International
Certificate
2022

Boat

LEADING EDGE

USA 74

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 Angles43.2°41.8°40.8°39.4°38.4°38.2°37.8°
Beat VMG3.614.395.005.345.485.555.70
52°5.536.617.317.627.737.807.90
60°5.866.927.527.807.948.018.09
75°6.147.157.677.988.208.378.53
90°6.117.317.748.018.308.599.05
110°6.257.468.028.378.648.909.36
120°6.127.377.978.448.929.279.89
135°5.516.867.708.188.689.2510.66
150°4.685.876.947.658.028.349.12
Run VMG4.055.086.016.646.967.418.17
Gybe Angles144.2°146.9°148.7°151.0°151.9°173.6°176.6°

APH: 517.9

CDL: 10.485

GPH: 580.3

CertNo: US7462

BOAT
ClassJ 122DesignerAlan JohnstoneBuilderJ/BoatsAge date08/2009Series date10/2006Offset fileJ122 VER.OFFData fileUS6093
HULL
Length Overall12.190 mMaximum Beam3.638 mDraft2.246 mDisplacement7,593 kgDLR5.5168IMS DivisionCruiser/RacerDynamic Allowance0.138%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.460m
CREW
Maximum weight785 kgMinimum weight589 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail49.7350.67Headsail Luffed41.3141.31Headsail FlyingSymmetricAsymmetric157.02157.02 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail14.72Storm Jib13.75Heavy Weather Jib37.12
SAIL LIMITS
Headsails6  Spinnakers4
STABILITY
Righting Moment185.8 kg·mStability Index124.1
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  04560002BSPIssued on 31/01/2023Valid until 13/02/2023
VPP ver: 2022 1.04 | © ORC | www.orc.org

International
Certificate
2022

Boat

LEADING EDGE

USA 74

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 VMG998.4819.4719.3674.6656.8648.3631.1
52°650.9545.0492.2472.7465.5461.7455.9
60°613.9519.9478.5461.3453.3449.2444.9
75°586.5503.2469.1451.3438.9430.2422.1
90°588.7492.6464.9449.3433.6419.0397.6
110°576.0482.5449.0429.9416.8404.7384.6
120°588.1488.5451.4426.3403.4388.5364.1
135°653.4524.7467.7440.3414.6389.0337.8
150°769.3613.8518.8470.4448.8431.6394.8
Run VMG888.3708.7599.1542.3517.3486.0440.9
Selected Courses
Windward / Leeward943.4764.1659.2608.5587.0567.1536.0
All purpose726.3596.8531.4499.8482.7468.6445.3
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward638.90.9391
All purpose517.91.1586
 
