Club Certificate2026
LAST CALLUSA 91
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 Angles45.6°43.0°40.8°38.7°37.1°36.9°36.7°37.0°38.2°
Beat VMG2.403.434.194.724.975.075.125.165.07
52°3.755.206.166.696.937.037.107.187.17
60°4.015.476.376.857.127.257.347.467.48
75°4.195.636.516.977.347.607.757.978.07
90°4.165.806.737.077.367.768.098.548.81
110°4.285.986.957.547.948.288.629.309.98
120°4.155.866.897.558.158.689.1610.1411.14
135°3.695.256.467.197.858.579.4611.6313.57
150°3.064.435.576.507.177.728.3110.3313.90
Run VMG2.653.844.825.636.236.697.208.9412.04
Gybe Angles139.9°143.4°147.4°149.8°153.0°150.7°147.6°142.9°146.2°
APH ToD:551.5CDL: 8.551APH ToT: 1.0879CertNo:US91-88
BOAT
ClassJ 88DesignerJohnstoneBuilderJ BoatsAge date01/2012Series date01/2012Offset fileJ-88.offData fileUS91-88
HULL
Length Overall8.957 mMaximum Beam2.854 mDraft1.958 mDisplacement2,345 kgDLR4.2216IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.455%RS Assessment-0.127%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.360m
CREW
Maximum weight520 kg(default)Minimum weight390 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail26.6227.30Headsail Luffed21.2921.29Headsail FlyingSymmetricAsymmetric94.1394.13 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail7.19Storm Jib6.85Heavy Weather Jib18.48
SAIL LIMITS
Headsails5
✱ One set on the forestay
Spinnakers4
STABILITY
Righting Moment 57.0 kg·m Stability Index 121.7
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  04560004V20 Issued on 09/07/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
LAST CALLUSA 91
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 VMG1499.11050.9860.1762.0723.9710.4702.7697.9709.4
52°960.9692.2584.5538.0519.7512.1507.0501.3501.9
60°898.1658.7564.9525.7505.8496.5490.2482.5481.2
75°858.9639.7553.0516.3490.6473.6464.2451.7446.0
90°866.4620.9535.0509.2488.8464.0444.8421.7408.5
110°842.0601.9518.1477.6453.5434.8417.7386.9360.8
120°867.0614.2522.3476.8441.5414.6393.2355.0323.0
135°974.3686.2557.5500.8458.7420.2380.6309.5265.3
150°1175.2812.5646.2553.7502.3466.5433.2348.7259.0
Run VMG1357.0938.2746.1639.4577.6538.3500.2402.6299.0
Selected Courses
Windward / Leeward1428.0994.6803.1700.7650.7624.4601.5550.2504.2
All purpose1086.3767.5634.9570.1535.5513.1494.2458.7431.2
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward677.90.8851
All purpose551.51.0879
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low701.20.8557
Triple Number Coastal/Long Distance Medium549.71.0915
Triple Number Coastal/Long Distance High485.61.2355
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium673.50.8909
Triple Number Windward/Leeward High587.91.0205
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance598.81.0021
Triple Number Coastal/Long Distance Low701.20.8557
Triple Number Coastal/Long Distance Medium549.71.0915
Triple Number Coastal/Long Distance High485.61.2355
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium673.50.8909
Triple Number Windward/Leeward High587.91.0205
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1420.9988.9755.9636.3570.1532.3498.9438.6409.5
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7626
Downwind "popa"0.9672
70% up, 30% down "Ilhabela"0.8142
30% up, 70% down "Ilhabela-inverso"0.8951
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low701.20.8557
Triple Number Coastal/Long Distance Medium549.71.0915
Triple Number Coastal/Long Distance High485.61.2355
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium673.50.8909
Triple Number Windward/Leeward High587.91.0205
Predominantly Upwind603.50.9943
Predominantly Downwind550.71.0896
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP571.51.0500 Predom. Rc High427.51.4036 5B SF Bay L/M737.40.8137 TriNum AP Low701.20.8557 Predom. Dn Low834.10.7193 5B SF Bay Med638.80.9393 TriNum AP Med549.81.0914 Predom. Dn L/M621.70.9651 5B SF Bay M/H581.01.0326 TriNum AP High485.61.2355 Predom. Dn Med535.21.1210 5B SF Bay High537.81.1156 TriNum W/L Low941.50.6373 Predom. Dn M/H468.21.2814 5B AP Low775.40.7738 TriNum W/L Med673.50.8909 Predom. Dn High410.11.4629 5B AP L/M616.90.9726 TriNum W/L Hig587.91.0205 ChiMac Up Low759.50.7900 5B AP Med542.31.1064 Predom. Upwind628.20.9551 ChiMac Up Med685.80.8749 5B AP M/H494.91.2124 Predom. Reaching546.31.0984 ChiMac Up High599.31.0012 5B AP High460.11.3040 Predom. Downwind571.61.0496 ChiMac Off Low721.20.8320 5B W/L Low1055.10.5687 Predom. Up Low864.50.6941 ChiMac Off Med637.90.9407 5B W/L L/M772.70.7765 Predom. Up L/M658.30.9114 ChiMac Off High533.81.1240 5B W/L Med663.20.9047 Predom. Up Med585.81.0243 ChiMac AP Low737.50.8136 5B W/L M/H600.80.9987 Predom. Up M/H547.21.0965 ChiMac AP Med660.10.9090 5B W/L High551.11.0887 Predom. Up High525.21.1424 ChiMac AP High565.71.0606 W/L 60-40 Low1067.10.5623 Predom. Rc Low755.10.7946 BayMac Cove Island846.10.7091 W/L 60-40 L/M784.80.7645 Predom. Rc L/M580.81.0330 BayMac Shore840.50.7139 W/L 60-40 Med678.00.8849 Predom. Rc Med515.31.1643 Harvest Moon478.31.2545 W/L 60-40 M/H621.60.9652 Predom. Rc M/H464.71.2912 5B SF Bay Low892.30.6724 W/L 60-40 High581.01.0326      SA/DSPL Up27.07SA/DSPL Dn68.22
