Club
Certificate
Non Spinnaker
2022

Boat

ARGO

USA 12

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles45.6°44.2°43.2°42.6°42.0°41.4°41.1°
Beat VMG3.404.174.785.255.505.635.72
52°5.326.427.297.878.158.278.36
60°5.746.837.678.168.418.548.65
75°6.107.197.968.388.648.859.08
90°6.057.177.998.448.738.999.46
110°5.416.507.528.218.628.959.65
120°5.016.237.258.048.518.859.55
135°4.405.616.607.498.148.569.21
150°3.714.825.766.517.257.888.62
Run VMG3.224.184.995.756.507.218.28
Gybe Angles144.8°145.7°146.6°169.4°170.0°170.3°174.5°

APH: 543.2

CDL: 11.410

GPH: 617.9

CertNo: USA12

BOAT
ClassDUFOUR 50 CLASSICDesignerPoncin/BerretBuilderDUFOURAge date01/1998Series date01/1998Offset fileDUFO50CL.OFFData fileUSA12 ARGO NS
HULL
Length Overall14.940 mMaximum Beam4.552 mDraft2.134 mDisplacement14,000 kgDLR5.7664IMS DivisionCruiser/RacerDynamic Allowance0.375%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFeathering 3 bladesDiameter0.533m
CREW
Maximum weight816 kgMinimum weight612 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail51.8052.54Headsail Luffed69.7469.74Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail15.91Storm Jib16.17Heavy Weather Jib43.65
SAIL LIMITS
Headsails6 * Woven polyester sails  Spinnakers0 * No spinnaker pole aboard
STABILITY
Righting Moment380.9 kg·mStability IndexN/A
COMMENTS
Builder's displacement.
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
Certificate
Non Spinnaker
2022

Boat

ARGO

USA 12

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG1060.3863.1753.7686.3654.8638.9629.2
52°676.2560.4493.6457.7441.9435.2430.4
60°626.8527.0469.2441.4427.9421.5416.4
75°590.2500.9452.4429.7416.4406.9396.3
90°594.8502.4450.8426.7412.3400.6380.4
110°665.7553.8478.8438.3417.4402.2373.2
120°718.5578.2496.3447.6423.0406.8376.9
135°817.8642.3545.6480.7442.1420.7390.9
150°969.2746.6625.2553.1496.6457.1417.8
Run VMG1119.1862.1722.0626.6554.0499.4434.9
Selected Courses
Windward / Leeward1089.7862.6737.8656.5604.4569.1532.0
All purpose818.5660.4571.8518.7487.0466.6443.1
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward689.60.8700
All purpose543.21.1046
 
