International
Certificate
2022

Boat

VENTANEIRO 3

BRA-2505

ABVO - www.abvo.org.br
Associação Brasileira
de Vela Oceânica
CBVELA - ISAF World Sailing
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles46.0°44.2°43.2°42.9°42.4°41.8°41.7°
Beat VMG3.274.084.705.235.575.735.80
52°5.176.317.197.898.298.468.56
60°5.596.727.618.228.568.758.87
75°5.937.067.938.468.799.039.35
90°5.947.288.268.738.929.119.67
110°6.137.538.499.009.429.7610.28
120°6.017.398.398.949.429.9410.82
135°5.306.787.928.639.109.5910.70
150°4.485.726.917.888.478.839.46
Run VMG3.884.955.986.827.347.658.57
Gybe Angles143.3°146.9°145.7°148.9°149.6°151.2°174.8°

APH: 510.1

CDL: 11.643

GPH: 580.2

CertNo: 250503

BOAT
ClassDufour 500DesignerUmberto FelciBuilderDufour YachtsAge date07/2013Series date09/2012Offset fileduf500b.offData fileBRA2505
HULL
Length Overall14.750 mMaximum Beam4.796 mDraft2.305 mDisplacement15,133 kgDLR5.7989IMS DivisionCruiser/RacerDynamic Allowance0.315%Age Allowance0.325%
PROPELLER
InstallationStrutTypeFolding 3 bladesDiameter0.530m
CREW
Maximum weight940 kgMinimum weight705 kg * when appliedNon Manual PowerCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail58.7159.82Headsail Luffed59.1859.18Headsail FlyingSymmetricAsymmetric202.20202.20 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail16.82Storm Jib16.76Heavy Weather Jib45.25
SAIL LIMITS
Headsails7  Spinnakers5
STABILITY
Righting Moment508.9 kg·mStability Index117.9
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.
ORC Ref  04420001PNFIssued on 01/02/2022Valid until 31/01/2023
VPP ver: 2022 1.00 2022 | © ORC | www.orc.org

International
Certificate
2022

Boat

VENTANEIRO 3

BRA-2505

ABVO - www.abvo.org.br
Associação Brasileira
de Vela Oceânica
CBVELA - ISAF World Sailing
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG1099.6882.9765.4688.8645.8628.6620.4
52°696.9570.7500.5456.5434.5425.5420.5
60°644.1535.9473.3438.1420.5411.3405.8
75°607.1510.2454.0425.6409.8398.6385.1
90°606.0494.5435.7412.5403.6395.2372.2
110°587.7478.2424.0399.9382.0368.7350.2
120°599.4487.3429.1402.5382.2362.2332.6
135°678.8531.2454.5417.0395.7375.6336.5
150°803.0629.6521.1456.8425.0407.7380.6
Run VMG927.2727.0601.7527.5490.8470.4419.8
Selected Courses
Windward / Leeward1013.4805.0683.5608.2568.3549.5520.1
All purpose769.0618.2533.6485.5459.4444.6423.6
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward644.90.9303
All purpose510.11.1761
 
