Club
Certificate
2023

Boat

A L'Assaut

USA 52621

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 Angles43.8°41.8°40.6°39.3°38.7°38.4°39.0°
Beat VMG3.514.284.855.185.335.415.45
52°5.416.427.077.427.587.677.74
60°5.736.707.297.617.807.897.99
75°5.946.907.457.788.028.218.40
90°5.826.887.537.888.108.358.76
110°5.817.007.688.118.478.799.20
120°5.646.847.588.058.478.879.64
135°5.076.287.197.768.198.619.50
150°4.295.446.417.137.597.938.55
Run VMG3.724.725.556.186.587.087.89
Gybe Angles143.9°147.8°148.3°149.2°150.5°173.6°177.2°

APH: 539.9

CDL: 10.023

GPH: 606.6

CertNo: US7061

BOAT
ClassDufour 40 PerfDesignerFelciBuilderDufour YachtsAge date01/2003Series date01/2003Offset fileDUFOUR40.offData fileUS7061
HULL
Length Overall12.060 mMaximum Beam3.890 mDraft2.061 mDisplacement7,666 kgDLR6.6470IMS DivisionCruiser/RacerDynamic Allowance0.180%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFeathering 3 bladesDiameter0.400m
CREW
Maximum weight775 kgMinimum weight581 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail46.3247.59Headsail Luffed40.1640.16Headsail FlyingSymmetricAsymmetric108.92108.92 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail13.10Storm Jib11.89Heavy Weather Jib32.10
SAIL LIMITS
Headsails1  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.
ORC Ref  04560002L48Issued on 09/05/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

