Club Certificate2026
JAHAZIUSA 52039
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 Angles46.1°43.4°41.4°39.4°38.0°37.2°36.8°36.7°37.1°
Beat VMG2.683.814.655.245.525.665.745.845.83
52°4.215.836.907.487.747.857.938.038.06
60°4.556.157.147.657.918.058.138.268.32
75°4.816.367.297.778.088.308.458.668.81
90°4.666.217.227.778.128.428.679.069.37
110°4.436.287.498.098.518.819.089.6210.18
120°4.316.187.438.098.589.039.4810.2811.14
135°3.835.506.937.788.338.879.4511.1413.03
150°3.174.635.856.957.758.238.699.7912.01
Run VMG2.754.015.076.026.757.187.568.4810.40
Gybe Angles139.3°142.8°146.5°147.7°152.8°154.8°156.4°145.1°143.2°
APH ToD:506.6CDL: 10.868APH ToT: 1.1844CertNo:US6842
BOAT
ClassJ 120DesignerJOHNSTONEBuilderTILLOTSON-PEARSONAge date04/2001Series date06/1994Offset fileJ120.offData fileUS6842
HULL
Length Overall12.244 mMaximum Beam3.674 mDraft2.154 mDisplacement6,705 kgDLR5.0387IMS DivisionCruiser/RacerDynamic Allowance0.010%Age Allowance0.650%RS Assessment-0.203%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.436m
CREW
Maximum weight840 kg(declared)Minimum weight710 kg ✱ when appliedCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail45.8446.96Headsail Luffed51.9851.98Headsail FlyingSymmetricAsymmetric165.05165.05 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail13.46Storm Jib11.90Heavy Weather Jib32.12
SAIL LIMITS
Headsails6Spinnakers5
STABILITY
Righting Moment 182.4 kg·m Stability Index 122.5
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  04560004SIT Issued on 08/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
JAHAZIUSA 52039
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 VMG1345.6945.5773.5687.6652.3635.9627.0616.9617.3
52°854.3618.0521.9481.6465.4458.4454.2448.5446.5
60°790.4585.8504.2470.5455.1447.4442.7435.9432.6
75°749.1566.5494.0463.0445.6433.7426.1415.6408.6
90°772.7579.6498.6463.5443.2427.5415.0397.3384.3
110°812.4573.4481.0444.7422.9408.5396.4374.2353.7
120°835.6582.6484.5445.1419.4398.5379.6350.1323.0
135°938.9654.3519.7462.8432.1406.0381.0323.2276.3
150°1134.0777.1614.9518.2464.3437.5414.5367.6299.8
Run VMG1309.5897.3710.1598.4533.4501.2475.9424.5346.2
Selected Courses
Windward / Leeward1327.6921.4741.8643.0592.9568.6551.5520.7481.8
All purpose1003.2709.4583.3521.2489.5471.5457.6433.0408.0
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward621.60.9652
All purpose506.61.1844
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low646.30.9283
Triple Number Coastal/Long Distance Medium503.41.1919
Triple Number Coastal/Long Distance High451.81.3279
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium616.00.9741
Triple Number Windward/Leeward High544.21.1025
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance550.51.0898
Triple Number Coastal/Long Distance Low646.30.9283
Triple Number Coastal/Long Distance Medium503.41.1919
Triple Number Coastal/Long Distance High451.81.3279
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium616.00.9741
Triple Number Windward/Leeward High544.21.1025
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1325.8919.0698.6583.4520.9488.7461.9416.9392.1
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.8504
Downwind "popa"1.0143
70% up, 30% down "Ilhabela"0.8937
30% up, 70% down "Ilhabela-inverso"0.9588
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low646.30.9283
Triple Number Coastal/Long Distance Medium503.41.1919
Triple Number Coastal/Long Distance High451.81.3279
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium616.00.9741
Triple Number Windward/Leeward High544.21.1025
Predominantly Upwind547.81.0953
Predominantly Downwind512.61.1705