Custom scoring options for Australia
Scoring OptionTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low661.60.9069
Triple Number Coastal/Long Distance Medium514.11.1670
Triple Number Coastal/Long Distance High463.41.2948
Triple Number Windward/Leeward Low853.70.7028
Triple Number Windward/Leeward Medium633.00.9479
Triple Number Windward/Leeward High560.41.0706
Custom scoring options for Austria
Scoring OptionTime On DistanceTime On Time
Coastal/Long Distance563.81.0642
Triple Number Coastal/Long Distance Low661.60.9069
Triple Number Coastal/Long Distance Medium514.11.1670
Triple Number Coastal/Long Distance High463.41.2948
Triple Number Windward/Leeward Low853.70.7028
Triple Number Windward/Leeward Medium633.00.9479
Triple Number Windward/Leeward High560.41.0706
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance937.9717.0596.2532.4500.3473.4428.4
Custom scoring options for Brazil
Scoring OptionTime On Time
Upwind "bolina"0.8159
Downwind "popa"1.0042
70% up, 30% down "Ilhabela"0.8645
30% up, 70% down "Ilhabela-inverso"0.9391
Custom scoring options for Bulgaria
Scoring OptionTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low661.60.9069
Triple Number Coastal/Long Distance Medium514.11.1670
Triple Number Coastal/Long Distance High463.41.2948
Triple Number Windward/Leeward Low853.70.7028
Triple Number Windward/Leeward Medium633.00.9479
Triple Number Windward/Leeward High560.41.0706
Predominantly Upwind562.71.0662
Predominantly Downwind521.11.1513
Custom scoring options for Canada
Scoring OptionTime On DistanceTime On Time
Triple Number All Purpose Low661.60.9069
Triple Number All Purpose Medium514.11.1670
Triple Number All Purpose High463.41.2948
Triple Number Windward/Leeward Low853.70.7028
Triple Number Windward/Leeward Medium633.00.9479
Triple Number Windward/Leeward High560.41.0706
Predominantly Upwind562.71.0662
Predominantly Downwind521.11.1513
Predominantly Upwind Low749.50.8005
Predominantly Upwind Medium582.41.0303
Predominantly Upwind High540.21.1106
Predominantly Downwind Low710.10.8450
Predominantly Downwind Medium515.71.1635
Predominantly Downwind High440.41.3624
Chicago-Mac Upwind1.0481
Chicago-Mac All Purpose1.0865
Chicago-Mac Downwind1.1337
Bayview-Mac Cove Island1.0081
Bayview-Mac Shore1.0136
Victoria-Maui1.2006
Custom scoring options for Cyprus
Scoring OptionTime On DistanceTime On Time
Coastal/Long Distance563.81.0642
Triple Number Coastal/Long Distance Low661.60.9069
Triple Number Coastal/Long Distance Medium514.11.1670
Triple Number Coastal/Long Distance High463.41.2948
Triple Number Windward/Leeward Low853.70.7028
Triple Number Windward/Leeward Medium633.00.9479
Triple Number Windward/Leeward High560.41.0706
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance937.9717.0596.2532.4500.3473.4428.4
Custom scoring options for Denmark
Scoring OptionTime On DistanceTime On Time
Coastal/Long Distance563.81.0642
Triple Number Coastal/Long Distance Low661.60.9069
Triple Number Coastal/Long Distance Medium514.11.1670
Triple Number Coastal/Long Distance High463.41.2948
Triple Number Windward/Leeward Low853.70.7028
Triple Number Windward/Leeward Medium633.00.9479
Triple Number Windward/Leeward High560.41.0706
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance937.9717.0596.2532.4500.3473.4428.4
Custom scoring options for Spain
Scoring OptionTime On Distance
Coastal/Long Distance563.8
Triple Number Coastal/Long Distance Low661.6
Triple Number Coastal/Long Distance Medium514.1
Triple Number Coastal/Long Distance High463.4
Triple Number Windward/Leeward Low853.7
Triple Number Windward/Leeward Medium633.0
Triple Number Windward/Leeward High560.4
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance937.9717.0596.2532.4500.3473.4428.4
Custom scoring options for Estonia
Scoring OptionTime On DistanceTime On Time
Coastal/Long Distance563.81.0642
Triple Number Coastal/Long Distance Low661.60.9069
Triple Number Coastal/Long Distance Medium514.11.1670
Triple Number Coastal/Long Distance High463.41.2948
Triple Number Windward/Leeward Low853.70.7028
Triple Number Windward/Leeward Medium633.00.9479
Triple Number Windward/Leeward High560.41.0706
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance937.9717.0596.2532.4500.3473.4428.4
Custom scoring options for Finland
Scoring OptionTime On DistanceTime On Time
FinRating (Coastal/Long Distance)563.81.0642
Triple Number Coastal/Long Distance Low661.60.9069
Triple Number Coastal/Long Distance Medium514.11.1670
Triple Number Coastal/Long Distance High463.41.2948
Triple Number Windward/Leeward Low853.70.7028
Triple Number Windward/Leeward Medium633.00.9479
Triple Number Windward/Leeward High560.41.0706
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance937.9717.0596.2532.4500.3473.4428.4
Custom scoring options for France
Scoring OptionTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low661.60.9069
Triple Number Coastal/Long Distance Medium514.11.1670
Triple Number Coastal/Long Distance High463.41.2948
Triple Number Windward/Leeward Low853.70.7028
Triple Number Windward/Leeward Medium633.00.9479
Triple Number Windward/Leeward High560.41.0706
Custom scoring options for Germany
Scoring OptionTime On Time
Triple Number Coastal/Long Distance Low0.9069
Triple Number Coastal/Long Distance Medium1.1670
Triple Number Coastal/Long Distance High1.2948
Triple Number Windward/Leeward Low0.7028
Triple Number Windward/Leeward Medium0.9479
Triple Number Windward/Leeward High1.0706
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance937.9717.0596.2532.4500.3473.4428.4
Custom scoring options for Greece
Scoring OptionTime On DistanceTime On Time
Coastal/Long Distance563.81.0642
Triple Number Coastal/Long Distance Low661.60.9069
Triple Number Coastal/Long Distance Medium514.11.1670
Triple Number Coastal/Long Distance High463.41.2948
Triple Number Windward/Leeward Low853.70.7028
Triple Number Windward/Leeward Medium633.00.9479
Triple Number Windward/Leeward High560.41.0706
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance937.9717.0596.2532.4500.3473.4428.4
Custom scoring options for Hungary
Scoring OptionTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low661.60.9069
Triple Number Coastal/Long Distance Medium514.11.1670
Triple Number Coastal/Long Distance High463.41.2948
Triple Number Windward/Leeward Low853.70.7028
Triple Number Windward/Leeward Medium633.00.9479
Triple Number Windward/Leeward High560.41.0706
Custom scoring options for Israel
Scoring OptionTime On DistanceTime On Time
