Club Certificate2026
GANGBUSTERSUSA 480
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Rated boat velocities in knots
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles46.4°43.7°41.6°39.7°37.6°36.7°36.2°36.0°36.4°
Beat VMG2.313.344.134.735.145.355.465.565.57
52°3.635.126.166.827.187.387.497.627.68
60°3.905.416.437.017.347.577.727.887.96
75°4.105.646.717.237.497.798.038.328.49
90°4.315.946.967.497.868.118.308.719.12
110°4.195.836.987.608.128.589.019.8410.64
120°4.025.686.857.518.068.609.2210.5511.80
135°3.545.116.327.147.688.228.8110.5313.34
150°2.934.305.456.437.127.588.039.0611.31
Run VMG2.543.724.725.576.196.637.027.849.80
Gybe Angles139.3°142.9°146.8°149.7°152.3°156.3°159.2°145.2°139.8°
APH ToD:544.5CDL: 9.404APH ToT: 1.1019CertNo:US6983
BOAT
ClassJ 105DesignerJOHNSTONEBuilderTILLOTSON-PEARSONAge date07/1995Series date07/1991Offset fileJ105.offData fileUS6983
HULL
Length Overall10.570 mMaximum Beam3.344 mDraft2.004 mDisplacement3,891 kgDLR4.6475IMS DivisionPerformanceDynamic Allowance0.180%Age Allowance0.650%RS Assessment-0.178%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.381m
CREW
Maximum weight680 kg(declared)Minimum weight550 kg ✱ when appliedCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail33.8034.52Headsail Luffed25.5825.58Headsail FlyingSymmetricAsymmetric89.0389.03 (2 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS Maximum (m²)
Trysail9.86Storm Jib7.84Heavy Weather Jib21.16
SAIL LIMITS
Headsails5
✱ One set on the forestay
Spinnakers4
STABILITY
Righting Moment 103.3 kg·m Stability Index 115.0
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  04560004TH9 Issued on 18/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
GANGBUSTERSUSA 480
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Time Allowances in secs/NM
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG1560.21077.9870.8760.5699.7672.6659.4647.6646.6
52°993.0703.3584.1528.0501.5487.8480.4472.4469.0
60°922.4665.6560.2513.8490.4475.7466.5456.9452.3
75°877.9638.8536.6497.8480.4462.1448.3432.7424.3
90°834.9606.1517.0480.9458.3443.7433.7413.4394.6
110°859.5618.0515.8473.4443.5419.8399.3366.0338.4
120°896.3633.7525.4479.4446.7418.5390.5341.3305.0
135°1015.6704.9569.3504.3468.9437.9408.6342.0269.9
150°1227.7837.9660.2560.2505.7474.8448.4397.5318.2
Run VMG1417.7967.5762.4646.8581.8543.0512.7459.0367.4
Selected Courses
Windward / Leeward1489.01022.7816.6703.7640.8607.8586.1553.3507.0
All purpose1120.3782.9638.1565.6525.0500.4482.4452.9421.4
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward673.60.8908
All purpose544.51.1019
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low710.50.8445
Triple Number Coastal/Long Distance Medium541.81.1074
Triple Number Coastal/Long Distance High475.91.2609
Triple Number Windward/Leeward Low919.70.6524
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.21.0359
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance593.01.0118
Triple Number Coastal/Long Distance Low710.50.8445
Triple Number Coastal/Long Distance Medium541.81.1074
Triple Number Coastal/Long Distance High475.91.2609
Triple Number Windward/Leeward Low919.70.6524
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.21.0359
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1481.81017.2766.4635.5559.4519.2486.8432.7401.5
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7794
Downwind "popa"0.9389
70% up, 30% down "Ilhabela"0.8213
30% up, 70% down "Ilhabela-inverso"0.8846
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low710.50.8445
Triple Number Coastal/Long Distance Medium541.81.1074
Triple Number Coastal/Long Distance High475.91.2609
Triple Number Windward/Leeward Low919.70.6524
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.21.0359
