Club
Certificate
2023

Boat

BASIC

JPN 3387

JAPAN SAILING FEDERATION
4-2, Kasumigaokacho,
Shinjuku, Tokyo
Japan
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles41.8°39.4°37.0°36.3°35.8°35.7°36.0°
Beat VMG3.814.544.925.075.155.205.22
52°5.716.496.806.947.037.097.14
60°5.966.646.957.117.217.287.37
75°6.116.757.087.327.497.617.76
90°5.996.727.117.417.677.898.21
110°5.736.707.207.597.948.248.72
120°5.546.557.117.567.978.409.31
135°4.966.076.777.237.688.159.36
150°4.145.256.186.807.247.668.62
Run VMG3.594.555.386.076.657.097.89
Gybe Angles140.8°148.7°153.8°162.2°175.4°179.0°179.0°

APH: 558.1

CDL: 8.738

GPH: 620.5

CertNo: 230420

BOAT
ClassSEAM 31DesignerI.YOKOYAMABuilderTSUBOI YACHTAge date08/1999Series date06/1999Offset fileJCBIY89.OFFData fileJC230420
HULL
Length Overall9.500 mMaximum Beam3.238 mDraft2.000 mDisplacement3,167 kgDLR5.5318IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.380m
CREW
Maximum weight528 kgMinimum weight396 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail35.0235.93Headsail Luffed26.9926.99Headsail FlyingSymmetric61.4761.47Asymmetric
STORM SAIL AREAS (m²)
Trysail10.02Storm Jib7.20Heavy Weather Jib19.44
SAIL LIMITS
Headsails5  Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
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  03390002LVWIssued on 17/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