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP527.11.1382 Predom. Rc High406.21.4770 5B SF Bay L/M677.20.8860 TriNum AP Low646.40.9283 Predom. Dn Low783.50.7658 5B SF Bay Med584.01.0274 TriNum AP Med503.41.1918 Predom. Dn L/M577.41.0392 5B SF Bay M/H534.71.1221 TriNum AP High451.81.3279 Predom. Dn Med495.61.2107 5B SF Bay High503.71.1913 TriNum W/L Low871.30.6886 Predom. Dn M/H444.41.3503 5B AP Low717.60.8361 TriNum W/L Med616.00.9741 Predom. Dn High403.51.4870 5B AP L/M566.11.0598 TriNum W/L Hig544.21.1025 ChiMac Up Low690.10.8695 5B AP Med496.91.2075 Predom. Upwind570.61.0516 ChiMac Up Med622.90.9633 5B AP M/H458.51.3087 Predom. Reaching504.81.1887 ChiMac Up High544.71.1014 5B AP High432.91.3860 Predom. Downwind534.91.1216 ChiMac Off Low673.60.8907 5B W/L Low978.10.6135 Predom. Up Low786.40.7630 ChiMac Off Med595.41.0078 5B W/L L/M711.40.8434 Predom. Up L/M597.81.0037 ChiMac Off High501.51.1965 5B W/L Med606.10.9899 Predom. Up Med531.11.1298 ChiMac AP Low679.20.8835 5B W/L M/H552.61.0857 Predom. Up M/H498.31.2042 ChiMac AP Med607.40.9878 5B W/L High519.31.1554 Predom. Up High479.81.2506 ChiMac AP High522.31.1487 W/L 60-40 Low983.00.6104 Predom. Rc Low698.70.8588 BayMac Cove Island780.90.7683 W/L 60-40 L/M719.30.8342 Predom. Rc L/M534.31.1230 BayMac Shore775.00.7742 W/L 60-40 Med617.60.9716 Predom. Rc Med473.31.2678 Harvest Moon447.61.3406 W/L 60-40 M/H567.91.0565 Predom. Rc M/H434.91.3797 5B SF Bay Low823.20.7288 W/L 60-40 High539.21.1128      SA/DSPL Up27.34SA/DSPL Dn58.93
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance550.51.0898
Triple Number Coastal/Long Distance Low646.30.9283
Triple Number Coastal/Long Distance Medium503.41.1919
Triple Number Coastal/Long Distance High451.81.3279
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium616.00.9741
Triple Number Windward/Leeward High544.21.1025
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1325.8919.0698.6583.4520.9488.7461.9416.9392.1
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance550.51.0898
Triple Number Coastal/Long Distance Low646.30.9283
Triple Number Coastal/Long Distance Medium503.41.1919
Triple Number Coastal/Long Distance High451.81.3279
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium616.00.9741
Triple Number Windward/Leeward High544.21.1025
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1325.8919.0698.6583.4520.9488.7461.9416.9392.1
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance550.5
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1325.8919.0698.6583.4520.9488.7461.9416.9392.1
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low646.30.9283
Triple Number Coastal/Long Distance Medium503.41.1919
Triple Number Coastal/Long Distance High451.81.3279
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium616.00.9741
Triple Number Windward/Leeward High544.21.1025
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating550.51.0898
FinRating, kevyt tuuli962.91.0385
FinRating, kova tuuli434.11.1519
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low646.30.9283
Triple Number Coastal/Long Distance Medium503.41.1919
Triple Number Coastal/Long Distance High451.81.3279
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium616.00.9741
Triple Number Windward/Leeward High544.21.1025
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance1.0898
Triple Number Coastal/Long Distance Low0.9283
Triple Number Coastal/Long Distance Medium1.1919
Triple Number Coastal/Long Distance High1.3279
Triple Number Windward/Leeward Low0.7215
Triple Number Windward/Leeward Medium0.9741
Triple Number Windward/Leeward High1.1025
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1325.8919.0698.6583.4520.9488.7461.9416.9392.1
For information
General Purpose Handicap (GPH)567.6
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance550.51.0898