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low693.60.8651
Triple Number Coastal/Long Distance Medium506.01.1857
Triple Number Coastal/Long Distance High440.41.3624
Triple Number Windward/Leeward Low909.20.6599
Triple Number Windward/Leeward Medium639.70.9379
Triple Number Windward/Leeward High543.21.1046
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance560.61.0702
Triple Number Coastal/Long Distance Low693.60.8651
Triple Number Coastal/Long Distance Medium506.01.1857
Triple Number Coastal/Long Distance High440.41.3624
Triple Number Windward/Leeward Low909.20.6599
Triple Number Windward/Leeward Medium639.70.9379
Triple Number Windward/Leeward High543.21.1046
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1004.8751.3608.4521.6477.5447.9401.1
Custom scoring options for Brazil
Single NumberTime On Time
Upwind "bolina"0.7878
Downwind "popa"1.0085
70% up, 30% down "Ilhabela"0.8431
30% up, 70% down "Ilhabela-inverso"0.9303
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low693.60.8651
Triple Number Coastal/Long Distance Medium506.01.1857
Triple Number Coastal/Long Distance High440.41.3624
Triple Number Windward/Leeward Low909.20.6599
Triple Number Windward/Leeward Medium639.70.9379
Triple Number Windward/Leeward High543.21.1046
Predominantly Upwind562.11.0674
Predominantly Downwind514.21.1669
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low693.60.8651
Triple Number All Purpose Medium506.01.1857
Triple Number All Purpose High440.41.3624
Triple Number Windward/Leeward Low909.20.6599
Triple Number Windward/Leeward Medium639.70.9379
Triple Number Windward/Leeward High543.21.1046
Predominantly Upwind562.11.0674
Predominantly Downwind514.21.1669
Predominantly Upwind Low800.50.7495
Predominantly Upwind Medium585.91.0240
Predominantly Upwind High517.81.1587
Predominantly Downwind Low739.70.8112
Predominantly Downwind Medium502.31.1946
Predominantly Downwind High422.31.4208
Chicago-Mac Upwind1.0408
Chicago-Mac All Purpose1.0880
Chicago-Mac Downwind1.1451
Bayview-Mac Cove Island0.9922
Bayview-Mac Shore0.9984
Victoria-Maui1.2242
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance560.61.0702
Triple Number Coastal/Long Distance Low693.60.8651
Triple Number Coastal/Long Distance Medium506.01.1857
Triple Number Coastal/Long Distance High440.41.3624
Triple Number Windward/Leeward Low909.20.6599
Triple Number Windward/Leeward Medium639.70.9379
Triple Number Windward/Leeward High543.21.1046
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1004.8751.3608.4521.6477.5447.9401.1
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance560.61.0702
Triple Number Coastal/Long Distance Low693.60.8651
Triple Number Coastal/Long Distance Medium506.01.1857
Triple Number Coastal/Long Distance High440.41.3624
Triple Number Windward/Leeward Low909.20.6599
Triple Number Windward/Leeward Medium639.70.9379
Triple Number Windward/Leeward High543.21.1046
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1004.8751.3608.4521.6477.5447.9401.1
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance560.6
Triple Number Coastal/Long Distance Low693.6
Triple Number Coastal/Long Distance Medium506.0
Triple Number Coastal/Long Distance High440.4
Triple Number Windward/Leeward Low909.2
Triple Number Windward/Leeward Medium639.7
Triple Number Windward/Leeward High543.2
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1004.8751.3608.4521.6477.5447.9401.1
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance560.61.0702
Triple Number Coastal/Long Distance Low693.60.8651
Triple Number Coastal/Long Distance Medium506.01.1857
Triple Number Coastal/Long Distance High440.41.3624
Triple Number Windward/Leeward Low909.20.6599
Triple Number Windward/Leeward Medium639.70.9379
Triple Number Windward/Leeward High543.21.1046
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1004.8751.3608.4521.6477.5447.9401.1
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)560.61.0702
Triple Number Coastal/Long Distance Low693.60.8651
Triple Number Coastal/Long Distance Medium506.01.1857
Triple Number Coastal/Long Distance High440.41.3624
Triple Number Windward/Leeward Low909.20.6599
Triple Number Windward/Leeward Medium639.70.9379
Triple Number Windward/Leeward High543.21.1046
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1004.8751.3608.4521.6477.5447.9401.1
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low693.60.8651
Triple Number Coastal/Long Distance Medium506.01.1857
Triple Number Coastal/Long Distance High440.41.3624
Triple Number Windward/Leeward Low909.20.6599
Triple Number Windward/Leeward Medium639.70.9379
Triple Number Windward/Leeward High543.21.1046
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8651
Triple Number Coastal/Long Distance Medium1.1857
Triple Number Coastal/Long Distance High1.3624
Triple Number Windward/Leeward Low0.6599
Triple Number Windward/Leeward Medium0.9379
Triple Number Windward/Leeward High1.1046
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1004.8751.3608.4521.6477.5447.9401.1
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance560.61.0702
Triple Number Coastal/Long Distance Low693.60.8651
Triple Number Coastal/Long Distance Medium506.01.1857
Triple Number Coastal/Long Distance High440.41.3624
Triple Number Windward/Leeward Low909.20.6599
Triple Number Windward/Leeward Medium639.70.9379
Triple Number Windward/Leeward High543.21.1046
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1004.8751.3608.4521.6477.5447.9401.1
Custom scoring options for Hungary
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low693.60.8651
Triple Number Coastal/Long Distance Medium506.01.1857
Triple Number Coastal/Long Distance High440.41.3624
Triple Number Windward/Leeward Low909.20.6599
Triple Number Windward/Leeward Medium639.70.9379
Triple Number Windward/Leeward High543.21.1046
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance560.61.0702
Triple Number Coastal/Long Distance Low693.60.8651
Triple Number Coastal/Long Distance Medium506.01.1857
