Club
Certificate
2023

Boat

BANTAM

USA 46

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°40.9°38.8°37.6°37.2°37.2°37.6°
Beat VMG3.524.294.825.095.205.265.27
52°5.366.316.847.107.237.307.36
60°5.636.526.997.267.437.527.62
75°5.816.667.127.437.677.868.07
90°5.886.857.277.487.768.038.49
110°5.986.987.517.918.248.509.04
120°5.846.907.477.968.438.929.83
135°5.256.467.187.708.218.7910.73
150°4.455.606.537.127.497.858.98
Run VMG3.854.855.656.176.496.987.78
Gybe Angles143.9°147.8°149.3°150.5°149.8°174.8°139.9°

APH: 548.1

CDL: 8.942

GPH: 612.1

CertNo: USA46

BOAT
ClassJ 99DesignerJ BoatsBuilderJ CompositesAge date01/2020Series date01/2019Offset fileJ99-LK.offData fileUSA46-99
HULL
Length Overall9.950 mMaximum Beam3.410 mDraft1.983 mDisplacement3,748 kgDLR5.9613IMS DivisionCruiser/RacerDynamic Allowance0.120%Age Allowance0.130%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.371m
CREW
Maximum weight476 kgMinimum weight357 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail33.8434.59Headsail Luffed27.0027.00Headsail FlyingSymmetricAsymmetric104.00104.00 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail9.72Storm Jib8.75Heavy Weather Jib23.62
SAIL LIMITS
Headsails5  Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
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  04560002P4FIssued on 26/06/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