Predominantly Upwind591.71.0141
Predominantly Downwind553.11.0847
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP566.51.0591 Predom. Rc High426.01.4083 5B SF Bay L/M744.70.8057 TriNum AP Low710.50.8445 Predom. Dn Low853.70.7028 5B SF Bay Med631.40.9502 TriNum AP Med541.91.1073 Predom. Dn L/M625.50.9592 5B SF Bay M/H568.41.0556 TriNum AP High475.91.2609 Predom. Dn Med533.91.1237 5B SF Bay High532.01.1278 TriNum W/L Low965.30.6216 Predom. Dn M/H474.31.2649 5B AP Low790.40.7591 TriNum W/L Med668.20.8980 Predom. Dn High426.81.4058 5B AP L/M617.10.9722 TriNum W/L Hig579.21.0359 ChiMac Up Low765.10.7842 5B AP Med533.51.1247 Predom. Upwind618.50.9700 ChiMac Up Med682.90.8786 5B AP M/H484.11.2395 Predom. Reaching540.31.1106 ChiMac Up High587.11.0220 5B AP High452.61.3257 Predom. Downwind576.81.0402 ChiMac Off Low731.90.8198 5B W/L Low1087.70.5516 Predom. Up Low881.40.6808 ChiMac Off Med644.80.9306 5B W/L L/M781.20.7681 Predom. Up L/M656.60.9139 ChiMac Off High539.21.1128 5B W/L Med655.80.9149 Predom. Up Med571.21.0505 ChiMac AP Low744.10.8064 5B W/L M/H588.81.0191 Predom. Up M/H527.11.1382 ChiMac AP Med660.80.9081 5B W/L High551.01.0890 Predom. Up High504.51.1893 ChiMac AP High561.41.0688 W/L 60-40 Low1099.50.5457 Predom. Rc Low761.50.7879 BayMac Cove Island860.40.6973 W/L 60-40 L/M792.40.7572 Predom. Rc L/M575.31.0430 BayMac Shore853.50.7030 W/L 60-40 Med667.90.8983 Predom. Rc Med504.61.1890 Harvest Moon474.91.2634 W/L 60-40 M/H603.60.9940 Predom. Rc M/H460.01.3045 5B SF Bay Low914.60.6560 W/L 60-40 High570.71.0514      SA/DSPL Up23.89SA/DSPL Dn49.42
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance593.01.0118
Triple Number Coastal/Long Distance Low710.50.8445
Triple Number Coastal/Long Distance Medium541.81.1074
Triple Number Coastal/Long Distance High475.91.2609
Triple Number Windward/Leeward Low919.70.6524
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.21.0359
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1481.81017.2766.4635.5559.4519.2486.8432.7401.5
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance593.01.0118
Triple Number Coastal/Long Distance Low710.50.8445
Triple Number Coastal/Long Distance Medium541.81.1074
Triple Number Coastal/Long Distance High475.91.2609
Triple Number Windward/Leeward Low919.70.6524
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.21.0359
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1481.81017.2766.4635.5559.4519.2486.8432.7401.5
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance593.0
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1481.81017.2766.4635.5559.4519.2486.8432.7401.5
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low710.50.8445
Triple Number Coastal/Long Distance Medium541.81.1074
Triple Number Coastal/Long Distance High475.91.2609
Triple Number Windward/Leeward Low919.70.6524
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.21.0359
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating593.01.0118
FinRating, kevyt tuuli1069.30.9352
FinRating, kova tuuli452.11.1059
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low710.50.8445
Triple Number Coastal/Long Distance Medium541.81.1074
Triple Number Coastal/Long Distance High475.91.2609
Triple Number Windward/Leeward Low919.70.6524
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.21.0359
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance1.0118
Triple Number Coastal/Long Distance Low0.8445
Triple Number Coastal/Long Distance Medium1.1074
Triple Number Coastal/Long Distance High1.2609
Triple Number Windward/Leeward Low0.6524
Triple Number Windward/Leeward Medium0.8980
Triple Number Windward/Leeward High1.0359
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1481.81017.2766.4635.5559.4519.2486.8432.7401.5
