International Certificate2026
MISCHIEF MANAGEDUSA 4507
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 Angles46.3°43.9°41.9°40.3°39.0°38.3°38.0°38.1°38.8°
Beat VMG2.733.934.835.445.775.936.046.156.14
52°4.336.057.237.928.248.398.498.618.64
60°4.706.417.548.158.468.638.738.878.93
75°5.006.687.748.328.678.919.099.339.47
90°4.866.557.758.378.759.029.319.7510.06
110°4.786.728.038.709.159.469.8010.5111.10
120°4.636.607.968.689.219.7010.1210.9712.13
135°4.125.927.428.328.909.4410.0311.5413.25
150°3.404.966.267.418.268.789.2510.3012.05
Run VMG2.954.295.426.417.197.678.088.9210.43
Gybe Angles138.7°141.8°145.1°147.6°152.4°154.8°157.6°148.5°143.9°
APH ToD:477.4CDL: 12.181APH ToT: 1.2569CertNo:US4507
BOAT
ClassJ 45 STDDesignerJohnstoneBuilderJ CompositesAge date04/2023Series date06/2021Offset fileJ45-STD.offData fileUSA 45007
HULL
Length Overall13.838 mMaximum Beam4.248 mDraft2.318 mDisplacement10,830 kgDLR5.2759IMS DivisionCruiser/RacerDynamic Allowance0.160%Age Allowance0.163%RS Assessment-0.203%
PROPELLER
InstallationStrutTypeFolding 3 bladesDiameter0.520m
CREW
Maximum weight640 kg(declared)Minimum weight510 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail63.0564.02Headsail Luffed56.9556.95Headsail FlyingSymmetricAsymmetric206.67206.67 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS Maximum (m²)
Trysail19.14Storm Jib17.30Heavy Weather Jib46.71
SAIL LIMITS
Headsails7Spinnakers5
STABILITY
Righting Moment 333.0 kg·m Stability Index 130.9
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  04560004SCB Issued on 05/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
MISCHIEF MANAGEDUSA 4507
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 VMG1318.0916.5744.7661.2624.2606.6596.2585.4586.6
52°832.1594.9497.6454.6436.9429.0424.0418.2416.6
60°765.5561.5477.5441.5425.5417.3412.3405.7403.3
75°719.3539.2464.8432.7415.5404.0396.0386.0380.1
90°740.5549.9464.4430.2411.6399.2386.8369.4357.7
110°752.7535.4448.4413.9393.5380.7367.2342.5324.5
120°778.4545.5452.2414.9391.1371.2355.8328.0296.9
135°874.1608.4485.2432.6404.7381.4359.1312.0271.8
150°1058.4726.5575.4486.2435.8409.9389.1349.5298.8
Run VMG1222.1838.9664.4561.4501.0469.2445.5403.6345.0
Selected Courses
Windward / Leeward1270.0877.7704.5611.3562.6537.9520.8494.5465.8
All purpose957.2673.8551.2491.5460.8443.3429.7407.5387.5
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward589.81.0174
All purpose477.41.2569
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low612.50.9796
Triple Number Coastal/Long Distance Medium474.21.2653
Triple Number Coastal/Long Distance High424.81.4125
Triple Number Windward/Leeward Low791.10.7584
Triple Number Windward/Leeward Medium584.51.0265
Triple Number Windward/Leeward High515.21.1645
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance519.71.1546
Triple Number Coastal/Long Distance Low612.50.9796
Triple Number Coastal/Long Distance Medium474.21.2653
Triple Number Coastal/Long Distance High424.81.4125
Triple Number Windward/Leeward Low791.10.7584
Triple Number Windward/Leeward Medium584.51.0265
Triple Number Windward/Leeward High515.21.1645
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1265.2873.8662.1552.3491.4459.7433.8391.2369.6
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.8870
Downwind "popa"1.0814
70% up, 30% down "Ilhabela"0.9376
30% up, 70% down "Ilhabela-inverso"1.0147
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low612.50.9796
Triple Number Coastal/Long Distance Medium474.21.2653
Triple Number Coastal/Long Distance High424.81.4125
Triple Number Windward/Leeward Low791.10.7584
Triple Number Windward/Leeward Medium584.51.0265
Triple Number Windward/Leeward High515.21.1645
Predominantly Upwind518.21.1579
Predominantly Downwind481.51.2462
