International
Certificate
2022

Boat

IMPETUOUS

USA 4206

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 Angles43.0°41.2°39.4°38.2°38.1°37.2°37.2°
Beat VMG4.014.895.445.675.785.906.00
52°6.117.277.818.008.098.148.31
60°6.457.548.018.228.338.408.58
75°7.027.868.178.488.728.878.99
90°7.248.088.498.769.029.299.74
110°7.018.008.529.069.5910.0310.72
120°6.647.858.469.049.5210.1611.38
135°5.937.388.168.749.4210.2111.91
150°5.016.307.438.138.579.0910.61
Run VMG4.345.466.437.077.437.879.19
Gybe Angles143.3°145.6°149.6°151.9°150.2°147.1°143.0°

APH: 481.6

CDL: 11.428

GPH: 536.8

CertNo: US7264

BOAT
ClassSWAN 42DesignerFRERSBuilderSWANAge date05/2007Series date06/2006Offset fileSWAN42CLUB-USA4206.offData fileImpetuous_USA4206_Swan42_IMSData-A
HULL
Length Overall12.801 mMaximum Beam3.910 mDraft2.730 mDisplacement7,484 kgDLR4.9675IMS DivisionCruiser/RacerDynamic Allowance0.009%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.435m
CREW
Maximum weight875 kgMinimum weight656 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail59.7460.95Headsail Luffed48.1448.14Headsail FlyingSymmetricAsymmetric185.28185.28 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS (m²)
Trysail17.47Storm Jib16.46Heavy Weather Jib44.42
SAIL LIMITS
Headsails6  Spinnakers4
STABILITY
Righting Moment215.0 kg·mStability Index135.8
COMMENTS
New sprit 2022
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  045600024LFIssued on 07/06/2022Valid until 31/01/2023
VPP ver: 2022 1.02 | © ORC | www.orc.org

International
Certificate
2022

Boat

IMPETUOUS

USA 4206

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 VMG896.9736.7661.8635.1622.9610.7599.8
52°589.3495.1461.1450.2444.9442.3433.3
60°557.8477.3449.7438.2432.4428.8419.4
75°513.1457.7440.7424.6412.9405.8400.3
90°497.1445.3424.2410.9399.1387.6369.5
110°513.2450.2422.5397.3375.2359.0335.9
120°541.9458.8425.7398.4378.3354.5316.3
135°606.9487.8441.1412.0382.1352.7302.4
150°718.0571.1484.8443.0419.8396.0339.3
Run VMG829.0659.5559.8509.4484.7457.3391.7
Selected Courses
Windward / Leeward863.0698.1610.8572.2553.8534.0495.8
All purpose656.9546.5494.5468.6452.3436.7409.2
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward595.71.0072
All purpose481.61.2459
 
