Club
Certificate
2023

Boat

DOUBLE JEOPARDY

USA 31

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 Angles42.4°40.2°38.4°37.5°37.0°37.0°37.5°
Beat VMG3.504.234.664.844.934.984.99
52°5.296.176.596.756.846.896.94
60°5.546.356.746.927.017.087.14
75°5.696.466.857.107.277.377.49
90°5.566.406.857.167.417.617.86
110°5.346.386.947.347.687.968.37
120°5.156.216.847.297.688.078.93
135°4.605.676.486.977.407.848.90
150°3.814.905.836.547.007.408.25
Run VMG3.304.245.065.806.416.867.62
Gybe Angles145.1°150.2°152.9°160.4°174.8°178.1°179.0°

APH: 583.8

CDL: 8.247

GPH: 653.4

CertNo: US7257

BOAT
ClassTAR10/LS 10DesignerS&SBuilderTARTANAge date05/1979Series date04/1978Offset fileus9160.offData fileUS7257
HULL
Length Overall10.117 mMaximum Beam2.847 mDraft1.792 mDisplacement3,091 kgDLR5.7098IMS DivisionPerformanceDynamic Allowance0.010%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.305m
CREW
Maximum weight514 kgMinimum weight386 kg * when appliedNon Manual PowerNoCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail30.3330.98Headsail Luffed30.7330.73Headsail FlyingSymmetric58.3158.31Asymmetric
STORM SAIL AREAS (m²)
Trysail9.00Storm Jib5.82Heavy Weather Jib15.70
SAIL LIMITS
Headsails5  Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
CLASS T10 CONFIG CHICAGO T10 CREW WEIGHT 5/05 USED
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  04560002P40Issued on 26/06/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

