International
One Design
Certificate
2024

Boat

PLATU 25

MNA-1234

Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles42.3°40.0°36.9°35.8°35.5°35.5°35.8°37.7°
Beat VMG3.414.114.544.704.774.814.834.71
52°5.135.916.256.426.516.586.666.64
60°5.366.056.396.616.726.826.936.95
75°5.496.126.526.837.077.227.457.55
90°5.456.236.606.887.267.588.078.38
110°5.486.286.847.317.688.018.669.41
120°5.336.186.727.317.928.499.4610.58
135°4.825.826.386.887.448.1810.5212.89
150°4.035.085.916.426.897.418.8612.14
Run VMG3.494.405.165.776.276.707.6710.52
Gybe Angles140.1°149.3°155.3°165.5°177.2°177.2°149.9°144.3°
APH ToD:593.9CDL: 7.327APH ToT: 1.0102CertNo:PLAT25
BOAT
ClassPLATU 25 ODDesignerFARRBuilderBENETEAUAge date01/1997Series date01/1997Offset fileplatu25.OD.OFFData fileplatu25
HULL
Length Overall7.530 mMaximum Beam2.580 mDraft1.592 mDisplacement1,233 kgDLR4.3452IMS DivisionSportboatDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight470 kg(declared)Minimum weight340 kg * when appliedNon Manual PowerNoCrew Arm ExtensionLoose or no lifelines
SAIL AREAS (m²)
MeasuredRatedMainsail20.6321.16Headsail Luffed13.3413.34Headsail FlyingSymmetric44.6544.65Asymmetric
STORM SAIL AREAS (m²)
Trysail6.01Storm Jib4.24Heavy Weather Jib11.45
SAIL LIMITS
Headsails5  Spinnakers4
STABILITY
Righting Moment17.9 kg·mStability Index107.1
COMMENTS
BASED ON CLASS RULES
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.