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low739.50.8114
Triple Number Coastal/Long Distance Medium540.31.1105
Triple Number Coastal/Long Distance High462.91.2963
Triple Number Windward/Leeward Low976.10.6147
Triple Number Windward/Leeward Medium687.80.8724
Triple Number Windward/Leeward High564.01.0638
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance599.41.0010
Triple Number Coastal/Long Distance Low739.50.8114
Triple Number Coastal/Long Distance Medium540.31.1105
Triple Number Coastal/Long Distance High462.91.2963
Triple Number Windward/Leeward Low976.10.6147
Triple Number Windward/Leeward Medium687.80.8724
Triple Number Windward/Leeward High564.01.0638
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.6807.8655.2558.9507.9472.0422.6
Custom scoring options for Brazil
Single NumberTime On Time
Upwind "bolina"0.7945
Downwind "popa"0.8717
70% up, 30% down "Ilhabela"0.8162
30% up, 70% down "Ilhabela-inverso"0.8470
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low739.50.8114
Triple Number Coastal/Long Distance Medium540.31.1105
Triple Number Coastal/Long Distance High462.91.2963
Triple Number Windward/Leeward Low976.10.6147
Triple Number Windward/Leeward Medium687.80.8724
Triple Number Windward/Leeward High564.01.0638
Predominantly Upwind578.91.0364
Predominantly Downwind570.11.0525
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low739.50.8114
Triple Number All Purpose Medium540.31.1105
Triple Number All Purpose High462.91.2963
Triple Number Windward/Leeward Low976.10.6147
Triple Number Windward/Leeward Medium687.80.8724
Triple Number Windward/Leeward High564.01.0638
Predominantly Upwind578.91.0364
Predominantly Downwind570.11.0525
Predominantly Upwind Low812.20.7387
Predominantly Upwind Medium589.91.0172
Predominantly Upwind High528.81.1346
Predominantly Downwind Low839.10.7151
Predominantly Downwind Medium576.61.0405
Predominantly Downwind High455.01.3186
Chicago-Mac Upwind1.0126
Chicago-Mac All Purpose1.0190
Chicago-Mac Downwind1.0275
Bayview-Mac Cove Island0.9387
Bayview-Mac Shore0.9584
Victoria-Maui1.0997
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance599.41.0010
Triple Number Coastal/Long Distance Low739.50.8114
Triple Number Coastal/Long Distance Medium540.31.1105
Triple Number Coastal/Long Distance High462.91.2963
Triple Number Windward/Leeward Low976.10.6147
Triple Number Windward/Leeward Medium687.80.8724
Triple Number Windward/Leeward High564.01.0638
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.6807.8655.2558.9507.9472.0422.6
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance599.41.0010
Triple Number Coastal/Long Distance Low739.50.8114
Triple Number Coastal/Long Distance Medium540.31.1105
Triple Number Coastal/Long Distance High462.91.2963
Triple Number Windward/Leeward Low976.10.6147
Triple Number Windward/Leeward Medium687.80.8724
Triple Number Windward/Leeward High564.01.0638
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.6807.8655.2558.9507.9472.0422.6
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance599.4
Triple Number Coastal/Long Distance Low739.5
Triple Number Coastal/Long Distance Medium540.3
Triple Number Coastal/Long Distance High462.9
Triple Number Windward/Leeward Low976.1
Triple Number Windward/Leeward Medium687.8
Triple Number Windward/Leeward High564.0
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.6807.8655.2558.9507.9472.0422.6
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance599.41.0010
Triple Number Coastal/Long Distance Low739.50.8114
Triple Number Coastal/Long Distance Medium540.31.1105
Triple Number Coastal/Long Distance High462.91.2963
Triple Number Windward/Leeward Low976.10.6147
Triple Number Windward/Leeward Medium687.80.8724
Triple Number Windward/Leeward High564.01.0638
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.6807.8655.2558.9507.9472.0422.6
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)599.41.0010
Triple Number Coastal/Long Distance Low739.50.8114
Triple Number Coastal/Long Distance Medium540.31.1105
Triple Number Coastal/Long Distance High462.91.2963
Triple Number Windward/Leeward Low976.10.6147
Triple Number Windward/Leeward Medium687.80.8724
Triple Number Windward/Leeward High564.01.0638
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.6807.8655.2558.9507.9472.0422.6
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low739.50.8114
Triple Number Coastal/Long Distance Medium540.31.1105
Triple Number Coastal/Long Distance High462.91.2963
Triple Number Windward/Leeward Low976.10.6147
Triple Number Windward/Leeward Medium687.80.8724
Triple Number Windward/Leeward High564.01.0638
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8114
Triple Number Coastal/Long Distance Medium1.1105
Triple Number Coastal/Long Distance High1.2963
Triple Number Windward/Leeward Low0.6147
Triple Number Windward/Leeward Medium0.8724
Triple Number Windward/Leeward High1.0638
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.6807.8655.2558.9507.9472.0422.6
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance599.41.0010
Triple Number Coastal/Long Distance Low739.50.8114
Triple Number Coastal/Long Distance Medium540.31.1105
Triple Number Coastal/Long Distance High462.91.2963
Triple Number Windward/Leeward Low976.10.6147
Triple Number Windward/Leeward Medium687.80.8724
Triple Number Windward/Leeward High564.01.0638
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.6807.8655.2558.9507.9472.0422.6
Custom scoring options for Hungary
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low739.50.8114
Triple Number Coastal/Long Distance Medium540.31.1105
Triple Number Coastal/Long Distance High462.91.2963
Triple Number Windward/Leeward Low976.10.6147
Triple Number Windward/Leeward Medium687.80.8724
Triple Number Windward/Leeward High564.01.0638
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance599.41.0010
Triple Number Coastal/Long Distance Low739.50.8114