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low601.70.9972
Triple Number Coastal/Long Distance Medium479.71.2508
Triple Number Coastal/Long Distance High430.31.3944
Triple Number Windward/Leeward Low780.50.7687
Triple Number Windward/Leeward Medium591.01.0153
Triple Number Windward/Leeward High524.61.1437
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance524.51.1439
Triple Number Coastal/Long Distance Low601.70.9972
Triple Number Coastal/Long Distance Medium479.71.2508
Triple Number Coastal/Long Distance High430.31.3944
Triple Number Windward/Leeward Low780.50.7687
Triple Number Windward/Leeward Medium591.01.0153
Triple Number Windward/Leeward High524.61.1437
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance859.6656.1553.4499.9471.0442.1390.9
Custom scoring options for Brazil
Single NumberTime On Time
Upwind "bolina"0.8816
Downwind "popa"1.0793
70% up, 30% down "Ilhabela"0.9329
30% up, 70% down "Ilhabela-inverso"1.0113
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low601.70.9972
Triple Number Coastal/Long Distance Medium479.71.2508
Triple Number Coastal/Long Distance High430.31.3944
Triple Number Windward/Leeward Low780.50.7687
Triple Number Windward/Leeward Medium591.01.0153
Triple Number Windward/Leeward High524.61.1437
Predominantly Upwind523.11.1471
Predominantly Downwind484.11.2394
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low601.70.9972
Triple Number All Purpose Medium479.71.2508
Triple Number All Purpose High430.31.3944
Triple Number Windward/Leeward Low780.50.7687
Triple Number Windward/Leeward Medium591.01.0153
Triple Number Windward/Leeward High524.61.1437
Predominantly Upwind523.11.1471
Predominantly Downwind484.11.2394
Predominantly Upwind Low677.70.8853
Predominantly Upwind Medium543.51.1040
Predominantly Upwind High510.61.1750
Predominantly Downwind Low653.50.9181
Predominantly Downwind Medium481.51.2461
Predominantly Downwind High405.31.4803
Chicago-Mac Upwind1.1290
Chicago-Mac All Purpose1.1711
Chicago-Mac Downwind1.2202
Bayview-Mac Cove Island1.0950
Bayview-Mac Shore1.1000
Victoria-Maui1.3052
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance524.51.1439
Triple Number Coastal/Long Distance Low601.70.9972
Triple Number Coastal/Long Distance Medium479.71.2508
Triple Number Coastal/Long Distance High430.31.3944
Triple Number Windward/Leeward Low780.50.7687
Triple Number Windward/Leeward Medium591.01.0153
Triple Number Windward/Leeward High524.61.1437
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance859.6656.1553.4499.9471.0442.1390.9
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance524.51.1439
Triple Number Coastal/Long Distance Low601.70.9972
Triple Number Coastal/Long Distance Medium479.71.2508
Triple Number Coastal/Long Distance High430.31.3944
Triple Number Windward/Leeward Low780.50.7687
Triple Number Windward/Leeward Medium591.01.0153
Triple Number Windward/Leeward High524.61.1437
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance859.6656.1553.4499.9471.0442.1390.9
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance524.5
Triple Number Coastal/Long Distance Low601.7
Triple Number Coastal/Long Distance Medium479.7
Triple Number Coastal/Long Distance High430.3
Triple Number Windward/Leeward Low780.5
Triple Number Windward/Leeward Medium591.0
Triple Number Windward/Leeward High524.6
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance859.6656.1553.4499.9471.0442.1390.9
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance524.51.1439
Triple Number Coastal/Long Distance Low601.70.9972
Triple Number Coastal/Long Distance Medium479.71.2508
Triple Number Coastal/Long Distance High430.31.3944
Triple Number Windward/Leeward Low780.50.7687
Triple Number Windward/Leeward Medium591.01.0153
Triple Number Windward/Leeward High524.61.1437
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance859.6656.1553.4499.9471.0442.1390.9
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)524.51.1439
Triple Number Coastal/Long Distance Low601.70.9972
Triple Number Coastal/Long Distance Medium479.71.2508
Triple Number Coastal/Long Distance High430.31.3944
Triple Number Windward/Leeward Low780.50.7687
Triple Number Windward/Leeward Medium591.01.0153
Triple Number Windward/Leeward High524.61.1437
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance859.6656.1553.4499.9471.0442.1390.9
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low601.70.9972
Triple Number Coastal/Long Distance Medium479.71.2508
Triple Number Coastal/Long Distance High430.31.3944
Triple Number Windward/Leeward Low780.50.7687
Triple Number Windward/Leeward Medium591.01.0153
Triple Number Windward/Leeward High524.61.1437
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9972
Triple Number Coastal/Long Distance Medium1.2508
Triple Number Coastal/Long Distance High1.3944
Triple Number Windward/Leeward Low0.7687
Triple Number Windward/Leeward Medium1.0153
Triple Number Windward/Leeward High1.1437
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance859.6656.1553.4499.9471.0442.1390.9
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance524.51.1439
Triple Number Coastal/Long Distance Low601.70.9972
Triple Number Coastal/Long Distance Medium479.71.2508
Triple Number Coastal/Long Distance High430.31.3944
Triple Number Windward/Leeward Low780.50.7687
Triple Number Windward/Leeward Medium591.01.0153
Triple Number Windward/Leeward High524.61.1437
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance859.6656.1553.4499.9471.0442.1390.9
Custom scoring options for Hungary
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low601.70.9972
Triple Number Coastal/Long Distance Medium479.71.2508
Triple Number Coastal/Long Distance High430.31.3944
Triple Number Windward/Leeward Low780.50.7687
Triple Number Windward/Leeward Medium591.01.0153
Triple Number Windward/Leeward High524.61.1437
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance524.51.1439
Triple Number Coastal/Long Distance Low601.70.9972
Triple Number Coastal/Long Distance Medium479.71.2508