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP497.31.2064 Predom. Rc High382.91.5670 5B SF Bay L/M644.00.9317 TriNum AP Low612.50.9796 Predom. Dn Low737.70.8133 5B SF Bay Med554.01.0831 TriNum AP Med474.31.2652 Predom. Dn L/M542.31.1063 5B SF Bay M/H506.11.1856 TriNum AP High424.81.4125 Predom. Dn Med465.31.2896 5B SF Bay High478.91.2528 TriNum W/L Low829.70.7232 Predom. Dn M/H417.91.4358 5B AP Low679.20.8834 TriNum W/L Med584.51.0265 Predom. Dn High383.41.5651 5B AP L/M534.81.1218 TriNum W/L Hig515.21.1645 ChiMac Up Low659.20.9102 5B AP Med467.91.2823 Predom. Upwind541.21.1086 ChiMac Up Med592.81.0122 5B AP M/H430.91.3926 Predom. Reaching474.81.2638 ChiMac Up High515.81.1632 5B AP High407.91.4710 Predom. Downwind503.31.1922 ChiMac Off Low633.70.9469 5B W/L Low932.50.6434 Predom. Up Low754.40.7954 ChiMac Off Med559.91.0717 5B W/L L/M676.20.8873 Predom. Up L/M568.11.0562 ChiMac Off High472.01.2713 5B W/L Med574.91.0436 Predom. Up Med502.01.1952 ChiMac AP Low643.80.9320 5B W/L M/H522.81.1477 Predom. Up M/H469.51.2781 ChiMac AP Med574.51.0443 5B W/L High494.11.2144 Predom. Up High452.51.3260 ChiMac AP High492.91.2172 W/L 60-40 Low940.80.6378 Predom. Rc Low661.80.9066 BayMac Cove Island742.30.8083 W/L 60-40 L/M685.50.8753 Predom. Rc L/M502.11.1949 BayMac Shore736.90.8142 W/L 60-40 Med586.91.0222 Predom. Rc Med443.61.3525 Harvest Moon419.31.4310 W/L 60-40 M/H537.91.1154 Predom. Rc M/H408.11.4703 5B SF Bay Low784.60.7647 W/L 60-40 High512.81.1701      SA/DSPL Up24.32SA/DSPL Dn54.66
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance519.71.1546
Triple Number Coastal/Long Distance Low612.50.9796
Triple Number Coastal/Long Distance Medium474.21.2653
Triple Number Coastal/Long Distance High424.81.4125
Triple Number Windward/Leeward Low791.10.7584
Triple Number Windward/Leeward Medium584.51.0265
Triple Number Windward/Leeward High515.21.1645
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1265.2873.8662.1552.3491.4459.7433.8391.2369.6
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance519.71.1546
Triple Number Coastal/Long Distance Low612.50.9796
Triple Number Coastal/Long Distance Medium474.21.2653
Triple Number Coastal/Long Distance High424.81.4125
Triple Number Windward/Leeward Low791.10.7584
Triple Number Windward/Leeward Medium584.51.0265
Triple Number Windward/Leeward High515.21.1645
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1265.2873.8662.1552.3491.4459.7433.8391.2369.6
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance519.7
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1265.2873.8662.1552.3491.4459.7433.8391.2369.6
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low612.50.9796
Triple Number Coastal/Long Distance Medium474.21.2653
Triple Number Coastal/Long Distance High424.81.4125
Triple Number Windward/Leeward Low791.10.7584
Triple Number Windward/Leeward Medium584.51.0265
Triple Number Windward/Leeward High515.21.1645
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating519.71.1546
FinRating, kevyt tuuli917.21.0903
FinRating, kova tuuli409.31.2215
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low612.50.9796
Triple Number Coastal/Long Distance Medium474.21.2653
Triple Number Coastal/Long Distance High424.81.4125
Triple Number Windward/Leeward Low791.10.7584
Triple Number Windward/Leeward Medium584.51.0265
Triple Number Windward/Leeward High515.21.1645
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance1.1546
Triple Number Coastal/Long Distance Low0.9796
Triple Number Coastal/Long Distance Medium1.2653
Triple Number Coastal/Long Distance High1.4125
Triple Number Windward/Leeward Low0.7584
Triple Number Windward/Leeward Medium1.0265
Triple Number Windward/Leeward High1.1645
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1265.2873.8662.1552.3491.4459.7433.8391.2369.6
For information
General Purpose Handicap (GPH)535.7
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance519.71.1546
Triple Number Coastal/Long Distance Low612.50.9796
Triple Number Coastal/Long Distance Medium474.21.2653
Triple Number Coastal/Long Distance High424.81.4125
Triple Number Windward/Leeward Low791.10.7584
Triple Number Windward/Leeward Medium584.51.0265
Triple Number Windward/Leeward High515.21.1645
Saronikos S All Purpose548.61.0936
Saronikos S Upwind619.70.9682
Saronikos S Downwind460.51.3028
Saronikos N All Purpose572.51.0480