A L'Assaut

USA 52621

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 VMG1024.3840.2742.9694.7675.6665.8660.4
52°665.5561.1509.2485.4474.8469.5465.0
60°628.8537.3494.1472.9461.7456.1450.7
75°605.7522.0483.4462.5448.6438.7428.4
90°618.4523.1477.8456.6444.7431.0411.1
110°620.0514.5468.9444.0424.8409.4391.2
120°638.6526.6474.8447.0425.0405.9373.6
135°709.9573.1500.5463.9439.5418.0379.0
150°839.0661.2561.7504.7474.2454.2421.1
Run VMG968.8763.5648.6582.7547.3508.4456.0
Selected Courses
Windward / Leeward996.6801.9695.7638.7611.5587.1558.2
All purpose766.1628.1556.9519.7499.8484.0463.5
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward669.70.8959
All purpose539.91.1113
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low697.10.8607
Triple Number Coastal/Long Distance Medium536.11.1191
Triple Number Coastal/Long Distance High480.31.2493
Triple Number Windward/Leeward Low899.10.6673
Triple Number Windward/Leeward Medium664.50.9029
Triple Number Windward/Leeward High582.41.0303
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance588.41.0198
Triple Number Coastal/Long Distance Low697.10.8607
Triple Number Coastal/Long Distance Medium536.11.1191
Triple Number Coastal/Long Distance High480.31.2493
Triple Number Windward/Leeward Low899.10.6673
Triple Number Windward/Leeward Medium664.50.9029
Triple Number Windward/Leeward High582.41.0303
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.8753.9627.3555.2519.2489.2442.1
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7919
Downwind "popa"0.9385
70% up, 30% down "Ilhabela"0.8308
30% up, 70% down "Ilhabela-inverso"0.8891
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low697.10.8607
Triple Number Coastal/Long Distance Medium536.11.1191
Triple Number Coastal/Long Distance High480.31.2493
Triple Number Windward/Leeward Low899.10.6673
Triple Number Windward/Leeward Medium664.50.9029
Triple Number Windward/Leeward High582.41.0303
Predominantly Upwind582.81.0295
Predominantly Downwind550.71.0896
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low697.10.8607
Triple Number All Purpose Medium536.11.1191
Triple Number All Purpose High480.31.2493
Triple Number Windward/Leeward Low899.10.6673
Triple Number Windward/Leeward Medium664.50.9029
Triple Number Windward/Leeward High582.41.0303
Predominantly Upwind582.81.0295
Predominantly Downwind550.71.0896
Predominantly Upwind Low778.70.7705
Predominantly Upwind Medium600.30.9995
Predominantly Upwind High557.01.0771
Predominantly Downwind Low760.10.7894
Predominantly Downwind Medium548.11.0947
Predominantly Downwind High463.91.2935
Chicago-Mac Upwind1.0105
Chicago-Mac All Purpose1.0380
Chicago-Mac Downwind1.0712
Bayview-Mac Cove Island0.9643
Bayview-Mac Shore0.9743
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching512.31.1711
Predominantly Reaching Low631.10.9508
Predominantly Reaching Medium507.01.1834
Predominantly Reaching High447.31.3412
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low981.60.6113
5-Band Low / Medium821.30.7306
5-Band Medium653.00.9188
5-Band Medium / High590.81.0156
5-Band High563.21.0653
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance588.41.0198
Triple Number Coastal/Long Distance Low697.10.8607
Triple Number Coastal/Long Distance Medium536.11.1191
Triple Number Coastal/Long Distance High480.31.2493
Triple Number Windward/Leeward Low899.10.6673
Triple Number Windward/Leeward Medium664.50.9029
Triple Number Windward/Leeward High582.41.0303
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.8753.9627.3555.2519.2489.2442.1
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance588.41.0198
Triple Number Coastal/Long Distance Low697.10.8607
Triple Number Coastal/Long Distance Medium536.11.1191
Triple Number Coastal/Long Distance High480.31.2493
Triple Number Windward/Leeward Low899.10.6673
Triple Number Windward/Leeward Medium664.50.9029
Triple Number Windward/Leeward High582.41.0303
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.8753.9627.3555.2519.2489.2442.1
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance588.4
Triple Number Coastal/Long Distance Low697.1
Triple Number Coastal/Long Distance Medium536.1
Triple Number Coastal/Long Distance High480.3
Triple Number Windward/Leeward Low899.1
Triple Number Windward/Leeward Medium664.5
Triple Number Windward/Leeward High582.4
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.8753.9627.3555.2519.2489.2442.1
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance588.41.0198
Triple Number Coastal/Long Distance Low697.10.8607
Triple Number Coastal/Long Distance Medium536.11.1191
Triple Number Coastal/Long Distance High480.31.2493
Triple Number Windward/Leeward Low899.10.6673
Triple Number Windward/Leeward Medium664.50.9029
Triple Number Windward/Leeward High582.41.0303
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.8753.9627.3555.2519.2489.2442.1
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)588.41.0198
Triple Number Coastal/Long Distance Low697.10.8607
Triple Number Coastal/Long Distance Medium536.11.1191
Triple Number Coastal/Long Distance High480.31.2493
Triple Number Windward/Leeward Low899.10.6673
Triple Number Windward/Leeward Medium664.50.9029
Triple Number Windward/Leeward High582.41.0303
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.8753.9627.3555.2519.2489.2442.1
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low697.10.8607
Triple Number Coastal/Long Distance Medium536.11.1191
Triple Number Coastal/Long Distance High480.31.2493
Triple Number Windward/Leeward Low899.10.6673
Triple Number Windward/Leeward Medium664.50.9029
Triple Number Windward/Leeward High582.41.0303
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8607
Triple Number Coastal/Long Distance Medium1.1191
Triple Number Coastal/Long Distance High1.2493
Triple Number Windward/Leeward Low0.6673
Triple Number Windward/Leeward Medium0.9029
Triple Number Windward/Leeward High1.0303
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.8753.9627.3555.2519.2489.2442.1
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance588.41.0198
Triple Number Coastal/Long Distance Low697.10.8607
Triple Number Coastal/Long Distance Medium536.11.1191
Triple Number Coastal/Long Distance High480.31.2493
Triple Number Windward/Leeward Low899.10.6673
Triple Number Windward/Leeward Medium664.50.9029
Triple Number Windward/Leeward High582.41.0303