Triple Number Coastal/Long Distance Low646.30.9283
Triple Number Coastal/Long Distance Medium503.41.1919
Triple Number Coastal/Long Distance High451.81.3279
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium616.00.9741
Triple Number Windward/Leeward High544.21.1025
Saronikos S All Purpose576.01.0416
Saronikos S Upwind648.30.9256
Saronikos S Downwind489.61.2255
Saronikos N All Purpose603.50.9941
Saronikos N Upwind677.20.8860
Saronikos N Downwind532.91.1258
Saronikos SW All Purpose578.61.0370
Saronikos SW Upwind667.50.8988
Saronikos SW Downwind492.21.2189
Saronikos NE All Purpose626.50.9577
Saronikos NE Upwind637.40.9413
Saronikos NE Downwind598.11.0031
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1325.8919.0698.6583.4520.9488.7461.9416.9392.1
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low646.30.9283
Triple Number Coastal/Long Distance Medium503.41.1919
Triple Number Coastal/Long Distance High451.81.3279
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium616.00.9741
Triple Number Windward/Leeward High544.21.1025
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose527.11.1382
5-Band All Purpose Low781.70.7675
5-Band All Purpose L/M586.61.0229
5-Band All Purpose Med513.01.1697
5-Band All Purpose M/H471.31.2732
5-Band All Purpose High442.21.3569
Single Number Predominant Upwind546.71.0975
Single Number Predominant Reaching486.11.2343
Single Number Predominant Downwind513.31.1688
5-Band 50-50 Windward/Leeward Low978.10.6135
5-Band 50-50 Windward/Leeward L/M711.40.8434
5-Band 50-50 Windward/Leeward Med606.10.9899
5-Band 50-50 Windward/Leeward M/H552.61.0857
5-Band 50-50 Windward/Leeward High519.31.1554
5-Band 60-40 Windward/Leeward Low983.00.6104
5-Band 60-40 Windward/Leeward L/M719.30.8342
5-Band 60-40 Windward/Leeward Med617.60.9716
5-Band 60-40 Windward/Leeward M/H567.91.0565
5-Band 60-40 Windward/Leeward High539.21.1128
Triple Number 50-50 Windward/Leeward Low871.30.6886
Triple Number 50-50 Windward/Leeward Med616.00.9740
Triple Number 50-50 Windward/Leeward High544.21.1025
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward633.00.9478
Triple Number 60-40 Windward/Leeward Low877.00.6842
Triple Number 60-40 Windward/Leeward Med626.80.9572
Triple Number 60-40 Windward/Leeward High560.51.0705
Triple Number All-Purpose Low702.50.8541
Triple Number All-Purpose Med519.91.1540
Triple Number All-Purpose High463.71.2939
Triple Number Predominant Upwind Low715.50.8386
Triple Number Predominant Upwind Med539.11.1130
Triple Number Predominant Upwind High498.31.2040
Triple Number Predominant Reaching Low635.30.9445
Triple Number Predominant Reaching Med486.71.2328
Triple Number Predominant Reaching High419.31.4308
Triple Number Predominant Downwind Low699.50.8578
Triple Number Predominant Downwind Med504.51.1892
Triple Number Predominant Downwind High425.41.4106
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance550.51.0898
Triple Number Coastal/Long Distance Low646.30.9283
Triple Number Coastal/Long Distance Medium503.41.1919
Triple Number Coastal/Long Distance High451.81.3279
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium616.00.9741
Triple Number Windward/Leeward High544.21.1025
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1325.8919.0698.6583.4520.9488.7461.9416.9392.1
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance550.51.0898
Triple Number Coastal/Long Distance Low646.30.9283
Triple Number Coastal/Long Distance Medium503.41.1919
Triple Number Coastal/Long Distance High451.81.3279
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium616.00.9741
Triple Number Windward/Leeward High544.21.1025
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1325.8919.0698.6583.4520.9488.7461.9416.9392.1
