Double HandedClub Certificate2025
MIMIJPN 3395
JAPAN SAILING FEDERATION
4-2, Kasumigaokacho,
Shinjuku, Tokyo
Japan
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 Angles41.6°41.6°39.1°38.2°38.0°38.5°38.5°39.7°42.3°
Beat VMG2.993.924.484.694.794.854.884.834.62
52°4.605.876.486.696.796.866.916.936.84
60°4.856.126.706.907.007.097.157.197.15
75°4.996.296.887.167.327.457.567.687.72
90°4.866.196.887.287.587.807.988.288.47
110°4.646.086.977.507.868.178.499.089.55
120°4.475.946.917.518.078.579.009.8410.67
135°3.865.356.497.167.768.459.3011.2812.79
150°3.164.485.636.547.137.658.2410.0413.20
Run VMG2.743.884.875.676.226.667.138.7011.43
Gybe Angles142.2°142.2°146.5°151.4°154.1°155.0°148.7°143.4°146.0°
APH ToD:553.2CDL: 8.125APH ToT: 1.0845CertNo:250370
BOAT
ClassFARR 31DesignerB.FARRBuilderI.FRANKLINAge date08/1994Series date11/1993Offset fileKZ164.OFFData fileJC250370
HULL
Length Overall9.550 mMaximum Beam3.214 mDraft1.978 mDisplacement2,431 kgDLR4.6843IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.381m
CREW
Maximum weight170 kg(default)Minimum weight120 kg ✱ when appliedNon Manual PowerCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail31.2632.03Headsail Luffed28.2928.29Headsail FlyingSymmetricAsymmetric74.0474.04 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail9.04Storm Jib6.64Heavy Weather Jib17.91
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
Convert from IMS Cert. 1345
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.
Double HandedClub Certificate2025
MIMIJPN 3395
JAPAN SAILING FEDERATION
4-2, Kasumigaokacho,
Shinjuku, Tokyo
Japan
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 VMG1204.7917.6803.8767.8752.0743.0738.2746.0779.2
52°782.4613.7555.3538.2530.0524.6521.2519.8526.0
60°742.5588.0537.5522.1514.0507.8503.8500.4503.4
75°721.2572.7523.6502.9492.1483.1476.3468.5466.3
90°740.0581.1523.6494.8475.0461.7450.9434.9425.0
110°775.8592.1516.4480.3458.3440.4424.2396.6377.0
120°804.5605.9521.2479.7446.0419.8399.8365.7337.4
135°932.9673.0554.8503.0464.1426.2387.2319.1281.4
150°1137.5802.7639.9550.8505.1470.5437.1358.5272.8
Run VMG1313.6926.9738.9635.1579.1540.9504.7414.0315.0
Selected Courses
Windward / Leeward1256.6922.2771.3701.4665.5641.9621.5580.0547.1
All purpose950.1714.0613.3568.6543.1524.2507.8478.7459.7
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward682.70.8788
All purpose553.21.0845
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low663.60.9041
Triple Number Coastal/Long Distance Medium552.71.0855
Triple Number Coastal/Long Distance High501.01.1976
Triple Number Windward/Leeward Low846.70.7086
Triple Number Windward/Leeward Medium680.40.8818
Triple Number Windward/Leeward High611.00.9820
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.91.0001
Triple Number Coastal/Long Distance Low663.60.9041
Triple Number Coastal/Long Distance Medium552.71.0855
Triple Number Coastal/Long Distance High501.01.1976
Triple Number Windward/Leeward Low846.70.7086
Triple Number Windward/Leeward Medium680.40.8818
Triple Number Windward/Leeward High611.00.9820
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1332.2922.7728.2635.7579.7544.0512.0455.3431.9
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7681
Downwind "popa"0.9679
70% up, 30% down "Ilhabela"0.8188
30% up, 70% down "Ilhabela-inverso"0.8978
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low663.60.9041
Triple Number Coastal/Long Distance Medium552.71.0855
Triple Number Coastal/Long Distance High501.01.1976
Triple Number Windward/Leeward Low846.70.7086
Triple Number Windward/Leeward Medium680.40.8818
Triple Number Windward/Leeward High611.00.9820
Predominantly Upwind603.30.9946
Predominantly Downwind549.71.0915
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low663.70.9041
Triple Number AP Medium552.81.0854
Triple Number AP High501.01.1976
Triple Number Windward/Leeward Low881.00.6810
Triple Number Windward/Leeward Medium680.40.8818
Triple Number Windward/Leeward High611.00.9820
Single Number Predominant Upwind619.80.9680
Single Number Predominant Reaching538.41.1143
Single Number Predominant Downwind567.41.0574
Predominant Upwind - Low772.50.7767
Predominant Upwind - Low/Med637.70.9410
Predominant Upwind - Medium592.81.0121
Predominant Upwind - Med/High565.61.0608