Saronikos N Upwind647.90.9261
Saronikos N Downwind497.91.2050
Saronikos SW All Purpose550.81.0894
Saronikos SW Upwind638.80.9393
Saronikos SW Downwind461.51.3002
Saronikos NE All Purpose592.31.0130
Saronikos NE Upwind608.00.9868
Saronikos NE Downwind557.81.0756
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1265.2873.8662.1552.3491.4459.7433.8391.2369.6
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low612.50.9796
Triple Number Coastal/Long Distance Medium474.21.2653
Triple Number Coastal/Long Distance High424.81.4125
Triple Number Windward/Leeward Low791.10.7584
Triple Number Windward/Leeward Medium584.51.0265
Triple Number Windward/Leeward High515.21.1645
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose497.31.2064
5-Band All Purpose Low743.00.8075
5-Band All Purpose L/M554.01.0829
5-Band All Purpose Med483.11.2420
5-Band All Purpose M/H443.51.3529
5-Band All Purpose High418.11.4349
Single Number Predominant Upwind517.31.1599
Single Number Predominant Reaching455.91.3160
Single Number Predominant Downwind482.01.2449
5-Band 50-50 Windward/Leeward Low932.50.6434
5-Band 50-50 Windward/Leeward L/M676.20.8873
5-Band 50-50 Windward/Leeward Med574.91.0436
5-Band 50-50 Windward/Leeward M/H522.81.1477
5-Band 50-50 Windward/Leeward High494.11.2144
5-Band 60-40 Windward/Leeward Low940.80.6378
5-Band 60-40 Windward/Leeward L/M685.50.8753
5-Band 60-40 Windward/Leeward Med586.91.0222
5-Band 60-40 Windward/Leeward M/H537.91.1154
5-Band 60-40 Windward/Leeward High512.81.1701
Triple Number 50-50 Windward/Leeward Low829.70.7232
Triple Number 50-50 Windward/Leeward Med584.61.0264
Triple Number 50-50 Windward/Leeward High515.21.1645
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward601.80.9970
Triple Number 60-40 Windward/Leeward Low837.90.7161
Triple Number 60-40 Windward/Leeward Med596.11.0065
Triple Number 60-40 Windward/Leeward High531.11.1296
Triple Number All-Purpose Low666.20.9006
Triple Number All-Purpose Med489.81.2249
Triple Number All-Purpose High436.81.3737
Triple Number Predominant Upwind Low683.70.8775
Triple Number Predominant Upwind Med510.01.1764
Triple Number Predominant Upwind High469.41.2781
Triple Number Predominant Reaching Low600.50.9992
Triple Number Predominant Reaching Med456.81.3136
Triple Number Predominant Reaching High393.61.5244
Triple Number Predominant Downwind Low658.30.9114
Triple Number Predominant Downwind Med473.31.2677
Triple Number Predominant Downwind High400.81.4971
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance519.71.1546
Triple Number Coastal/Long Distance Low612.50.9796
Triple Number Coastal/Long Distance Medium474.21.2653
Triple Number Coastal/Long Distance High424.81.4125
Triple Number Windward/Leeward Low791.10.7584
Triple Number Windward/Leeward Medium584.51.0265
Triple Number Windward/Leeward High515.21.1645
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1265.2873.8662.1552.3491.4459.7433.8391.2369.6
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance519.71.1546
Triple Number Coastal/Long Distance Low612.50.9796
Triple Number Coastal/Long Distance Medium474.21.2653
Triple Number Coastal/Long Distance High424.81.4125
Triple Number Windward/Leeward Low791.10.7584
Triple Number Windward/Leeward Medium584.51.0265
Triple Number Windward/Leeward High515.21.1645
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1265.2873.8662.1552.3491.4459.7433.8391.2369.6
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low612.5
Triple Number Coastal/Long Distance Medium474.2
Triple Number Coastal/Long Distance High424.8
Triple Number Windward/Leeward Low791.1
Triple Number Windward/Leeward Medium584.5
Triple Number Windward/Leeward High515.2
Predominantly Upwind518.2
Predominantly Downwind481.5
Predominantly Reaching462.5
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance519.71.1546
Triple Number Coastal/Long Distance Low612.50.9796
Triple Number Coastal/Long Distance Medium474.21.2653
Triple Number Coastal/Long Distance High424.81.4125
Triple Number Windward/Leeward Low791.10.7584
