Club
Certificate
2024

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 24 kt
Beat Angles42.4°40.3°38.4°37.5°37.0°36.9°37.5°39.0°
Beat VMG3.494.224.674.844.924.964.984.89
52°5.276.156.586.756.836.876.926.90
60°5.526.336.736.917.007.057.137.13
75°5.686.456.857.097.257.357.497.55
90°5.556.396.847.157.407.597.858.02
110°5.336.376.947.337.677.948.338.51
120°5.146.206.847.277.678.058.879.59
135°4.595.656.466.967.387.828.8411.18
150°3.804.885.826.536.987.388.219.46
Run VMG3.294.235.055.786.396.847.598.40
Gybe Angles144.7°149.8°152.5°160.3°174.5°178.1°178.6°178.0°
APH ToD:584.8CDL: 8.265APH ToT: 1.0260CertNo:US7257
BOAT
ClassTAR10/LS 10DesignerS&SBuilderTARTANAge date05/1979Series date04/1978Offset fileus9160.offData fileUS7257
HULL
Length Overall10.117 mMaximum Beam2.847 mDraft1.792 mDisplacement3,091 kgDLR5.6566IMS DivisionPerformanceDynamic Allowance0.010%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.305m
CREW
Maximum weight516 kg(default)Minimum 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.

