Double HandedClub Certificate2025
TT Yellow RoseNED 7672
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 Angles42.9°42.9°40.4°39.0°39.3°39.5°39.7°40.9°43.5°
Beat VMG2.433.364.034.284.384.414.434.404.20
52°3.825.095.906.166.286.356.406.456.33
60°4.095.356.096.396.546.646.726.806.73
75°4.305.536.226.676.967.147.287.487.52
90°4.495.646.206.727.227.627.908.358.64
110°4.535.866.637.127.557.978.389.3210.23
120°4.435.786.667.387.948.499.0210.0811.20
135°3.885.266.287.098.029.1010.0911.8013.31
150°3.104.425.546.327.087.959.0412.2815.19
Run VMG2.683.834.805.496.136.897.8310.6413.20
Gybe Angles142.4°142.4°148.3°152.2°149.6°146.7°143.5°147.4°151.1°
APH ToD:581.4CDL: 6.675APH ToT: 1.0320CertNo:none
BOAT
ClassMaxfun 25DesignerSimones-VoogdBuilderMaxFun BoatsAge date01/2000Series date01/2000Offset filemaxfun.offData fileNED7672
HULL
Length Overall7.370 mMaximum Beam2.466 mDraft1.492 mDisplacement876 kgDLR3.4998IMS DivisionSportboatDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight170 kg(default)Minimum weight120 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail19.3719.91Headsail Luffed11.5811.58Headsail FlyingSymmetricAsymmetric59.4459.44 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail5.42Storm Jib3.86Heavy Weather Jib10.42
SAIL LIMITS
Headsails5Spinnakers4
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.
Double HandedClub Certificate2025
TT Yellow RoseNED 7672
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 VMG1479.81071.3892.5840.2822.2815.6812.1819.1858.2
52°943.6707.2610.5584.3573.3567.3562.6558.4568.8
60°879.6673.0591.6563.5550.4542.2536.0529.6534.6
75°837.2650.9578.6539.6517.3504.4494.5481.6478.4
90°801.4638.2580.5535.8498.8472.7455.7431.3416.9
110°795.4614.3542.7505.9476.8451.5429.6386.2352.0
120°813.1622.4540.6487.9453.2424.2399.2357.0321.5
135°927.1684.3573.2507.8448.9395.7356.8305.0270.5
150°1162.7814.3649.7569.4508.7452.6398.1293.1237.0
Run VMG1340.9940.3750.2655.9587.5522.6459.7338.5272.7
Selected Courses
Windward / Leeward1410.11005.8821.4748.1704.8669.1635.9578.8565.4
All purpose1053.1778.5657.6604.6570.3543.0519.9482.8470.3
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward719.80.8335
All purpose581.41.0320
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low718.00.8356
Triple Number Coastal/Long Distance Medium582.21.0306
Triple Number Coastal/Long Distance High511.81.1724
Triple Number Windward/Leeward Low913.50.6568
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High622.80.9634
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance630.40.9517
Triple Number Coastal/Long Distance Low718.00.8356
Triple Number Coastal/Long Distance Medium582.21.0306
Triple Number Coastal/Long Distance High511.81.1724
Triple Number Windward/Leeward Low913.50.6568
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High622.80.9634
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1475.5999.2775.2676.7611.5565.3523.5453.0434.2
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6916
Downwind "popa"0.9871
70% up, 30% down "Ilhabela"0.7598
30% up, 70% down "Ilhabela-inverso"0.8750
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low718.00.8356
Triple Number Coastal/Long Distance Medium582.21.0306
Triple Number Coastal/Long Distance High511.81.1724
Triple Number Windward/Leeward Low913.50.6568
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High622.80.9634
Predominantly Upwind647.80.9262
Predominantly Downwind561.81.0680
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low718.00.8356
Triple Number AP Medium582.21.0305
Triple Number AP High511.81.1724
Triple Number Windward/Leeward Low955.90.6277
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High622.80.9634
Single Number Predominant Upwind669.80.8958
Single Number Predominant Reaching562.61.0664
Single Number Predominant Downwind579.51.0354
Predominant Upwind - Low871.50.6884
Predominant Upwind - Low/Med694.30.8641
Predominant Upwind - Medium633.80.9466
Predominant Upwind - Med/High597.81.0037
Predominant Upwind - High581.31.0322
Predominant Downwind Low833.20.7201
Predominant Downwind Low/Med639.60.9382
Predominant Downwind Medium548.21.0945
