International
Certificate
2022

Boat

LUCKY DUCK

USA 38904

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 Angles43.3°41.4°37.5°35.4°35.1°35.0°35.0°
Beat VMG3.654.515.105.335.435.485.58
52°5.596.627.097.377.537.647.93
60°5.956.817.297.717.928.058.41
75°6.206.957.508.128.578.839.15
90°6.197.077.498.148.939.6110.32
110°6.367.308.098.649.179.7111.23
120°6.237.238.169.049.7210.4111.78
135°5.556.837.678.669.9311.3613.50
150°4.695.946.847.638.489.6213.17
Run VMG4.065.155.936.617.358.3311.40
Gybe Angles143.3°146.4°151.6°149.6°146.5°143.3°144.0°

APH: 508.5

CDL: 9.127

GPH: 571.8

CertNo: US3890

BOAT
ClassJ 90DesignerJOHNSTONEBuilderTPIAge date12/1997Series date12/1997Offset fileJ90-USA38904.offData fileUS3890
HULL
Length Overall9.141 mMaximum Beam2.590 mDraft2.020 mDisplacement1,539 kgDLR3.0810IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight700 kgMinimum weight525 kg * when appliedNon Manual PowerCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail28.8129.61Headsail Luffed19.0019.00Headsail FlyingSymmetricAsymmetric97.8497.84 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail8.46Storm Jib5.97Heavy Weather Jib16.10
SAIL LIMITS
Headsails5  Spinnakers4
STABILITY
Righting Moment45.8 kg·mStability Index117.6
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  04560002950Issued on 13/09/2022Valid until 31/12/2022
VPP ver: 2022 1.04 | © ORC | www.orc.org

International
Certificate
2022

Boat

LUCKY DUCK

USA 38904

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 VMG987.5797.9705.4675.1663.1656.4644.7
52°643.4543.5508.1488.2477.8471.5454.0
60°605.5528.4493.8467.0454.7447.1428.1
75°580.9517.6480.2443.3419.8407.8393.6
90°581.2509.2480.6442.3403.1374.6348.9
110°565.7493.2444.8416.8392.5370.9320.5
120°578.1497.8441.0398.3370.5346.0305.7
135°648.2526.8469.3415.8362.7316.8266.6
150°768.1605.9526.3471.6424.3374.4273.4
Run VMG887.0699.7606.9544.6489.9432.3315.7
Selected Courses
Windward / Leeward937.2748.8656.1609.8576.5544.3480.2
All purpose719.5595.1533.8495.8466.7441.8398.9
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward629.70.9529
All purpose508.51.1800
 