DOUBLE JEOPARDY

USA 31

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 VMG1027.7850.4772.1744.3730.7723.0721.3
52°680.5583.8546.7533.3526.5522.4518.9
60°649.7567.3534.5520.4513.3508.8504.2
75°632.6557.6525.2506.9495.5488.4480.3
90°647.0562.7525.4503.0486.1473.2457.9
110°674.6564.6518.4490.4469.0452.1430.4
120°699.3579.6525.9494.0468.5446.0403.0
135°783.1635.1555.9516.2486.3459.2404.4
150°944.5735.3617.3550.1514.6486.6436.2
Run VMG1090.6849.0711.1620.5561.8524.6472.4
Selected Courses
Windward / Leeward1059.2849.7741.6682.4646.2623.8596.8
All purpose812.7670.3601.3565.0542.6526.7503.7
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward712.40.8422
All purpose583.81.0277
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low741.50.8092
Triple Number Coastal/Long Distance Medium580.31.0340
Triple Number Coastal/Long Distance High522.11.1493
Triple Number Windward/Leeward Low954.50.6286
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High619.30.9688
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance634.20.9461
Triple Number Coastal/Long Distance Low741.50.8092
Triple Number Coastal/Long Distance Medium580.31.0340
Triple Number Coastal/Long Distance High522.11.1493
Triple Number Windward/Leeward Low954.50.6286
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High619.30.9688
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.3802.0673.0601.3562.6532.0481.3
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7541
Downwind "popa"0.8696
70% up, 30% down "Ilhabela"0.7854
30% up, 70% down "Ilhabela-inverso"0.8314
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low741.50.8092
Triple Number Coastal/Long Distance Medium580.31.0340
Triple Number Coastal/Long Distance High522.11.1493
Triple Number Windward/Leeward Low954.50.6286
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High619.30.9688
Predominantly Upwind626.20.9582
Predominantly Downwind597.51.0042
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low741.50.8092
Triple Number All Purpose Medium580.31.0340
Triple Number All Purpose High522.11.1493
Triple Number Windward/Leeward Low954.50.6286
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High619.30.9688
Predominantly Upwind626.20.9582
Predominantly Downwind597.51.0042
Predominantly Upwind Low807.00.7435
Predominantly Upwind Medium642.50.9339
Predominantly Upwind High609.60.9842
Predominantly Downwind Low829.00.7238
Predominantly Downwind Medium595.81.0070
Predominantly Downwind High492.61.2179
Chicago-Mac Upwind0.9429
Chicago-Mac All Purpose0.9619
Chicago-Mac Downwind0.9861
Bayview-Mac Cove Island0.9007
Bayview-Mac Shore0.9120
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching557.51.0762
Predominantly Reaching Low676.00.8876
Predominantly Reaching Medium553.61.0838
Predominantly Reaching High490.11.2242
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1043.00.5752
5-Band Low / Medium872.40.6877
5-Band Medium695.20.8631
5-Band Medium / High628.00.9555
5-Band High601.50.9975
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance634.20.9461
Triple Number Coastal/Long Distance Low741.50.8092
Triple Number Coastal/Long Distance Medium580.31.0340
Triple Number Coastal/Long Distance High522.11.1493
Triple Number Windward/Leeward Low954.50.6286
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High619.30.9688
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.3802.0673.0601.3562.6532.0481.3
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance634.20.9461
Triple Number Coastal/Long Distance Low741.50.8092
Triple Number Coastal/Long Distance Medium580.31.0340
Triple Number Coastal/Long Distance High522.11.1493
Triple Number Windward/Leeward Low954.50.6286
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High619.30.9688
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.3802.0673.0601.3562.6532.0481.3
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance634.2
Triple Number Coastal/Long Distance Low741.5
Triple Number Coastal/Long Distance Medium580.3
Triple Number Coastal/Long Distance High522.1
Triple Number Windward/Leeward Low954.5
Triple Number Windward/Leeward Medium707.0
Triple Number Windward/Leeward High619.3
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.3802.0673.0601.3562.6532.0481.3
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance634.20.9461
Triple Number Coastal/Long Distance Low741.50.8092
Triple Number Coastal/Long Distance Medium580.31.0340
Triple Number Coastal/Long Distance High522.11.1493
Triple Number Windward/Leeward Low954.50.6286
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High619.30.9688
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.3802.0673.0601.3562.6532.0481.3
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)634.20.9461
Triple Number Coastal/Long Distance Low741.50.8092
Triple Number Coastal/Long Distance Medium580.31.0340
Triple Number Coastal/Long Distance High522.11.1493
Triple Number Windward/Leeward Low954.50.6286
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High619.30.9688
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.3802.0673.0601.3562.6532.0481.3
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low741.50.8092
Triple Number Coastal/Long Distance Medium580.31.0340
Triple Number Coastal/Long Distance High522.11.1493
Triple Number Windward/Leeward Low954.50.6286
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High619.30.9688
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8092
Triple Number Coastal/Long Distance Medium1.0340
Triple Number Coastal/Long Distance High1.1493
Triple Number Windward/Leeward Low0.6286
Triple Number Windward/Leeward Medium0.8486
Triple Number Windward/Leeward High0.9688
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.3802.0673.0601.3562.6532.0481.3
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance634.20.9461
Triple Number Coastal/Long Distance Low741.50.8092
Triple Number Coastal/Long Distance Medium580.31.0340
Triple Number Coastal/Long Distance High522.11.1493
Triple Number Windward/Leeward Low954.50.6286
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High619.30.9688
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.3802.0673.0601.3562.6532.0481.3
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low741.50.8092
Triple Number Coastal/Long Distance Medium580.31.0340
Triple Number Coastal/Long Distance High522.11.1493
Triple Number Windward/Leeward Low954.50.6286
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High619.30.9688
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance634.20.9461
Triple Number Coastal/Long Distance Low741.50.8092
Triple Number Coastal/Long Distance Medium580.31.0340
Triple Number Coastal/Long Distance High522.11.1493
Triple Number Windward/Leeward Low954.50.6286
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High619.30.9688
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.3802.0673.0601.3562.6532.0481.3
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low954.50.6286
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High619.30.9688
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.3802.0673.0601.3562.6532.0481.3
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low741.5
Triple Number Coastal/Long Distance Medium580.3
Triple Number Coastal/Long Distance High522.1
Triple Number Windward/Leeward Low954.5
Triple Number Windward/Leeward Medium707.0
Triple Number Windward/Leeward High619.3
Predominantly Upwind626.2
Predominantly Downwind597.5
Predominantly Reaching572.0
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance634.20.9461
Triple Number Coastal/Long Distance Low741.50.8092
Triple Number Coastal/Long Distance Medium580.31.0340
Triple Number Coastal/Long Distance High522.11.1493
Triple Number Windward/Leeward Low954.50.6286
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High619.30.9688
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.3802.0673.0601.3562.6532.0481.3
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8092
Triple Number Coastal/Long Distance Medium1.0340
Triple Number Coastal/Long Distance High1.1493
Triple Number Windward/Leeward Low0.6286
Triple Number Windward/Leeward Medium0.8486
Triple Number Windward/Leeward High0.9688
Coastal/Long Distance0.9461
Predominantly Upwind0.9582
Predominantly Downwind1.0042
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8092
Tretall Distanseseilas Mellomvind1.0340
Tretall Distanseseilas Mye vind1.1493
Tretall Pølsebane Lite vind0.6286
Tretall Pølsebane Mellomvind0.8486
Tretall Pølsebane Mye vind0.9688
Distanseseilas ett tall (OSN 8-16kn)0.9461
Distanseseilas ett tall (APH 6-20kn)1.0277
Enkeltall Motvind0.9582
Enkeltall Medvind1.0042
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low741.50.8092
Triple Number Coastal/Long Distance Medium580.31.0340
Triple Number Coastal/Long Distance High522.11.1493
Triple Number Windward/Leeward Low954.50.6286
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High619.30.9688
Coastal/Long Distance634.20.9461
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind626.20.9582
Predominantly Downwind597.51.0042
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore604.90.9918
Cape Doctor Coastal510.61.1750
Triple Number Coastal/Long Distance Low741.50.8092
Triple Number Coastal/Long Distance Medium580.31.0340
Triple Number Coastal/Long Distance High522.11.1493
Triple Number Windward/Leeward Low954.50.6286
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High619.30.9688
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8092
Triple Number Coastal/Long Distance Medium1.0340
Triple Number Coastal/Long Distance High1.1493
Triple Number Windward/Leeward Low0.6286
Triple Number Windward/Leeward Medium0.8486
Triple Number Windward/Leeward High0.9688
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8092
Triple Number Coastal/Long Distance Medium1.0340
Triple Number Coastal/Long Distance High1.1493
Triple Number Windward/Leeward Low0.6286
Triple Number Windward/Leeward Medium0.8486
Triple Number Windward/Leeward High0.9688
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance634.20.9461
Triple Number Coastal/Long Distance Low741.50.8092
Triple Number Coastal/Long Distance Medium580.31.0340
Triple Number Coastal/Long Distance High522.11.1493
Triple Number Windward/Leeward Low954.50.6286
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High619.30.9688
Predominantly Upwind626.20.9582
Predominantly Downwind597.51.0042
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.3802.0673.0601.3562.6532.0481.3
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance634.20.9461
Triple Number Coastal/Long Distance Low741.50.8092
Triple Number Coastal/Long Distance Medium580.31.0340
Triple Number Coastal/Long Distance High522.11.1493
Triple Number Windward/Leeward Low954.50.6286
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High619.30.9688
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.3802.0673.0601.3562.6532.0481.3
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low741.50.8092
Triple Number All Purpose Medium580.31.0340
Triple Number All Purpose High522.11.1493
Triple Number Windward/Leeward Low954.50.6286
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High619.30.9688
Predominantly Upwind626.20.9582
Predominantly Downwind597.51.0042
Predominantly Upwind Low807.00.7435
Predominantly Upwind Medium642.50.9339
Predominantly Upwind High609.60.9842
Predominantly Downwind Low829.00.7238
Predominantly Downwind Medium595.81.0070
Predominantly Downwind High492.61.2179
Chicago-Mac Upwind0.9429
Chicago-Mac All Purpose0.9619
Chicago-Mac Downwind0.9861
Bayview-Mac Cove Island0.9007
Bayview-Mac Shore0.9120
Harvest Moon Regatta509.71.1771
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy608.20.9865
San Francisco Bay Medium699.90.8573
Predominantly Reaching557.51.0762
Predominantly Reaching Low676.00.8876
Predominantly Reaching Medium553.61.0838
Predominantly Reaching High490.11.2242
Windward/Leeward 60-40 Low951.40.6307
Windward/Leeward 60-40 Medium724.70.8279
Windward/Leeward 60-40 High655.00.9160
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1043.00.5752
5-Band Low / Medium872.40.6877
5-Band Medium695.20.8631
5-Band Medium / High628.00.9555
5-Band High601.50.9975
ORC Ref  04560002P40Issued on 26/06/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

