Club Certificate2025
LeroCRO 264
Hrvatski jedriličarski savez
Osječka 11
21000 Split
CROATIA
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°40.4°38.7°38.1°37.9°38.1°38.5°40.0°
Beat VMG2.643.624.334.634.734.804.834.874.76
52°4.225.526.296.616.766.906.997.117.07
60°4.565.816.486.907.107.277.417.577.59
75°4.755.996.637.277.617.908.158.498.69
90°4.635.906.617.308.048.468.949.6310.11
110°4.465.866.837.728.328.899.4310.8212.28
120°4.335.746.737.718.749.4810.1711.5613.07
135°3.725.156.267.118.109.3110.7813.3515.03
150°3.024.335.466.307.097.958.9912.5115.66
Run VMG2.623.754.735.476.146.887.7910.8313.56
Gybe Angles142.7°142.7°147.6°151.9°150.1°146.3°145.1°142.4°147.5°
APH ToD:547.5CDL: 7.484APH ToT: 1.0959CertNo:005/25
BOAT
ClassMelges 24DesignerReichel/pughBuilderRowenAge date11/1999Series date12/1992Offset fileMELG24.OD.offData fileCRO264
HULL
Length Overall7.509 mMaximum Beam2.490 mDraft1.525 mDisplacement821 kgDLR2.7391IMS DivisionSportboatDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight375 kg(declared)Minimum weight245 kg ✱ when appliedNon Manual PowerNoCrew Arm ExtensionLoose or no lifelines
SAIL AREAS (m²)
MeasuredRatedMainsail21.3822.33Headsail Luffed12.1312.13Headsail Flying18.0820.07SymmetricAsymmetric56.1856.18 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail5.87Storm Jib3.72Heavy Weather Jib10.04
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
LeroCRO 264
Hrvatski jedriličarski savez
Osječka 11
21000 Split
CROATIA
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 VMG1362.1993.8831.8777.4760.3750.2745.5739.7756.5
52°853.3652.0572.3544.4532.5522.0514.8506.1509.2
60°790.1619.6555.8521.6507.4495.0485.9475.3474.0
75°757.5601.4542.6495.5473.0455.7441.5424.0414.5
90°778.1610.1544.5493.3447.9425.4402.7373.8356.1
110°806.9613.9527.0466.2432.6405.1381.8332.7293.1
120°831.5627.4534.6466.8411.9379.8354.1311.5275.4
135°966.7699.4575.1506.5444.4386.5334.1269.6239.5
150°1192.7831.9659.5571.6508.0452.8400.4287.8229.9
Run VMG1375.8960.6761.5658.5586.5522.9462.3332.4265.5
Selected Courses
Windward / Leeward1368.0977.2796.7717.9673.4636.6603.9536.0511.0
All purpose1018.8752.9633.3573.1535.7506.4481.0436.1416.2
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward688.60.8713
All purpose547.51.0959
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low693.10.8657
Triple Number Coastal/Long Distance Medium548.91.0930
Triple Number Coastal/Long Distance High470.51.2752
Triple Number Windward/Leeward Low886.90.6765
Triple Number Windward/Leeward Medium689.30.8704
Triple Number Windward/Leeward High586.61.0228
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance596.41.0060
Triple Number Coastal/Long Distance Low693.10.8657
Triple Number Coastal/Long Distance Medium548.91.0930
Triple Number Coastal/Long Distance High470.51.2752
Triple Number Windward/Leeward Low886.90.6765
Triple Number Windward/Leeward Medium689.30.8704
Triple Number Windward/Leeward High586.61.0228
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1445.4975.5752.1646.2574.9527.1483.8407.4383.8
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7502
Downwind "popa"0.9802
70% up, 30% down "Ilhabela"0.8070
30% up, 70% down "Ilhabela-inverso"0.8977
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low693.10.8657
Triple Number Coastal/Long Distance Medium548.91.0930
Triple Number Coastal/Long Distance High470.51.2752
Triple Number Windward/Leeward Low886.90.6765
Triple Number Windward/Leeward Medium689.30.8704
Triple Number Windward/Leeward High586.61.0228
Predominantly Upwind606.30.9895
Predominantly Downwind544.01.1029
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low693.10.8657
Triple Number AP Medium549.01.0929
Triple Number AP High470.51.2752
Triple Number Windward/Leeward Low927.30.6471
Triple Number Windward/Leeward Medium689.30.8704
Triple Number Windward/Leeward High586.61.0228
Single Number Predominant Upwind624.50.9608
Single Number Predominant Reaching530.31.1315
Single Number Predominant Downwind561.51.0685
Predominant Upwind - Low823.90.7282
Predominant Upwind - Low/Med654.60.9166
Predominant Upwind - Medium591.81.0139
Predominant Upwind - Med/High549.61.0917
Predominant Upwind - High524.91.1432
Predominant Downwind Low828.70.7240