BANTAM

USA 46

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 VMG1022.2839.5747.0706.8691.9684.3682.6
52°671.9570.8526.6507.1498.0493.0488.8
60°639.2552.0514.7495.7484.5478.5472.6
75°619.5540.4505.8484.7469.3458.1446.3
90°612.1525.8495.3481.3464.2448.2423.8
110°601.7515.5479.5454.9437.0423.4398.2
120°616.0522.1482.0452.4427.2403.5366.1
135°685.8557.6501.5467.7438.3409.6335.4
150°809.4642.6551.4505.6480.5458.6400.7
Run VMG934.6742.0636.8583.6554.9515.4462.7
Selected Courses
Windward / Leeward978.4790.7691.9645.2623.4599.9572.6
All purpose755.4625.6563.1531.5512.7496.3470.1
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward673.20.8912
All purpose548.11.0947
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium545.21.1006
Triple Number Coastal/Long Distance High490.61.2231
Triple Number Windward/Leeward Low884.60.6783
Triple Number Windward/Leeward Medium667.40.8990
Triple Number Windward/Leeward High595.51.0075
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance594.31.0096
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium545.21.1006
Triple Number Coastal/Long Distance High490.61.2231
Triple Number Windward/Leeward Low884.60.6783
Triple Number Windward/Leeward Medium667.40.8990
Triple Number Windward/Leeward High595.51.0075
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance974.0744.7628.5565.8532.0500.8449.0
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7815
Downwind "popa"0.9481
70% up, 30% down "Ilhabela"0.8250
30% up, 70% down "Ilhabela-inverso"0.8911
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium545.21.1006
Triple Number Coastal/Long Distance High490.61.2231
Triple Number Windward/Leeward Low884.60.6783
Triple Number Windward/Leeward Medium667.40.8990
Triple Number Windward/Leeward High595.51.0075
Predominantly Upwind593.51.0110
Predominantly Downwind552.41.0862
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low690.50.8689
Triple Number All Purpose Medium545.21.1006
Triple Number All Purpose High490.61.2231
Triple Number Windward/Leeward Low884.60.6783
Triple Number Windward/Leeward Medium667.40.8990
Triple Number Windward/Leeward High595.51.0075
Predominantly Upwind593.51.0110
Predominantly Downwind552.41.0862
Predominantly Upwind Low775.10.7741
Predominantly Upwind Medium613.90.9773
Predominantly Upwind High575.81.0421
Predominantly Downwind Low743.20.8074
Predominantly Downwind Medium549.61.0917
Predominantly Downwind High464.41.2921
Chicago-Mac Upwind0.9941
Chicago-Mac All Purpose1.0283
Chicago-Mac Downwind1.0696
Bayview-Mac Cove Island0.9589
Bayview-Mac Shore0.9645
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching520.91.1519
Predominantly Reaching Low624.10.9614
Predominantly Reaching Medium516.01.1628
Predominantly Reaching High453.41.3234
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low963.90.6224
5-Band Low / Medium811.00.7398
5-Band Medium657.70.9123
5-Band Medium / High603.20.9948
5-Band High577.31.0392
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance594.31.0096
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium545.21.1006
Triple Number Coastal/Long Distance High490.61.2231
Triple Number Windward/Leeward Low884.60.6783
Triple Number Windward/Leeward Medium667.40.8990
Triple Number Windward/Leeward High595.51.0075
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance974.0744.7628.5565.8532.0500.8449.0
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance594.31.0096
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium545.21.1006
Triple Number Coastal/Long Distance High490.61.2231
Triple Number Windward/Leeward Low884.60.6783
Triple Number Windward/Leeward Medium667.40.8990
Triple Number Windward/Leeward High595.51.0075
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance974.0744.7628.5565.8532.0500.8449.0
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance594.3
Triple Number Coastal/Long Distance Low690.5
Triple Number Coastal/Long Distance Medium545.2
Triple Number Coastal/Long Distance High490.6
Triple Number Windward/Leeward Low884.6
Triple Number Windward/Leeward Medium667.4
Triple Number Windward/Leeward High595.5
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance974.0744.7628.5565.8532.0500.8449.0
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance594.31.0096
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium545.21.1006
Triple Number Coastal/Long Distance High490.61.2231
Triple Number Windward/Leeward Low884.60.6783
Triple Number Windward/Leeward Medium667.40.8990
Triple Number Windward/Leeward High595.51.0075
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance974.0744.7628.5565.8532.0500.8449.0
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)594.31.0096
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium545.21.1006
Triple Number Coastal/Long Distance High490.61.2231
Triple Number Windward/Leeward Low884.60.6783
Triple Number Windward/Leeward Medium667.40.8990
Triple Number Windward/Leeward High595.51.0075
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance974.0744.7628.5565.8532.0500.8449.0
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium545.21.1006
Triple Number Coastal/Long Distance High490.61.2231
Triple Number Windward/Leeward Low884.60.6783
Triple Number Windward/Leeward Medium667.40.8990
Triple Number Windward/Leeward High595.51.0075
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8689
Triple Number Coastal/Long Distance Medium1.1006
Triple Number Coastal/Long Distance High1.2231
Triple Number Windward/Leeward Low0.6783
Triple Number Windward/Leeward Medium0.8990
Triple Number Windward/Leeward High1.0075
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance974.0744.7628.5565.8532.0500.8449.0
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance594.31.0096
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium545.21.1006
Triple Number Coastal/Long Distance High490.61.2231
Triple Number Windward/Leeward Low884.60.6783
Triple Number Windward/Leeward Medium667.40.8990
Triple Number Windward/Leeward High595.51.0075
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance974.0744.7628.5565.8532.0500.8449.0
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium545.21.1006
Triple Number Coastal/Long Distance High490.61.2231
Triple Number Windward/Leeward Low884.60.6783
Triple Number Windward/Leeward Medium667.40.8990
Triple Number Windward/Leeward High595.51.0075
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance594.31.0096
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium545.21.1006
Triple Number Coastal/Long Distance High490.61.2231
Triple Number Windward/Leeward Low884.60.6783
Triple Number Windward/Leeward Medium667.40.8990
Triple Number Windward/Leeward High595.51.0075
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance974.0744.7628.5565.8532.0500.8449.0
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low884.60.6783
Triple Number Windward/Leeward Medium667.40.8990
Triple Number Windward/Leeward High595.51.0075
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance974.0744.7628.5565.8532.0500.8449.0
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low690.5
Triple Number Coastal/Long Distance Medium545.2
Triple Number Coastal/Long Distance High490.6
Triple Number Windward/Leeward Low884.6
Triple Number Windward/Leeward Medium667.4
Triple Number Windward/Leeward High595.5
Predominantly Upwind593.5
Predominantly Downwind552.4
Predominantly Reaching531.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance594.31.0096
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium545.21.1006
Triple Number Coastal/Long Distance High490.61.2231
Triple Number Windward/Leeward Low884.60.6783
Triple Number Windward/Leeward Medium667.40.8990
Triple Number Windward/Leeward High595.51.0075
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance974.0744.7628.5565.8532.0500.8449.0
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8689
Triple Number Coastal/Long Distance Medium1.1006
Triple Number Coastal/Long Distance High1.2231
Triple Number Windward/Leeward Low0.6783
Triple Number Windward/Leeward Medium0.8990
Triple Number Windward/Leeward High1.0075
Coastal/Long Distance1.0096
Predominantly Upwind1.0110
Predominantly Downwind1.0862
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8689
Tretall Distanseseilas Mellomvind1.1006
Tretall Distanseseilas Mye vind1.2231
Tretall Pølsebane Lite vind0.6783
Tretall Pølsebane Mellomvind0.8990
Tretall Pølsebane Mye vind1.0075
Distanseseilas ett tall (OSN 8-16kn)1.0096
Distanseseilas ett tall (APH 6-20kn)1.0947
Enkeltall Motvind1.0110
Enkeltall Medvind1.0862
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium545.21.1006
Triple Number Coastal/Long Distance High490.61.2231
Triple Number Windward/Leeward Low884.60.6783
Triple Number Windward/Leeward Medium667.40.8990
Triple Number Windward/Leeward High595.51.0075
Coastal/Long Distance594.31.0096
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind593.51.0110
Predominantly Downwind552.41.0862
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore580.81.0331
Cape Doctor Coastal478.01.2554
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium545.21.1006
Triple Number Coastal/Long Distance High490.61.2231
Triple Number Windward/Leeward Low884.60.6783
Triple Number Windward/Leeward Medium667.40.8990
Triple Number Windward/Leeward High595.51.0075
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8689
Triple Number Coastal/Long Distance Medium1.1006
Triple Number Coastal/Long Distance High1.2231
Triple Number Windward/Leeward Low0.6783
Triple Number Windward/Leeward Medium0.8990
Triple Number Windward/Leeward High1.0075
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8689
Triple Number Coastal/Long Distance Medium1.1006
Triple Number Coastal/Long Distance High1.2231
Triple Number Windward/Leeward Low0.6783
Triple Number Windward/Leeward Medium0.8990
Triple Number Windward/Leeward High1.0075
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance594.31.0096
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium545.21.1006
Triple Number Coastal/Long Distance High490.61.2231
Triple Number Windward/Leeward Low884.60.6783
Triple Number Windward/Leeward Medium667.40.8990
Triple Number Windward/Leeward High595.51.0075
Predominantly Upwind593.51.0110
Predominantly Downwind552.41.0862
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance974.0744.7628.5565.8532.0500.8449.0
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance594.31.0096
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium545.21.1006
Triple Number Coastal/Long Distance High490.61.2231
Triple Number Windward/Leeward Low884.60.6783
Triple Number Windward/Leeward Medium667.40.8990
Triple Number Windward/Leeward High595.51.0075
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance974.0744.7628.5565.8532.0500.8449.0
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low690.50.8689
Triple Number All Purpose Medium545.21.1006
Triple Number All Purpose High490.61.2231
Triple Number Windward/Leeward Low884.60.6783
Triple Number Windward/Leeward Medium667.40.8990
Triple Number Windward/Leeward High595.51.0075
Predominantly Upwind593.51.0110
Predominantly Downwind552.41.0862
Predominantly Upwind Low775.10.7741
Predominantly Upwind Medium613.90.9773
Predominantly Upwind High575.81.0421
Predominantly Downwind Low743.20.8074
Predominantly Downwind Medium549.61.0917
Predominantly Downwind High464.41.2921
Chicago-Mac Upwind0.9941
Chicago-Mac All Purpose1.0283
Chicago-Mac Downwind1.0696
Bayview-Mac Cove Island0.9589
Bayview-Mac Shore0.9645
Harvest Moon Regatta477.91.2554
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy575.71.0422
San Francisco Bay Medium656.20.9144
Predominantly Reaching520.91.1519
Predominantly Reaching Low624.10.9614
Predominantly Reaching Medium516.01.1628
Predominantly Reaching High453.41.3234
Windward/Leeward 60-40 Low893.80.6713
Windward/Leeward 60-40 Medium687.90.8722
Windward/Leeward 60-40 High626.20.9582
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low963.90.6224
5-Band Low / Medium811.00.7398
5-Band Medium657.70.9123
5-Band Medium / High603.20.9948
5-Band High577.31.0392
ORC Ref  04560002P4FIssued on 26/06/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

