International Certificate2026
MAIN STREETUSA 50048
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 Angles46.0°43.1°40.5°38.6°37.5°36.9°36.6°36.2°37.0°
Beat VMG3.244.565.435.846.066.206.316.426.38
52°5.096.947.968.318.498.608.698.808.79
60°5.517.328.238.548.718.838.939.069.09
75°5.867.588.418.799.009.169.319.549.67
90°5.757.468.378.859.199.469.6810.0710.37
110°5.027.048.328.909.359.7910.1910.9211.49
120°4.826.918.298.999.539.9610.3811.6012.81
135°4.306.187.838.719.3710.0510.8212.5714.04
150°3.555.176.547.758.649.249.8711.6314.35
Run VMG3.084.485.666.717.538.048.5510.0712.43
Gybe Angles139.0°141.4°140.0°146.5°153.1°153.1°150.8°146.0°147.0°
APH ToD:452.9CDL: 12.992APH ToT: 1.3248CertNo:US7248
BOAT
ClassJ 145DesignerJOHNSTONEBuilderTPIAge date11/2006Series date01/2000Offset fileJ145.offData fileUS6804
HULL
Length Overall14.627 mMaximum Beam3.970 mDraft2.718 mDisplacement8,803 kgDLR4.1313IMS DivisionCruiser/RacerDynamic Allowance0.000%Age Allowance0.650%RS Assessment-0.203%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.431m
CREW
Maximum weight1,179 kg(declared)Minimum weight1,002 kg ✱ when appliedCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail69.6371.53Headsail Luffed81.3281.32Headsail FlyingSymmetricAsymmetric234.72234.72 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS Maximum (m²)
Trysail19.44Storm Jib18.72Heavy Weather Jib50.52
SAIL LIMITS
Headsails7Spinnakers5
STABILITY
Righting Moment 248.3 kg·m Stability Index 129.7
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  04560004TDM Issued on 17/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
MAIN STREETUSA 50048
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 VMG1110.5789.8662.6616.2593.9580.3570.8560.8564.1
52°706.9518.5452.1433.1424.3418.6414.3409.0409.4
60°653.2491.8437.6421.3413.3407.7403.2397.2396.0
75°613.9475.1428.0409.7400.0393.0386.6377.3372.1
90°625.9482.6430.2406.8391.5380.4371.9357.4347.1
110°717.1511.4432.9404.4385.1367.7353.4329.8313.3
120°747.7521.0434.4400.4377.9361.5346.9310.2281.0
135°837.9582.4459.7413.6384.3358.2332.7286.4256.4
150°1013.5696.4550.5464.3416.9389.5364.7309.5250.9
Run VMG1170.3804.1635.6536.1478.3447.8420.9357.4289.7
Selected Courses
Windward / Leeward1140.4797.0649.1576.2536.1514.1495.9459.1426.9
All purpose857.0611.5510.7466.3441.5425.3411.6385.7366.1
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward556.21.0788
All purpose452.91.3248
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low561.11.0693
Triple Number Coastal/Long Distance Medium451.51.3289
Triple Number Coastal/Long Distance High405.31.4803
Triple Number Windward/Leeward Low723.10.8298
Triple Number Windward/Leeward Medium553.41.0843
Triple Number Windward/Leeward High486.61.2330
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance492.31.2187
Triple Number Coastal/Long Distance Low561.11.0693
Triple Number Coastal/Long Distance Medium451.51.3289
Triple Number Coastal/Long Distance High405.31.4803
Triple Number Windward/Leeward Low723.10.8298
Triple Number Windward/Leeward Medium553.41.0843
Triple Number Windward/Leeward High486.61.2330
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1143.4797.7611.9522.2470.3441.6416.8371.1349.1
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.9601
Downwind "popa"1.1412
70% up, 30% down "Ilhabela"1.0081
30% up, 70% down "Ilhabela-inverso"1.0801
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low561.11.0693
Triple Number Coastal/Long Distance Medium451.51.3289
Triple Number Coastal/Long Distance High405.31.4803
Triple Number Windward/Leeward Low723.10.8298
Triple Number Windward/Leeward Medium553.41.0843
Triple Number Windward/Leeward High486.61.2330
Predominantly Upwind488.21.2290
Predominantly Downwind455.31.3177