For information
General Purpose Handicap (GPH)613.7
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance593.01.0118
Triple Number Coastal/Long Distance Low710.50.8445
Triple Number Coastal/Long Distance Medium541.81.1074
Triple Number Coastal/Long Distance High475.91.2609
Triple Number Windward/Leeward Low919.70.6524
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.21.0359
Saronikos S All Purpose629.80.9526
Saronikos S Upwind714.40.8398
Saronikos S Downwind525.41.1419
Saronikos N All Purpose657.00.9133
Saronikos N Upwind746.20.8040
Saronikos N Downwind573.51.0462
Saronikos SW All Purpose633.50.9472
Saronikos SW Upwind739.60.8113
Saronikos SW Downwind526.01.1407
Saronikos NE All Purpose680.90.8812
Saronikos NE Upwind699.10.8583
Saronikos NE Downwind641.50.9353
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1481.81017.2766.4635.5559.4519.2486.8432.7401.5
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low710.50.8445
Triple Number Coastal/Long Distance Medium541.81.1074
Triple Number Coastal/Long Distance High475.91.2609
Triple Number Windward/Leeward Low919.70.6524
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.21.0359
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose566.51.0591
5-Band All Purpose Low862.20.6959
5-Band All Purpose L/M638.50.9398
5-Band All Purpose Med551.11.0887
5-Band All Purpose M/H500.21.1995
5-Band All Purpose High466.01.2876
Single Number Predominant Upwind590.91.0155
Single Number Predominant Reaching519.61.1547
Single Number Predominant Downwind553.61.0838
5-Band 50-50 Windward/Leeward Low1087.70.5516
5-Band 50-50 Windward/Leeward L/M781.20.7681
5-Band 50-50 Windward/Leeward Med655.80.9149
5-Band 50-50 Windward/Leeward M/H588.81.0191
5-Band 50-50 Windward/Leeward High551.01.0890
5-Band 60-40 Windward/Leeward Low1099.50.5457
5-Band 60-40 Windward/Leeward L/M792.40.7572
5-Band 60-40 Windward/Leeward Med667.90.8983
5-Band 60-40 Windward/Leeward M/H603.60.9940
5-Band 60-40 Windward/Leeward High570.71.0514
Triple Number 50-50 Windward/Leeward Low965.30.6216
Triple Number 50-50 Windward/Leeward Med668.20.8979
Triple Number 50-50 Windward/Leeward High579.21.0359
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward686.00.8746
Triple Number 60-40 Windward/Leeward Low976.60.6144
Triple Number 60-40 Windward/Leeward Med680.10.8822
Triple Number 60-40 Windward/Leeward High595.01.0084
Triple Number All-Purpose Low771.50.7777
Triple Number All-Purpose Med559.81.0719
Triple Number All-Purpose High491.41.2209
Triple Number Predominant Upwind Low795.90.7538
Triple Number Predominant Upwind Med582.21.0306
Triple Number Predominant Upwind High525.71.1413
Triple Number Predominant Reaching Low690.60.8688
Triple Number Predominant Reaching Med520.71.1523
Triple Number Predominant Reaching High442.51.3559
Triple Number Predominant Downwind Low761.10.7883
Triple Number Predominant Downwind Med543.81.1034
Triple Number Predominant Downwind High454.21.3209
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance593.01.0118
Triple Number Coastal/Long Distance Low710.50.8445
Triple Number Coastal/Long Distance Medium541.81.1074
Triple Number Coastal/Long Distance High475.91.2609
Triple Number Windward/Leeward Low919.70.6524
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.21.0359
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1481.81017.2766.4635.5559.4519.2486.8432.7401.5
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance593.01.0118
Triple Number Coastal/Long Distance Low710.50.8445
Triple Number Coastal/Long Distance Medium541.81.1074
Triple Number Coastal/Long Distance High475.91.2609
Triple Number Windward/Leeward Low919.70.6524
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.21.0359