BASIC

JPN 3387

JAPAN SAILING FEDERATION
4-2, Kasumigaokacho,
Shinjuku, Tokyo
Japan
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG944.4793.2732.0709.8698.5691.7689.5
52°630.6554.9529.1518.4512.2508.1504.0
60°604.3541.9518.2506.2499.3494.4488.7
75°589.5533.4508.2491.7480.6473.1463.7
90°600.7536.0506.6486.0469.5456.3438.5
110°628.4537.5500.3474.3453.6436.7413.0
120°650.1549.3506.4476.4451.7428.5386.8
135°726.4593.1532.1498.1468.7441.7384.5
150°868.6685.4582.4529.1497.4469.8417.7
Run VMG1002.9791.5669.5593.4541.3508.0456.3
Selected Courses
Windward / Leeward973.7792.3700.8651.6619.9599.9572.9
All purpose750.7630.3574.3543.6523.2507.8483.8
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward676.20.8874
All purpose558.11.0751
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium555.91.0793
Triple Number Coastal/Long Distance High502.61.1937
Triple Number Windward/Leeward Low883.00.6795
Triple Number Windward/Leeward Medium671.70.8932
Triple Number Windward/Leeward High594.81.0088
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance604.20.9931
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium555.91.0793
Triple Number Coastal/Long Distance High502.61.1937
Triple Number Windward/Leeward Low883.00.6795
Triple Number Windward/Leeward Medium671.70.8932
Triple Number Windward/Leeward High594.81.0088
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance976.6749.5639.0577.3542.0512.6462.9
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7986
Downwind "popa"0.9205
70% up, 30% down "Ilhabela"0.8316
30% up, 70% down "Ilhabela-inverso"0.8802
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium555.91.0793
Triple Number Coastal/Long Distance High502.61.1937
Triple Number Windward/Leeward Low883.00.6795
Triple Number Windward/Leeward Medium671.70.8932
Triple Number Windward/Leeward High594.81.0088
Predominantly Upwind597.71.0038
Predominantly Downwind569.41.0538
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low690.50.8689
Triple Number All Purpose Medium555.91.0793
Triple Number All Purpose High502.61.1937
Triple Number Windward/Leeward Low883.00.6795
Triple Number Windward/Leeward Medium671.70.8932
Triple Number Windward/Leeward High594.81.0088
Predominantly Upwind597.71.0038
Predominantly Downwind569.41.0538
Predominantly Upwind Low749.80.8002
Predominantly Upwind Medium615.00.9756
Predominantly Upwind High586.21.0236
Predominantly Downwind Low769.70.7795
Predominantly Downwind Medium568.81.0549
Predominantly Downwind High474.51.2645
Chicago-Mac Upwind0.9886
Chicago-Mac All Purpose1.0101
Chicago-Mac Downwind1.0361
Bayview-Mac Cove Island0.9533
Bayview-Mac Shore0.9632
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching533.81.1241
Predominantly Reaching Low631.70.9498
Predominantly Reaching Medium530.91.1301
Predominantly Reaching High472.31.2704
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low959.70.6252
5-Band Low / Medium812.70.7383
5-Band Medium661.80.9066
5-Band Medium / High603.00.9950
5-Band High577.61.0388
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance604.20.9931
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium555.91.0793
Triple Number Coastal/Long Distance High502.61.1937
Triple Number Windward/Leeward Low883.00.6795
Triple Number Windward/Leeward Medium671.70.8932
Triple Number Windward/Leeward High594.81.0088
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance976.6749.5639.0577.3542.0512.6462.9
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance604.20.9931
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium555.91.0793
Triple Number Coastal/Long Distance High502.61.1937
Triple Number Windward/Leeward Low883.00.6795
Triple Number Windward/Leeward Medium671.70.8932
Triple Number Windward/Leeward High594.81.0088
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance976.6749.5639.0577.3542.0512.6462.9
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance604.2
Triple Number Coastal/Long Distance Low690.5
Triple Number Coastal/Long Distance Medium555.9
Triple Number Coastal/Long Distance High502.6
Triple Number Windward/Leeward Low883.0
Triple Number Windward/Leeward Medium671.7
Triple Number Windward/Leeward High594.8
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance976.6749.5639.0577.3542.0512.6462.9
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance604.20.9931
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium555.91.0793
Triple Number Coastal/Long Distance High502.61.1937
Triple Number Windward/Leeward Low883.00.6795
Triple Number Windward/Leeward Medium671.70.8932
Triple Number Windward/Leeward High594.81.0088
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance976.6749.5639.0577.3542.0512.6462.9
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)604.20.9931
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium555.91.0793
Triple Number Coastal/Long Distance High502.61.1937
Triple Number Windward/Leeward Low883.00.6795
Triple Number Windward/Leeward Medium671.70.8932
Triple Number Windward/Leeward High594.81.0088
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance976.6749.5639.0577.3542.0512.6462.9
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium555.91.0793
Triple Number Coastal/Long Distance High502.61.1937
Triple Number Windward/Leeward Low883.00.6795
Triple Number Windward/Leeward Medium671.70.8932
Triple Number Windward/Leeward High594.81.0088
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8689
Triple Number Coastal/Long Distance Medium1.0793
Triple Number Coastal/Long Distance High1.1937
Triple Number Windward/Leeward Low0.6795
Triple Number Windward/Leeward Medium0.8932
Triple Number Windward/Leeward High1.0088
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance976.6749.5639.0577.3542.0512.6462.9
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance604.20.9931
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium555.91.0793
Triple Number Coastal/Long Distance High502.61.1937
Triple Number Windward/Leeward Low883.00.6795
Triple Number Windward/Leeward Medium671.70.8932
Triple Number Windward/Leeward High594.81.0088
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance976.6749.5639.0577.3542.0512.6462.9
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium555.91.0793
Triple Number Coastal/Long Distance High502.61.1937
Triple Number Windward/Leeward Low883.00.6795
Triple Number Windward/Leeward Medium671.70.8932
Triple Number Windward/Leeward High594.81.0088
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance604.20.9931
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium555.91.0793
Triple Number Coastal/Long Distance High502.61.1937
Triple Number Windward/Leeward Low883.00.6795
Triple Number Windward/Leeward Medium671.70.8932
Triple Number Windward/Leeward High594.81.0088
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance976.6749.5639.0577.3542.0512.6462.9
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low883.00.6795
Triple Number Windward/Leeward Medium671.70.8932
Triple Number Windward/Leeward High594.81.0088
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance976.6749.5639.0577.3542.0512.6462.9
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low690.5
Triple Number Coastal/Long Distance Medium555.9
Triple Number Coastal/Long Distance High502.6
Triple Number Windward/Leeward Low883.0
Triple Number Windward/Leeward Medium671.7
Triple Number Windward/Leeward High594.8
Predominantly Upwind597.7
Predominantly Downwind569.4
Predominantly Reaching546.2
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance604.20.9931
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium555.91.0793
Triple Number Coastal/Long Distance High502.61.1937
Triple Number Windward/Leeward Low883.00.6795
Triple Number Windward/Leeward Medium671.70.8932
Triple Number Windward/Leeward High594.81.0088
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance976.6749.5639.0577.3542.0512.6462.9
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8689
Triple Number Coastal/Long Distance Medium1.0793
Triple Number Coastal/Long Distance High1.1937
Triple Number Windward/Leeward Low0.6795
Triple Number Windward/Leeward Medium0.8932
Triple Number Windward/Leeward High1.0088
Coastal/Long Distance0.9931
Predominantly Upwind1.0038
Predominantly Downwind1.0538
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8689
Tretall Distanseseilas Mellomvind1.0793
Tretall Distanseseilas Mye vind1.1937
Tretall Pølsebane Lite vind0.6795
Tretall Pølsebane Mellomvind0.8932
Tretall Pølsebane Mye vind1.0088
Distanseseilas ett tall (OSN 8-16kn)0.9931
Distanseseilas ett tall (APH 6-20kn)1.0751
Enkeltall Motvind1.0038
Enkeltall Medvind1.0538
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium555.91.0793
Triple Number Coastal/Long Distance High502.61.1937
Triple Number Windward/Leeward Low883.00.6795
Triple Number Windward/Leeward Medium671.70.8932
Triple Number Windward/Leeward High594.81.0088
Coastal/Long Distance604.20.9931
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind597.71.0038
Predominantly Downwind569.41.0538
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore581.01.0327
Cape Doctor Coastal491.01.2220
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium555.91.0793
Triple Number Coastal/Long Distance High502.61.1937
Triple Number Windward/Leeward Low883.00.6795
Triple Number Windward/Leeward Medium671.70.8932
Triple Number Windward/Leeward High594.81.0088
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8689
Triple Number Coastal/Long Distance Medium1.0793
Triple Number Coastal/Long Distance High1.1937
Triple Number Windward/Leeward Low0.6795
Triple Number Windward/Leeward Medium0.8932
Triple Number Windward/Leeward High1.0088
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8689
Triple Number Coastal/Long Distance Medium1.0793
Triple Number Coastal/Long Distance High1.1937
Triple Number Windward/Leeward Low0.6795
Triple Number Windward/Leeward Medium0.8932
Triple Number Windward/Leeward High1.0088
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance604.20.9931
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium555.91.0793
Triple Number Coastal/Long Distance High502.61.1937
Triple Number Windward/Leeward Low883.00.6795
Triple Number Windward/Leeward Medium671.70.8932
Triple Number Windward/Leeward High594.81.0088
Predominantly Upwind597.71.0038
Predominantly Downwind569.41.0538
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance976.6749.5639.0577.3542.0512.6462.9
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance604.20.9931
Triple Number Coastal/Long Distance Low690.50.8689
Triple Number Coastal/Long Distance Medium555.91.0793
Triple Number Coastal/Long Distance High502.61.1937
Triple Number Windward/Leeward Low883.00.6795
Triple Number Windward/Leeward Medium671.70.8932
Triple Number Windward/Leeward High594.81.0088
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance976.6749.5639.0577.3542.0512.6462.9
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low690.50.8689
Triple Number All Purpose Medium555.91.0793
Triple Number All Purpose High502.61.1937
Triple Number Windward/Leeward Low883.00.6795
Triple Number Windward/Leeward Medium671.70.8932
Triple Number Windward/Leeward High594.81.0088
Predominantly Upwind597.71.0038
Predominantly Downwind569.41.0538
Predominantly Upwind Low749.80.8002
Predominantly Upwind Medium615.00.9756
Predominantly Upwind High586.21.0236
Predominantly Downwind Low769.70.7795
Predominantly Downwind Medium568.81.0549
Predominantly Downwind High474.51.2645
Chicago-Mac Upwind0.9886
Chicago-Mac All Purpose1.0101
Chicago-Mac Downwind1.0361
Bayview-Mac Cove Island0.9533
Bayview-Mac Shore0.9632
Harvest Moon Regatta490.01.2244
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy583.41.0284
San Francisco Bay Medium663.80.9039
Predominantly Reaching533.81.1241
Predominantly Reaching Low631.70.9498
Predominantly Reaching Medium530.91.1301
Predominantly Reaching High472.31.2704
Windward/Leeward 60-40 Low880.20.6817
Windward/Leeward 60-40 Medium688.70.8713
Windward/Leeward 60-40 High628.00.9554
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low959.70.6252
5-Band Low / Medium812.70.7383
5-Band Medium661.80.9066
5-Band Medium / High603.00.9950
5-Band High577.61.0388
ORC Ref  03390002LVWIssued on 17/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

