Double HandedClub Certificate2025
BrutusNED 8517
Norges Seilforbund
Sognsveien 73
0854 OSLO
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 Angles41.5°41.5°40.1°40.2°40.8°41.5°42.2°44.8°51.4°
Beat VMG2.653.413.803.933.953.943.913.693.27
52°4.045.105.595.765.835.865.865.725.30
60°4.245.355.835.996.076.116.136.085.90
75°4.375.526.056.266.386.476.536.566.53
90°4.285.476.106.436.656.826.957.117.21
110°4.305.566.276.666.937.187.347.758.09
120°4.145.436.236.737.187.527.848.268.37
135°3.534.875.876.457.007.628.349.6710.82
150°2.884.095.155.946.446.927.479.1311.91
Run VMG2.493.544.465.165.646.066.487.9110.32
Gybe Angles142.9°142.9°148.0°152.0°157.2°161.0°156.8°144.9°147.5°
APH ToD:638.1CDL: 6.103APH ToT: 0.9403CertNo:674787
BOAT
ClassPlatu 25 ModDesignerFarrBuilderbeneteauAge dateSeries date01/1995Offset filePlatu25.OD.offData file674787
HULL
Length Overall7.530 mMaximum Beam2.580 mDraft1.596 mDisplacement1,255 kgDLR4.3764IMS 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)
MeasuredRatedMainsail20.6421.17Headsail Luffed12.9212.92Headsail FlyingSymmetricAsymmetric38.4038.40 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail6.01Storm Jib4.24Heavy Weather Jib11.45
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
BrutusNED 8517
Norges Seilforbund
Sognsveien 73
0854 OSLO
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 VMG1356.81055.4946.4917.1911.5913.2920.2974.91101.2
52°892.2705.3643.5625.0617.8614.4614.1629.5678.7
60°848.5673.4617.3601.1593.4589.1587.0592.0610.1
75°823.5651.8595.0575.4564.6556.7551.6548.8551.1
90°841.9657.7590.0560.1541.1528.1518.3506.1499.5
110°837.7647.8574.1540.6519.4501.7490.2464.4445.0
120°868.7662.9578.0534.7501.3478.7459.1435.6430.0
135°1019.1739.1613.0558.0514.2472.7431.9372.1332.7
150°1251.7879.6699.6605.6558.8520.0482.2394.1302.2
Run VMG1445.11015.6807.8697.4637.8593.9555.8455.1349.0
Selected Courses
Windward / Leeward1395.41035.5877.1807.3774.6753.6738.0715.0725.1
All purpose1057.7801.6695.4650.6626.5609.3595.8579.3586.0
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward793.60.7561
All purpose638.10.9403
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low748.50.8016
Triple Number Coastal/Long Distance Medium636.00.9434
Triple Number Coastal/Long Distance High593.01.0118
Triple Number Windward/Leeward Low956.30.6274
Triple Number Windward/Leeward Medium788.70.7607
Triple Number Windward/Leeward High733.20.8183
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance691.80.8673
Triple Number Coastal/Long Distance Low748.50.8016
Triple Number Coastal/Long Distance Medium636.00.9434
Triple Number Coastal/Long Distance High593.01.0118
Triple Number Windward/Leeward Low956.30.6274
Triple Number Windward/Leeward Medium788.70.7607
Triple Number Windward/Leeward High733.20.8183
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1473.81033.5825.9728.9671.2633.4598.9540.5535.2
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6327
Downwind "popa"0.8817
70% up, 30% down "Ilhabela"0.6912
30% up, 70% down "Ilhabela-inverso"0.7886
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low748.50.8016
Triple Number Coastal/Long Distance Medium636.00.9434
Triple Number Coastal/Long Distance High593.01.0118
Triple Number Windward/Leeward Low956.30.6274
Triple Number Windward/Leeward Medium788.70.7607
Triple Number Windward/Leeward High733.20.8183
Predominantly Upwind705.20.8509
Predominantly Downwind618.50.9700
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low748.50.8016
Triple Number AP Medium636.00.9434
Triple Number AP High593.01.0118
Triple Number Windward/Leeward Low993.80.6037
Triple Number Windward/Leeward Medium788.70.7607
Triple Number Windward/Leeward High733.20.8183
Single Number Predominant Upwind726.90.8254
Single Number Predominant Reaching615.30.9752
Single Number Predominant Downwind639.90.9376
Predominant Upwind - Low877.80.6835
Predominant Upwind - Low/Med736.40.8148
Predominant Upwind - Medium694.30.8642
Predominant Upwind - Med/High676.70.8866
Predominant Upwind - High685.70.8751
Predominant Downwind Low879.40.6823
Predominant Downwind Low/Med684.70.8763
Predominant Downwind Medium605.80.9904
Predominant Downwind Med/High544.81.1012
Predominant Downwind High498.01.2049
