Club 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 Angles43.3°43.3°40.9°38.3°37.2°36.9°36.9°37.7°39.3°
Beat VMG2.353.274.004.474.654.734.774.764.68
52°3.694.985.866.286.526.656.746.826.83
60°3.965.236.046.456.776.947.067.207.24
75°4.125.396.166.627.067.417.637.938.10
90°4.375.676.406.767.117.648.158.819.27
110°4.475.816.667.357.868.348.819.7410.92
120°4.335.696.597.378.188.879.4910.8612.30
135°3.755.136.176.917.748.7710.0412.6414.30
150°3.024.325.426.216.887.588.5111.7814.90
Run VMG2.623.744.705.395.966.567.3710.2012.91
Gybe Angles142.9°142.9°147.8°152.1°150.7°146.9°144.3°143.8°147.9°
APH ToD:572.7CDL: 7.207APH ToT: 1.0477CertNo: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 weight360 kg(declared)Minimum weight230 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.
Club 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 VMG1529.71099.8899.1806.2773.7761.1755.3756.6769.0
52°974.7723.2614.7573.1551.9541.3534.4527.5527.2
60°909.1687.8596.3558.0531.6518.5510.0500.1497.6
75°872.8667.9584.8543.7509.6485.7472.0453.7444.6
90°823.4635.4562.8532.6506.1471.3441.7408.7388.5
110°805.9619.4540.7490.1458.2431.6408.5369.5329.6
120°831.6632.7546.1488.2440.0405.7379.2331.5292.8
135°960.7702.0583.7520.7465.1410.4358.5284.9251.7
150°1191.7834.0663.8579.4523.2475.1423.2305.6241.6
Run VMG1374.6963.0766.5667.5603.9548.6488.7352.9278.9
Selected Courses
Windward / Leeward1451.71031.4832.8736.8688.8654.9622.0554.8524.0
All purpose1085.7795.0662.6598.0559.5529.7503.5458.7435.3
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward709.80.8454
All purpose572.71.0477
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low728.80.8233
Triple Number Coastal/Long Distance Medium573.51.0462
Triple Number Coastal/Long Distance High493.31.2164
Triple Number Windward/Leeward Low932.10.6437
Triple Number Windward/Leeward Medium708.30.8471
Triple Number Windward/Leeward High605.00.9917
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance621.80.9649
Triple Number Coastal/Long Distance Low728.80.8233
Triple Number Coastal/Long Distance Medium573.51.0462
Triple Number Coastal/Long Distance High493.31.2164
Triple Number Windward/Leeward Low932.10.6437
Triple Number Windward/Leeward Medium708.30.8471
Triple Number Windward/Leeward High605.00.9917
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1525.01024.6784.7668.2597.5550.8507.5431.2404.2
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7177
Downwind "popa"0.9565
70% up, 30% down "Ilhabela"0.7758
30% up, 70% down "Ilhabela-inverso"0.8697
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low728.80.8233
Triple Number Coastal/Long Distance Medium573.51.0462
Triple Number Coastal/Long Distance High493.31.2164
Triple Number Windward/Leeward Low932.10.6437
Triple Number Windward/Leeward Medium708.30.8471
Triple Number Windward/Leeward High605.00.9917
Predominantly Upwind633.80.9467
Predominantly Downwind567.01.0582
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low728.80.8233
Triple Number AP Medium573.61.0461
Triple Number AP High493.31.2164
Triple Number Windward/Leeward Low974.50.6157
Triple Number Windward/Leeward Medium708.30.8471
Triple Number Windward/Leeward High605.00.9917
Single Number Predominant Upwind656.20.9143
Single Number Predominant Reaching560.21.0710
Single Number Predominant Downwind584.31.0268
Predominant Upwind - Low890.40.6739
Predominant Upwind - Low/Med690.90.8685
Predominant Upwind - Medium616.60.9732
Predominant Upwind - Med/High570.61.0514
Predominant Upwind - High545.31.1003
Predominant Downwind Low851.70.7045
Predominant Downwind Low/Med646.70.9278
Predominant Downwind Medium553.21.0846
Predominant Downwind Med/High465.71.2884
Predominant Downwind High396.11.5149
Predominant Reaching Low769.30.7799
Predominant Reaching Low/Med606.20.9898
Predominant Reaching Medium533.91.1237
Predominant Reaching Med/High467.61.2832
Predominant Reaching High422.81.4191
