Club
Certificate
2023

Boat

HAMACHI

USA 13696

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles43.0°40.2°37.6°36.6°36.0°35.7°35.4°
Beat VMG4.405.335.765.986.126.216.29
52°6.707.748.118.338.478.598.73
60°7.067.968.368.618.798.939.11
75°7.288.108.639.019.279.489.80
90°7.118.028.629.189.6610.0310.62
110°6.717.978.669.159.6010.0511.42
120°6.567.928.759.4710.0710.6611.84
135°5.847.458.409.2810.2511.3313.41
150°4.916.277.458.369.1310.0412.52
Run VMG4.255.436.457.257.908.6910.84
Gybe Angles142.6°145.1°146.9°151.3°149.2°146.5°144.7°

APH: 460.6

CDL: 12.016

GPH: 515.7

CertNo: US7510

BOAT
ClassJ 125DesignerJOHNSTONEBuilderTPIAge date03/1999Series date01/1997Offset fileJ125-USA13696.offData fileUS6251
HULL
Length Overall12.528 mMaximum Beam3.208 mDraft2.469 mDisplacement4,097 kgDLR2.9162IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.400m
CREW
Maximum weight1,000 kgMinimum weight750 kg * when appliedNon Manual PowerNoCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail47.3248.68Headsail Luffed50.9250.92Headsail FlyingSymmetricAsymmetric165.44165.44 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail13.62Storm Jib11.34Heavy Weather Jib30.61
SAIL LIMITS
Headsails7  Spinnakers5
STABILITY
Righting Moment135.9 kg·mStability Index130.3
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  03330002JTQIssued on 28/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