Predominant Reaching Low785.30.7641
Predominant Reaching Low/Med641.90.9347
Predominant Reaching Medium588.01.0204
Predominant Reaching Med/High549.01.0929
Predominant Reaching High527.51.1373
SA/DSPL Upwind28.82SA/DSPL Downwind50.70
Scoring OptionTODTOT
5-Band Windward/Leeward Low1087.30.5518
5-Band Windward/Leeward Low/Med860.70.6971
5-Band Windward/Leeward Medium781.90.7674
5-Band Windward/Leeward Med/High739.80.8110
5-Band Windward/Leeward High720.70.8325
Windward/Leeward 60-40 Low1090.50.5502
Windward/Leeward 60-40 Low/Med877.90.6834
Windward/Leeward 60-40 Medium808.80.7419
Windward/Leeward 60-40 Med/High777.40.7718
Windward/Leeward 60-40 High774.00.7752
5-Band AP Low805.70.7447
5-Band AP Low/Med685.10.8758
5-Band AP Medium630.80.9512
5-Band AP Med/High597.91.0035
5-Band AP High583.31.0286
5-Band SF Bay Tour - Low950.10.6315
5-Band SF Bay Tour - Low/Med826.30.7261
5-Band SF Bay Tour - Medium756.80.7928
5-Band SF Bay Tour - Med/High719.80.8335
5-Band SF Bay Tour - High708.50.8469
Chicago-Mac Upwind0.8101
Chicago-Mac All Purpose0.8587
Chicago-Mac Downwind0.9070
Bayview-Mac Cove Island0.6706
Bayview-Mac Shore0.6755
Harvest Moon Regatta539.01.1132
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance691.80.8673
Triple Number Coastal/Long Distance Low748.50.8016
Triple Number Coastal/Long Distance Medium636.00.9434
Triple Number Coastal/Long Distance High593.01.0118
Triple Number Windward/Leeward Low956.30.6274
Triple Number Windward/Leeward Medium788.70.7607
Triple Number Windward/Leeward High733.20.8183
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1473.81033.5825.9728.9671.2633.4598.9540.5535.2
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance691.80.8673
Triple Number Coastal/Long Distance Low748.50.8016
Triple Number Coastal/Long Distance Medium636.00.9434
Triple Number Coastal/Long Distance High593.01.0118
Triple Number Windward/Leeward Low956.30.6274
Triple Number Windward/Leeward Medium788.70.7607
Triple Number Windward/Leeward High733.20.8183
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1473.81033.5825.9728.9671.2633.4598.9540.5535.2
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance691.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1473.81033.5825.9728.9671.2633.4598.9540.5535.2
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low748.50.8016
Triple Number Coastal/Long Distance Medium636.00.9434
Triple Number Coastal/Long Distance High593.01.0118
Triple Number Windward/Leeward Low956.30.6274
Triple Number Windward/Leeward Medium788.70.7607
Triple Number Windward/Leeward High733.20.8183
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating691.80.8673
FinRating, kevyt tuuli1062.80.9409
FinRating, kova tuuli586.40.8527
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low748.50.8016
Triple Number Coastal/Long Distance Medium636.00.9434
Triple Number Coastal/Long Distance High593.01.0118
Triple Number Windward/Leeward Low956.30.6274
Triple Number Windward/Leeward Medium788.70.7607
Triple Number Windward/Leeward High733.20.8183
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8673
Triple Number Coastal/Long Distance Low0.8016
Triple Number Coastal/Long Distance Medium0.9434
Triple Number Coastal/Long Distance High1.0118
Triple Number Windward/Leeward Low0.6274
Triple Number Windward/Leeward Medium0.7607
Triple Number Windward/Leeward High0.8183
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1473.81033.5825.9728.9671.2633.4598.9540.5535.2
For information
General Purpose Handicap (GPH)698.8
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance691.80.8673
Triple Number Coastal/Long Distance Low748.50.8016
Triple Number Coastal/Long Distance Medium636.00.9434
Triple Number Coastal/Long Distance High593.01.0118
Triple Number Windward/Leeward Low956.30.6274
Triple Number Windward/Leeward Medium788.70.7607
Triple Number Windward/Leeward High733.20.8183
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1473.81033.5825.9728.9671.2633.4598.9540.5535.2
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low748.50.8016
Triple Number Coastal/Long Distance Medium636.00.9434
Triple Number Coastal/Long Distance High593.01.0118
Triple Number Windward/Leeward Low956.30.6274
Triple Number Windward/Leeward Medium788.70.7607