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1481.81017.2766.4635.5559.4519.2486.8432.7401.5
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low710.5
Triple Number Coastal/Long Distance Medium541.8
Triple Number Coastal/Long Distance High475.9
Triple Number Windward/Leeward Low919.7
Triple Number Windward/Leeward Medium668.2
Triple Number Windward/Leeward High579.2
Predominantly Upwind591.7
Predominantly Downwind553.1
Predominantly Reaching528.3
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance593.01.0118
Triple Number Coastal/Long Distance Low710.50.8445
Triple Number Coastal/Long Distance Medium541.81.1074
Triple Number Coastal/Long Distance High475.91.2609
Triple Number Windward/Leeward Low919.70.6524
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.21.0359
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1481.81017.2766.4635.5559.4519.2486.8432.7401.5
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8445
Triple Number Coastal/Long Distance Medium1.1074
Triple Number Coastal/Long Distance High1.2609
Triple Number Windward/Leeward Low0.6524
Triple Number Windward/Leeward Medium0.8980
Triple Number Windward/Leeward High1.0359
Coastal/Long Distance1.0118
Predominantly Upwind1.0141
Predominantly Downwind1.0847
For information
General Purpose Handicap (GPH)613.7
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.1019
Distanseseilas Trippeltall svak vind0.8445
Distanseseilas Trippeltall mellomvind1.1074
Distanseseilas Trippeltall sterk vind1.2609
Pølsebane Trippeltall svak vind0.6524
Pølsebane Trippeltall mellomvind0.8980
Pølsebane Trippeltall sterk vind1.0359
Motvind Singeltall1.0141
Medvind Singeltall1.0847
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low710.50.8445
Triple Number Coastal/Long Distance Medium541.81.1074
Triple Number Coastal/Long Distance High475.91.2609
Triple Number Windward/Leeward Low919.70.6524
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.21.0359
Coastal/Long Distance593.01.0118
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind591.71.0141
Predominantly Downwind553.11.0847
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore520.91.1519
Cape Doctor Coastal430.91.3925
Triple Number Coastal/Long Distance Low710.50.8445
Triple Number Coastal/Long Distance Medium541.81.1074
Triple Number Coastal/Long Distance High475.91.2609
Triple Number Windward/Leeward Low919.70.6524
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.21.0359
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8445
Triple Number Coastal/Long Distance Medium1.1074
Triple Number Coastal/Long Distance High1.2609
Triple Number Windward/Leeward Low0.6524
Triple Number Windward/Leeward Medium0.8980
Triple Number Windward/Leeward High1.0359
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8445
Triple Number Coastal/Long Distance Medium1.1074
Triple Number Coastal/Long Distance High1.2609
Triple Number Windward/Leeward Low0.6524
Triple Number Windward/Leeward Medium0.8980
Triple Number Windward/Leeward High1.0359
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance593.01.0118
Triple Number Coastal/Long Distance Low710.50.8445
Triple Number Coastal/Long Distance Medium541.81.1074
Triple Number Coastal/Long Distance High475.91.2609
Triple Number Windward/Leeward Low919.70.6524
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.21.0359
Predominantly Upwind591.71.0141
Predominantly Downwind553.11.0847
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1481.81017.2766.4635.5559.4519.2486.8432.7401.5
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance593.01.0118
Triple Number Coastal/Long Distance Low710.50.8445
Triple Number Coastal/Long Distance Medium541.81.1074