Triple Number Coastal/Long Distance Medium540.31.1105
Triple Number Coastal/Long Distance High462.91.2963
Triple Number Windward/Leeward Low976.10.6147
Triple Number Windward/Leeward Medium687.80.8724
Triple Number Windward/Leeward High564.01.0638
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.6807.8655.2558.9507.9472.0422.6
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance599.41.0010
Triple Number Coastal/Long Distance Low739.50.8114
Triple Number Coastal/Long Distance Medium540.31.1105
Triple Number Coastal/Long Distance High462.91.2963
Triple Number Windward/Leeward Low976.10.6147
Triple Number Windward/Leeward Medium687.80.8724
Triple Number Windward/Leeward High564.01.0638
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.6807.8655.2558.9507.9472.0422.6
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low976.10.6147
Triple Number Windward/Leeward Medium687.80.8724
Triple Number Windward/Leeward High564.01.0638
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.6807.8655.2558.9507.9472.0422.6
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low739.5
Triple Number Coastal/Long Distance Medium540.3
Triple Number Coastal/Long Distance High462.9
Triple Number Windward/Leeward Low976.1
Triple Number Windward/Leeward Medium687.8
Triple Number Windward/Leeward High564.0
Predominantly Upwind578.9
Predominantly Downwind570.1
Predominantly Reaching531.8
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Coastal/Long Distance599.41.0010
Triple Number Coastal/Long Distance Low739.50.8114
Triple Number Coastal/Long Distance Medium540.31.1105
Triple Number Coastal/Long Distance High462.91.2963
Triple Number Windward/Leeward Low976.10.6147
Triple Number Windward/Leeward Medium687.80.8724
Triple Number Windward/Leeward High564.01.0638
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.6807.8655.2558.9507.9472.0422.6
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8114
Triple Number Coastal/Long Distance Medium1.1105
Triple Number Coastal/Long Distance High1.2963
Triple Number Windward/Leeward Low0.6147
Triple Number Windward/Leeward Medium0.8724
Triple Number Windward/Leeward High1.0638
Coastal/Long Distance1.0010
Predominantly Upwind1.0364
Predominantly Downwind1.0525
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)1.0010
Tretall Distanseseilas Lite vind0.8114
Tretall Distanseseilas Mellomvind1.1105
Tretall Distanseseilas Mye vind1.2963
Tretall Pølsebane Lite vind0.6147
Tretall Pølsebane Mellomvind0.8724
Tretall Pølsebane Mye vind1.0638
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas1092.6807.8655.2558.9507.9472.0422.6
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low739.50.8114
Triple Number Coastal/Long Distance Medium540.31.1105
Triple Number Coastal/Long Distance High462.91.2963
Triple Number Windward/Leeward Low976.10.6147
Triple Number Windward/Leeward Medium687.80.8724
Triple Number Windward/Leeward High564.01.0638
Coastal/Long Distance599.41.0010
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind578.91.0364
Predominantly Downwind570.11.0525
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore543.21.1046
Cape Doctor Coastal450.11.3330
Triple Number Coastal/Long Distance Low739.50.8114
Triple Number Coastal/Long Distance Medium540.31.1105
Triple Number Coastal/Long Distance High462.91.2963
Triple Number Windward/Leeward Low976.10.6147
Triple Number Windward/Leeward Medium687.80.8724
Triple Number Windward/Leeward High564.01.0638
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8114
Triple Number Coastal/Long Distance Medium1.1105
Triple Number Coastal/Long Distance High1.2963
Triple Number Windward/Leeward Low0.6147
Triple Number Windward/Leeward Medium0.8724
Triple Number Windward/Leeward High1.0638
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8114
Triple Number Coastal/Long Distance Medium1.1105
Triple Number Coastal/Long Distance High1.2963
Triple Number Windward/Leeward Low0.6147
Triple Number Windward/Leeward Medium0.8724
Triple Number Windward/Leeward High1.0638
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance599.41.0010
Triple Number Coastal/Long Distance Low739.50.8114
Triple Number Coastal/Long Distance Medium540.31.1105
Triple Number Coastal/Long Distance High462.91.2963
Triple Number Windward/Leeward Low976.10.6147
Triple Number Windward/Leeward Medium687.80.8724
Triple Number Windward/Leeward High564.01.0638
Predominantly Upwind578.91.0364
Predominantly Downwind570.11.0525
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.6807.8655.2558.9507.9472.0422.6
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance599.41.0010
Triple Number Coastal/Long Distance Low739.50.8114
Triple Number Coastal/Long Distance Medium540.31.1105
Triple Number Coastal/Long Distance High462.91.2963
Triple Number Windward/Leeward Low976.10.6147
Triple Number Windward/Leeward Medium687.80.8724
Triple Number Windward/Leeward High564.01.0638
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.6807.8655.2558.9507.9472.0422.6
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low739.50.8114
Triple Number All Purpose Medium540.31.1105
Triple Number All Purpose High462.91.2963
Triple Number Windward/Leeward Low976.10.6147
Triple Number Windward/Leeward Medium687.80.8724
Triple Number Windward/Leeward High564.01.0638
Predominantly Upwind578.91.0364
Predominantly Downwind570.11.0525
Predominantly Upwind Low812.20.7387
Predominantly Upwind Medium589.91.0172
Predominantly Upwind High528.81.1346
Predominantly Downwind Low839.10.7151
Predominantly Downwind Medium576.61.0405
Predominantly Downwind High455.01.3186
Chicago-Mac Upwind1.0126
Chicago-Mac All Purpose1.0190
Chicago-Mac Downwind1.0275
Bayview-Mac Cove Island0.9387
Bayview-Mac Shore0.9584
Harvest Moon Regatta468.21.2816
Victoria-Maui1.0997
5-Band
Windward/Leeward
Time On DistanceTime On Time
5-Band Low1072.20.5596
5-Band Low / Medium883.80.6789
5-Band Medium671.20.8939
5-Band Medium / High576.21.0413
5-Band High538.51.1143