Triple Number Coastal/Long Distance High440.41.3624
Triple Number Windward/Leeward Low909.20.6599
Triple Number Windward/Leeward Medium639.70.9379
Triple Number Windward/Leeward High543.21.1046
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1004.8751.3608.4521.6477.5447.9401.1
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance560.61.0702
Triple Number Coastal/Long Distance Low693.60.8651
Triple Number Coastal/Long Distance Medium506.01.1857
Triple Number Coastal/Long Distance High440.41.3624
Triple Number Windward/Leeward Low909.20.6599
Triple Number Windward/Leeward Medium639.70.9379
Triple Number Windward/Leeward High543.21.1046
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1004.8751.3608.4521.6477.5447.9401.1
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low909.20.6599
Triple Number Windward/Leeward Medium639.70.9379
Triple Number Windward/Leeward High543.21.1046
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1004.8751.3608.4521.6477.5447.9401.1
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low693.6
Triple Number Coastal/Long Distance Medium506.0
Triple Number Coastal/Long Distance High440.4
Triple Number Windward/Leeward Low909.2
Triple Number Windward/Leeward Medium639.7
Triple Number Windward/Leeward High543.2
Predominantly Upwind562.1
Predominantly Downwind514.2
Predominantly Reaching490.7
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Coastal/Long Distance560.61.0702
Triple Number Coastal/Long Distance Low693.60.8651
Triple Number Coastal/Long Distance Medium506.01.1857
Triple Number Coastal/Long Distance High440.41.3624
Triple Number Windward/Leeward Low909.20.6599
Triple Number Windward/Leeward Medium639.70.9379
Triple Number Windward/Leeward High543.21.1046
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1004.8751.3608.4521.6477.5447.9401.1
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8651
Triple Number Coastal/Long Distance Medium1.1857
Triple Number Coastal/Long Distance High1.3624
Triple Number Windward/Leeward Low0.6599
Triple Number Windward/Leeward Medium0.9379
Triple Number Windward/Leeward High1.1046
Coastal/Long Distance1.0702
Predominantly Upwind1.0674
Predominantly Downwind1.1669
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)1.0702
Tretall Distanseseilas Lite vind0.8651
Tretall Distanseseilas Mellomvind1.1857
Tretall Distanseseilas Mye vind1.3624
Tretall Pølsebane Lite vind0.6599
Tretall Pølsebane Mellomvind0.9379
Tretall Pølsebane Mye vind1.1046
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas1004.8751.3608.4521.6477.5447.9401.1
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low693.60.8651
Triple Number Coastal/Long Distance Medium506.01.1857
Triple Number Coastal/Long Distance High440.41.3624
Triple Number Windward/Leeward Low909.20.6599
Triple Number Windward/Leeward Medium639.70.9379
Triple Number Windward/Leeward High543.21.1046
Coastal/Long Distance560.61.0702
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind562.11.0674
Predominantly Downwind514.21.1669
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore528.91.1344
Cape Doctor Coastal429.91.3956
Triple Number Coastal/Long Distance Low693.60.8651
Triple Number Coastal/Long Distance Medium506.01.1857
Triple Number Coastal/Long Distance High440.41.3624
Triple Number Windward/Leeward Low909.20.6599
Triple Number Windward/Leeward Medium639.70.9379
Triple Number Windward/Leeward High543.21.1046
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8651
Triple Number Coastal/Long Distance Medium1.1857
Triple Number Coastal/Long Distance High1.3624
Triple Number Windward/Leeward Low0.6599
Triple Number Windward/Leeward Medium0.9379
Triple Number Windward/Leeward High1.1046
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8651
Triple Number Coastal/Long Distance Medium1.1857
Triple Number Coastal/Long Distance High1.3624
Triple Number Windward/Leeward Low0.6599
Triple Number Windward/Leeward Medium0.9379
Triple Number Windward/Leeward High1.1046
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance560.61.0702
Triple Number Coastal/Long Distance Low693.60.8651
Triple Number Coastal/Long Distance Medium506.01.1857
Triple Number Coastal/Long Distance High440.41.3624
Triple Number Windward/Leeward Low909.20.6599
Triple Number Windward/Leeward Medium639.70.9379
Triple Number Windward/Leeward High543.21.1046
Predominantly Upwind562.11.0674
Predominantly Downwind514.21.1669
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1004.8751.3608.4521.6477.5447.9401.1
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance560.61.0702
Triple Number Coastal/Long Distance Low693.60.8651
Triple Number Coastal/Long Distance Medium506.01.1857
Triple Number Coastal/Long Distance High440.41.3624
Triple Number Windward/Leeward Low909.20.6599
Triple Number Windward/Leeward Medium639.70.9379
Triple Number Windward/Leeward High543.21.1046
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1004.8751.3608.4521.6477.5447.9401.1
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low693.60.8651
Triple Number All Purpose Medium506.01.1857
Triple Number All Purpose High440.41.3624
Triple Number Windward/Leeward Low909.20.6599
Triple Number Windward/Leeward Medium639.70.9379
Triple Number Windward/Leeward High543.21.1046
Predominantly Upwind562.11.0674
Predominantly Downwind514.21.1669
Predominantly Upwind Low800.50.7495
Predominantly Upwind Medium585.91.0240
Predominantly Upwind High517.81.1587
Predominantly Downwind Low739.70.8112
Predominantly Downwind Medium502.31.1946
Predominantly Downwind High422.31.4208
Chicago-Mac Upwind1.0408
Chicago-Mac All Purpose1.0880
Chicago-Mac Downwind1.1451
Bayview-Mac Cove Island0.9922
Bayview-Mac Shore0.9984
Harvest Moon Regatta436.11.3758
Victoria-Maui1.2242
5-Band
Windward/Leeward		Time On DistanceTime On Time
5-Band Low997.40.6016
5-Band Low / Medium822.60.7294
5-Band Medium625.60.9591
5-Band Medium / High552.51.0859
5-Band High525.21.1424
ORC Ref  04420001PNFIssued on 01/02/2022Valid until 31/01/2023
VPP ver: 2022 1.00 2022 | © ORC | www.orc.org

