Club
Certificate
2023

Boat

GANGBUSTERS

USA 480

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°41.4°39.3°37.2°36.4°36.3°36.0°
Beat VMG3.404.194.785.155.325.415.50
52°5.196.216.837.177.357.457.56
60°5.466.467.017.337.557.677.83
75°5.626.607.147.497.788.028.29
90°5.706.797.357.677.888.178.70
110°5.746.897.528.028.458.819.41
120°5.576.757.437.988.529.0710.15
135°5.006.237.077.638.188.7710.28
150°4.235.396.357.027.447.828.65
Run VMG3.664.665.506.086.446.917.71
Gybe Angles143.5°147.4°148.7°149.6°149.8°173.9°175.3°

APH: 548.9

CDL: 9.415

GPH: 617.9

CertNo: US6983

BOAT
ClassJ 105DesignerJOHNSTONEBuilderTILLOTSON-PEARSONAge date07/1995Series date07/1991Offset fileH204+.OFFData fileUS6983
HULL
Length Overall10.570 mMaximum Beam3.346 mDraft2.001 mDisplacement3,893 kgDLR4.4865IMS DivisionPerformanceDynamic Allowance0.180%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.381m
CREW
Maximum weight689 kgMinimum weight517 kg * when appliedNon Manual PowerNoCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail33.8034.52Headsail Luffed25.5825.58Headsail FlyingSymmetricAsymmetric89.0389.03 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail9.86Storm Jib7.62Heavy Weather Jib20.57
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  04560002Q4HIssued on 12/07/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