BANTAM

USA 46

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ 99Measurement29/04/2020HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA9.950Max. Beam3.410Draft1.983Displacement3,748Wetted area20.92IMS L8.957LSM08.566Acc. length9.950Sink (kg/mm) 15.99
VCGD-0.417VCGM-0.279RM Rated (kg·m) 108.0Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.371PBW0.096PIPA0.0036
EDL1.838ST10.065ST20.177
ST30.190ST40.116ST50.295
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P12.768IG13.119ISP14.434MDT10.112MDL10.208MDT20.110MDL20.149TL1.000MW0.208GO0.239
E4.350J3.842BAS1.493FSDSFJ0.090SPLWPLTPS5.112BD0.161MWT117.00MCG4.815
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered108.0Flotation Date29/03/2022MeasurerComment
SFFP0.590FFMFF1.219LCFcl5.431SG
SAFP9.870FAMFA0.853LCFsh5.691HBI1.021
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG00.000.00Total deductible
OTHER ITEMSIdKindDescriptionWeightLCGVCGaAnchor00.00Total deductible0
ORC Ref  04560002P4FIssued on 26/06/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

BANTAM

USA 46

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentFusion Main0.171.051.772.853.6833.8414/03/2020
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentAP Jib0.090.581.102.133.164.1212.76YesNo 27.0030/05/2020
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA216.4914.0015.258.068.6993%104.0021/02/2020
ORC Ref  04560002P4FIssued on 26/06/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org