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.8753.9627.3555.2519.2489.2442.1
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low697.10.8607
Triple Number Coastal/Long Distance Medium536.11.1191
Triple Number Coastal/Long Distance High480.31.2493
Triple Number Windward/Leeward Low899.10.6673
Triple Number Windward/Leeward Medium664.50.9029
Triple Number Windward/Leeward High582.41.0303
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance588.41.0198
Triple Number Coastal/Long Distance Low697.10.8607
Triple Number Coastal/Long Distance Medium536.11.1191
Triple Number Coastal/Long Distance High480.31.2493
Triple Number Windward/Leeward Low899.10.6673
Triple Number Windward/Leeward Medium664.50.9029
Triple Number Windward/Leeward High582.41.0303
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.8753.9627.3555.2519.2489.2442.1
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low899.10.6673
Triple Number Windward/Leeward Medium664.50.9029
Triple Number Windward/Leeward High582.41.0303
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.8753.9627.3555.2519.2489.2442.1
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low697.1
Triple Number Coastal/Long Distance Medium536.1
Triple Number Coastal/Long Distance High480.3
Triple Number Windward/Leeward Low899.1
Triple Number Windward/Leeward Medium664.5
Triple Number Windward/Leeward High582.4
Predominantly Upwind582.8
Predominantly Downwind550.7
Predominantly Reaching525.7
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance588.41.0198
Triple Number Coastal/Long Distance Low697.10.8607
Triple Number Coastal/Long Distance Medium536.11.1191
Triple Number Coastal/Long Distance High480.31.2493
Triple Number Windward/Leeward Low899.10.6673
Triple Number Windward/Leeward Medium664.50.9029
Triple Number Windward/Leeward High582.41.0303
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.8753.9627.3555.2519.2489.2442.1
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8607
Triple Number Coastal/Long Distance Medium1.1191
Triple Number Coastal/Long Distance High1.2493
Triple Number Windward/Leeward Low0.6673
Triple Number Windward/Leeward Medium0.9029
Triple Number Windward/Leeward High1.0303
Coastal/Long Distance1.0198
Predominantly Upwind1.0295
Predominantly Downwind1.0896
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8607
Tretall Distanseseilas Mellomvind1.1191
Tretall Distanseseilas Mye vind1.2493
Tretall Pølsebane Lite vind0.6673
Tretall Pølsebane Mellomvind0.9029
Tretall Pølsebane Mye vind1.0303
Distanseseilas ett tall (OSN 8-16kn)1.0198
Distanseseilas ett tall (APH 6-20kn)1.1113
Enkeltall Motvind1.0295
Enkeltall Medvind1.0896
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low697.10.8607
Triple Number Coastal/Long Distance Medium536.11.1191
Triple Number Coastal/Long Distance High480.31.2493
Triple Number Windward/Leeward Low899.10.6673
Triple Number Windward/Leeward Medium664.50.9029
Triple Number Windward/Leeward High582.41.0303
Coastal/Long Distance588.41.0198
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind582.81.0295
Predominantly Downwind550.71.0896
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore566.91.0584
Cape Doctor Coastal469.71.2775
Triple Number Coastal/Long Distance Low697.10.8607
Triple Number Coastal/Long Distance Medium536.11.1191
Triple Number Coastal/Long Distance High480.31.2493
Triple Number Windward/Leeward Low899.10.6673
Triple Number Windward/Leeward Medium664.50.9029
Triple Number Windward/Leeward High582.41.0303
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8607
Triple Number Coastal/Long Distance Medium1.1191
Triple Number Coastal/Long Distance High1.2493
Triple Number Windward/Leeward Low0.6673
Triple Number Windward/Leeward Medium0.9029
Triple Number Windward/Leeward High1.0303
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8607
Triple Number Coastal/Long Distance Medium1.1191
Triple Number Coastal/Long Distance High1.2493
Triple Number Windward/Leeward Low0.6673
Triple Number Windward/Leeward Medium0.9029
Triple Number Windward/Leeward High1.0303
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance588.41.0198
Triple Number Coastal/Long Distance Low697.10.8607
Triple Number Coastal/Long Distance Medium536.11.1191
Triple Number Coastal/Long Distance High480.31.2493
Triple Number Windward/Leeward Low899.10.6673
Triple Number Windward/Leeward Medium664.50.9029
Triple Number Windward/Leeward High582.41.0303
Predominantly Upwind582.81.0295
Predominantly Downwind550.71.0896
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.8753.9627.3555.2519.2489.2442.1
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance588.41.0198
Triple Number Coastal/Long Distance Low697.10.8607
Triple Number Coastal/Long Distance Medium536.11.1191
Triple Number Coastal/Long Distance High480.31.2493
Triple Number Windward/Leeward Low899.10.6673
Triple Number Windward/Leeward Medium664.50.9029
Triple Number Windward/Leeward High582.41.0303
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.8753.9627.3555.2519.2489.2442.1
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low697.10.8607
Triple Number All Purpose Medium536.11.1191
Triple Number All Purpose High480.31.2493
Triple Number Windward/Leeward Low899.10.6673
Triple Number Windward/Leeward Medium664.50.9029
Triple Number Windward/Leeward High582.41.0303
Predominantly Upwind582.81.0295
Predominantly Downwind550.71.0896
Predominantly Upwind Low778.70.7705
Predominantly Upwind Medium600.30.9995
Predominantly Upwind High557.01.0771
Predominantly Downwind Low760.10.7894
Predominantly Downwind Medium548.11.0947
Predominantly Downwind High463.91.2935
Chicago-Mac Upwind1.0105
Chicago-Mac All Purpose1.0380
Chicago-Mac Downwind1.0712
Bayview-Mac Cove Island0.9643
Bayview-Mac Shore0.9743
Harvest Moon Regatta469.41.2781
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy566.51.0591
San Francisco Bay Medium654.50.9167
Predominantly Reaching512.31.1711
Predominantly Reaching Low631.10.9508
Predominantly Reaching Medium507.01.1834
Predominantly Reaching High447.31.3412
Windward/Leeward 60-40 Low905.80.6624
Windward/Leeward 60-40 Medium682.80.8788
Windward/Leeward 60-40 High610.90.9822
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low981.60.6113
5-Band Low / Medium821.30.7306
5-Band Medium653.00.9188
5-Band Medium / High590.81.0156
5-Band High563.21.0653
ORC Ref  04560002L48Issued on 09/05/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