GANGBUSTERS

USA 480

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 VMG1058.4859.1753.4698.6676.7664.9655.1
52°693.9579.6526.8502.2489.9483.3476.1
60°659.1557.7513.5491.0477.1469.1460.0
75°640.2545.2504.1480.7462.5448.9434.4
90°632.1530.0489.9469.5457.0440.5413.7
110°627.5522.4479.0449.0425.9408.4382.4
120°645.9533.4484.8450.9422.3397.0354.5
135°719.5578.1509.0472.1440.0410.4350.3
150°850.8668.5567.0512.5483.9460.5416.1
Run VMG982.4771.9654.8591.8558.8521.2466.7
Selected Courses
Windward / Leeward1020.4815.5704.1645.2617.8593.1560.9
All purpose786.1640.6568.0528.9506.7488.3461.0
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward677.80.8852
All purpose548.91.0932
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low713.40.8411
Triple Number Coastal/Long Distance Medium545.71.0995
Triple Number Coastal/Long Distance High482.71.2430
Triple Number Windward/Leeward Low918.00.6536
Triple Number Windward/Leeward Medium672.20.8926
Triple Number Windward/Leeward High587.11.0219
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance596.81.0053
Triple Number Coastal/Long Distance Low713.40.8411
Triple Number Coastal/Long Distance Medium545.71.0995
Triple Number Coastal/Long Distance High482.71.2430
Triple Number Windward/Leeward Low918.00.6536
Triple Number Windward/Leeward Medium672.20.8926
Triple Number Windward/Leeward High587.11.0219
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1016.6766.9637.0563.5526.1493.5440.1
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7827
Downwind "popa"0.9236
70% up, 30% down "Ilhabela"0.8202
30% up, 70% down "Ilhabela-inverso"0.8763
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low713.40.8411
Triple Number Coastal/Long Distance Medium545.71.0995
Triple Number Coastal/Long Distance High482.71.2430
Triple Number Windward/Leeward Low918.00.6536
Triple Number Windward/Leeward Medium672.20.8926
Triple Number Windward/Leeward High587.11.0219
Predominantly Upwind593.61.0108
Predominantly Downwind558.91.0735
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low713.40.8411
Triple Number All Purpose Medium545.71.0995
Triple Number All Purpose High482.71.2430
Triple Number Windward/Leeward Low918.00.6536
Triple Number Windward/Leeward Medium672.20.8926
Triple Number Windward/Leeward High587.11.0219
Predominantly Upwind593.61.0108
Predominantly Downwind558.91.0735
Predominantly Upwind Low799.20.7507
Predominantly Upwind Medium611.40.9814
Predominantly Upwind High561.31.0690
Predominantly Downwind Low772.80.7764
Predominantly Downwind Medium556.51.0782
Predominantly Downwind High466.51.2862
Chicago-Mac Upwind0.9921
Chicago-Mac All Purpose1.0206
Chicago-Mac Downwind1.0554
Bayview-Mac Cove Island0.9441
Bayview-Mac Shore0.9531
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching521.31.1509
Predominantly Reaching Low643.50.9324
Predominantly Reaching Medium517.31.1600
Predominantly Reaching High449.51.3348
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1004.60.5973
5-Band Low / Medium836.10.7176
5-Band Medium660.30.9086
5-Band Medium / High596.31.0063
5-Band High566.41.0593
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance596.81.0053
Triple Number Coastal/Long Distance Low713.40.8411
Triple Number Coastal/Long Distance Medium545.71.0995
Triple Number Coastal/Long Distance High482.71.2430
Triple Number Windward/Leeward Low918.00.6536
Triple Number Windward/Leeward Medium672.20.8926
Triple Number Windward/Leeward High587.11.0219
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1016.6766.9637.0563.5526.1493.5440.1
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance596.81.0053
Triple Number Coastal/Long Distance Low713.40.8411
Triple Number Coastal/Long Distance Medium545.71.0995
Triple Number Coastal/Long Distance High482.71.2430
Triple Number Windward/Leeward Low918.00.6536
Triple Number Windward/Leeward Medium672.20.8926
Triple Number Windward/Leeward High587.11.0219
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1016.6766.9637.0563.5526.1493.5440.1
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance596.8
Triple Number Coastal/Long Distance Low713.4
Triple Number Coastal/Long Distance Medium545.7
Triple Number Coastal/Long Distance High482.7
Triple Number Windward/Leeward Low918.0
Triple Number Windward/Leeward Medium672.2
Triple Number Windward/Leeward High587.1
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1016.6766.9637.0563.5526.1493.5440.1
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance596.81.0053
Triple Number Coastal/Long Distance Low713.40.8411
Triple Number Coastal/Long Distance Medium545.71.0995
Triple Number Coastal/Long Distance High482.71.2430
Triple Number Windward/Leeward Low918.00.6536
Triple Number Windward/Leeward Medium672.20.8926
Triple Number Windward/Leeward High587.11.0219
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1016.6766.9637.0563.5526.1493.5440.1
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)596.81.0053
Triple Number Coastal/Long Distance Low713.40.8411
Triple Number Coastal/Long Distance Medium545.71.0995
Triple Number Coastal/Long Distance High482.71.2430
Triple Number Windward/Leeward Low918.00.6536
Triple Number Windward/Leeward Medium672.20.8926
Triple Number Windward/Leeward High587.11.0219
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1016.6766.9637.0563.5526.1493.5440.1
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low713.40.8411
Triple Number Coastal/Long Distance Medium545.71.0995
Triple Number Coastal/Long Distance High482.71.2430
Triple Number Windward/Leeward Low918.00.6536
Triple Number Windward/Leeward Medium672.20.8926
Triple Number Windward/Leeward High587.11.0219
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8411
Triple Number Coastal/Long Distance Medium1.0995
Triple Number Coastal/Long Distance High1.2430
Triple Number Windward/Leeward Low0.6536
Triple Number Windward/Leeward Medium0.8926
Triple Number Windward/Leeward High1.0219
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1016.6766.9637.0563.5526.1493.5440.1
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance596.81.0053
Triple Number Coastal/Long Distance Low713.40.8411
Triple Number Coastal/Long Distance Medium545.71.0995
Triple Number Coastal/Long Distance High482.71.2430
Triple Number Windward/Leeward Low918.00.6536
Triple Number Windward/Leeward Medium672.20.8926
Triple Number Windward/Leeward High587.11.0219