BASIC

JPN 3387

JAPAN SAILING FEDERATION
4-2, Kasumigaokacho,
Shinjuku, Tokyo
Japan
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassSEAM 31MeasurementHINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA9.500Max. Beam3.238Draft2.000Displacement3,167Wetted area17.84IMS L8.625LSM08.302Acc. length9.500Sink (kg/mm) 13.91
VCGD-0.040VCGM-0.042RM Rated (kg·m) 68.7Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.380PBWPIPA0.0006
EDLST1ST2
ST3ST4ST5
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P12.500IG12.000ISP12.000MDT10.100MDL10.156MDT2MDL2TLTaperMWGO
E4.580J3.460BAS1.600FSDFoilSFJ0.000SPL3.540WPLTPSBDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date01/08/1999MeasurerComment
SFFP0.350FFMFF1.163LCFcl5.214SG
SAFP8.921FAMFA0.870LCFsh5.461HBI1.020
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03390002LVWIssued on 17/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

BASIC

JPN 3387

JAPAN SAILING FEDERATION
4-2, Kasumigaokacho,
Shinjuku, Tokyo
Japan
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.221.081.883.043.8735.02* Copied from legacy *
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentORC0.080.601.142.293.454.6611.67NoNo 26.9930/05/2022
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentS111.8611.8611.866.226.2261.47S211.6011.6011.606.396.1961.3813/01/2023
ORC Ref  03390002LVWIssued on 17/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org