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP468.61.2804 Predom. Rc High364.41.6463 5B SF Bay L/M597.51.0041 TriNum AP Low561.11.0693 Predom. Dn Low685.70.8750 5B SF Bay Med525.31.1423 TriNum AP Med451.61.3287 Predom. Dn L/M511.41.1732 5B SF Bay M/H480.61.2485 TriNum AP High405.31.4803 Predom. Dn Med442.61.3557 5B SF Bay High448.41.3382 TriNum W/L Low757.50.7921 Predom. Dn M/H395.01.5190 5B AP Low621.70.9651 TriNum W/L Med553.41.0843 Predom. Dn High356.31.6838 5B AP L/M499.71.2007 TriNum W/L Hig486.61.2330 ChiMac Up Low596.11.0066 5B AP Med446.21.3447 Predom. Upwind505.91.1859 ChiMac Up Med546.21.0986 5B AP M/H412.11.4561 Predom. Reaching445.91.3457 ChiMac Up High485.91.2347 5B AP High386.81.5512 Predom. Downwind474.61.2643 ChiMac Off Low593.41.0111 5B W/L Low845.90.7093 Predom. Up Low666.70.9000 ChiMac Off Med526.71.1392 5B W/L L/M628.50.9547 Predom. Up L/M524.21.1446 ChiMac Off High445.21.3476 5B W/L Med545.21.1006 Predom. Up Med477.51.2564 ChiMac AP Low591.71.0141 5B W/L M/H496.11.2094 Predom. Up M/H450.51.3319 ChiMac AP Med534.41.1227 5B W/L High459.91.3047 Predom. Up High433.71.3836 ChiMac AP High464.61.2913 W/L 60-40 Low844.30.7106 Predom. Rc Low598.61.0024 BayMac Cove Island679.10.8836 W/L 60-40 L/M633.80.9467 Predom. Rc L/M469.01.2794 BayMac Shore672.90.8917 W/L 60-40 Med555.91.0792 Predom. Rc Med421.91.4222 Harvest Moon398.91.5040 W/L 60-40 M/H511.41.1732 Predom. Rc M/H389.01.5423 5B SF Bay Low711.00.8439 W/L 60-40 High480.51.2486      SA/DSPL Up35.15SA/DSPL Dn70.87
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance492.31.2187
Triple Number Coastal/Long Distance Low561.11.0693
Triple Number Coastal/Long Distance Medium451.51.3289
Triple Number Coastal/Long Distance High405.31.4803
Triple Number Windward/Leeward Low723.10.8298
Triple Number Windward/Leeward Medium553.41.0843
Triple Number Windward/Leeward High486.61.2330
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1143.4797.7611.9522.2470.3441.6416.8371.1349.1
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance492.31.2187
Triple Number Coastal/Long Distance Low561.11.0693
Triple Number Coastal/Long Distance Medium451.51.3289
Triple Number Coastal/Long Distance High405.31.4803
Triple Number Windward/Leeward Low723.10.8298
Triple Number Windward/Leeward Medium553.41.0843
Triple Number Windward/Leeward High486.61.2330
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1143.4797.7611.9522.2470.3441.6416.8371.1349.1
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance492.3
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1143.4797.7611.9522.2470.3441.6416.8371.1349.1
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low561.11.0693
Triple Number Coastal/Long Distance Medium451.51.3289
Triple Number Coastal/Long Distance High405.31.4803
Triple Number Windward/Leeward Low723.10.8298
Triple Number Windward/Leeward Medium553.41.0843
Triple Number Windward/Leeward High486.61.2330
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating492.31.2187
FinRating, kevyt tuuli832.31.2015
FinRating, kova tuuli387.81.2893
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low561.11.0693
Triple Number Coastal/Long Distance Medium451.51.3289
Triple Number Coastal/Long Distance High405.31.4803
Triple Number Windward/Leeward Low723.10.8298
Triple Number Windward/Leeward Medium553.41.0843
Triple Number Windward/Leeward High486.61.2330
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance1.2187
Triple Number Coastal/Long Distance Low1.0693
Triple Number Coastal/Long Distance Medium1.3289
Triple Number Coastal/Long Distance High1.4803
Triple Number Windward/Leeward Low0.8298
Triple Number Windward/Leeward Medium1.0843
Triple Number Windward/Leeward High1.2330
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1143.4797.7611.9522.2470.3441.6416.8371.1349.1
For information
General Purpose Handicap (GPH)503.9
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance492.31.2187
Triple Number Coastal/Long Distance Low561.11.0693
Triple Number Coastal/Long Distance Medium451.51.3289
Triple Number Coastal/Long Distance High405.31.4803
Triple Number Windward/Leeward Low723.10.8298
Triple Number Windward/Leeward Medium553.41.0843