SA/DSPL Upwind33.82SA/DSPL Downwind86.10
Scoring OptionTODTOT
5-Band Windward/Leeward Low1086.90.5520
5-Band Windward/Leeward Low/Med806.90.7435
5-Band Windward/Leeward Medium697.40.8603
5-Band Windward/Leeward Med/High621.80.9649
5-Band Windward/Leeward High561.11.0694
Windward/Leeward 60-40 Low1101.00.5450
Windward/Leeward 60-40 Low/Med821.00.7308
Windward/Leeward 60-40 Medium715.10.8390
Windward/Leeward 60-40 Med/High649.10.9244
Windward/Leeward 60-40 High600.60.9991
5-Band AP Low794.00.7556
5-Band AP Low/Med644.10.9315
5-Band AP Medium564.81.0623
5-Band AP Med/High505.11.1879
5-Band AP High462.41.2976
5-Band SF Bay Tour - Low939.90.6384
5-Band SF Bay Tour - Low/Med773.20.7760
5-Band SF Bay Tour - Medium670.90.8944
5-Band SF Bay Tour - Med/High601.80.9970
5-Band SF Bay Tour - High550.51.0899
Chicago-Mac Upwind0.8868
Chicago-Mac All Purpose0.9346
Chicago-Mac Downwind0.9814
Bayview-Mac Cove Island0.6904
Bayview-Mac Shore0.6947
Harvest Moon Regatta476.31.2598
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance621.80.9649
Triple Number Coastal/Long Distance Low728.80.8233
Triple Number Coastal/Long Distance Medium573.51.0462
Triple Number Coastal/Long Distance High493.31.2164
Triple Number Windward/Leeward Low932.10.6437
Triple Number Windward/Leeward Medium708.30.8471
Triple Number Windward/Leeward High605.00.9917
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1525.01024.6784.7668.2597.5550.8507.5431.2404.2
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance621.80.9649
Triple Number Coastal/Long Distance Low728.80.8233
Triple Number Coastal/Long Distance Medium573.51.0462
Triple Number Coastal/Long Distance High493.31.2164
Triple Number Windward/Leeward Low932.10.6437
Triple Number Windward/Leeward Medium708.30.8471
Triple Number Windward/Leeward High605.00.9917
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1525.01024.6784.7668.2597.5550.8507.5431.2404.2
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance621.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1525.01024.6784.7668.2597.5550.8507.5431.2404.2
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low728.80.8233
Triple Number Coastal/Long Distance Medium573.51.0462
Triple Number Coastal/Long Distance High493.31.2164
Triple Number Windward/Leeward Low932.10.6437
Triple Number Windward/Leeward Medium708.30.8471
Triple Number Windward/Leeward High605.00.9917
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)621.80.9649
Triple Number Coastal/Long Distance Low728.80.8233
Triple Number Coastal/Long Distance Medium573.51.0462
Triple Number Coastal/Long Distance High493.31.2164
Triple Number Windward/Leeward Low932.10.6437
Triple Number Windward/Leeward Medium708.30.8471
Triple Number Windward/Leeward High605.00.9917
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1525.01024.6784.7668.2597.5550.8507.5431.2404.2
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low728.80.8233
Triple Number Coastal/Long Distance Medium573.51.0462
Triple Number Coastal/Long Distance High493.31.2164
Triple Number Windward/Leeward Low932.10.6437
Triple Number Windward/Leeward Medium708.30.8471
Triple Number Windward/Leeward High605.00.9917
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9649
Triple Number Coastal/Long Distance Low0.8233
Triple Number Coastal/Long Distance Medium1.0462
Triple Number Coastal/Long Distance High1.2164
Triple Number Windward/Leeward Low0.6437
Triple Number Windward/Leeward Medium0.8471
Triple Number Windward/Leeward High0.9917
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1525.01024.6784.7668.2597.5550.8507.5431.2404.2
For information
General Purpose Handicap (GPH)641.5
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance621.80.9649
Triple Number Coastal/Long Distance Low728.80.8233
Triple Number Coastal/Long Distance Medium573.51.0462
Triple Number Coastal/Long Distance High493.31.2164
Triple Number Windward/Leeward Low932.10.6437