DOUBLE JEOPARDY

USA 31

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassTAR10/LS 10Measurement23/05/1987HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA10.117Max. Beam2.847Draft1.792Displacement3,091Wetted area18.78IMS L8.443LSM08.149Acc. length9.252Sink (kg/mm) 13.47
VCGD-0.124VCGM-0.120RM Rated (kg·m) 68.6Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.305PBW0.060PIPA0.0025
PSD0.018PHD0.040PHL0.130
PSA21.0°ESL0.762
ST10.023ST20.070ST30.075
ST40.040ST50.093
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders1Rotating mastNo
P12.269IG10.781ISP10.800MDT10.116MDL10.186MDT20.116MDL20.186TL0.000MW0.186GO0.186
E4.191J3.649BAS1.296FSD0.000SFJ0.205SPL3.731WPLTPS0.000BD0.119MWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.133Flotation Date01/01/2000MeasurerComment
SFFP0.637FFMFF1.162LCFcl5.704SG1.0000
SAFP9.226FAMFA0.999LCFsh5.875HBI1.036
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04560002P40Issued on 26/06/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

DOUBLE JEOPARDY

USA 31

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment2011011.582.593.4430.3307/08/2021
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment#1 Genoa0.050.721.392.774.205.6610.95NoNo 30.7312/03/2021
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentS210.7010.7010.706.576.4258.3131/05/2023B230531.6 runner10.6910.6910.696.576.4558.3129/07/2016
ORC Ref  04560002P40Issued on 26/06/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org