HAMACHI

USA 13696

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG818.9675.9625.2601.8588.3579.6572.5
52°537.4465.4443.7432.4424.9419.1412.2
60°510.2452.3430.4418.2409.7403.4395.0
75°494.7444.3417.4399.7388.3379.6367.2
90°506.4449.0417.7392.1372.7359.0339.1
110°536.3451.6415.5393.4374.9358.3315.3
120°549.2454.3411.6380.1357.5337.8304.1
135°616.9483.0428.8387.9351.2317.8268.5
150°733.5574.5483.2430.5394.4358.7287.6
Run VMG846.9663.4558.0496.3455.4414.2332.1
Selected Courses
Windward / Leeward832.9669.6591.6549.0521.8496.9452.3
All purpose639.6528.9478.7448.9427.8409.4377.6
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward568.31.0558
All purpose460.61.3025
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low584.31.0269
Triple Number Coastal/Long Distance Medium460.21.3038
Triple Number Coastal/Long Distance High402.11.4923
Triple Number Windward/Leeward Low751.30.7986
Triple Number Windward/Leeward Medium566.51.0592
Triple Number Windward/Leeward High486.41.2336
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance500.61.1985
Triple Number Coastal/Long Distance Low584.31.0269
Triple Number Coastal/Long Distance Medium460.21.3038
Triple Number Coastal/Long Distance High402.11.4923
Triple Number Windward/Leeward Low751.30.7986
Triple Number Windward/Leeward Medium566.51.0592
Triple Number Windward/Leeward High486.41.2336
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance834.3632.2536.1478.5444.0413.2361.8
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.9413
Downwind "popa"1.1152
70% up, 30% down "Ilhabela"0.9875
30% up, 70% down "Ilhabela-inverso"1.0566
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low584.31.0269
Triple Number Coastal/Long Distance Medium460.21.3038
Triple Number Coastal/Long Distance High402.11.4923
Triple Number Windward/Leeward Low751.30.7986
Triple Number Windward/Leeward Medium566.51.0592
Triple Number Windward/Leeward High486.41.2336
Predominantly Upwind497.21.2068
Predominantly Downwind464.31.2923
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low584.31.0269
Triple Number All Purpose Medium460.21.3038
Triple Number All Purpose High402.11.4923
Triple Number Windward/Leeward Low751.30.7986
Triple Number Windward/Leeward Medium566.51.0592
Triple Number Windward/Leeward High486.41.2336
Predominantly Upwind497.21.2068
Predominantly Downwind464.31.2923
Predominantly Upwind Low638.20.9402
Predominantly Upwind Medium516.11.1626
Predominantly Upwind High482.71.2431
Predominantly Downwind Low648.70.9249
Predominantly Downwind Medium465.51.2889
Predominantly Downwind High367.01.6350
Chicago-Mac Upwind1.1855
Chicago-Mac All Purpose1.2223
Chicago-Mac Downwind1.2658
Bayview-Mac Cove Island1.1411
Bayview-Mac Shore1.1537
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching433.61.3836
Predominantly Reaching Low530.31.1315
Predominantly Reaching Medium432.71.3867
Predominantly Reaching High367.71.6316
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low820.30.7314
5-Band Low / Medium689.30.8705
5-Band Medium557.31.0767
5-Band Medium / High498.01.2049
5-Band High460.01.3044
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance500.61.1985
Triple Number Coastal/Long Distance Low584.31.0269
Triple Number Coastal/Long Distance Medium460.21.3038
Triple Number Coastal/Long Distance High402.11.4923
Triple Number Windward/Leeward Low751.30.7986
Triple Number Windward/Leeward Medium566.51.0592
Triple Number Windward/Leeward High486.41.2336
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance834.3632.2536.1478.5444.0413.2361.8
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance500.61.1985
Triple Number Coastal/Long Distance Low584.31.0269
Triple Number Coastal/Long Distance Medium460.21.3038
Triple Number Coastal/Long Distance High402.11.4923
Triple Number Windward/Leeward Low751.30.7986
Triple Number Windward/Leeward Medium566.51.0592
Triple Number Windward/Leeward High486.41.2336
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance834.3632.2536.1478.5444.0413.2361.8
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance500.6
Triple Number Coastal/Long Distance Low584.3
Triple Number Coastal/Long Distance Medium460.2
Triple Number Coastal/Long Distance High402.1
Triple Number Windward/Leeward Low751.3
Triple Number Windward/Leeward Medium566.5
Triple Number Windward/Leeward High486.4
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance834.3632.2536.1478.5444.0413.2361.8
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance500.61.1985
Triple Number Coastal/Long Distance Low584.31.0269
Triple Number Coastal/Long Distance Medium460.21.3038
Triple Number Coastal/Long Distance High402.11.4923
Triple Number Windward/Leeward Low751.30.7986
Triple Number Windward/Leeward Medium566.51.0592
Triple Number Windward/Leeward High486.41.2336
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance834.3632.2536.1478.5444.0413.2361.8
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)500.61.1985
Triple Number Coastal/Long Distance Low584.31.0269
Triple Number Coastal/Long Distance Medium460.21.3038
Triple Number Coastal/Long Distance High402.11.4923
Triple Number Windward/Leeward Low751.30.7986
Triple Number Windward/Leeward Medium566.51.0592
Triple Number Windward/Leeward High486.41.2336
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance834.3632.2536.1478.5444.0413.2361.8
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low584.31.0269
Triple Number Coastal/Long Distance Medium460.21.3038
Triple Number Coastal/Long Distance High402.11.4923
Triple Number Windward/Leeward Low751.30.7986
Triple Number Windward/Leeward Medium566.51.0592
Triple Number Windward/Leeward High486.41.2336
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.0269
Triple Number Coastal/Long Distance Medium1.3038
Triple Number Coastal/Long Distance High1.4923
Triple Number Windward/Leeward Low0.7986
Triple Number Windward/Leeward Medium1.0592
Triple Number Windward/Leeward High1.2336
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance834.3632.2536.1478.5444.0413.2361.8
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance500.61.1985
Triple Number Coastal/Long Distance Low584.31.0269
Triple Number Coastal/Long Distance Medium460.21.3038
Triple Number Coastal/Long Distance High402.11.4923
Triple Number Windward/Leeward Low751.30.7986
Triple Number Windward/Leeward Medium566.51.0592
Triple Number Windward/Leeward High486.41.2336