International
One Design
Certificate
2024

Boat

PLATU 25

MNA-1234

Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG1054.6875.7792.7766.3755.3748.7745.8764.3
52°701.3608.7575.7560.5552.7546.9540.2541.9
60°671.5594.8563.2545.0535.4528.1519.2517.7
75°656.0587.8552.3526.8509.5498.9483.5476.8
90°660.6577.4545.8523.3495.8474.8446.2429.7
110°657.4572.8526.3492.7468.7449.4415.6382.8
120°675.7582.6535.5492.1454.5424.1380.4340.4
135°746.9618.2564.5523.5483.6440.4342.1279.2
150°892.5708.0609.6560.4522.4485.9406.4296.4
Run VMG1030.6817.5697.3624.2574.2537.7469.3342.3
Selected Courses
Windward / Leeward1042.6846.6745.0695.3664.8643.2607.5553.3
All purpose806.9676.6613.7579.3554.8534.8499.3465.7
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward722.00.8310
All purpose593.91.0102
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low741.70.8089
Triple Number Coastal/Long Distance Medium592.81.0122
Triple Number Coastal/Long Distance High526.51.1397
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium716.80.8370
Triple Number Windward/Leeward High635.20.9446
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance642.40.9340
Triple Number Coastal/Long Distance Low741.70.8089
Triple Number Coastal/Long Distance Medium592.81.0122
Triple Number Coastal/Long Distance High526.51.1397
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium716.80.8370
Triple Number Windward/Leeward High635.20.9446
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1041.4800.4681.0615.5574.2538.1476.3440.7
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7318
Downwind "popa"0.8841
70% up, 30% down "Ilhabela"0.7717
30% up, 70% down "Ilhabela-inverso"0.8321
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low741.70.8089
Triple Number Coastal/Long Distance Medium592.81.0122
Triple Number Coastal/Long Distance High526.51.1397
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium716.80.8370
Triple Number Windward/Leeward High635.20.9446
Predominantly Upwind643.40.9325
Predominantly Downwind600.50.9992
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low741.70.8089
Triple Number AP Medium592.81.0121
Triple Number AP High526.51.1397
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium716.80.8370
Triple Number Windward/Leeward High635.20.9446
Single Number Predominant Upwind641.70.9349
Single Number Predominant Reaching571.61.0497
Single Number Predominant Downwind601.80.9969
Predominant Upwind - Low809.60.7411
Predominant Upwind - Low/Med693.60.8650
Predominant Upwind - Medium627.50.9562
Predominant Upwind - Med/High589.51.0177
Predominant Upwind - High566.31.0595
Predominant Downwind Low810.50.7402
Predominant Downwind Low/Med674.90.8890
Predominant Downwind Medium584.81.0260
Predominant Downwind Med/High513.61.1683
Predominant Downwind High452.11.3271
Predominant Reaching Low727.00.8253
Predominant Reaching Low/Med625.40.9594
Predominant Reaching Medium560.21.0710
Predominant Reaching Med/High506.01.1858
Predominant Reaching High462.01.2986
SA/DSPL Upwind29.54SA/DSPL Downwind56.74
Scoring OptionTODTOT
5-Band Windward/Leeward Low998.10.6011
5-Band Windward/Leeward Low/Med817.30.7341
5-Band Windward/Leeward Medium706.60.8491
5-Band Windward/Leeward Med/High645.20.9300
5-Band Windward/Leeward High604.30.9928
Windward/Leeward 60-40 Low1001.30.5992
Windward/Leeward 60-40 Low/Med825.20.7271
Windward/Leeward 60-40 Medium720.60.8327
Windward/Leeward 60-40 Med/High666.30.9005
Windward/Leeward 60-40 High633.40.9473
5-Band AP Low777.30.7719
5-Band AP Low/Med659.20.9102
5-Band AP Medium585.31.0252
5-Band AP Med/High535.91.1196
5-Band AP High499.61.2010
5-Band SF Bay Tour - Low947.60.6332
5-Band SF Bay Tour - Low/Med783.20.7661
5-Band SF Bay Tour - Medium684.20.8770
5-Band SF Bay Tour - Med/High627.10.9568
5-Band SF Bay Tour - High587.31.0216
Chicago-Mac Upwind0.9185
Chicago-Mac All Purpose0.9483
Chicago-Mac Downwind0.9830
Bayview-Mac Cove Island0.8904
Bayview-Mac Shore0.8973
Harvest Moon Regatta512.01.1718
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance642.40.9340
Triple Number Coastal/Long Distance Low741.70.8089
Triple Number Coastal/Long Distance Medium592.81.0122
Triple Number Coastal/Long Distance High526.51.1397
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium716.80.8370
Triple Number Windward/Leeward High635.20.9446
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1041.4800.4681.0615.5574.2538.1476.3440.7
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance642.40.9340
Triple Number Coastal/Long Distance Low741.70.8089
Triple Number Coastal/Long Distance Medium592.81.0122
Triple Number Coastal/Long Distance High526.51.1397
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium716.80.8370
Triple Number Windward/Leeward High635.20.9446
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1041.4800.4681.0615.5574.2538.1476.3440.7
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance642.4
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1041.4800.4681.0615.5574.2538.1476.3440.7
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low741.70.8089
Triple Number Coastal/Long Distance Medium592.81.0122
Triple Number Coastal/Long Distance High526.51.1397
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium716.80.8370
Triple Number Windward/Leeward High635.20.9446
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)642.40.9340
Triple Number Coastal/Long Distance Low741.70.8089
Triple Number Coastal/Long Distance Medium592.81.0122
Triple Number Coastal/Long Distance High526.51.1397
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium716.80.8370
Triple Number Windward/Leeward High635.20.9446
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1041.4800.4681.0615.5574.2538.1476.3440.7
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low741.70.8089
Triple Number Coastal/Long Distance Medium592.81.0122
Triple Number Coastal/Long Distance High526.51.1397
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium716.80.8370
Triple Number Windward/Leeward High635.20.9446
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8089
Triple Number Coastal/Long Distance Medium1.0122
Triple Number Coastal/Long Distance High1.1397
Triple Number Windward/Leeward Low0.6352
Triple Number Windward/Leeward Medium0.8370
Triple Number Windward/Leeward High0.9446
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1041.4800.4681.0615.5574.2538.1476.3440.7
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance642.40.9340
Triple Number Coastal/Long Distance Low741.70.8089
Triple Number Coastal/Long Distance Medium592.81.0122
Triple Number Coastal/Long Distance High526.51.1397
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium716.80.8370
Triple Number Windward/Leeward High635.20.9446
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1041.4800.4681.0615.5574.2538.1476.3440.7
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low741.70.8089
Triple Number Coastal/Long Distance Medium592.81.0122