Coastal/Long Distance563.81.0642
Triple Number Coastal/Long Distance Low661.60.9069
Triple Number Coastal/Long Distance Medium514.11.1670
Triple Number Coastal/Long Distance High463.41.2948
Triple Number Windward/Leeward Low853.70.7028
Triple Number Windward/Leeward Medium633.00.9479
Triple Number Windward/Leeward High560.41.0706
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance937.9717.0596.2532.4500.3473.4428.4
Custom scoring options for Japan
Scoring OptionTime On DistanceTime On Time
Triple Number Windward/Leeward Low853.70.7028
Triple Number Windward/Leeward Medium633.00.9479
Triple Number Windward/Leeward High560.41.0706
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance937.9717.0596.2532.4500.3473.4428.4
Custom scoring options for Korea
Scoring OptionTime On Distance
Triple Number Coastal/Long Distance Low661.6
Triple Number Coastal/Long Distance Medium514.1
Triple Number Coastal/Long Distance High463.4
Triple Number Windward/Leeward Low853.7
Triple Number Windward/Leeward Medium633.0
Triple Number Windward/Leeward High560.4
Predominantly Upwind562.7
Predominantly Downwind521.1
Predominantly Reaching500.8
Custom scoring options for Lithuania
Scoring OptionTime On DistanceTime On Time
Coastal/Long Distance563.81.0642
Triple Number Coastal/Long Distance Low661.60.9069
Triple Number Coastal/Long Distance Medium514.11.1670
Triple Number Coastal/Long Distance High463.41.2948
Triple Number Windward/Leeward Low853.70.7028
Triple Number Windward/Leeward Medium633.00.9479
Triple Number Windward/Leeward High560.41.0706
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance937.9717.0596.2532.4500.3473.4428.4
Custom scoring options for Netherlands
Scoring OptionTime On Time
Triple Number Coastal/Long Distance Low0.9069
Triple Number Coastal/Long Distance Medium1.1670
Triple Number Coastal/Long Distance High1.2948
Triple Number Windward/Leeward Low0.7028
Triple Number Windward/Leeward Medium0.9479
Triple Number Windward/Leeward High1.0706
Coastal/Long Distance1.0642
Predominantly Upwind1.0662
Predominantly Downwind1.1513
Custom scoring options for Norway
Scoring OptionTime On Time
Distanseseilas (NOR-rating ett tall)1.0642
Tretall Distanseseilas Lite vind0.9069
Tretall Distanseseilas Mellomvind1.1670
Tretall Distanseseilas Mye vind1.2948
Tretall Pølsebane Lite vind0.7028
Tretall Pølsebane Mellomvind0.9479
Tretall Pølsebane Mye vind1.0706
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas937.9717.0596.2532.4500.3473.4428.4
Custom scoring options for Portugal
Scoring OptionTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low661.60.9069
Triple Number Coastal/Long Distance Medium514.11.1670
Triple Number Coastal/Long Distance High463.41.2948
Triple Number Windward/Leeward Low853.70.7028
Triple Number Windward/Leeward Medium633.00.9479
Triple Number Windward/Leeward High560.41.0706
Coastal/Long Distance563.81.0642
Custom scoring options for Russia
Scoring OptionTime On DistanceTime On Time
Predominantly Upwind562.71.0662
Predominantly Downwind521.11.1513
Custom scoring options for South Africa
Scoring OptionTime On DistanceTime On Time
Cape Doctor Inshore545.31.1003
Cape Doctor Coastal452.31.3266
Triple Number Coastal/Long Distance Low661.60.9069
Triple Number Coastal/Long Distance Medium514.11.1670
Triple Number Coastal/Long Distance High463.41.2948
Triple Number Windward/Leeward Low853.70.7028
Triple Number Windward/Leeward Medium633.00.9479
Triple Number Windward/Leeward High560.41.0706
Custom scoring options for Slovenia
Scoring OptionTime On Time
Triple Number Coastal/Long Distance Low0.9069
Triple Number Coastal/Long Distance Medium1.1670
Triple Number Coastal/Long Distance High1.2948
Triple Number Windward/Leeward Low0.7028
Triple Number Windward/Leeward Medium0.9479
Triple Number Windward/Leeward High1.0706
Custom scoring options for Switzerland
Scoring OptionTime On Time
Triple Number Coastal/Long Distance Low0.9069
Triple Number Coastal/Long Distance Medium1.1670
Triple Number Coastal/Long Distance High1.2948
Triple Number Windward/Leeward Low0.7028
Triple Number Windward/Leeward Medium0.9479
Triple Number Windward/Leeward High1.0706
Custom scoring options for Sweden
Scoring OptionTime On DistanceTime On Time
Coastal/Long Distance563.81.0642
Triple Number Coastal/Long Distance Low661.60.9069
Triple Number Coastal/Long Distance Medium514.11.1670
Triple Number Coastal/Long Distance High463.41.2948
Triple Number Windward/Leeward Low853.70.7028
Triple Number Windward/Leeward Medium633.00.9479
Triple Number Windward/Leeward High560.41.0706
Predominantly Upwind562.71.0662
Predominantly Downwind521.11.1513
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance937.9717.0596.2532.4500.3473.4428.4
Custom scoring options for Ukraine
Scoring OptionTime On DistanceTime On Time
Coastal/Long Distance563.81.0642
Triple Number Coastal/Long Distance Low661.60.9069
Triple Number Coastal/Long Distance Medium514.11.1670
Triple Number Coastal/Long Distance High463.41.2948
Triple Number Windward/Leeward Low853.70.7028
Triple Number Windward/Leeward Medium633.00.9479
Triple Number Windward/Leeward High560.41.0706
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance937.9717.0596.2532.4500.3473.4428.4
Custom scoring options for United States of America
Scoring OptionTime On DistanceTime On Time
Triple Number All Purpose Low661.60.9069
Triple Number All Purpose Medium514.11.1670
Triple Number All Purpose High463.41.2948
Triple Number Windward/Leeward Low853.70.7028
Triple Number Windward/Leeward Medium633.00.9479
Triple Number Windward/Leeward High560.41.0706
Predominantly Upwind562.71.0662
Predominantly Downwind521.11.1513
Predominantly Upwind Low749.50.8005
Predominantly Upwind Medium582.41.0303
Predominantly Upwind High540.21.1106
Predominantly Downwind Low710.10.8450
Predominantly Downwind Medium515.71.1635
Predominantly Downwind High440.41.3624
Chicago-Mac Upwind1.0481
Chicago-Mac All Purpose1.0865
Chicago-Mac Downwind1.1337
Bayview-Mac Cove Island1.0081
Bayview-Mac Shore1.0136
Harvest Moon Regatta457.41.3116
Victoria-Maui1.2006
Scoring OptionTime On Time
Predominantly Reaching1.1616
Predominantly Reaching Low0.9254
Predominantly Reaching Medium1.1671
Predominantly Reaching High1.3496
5-Band
Windward/Leeward		Time On DistanceTime On Time
5-Band Low929.60.6455
5-Band Low / Medium780.20.7691
5-Band Medium622.90.9632
5-Band Medium / High568.81.0549
5-Band High541.41.1083
ORC Ref  04560002BSPIssued on 31/01/2023Valid until 13/02/2023
VPP ver: 2022 1.04 | © ORC | www.orc.org