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low646.3
Triple Number Coastal/Long Distance Medium503.4
Triple Number Coastal/Long Distance High451.8
Triple Number Windward/Leeward Low831.6
Triple Number Windward/Leeward Medium616.0
Triple Number Windward/Leeward High544.2
Predominantly Upwind547.8
Predominantly Downwind512.6
Predominantly Reaching493.1
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance550.51.0898
Triple Number Coastal/Long Distance Low646.30.9283
Triple Number Coastal/Long Distance Medium503.41.1919
Triple Number Coastal/Long Distance High451.81.3279
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium616.00.9741
Triple Number Windward/Leeward High544.21.1025
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1325.8919.0698.6583.4520.9488.7461.9416.9392.1
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.9283
Triple Number Coastal/Long Distance Medium1.1919
Triple Number Coastal/Long Distance High1.3279
Triple Number Windward/Leeward Low0.7215
Triple Number Windward/Leeward Medium0.9741
Triple Number Windward/Leeward High1.1025
Coastal/Long Distance1.0898
Predominantly Upwind1.0953
Predominantly Downwind1.1705
For information
General Purpose Handicap (GPH)567.6
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.1844
Distanseseilas Trippeltall svak vind0.9283
Distanseseilas Trippeltall mellomvind1.1919
Distanseseilas Trippeltall sterk vind1.3279
Pølsebane Trippeltall svak vind0.7215
Pølsebane Trippeltall mellomvind0.9741
Pølsebane Trippeltall sterk vind1.1025
Motvind Singeltall1.0953
Medvind Singeltall1.1705
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low646.30.9283
Triple Number Coastal/Long Distance Medium503.41.1919
Triple Number Coastal/Long Distance High451.81.3279
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium616.00.9741
Triple Number Windward/Leeward High544.21.1025
Coastal/Long Distance550.51.0898
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind547.81.0953
Predominantly Downwind512.61.1705
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore493.41.2160
Cape Doctor Coastal415.51.4441
Triple Number Coastal/Long Distance Low646.30.9283
Triple Number Coastal/Long Distance Medium503.41.1919
Triple Number Coastal/Long Distance High451.81.3279
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium616.00.9741
Triple Number Windward/Leeward High544.21.1025
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.9283
Triple Number Coastal/Long Distance Medium1.1919
Triple Number Coastal/Long Distance High1.3279
Triple Number Windward/Leeward Low0.7215
Triple Number Windward/Leeward Medium0.9741
Triple Number Windward/Leeward High1.1025
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.9283
Triple Number Coastal/Long Distance Medium1.1919
Triple Number Coastal/Long Distance High1.3279
Triple Number Windward/Leeward Low0.7215
Triple Number Windward/Leeward Medium0.9741
Triple Number Windward/Leeward High1.1025
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance550.51.0898
Triple Number Coastal/Long Distance Low646.30.9283
Triple Number Coastal/Long Distance Medium503.41.1919
Triple Number Coastal/Long Distance High451.81.3279
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium616.00.9741
Triple Number Windward/Leeward High544.21.1025
Predominantly Upwind547.81.0953
Predominantly Downwind512.61.1705
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1325.8919.0698.6583.4520.9488.7461.9416.9392.1
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance550.51.0898
Triple Number Coastal/Long Distance Low646.30.9283
Triple Number Coastal/Long Distance Medium503.41.1919
Triple Number Coastal/Long Distance High451.81.3279
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium616.00.9741