Club
Certificate
2024

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 24 kt
Beat VMG1030.7852.1771.5743.9731.6725.7722.4736.6
52°682.5585.0546.8533.5527.4524.0520.1521.4
60°651.6568.4534.8520.6514.3510.4505.3504.8
75°634.2558.5525.8507.5496.3490.0480.6476.6
90°648.5563.6526.1503.6486.6474.1458.8448.9
110°675.5565.4519.0491.0469.6453.3432.2423.1
120°700.4580.5526.6494.9469.5447.2405.6375.2
135°785.0636.7556.9517.2487.5460.6407.1322.1
150°947.3737.6619.1551.4515.7488.1438.3380.4
Run VMG1093.8851.7713.4622.5563.5526.1474.3428.8
Selected Courses
Windward / Leeward1062.2851.9742.4683.2647.6625.9598.3582.7
All purpose814.8671.7601.9565.6543.6528.3505.2486.4
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward713.80.8406
All purpose584.81.0260
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low743.30.8072
Triple Number Coastal/Long Distance Medium581.11.0326
Triple Number Coastal/Long Distance High523.51.1462
Triple Number Windward/Leeward Low957.10.6269
Triple Number Windward/Leeward Medium708.10.8473
Triple Number Windward/Leeward High621.00.9662
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance635.40.9443
Triple Number Coastal/Long Distance Low743.30.8072
Triple Number Coastal/Long Distance Medium581.11.0326
Triple Number Coastal/Long Distance High523.51.1462
Triple Number Windward/Leeward Low957.10.6269
Triple Number Windward/Leeward Medium708.10.8473
Triple Number Windward/Leeward High621.00.9662
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1065.4804.0673.7602.0563.7533.6483.0464.4
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7530
Downwind "popa"0.8668
70% up, 30% down "Ilhabela"0.7839
30% up, 70% down "Ilhabela-inverso"0.8292
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low743.30.8072
Triple Number Coastal/Long Distance Medium581.11.0326
Triple Number Coastal/Long Distance High523.51.1462
Triple Number Windward/Leeward Low957.10.6269
Triple Number Windward/Leeward Medium708.10.8473
Triple Number Windward/Leeward High621.00.9662
Predominantly Upwind627.20.9567
Predominantly Downwind598.91.0019
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low743.30.8072
Triple Number AP Medium581.11.0325
Triple Number AP High523.51.1462
Triple Number Windward/Leeward Low957.10.6269
Triple Number Windward/Leeward Medium708.10.8473
Triple Number Windward/Leeward High621.00.9662
Single Number Predominant Upwind625.30.9596
Single Number Predominant Reaching562.81.0661
Single Number Predominant Downwind600.20.9997
Predominant Upwind - Low801.50.7486
Predominant Upwind - Low/Med678.40.8845
Predominant Upwind - Medium609.00.9853
Predominant Upwind - Med/High575.91.0418
Predominant Upwind - High560.41.0706
Predominant Downwind Low834.10.7193
Predominant Downwind Low/Med679.30.8833
Predominant Downwind Medium578.11.0378
Predominant Downwind Med/High514.21.1668
Predominant Downwind High473.01.2685
Predominant Reaching Low730.70.8212
Predominant Reaching Low/Med617.30.9720
Predominant Reaching Medium547.61.0956
Predominant Reaching Med/High505.21.1877
Predominant Reaching High477.01.2578
SA/DSPL Upwind28.67SA/DSPL Downwind41.62
Scoring OptionTODTOT
5-Band Windward/Leeward Low1014.50.5914
5-Band Windward/Leeward Low/Med819.40.7323
5-Band Windward/Leeward Medium696.30.8617
5-Band Windward/Leeward Med/High629.70.9529
5-Band Windward/Leeward High600.40.9994
Windward/Leeward 60-40 Low1009.60.5943
Windward/Leeward 60-40 Low/Med822.30.7297
Windward/Leeward 60-40 Medium707.80.8477
Windward/Leeward 60-40 Med/High649.30.9241
Windward/Leeward 60-40 High625.40.9594
5-Band AP Low782.30.7669
5-Band AP Low/Med652.50.9195
5-Band AP Medium573.71.0459
5-Band AP Med/High530.11.1318
5-Band AP High505.91.1859
5-Band SF Bay Tour - Low959.20.6255
5-Band SF Bay Tour - Low/Med781.70.7676
5-Band SF Bay Tour - Medium673.10.8914
5-Band SF Bay Tour - Med/High615.90.9742
5-Band SF Bay Tour - High588.01.0204
Chicago-Mac Upwind0.9416
Chicago-Mac All Purpose0.9602
Chicago-Mac Downwind0.9839
Bayview-Mac Cove Island0.8990
Bayview-Mac Shore0.9103
Harvest Moon Regatta510.81.1745
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance635.40.9443
Triple Number Coastal/Long Distance Low743.30.8072
Triple Number Coastal/Long Distance Medium581.11.0326
Triple Number Coastal/Long Distance High523.51.1462
Triple Number Windward/Leeward Low957.10.6269
Triple Number Windward/Leeward Medium708.10.8473
Triple Number Windward/Leeward High621.00.9662
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1065.4804.0673.7602.0563.7533.6483.0464.4
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance635.40.9443
Triple Number Coastal/Long Distance Low743.30.8072
Triple Number Coastal/Long Distance Medium581.11.0326
Triple Number Coastal/Long Distance High523.51.1462
Triple Number Windward/Leeward Low957.10.6269
Triple Number Windward/Leeward Medium708.10.8473
Triple Number Windward/Leeward High621.00.9662
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1065.4804.0673.7602.0563.7533.6483.0464.4