Predominant Upwind - High551.41.0881
Predominant Downwind Low791.70.7578
Predominant Downwind Low/Med612.00.9804
Predominant Downwind Medium537.51.1164
Predominant Downwind Med/High477.31.2570
Predominant Downwind High425.11.4116
Predominant Reaching Low699.20.8581
Predominant Reaching Low/Med567.21.0578
Predominant Reaching Medium515.31.1643
Predominant Reaching Med/High474.11.2654
Predominant Reaching High443.31.3534
SA/DSPL Upwind32.84SA/DSPL Downwind58.07
Scoring OptionTODTOT
5-Band Windward/Leeward Low968.70.6194
5-Band Windward/Leeward Low/Med753.30.7965
5-Band Windward/Leeward Medium672.70.8920
5-Band Windward/Leeward Med/High621.60.9652
5-Band Windward/Leeward High581.51.0319
Windward/Leeward 60-40 Low967.20.6204
Windward/Leeward 60-40 Low/Med762.70.7867
Windward/Leeward 60-40 Medium689.40.8704
Windward/Leeward 60-40 Med/High645.60.9294
Windward/Leeward 60-40 High615.30.9752
5-Band AP Low720.40.8328
5-Band AP Low/Med602.00.9967
5-Band AP Medium547.11.0968
5-Band AP Med/High508.61.1796
5-Band AP High480.51.2488
5-Band SF Bay Tour - Low842.40.7123
5-Band SF Bay Tour - Low/Med721.10.8320
5-Band SF Bay Tour - Medium648.80.9247
5-Band SF Bay Tour - Med/High602.00.9967
5-Band SF Bay Tour - High567.81.0567
Chicago-Mac Upwind0.9461
Chicago-Mac All Purpose0.9850
Chicago-Mac Downwind1.0202
Bayview-Mac Cove Island0.7591
Bayview-Mac Shore0.7652
Harvest Moon Regatta473.61.2670
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.91.0001
Triple Number Coastal/Long Distance Low663.60.9041
Triple Number Coastal/Long Distance Medium552.71.0855
Triple Number Coastal/Long Distance High501.01.1976
Triple Number Windward/Leeward Low846.70.7086
Triple Number Windward/Leeward Medium680.40.8818
Triple Number Windward/Leeward High611.00.9820
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1332.2922.7728.2635.7579.7544.0512.0455.3431.9
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.91.0001
Triple Number Coastal/Long Distance Low663.60.9041
Triple Number Coastal/Long Distance Medium552.71.0855
Triple Number Coastal/Long Distance High501.01.1976
Triple Number Windward/Leeward Low846.70.7086
Triple Number Windward/Leeward Medium680.40.8818
Triple Number Windward/Leeward High611.00.9820
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1332.2922.7728.2635.7579.7544.0512.0455.3431.9
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance599.9
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1332.2922.7728.2635.7579.7544.0512.0455.3431.9
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low663.60.9041
Triple Number Coastal/Long Distance Medium552.71.0855
Triple Number Coastal/Long Distance High501.01.1976
Triple Number Windward/Leeward Low846.70.7086
Triple Number Windward/Leeward Medium680.40.8818
Triple Number Windward/Leeward High611.00.9820
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating599.91.0001
FinRating, kevyt tuuli949.01.0537
FinRating, kova tuuli481.61.0381
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low663.60.9041
Triple Number Coastal/Long Distance Medium552.71.0855
Triple Number Coastal/Long Distance High501.01.1976
Triple Number Windward/Leeward Low846.70.7086
Triple Number Windward/Leeward Medium680.40.8818
Triple Number Windward/Leeward High611.00.9820
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.0001
Triple Number Coastal/Long Distance Low0.9041
Triple Number Coastal/Long Distance Medium1.0855
Triple Number Coastal/Long Distance High1.1976
Triple Number Windward/Leeward Low0.7086
Triple Number Windward/Leeward Medium0.8818
Triple Number Windward/Leeward High0.9820
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1332.2922.7728.2635.7579.7544.0512.0455.3431.9
For information
General Purpose Handicap (GPH)610.0
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.91.0001
Triple Number Coastal/Long Distance Low663.60.9041
Triple Number Coastal/Long Distance Medium552.71.0855
Triple Number Coastal/Long Distance High501.01.1976
Triple Number Windward/Leeward Low846.70.7086
Triple Number Windward/Leeward Medium680.40.8818
Triple Number Windward/Leeward High611.00.9820
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1332.2922.7728.2635.7579.7544.0512.0455.3431.9
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low663.60.9041