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1016.6766.9637.0563.5526.1493.5440.1
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low713.40.8411
Triple Number Coastal/Long Distance Medium545.71.0995
Triple Number Coastal/Long Distance High482.71.2430
Triple Number Windward/Leeward Low918.00.6536
Triple Number Windward/Leeward Medium672.20.8926
Triple Number Windward/Leeward High587.11.0219
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance596.81.0053
Triple Number Coastal/Long Distance Low713.40.8411
Triple Number Coastal/Long Distance Medium545.71.0995
Triple Number Coastal/Long Distance High482.71.2430
Triple Number Windward/Leeward Low918.00.6536
Triple Number Windward/Leeward Medium672.20.8926
Triple Number Windward/Leeward High587.11.0219
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1016.6766.9637.0563.5526.1493.5440.1
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low918.00.6536
Triple Number Windward/Leeward Medium672.20.8926
Triple Number Windward/Leeward High587.11.0219
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1016.6766.9637.0563.5526.1493.5440.1
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low713.4
Triple Number Coastal/Long Distance Medium545.7
Triple Number Coastal/Long Distance High482.7
Triple Number Windward/Leeward Low918.0
Triple Number Windward/Leeward Medium672.2
Triple Number Windward/Leeward High587.1
Predominantly Upwind593.6
Predominantly Downwind558.9
Predominantly Reaching534.4
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance596.81.0053
Triple Number Coastal/Long Distance Low713.40.8411
Triple Number Coastal/Long Distance Medium545.71.0995
Triple Number Coastal/Long Distance High482.71.2430
Triple Number Windward/Leeward Low918.00.6536
Triple Number Windward/Leeward Medium672.20.8926
Triple Number Windward/Leeward High587.11.0219
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1016.6766.9637.0563.5526.1493.5440.1
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8411
Triple Number Coastal/Long Distance Medium1.0995
Triple Number Coastal/Long Distance High1.2430
Triple Number Windward/Leeward Low0.6536
Triple Number Windward/Leeward Medium0.8926
Triple Number Windward/Leeward High1.0219
Coastal/Long Distance1.0053
Predominantly Upwind1.0108
Predominantly Downwind1.0735
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8411
Tretall Distanseseilas Mellomvind1.0995
Tretall Distanseseilas Mye vind1.2430
Tretall Pølsebane Lite vind0.6536
Tretall Pølsebane Mellomvind0.8926
Tretall Pølsebane Mye vind1.0219
Distanseseilas ett tall (OSN 8-16kn)1.0053
Distanseseilas ett tall (APH 6-20kn)1.0932
Enkeltall Motvind1.0108
Enkeltall Medvind1.0735
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low713.40.8411
Triple Number Coastal/Long Distance Medium545.71.0995
Triple Number Coastal/Long Distance High482.71.2430
Triple Number Windward/Leeward Low918.00.6536
Triple Number Windward/Leeward Medium672.20.8926
Triple Number Windward/Leeward High587.11.0219
Coastal/Long Distance596.81.0053
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind593.61.0108
Predominantly Downwind558.91.0735
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore570.51.0517
Cape Doctor Coastal469.21.2787
Triple Number Coastal/Long Distance Low713.40.8411
Triple Number Coastal/Long Distance Medium545.71.0995
Triple Number Coastal/Long Distance High482.71.2430
Triple Number Windward/Leeward Low918.00.6536
Triple Number Windward/Leeward Medium672.20.8926
Triple Number Windward/Leeward High587.11.0219
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8411
Triple Number Coastal/Long Distance Medium1.0995
Triple Number Coastal/Long Distance High1.2430
Triple Number Windward/Leeward Low0.6536
Triple Number Windward/Leeward Medium0.8926
Triple Number Windward/Leeward High1.0219
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8411
Triple Number Coastal/Long Distance Medium1.0995
Triple Number Coastal/Long Distance High1.2430
Triple Number Windward/Leeward Low0.6536
Triple Number Windward/Leeward Medium0.8926
Triple Number Windward/Leeward High1.0219
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance596.81.0053
Triple Number Coastal/Long Distance Low713.40.8411
Triple Number Coastal/Long Distance Medium545.71.0995
Triple Number Coastal/Long Distance High482.71.2430
Triple Number Windward/Leeward Low918.00.6536
Triple Number Windward/Leeward Medium672.20.8926
Triple Number Windward/Leeward High587.11.0219
Predominantly Upwind593.61.0108
Predominantly Downwind558.91.0735
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1016.6766.9637.0563.5526.1493.5440.1
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance596.81.0053
Triple Number Coastal/Long Distance Low713.40.8411
Triple Number Coastal/Long Distance Medium545.71.0995
Triple Number Coastal/Long Distance High482.71.2430
Triple Number Windward/Leeward Low918.00.6536
Triple Number Windward/Leeward Medium672.20.8926
Triple Number Windward/Leeward High587.11.0219
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1016.6766.9637.0563.5526.1493.5440.1
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low713.40.8411
Triple Number All Purpose Medium545.71.0995
Triple Number All Purpose High482.71.2430
Triple Number Windward/Leeward Low918.00.6536
Triple Number Windward/Leeward Medium672.20.8926
Triple Number Windward/Leeward High587.11.0219
Predominantly Upwind593.61.0108
Predominantly Downwind558.91.0735
Predominantly Upwind Low799.20.7507
Predominantly Upwind Medium611.40.9814
Predominantly Upwind High561.31.0690
Predominantly Downwind Low772.80.7764
Predominantly Downwind Medium556.51.0782
Predominantly Downwind High466.51.2862
Chicago-Mac Upwind0.9921
Chicago-Mac All Purpose1.0206
Chicago-Mac Downwind1.0554
Bayview-Mac Cove Island0.9441
Bayview-Mac Shore0.9531
Harvest Moon Regatta475.91.2607
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy567.71.0570
San Francisco Bay Medium662.10.9061
Predominantly Reaching521.31.1509
Predominantly Reaching Low643.50.9324
Predominantly Reaching Medium517.31.1600
Predominantly Reaching High449.51.3348
Windward/Leeward 60-40 Low926.10.6479
Windward/Leeward 60-40 Medium690.10.8694
Windward/Leeward 60-40 High613.40.9782
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1004.60.5973
5-Band Low / Medium836.10.7176
5-Band Medium660.30.9086
5-Band Medium / High596.31.0063
5-Band High566.41.0593
ORC Ref  04560002Q4HIssued on 12/07/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