Triple Number Windward/Leeward Medium708.30.8471
Triple Number Windward/Leeward High605.00.9917
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1525.01024.6784.7668.2597.5550.8507.5431.2404.2
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low728.80.8233
Triple Number Coastal/Long Distance Medium573.51.0462
Triple Number Coastal/Long Distance High493.31.2164
Triple Number Windward/Leeward Low932.10.6437
Triple Number Windward/Leeward Medium708.30.8471
Triple Number Windward/Leeward High605.00.9917
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance621.80.9649
Triple Number Coastal/Long Distance Low728.80.8233
Triple Number Coastal/Long Distance Medium573.51.0462
Triple Number Coastal/Long Distance High493.31.2164
Triple Number Windward/Leeward Low932.10.6437
Triple Number Windward/Leeward Medium708.30.8471
Triple Number Windward/Leeward High605.00.9917
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1525.01024.6784.7668.2597.5550.8507.5431.2404.2
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance621.80.9649
Triple Number Coastal/Long Distance Low728.80.8233
Triple Number Coastal/Long Distance Medium573.51.0462
Triple Number Coastal/Long Distance High493.31.2164
Triple Number Windward/Leeward Low932.10.6437
Triple Number Windward/Leeward Medium708.30.8471
Triple Number Windward/Leeward High605.00.9917
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1525.01024.6784.7668.2597.5550.8507.5431.2404.2
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low728.8
Triple Number Coastal/Long Distance Medium573.5
Triple Number Coastal/Long Distance High493.3
Triple Number Windward/Leeward Low932.1
Triple Number Windward/Leeward Medium708.3
Triple Number Windward/Leeward High605.0
Predominantly Upwind633.8
Predominantly Downwind567.0
Predominantly Reaching548.8
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance621.80.9649
Triple Number Coastal/Long Distance Low728.80.8233
Triple Number Coastal/Long Distance Medium573.51.0462
Triple Number Coastal/Long Distance High493.31.2164
Triple Number Windward/Leeward Low932.10.6437
Triple Number Windward/Leeward Medium708.30.8471
Triple Number Windward/Leeward High605.00.9917
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1525.01024.6784.7668.2597.5550.8507.5431.2404.2
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8233
Triple Number Coastal/Long Distance Medium1.0462
Triple Number Coastal/Long Distance High1.2164
Triple Number Windward/Leeward Low0.6437
Triple Number Windward/Leeward Medium0.8471
Triple Number Windward/Leeward High0.9917
Coastal/Long Distance0.9649
Predominantly Upwind0.9467
Predominantly Downwind1.0582
For information
General Purpose Handicap (GPH)641.5
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0477
Distanseseilas Trippeltall svak vind0.8233
Distanseseilas Trippeltall mellomvind1.0462
Distanseseilas Trippeltall sterk vind1.2164
Pølsebane Trippeltall svak vind0.6437
Pølsebane Trippeltall mellomvind0.8471
Pølsebane Trippeltall sterk vind0.9917
Motvind Singeltall0.9467
Medvind Singeltall1.0582
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low728.80.8233
Triple Number Coastal/Long Distance Medium573.51.0462
Triple Number Coastal/Long Distance High493.31.2164
Triple Number Windward/Leeward Low932.10.6437
Triple Number Windward/Leeward Medium708.30.8471
Triple Number Windward/Leeward High605.00.9917
Coastal/Long Distance621.80.9649
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind633.80.9467
Predominantly Downwind567.01.0582
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore533.21.1252
Cape Doctor Coastal442.31.3564
Triple Number Coastal/Long Distance Low728.80.8233
Triple Number Coastal/Long Distance Medium573.51.0462
Triple Number Coastal/Long Distance High493.31.2164
Triple Number Windward/Leeward Low932.10.6437
Triple Number Windward/Leeward Medium708.30.8471
Triple Number Windward/Leeward High605.00.9917