Triple Number Windward/Leeward High486.61.2330
Saronikos S All Purpose504.81.1885
Saronikos S Upwind565.31.0614
Saronikos S Downwind432.51.3872
Saronikos N All Purpose531.11.1296
Saronikos N Upwind584.31.0268
Saronikos N Downwind476.31.2597
Saronikos SW All Purpose503.61.1914
Saronikos SW Upwind573.21.0467
Saronikos SW Downwind438.61.3679
Saronikos NE All Purpose550.11.0908
Saronikos NE Upwind548.31.0944
Saronikos NE Downwind534.91.1217
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1143.4797.7611.9522.2470.3441.6416.8371.1349.1
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low561.11.0693
Triple Number Coastal/Long Distance Medium451.51.3289
Triple Number Coastal/Long Distance High405.31.4803
Triple Number Windward/Leeward Low723.10.8298
Triple Number Windward/Leeward Medium553.41.0843
Triple Number Windward/Leeward High486.61.2330
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose468.61.2804
5-Band All Purpose Low672.30.8924
5-Band All Purpose L/M516.51.1617
5-Band All Purpose Med459.41.3060
5-Band All Purpose M/H422.71.4196
5-Band All Purpose High395.41.5174
Single Number Predominant Upwind486.91.2323
Single Number Predominant Reaching430.81.3929
Single Number Predominant Downwind456.31.3148
5-Band 50-50 Windward/Leeward Low845.90.7093
5-Band 50-50 Windward/Leeward L/M628.50.9547
5-Band 50-50 Windward/Leeward Med545.21.1006
5-Band 50-50 Windward/Leeward M/H496.11.2094
5-Band 50-50 Windward/Leeward High459.91.3047
5-Band 60-40 Windward/Leeward Low844.30.7106
5-Band 60-40 Windward/Leeward L/M633.80.9467
5-Band 60-40 Windward/Leeward Med555.91.0792
5-Band 60-40 Windward/Leeward M/H511.41.1732
5-Band 60-40 Windward/Leeward High480.51.2486
Triple Number 50-50 Windward/Leeward Low757.50.7921
Triple Number 50-50 Windward/Leeward Med553.41.0842
Triple Number 50-50 Windward/Leeward High486.61.2330
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward566.61.0589
Triple Number 60-40 Windward/Leeward Low758.00.7916
Triple Number 60-40 Windward/Leeward Med563.51.0648
Triple Number 60-40 Windward/Leeward High503.21.1924
Triple Number All-Purpose Low607.90.9869
Triple Number All-Purpose Med465.21.2898
Triple Number All-Purpose High415.41.4444
Triple Number Predominant Upwind Low612.90.9790
Triple Number Predominant Upwind Med483.71.2404
Triple Number Predominant Upwind High451.21.3297
Triple Number Predominant Reaching Low548.11.0947
Triple Number Predominant Reaching Med433.91.3828
Triple Number Predominant Reaching High375.31.5988
Triple Number Predominant Downwind Low613.50.9780
Triple Number Predominant Downwind Med450.41.3321
Triple Number Predominant Downwind High376.31.5944
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance492.31.2187
Triple Number Coastal/Long Distance Low561.11.0693
Triple Number Coastal/Long Distance Medium451.51.3289
Triple Number Coastal/Long Distance High405.31.4803
Triple Number Windward/Leeward Low723.10.8298
Triple Number Windward/Leeward Medium553.41.0843
Triple Number Windward/Leeward High486.61.2330
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1143.4797.7611.9522.2470.3441.6416.8371.1349.1
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance492.31.2187
Triple Number Coastal/Long Distance Low561.11.0693
Triple Number Coastal/Long Distance Medium451.51.3289
Triple Number Coastal/Long Distance High405.31.4803
Triple Number Windward/Leeward Low723.10.8298
Triple Number Windward/Leeward Medium553.41.0843
Triple Number Windward/Leeward High486.61.2330
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1143.4797.7611.9522.2470.3441.6416.8371.1349.1
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low561.1
Triple Number Coastal/Long Distance Medium451.5
Triple Number Coastal/Long Distance High405.3
Triple Number Windward/Leeward Low723.1
Triple Number Windward/Leeward Medium553.4
Triple Number Windward/Leeward High486.6
Predominantly Upwind488.2
Predominantly Downwind455.3
Predominantly Reaching436.9
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance492.31.2187