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low657.30.9128
Triple Number Coastal/Long Distance Medium509.51.1776
Triple Number Coastal/Long Distance High431.91.3891
Triple Number Windward/Leeward Low843.10.7117
Triple Number Windward/Leeward Medium628.50.9546
Triple Number Windward/Leeward High528.41.1356
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance552.41.0862
Triple Number Coastal/Long Distance Low657.30.9128
Triple Number Coastal/Long Distance Medium509.51.1776
Triple Number Coastal/Long Distance High431.91.3891
Triple Number Windward/Leeward Low843.10.7117
Triple Number Windward/Leeward Medium628.50.9546
Triple Number Windward/Leeward High528.41.1356
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance932.2706.1595.9529.0485.4445.5376.6
Custom scoring options for Brazil
Single NumberTime On Time
Upwind "bolina"0.8187
Downwind "popa"1.0563
70% up, 30% down "Ilhabela"0.8779
30% up, 70% down "Ilhabela-inverso"0.9717
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low657.30.9128
Triple Number Coastal/Long Distance Medium509.51.1776
Triple Number Coastal/Long Distance High431.91.3891
Triple Number Windward/Leeward Low843.10.7117
Triple Number Windward/Leeward Medium628.50.9546
Triple Number Windward/Leeward High528.41.1356
Predominantly Upwind560.01.0715
Predominantly Downwind506.21.1853
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low657.30.9128
Triple Number All Purpose Medium509.51.1776
Triple Number All Purpose High431.91.3891
Triple Number Windward/Leeward Low843.10.7117
Triple Number Windward/Leeward Medium628.50.9546
Triple Number Windward/Leeward High528.41.1356
Predominantly Upwind560.01.0715
Predominantly Downwind506.21.1853
Predominantly Upwind Low740.40.8103
Predominantly Upwind Medium583.31.0286
Predominantly Upwind High536.81.1178
Predominantly Downwind Low705.30.8506
Predominantly Downwind Medium506.51.1846
Predominantly Downwind High378.01.5872
Chicago-Mac Upwind1.0527
Chicago-Mac All Purpose1.1016
Chicago-Mac Downwind1.1590
Bayview-Mac Cove Island1.0190
Bayview-Mac Shore1.0258
Victoria-Maui1.2802
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance552.41.0862
Triple Number Coastal/Long Distance Low657.30.9128
Triple Number Coastal/Long Distance Medium509.51.1776
Triple Number Coastal/Long Distance High431.91.3891
Triple Number Windward/Leeward Low843.10.7117
Triple Number Windward/Leeward Medium628.50.9546
Triple Number Windward/Leeward High528.41.1356
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance932.2706.1595.9529.0485.4445.5376.6
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance552.41.0862
Triple Number Coastal/Long Distance Low657.30.9128
Triple Number Coastal/Long Distance Medium509.51.1776
Triple Number Coastal/Long Distance High431.91.3891
Triple Number Windward/Leeward Low843.10.7117
Triple Number Windward/Leeward Medium628.50.9546
Triple Number Windward/Leeward High528.41.1356
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance932.2706.1595.9529.0485.4445.5376.6
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance552.4
Triple Number Coastal/Long Distance Low657.3
Triple Number Coastal/Long Distance Medium509.5
Triple Number Coastal/Long Distance High431.9
Triple Number Windward/Leeward Low843.1
Triple Number Windward/Leeward Medium628.5
Triple Number Windward/Leeward High528.4
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance932.2706.1595.9529.0485.4445.5376.6
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance552.41.0862
Triple Number Coastal/Long Distance Low657.30.9128
Triple Number Coastal/Long Distance Medium509.51.1776
Triple Number Coastal/Long Distance High431.91.3891
Triple Number Windward/Leeward Low843.10.7117
Triple Number Windward/Leeward Medium628.50.9546
Triple Number Windward/Leeward High528.41.1356
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance932.2706.1595.9529.0485.4445.5376.6
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)552.41.0862
Triple Number Coastal/Long Distance Low657.30.9128
Triple Number Coastal/Long Distance Medium509.51.1776
Triple Number Coastal/Long Distance High431.91.3891
Triple Number Windward/Leeward Low843.10.7117
Triple Number Windward/Leeward Medium628.50.9546
Triple Number Windward/Leeward High528.41.1356
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance932.2706.1595.9529.0485.4445.5376.6
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low657.30.9128
Triple Number Coastal/Long Distance Medium509.51.1776
Triple Number Coastal/Long Distance High431.91.3891
Triple Number Windward/Leeward Low843.10.7117
Triple Number Windward/Leeward Medium628.50.9546
Triple Number Windward/Leeward High528.41.1356
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9128
Triple Number Coastal/Long Distance Medium1.1776
Triple Number Coastal/Long Distance High1.3891
Triple Number Windward/Leeward Low0.7117
Triple Number Windward/Leeward Medium0.9546
Triple Number Windward/Leeward High1.1356
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance932.2706.1595.9529.0485.4445.5376.6
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance552.41.0862
Triple Number Coastal/Long Distance Low657.30.9128
Triple Number Coastal/Long Distance Medium509.51.1776
Triple Number Coastal/Long Distance High431.91.3891
Triple Number Windward/Leeward Low843.10.7117
Triple Number Windward/Leeward Medium628.50.9546
Triple Number Windward/Leeward High528.41.1356
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance932.2706.1595.9529.0485.4445.5376.6
Custom scoring options for Hungary
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low657.30.9128
Triple Number Coastal/Long Distance Medium509.51.1776
Triple Number Coastal/Long Distance High431.91.3891
Triple Number Windward/Leeward Low843.10.7117
Triple Number Windward/Leeward Medium628.50.9546
Triple Number Windward/Leeward High528.41.1356
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance552.41.0862
Triple Number Coastal/Long Distance Low657.30.9128
Triple Number Coastal/Long Distance Medium509.51.1776