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance834.3632.2536.1478.5444.0413.2361.8
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low584.31.0269
Triple Number Coastal/Long Distance Medium460.21.3038
Triple Number Coastal/Long Distance High402.11.4923
Triple Number Windward/Leeward Low751.30.7986
Triple Number Windward/Leeward Medium566.51.0592
Triple Number Windward/Leeward High486.41.2336
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance500.61.1985
Triple Number Coastal/Long Distance Low584.31.0269
Triple Number Coastal/Long Distance Medium460.21.3038
Triple Number Coastal/Long Distance High402.11.4923
Triple Number Windward/Leeward Low751.30.7986
Triple Number Windward/Leeward Medium566.51.0592
Triple Number Windward/Leeward High486.41.2336
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance834.3632.2536.1478.5444.0413.2361.8
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low751.30.7986
Triple Number Windward/Leeward Medium566.51.0592
Triple Number Windward/Leeward High486.41.2336
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance834.3632.2536.1478.5444.0413.2361.8
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low584.3
Triple Number Coastal/Long Distance Medium460.2
Triple Number Coastal/Long Distance High402.1
Triple Number Windward/Leeward Low751.3
Triple Number Windward/Leeward Medium566.5
Triple Number Windward/Leeward High486.4
Predominantly Upwind497.2
Predominantly Downwind464.3
Predominantly Reaching443.8
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance500.61.1985
Triple Number Coastal/Long Distance Low584.31.0269
Triple Number Coastal/Long Distance Medium460.21.3038
Triple Number Coastal/Long Distance High402.11.4923
Triple Number Windward/Leeward Low751.30.7986
Triple Number Windward/Leeward Medium566.51.0592
Triple Number Windward/Leeward High486.41.2336
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance834.3632.2536.1478.5444.0413.2361.8
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.0269
Triple Number Coastal/Long Distance Medium1.3038
Triple Number Coastal/Long Distance High1.4923
Triple Number Windward/Leeward Low0.7986
Triple Number Windward/Leeward Medium1.0592
Triple Number Windward/Leeward High1.2336
Coastal/Long Distance1.1985
Predominantly Upwind1.2068
Predominantly Downwind1.2923
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind1.0269
Tretall Distanseseilas Mellomvind1.3038
Tretall Distanseseilas Mye vind1.4923
Tretall Pølsebane Lite vind0.7986
Tretall Pølsebane Mellomvind1.0592
Tretall Pølsebane Mye vind1.2336
Distanseseilas ett tall (OSN 8-16kn)1.1985
Distanseseilas ett tall (APH 6-20kn)1.3025
Enkeltall Motvind1.2068
Enkeltall Medvind1.2923
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low584.31.0269
Triple Number Coastal/Long Distance Medium460.21.3038
Triple Number Coastal/Long Distance High402.11.4923
Triple Number Windward/Leeward Low751.30.7986
Triple Number Windward/Leeward Medium566.51.0592
Triple Number Windward/Leeward High486.41.2336
Coastal/Long Distance500.61.1985
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind497.21.2068
Predominantly Downwind464.31.2923
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore465.71.2885
Cape Doctor Coastal387.11.5498
Triple Number Coastal/Long Distance Low584.31.0269
Triple Number Coastal/Long Distance Medium460.21.3038
Triple Number Coastal/Long Distance High402.11.4923
Triple Number Windward/Leeward Low751.30.7986
Triple Number Windward/Leeward Medium566.51.0592
Triple Number Windward/Leeward High486.41.2336
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.0269
Triple Number Coastal/Long Distance Medium1.3038
Triple Number Coastal/Long Distance High1.4923
Triple Number Windward/Leeward Low0.7986
Triple Number Windward/Leeward Medium1.0592
Triple Number Windward/Leeward High1.2336
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.0269
Triple Number Coastal/Long Distance Medium1.3038
Triple Number Coastal/Long Distance High1.4923
Triple Number Windward/Leeward Low0.7986
Triple Number Windward/Leeward Medium1.0592
Triple Number Windward/Leeward High1.2336
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance500.61.1985
Triple Number Coastal/Long Distance Low584.31.0269
Triple Number Coastal/Long Distance Medium460.21.3038
Triple Number Coastal/Long Distance High402.11.4923
Triple Number Windward/Leeward Low751.30.7986
Triple Number Windward/Leeward Medium566.51.0592
Triple Number Windward/Leeward High486.41.2336
Predominantly Upwind497.21.2068
Predominantly Downwind464.31.2923
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance834.3632.2536.1478.5444.0413.2361.8
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance500.61.1985
Triple Number Coastal/Long Distance Low584.31.0269
Triple Number Coastal/Long Distance Medium460.21.3038
Triple Number Coastal/Long Distance High402.11.4923
Triple Number Windward/Leeward Low751.30.7986
Triple Number Windward/Leeward Medium566.51.0592
Triple Number Windward/Leeward High486.41.2336
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance834.3632.2536.1478.5444.0413.2361.8
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low584.31.0269
Triple Number All Purpose Medium460.21.3038
Triple Number All Purpose High402.11.4923
Triple Number Windward/Leeward Low751.30.7986
Triple Number Windward/Leeward Medium566.51.0592
Triple Number Windward/Leeward High486.41.2336
Predominantly Upwind497.21.2068
Predominantly Downwind464.31.2923
Predominantly Upwind Low638.20.9402
Predominantly Upwind Medium516.11.1626
Predominantly Upwind High482.71.2431
Predominantly Downwind Low648.70.9249
Predominantly Downwind Medium465.51.2889
Predominantly Downwind High367.01.6350
Chicago-Mac Upwind1.1855
Chicago-Mac All Purpose1.2223
Chicago-Mac Downwind1.2658
Bayview-Mac Cove Island1.1411
Bayview-Mac Shore1.1537
Harvest Moon Regatta392.51.5287
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy473.11.2684
San Francisco Bay Medium554.31.0824
Predominantly Reaching433.61.3836
Predominantly Reaching Low530.31.1315
Predominantly Reaching Medium432.71.3867
Predominantly Reaching High367.71.6316
Windward/Leeward 60-40 Low750.50.7995
Windward/Leeward 60-40 Medium582.11.0308
Windward/Leeward 60-40 High517.91.1585
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low820.30.7314
5-Band Low / Medium689.30.8705
5-Band Medium557.31.0767
5-Band Medium / High498.01.2049
5-Band High460.01.3044
ORC Ref  03330002JTQIssued on 28/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