Triple Number Coastal/Long Distance Low561.11.0693
Triple Number Coastal/Long Distance Medium451.51.3289
Triple Number Coastal/Long Distance High405.31.4803
Triple Number Windward/Leeward Low723.10.8298
Triple Number Windward/Leeward Medium553.41.0843
Triple Number Windward/Leeward High486.61.2330
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1143.4797.7611.9522.2470.3441.6416.8371.1349.1
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low1.0693
Triple Number Coastal/Long Distance Medium1.3289
Triple Number Coastal/Long Distance High1.4803
Triple Number Windward/Leeward Low0.8298
Triple Number Windward/Leeward Medium1.0843
Triple Number Windward/Leeward High1.2330
Coastal/Long Distance1.2187
Predominantly Upwind1.2290
Predominantly Downwind1.3177
For information
General Purpose Handicap (GPH)503.9
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.3248
Distanseseilas Trippeltall svak vind1.0693
Distanseseilas Trippeltall mellomvind1.3289
Distanseseilas Trippeltall sterk vind1.4803
Pølsebane Trippeltall svak vind0.8298
Pølsebane Trippeltall mellomvind1.0843
Pølsebane Trippeltall sterk vind1.2330
Motvind Singeltall1.2290
Medvind Singeltall1.3177
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low561.11.0693
Triple Number Coastal/Long Distance Medium451.51.3289
Triple Number Coastal/Long Distance High405.31.4803
Triple Number Windward/Leeward Low723.10.8298
Triple Number Windward/Leeward Medium553.41.0843
Triple Number Windward/Leeward High486.61.2330
Coastal/Long Distance492.31.2187
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind488.21.2290
Predominantly Downwind455.31.3177
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore436.61.3743
Cape Doctor Coastal372.01.6130
Triple Number Coastal/Long Distance Low561.11.0693
Triple Number Coastal/Long Distance Medium451.51.3289
Triple Number Coastal/Long Distance High405.31.4803
Triple Number Windward/Leeward Low723.10.8298
Triple Number Windward/Leeward Medium553.41.0843
Triple Number Windward/Leeward High486.61.2330
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low1.0693
Triple Number Coastal/Long Distance Medium1.3289
Triple Number Coastal/Long Distance High1.4803
Triple Number Windward/Leeward Low0.8298
Triple Number Windward/Leeward Medium1.0843
Triple Number Windward/Leeward High1.2330
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low1.0693
Triple Number Coastal/Long Distance Medium1.3289
Triple Number Coastal/Long Distance High1.4803
Triple Number Windward/Leeward Low0.8298
Triple Number Windward/Leeward Medium1.0843
Triple Number Windward/Leeward High1.2330
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance492.31.2187
Triple Number Coastal/Long Distance Low561.11.0693
Triple Number Coastal/Long Distance Medium451.51.3289
Triple Number Coastal/Long Distance High405.31.4803
Triple Number Windward/Leeward Low723.10.8298
Triple Number Windward/Leeward Medium553.41.0843
Triple Number Windward/Leeward High486.61.2330
Predominantly Upwind488.21.2290
Predominantly Downwind455.31.3177
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1143.4797.7611.9522.2470.3441.6416.8371.1349.1
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance492.31.2187
Triple Number Coastal/Long Distance Low561.11.0693
Triple Number Coastal/Long Distance Medium451.51.3289
Triple Number Coastal/Long Distance High405.31.4803
Triple Number Windward/Leeward Low723.10.8298
Triple Number Windward/Leeward Medium553.41.0843
Triple Number Windward/Leeward High486.61.2330
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1143.4797.7611.9522.2470.3441.6416.8371.1349.1