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance635.4
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1065.4804.0673.7602.0563.7533.6483.0464.4
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low743.30.8072
Triple Number Coastal/Long Distance Medium581.11.0326
Triple Number Coastal/Long Distance High523.51.1462
Triple Number Windward/Leeward Low957.10.6269
Triple Number Windward/Leeward Medium708.10.8473
Triple Number Windward/Leeward High621.00.9662
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)635.40.9443
Triple Number Coastal/Long Distance Low743.30.8072
Triple Number Coastal/Long Distance Medium581.11.0326
Triple Number Coastal/Long Distance High523.51.1462
Triple Number Windward/Leeward Low957.10.6269
Triple Number Windward/Leeward Medium708.10.8473
Triple Number Windward/Leeward High621.00.9662
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1065.4804.0673.7602.0563.7533.6483.0464.4
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low743.30.8072
Triple Number Coastal/Long Distance Medium581.11.0326
Triple Number Coastal/Long Distance High523.51.1462
Triple Number Windward/Leeward Low957.10.6269
Triple Number Windward/Leeward Medium708.10.8473
Triple Number Windward/Leeward High621.00.9662
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8072
Triple Number Coastal/Long Distance Medium1.0326
Triple Number Coastal/Long Distance High1.1462
Triple Number Windward/Leeward Low0.6269
Triple Number Windward/Leeward Medium0.8473
Triple Number Windward/Leeward High0.9662
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1065.4804.0673.7602.0563.7533.6483.0464.4
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance635.40.9443
Triple Number Coastal/Long Distance Low743.30.8072
Triple Number Coastal/Long Distance Medium581.11.0326
Triple Number Coastal/Long Distance High523.51.1462
Triple Number Windward/Leeward Low957.10.6269
Triple Number Windward/Leeward Medium708.10.8473
Triple Number Windward/Leeward High621.00.9662
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1065.4804.0673.7602.0563.7533.6483.0464.4
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low743.30.8072
Triple Number Coastal/Long Distance Medium581.11.0326
Triple Number Coastal/Long Distance High523.51.1462
Triple Number Windward/Leeward Low957.10.6269
Triple Number Windward/Leeward Medium708.10.8473
Triple Number Windward/Leeward High621.00.9662
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance635.40.9443
Triple Number Coastal/Long Distance Low743.30.8072
Triple Number Coastal/Long Distance Medium581.11.0326
Triple Number Coastal/Long Distance High523.51.1462
Triple Number Windward/Leeward Low957.10.6269
Triple Number Windward/Leeward Medium708.10.8473
Triple Number Windward/Leeward High621.00.9662
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1065.4804.0673.7602.0563.7533.6483.0464.4
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance635.40.9443
Triple Number Coastal/Long Distance Low743.30.8072
Triple Number Coastal/Long Distance Medium581.11.0326
Triple Number Coastal/Long Distance High523.51.1462
Triple Number Windward/Leeward Low957.10.6269
Triple Number Windward/Leeward Medium708.10.8473
Triple Number Windward/Leeward High621.00.9662
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1065.4804.0673.7602.0563.7533.6483.0464.4
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low743.3
Triple Number Coastal/Long Distance Medium581.1
Triple Number Coastal/Long Distance High523.5
Triple Number Windward/Leeward Low957.1
Triple Number Windward/Leeward Medium708.1
Triple Number Windward/Leeward High621.0
Predominantly Upwind627.2
Predominantly Downwind598.9
Predominantly Reaching573.1
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance635.40.9443
Triple Number Coastal/Long Distance Low743.30.8072
Triple Number Coastal/Long Distance Medium581.11.0326
Triple Number Coastal/Long Distance High523.51.1462
Triple Number Windward/Leeward Low957.10.6269
Triple Number Windward/Leeward Medium708.10.8473
Triple Number Windward/Leeward High621.00.9662
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1065.4804.0673.7602.0563.7533.6483.0464.4
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8072
Triple Number Coastal/Long Distance Medium1.0326
Triple Number Coastal/Long Distance High1.1462
Triple Number Windward/Leeward Low0.6269
Triple Number Windward/Leeward Medium0.8473
Triple Number Windward/Leeward High0.9662
Coastal/Long Distance0.9443
Predominantly Upwind0.9567
Predominantly Downwind1.0019
For information
General Purpose Handicap (GPH)654.6
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8072
Tretall Distanseseilas Mellomvind1.0326
Tretall Distanseseilas Mye vind1.1462
Tretall Pølsebane Lite vind0.6269
Tretall Pølsebane Mellomvind0.8473
Tretall Pølsebane Mye vind0.9662
Distanseseilas ett tall1.0260
Enkeltall Motvind0.9567
Enkeltall Medvind1.0019