Triple Number Coastal/Long Distance High526.51.1397
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium716.80.8370
Triple Number Windward/Leeward High635.20.9446
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance642.40.9340
Triple Number Coastal/Long Distance Low741.70.8089
Triple Number Coastal/Long Distance Medium592.81.0122
Triple Number Coastal/Long Distance High526.51.1397
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium716.80.8370
Triple Number Windward/Leeward High635.20.9446
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1041.4800.4681.0615.5574.2538.1476.3440.7
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance642.40.9340
Triple Number Coastal/Long Distance Low741.70.8089
Triple Number Coastal/Long Distance Medium592.81.0122
Triple Number Coastal/Long Distance High526.51.1397
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium716.80.8370
Triple Number Windward/Leeward High635.20.9446
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1041.4800.4681.0615.5574.2538.1476.3440.7
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low741.7
Triple Number Coastal/Long Distance Medium592.8
Triple Number Coastal/Long Distance High526.5
Triple Number Windward/Leeward Low944.6
Triple Number Windward/Leeward Medium716.8
Triple Number Windward/Leeward High635.2
Predominantly Upwind643.4
Predominantly Downwind600.5
Predominantly Reaching578.6
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance642.40.9340
Triple Number Coastal/Long Distance Low741.70.8089
Triple Number Coastal/Long Distance Medium592.81.0122
Triple Number Coastal/Long Distance High526.51.1397
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium716.80.8370
Triple Number Windward/Leeward High635.20.9446
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1041.4800.4681.0615.5574.2538.1476.3440.7
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8089
Triple Number Coastal/Long Distance Medium1.0122
Triple Number Coastal/Long Distance High1.1397
Triple Number Windward/Leeward Low0.6352
Triple Number Windward/Leeward Medium0.8370
Triple Number Windward/Leeward High0.9446
Coastal/Long Distance0.9340
Predominantly Upwind0.9325
Predominantly Downwind0.9992
For information
General Purpose Handicap (GPH)661.9
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8089
Tretall Distanseseilas Mellomvind1.0122
Tretall Distanseseilas Mye vind1.1397
Tretall Pølsebane Lite vind0.6352
Tretall Pølsebane Mellomvind0.8370
Tretall Pølsebane Mye vind0.9446
Distanseseilas ett tall (OSN 8-16kn)0.9340
Distanseseilas ett tall (APH 6-20kn)1.0102
Enkeltall Motvind0.9325
Enkeltall Medvind0.9992
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low741.70.8089
Triple Number Coastal/Long Distance Medium592.81.0122
Triple Number Coastal/Long Distance High526.51.1397
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium716.80.8370
Triple Number Windward/Leeward High635.20.9446
Coastal/Long Distance642.40.9340
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind643.40.9325
Predominantly Downwind600.50.9992
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore569.61.0534
Cape Doctor Coastal475.71.2612
Triple Number Coastal/Long Distance Low741.70.8089
Triple Number Coastal/Long Distance Medium592.81.0122
Triple Number Coastal/Long Distance High526.51.1397
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium716.80.8370
Triple Number Windward/Leeward High635.20.9446
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8089
Triple Number Coastal/Long Distance Medium1.0122
Triple Number Coastal/Long Distance High1.1397
Triple Number Windward/Leeward Low0.6352
Triple Number Windward/Leeward Medium0.8370
Triple Number Windward/Leeward High0.9446
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8089
Triple Number Coastal/Long Distance Medium1.0122
Triple Number Coastal/Long Distance High1.1397
Triple Number Windward/Leeward Low0.6352
Triple Number Windward/Leeward Medium0.8370
Triple Number Windward/Leeward High0.9446
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance642.40.9340
Triple Number Coastal/Long Distance Low741.70.8089
Triple Number Coastal/Long Distance Medium592.81.0122
Triple Number Coastal/Long Distance High526.51.1397
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium716.80.8370
Triple Number Windward/Leeward High635.20.9446
Predominantly Upwind643.40.9325
Predominantly Downwind600.50.9992
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1041.4800.4681.0615.5574.2538.1476.3440.7
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance642.40.9340
Triple Number Coastal/Long Distance Low741.70.8089
Triple Number Coastal/Long Distance Medium592.81.0122
Triple Number Coastal/Long Distance High526.51.1397
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium716.80.8370
Triple Number Windward/Leeward High635.20.9446
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1041.4800.4681.0615.5574.2538.1476.3440.7
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low741.70.8089
Triple Number AP Medium592.81.0121
Triple Number AP High526.51.1397
Triple Number Windward/Leeward Low944.60.6352
Triple Number Windward/Leeward Medium716.80.8370
Triple Number Windward/Leeward High635.20.9446
Single Number Predominant Upwind641.70.9349
Single Number Predominant Reaching571.61.0497
Single Number Predominant Downwind601.80.9969
Predominant Upwind - Low809.60.7411
Predominant Upwind - Low/Med693.60.8650
Predominant Upwind - Medium627.50.9562
Predominant Upwind - Med/High589.51.0177
Predominant Upwind - High566.31.0595
Predominant Downwind Low810.50.7402
Predominant Downwind Low/Med674.90.8890
Predominant Downwind Medium584.81.0260
Predominant Downwind Med/High513.61.1683
Predominant Downwind High452.11.3271
Predominant Reaching Low727.00.8253
Predominant Reaching Low/Med625.40.9594
Predominant Reaching Medium560.21.0710
Predominant Reaching Med/High506.01.1858
Predominant Reaching High462.01.2986
SA/DSPL Upwind29.54SA/DSPL Downwind56.74
Scoring OptionTODTOT
5-Band Windward/Leeward Low998.10.6011
5-Band Windward/Leeward Low/Med817.30.7341
5-Band Windward/Leeward Medium706.60.8491
5-Band Windward/Leeward Med/High645.20.9300
5-Band Windward/Leeward High604.30.9928
Windward/Leeward 60-40 Low1001.30.5992
Windward/Leeward 60-40 Low/Med825.20.7271
Windward/Leeward 60-40 Medium720.60.8327
Windward/Leeward 60-40 Med/High666.30.9005
Windward/Leeward 60-40 High633.40.9473
5-Band AP Low777.30.7719
5-Band AP Low/Med659.20.9102
5-Band AP Medium585.31.0252
5-Band AP Med/High535.91.1196
5-Band AP High499.61.2010
5-Band SF Bay Tour - Low947.60.6332
5-Band SF Bay Tour - Low/Med783.20.7661
5-Band SF Bay Tour - Medium684.20.8770
5-Band SF Bay Tour - Med/High627.10.9568
5-Band SF Bay Tour - High587.31.0216
Chicago-Mac Upwind0.9185
Chicago-Mac All Purpose0.9483
Chicago-Mac Downwind0.9830
Bayview-Mac Cove Island0.8904
Bayview-Mac Shore0.8973
Harvest Moon Regatta512.01.1718