GANGBUSTERS

USA 480

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ 105Measurement01/01/2020HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA10.570Max. Beam3.346Draft2.001Displacement3,893Wetted area22.97IMS L9.693LSM09.537Acc. length10.570Sink (kg/mm) 17.32
VCGD-0.078VCGM-0.093RM Rated (kg·m) 100.4Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.381PBW0.098PIPA0.0031
PSD0.025PHD0.049PHL0.138
PSA16.5°ESL0.915
ST10.019ST20.092ST30.092
ST40.046ST50.186
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P12.650IG12.223ISP12.604MDT10.101MDL10.165MDT20.101MDL20.101TL1.899MW0.165GO0.205
E4.450J4.131BAS1.552FSD0.029SFJ0.000SPL0.000WPLTPS5.820BD0.129MWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.078Flotation Date01/01/2020MeasurerComment
SFFP0.966FFMFF1.135LCFcl6.011SG1.0230
SAFP10.056FAMFA0.729LCFsh6.245HBI0.933
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04560002Q4HIssued on 12/07/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

GANGBUSTERS

USA 480

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment1050.180.981.692.893.7733.80* Copied from legacy *
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment1050.082.024.1912.15NoNo 25.58* Copied from legacy *
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment10515.1012.1413.627.817.9898%89.03* Copied from legacy *
ORC Ref  04560002Q4HIssued on 12/07/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org