Triple Number Coastal/Long Distance High430.31.3944
Triple Number Windward/Leeward Low780.50.7687
Triple Number Windward/Leeward Medium591.01.0153
Triple Number Windward/Leeward High524.61.1437
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance859.6656.1553.4499.9471.0442.1390.9
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance524.51.1439
Triple Number Coastal/Long Distance Low601.70.9972
Triple Number Coastal/Long Distance Medium479.71.2508
Triple Number Coastal/Long Distance High430.31.3944
Triple Number Windward/Leeward Low780.50.7687
Triple Number Windward/Leeward Medium591.01.0153
Triple Number Windward/Leeward High524.61.1437
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance859.6656.1553.4499.9471.0442.1390.9
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low780.50.7687
Triple Number Windward/Leeward Medium591.01.0153
Triple Number Windward/Leeward High524.61.1437
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance859.6656.1553.4499.9471.0442.1390.9
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low601.7
Triple Number Coastal/Long Distance Medium479.7
Triple Number Coastal/Long Distance High430.3
Triple Number Windward/Leeward Low780.5
Triple Number Windward/Leeward Medium591.0
Triple Number Windward/Leeward High524.6
Predominantly Upwind523.1
Predominantly Downwind484.1
Predominantly Reaching463.4
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Coastal/Long Distance524.51.1439
Triple Number Coastal/Long Distance Low601.70.9972
Triple Number Coastal/Long Distance Medium479.71.2508
Triple Number Coastal/Long Distance High430.31.3944
Triple Number Windward/Leeward Low780.50.7687
Triple Number Windward/Leeward Medium591.01.0153
Triple Number Windward/Leeward High524.61.1437
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance859.6656.1553.4499.9471.0442.1390.9
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9972
Triple Number Coastal/Long Distance Medium1.2508
Triple Number Coastal/Long Distance High1.3944
Triple Number Windward/Leeward Low0.7687
Triple Number Windward/Leeward Medium1.0153
Triple Number Windward/Leeward High1.1437
Coastal/Long Distance1.1439
Predominantly Upwind1.1471
Predominantly Downwind1.2394
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)1.1439
Tretall Distanseseilas Lite vind0.9972
Tretall Distanseseilas Mellomvind1.2508
Tretall Distanseseilas Mye vind1.3944
Tretall Pølsebane Lite vind0.7687
Tretall Pølsebane Mellomvind1.0153
Tretall Pølsebane Mye vind1.1437
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas859.6656.1553.4499.9471.0442.1390.9
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low601.70.9972
Triple Number Coastal/Long Distance Medium479.71.2508
Triple Number Coastal/Long Distance High430.31.3944
Triple Number Windward/Leeward Low780.50.7687
Triple Number Windward/Leeward Medium591.01.0153
Triple Number Windward/Leeward High524.61.1437
Coastal/Long Distance524.51.1439
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind523.11.1471
Predominantly Downwind484.11.2394
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore507.21.1829
Cape Doctor Coastal417.51.4372
Triple Number Coastal/Long Distance Low601.70.9972
Triple Number Coastal/Long Distance Medium479.71.2508
Triple Number Coastal/Long Distance High430.31.3944
Triple Number Windward/Leeward Low780.50.7687
Triple Number Windward/Leeward Medium591.01.0153
Triple Number Windward/Leeward High524.61.1437
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9972
Triple Number Coastal/Long Distance Medium1.2508
Triple Number Coastal/Long Distance High1.3944
Triple Number Windward/Leeward Low0.7687
Triple Number Windward/Leeward Medium1.0153
Triple Number Windward/Leeward High1.1437
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9972
Triple Number Coastal/Long Distance Medium1.2508
Triple Number Coastal/Long Distance High1.3944
Triple Number Windward/Leeward Low0.7687
Triple Number Windward/Leeward Medium1.0153
Triple Number Windward/Leeward High1.1437
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance524.51.1439
Triple Number Coastal/Long Distance Low601.70.9972
Triple Number Coastal/Long Distance Medium479.71.2508
Triple Number Coastal/Long Distance High430.31.3944
Triple Number Windward/Leeward Low780.50.7687
Triple Number Windward/Leeward Medium591.01.0153
Triple Number Windward/Leeward High524.61.1437
Predominantly Upwind523.11.1471
Predominantly Downwind484.11.2394
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance859.6656.1553.4499.9471.0442.1390.9
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance524.51.1439
Triple Number Coastal/Long Distance Low601.70.9972
Triple Number Coastal/Long Distance Medium479.71.2508
Triple Number Coastal/Long Distance High430.31.3944
Triple Number Windward/Leeward Low780.50.7687
Triple Number Windward/Leeward Medium591.01.0153
Triple Number Windward/Leeward High524.61.1437
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance859.6656.1553.4499.9471.0442.1390.9
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low601.70.9972
Triple Number All Purpose Medium479.71.2508
Triple Number All Purpose High430.31.3944
Triple Number Windward/Leeward Low780.50.7687
Triple Number Windward/Leeward Medium591.01.0153
Triple Number Windward/Leeward High524.61.1437
Predominantly Upwind523.11.1471
Predominantly Downwind484.11.2394
Predominantly Upwind Low677.70.8853
Predominantly Upwind Medium543.51.1040
Predominantly Upwind High510.61.1750
Predominantly Downwind Low653.50.9181
Predominantly Downwind Medium481.51.2461
Predominantly Downwind High405.31.4803
Chicago-Mac Upwind1.1290
Chicago-Mac All Purpose1.1711
Chicago-Mac Downwind1.2202
Bayview-Mac Cove Island1.0950
Bayview-Mac Shore1.1000
Harvest Moon Regatta424.71.4126
Victoria-Maui1.3052
5-Band
Windward/Leeward		Time On DistanceTime On Time
5-Band Low850.30.7057
5-Band Low / Medium716.00.8380
5-Band Medium582.81.0294
5-Band Medium / High534.11.1233
5-Band High502.41.1943
ORC Ref  045600024LFIssued on 07/06/2022Valid until 31/01/2023
VPP ver: 2022 1.02 | © ORC | www.orc.org