Triple Number Windward/Leeward High733.20.8183
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance691.80.8673
Triple Number Coastal/Long Distance Low748.50.8016
Triple Number Coastal/Long Distance Medium636.00.9434
Triple Number Coastal/Long Distance High593.01.0118
Triple Number Windward/Leeward Low956.30.6274
Triple Number Windward/Leeward Medium788.70.7607
Triple Number Windward/Leeward High733.20.8183
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1473.81033.5825.9728.9671.2633.4598.9540.5535.2
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance691.80.8673
Triple Number Coastal/Long Distance Low748.50.8016
Triple Number Coastal/Long Distance Medium636.00.9434
Triple Number Coastal/Long Distance High593.01.0118
Triple Number Windward/Leeward Low956.30.6274
Triple Number Windward/Leeward Medium788.70.7607
Triple Number Windward/Leeward High733.20.8183
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1473.81033.5825.9728.9671.2633.4598.9540.5535.2
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low748.5
Triple Number Coastal/Long Distance Medium636.0
Triple Number Coastal/Long Distance High593.0
Triple Number Windward/Leeward Low956.3
Triple Number Windward/Leeward Medium788.7
Triple Number Windward/Leeward High733.2
Predominantly Upwind705.2
Predominantly Downwind618.5
Predominantly Reaching600.1
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance691.80.8673
Triple Number Coastal/Long Distance Low748.50.8016
Triple Number Coastal/Long Distance Medium636.00.9434
Triple Number Coastal/Long Distance High593.01.0118
Triple Number Windward/Leeward Low956.30.6274
Triple Number Windward/Leeward Medium788.70.7607
Triple Number Windward/Leeward High733.20.8183
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1473.81033.5825.9728.9671.2633.4598.9540.5535.2
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8016
Triple Number Coastal/Long Distance Medium0.9434
Triple Number Coastal/Long Distance High1.0118
Triple Number Windward/Leeward Low0.6274
Triple Number Windward/Leeward Medium0.7607
Triple Number Windward/Leeward High0.8183
Coastal/Long Distance0.8673
Predominantly Upwind0.8509
Predominantly Downwind0.9700
For information
General Purpose Handicap (GPH)698.8
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9403
Distanseseilas Trippeltall svak vind0.8016
Distanseseilas Trippeltall mellomvind0.9434
Distanseseilas Trippeltall sterk vind1.0118
Pølsebane Trippeltall svak vind0.6274
Pølsebane Trippeltall mellomvind0.7607
Pølsebane Trippeltall sterk vind0.8183
Motvind Singeltall0.8509
Medvind Singeltall0.9700
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low748.50.8016
Triple Number Coastal/Long Distance Medium636.00.9434
Triple Number Coastal/Long Distance High593.01.0118
Triple Number Windward/Leeward Low956.30.6274
Triple Number Windward/Leeward Medium788.70.7607
Triple Number Windward/Leeward High733.20.8183
Coastal/Long Distance691.80.8673
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind705.20.8509
Predominantly Downwind618.50.9700
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore722.00.8310
Cape Doctor Coastal584.01.0274
Triple Number Coastal/Long Distance Low748.50.8016
Triple Number Coastal/Long Distance Medium636.00.9434
Triple Number Coastal/Long Distance High593.01.0118
Triple Number Windward/Leeward Low956.30.6274
Triple Number Windward/Leeward Medium788.70.7607
Triple Number Windward/Leeward High733.20.8183
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8016
Triple Number Coastal/Long Distance Medium0.9434
Triple Number Coastal/Long Distance High1.0118
Triple Number Windward/Leeward Low0.6274
Triple Number Windward/Leeward Medium0.7607
Triple Number Windward/Leeward High0.8183
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8016
Triple Number Coastal/Long Distance Medium0.9434
Triple Number Coastal/Long Distance High1.0118
Triple Number Windward/Leeward Low0.6274
Triple Number Windward/Leeward Medium0.7607
Triple Number Windward/Leeward High0.8183
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance691.80.8673
Triple Number Coastal/Long Distance Low748.50.8016
Triple Number Coastal/Long Distance Medium636.00.9434
Triple Number Coastal/Long Distance High593.01.0118