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance598.81.0021
Triple Number Coastal/Long Distance Low701.20.8557
Triple Number Coastal/Long Distance Medium549.71.0915
Triple Number Coastal/Long Distance High485.61.2355
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium673.50.8909
Triple Number Windward/Leeward High587.91.0205
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1420.9988.9755.9636.3570.1532.3498.9438.6409.5
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance598.81.0021
Triple Number Coastal/Long Distance Low701.20.8557
Triple Number Coastal/Long Distance Medium549.71.0915
Triple Number Coastal/Long Distance High485.61.2355
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium673.50.8909
Triple Number Windward/Leeward High587.91.0205
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1420.9988.9755.9636.3570.1532.3498.9438.6409.5
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance598.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1420.9988.9755.9636.3570.1532.3498.9438.6409.5
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low701.20.8557
Triple Number Coastal/Long Distance Medium549.71.0915
Triple Number Coastal/Long Distance High485.61.2355
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium673.50.8909
Triple Number Windward/Leeward High587.91.0205
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating598.81.0021
FinRating, kevyt tuuli1037.90.9635
FinRating, kova tuuli460.61.0855
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low701.20.8557
Triple Number Coastal/Long Distance Medium549.71.0915
Triple Number Coastal/Long Distance High485.61.2355
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium673.50.8909
Triple Number Windward/Leeward High587.91.0205
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance1.0021
Triple Number Coastal/Long Distance Low0.8557
Triple Number Coastal/Long Distance Medium1.0915
Triple Number Coastal/Long Distance High1.2355
Triple Number Windward/Leeward Low0.6675
Triple Number Windward/Leeward Medium0.8909
Triple Number Windward/Leeward High1.0205
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1420.9988.9755.9636.3570.1532.3498.9438.6409.5
For information
General Purpose Handicap (GPH)617.6
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance598.81.0021
Triple Number Coastal/Long Distance Low701.20.8557
Triple Number Coastal/Long Distance Medium549.71.0915
Triple Number Coastal/Long Distance High485.61.2355
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium673.50.8909
Triple Number Windward/Leeward High587.91.0205
Saronikos S All Purpose623.80.9618
Saronikos S Upwind720.40.8328
Saronikos S Downwind505.01.1882
Saronikos N All Purpose661.30.9074
Saronikos N Upwind754.50.7952
Saronikos N Downwind564.01.0637
Saronikos SW All Purpose626.60.9575
Saronikos SW Upwind741.00.8098
Saronikos SW Downwind513.11.1693
Saronikos NE All Purpose682.60.8789
Saronikos NE Upwind709.00.8462
Saronikos NE Downwind629.90.9525
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1420.9988.9755.9636.3570.1532.3498.9438.6409.5
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low701.20.8557
Triple Number Coastal/Long Distance Medium549.71.0915
Triple Number Coastal/Long Distance High485.61.2355
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium673.50.8909
Triple Number Windward/Leeward High587.91.0205
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose571.51.0500
5-Band All Purpose Low845.90.7093
5-Band All Purpose L/M638.70.9394
5-Band All Purpose Med560.31.0709
5-Band All Purpose M/H507.91.1814
5-Band All Purpose High468.41.2809
Single Number Predominant Upwind602.20.9964
Single Number Predominant Reaching527.11.1383
Single Number Predominant Downwind551.81.0874
5-Band 50-50 Windward/Leeward Low1055.10.5687
5-Band 50-50 Windward/Leeward L/M772.70.7765
5-Band 50-50 Windward/Leeward Med663.20.9047
5-Band 50-50 Windward/Leeward M/H600.80.9987
5-Band 50-50 Windward/Leeward High551.11.0887
5-Band 60-40 Windward/Leeward Low1067.10.5623
