerMaterialCommentNM1𝕚0.25𝕚1.25𝕚2.20𝕚3.60𝕚4.59𝕚47.95𝕚𝕚25/06/2021𝕚North𝕚Unknown𝕚North M 1 2021𝕚QM2𝕚0.17𝕚1.20𝕚2.07𝕚3.42𝕚4.44𝕚46.24𝕚𝕚𝕚𝕚Unknown𝕚Quantum M2: 2017𝕚
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeasurerMeas.DateMakerMaterialCommentNJ1𝕚0.11𝕚0.71𝕚1.32𝕚2.36𝕚3.36𝕚4.38𝕚15.07𝕚No𝕚No𝕚 𝕚34.77𝕚𝕚𝕚𝕚Unknown𝕚North J1 L/M remeasured𝕚QJT𝕚0.09𝕚0.60𝕚1.12𝕚2.16𝕚3.24𝕚4.34𝕚15.20𝕚No𝕚No𝕚 𝕚33.16𝕚𝕚𝕚𝕚Unknown𝕚Quantum JT 2016𝕚NJ3𝕚0.10𝕚0.62𝕚1.17𝕚2.21𝕚3.26𝕚4.35𝕚15.00𝕚No𝕚No𝕚 𝕚33.16𝕚𝕚𝕚𝕚Unknown𝕚North J3 2019𝕚NJ2𝕚0.09𝕚0.58𝕚1.10𝕚2.14𝕚3.24𝕚4.38𝕚14.96𝕚No𝕚No𝕚 𝕚32.59𝕚𝕚𝕚𝕚Unknown𝕚North J2 2018𝕚QJ4𝕚0.04𝕚0.65𝕚1.22𝕚2.32𝕚3.38𝕚4.40𝕚13.78𝕚No𝕚No𝕚 𝕚31.40𝕚𝕚𝕚𝕚Unknown𝕚Quantum J4 WC 2019𝕚
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeasurerMeas.DateMakerMaterialCommentNS2𝕚15.25𝕚15.25𝕚15.25𝕚8.31𝕚7.90𝕚104.56𝕚𝕚𝕚𝕚Unknown𝕚North S2 WC 2019𝕚QS4𝕚15.12𝕚15.12𝕚15.12𝕚8.30𝕚7.89𝕚103.55𝕚𝕚𝕚𝕚Unknown𝕚Quantum S4 2016𝕚
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeasurerMeas.DateMakerMaterialCommentNa1𝕚16.52𝕚14.30𝕚15.41𝕚7.75𝕚8.26𝕚94%𝕚100.83𝕚𝕚𝕚𝕚Unknown𝕚North A1.5 2021𝕚QA0𝕚15.96𝕚14.22𝕚15.09𝕚6.46𝕚8.61𝕚75%𝕚86.64𝕚𝕚30/03/2015𝕚quantum sails𝕚Unknown𝕚Quantum A0 2015𝕚