Triple Number Coastal/Long Distance High475.91.2609
Triple Number Windward/Leeward Low919.70.6524
Triple Number Windward/Leeward Medium668.20.8980
Triple Number Windward/Leeward High579.21.0359
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1481.81017.2766.4635.5559.4519.2486.8432.7401.5
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP566.51.0591 Predom. Dn High426.81.4058 5B AP M/H484.11.2395 TriNum AP Low710.50.8445 Predom. Rc Low761.50.7879 5B AP High452.61.3257 TriNum AP Med541.91.1073 Predom. Rc L/M575.31.0430 5B SF Bay Low914.60.6560 TriNum AP High475.91.2609 Predom. Rc Med504.61.1890 5B SF Bay L/M744.70.8057 TriNum W/L Low965.30.6216 Predom. Rc M/H460.01.3045 5B SF Bay Med631.40.9502 TriNum W/L Med668.20.8980 Predom. Rc High426.01.4083 5B SF Bay M/H568.41.0556 TriNum W/L Hig579.21.0359 5B W/L Low1087.70.5516 5B SF Bay High532.01.1278 Predom. Upwind618.50.9700 5B W/L L/M781.20.7681 ChiMac Up Low765.10.7842 Predom. Reaching540.31.1106 5B W/L Med655.80.9149 ChiMac Up Med682.90.8786 Predom. Downwind576.81.0402 5B W/L M/H588.81.0191 ChiMac Up High587.11.0220 Predom. Up Low881.40.6808 5B W/L High551.01.0890 ChiMac Off Low731.90.8198 Predom. Up L/M656.60.9139 W/L 60-40 Low1099.50.5457 ChiMac Off Med644.80.9306 Predom. Up Med571.21.0505 W/L 60-40 L/M792.40.7572 ChiMac Off High539.21.1128 Predom. Up M/H527.11.1382 W/L 60-40 Med667.90.8983 ChiMac AP Low744.10.8064 Predom. Up High504.51.1893 W/L 60-40 M/H603.60.9940 ChiMac AP Med660.80.9081 Predom. Dn Low853.70.7028 W/L 60-40 High570.71.0514 ChiMac AP High561.41.0688 Predom. Dn L/M625.50.9592 5B AP Low790.40.7591 BayMac Cove Island860.40.6973 Predom. Dn Med533.91.1237 5B AP L/M617.10.9722 BayMac Shore853.50.7030 Predom. Dn M/H474.31.2649 5B AP Med533.51.1247 Harvest Moon474.91.2634      SA/DSPL Up23.89SA/DSPL Dn49.42
ORC Ref  04560004TH9 Issued on 18/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
GANGBUSTERSUSA 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
Length overall10.570Maximum beam3.344Draft2.004Displacement3,891Wetted area22.69IMS L9.699LSM09.424Accomod. length10.570Sink (kg/mm) 17.00
VCGD-0.159VCGM-0.175 RM Rated (kg·m) 103.3Limit of positive stability(°) 117.6 Stability Index 115.0 BLR index 0.0000Default crew weight633 Declared crew weight 680
Centerboard weight0.0List angle0.0Canting keel angle0.0
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.381PBW0.100PIPA0.0049
PSD0.026PHD0.068PHL0.113
PSA21.0°ESL0.813
ST10.020ST20.096ST30.090
ST40.055ST50.255
RIG
BackstayAdjustableForestayAdjustable (turnbuckle)Inner forestayNot installedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P12.650IG12.433ISP12.853MDT10.101MDL10.164MDT20.085MDL20.105TL2.010MW0.164GO0.192
E4.450J4.130BAS1.553FSD0.034SFJ0.000SPL0.000WPLTPS5.901BD0.130MWT0.00MCG0.000
PY0.000MDT1Y0.000MDL1Y0.000MDT2Y0.000MDL2Y0.000TLY0.000BASY0.000EY0.000BDY0.000IY0.000EB0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date09/03/2024
SFFP0.966FFM1.096FF1.095LCFcl5.858SG1.0270
SAFP10.056FAM0.763FA0.763LCFsh6.097HBI0.928
W153.4W253.4W353.4W453.4
PD1512.7PD2512.7PD3512.7PD4512.7
WD12.600PLM9000.00GSA1.0RSA1.0RM103.3
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGAstbFuel5005.80BportWater2005.90Total deductible0
OTHER ITEMSIdKindDescriptionWeightLCGVCGCBattery70 Ah engine cl8.60DEngine (IC)Yanmar 2GMTotal deductible
ORC Ref  04560004TH9 Issued on 18/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
GANGBUSTERSUSA 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 *A2-2515.1012.1413.627.538.9984%88.7805/09/2024A313.9312.0713.006.268.1577%71.9128/05/2024OUS128234
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
ORC Ref  04560004TH9 Issued on 18/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org