Triple Number Windward/Leeward Medium584.51.0265
Triple Number Windward/Leeward High515.21.1645
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1265.2873.8662.1552.3491.4459.7433.8391.2369.6
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.9796
Triple Number Coastal/Long Distance Medium1.2653
Triple Number Coastal/Long Distance High1.4125
Triple Number Windward/Leeward Low0.7584
Triple Number Windward/Leeward Medium1.0265
Triple Number Windward/Leeward High1.1645
Coastal/Long Distance1.1546
Predominantly Upwind1.1579
Predominantly Downwind1.2462
For information
General Purpose Handicap (GPH)535.7
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.2569
Distanseseilas Trippeltall svak vind0.9796
Distanseseilas Trippeltall mellomvind1.2653
Distanseseilas Trippeltall sterk vind1.4125
Pølsebane Trippeltall svak vind0.7584
Pølsebane Trippeltall mellomvind1.0265
Pølsebane Trippeltall sterk vind1.1645
Motvind Singeltall1.1579
Medvind Singeltall1.2462
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low612.50.9796
Triple Number Coastal/Long Distance Medium474.21.2653
Triple Number Coastal/Long Distance High424.81.4125
Triple Number Windward/Leeward Low791.10.7584
Triple Number Windward/Leeward Medium584.51.0265
Triple Number Windward/Leeward High515.21.1645
Coastal/Long Distance519.71.1546
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind518.21.1579
Predominantly Downwind481.51.2462
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore474.41.2647
Cape Doctor Coastal393.51.5249
Triple Number Coastal/Long Distance Low612.50.9796
Triple Number Coastal/Long Distance Medium474.21.2653
Triple Number Coastal/Long Distance High424.81.4125
Triple Number Windward/Leeward Low791.10.7584
Triple Number Windward/Leeward Medium584.51.0265
Triple Number Windward/Leeward High515.21.1645
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.9796
Triple Number Coastal/Long Distance Medium1.2653
Triple Number Coastal/Long Distance High1.4125
Triple Number Windward/Leeward Low0.7584
Triple Number Windward/Leeward Medium1.0265
Triple Number Windward/Leeward High1.1645
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.9796
Triple Number Coastal/Long Distance Medium1.2653
Triple Number Coastal/Long Distance High1.4125
Triple Number Windward/Leeward Low0.7584
Triple Number Windward/Leeward Medium1.0265
Triple Number Windward/Leeward High1.1645
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance519.71.1546
Triple Number Coastal/Long Distance Low612.50.9796
Triple Number Coastal/Long Distance Medium474.21.2653
Triple Number Coastal/Long Distance High424.81.4125
Triple Number Windward/Leeward Low791.10.7584
Triple Number Windward/Leeward Medium584.51.0265
Triple Number Windward/Leeward High515.21.1645
Predominantly Upwind518.21.1579
Predominantly Downwind481.51.2462
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1265.2873.8662.1552.3491.4459.7433.8391.2369.6
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance519.71.1546
Triple Number Coastal/Long Distance Low612.50.9796
Triple Number Coastal/Long Distance Medium474.21.2653
Triple Number Coastal/Long Distance High424.81.4125
Triple Number Windward/Leeward Low791.10.7584
Triple Number Windward/Leeward Medium584.51.0265
Triple Number Windward/Leeward High515.21.1645
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1265.2873.8662.1552.3491.4459.7433.8391.2369.6
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP497.31.2064 Predom. Dn High383.41.5651 5B AP M/H430.91.3926 TriNum AP Low612.50.9796 Predom. Rc Low661.80.9066 5B AP High407.91.4710 TriNum AP Med474.31.2652 Predom. Rc L/M502.11.1949 5B SF Bay Low784.60.7647 TriNum AP High424.81.4125 Predom. Rc Med443.61.3525 5B SF Bay L/M644.00.9317 TriNum W/L Low829.70.7232 Predom. Rc M/H408.11.4703 5B SF Bay Med554.01.0831 TriNum W/L Med584.51.0265 Predom. Rc High382.91.5670 5B SF Bay M/H506.11.1856 TriNum W/L Hig515.21.1645 5B W/L Low932.50.6434 5B SF Bay High478.91.2528 Predom. Upwind541.21.1086 5B W/L L/M676.20.8873 ChiMac Up Low659.20.9102 Predom. Reaching474.81.2638 