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8233
Triple Number Coastal/Long Distance Medium1.0462
Triple Number Coastal/Long Distance High1.2164
Triple Number Windward/Leeward Low0.6437
Triple Number Windward/Leeward Medium0.8471
Triple Number Windward/Leeward High0.9917
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8233
Triple Number Coastal/Long Distance Medium1.0462
Triple Number Coastal/Long Distance High1.2164
Triple Number Windward/Leeward Low0.6437
Triple Number Windward/Leeward Medium0.8471
Triple Number Windward/Leeward High0.9917
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance621.80.9649
Triple Number Coastal/Long Distance Low728.80.8233
Triple Number Coastal/Long Distance Medium573.51.0462
Triple Number Coastal/Long Distance High493.31.2164
Triple Number Windward/Leeward Low932.10.6437
Triple Number Windward/Leeward Medium708.30.8471
Triple Number Windward/Leeward High605.00.9917
Predominantly Upwind633.80.9467
Predominantly Downwind567.01.0582
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1525.01024.6784.7668.2597.5550.8507.5431.2404.2
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance621.80.9649
Triple Number Coastal/Long Distance Low728.80.8233
Triple Number Coastal/Long Distance Medium573.51.0462
Triple Number Coastal/Long Distance High493.31.2164
Triple Number Windward/Leeward Low932.10.6437
Triple Number Windward/Leeward Medium708.30.8471
Triple Number Windward/Leeward High605.00.9917
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1525.01024.6784.7668.2597.5550.8507.5431.2404.2
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low728.80.8233
Triple Number AP Medium573.61.0461
Triple Number AP High493.31.2164
Triple Number Windward/Leeward Low974.50.6157
Triple Number Windward/Leeward Medium708.30.8471
Triple Number Windward/Leeward High605.00.9917
Single Number Predominant Upwind656.20.9143
Single Number Predominant Reaching560.21.0710
Single Number Predominant Downwind584.31.0268
Predominant Upwind - Low890.40.6739
Predominant Upwind - Low/Med690.90.8685
Predominant Upwind - Medium616.60.9732
Predominant Upwind - Med/High570.61.0514
Predominant Upwind - High545.31.1003
Predominant Downwind Low851.70.7045
Predominant Downwind Low/Med646.70.9278
Predominant Downwind Medium553.21.0846
Predominant Downwind Med/High465.71.2884
Predominant Downwind High396.11.5149
Predominant Reaching Low769.30.7799
Predominant Reaching Low/Med606.20.9898
Predominant Reaching Medium533.91.1237
Predominant Reaching Med/High467.61.2832
Predominant Reaching High422.81.4191
SA/DSPL Upwind33.82SA/DSPL Downwind86.10
Scoring OptionTODTOT
5-Band Windward/Leeward Low1086.90.5520
5-Band Windward/Leeward Low/Med806.90.7435
5-Band Windward/Leeward Medium697.40.8603
5-Band Windward/Leeward Med/High621.80.9649
5-Band Windward/Leeward High561.11.0694
Windward/Leeward 60-40 Low1101.00.5450
Windward/Leeward 60-40 Low/Med821.00.7308
Windward/Leeward 60-40 Medium715.10.8390
Windward/Leeward 60-40 Med/High649.10.9244
Windward/Leeward 60-40 High600.60.9991
5-Band AP Low794.00.7556
5-Band AP Low/Med644.10.9315
5-Band AP Medium564.81.0623
5-Band AP Med/High505.11.1879
5-Band AP High462.41.2976
5-Band SF Bay Tour - Low939.90.6384
5-Band SF Bay Tour - Low/Med773.20.7760
5-Band SF Bay Tour - Medium670.90.8944
5-Band SF Bay Tour - Med/High601.80.9970
5-Band SF Bay Tour - High550.51.0899
Chicago-Mac Upwind0.8868
Chicago-Mac All Purpose0.9346
Chicago-Mac Downwind0.9814
Bayview-Mac Cove Island0.6904
Bayview-Mac Shore0.6947
Harvest Moon Regatta476.31.2598
Club 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 L6.963LSM06.302Acc. length7.370Sink (kg/mm) 7.75
VCGD-0.232VCGM-0.223RM Rated (kg·m) 22.7Limit of positive stability(°) N/AStability IndexN/ADefault crew weight356Declared crew weight360
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
Club 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