Triple Number Coastal/Long Distance High431.91.3891
Triple Number Windward/Leeward Low843.10.7117
Triple Number Windward/Leeward Medium628.50.9546
Triple Number Windward/Leeward High528.41.1356
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance932.2706.1595.9529.0485.4445.5376.6
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance552.41.0862
Triple Number Coastal/Long Distance Low657.30.9128
Triple Number Coastal/Long Distance Medium509.51.1776
Triple Number Coastal/Long Distance High431.91.3891
Triple Number Windward/Leeward Low843.10.7117
Triple Number Windward/Leeward Medium628.50.9546
Triple Number Windward/Leeward High528.41.1356
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance932.2706.1595.9529.0485.4445.5376.6
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low843.10.7117
Triple Number Windward/Leeward Medium628.50.9546
Triple Number Windward/Leeward High528.41.1356
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance932.2706.1595.9529.0485.4445.5376.6
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low657.3
Triple Number Coastal/Long Distance Medium509.5
Triple Number Coastal/Long Distance High431.9
Triple Number Windward/Leeward Low843.1
Triple Number Windward/Leeward Medium628.5
Triple Number Windward/Leeward High528.4
Predominantly Upwind560.0
Predominantly Downwind506.2
Predominantly Reaching487.4
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Coastal/Long Distance552.41.0862
Triple Number Coastal/Long Distance Low657.30.9128
Triple Number Coastal/Long Distance Medium509.51.1776
Triple Number Coastal/Long Distance High431.91.3891
Triple Number Windward/Leeward Low843.10.7117
Triple Number Windward/Leeward Medium628.50.9546
Triple Number Windward/Leeward High528.41.1356
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance932.2706.1595.9529.0485.4445.5376.6
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9128
Triple Number Coastal/Long Distance Medium1.1776
Triple Number Coastal/Long Distance High1.3891
Triple Number Windward/Leeward Low0.7117
Triple Number Windward/Leeward Medium0.9546
Triple Number Windward/Leeward High1.1356
Coastal/Long Distance1.0862
Predominantly Upwind1.0715
Predominantly Downwind1.1853
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)1.0862
Tretall Distanseseilas Lite vind0.9128
Tretall Distanseseilas Mellomvind1.1776
Tretall Distanseseilas Mye vind1.3891
Tretall Pølsebane Lite vind0.7117
Tretall Pølsebane Mellomvind0.9546
Tretall Pølsebane Mye vind1.1356
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas932.2706.1595.9529.0485.4445.5376.6
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low657.30.9128
Triple Number Coastal/Long Distance Medium509.51.1776
Triple Number Coastal/Long Distance High431.91.3891
Triple Number Windward/Leeward Low843.10.7117
Triple Number Windward/Leeward Medium628.50.9546
Triple Number Windward/Leeward High528.41.1356
Coastal/Long Distance552.41.0862
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind560.01.0715
Predominantly Downwind506.21.1853
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore499.51.2013
Cape Doctor Coastal411.81.4571
Triple Number Coastal/Long Distance Low657.30.9128
Triple Number Coastal/Long Distance Medium509.51.1776
Triple Number Coastal/Long Distance High431.91.3891
Triple Number Windward/Leeward Low843.10.7117
Triple Number Windward/Leeward Medium628.50.9546
Triple Number Windward/Leeward High528.41.1356
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9128
Triple Number Coastal/Long Distance Medium1.1776
Triple Number Coastal/Long Distance High1.3891
Triple Number Windward/Leeward Low0.7117
Triple Number Windward/Leeward Medium0.9546
Triple Number Windward/Leeward High1.1356
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9128
Triple Number Coastal/Long Distance Medium1.1776
Triple Number Coastal/Long Distance High1.3891
Triple Number Windward/Leeward Low0.7117
Triple Number Windward/Leeward Medium0.9546
Triple Number Windward/Leeward High1.1356
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance552.41.0862
Triple Number Coastal/Long Distance Low657.30.9128
Triple Number Coastal/Long Distance Medium509.51.1776
Triple Number Coastal/Long Distance High431.91.3891
Triple Number Windward/Leeward Low843.10.7117
Triple Number Windward/Leeward Medium628.50.9546
Triple Number Windward/Leeward High528.41.1356
Predominantly Upwind560.01.0715
Predominantly Downwind506.21.1853
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance932.2706.1595.9529.0485.4445.5376.6
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance552.41.0862
Triple Number Coastal/Long Distance Low657.30.9128
Triple Number Coastal/Long Distance Medium509.51.1776
Triple Number Coastal/Long Distance High431.91.3891
Triple Number Windward/Leeward Low843.10.7117
Triple Number Windward/Leeward Medium628.50.9546
Triple Number Windward/Leeward High528.41.1356
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance932.2706.1595.9529.0485.4445.5376.6
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low657.30.9128
Triple Number All Purpose Medium509.51.1776
Triple Number All Purpose High431.91.3891
Triple Number Windward/Leeward Low843.10.7117
Triple Number Windward/Leeward Medium628.50.9546
Triple Number Windward/Leeward High528.41.1356
Predominantly Upwind560.01.0715
Predominantly Downwind506.21.1853
Predominantly Upwind Low740.40.8103
Predominantly Upwind Medium583.31.0286
Predominantly Upwind High536.81.1178
Predominantly Downwind Low705.30.8506
Predominantly Downwind Medium506.51.1846
Predominantly Downwind High378.01.5872
Chicago-Mac Upwind1.0527
Chicago-Mac All Purpose1.1016
Chicago-Mac Downwind1.1590
Bayview-Mac Cove Island1.0190
Bayview-Mac Shore1.0258
Harvest Moon Regatta439.51.3651
Victoria-Maui1.2802
5-Band
Windward/Leeward		Time On DistanceTime On Time
5-Band Low922.70.6502
5-Band Low / Medium771.00.7782
5-Band Medium618.00.9709
5-Band Medium / High544.51.1020
5-Band High491.31.2212
ORC Ref  04560002950Issued on 13/09/2022Valid until 31/12/2022
VPP ver: 2022 1.04 | © ORC | www.orc.org