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low743.30.8072
Triple Number Coastal/Long Distance Medium581.11.0326
Triple Number Coastal/Long Distance High523.51.1462
Triple Number Windward/Leeward Low957.10.6269
Triple Number Windward/Leeward Medium708.10.8473
Triple Number Windward/Leeward High621.00.9662
Coastal/Long Distance635.40.9443
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind627.20.9567
Predominantly Downwind598.91.0019
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore587.41.0215
Cape Doctor Coastal492.01.2195
Triple Number Coastal/Long Distance Low743.30.8072
Triple Number Coastal/Long Distance Medium581.11.0326
Triple Number Coastal/Long Distance High523.51.1462
Triple Number Windward/Leeward Low957.10.6269
Triple Number Windward/Leeward Medium708.10.8473
Triple Number Windward/Leeward High621.00.9662
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8072
Triple Number Coastal/Long Distance Medium1.0326
Triple Number Coastal/Long Distance High1.1462
Triple Number Windward/Leeward Low0.6269
Triple Number Windward/Leeward Medium0.8473
Triple Number Windward/Leeward High0.9662
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8072
Triple Number Coastal/Long Distance Medium1.0326
Triple Number Coastal/Long Distance High1.1462
Triple Number Windward/Leeward Low0.6269
Triple Number Windward/Leeward Medium0.8473
Triple Number Windward/Leeward High0.9662
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance635.40.9443
Triple Number Coastal/Long Distance Low743.30.8072
Triple Number Coastal/Long Distance Medium581.11.0326
Triple Number Coastal/Long Distance High523.51.1462
Triple Number Windward/Leeward Low957.10.6269
Triple Number Windward/Leeward Medium708.10.8473
Triple Number Windward/Leeward High621.00.9662
Predominantly Upwind627.20.9567
Predominantly Downwind598.91.0019
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1065.4804.0673.7602.0563.7533.6483.0464.4
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance635.40.9443
Triple Number Coastal/Long Distance Low743.30.8072
Triple Number Coastal/Long Distance Medium581.11.0326
Triple Number Coastal/Long Distance High523.51.1462
Triple Number Windward/Leeward Low957.10.6269
Triple Number Windward/Leeward Medium708.10.8473
Triple Number Windward/Leeward High621.00.9662
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1065.4804.0673.7602.0563.7533.6483.0464.4
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low743.30.8072
Triple Number AP Medium581.11.0325
Triple Number AP High523.51.1462
Triple Number Windward/Leeward Low957.10.6269
Triple Number Windward/Leeward Medium708.10.8473
Triple Number Windward/Leeward High621.00.9662
Single Number Predominant Upwind625.30.9596
Single Number Predominant Reaching562.81.0661
Single Number Predominant Downwind600.20.9997
Predominant Upwind - Low801.50.7486
Predominant Upwind - Low/Med678.40.8845
Predominant Upwind - Medium609.00.9853
Predominant Upwind - Med/High575.91.0418
Predominant Upwind - High560.41.0706
Predominant Downwind Low834.10.7193
Predominant Downwind Low/Med679.30.8833
Predominant Downwind Medium578.11.0378
Predominant Downwind Med/High514.21.1668
Predominant Downwind High473.01.2685
Predominant Reaching Low730.70.8212
Predominant Reaching Low/Med617.30.9720
Predominant Reaching Medium547.61.0956
Predominant Reaching Med/High505.21.1877
Predominant Reaching High477.01.2578
SA/DSPL Upwind28.67SA/DSPL Downwind41.62
Scoring OptionTODTOT
5-Band Windward/Leeward Low1014.50.5914
5-Band Windward/Leeward Low/Med819.40.7323
5-Band Windward/Leeward Medium696.30.8617
5-Band Windward/Leeward Med/High629.70.9529
5-Band Windward/Leeward High600.40.9994
Windward/Leeward 60-40 Low1009.60.5943
Windward/Leeward 60-40 Low/Med822.30.7297
Windward/Leeward 60-40 Medium707.80.8477
Windward/Leeward 60-40 Med/High649.30.9241
Windward/Leeward 60-40 High625.40.9594
5-Band AP Low782.30.7669
5-Band AP Low/Med652.50.9195
5-Band AP Medium573.71.0459
5-Band AP Med/High530.11.1318
5-Band AP High505.91.1859
5-Band SF Bay Tour - Low959.20.6255
5-Band SF Bay Tour - Low/Med781.70.7676
5-Band SF Bay Tour - Medium673.10.8914
5-Band SF Bay Tour - Med/High615.90.9742
5-Band SF Bay Tour - High588.01.0204
Chicago-Mac Upwind0.9416
Chicago-Mac All Purpose0.9602
Chicago-Mac Downwind0.9839
Bayview-Mac Cove Island0.8990
Bayview-Mac Shore0.9103
Harvest Moon Regatta510.81.1745

Club
Certificate
2024

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 area18.83IMS L8.471LSM08.175Acc. length9.252Sink (kg/mm) 13.50
VCGD-0.124VCGM-0.120RM Rated (kg·m) 68.6Limit of positive stability(°) N/AStability IndexN/ADefault crew weight516Declared crew weightN/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 FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunners/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 Date01/01/2000
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible

Club
Certificate
2024

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