International
Certificate
2022

Boat

VENTANEIRO 3

BRA-2505

ABVO - www.abvo.org.br
Associação Brasileira
de Vela Oceânica
CBVELA - ISAF World Sailing
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDufour 500Measurement22/05/2018HINPlan reviewHull constructionCoredAramid Hull CoreNoCarbon RudderNoLight stanchionsNoTrim tabNo
LOA14.750Max. Beam4.796Draft2.305Displacement15,133Wetted area51.18IMS L13.887LSM013.767Acc. length14.750Sink (kg/mm) 39.39
VCGD0.219VCGM0.210RM Measured (kg·m) 508.9RM Default (kg·m) 492.0Limit of positive stability(°) 111.5Stability Index117.9
PROPELLER
Propeller TypeFolding 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.530PBW0.137PIPA0.0043
EDL3.870ST10.067ST20.177
ST30.177ST40.110ST50.310
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/CheckstaysSpreaders2
P17.460IG18.272ISP19.342MDT10.185MDL10.305MDT20.185MDL20.305TL0.000MW0.305GO0.315
E5.504J5.340BAS1.822FSD0.050SFJ0.280SPLWPLTPS6.430BD0.247MWT474.00MCG7.070
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date09/05/2019MeasurerComment
SFFP0.028FFM1.760FF1.760LCFcl8.173SG1.0250
SAFP14.750FAM1.343FA1.343LCFsh8.493HBI1.545
W1161.8W2161.8W3161.8W4161.8LCFD
PD1128.7PD2128.7PD3128.7PD4128.7
WD5.140PLM9000.00GSA1.0RSA1.0
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04420001PNFIssued on 01/02/2022Valid until 31/01/2023
VPP ver: 2022 1.00 2022 | © ORC | www.orc.org

International
Certificate
2022

Boat

VENTANEIRO 3

BRA-2505

ABVO - www.abvo.org.br
Associação Brasileira
de Vela Oceânica
CBVELA - ISAF World Sailing
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateMakerMaterialCommentM30.221.272.213.664.6958.7106/02/2017NORTHKevlar
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateMakerMaterialCommentG0.101.081.993.464.725.9818.07YesNo 59.1807/07/2018NORTH SAILSCarbonNEW
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateMakerMaterialCommentA221.5218.8620.1911.9212.4196%202.2007/07/2018NORTH SAILSNylonNEW
ORC Ref  04420001PNFIssued on 01/02/2022Valid until 31/01/2023
VPP ver: 2022 1.00 2022 | © ORC | www.orc.org