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP468.61.2804 Predom. Dn High356.31.6838 5B AP M/H412.11.4561 TriNum AP Low561.11.0693 Predom. Rc Low598.61.0024 5B AP High386.81.5512 TriNum AP Med451.61.3287 Predom. Rc L/M469.01.2794 5B SF Bay Low711.00.8439 TriNum AP High405.31.4803 Predom. Rc Med421.91.4222 5B SF Bay L/M597.51.0041 TriNum W/L Low757.50.7921 Predom. Rc M/H389.01.5423 5B SF Bay Med525.31.1423 TriNum W/L Med553.41.0843 Predom. Rc High364.41.6463 5B SF Bay M/H480.61.2485 TriNum W/L Hig486.61.2330 5B W/L Low845.90.7093 5B SF Bay High448.41.3382 Predom. Upwind505.91.1859 5B W/L L/M628.50.9547 ChiMac Up Low596.11.0066 Predom. Reaching445.91.3457 5B W/L Med545.21.1006 ChiMac Up Med546.21.0986 Predom. Downwind474.61.2643 5B W/L M/H496.11.2094 ChiMac Up High485.91.2347 Predom. Up Low666.70.9000 5B W/L High459.91.3047 ChiMac Off Low593.41.0111 Predom. Up L/M524.21.1446 W/L 60-40 Low844.30.7106 ChiMac Off Med526.71.1392 Predom. Up Med477.51.2564 W/L 60-40 L/M633.80.9467 ChiMac Off High445.21.3476 Predom. Up M/H450.51.3319 W/L 60-40 Med555.91.0792 ChiMac AP Low591.71.0141 Predom. Up High433.71.3836 W/L 60-40 M/H511.41.1732 ChiMac AP Med534.41.1227 Predom. Dn Low685.70.8750 W/L 60-40 High480.51.2486 ChiMac AP High464.61.2913 Predom. Dn L/M511.41.1732 5B AP Low621.70.9651 BayMac Cove Island679.10.8836 Predom. Dn Med442.61.3557 5B AP L/M499.71.2007 BayMac Shore672.90.8917 Predom. Dn M/H395.01.5190 5B AP Med446.21.3447 Harvest Moon398.91.5040      SA/DSPL Up35.15SA/DSPL Dn70.87
ORC Ref  04560004TDM Issued on 17/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
MAIN STREETUSA 50048
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ 145Measurement09/04/2021HINPlan reviewHull constructionCoredCarbon rudderYesLight stanchionsNoTrim tabNo
Length overall14.627Maximum beam3.970Draft2.718Displacement8,803Wetted area38.06IMS L13.339LSM012.867Accomod. length12.902Sink (kg/mm) 27.66
VCGD-0.203VCGM-0.229 RM Rated (kg·m) 248.3Limit of positive stability(°) 125.0 Stability Index 129.7 BLR index 0.0000Default crew weight986 Declared crew weight 1,179
Centerboard weight0.0List angle0.0Canting keel angle0.0
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.431PBW0.114PIPA0.0040
EDL2.653ST10.044ST20.184
ST30.210ST40.114ST50.312
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialCarbonSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysYesSpreaders3Rotating mastNo
P17.771IG19.203ISP20.063MDT10.129MDL10.230MDT20.123MDL20.196TL1.251MW0.214GO0.254
E6.249J5.472BAS1.821FSD0.037SFJ0.000SPL0.000WPLTPS8.078BD0.291MWT282.60MCG6.067
PY0.000MDT1Y0.000MDL1Y0.000MDT2Y0.000MDL2Y0.000TLY0.000BASY0.000EY0.000BDY0.000IY0.000EB0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date17/05/2021
SFFP1.164FFM1.476FF1.486LCFcl7.938SG1.0000
SAFP14.065FAM1.050FA1.057LCFsh8.184HBI1.268
W1116.0W2116.0W3116.0W4116.0
PD1268.0PD2268.0PD3268.0PD4268.0
WD14.184PLM2318.00GSA31.7RSA14314.0RM248.5
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG3Waste PolyWater05.411.012Water PolyWater21607.010.001Fuel ALFuel22807.010.00Total deductible0
OTHER ITEMSIdKindDescriptionWeightLCGVCG1Miscellaneouswater heater8.110.311Battery3 x 100 AH Group 31 AGM House927.660.711Engine (IC)YANMAR 4JH3ETotal deductible0
ORC Ref  04560004TDM Issued on 17/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
MAIN STREETUSA 50048
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMian0.251.532.684.335.3869.6324/02/2023176731
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentORC8.2419.39NoNo 81.32* Copied from legacy *Lt/Md. #10.101.032.003.986.018.1219.29NoNo 77.6726/01/2024185117SS0.080.591.192.383.584.8016.00NoInner 38.2828/03/2024OUS143327-001IGS0.780.971.311.892.422.918.52YesInner 15.4815/06/2026215255
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentOUS124599-00122.1419.6520.9013.3913.8497%234.72* Copied from legacy *OUS13391520.4718.1619.327.299.7175%125.1315/06/2019
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length12.9 mTable area0.66 m²Headroom1.85 mMinimum number of berths6Personal gear stowage0.24 m³Fresh water capacity207 lMinimum number of seats in cockpit6Food stowage0.36 m³Fuel capacity108 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04560004TDM Issued on 17/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org