A L'Assaut

USA 52621

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDufour 40 PerfMeasurement03/09/2020HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA12.060Max. Beam3.890Draft2.061Displacement7,666Wetted area30.14IMS L10.806LSM010.486Acc. length12.060Sink (kg/mm) 22.91
VCGD0.021VCGM0.028RM Rated (kg·m) 187.8Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFeathering 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.400PBW0.110PIPA0.0033
EDL2.815ST10.045ST20.170
ST30.170ST40.098ST50.320
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P14.250IG15.420ISP15.450MDT10.125MDL10.227MDT20.125MDL20.180TL0.685MW0.227GO0.227
E5.250J4.200BAS1.770FSD0.035SFJ0.170SPLWPLTPS5.060BD0.160MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date27/04/2021MeasurerComment
SFFP0.100FFMFF1.377LCFcl6.491SG1.0250
SAFP11.430FAMFA1.209LCFsh6.761HBI1.241
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04560002L48Issued on 09/05/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

A L'Assaut

USA 52621

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentEPEX MAIN0.151.202.083.564.6246.3226/05/2021
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentepex ap#10.130.781.472.804.175.6414.20NoNo 40.1626/05/2021
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentq-123 asym16.3114.2215.278.508.8196%108.9201/06/2021north measrured
ORC Ref  04560002L48Issued on 09/05/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org