Triple Number Windward/Leeward High544.21.1025
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1325.8919.0698.6583.4520.9488.7461.9416.9392.1
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP527.11.1382 Predom. Dn High403.51.4870 5B AP M/H458.51.3087 TriNum AP Low646.40.9283 Predom. Rc Low698.70.8588 5B AP High432.91.3860 TriNum AP Med503.41.1918 Predom. Rc L/M534.31.1230 5B SF Bay Low823.20.7288 TriNum AP High451.81.3279 Predom. Rc Med473.31.2678 5B SF Bay L/M677.20.8860 TriNum W/L Low871.30.6886 Predom. Rc M/H434.91.3797 5B SF Bay Med584.01.0274 TriNum W/L Med616.00.9741 Predom. Rc High406.21.4770 5B SF Bay M/H534.71.1221 TriNum W/L Hig544.21.1025 5B W/L Low978.10.6135 5B SF Bay High503.71.1913 Predom. Upwind570.61.0516 5B W/L L/M711.40.8434 ChiMac Up Low690.10.8695 Predom. Reaching504.81.1887 5B W/L Med606.10.9899 ChiMac Up Med622.90.9633 Predom. Downwind534.91.1216 5B W/L M/H552.61.0857 ChiMac Up High544.71.1014 Predom. Up Low786.40.7630 5B W/L High519.31.1554 ChiMac Off Low673.60.8907 Predom. Up L/M597.81.0037 W/L 60-40 Low983.00.6104 ChiMac Off Med595.41.0078 Predom. Up Med531.11.1298 W/L 60-40 L/M719.30.8342 ChiMac Off High501.51.1965 Predom. Up M/H498.31.2042 W/L 60-40 Med617.60.9716 ChiMac AP Low679.20.8835 Predom. Up High479.81.2506 W/L 60-40 M/H567.91.0565 ChiMac AP Med607.40.9878 Predom. Dn Low783.50.7658 W/L 60-40 High539.21.1128 ChiMac AP High522.31.1487 Predom. Dn L/M577.41.0392 5B AP Low717.60.8361 BayMac Cove Island780.90.7683 Predom. Dn Med495.61.2107 5B AP L/M566.11.0598 BayMac Shore775.00.7742 Predom. Dn M/H444.41.3503 5B AP Med496.91.2075 Harvest Moon447.61.3406      SA/DSPL Up27.34SA/DSPL Dn58.93
ORC Ref  04560004SIT Issued on 08/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
JAHAZIUSA 52039
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ 120Measurement27/09/1999HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall12.244Maximum beam3.674Draft2.154Displacement6,705Wetted area30.27IMS L11.257LSM010.998Accomod. length11.941Sink (kg/mm) 22.92
VCGD-0.089VCGM-0.151 RM Rated (kg·m) 182.4Limit of positive stability(°) 119.6 Stability Index 122.5 BLR index 0.0000Default crew weight788 Declared crew weight 840
Centerboard weight0.0List angle0.0Canting keel angle0.0
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.436PBW0.138PIPA0.0053
PSD0.025PHD0.074PHL0.125
PSA19.0°ESL0.979
ST10.019ST20.083ST30.083
ST40.055ST50.217
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysYesSpreaders2Rotating mastNo
P14.174IG15.326ISP16.051MDT10.122MDL10.226MDT20.113MDL20.183TL2.317MW0.183GO0.211
E5.426J4.420BAS1.680FSD0.028SFJ0.000SPLWPLTPS6.731BD0.156MWT209.00MCG5.030
PY0.000MDT1Y0.000MDL1Y0.000MDT2Y0.000MDL2Y0.000TLY0.000BASY0.000EY0.000BDY0.000IY0.000EB0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered185.0Flotation Date27/09/1999
SFFP0.914FFM1.219FF1.226LCFcl6.685SG
SAFP11.631FAM0.904FA0.908LCFsh6.932HBI1.085
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04560004SIT Issued on 08/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
JAHAZIUSA 52039
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment24620350.201.152.053.504.5645.842019-3Di 760
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentJ10.080.881.713.375.066.8515.28NoNo 51.9812/12/2024198271
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA2 201919.0316.0017.5211.2111.7096%165.052462016
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length11.9 mTable area0.55 m²Headroom1.81 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity148 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity88 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04560004SIT Issued on 08/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org