Triple Number Coastal/Long Distance Medium552.71.0855
Triple Number Coastal/Long Distance High501.01.1976
Triple Number Windward/Leeward Low846.70.7086
Triple Number Windward/Leeward Medium680.40.8818
Triple Number Windward/Leeward High611.00.9820
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.91.0001
Triple Number Coastal/Long Distance Low663.60.9041
Triple Number Coastal/Long Distance Medium552.71.0855
Triple Number Coastal/Long Distance High501.01.1976
Triple Number Windward/Leeward Low846.70.7086
Triple Number Windward/Leeward Medium680.40.8818
Triple Number Windward/Leeward High611.00.9820
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1332.2922.7728.2635.7579.7544.0512.0455.3431.9
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.91.0001
Triple Number Coastal/Long Distance Low663.60.9041
Triple Number Coastal/Long Distance Medium552.71.0855
Triple Number Coastal/Long Distance High501.01.1976
Triple Number Windward/Leeward Low846.70.7086
Triple Number Windward/Leeward Medium680.40.8818
Triple Number Windward/Leeward High611.00.9820
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1332.2922.7728.2635.7579.7544.0512.0455.3431.9
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low663.6
Triple Number Coastal/Long Distance Medium552.7
Triple Number Coastal/Long Distance High501.0
Triple Number Windward/Leeward Low846.7
Triple Number Windward/Leeward Medium680.4
Triple Number Windward/Leeward High611.0
Predominantly Upwind603.3
Predominantly Downwind549.7
Predominantly Reaching529.7
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.91.0001
Triple Number Coastal/Long Distance Low663.60.9041
Triple Number Coastal/Long Distance Medium552.71.0855
Triple Number Coastal/Long Distance High501.01.1976
Triple Number Windward/Leeward Low846.70.7086
Triple Number Windward/Leeward Medium680.40.8818
Triple Number Windward/Leeward High611.00.9820
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1332.2922.7728.2635.7579.7544.0512.0455.3431.9
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9041
Triple Number Coastal/Long Distance Medium1.0855
Triple Number Coastal/Long Distance High1.1976
Triple Number Windward/Leeward Low0.7086
Triple Number Windward/Leeward Medium0.8818
Triple Number Windward/Leeward High0.9820
Coastal/Long Distance1.0001
Predominantly Upwind0.9946
Predominantly Downwind1.0915
For information
General Purpose Handicap (GPH)610.0
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0845
Distanseseilas Trippeltall svak vind0.9041
Distanseseilas Trippeltall mellomvind1.0855
Distanseseilas Trippeltall sterk vind1.1976
Pølsebane Trippeltall svak vind0.7086
Pølsebane Trippeltall mellomvind0.8818
Pølsebane Trippeltall sterk vind0.9820
Motvind Singeltall0.9946
Medvind Singeltall1.0915
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low663.60.9041
Triple Number Coastal/Long Distance Medium552.71.0855
Triple Number Coastal/Long Distance High501.01.1976
Triple Number Windward/Leeward Low846.70.7086
Triple Number Windward/Leeward Medium680.40.8818
Triple Number Windward/Leeward High611.00.9820
Coastal/Long Distance599.91.0001
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind603.30.9946
Predominantly Downwind549.71.0915
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore557.01.0773
Cape Doctor Coastal465.41.2893
Triple Number Coastal/Long Distance Low663.60.9041
Triple Number Coastal/Long Distance Medium552.71.0855
Triple Number Coastal/Long Distance High501.01.1976
Triple Number Windward/Leeward Low846.70.7086
Triple Number Windward/Leeward Medium680.40.8818
Triple Number Windward/Leeward High611.00.9820
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9041
Triple Number Coastal/Long Distance Medium1.0855
Triple Number Coastal/Long Distance High1.1976
Triple Number Windward/Leeward Low0.7086
Triple Number Windward/Leeward Medium0.8818
Triple Number Windward/Leeward High0.9820
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9041
Triple Number Coastal/Long Distance Medium1.0855
Triple Number Coastal/Long Distance High1.1976
Triple Number Windward/Leeward Low0.7086
Triple Number Windward/Leeward Medium0.8818
Triple Number Windward/Leeward High0.9820
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.91.0001