Predominant Downwind Med/High466.51.2861
Predominant Downwind High408.71.4680
Predominant Reaching Low756.70.7929
Predominant Reaching Low/Med605.40.9911
Predominant Reaching Medium535.51.1205
Predominant Reaching Med/High479.01.2526
Predominant Reaching High445.61.3466
SA/DSPL Upwind33.82SA/DSPL Downwind86.10
Scoring OptionTODTOT
5-Band Windward/Leeward Low1060.80.5656
5-Band Windward/Leeward Low/Med805.50.7449
5-Band Windward/Leeward Medium709.90.8451
5-Band Windward/Leeward Med/High637.70.9409
5-Band Windward/Leeward High586.41.0233
Windward/Leeward 60-40 Low1074.40.5585
Windward/Leeward 60-40 Low/Med822.40.7296
Windward/Leeward 60-40 Medium733.80.8177
Windward/Leeward 60-40 Med/High673.10.8914
Windward/Leeward 60-40 High634.00.9464
5-Band AP Low778.10.7712
5-Band AP Low/Med643.80.9319
5-Band AP Medium574.51.0444
5-Band AP Med/High521.81.1499
5-Band AP High487.11.2318
5-Band SF Bay Tour - Low918.80.6530
5-Band SF Bay Tour - Low/Med772.80.7764
5-Band SF Bay Tour - Medium685.30.8755
5-Band SF Bay Tour - Med/High621.90.9647
5-Band SF Bay Tour - High580.31.0340
Chicago-Mac Upwind0.8725
Chicago-Mac All Purpose0.9302
Chicago-Mac Downwind0.9903
Bayview-Mac Cove Island0.6998
Bayview-Mac Shore0.7041
Harvest Moon Regatta480.61.2484
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance630.40.9517
Triple Number Coastal/Long Distance Low718.00.8356
Triple Number Coastal/Long Distance Medium582.21.0306
Triple Number Coastal/Long Distance High511.81.1724
Triple Number Windward/Leeward Low913.50.6568
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High622.80.9634
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1475.5999.2775.2676.7611.5565.3523.5453.0434.2
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance630.40.9517
Triple Number Coastal/Long Distance Low718.00.8356
Triple Number Coastal/Long Distance Medium582.21.0306
Triple Number Coastal/Long Distance High511.81.1724
Triple Number Windward/Leeward Low913.50.6568
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High622.80.9634
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1475.5999.2775.2676.7611.5565.3523.5453.0434.2
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance630.4
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1475.5999.2775.2676.7611.5565.3523.5453.0434.2
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low718.00.8356
Triple Number Coastal/Long Distance Medium582.21.0306
Triple Number Coastal/Long Distance High511.81.1724
Triple Number Windward/Leeward Low913.50.6568
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High622.80.9634
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)630.40.9517
Triple Number Coastal/Long Distance Low718.00.8356
Triple Number Coastal/Long Distance Medium582.21.0306
Triple Number Coastal/Long Distance High511.81.1724
Triple Number Windward/Leeward Low913.50.6568
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High622.80.9634
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1475.5999.2775.2676.7611.5565.3523.5453.0434.2
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low718.00.8356
Triple Number Coastal/Long Distance Medium582.21.0306
Triple Number Coastal/Long Distance High511.81.1724
Triple Number Windward/Leeward Low913.50.6568
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High622.80.9634
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9517
Triple Number Coastal/Long Distance Low0.8356
Triple Number Coastal/Long Distance Medium1.0306
Triple Number Coastal/Long Distance High1.1724
Triple Number Windward/Leeward Low0.6568
Triple Number Windward/Leeward Medium0.8333
Triple Number Windward/Leeward High0.9634
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1475.5999.2775.2676.7611.5565.3523.5453.0434.2
For information
General Purpose Handicap (GPH)646.4
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance630.40.9517
Triple Number Coastal/Long Distance Low718.00.8356
Triple Number Coastal/Long Distance Medium582.21.0306
Triple Number Coastal/Long Distance High511.81.1724
Triple Number Windward/Leeward Low913.50.6568
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High622.80.9634