International
Certificate
2022

Boat

LEADING EDGE

USA 74

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ 122Measurement27/11/2022HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA12.190Max. Beam3.638Draft2.246Displacement7,593Wetted area31.43IMS L11.171LSM011.122Acc. length11.823Sink (kg/mm) 23.47
VCGD-0.013VCGM-0.057RM Rated (kg·m) 185.8Limit of positive stability(°) 119.1Stability Index124.1
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.460PBW0.115PIPA0.0039
EDL2.250ST10.065ST20.180
ST30.180ST40.110ST50.295
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P15.720IG16.437ISP17.297MDT10.128MDL10.251MDT20.102MDL20.146TL1.370MW0.201GO0.240
E5.350J4.525BAS1.731FSD0.040SFJ0.305SPLWPLTPS6.370BD0.221MWT176.50MCG5.829
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date27/11/2022MeasurerComment
SFFP0.300FFM1.328FF1.340LCFcl6.758SG1.0150
SAFP11.850FAM0.970FA0.973LCFsh6.990HBI1.133
W1128.1W2128.1W3128.1W4128.1LCFD7.261
PD1268.4PD2265.3PD3266.2PD4268.4
WD4.920PLM9000.00GSA1.0RSA1.0RM185.8
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGAAlloy tank port setteeFuel132885.420.00Total deductible745.420.00
Total deductible
ORC Ref  04560002BSPIssued on 31/01/2023Valid until 13/02/2023
VPP ver: 2022 1.04 | © ORC | www.orc.org

International
Certificate
2022

Boat

LEADING EDGE

USA 74

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentTit. Main0.141.122.023.424.4549.7321/09/2022
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentAP Jib-Tit.0.080.691.322.583.835.0216.12NoNo 41.3121/09/2022
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA219.9016.6318.2710.3010.3899%157.0208/09/2021119.7516.2518.0010.3810.39100%155.73A318.8516.6017.739.7310.4593%145.8524/10/2022A518.6016.5017.557.358.6085%111.1525/10/2022
ORC Ref  04560002BSPIssued on 31/01/2023Valid until 13/02/2023
VPP ver: 2022 1.04 | © ORC | www.orc.org