5B W/L Med574.91.0436 ChiMac Up Med592.81.0122 Predom. Downwind503.31.1922 5B W/L M/H522.81.1477 ChiMac Up High515.81.1632 Predom. Up Low754.40.7954 5B W/L High494.11.2144 ChiMac Off Low633.70.9469 Predom. Up L/M568.11.0562 W/L 60-40 Low940.80.6378 ChiMac Off Med559.91.0717 Predom. Up Med502.01.1952 W/L 60-40 L/M685.50.8753 ChiMac Off High472.01.2713 Predom. Up M/H469.51.2781 W/L 60-40 Med586.91.0222 ChiMac AP Low643.80.9320 Predom. Up High452.51.3260 W/L 60-40 M/H537.91.1154 ChiMac AP Med574.51.0443 Predom. Dn Low737.70.8133 W/L 60-40 High512.81.1701 ChiMac AP High492.91.2172 Predom. Dn L/M542.31.1063 5B AP Low679.20.8834 BayMac Cove Island742.30.8083 Predom. Dn Med465.31.2896 5B AP L/M534.81.1218 BayMac Shore736.90.8142 Predom. Dn M/H417.91.4358 5B AP Med467.91.2823 Harvest Moon419.31.4310      SA/DSPL Up24.32SA/DSPL Dn54.66
ORC Ref  04560004SCB Issued on 05/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
MISCHIEF MANAGEDUSA 4507
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ 45 STDMeasurement25/03/2025HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall13.838Maximum beam4.248Draft2.318Displacement10,830Wetted area41.02IMS L12.916LSM012.708Accomod. length13.806Sink (kg/mm) 30.75
VCGD-0.173VCGM-0.180 RM Rated (kg·m) 333.0Limit of positive stability(°) 125.6 Stability Index 130.9 BLR index 0.0000Default crew weight969 Declared crew weight 640
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.520PBW0.167PIPA0.0042
EDL3.045ST10.064ST20.177
ST30.178ST40.111ST50.275
RIG
BackstayAdjustable (NMP)ForestayFixedInner forestayNot installedMast materialCarbonSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P18.012IG18.542ISP20.075MDT10.150MDL10.271MDT20.145MDL20.245TL0.300MW0.268GO0.285
E6.070J5.525BAS1.820FSD0.046SFJ0.000SPLWPLTPS7.033BD0.348MWT282.50MCG6.465
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS120.0756.250
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date25/03/2025CommentCushions on
SFFP0.480FFM1.542FF1.544LCFcl7.707SG1.0070
SAFP13.693FAM1.070FA1.088LCFsh8.025HBI1.323
W1152.5W2152.5W3152.5W4152.5LCFD6.901
PD1227.1PD2223.9PD3219.3PD4223.5
WD6.205PLM9000.00GSA1.0RSA1.0RM333.5
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG6GRP hot water tank CLWater40010.800.005Alloy fuel tank port aft berthFuel17014410.800.004PVC waste tank stbd outboardWater5009.251.103PVC waste tank port outboardWater5005.101.102Alloy water tank fwd berth stbd CLWater27503.150.251Alloy water tank fwd berth port CLWater27503.150.25Total deductible12110.800.00
OTHER ITEMSIdKindDescriptionWeightLCGVCG6MiscellaneousAnchor windlass CL0.901.205MiscellaneousVectron voltage inverter stbd outboard2013.301.254Battery12V AGM Genois Gp 27 engine battery CL259.250.003Battery2x 12V AGM Genois Gp 31 house battery stbd settee866.960.002Battery12V AGM Genois Gp 31 house battery stbd settee436.480.001BatteryBow thruster battery Gp 27 CL251.900.257Engine (IC)Volvo D2-60Total deductible0
ORC Ref  04560004SCB Issued on 05/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
MISCHIEF MANAGEDUSA 4507
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMN10.251.232.163.724.9563.0503/01/2024OUS153540
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentJ10.080.881.653.054.425.8818.87YesNo 56.9509/12/2025OUS163767-001J30.080.841.572.954.335.8018.82YesNo 55.4110/12/2025OUS163767-002J40.150.470.991.983.134.3317.25YesInner 35.9105/05/2025
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA222.0518.9920.5212.2211.55106%206.6703/01/2024A2A1.522.4219.0320.7311.8210.87109%200.8612/02/2026OUS163767-003A3-2622.3318.9620.6511.089.95111%186.7320/01/2026OUS163767-004C019.8618.5019.187.739.2384%128.3503/01/2024
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length13.8 mTable area0.66 m²Headroom1.88 mMinimum number of berths6Personal gear stowage0.24 m³Fresh water capacity234 lMinimum number of seats in cockpit6Food stowage0.36 m³Fuel capacity126 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04560004SCB Issued on 05/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org