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1475.5999.2775.2676.7611.5565.3523.5453.0434.2
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low718.00.8356
Triple Number Coastal/Long Distance Medium582.21.0306
Triple Number Coastal/Long Distance High511.81.1724
Triple Number Windward/Leeward Low913.50.6568
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High622.80.9634
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance630.40.9517
Triple Number Coastal/Long Distance Low718.00.8356
Triple Number Coastal/Long Distance Medium582.21.0306
Triple Number Coastal/Long Distance High511.81.1724
Triple Number Windward/Leeward Low913.50.6568
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High622.80.9634
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1475.5999.2775.2676.7611.5565.3523.5453.0434.2
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance630.40.9517
Triple Number Coastal/Long Distance Low718.00.8356
Triple Number Coastal/Long Distance Medium582.21.0306
Triple Number Coastal/Long Distance High511.81.1724
Triple Number Windward/Leeward Low913.50.6568
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High622.80.9634
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1475.5999.2775.2676.7611.5565.3523.5453.0434.2
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low718.0
Triple Number Coastal/Long Distance Medium582.2
Triple Number Coastal/Long Distance High511.8
Triple Number Windward/Leeward Low913.5
Triple Number Windward/Leeward Medium720.0
Triple Number Windward/Leeward High622.8
Predominantly Upwind647.8
Predominantly Downwind561.8
Predominantly Reaching548.1
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance630.40.9517
Triple Number Coastal/Long Distance Low718.00.8356
Triple Number Coastal/Long Distance Medium582.21.0306
Triple Number Coastal/Long Distance High511.81.1724
Triple Number Windward/Leeward Low913.50.6568
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High622.80.9634
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1475.5999.2775.2676.7611.5565.3523.5453.0434.2
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8356
Triple Number Coastal/Long Distance Medium1.0306
Triple Number Coastal/Long Distance High1.1724
Triple Number Windward/Leeward Low0.6568
Triple Number Windward/Leeward Medium0.8333
Triple Number Windward/Leeward High0.9634
Coastal/Long Distance0.9517
Predominantly Upwind0.9262
Predominantly Downwind1.0680
For information
General Purpose Handicap (GPH)646.4
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0320
Distanseseilas Trippeltall svak vind0.8356
Distanseseilas Trippeltall mellomvind1.0306
Distanseseilas Trippeltall sterk vind1.1724
Pølsebane Trippeltall svak vind0.6568
Pølsebane Trippeltall mellomvind0.8333
Pølsebane Trippeltall sterk vind0.9634
Motvind Singeltall0.9262
Medvind Singeltall1.0680
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low718.00.8356
Triple Number Coastal/Long Distance Medium582.21.0306
Triple Number Coastal/Long Distance High511.81.1724
Triple Number Windward/Leeward Low913.50.6568
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High622.80.9634
Coastal/Long Distance630.40.9517
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind647.80.9262
Predominantly Downwind561.81.0680
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore569.41.0537
Cape Doctor Coastal474.01.2657
Triple Number Coastal/Long Distance Low718.00.8356
Triple Number Coastal/Long Distance Medium582.21.0306
Triple Number Coastal/Long Distance High511.81.1724
Triple Number Windward/Leeward Low913.50.6568
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High622.80.9634
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8356
Triple Number Coastal/Long Distance Medium1.0306
Triple Number Coastal/Long Distance High1.1724
Triple Number Windward/Leeward Low0.6568
Triple Number Windward/Leeward Medium0.8333
Triple Number Windward/Leeward High0.9634
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8356
Triple Number Coastal/Long Distance Medium1.0306
Triple Number Coastal/Long Distance High1.1724
Triple Number Windward/Leeward Low0.6568
Triple Number Windward/Leeward Medium0.8333