Club
Certificate
Non Spinnaker
2022

Boat

ARGO

USA 12

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDUFOUR 50 CLASSICMeasurement21/05/2018HINPlan reviewHull constructionSolidAramid Hull CoreNoCarbon RudderNoLight stanchionsNoTrim tabNo
LOA14.940Max. Beam4.552Draft2.134Displacement14,000Wetted area44.67IMS L13.352LSM013.439Acc. length14.794Sink (kg/mm) 34.58
VCGD0.159VCGM0.143RM Measured (kg·m) 380.9RM Default (kg·m) 380.9Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFeathering 3 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.533PBW0.115PIPA0.0038
PSDPHDPHL
PSAESL
ST1ST2ST3
ST4ST5
RIG
Forestay tensionAftInner stayFixedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2
P16.440IG17.980ISP17.980MDT10.140MDL10.275MDT2MDL2TLNo TaperMWGO
E5.530J5.576BAS1.885FSD0.050SFJ0.490SPLWPLTPS6.266BD0.220MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG estimatedFlotation Date01/01/2013MeasurerComment
SFFP0.536FFMFF1.494LCFcl8.067SG1.0252
SAFP14.158FAMFA1.297LCFsh8.373HBI1.350
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible

Club
Certificate
Non Spinnaker
2022

Boat

ARGO

USA 12

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateMakerMaterialComment10.141.101.953.374.4251.8020/03/2022MckenzieUnknown
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateMakerMaterialCommentAP-10.080.851.843.825.977.7218.03NoNo 69.7424/03/2022NorthDacron