International
One Design
Certificate
2024

Boat

PLATU 25

MNA-1234

Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassPLATU 25 ODMeasurement27/10/1997HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA7.530Max. Beam2.580Draft1.592Displacement1,233Wetted area10.46IMS L7.059LSM06.570Acc. length7.530Sink (kg/mm) 7.63
VCGD-0.055VCGM-0.055RM Rated (kg·m) 17.9Limit of positive stability(°) 115.1Stability Index107.1Default crew weight378Declared crew weight470
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunners/Checkstays0Spreaders2Rotating mastNo
P9.405IG9.171ISP9.681MDT10.079MDL10.120MDT20.062MDL20.078TL2.340MW0.121GO0.131
E3.650J2.620BAS1.181FSD0.000SFJ0.000SPL3.380WPLTPSBD0.120MWT35.50MCG4.200
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date27/10/2013
SFFP0.120FFM0.907FF0.907LCFcl4.177SG1.0250
SAFP7.315FAM0.689FA0.689LCFsh4.356HBI0.831
W14.0W28.0W312.0W416.0
PD176.0PD2156.0PD3231.0PD4311.0
WD7.900PLM2510.00GSA19.6RSA6079.4RM17.7
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible

International
One Design
Certificate
2024

Boat

PLATU 25

MNA-1234

MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.150.771.382.373.1220.63* Copied from legacy *
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentORC0.080.410.781.492.142.739.25YesNo 13.34* Copied from legacy *
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentORC9.509.509.505.645.6444.65* Copied from legacy *