5-Band 60-40 Windward/Leeward L/M784.80.7645
5-Band 60-40 Windward/Leeward Med678.00.8849
5-Band 60-40 Windward/Leeward M/H621.60.9652
5-Band 60-40 Windward/Leeward High581.01.0326
Triple Number 50-50 Windward/Leeward Low941.50.6373
Triple Number 50-50 Windward/Leeward Med673.60.8908
Triple Number 50-50 Windward/Leeward High588.01.0205
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward693.40.8653
Triple Number 60-40 Windward/Leeward Low953.20.6295
Triple Number 60-40 Windward/Leeward Med687.80.8724
Triple Number 60-40 Windward/Leeward High610.90.9821
Triple Number All-Purpose Low760.90.7885
Triple Number All-Purpose Med568.21.0559
Triple Number All-Purpose High497.41.2064
Triple Number Predominant Upwind Low785.70.7636
Triple Number Predominant Upwind Med594.81.0087
Triple Number Predominant Upwind High549.21.0924
Triple Number Predominant Reaching Low687.50.8727
Triple Number Predominant Reaching Med531.61.1287
Triple Number Predominant Reaching High445.61.3465
Triple Number Predominant Downwind Low747.70.8024
Triple Number Predominant Downwind Med545.01.1009
Triple Number Predominant Downwind High441.11.3603
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance598.81.0021
Triple Number Coastal/Long Distance Low701.20.8557
Triple Number Coastal/Long Distance Medium549.71.0915
Triple Number Coastal/Long Distance High485.61.2355
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium673.50.8909
Triple Number Windward/Leeward High587.91.0205
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1420.9988.9755.9636.3570.1532.3498.9438.6409.5
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance598.81.0021
Triple Number Coastal/Long Distance Low701.20.8557
Triple Number Coastal/Long Distance Medium549.71.0915
Triple Number Coastal/Long Distance High485.61.2355
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium673.50.8909
Triple Number Windward/Leeward High587.91.0205
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1420.9988.9755.9636.3570.1532.3498.9438.6409.5
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low701.2
Triple Number Coastal/Long Distance Medium549.7
Triple Number Coastal/Long Distance High485.6
Triple Number Windward/Leeward Low898.9
Triple Number Windward/Leeward Medium673.5
Triple Number Windward/Leeward High587.9
Predominantly Upwind603.5
Predominantly Downwind550.7
Predominantly Reaching532.1
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance598.81.0021
Triple Number Coastal/Long Distance Low701.20.8557
Triple Number Coastal/Long Distance Medium549.71.0915
Triple Number Coastal/Long Distance High485.61.2355
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium673.50.8909
Triple Number Windward/Leeward High587.91.0205
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1420.9988.9755.9636.3570.1532.3498.9438.6409.5
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8557
Triple Number Coastal/Long Distance Medium1.0915
Triple Number Coastal/Long Distance High1.2355
Triple Number Windward/Leeward Low0.6675
Triple Number Windward/Leeward Medium0.8909
Triple Number Windward/Leeward High1.0205
Coastal/Long Distance1.0021
Predominantly Upwind0.9943
Predominantly Downwind1.0896
For information
General Purpose Handicap (GPH)617.6
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0879
Distanseseilas Trippeltall svak vind0.8557
Distanseseilas Trippeltall mellomvind1.0915
Distanseseilas Trippeltall sterk vind1.2355
Pølsebane Trippeltall svak vind0.6675
Pølsebane Trippeltall mellomvind0.8909
Pølsebane Trippeltall sterk vind1.0205
Motvind Singeltall0.9943
Medvind Singeltall1.0896
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low701.20.8557
Triple Number Coastal/Long Distance Medium549.71.0915
Triple Number Coastal/Long Distance High485.61.2355
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium673.50.8909
Triple Number Windward/Leeward High587.91.0205
Coastal/Long Distance598.81.0021
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind603.50.9943
Predominantly Downwind550.71.0896
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore518.01.1583
Cape Doctor Coastal439.41.3654
Triple Number Coastal/Long Distance Low701.20.8557
Triple Number Coastal/Long Distance Medium549.71.0915
Triple Number Coastal/Long Distance High485.61.2355
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium673.50.8909
Triple Number Windward/Leeward High587.91.0205
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8557
Triple Number Coastal/Long Distance Medium1.0915
Triple Number Coastal/Long Distance High1.2355