Triple Number Windward/Leeward High0.9634
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance630.40.9517
Triple Number Coastal/Long Distance Low718.00.8356
Triple Number Coastal/Long Distance Medium582.21.0306
Triple Number Coastal/Long Distance High511.81.1724
Triple Number Windward/Leeward Low913.50.6568
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High622.80.9634
Predominantly Upwind647.80.9262
Predominantly Downwind561.81.0680
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1475.5999.2775.2676.7611.5565.3523.5453.0434.2
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance630.40.9517
Triple Number Coastal/Long Distance Low718.00.8356
Triple Number Coastal/Long Distance Medium582.21.0306
Triple Number Coastal/Long Distance High511.81.1724
Triple Number Windward/Leeward Low913.50.6568
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High622.80.9634
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1475.5999.2775.2676.7611.5565.3523.5453.0434.2
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low718.00.8356
Triple Number AP Medium582.21.0305
Triple Number AP High511.81.1724
Triple Number Windward/Leeward Low955.90.6277
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High622.80.9634
Single Number Predominant Upwind669.80.8958
Single Number Predominant Reaching562.61.0664
Single Number Predominant Downwind579.51.0354
Predominant Upwind - Low871.50.6884
Predominant Upwind - Low/Med694.30.8641
Predominant Upwind - Medium633.80.9466
Predominant Upwind - Med/High597.81.0037
Predominant Upwind - High581.31.0322
Predominant Downwind Low833.20.7201
Predominant Downwind Low/Med639.60.9382
Predominant Downwind Medium548.21.0945
Predominant Downwind Med/High466.51.2861
Predominant Downwind High408.71.4680
Predominant Reaching Low756.70.7929
Predominant Reaching Low/Med605.40.9911
Predominant Reaching Medium535.51.1205
Predominant Reaching Med/High479.01.2526
Predominant Reaching High445.61.3466
SA/DSPL Upwind33.82SA/DSPL Downwind86.10
Scoring OptionTODTOT
5-Band Windward/Leeward Low1060.80.5656
5-Band Windward/Leeward Low/Med805.50.7449
5-Band Windward/Leeward Medium709.90.8451
5-Band Windward/Leeward Med/High637.70.9409
5-Band Windward/Leeward High586.41.0233
Windward/Leeward 60-40 Low1074.40.5585
Windward/Leeward 60-40 Low/Med822.40.7296
Windward/Leeward 60-40 Medium733.80.8177
Windward/Leeward 60-40 Med/High673.10.8914
Windward/Leeward 60-40 High634.00.9464
5-Band AP Low778.10.7712
5-Band AP Low/Med643.80.9319
5-Band AP Medium574.51.0444
5-Band AP Med/High521.81.1499
5-Band AP High487.11.2318
5-Band SF Bay Tour - Low918.80.6530
5-Band SF Bay Tour - Low/Med772.80.7764
5-Band SF Bay Tour - Medium685.30.8755
5-Band SF Bay Tour - Med/High621.90.9647
5-Band SF Bay Tour - High580.31.0340
Chicago-Mac Upwind0.8725
Chicago-Mac All Purpose0.9302
Chicago-Mac Downwind0.9903
Bayview-Mac Cove Island0.6998
Bayview-Mac Shore0.7041
Harvest Moon Regatta480.61.2484
Double HandedClub Certificate2025
TT Yellow RoseNED 7672
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassMaxfun 25Measurement12/12/2000HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.370Max. Beam2.466Draft1.492Displacement876Wetted area11.01IMS L6.754LSM06.302Acc. length7.370Sink (kg/mm) 7.75
VCGD-0.231VCGM-0.223RM Rated (kg·m) 22.7Limit of positive stability(°) N/AStability IndexN/ADefault crew weight170Declared crew weightN/A
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionFixedInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders1Rotating mastNo
P9.324IG8.785ISP10.480MDT10.090MDL10.120MDT2MDL2TLTaperMWGO
E3.320J2.600BAS1.196FSDSFJSPLWPLTPS4.095BDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date01/05/2016CommentBB motor aan spiegel bij meting
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Double HandedClub Certificate2025
TT Yellow RoseNED 7672
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.151.422.3119.37* Copied from legacy *
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentORC0.052.708.44NoNo 11.58* Copied from legacy *
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentCR10.4012.1011.256.206.9090%59.44Class Rules