HAMACHI

USA 13696

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ 125Measurement21/04/2023HIN3Plan reviewHull constructionCarbonCarbon RudderYesLight stanchionsNoTrim tabNo
LOA12.528Max. Beam3.208Draft2.469Displacement4,097Wetted area25.20IMS L11.718LSM011.199Acc. length10.426Sink (kg/mm) 19.73
VCGD-0.390VCGM-0.483RM Rated (kg·m) 135.9Limit of positive stability(°) 129.5Stability Index130.3
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.400PBW0.113PIPA0.0036
EDL1.576ST10.040ST20.000
ST30.000ST40.113ST50.275
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingYesRunners/Checkstays1Spreaders2Rotating mastNo
P14.183IG14.945ISP15.875MDT10.125MDL10.199MDT20.095MDL20.119TL2.652MW0.144GO0.177
E5.487J4.472BAS1.518FSD0.033SFJ0.000SPL0.000WPLTPS6.633BD0.162MWT140.17MCG5.057
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date21/04/2023MeasurerComment
SFFP0.308FFM1.292FF1.293LCFcl6.902SG1.0220
SAFP12.226FAM0.800FA0.802LCFsh7.100HBI1.000
W177.7W277.7W377.7W477.7LCFD5.100
PD1247.9PD2241.2PD3229.2PD4239.0
WD5.307PLM9000.00GSA1.0RSA1.0RM135.8
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG1FuelFuel76158.000.10Total deductible138.000.10
OTHER ITEMSIdKindDescriptionWeightLCGVCGaAnchor00.00Total deductible0
ORC Ref  03330002JTQIssued on 28/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

HAMACHI

USA 13696

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM-20220.201.272.213.644.6247.3229/03/2022
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment4044730.080.841.633.305.076.8915.08NoNo 50.92heavy
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment40446918.2816.2717.2811.3711.9895%165.44
ORC Ref  03330002JTQIssued on 28/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org