Triple Number Windward/Leeward Low956.30.6274
Triple Number Windward/Leeward Medium788.70.7607
Triple Number Windward/Leeward High733.20.8183
Predominantly Upwind705.20.8509
Predominantly Downwind618.50.9700
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1473.81033.5825.9728.9671.2633.4598.9540.5535.2
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance691.80.8673
Triple Number Coastal/Long Distance Low748.50.8016
Triple Number Coastal/Long Distance Medium636.00.9434
Triple Number Coastal/Long Distance High593.01.0118
Triple Number Windward/Leeward Low956.30.6274
Triple Number Windward/Leeward Medium788.70.7607
Triple Number Windward/Leeward High733.20.8183
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1473.81033.5825.9728.9671.2633.4598.9540.5535.2
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low748.50.8016
Triple Number AP Medium636.00.9434
Triple Number AP High593.01.0118
Triple Number Windward/Leeward Low993.80.6037
Triple Number Windward/Leeward Medium788.70.7607
Triple Number Windward/Leeward High733.20.8183
Single Number Predominant Upwind726.90.8254
Single Number Predominant Reaching615.30.9752
Single Number Predominant Downwind639.90.9376
Predominant Upwind - Low877.80.6835
Predominant Upwind - Low/Med736.40.8148
Predominant Upwind - Medium694.30.8642
Predominant Upwind - Med/High676.70.8866
Predominant Upwind - High685.70.8751
Predominant Downwind Low879.40.6823
Predominant Downwind Low/Med684.70.8763
Predominant Downwind Medium605.80.9904
Predominant Downwind Med/High544.81.1012
Predominant Downwind High498.01.2049
Predominant Reaching Low785.30.7641
Predominant Reaching Low/Med641.90.9347
Predominant Reaching Medium588.01.0204
Predominant Reaching Med/High549.01.0929
Predominant Reaching High527.51.1373
SA/DSPL Upwind28.82SA/DSPL Downwind50.70
Scoring OptionTODTOT
5-Band Windward/Leeward Low1087.30.5518
5-Band Windward/Leeward Low/Med860.70.6971
5-Band Windward/Leeward Medium781.90.7674
5-Band Windward/Leeward Med/High739.80.8110
5-Band Windward/Leeward High720.70.8325
Windward/Leeward 60-40 Low1090.50.5502
Windward/Leeward 60-40 Low/Med877.90.6834
Windward/Leeward 60-40 Medium808.80.7419
Windward/Leeward 60-40 Med/High777.40.7718
Windward/Leeward 60-40 High774.00.7752
5-Band AP Low805.70.7447
5-Band AP Low/Med685.10.8758
5-Band AP Medium630.80.9512
5-Band AP Med/High597.91.0035
5-Band AP High583.31.0286
5-Band SF Bay Tour - Low950.10.6315
5-Band SF Bay Tour - Low/Med826.30.7261
5-Band SF Bay Tour - Medium756.80.7928
5-Band SF Bay Tour - Med/High719.80.8335
5-Band SF Bay Tour - High708.50.8469
Chicago-Mac Upwind0.8101
Chicago-Mac All Purpose0.8587
Chicago-Mac Downwind0.9070
Bayview-Mac Cove Island0.6706
Bayview-Mac Shore0.6755
Harvest Moon Regatta539.01.1132
Double HandedClub Certificate2025
BrutusNED 8517
Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassPlatu 25 ModMeasurementHINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.530Max. Beam2.580Draft1.596Displacement1,255Wetted area10.52IMS L6.838LSM06.594Acc. length7.530Sink (kg/mm) 7.66
VCGD0.042VCGM0.039RM Rated (kg·m) 16.0Limit of positive stability(°) N/AStability IndexN/ADefault crew weight170Declared crew weightN/A
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders2Rotating mastNo
P9.405IG9.171ISP9.681MDT10.079MDL10.120MDT20.062MDL20.078TL2.340MW0.121GO0.131
E3.650J2.620BAS1.181FSD0.000SFJ0.000SPL0.000WPLTPS3.080BD0.000MWT36.50MCG4.200
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.042Flotation Date01/01/2015
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Double HandedClub Certificate2025
BrutusNED 8517
Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment1-2020060913010.150.781.382.373.1220.6409/06/2020
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment1-2020060913010.070.000.000.000.002.739.25NoNo 12.9209/06/2020
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment1-20200609130210.188.809.494.785.1693%38.4009/06/2020Mål av Pål t. Christensen
CRUISER/RACER REQUIREMENTS*
Accommodation length7.5 mTable area0.22 m²Headroom1.40 mMinimum number of berths2Personal gear stowage0.08 m³Fresh water capacity15 lMinimum number of seats in cockpit2Food stowage0.12 m³Fuel capacity20 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.