International
Certificate
2022

Boat

LUCKY DUCK

USA 38904

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ 90Measurement29/06/1994HINPlan reviewHull constructionCoredCarbon RudderYesLight stanchionsNoTrim tabNo
LOA9.141Max. Beam2.590Draft2.020Displacement1,539Wetted area13.78IMS L8.469LSM07.934Acc. length8.418Sink (kg/mm) 10.81
VCGD-0.509VCGM-0.459RM Measured (kg·m) 45.8RM Default (kg·m) 42.0Limit of positive stability(°) 124.7Stability Index117.6
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
PIPA0.0000
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2
P10.927IG10.855ISP12.100MDT10.101MDL10.143MDT20.083MDL20.086TL1.201MW0.155GO0.174
E4.420J3.200BAS1.411FSDSFJSPLWPLTPS5.488BD0.113MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date24/08/2022MeasurerComment
SFFP0.610FFM0.935FF0.935LCFcl4.864SG1.0240
SAFP9.179FAM0.653FA0.653LCFsh5.037HBI0.755
W146.9W246.9W346.9W446.9
PD1425.0PD2425.0PD3425.0PD4425.0
WD9.552PLM2545.00GSA49.5RSA2028.0
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04560002950Issued on 13/09/2022Valid until 31/12/2022
VPP ver: 2022 1.04 | © ORC | www.orc.org

International
Certificate
2022

Boat

LUCKY DUCK

USA 38904

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateMakerMaterialCommentMain0.170.951.682.853.7128.81QUANTUMUnknown
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateMakerMaterialComment#3 Jib0.080.480.971.802.653.2610.84NoNo 19.0008/11/2022NORTHUnknownOUS 128432-03
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateMakerMaterialCommentCode 2415.1912.0913.648.578.7698%97.8408/11/2022NORTHUnknownOUS 1284320-04
ORC Ref  04560002950Issued on 13/09/2022Valid until 31/12/2022
VPP ver: 2022 1.04 | © ORC | www.orc.org