Triple Number Windward/Leeward Low0.6675
Triple Number Windward/Leeward Medium0.8909
Triple Number Windward/Leeward High1.0205
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8557
Triple Number Coastal/Long Distance Medium1.0915
Triple Number Coastal/Long Distance High1.2355
Triple Number Windward/Leeward Low0.6675
Triple Number Windward/Leeward Medium0.8909
Triple Number Windward/Leeward High1.0205
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance598.81.0021
Triple Number Coastal/Long Distance Low701.20.8557
Triple Number Coastal/Long Distance Medium549.71.0915
Triple Number Coastal/Long Distance High485.61.2355
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium673.50.8909
Triple Number Windward/Leeward High587.91.0205
Predominantly Upwind603.50.9943
Predominantly Downwind550.71.0896
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1420.9988.9755.9636.3570.1532.3498.9438.6409.5
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance598.81.0021
Triple Number Coastal/Long Distance Low701.20.8557
Triple Number Coastal/Long Distance Medium549.71.0915
Triple Number Coastal/Long Distance High485.61.2355
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium673.50.8909
Triple Number Windward/Leeward High587.91.0205
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1420.9988.9755.9636.3570.1532.3498.9438.6409.5
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP571.51.0500 Predom. Dn High410.11.4629 5B AP M/H494.91.2124 TriNum AP Low701.20.8557 Predom. Rc Low755.10.7946 5B AP High460.11.3040 TriNum AP Med549.81.0914 Predom. Rc L/M580.81.0330 5B SF Bay Low892.30.6724 TriNum AP High485.61.2355 Predom. Rc Med515.31.1643 5B SF Bay L/M737.40.8137 TriNum W/L Low941.50.6373 Predom. Rc M/H464.71.2912 5B SF Bay Med638.80.9393 TriNum W/L Med673.50.8909 Predom. Rc High427.51.4036 5B SF Bay M/H581.01.0326 TriNum W/L Hig587.91.0205 5B W/L Low1055.10.5687 5B SF Bay High537.81.1156 Predom. Upwind628.20.9551 5B W/L L/M772.70.7765 ChiMac Up Low759.50.7900 Predom. Reaching546.31.0984 5B W/L Med663.20.9047 ChiMac Up Med685.80.8749 Predom. Downwind571.61.0496 5B W/L M/H600.80.9987 ChiMac Up High599.31.0012 Predom. Up Low864.50.6941 5B W/L High551.11.0887 ChiMac Off Low721.20.8320 Predom. Up L/M658.30.9114 W/L 60-40 Low1067.10.5623 ChiMac Off Med637.90.9407 Predom. Up Med585.81.0243 W/L 60-40 L/M784.80.7645 ChiMac Off High533.81.1240 Predom. Up M/H547.21.0965 W/L 60-40 Med678.00.8849 ChiMac AP Low737.50.8136 Predom. Up High525.21.1424 W/L 60-40 M/H621.60.9652 ChiMac AP Med660.10.9090 Predom. Dn Low834.10.7193 W/L 60-40 High581.01.0326 ChiMac AP High565.71.0606 Predom. Dn L/M621.70.9651 5B AP Low775.40.7738 BayMac Cove Island846.10.7091 Predom. Dn Med535.21.1210 5B AP L/M616.90.9726 BayMac Shore840.50.7139 Predom. Dn M/H468.21.2814 5B AP Med542.31.1064 Harvest Moon478.31.2545      SA/DSPL Up27.07SA/DSPL Dn68.22
ORC Ref  04560004V20 Issued on 09/07/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
LAST CALLUSA 91
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ 88MeasurementHIN854128TPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall8.957Maximum beam2.854Draft1.958Displacement2,345Wetted area16.27IMS L8.592LSM08.220Accomod. length8.957Sink (kg/mm) 12.49
VCGD-0.395VCGM-0.301 RM Rated (kg·m) 57.0Limit of positive stability(°) 126.3 Stability Index 121.7 BLR index 0.0000Default crew weight520 Declared crew weight 538
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.360PBW0.113PIPA0.0035
EDL1.841ST10.065ST20.180
ST30.180ST40.110ST50.270
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialCarbonSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P11.205IG11.605ISP12.719MDT10.100MDL10.153MDT20.100MDL20.118TL1.862MW0.143GO0.170
E3.665J3.430BAS1.296FSD0.027SFJ0.201SPLWPLTPS5.720BD0.100MWT76.00MCG4.640
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered57.0Flotation Date08/07/2026
SFFP0.759FFM1.028FF1.028LCFcl4.942SG
SAFP8.905FAM0.745FA0.745LCFsh5.151HBI0.874
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04560004V20 Issued on 09/07/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
LAST CALLUSA 91
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMn0.471.051.692.603.1626.6201/06/2026118799
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentLM0.080.510.941.852.743.6011.58YesNo 21.2901/06/2026187806
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA214.9012.0013.458.458.19103%94.1301/06/2026164589
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
ORC Ref  04560004V20 Issued on 09/07/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org