Triple Number Coastal/Long Distance Low663.60.9041
Triple Number Coastal/Long Distance Medium552.71.0855
Triple Number Coastal/Long Distance High501.01.1976
Triple Number Windward/Leeward Low846.70.7086
Triple Number Windward/Leeward Medium680.40.8818
Triple Number Windward/Leeward High611.00.9820
Predominantly Upwind603.30.9946
Predominantly Downwind549.71.0915
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1332.2922.7728.2635.7579.7544.0512.0455.3431.9
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.91.0001
Triple Number Coastal/Long Distance Low663.60.9041
Triple Number Coastal/Long Distance Medium552.71.0855
Triple Number Coastal/Long Distance High501.01.1976
Triple Number Windward/Leeward Low846.70.7086
Triple Number Windward/Leeward Medium680.40.8818
Triple Number Windward/Leeward High611.00.9820
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1332.2922.7728.2635.7579.7544.0512.0455.3431.9
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low663.70.9041
Triple Number AP Medium552.81.0854
Triple Number AP High501.01.1976
Triple Number Windward/Leeward Low881.00.6810
Triple Number Windward/Leeward Medium680.40.8818
Triple Number Windward/Leeward High611.00.9820
Single Number Predominant Upwind619.80.9680
Single Number Predominant Reaching538.41.1143
Single Number Predominant Downwind567.41.0574
Predominant Upwind - Low772.50.7767
Predominant Upwind - Low/Med637.70.9410
Predominant Upwind - Medium592.81.0121
Predominant Upwind - Med/High565.61.0608
Predominant Upwind - High551.41.0881
Predominant Downwind Low791.70.7578
Predominant Downwind Low/Med612.00.9804
Predominant Downwind Medium537.51.1164
Predominant Downwind Med/High477.31.2570
Predominant Downwind High425.11.4116
Predominant Reaching Low699.20.8581
Predominant Reaching Low/Med567.21.0578
Predominant Reaching Medium515.31.1643
Predominant Reaching Med/High474.11.2654
Predominant Reaching High443.31.3534
SA/DSPL Upwind32.84SA/DSPL Downwind58.07
Scoring OptionTODTOT
5-Band Windward/Leeward Low968.70.6194
5-Band Windward/Leeward Low/Med753.30.7965
5-Band Windward/Leeward Medium672.70.8920
5-Band Windward/Leeward Med/High621.60.9652
5-Band Windward/Leeward High581.51.0319
Windward/Leeward 60-40 Low967.20.6204
Windward/Leeward 60-40 Low/Med762.70.7867
Windward/Leeward 60-40 Medium689.40.8704
Windward/Leeward 60-40 Med/High645.60.9294
Windward/Leeward 60-40 High615.30.9752
5-Band AP Low720.40.8328
5-Band AP Low/Med602.00.9967
5-Band AP Medium547.11.0968
5-Band AP Med/High508.61.1796
5-Band AP High480.51.2488
5-Band SF Bay Tour - Low842.40.7123
5-Band SF Bay Tour - Low/Med721.10.8320
5-Band SF Bay Tour - Medium648.80.9247
5-Band SF Bay Tour - Med/High602.00.9967
5-Band SF Bay Tour - High567.81.0567
Chicago-Mac Upwind0.9461
Chicago-Mac All Purpose0.9850
Chicago-Mac Downwind1.0202
Bayview-Mac Cove Island0.7591
Bayview-Mac Shore0.7652
Harvest Moon Regatta473.61.2670
Double HandedClub Certificate2025
MIMIJPN 3395
JAPAN SAILING FEDERATION
4-2, Kasumigaokacho,
Shinjuku, Tokyo
Japan
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassFARR 31Measurement27/08/1994HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA9.550Max. Beam3.214Draft1.978Displacement2,431Wetted area16.61IMS L8.363LSM08.035Acc. length9.550Sink (kg/mm) 12.75
VCGD-0.164VCGM-0.161RM Rated (kg·m) 63.9Limit of positive stability(°) N/AStability IndexN/ADefault crew weight170Declared crew weightN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.381PBWPIPA0.0006
EDLST1ST2
ST3ST4ST5
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstaysCheckstaysSpreaders2Rotating mastNo
P11.840IG11.517ISP12.110MDT10.095MDL10.137MDT2MDL2TLTaperMWGO
E4.360J3.341BAS1.710FSDFoilSFJ0.015SPLWPLTPS4.400BDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date07/08/1996
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Double HandedClub Certificate2025
MIMIJPN 3395
JAPAN SAILING FEDERATION
4-2, Kasumigaokacho,
Shinjuku, Tokyo
Japan
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC1.031.742.8031.26* Copied from legacy *
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentORC0.621.172.354.8511.72NoNo 28.29* Copied from legacy *
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment213.4511.9812.726.996.98100%74.04113.3112.2412.786.656.9895%71.50