International
Certificate
2022

Boat

IMPETUOUS

USA 4206

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassSWAN 42Measurement03/06/2022HINPlan reviewHull constructionCoredAramid Hull CoreNoCarbon RudderYesLight stanchionsNoTrim tabNo
LOA12.801Max. Beam3.910Draft2.730Displacement7,484Wetted area32.94IMS L11.798LSM011.463Acc. length12.707Sink (kg/mm) 24.32
VCGD-0.310VCGM-0.312RM Measured (kg·m) 215.0RM Default (kg·m) 212.7Limit of positive stability(°) 133.5Stability Index135.8
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.435PBW0.109PIPA0.0040
EDL1.920ST10.070ST20.180
ST30.180ST40.110ST50.270
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2
P17.238IG17.994ISP19.441MDT10.134MDL10.261MDT20.105MDL20.189TL0.860MW0.261GO0.301
E5.790J5.010BAS1.943FSD0.034SFJ0.347SPL0.000WPLTPS7.290BD0.216MWT231.00MCG6.220
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date03/06/2022MeasurerComment
SFFP0.474FFM1.479FF1.482LCFcl7.196SG1.0230
SAFP12.543FAM1.111FA1.111LCFsh7.448HBI1.253
W1108.7W2108.7W3108.7W4108.7
PD1478.5PD2478.5PD3478.5PD4478.5
WD12.020PLM9000.00GSA1.0RSA1.0
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG1FUEL Rigid Poly STBD tank, TCG=0.9500.9000140195.70-0.10Total deductible175.70-0.10
OTHER ITEMSIdKindDescriptionWeightLCGVCGaAnchor00.00Total deductible0
ORC Ref  045600024LFIssued on 07/06/2022Valid until 31/01/2023
VPP ver: 2022 1.02 | © ORC | www.orc.org

International
Certificate
2022

Boat

IMPETUOUS

USA 4206

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateMakerMaterialComment20220.161.372.313.704.8159.7401/06/2022DoyleCarbon
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateMakerMaterialCommentJ10.090.751.442.673.855.2518.15NoNo 48.1419/05/2021DOYLE NEWPORTUnknownJ1
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateMakerMaterialCommentA221.9317.6619.8011.3210.88104%185.2801/06/2022DoyleUnknownA2A1.521.1618.1519.6611.1911.5697%184.4901/07/2021Doyle SailsUnknown257189121.8517.4819.6711.3210.89104%184.10QuantumA2A320.8118.2719.549.6910.9089%161.7307/08/2020DOYLEUnknownA3266CZ20.0818.3719.236.969.2475%118.8118/05/2021DOYLE NEWPORTUnknownCODE ZERO
ORC Ref  045600024LFIssued on 07/06/2022Valid until 31/01/2023
VPP ver: 2022 1.02 | © ORC | www.orc.org