Predominant Downwind Low/Med627.00.9569
Predominant Downwind Medium529.91.1324
Predominant Downwind Med/High441.01.3607
Predominant Downwind High375.31.5988
Predominant Reaching Low735.10.8163
Predominant Reaching Low/Med579.01.0363
Predominant Reaching Medium503.31.1921
Predominant Reaching Med/High439.21.3661
Predominant Reaching High398.41.5062
SA/DSPL Upwind38.26SA/DSPL Downwind88.52
Scoring OptionTODTOT
5-Band Windward/Leeward Low1030.00.5825
5-Band Windward/Leeward Low/Med777.30.7719
5-Band Windward/Leeward Medium679.00.8836
5-Band Windward/Leeward Med/High603.80.9938
5-Band Windward/Leeward High543.41.1041
Windward/Leeward 60-40 Low1033.10.5808
Windward/Leeward 60-40 Low/Med787.00.7624
Windward/Leeward 60-40 Medium696.40.8616
Windward/Leeward 60-40 Med/High632.30.9489
Windward/Leeward 60-40 High583.51.0283
5-Band AP Low756.00.7937
5-Band AP Low/Med615.30.9752
5-Band AP Medium540.51.1100
5-Band AP Med/High482.31.2441
5-Band AP High440.41.3624
5-Band SF Bay Tour - Low889.20.6748
5-Band SF Bay Tour - Low/Med742.70.8078
5-Band SF Bay Tour - Medium652.10.9201
5-Band SF Bay Tour - Med/High584.21.0271
5-Band SF Bay Tour - High533.31.1252
Chicago-Mac Upwind0.9328
Chicago-Mac All Purpose0.9778
Chicago-Mac Downwind1.0180
Bayview-Mac Cove Island0.7252
Bayview-Mac Shore0.7310
Harvest Moon Regatta445.11.3479
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance596.41.0060
Triple Number Coastal/Long Distance Low693.10.8657
Triple Number Coastal/Long Distance Medium548.91.0930
Triple Number Coastal/Long Distance High470.51.2752
Triple Number Windward/Leeward Low886.90.6765
Triple Number Windward/Leeward Medium689.30.8704
Triple Number Windward/Leeward High586.61.0228
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1445.4975.5752.1646.2574.9527.1483.8407.4383.8
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance596.41.0060
Triple Number Coastal/Long Distance Low693.10.8657
Triple Number Coastal/Long Distance Medium548.91.0930
Triple Number Coastal/Long Distance High470.51.2752
Triple Number Windward/Leeward Low886.90.6765
Triple Number Windward/Leeward Medium689.30.8704
Triple Number Windward/Leeward High586.61.0228
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1445.4975.5752.1646.2574.9527.1483.8407.4383.8
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance596.4
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1445.4975.5752.1646.2574.9527.1483.8407.4383.8
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low693.10.8657
Triple Number Coastal/Long Distance Medium548.91.0930
Triple Number Coastal/Long Distance High470.51.2752
Triple Number Windward/Leeward Low886.90.6765
Triple Number Windward/Leeward Medium689.30.8704
Triple Number Windward/Leeward High586.61.0228
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating596.41.0060
FinRating, kevyt tuuli1009.60.9905
FinRating, kova tuuli441.01.1338
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low693.10.8657
Triple Number Coastal/Long Distance Medium548.91.0930
Triple Number Coastal/Long Distance High470.51.2752
Triple Number Windward/Leeward Low886.90.6765
Triple Number Windward/Leeward Medium689.30.8704
Triple Number Windward/Leeward High586.61.0228
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.0060
Triple Number Coastal/Long Distance Low0.8657
Triple Number Coastal/Long Distance Medium1.0930
Triple Number Coastal/Long Distance High1.2752
Triple Number Windward/Leeward Low0.6765
Triple Number Windward/Leeward Medium0.8704
Triple Number Windward/Leeward High1.0228
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1445.4975.5752.1646.2574.9527.1483.8407.4383.8
For information
General Purpose Handicap (GPH)612.3
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance596.41.0060
Triple Number Coastal/Long Distance Low693.10.8657
Triple Number Coastal/Long Distance Medium548.91.0930
Triple Number Coastal/Long Distance High470.51.2752
Triple Number Windward/Leeward Low886.90.6765
Triple Number Windward/Leeward Medium689.30.8704
Triple Number Windward/Leeward High586.61.0228
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1445.4975.5752.1646.2574.9527.1483.8407.4383.8
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low693.10.8657
Triple Number Coastal/Long Distance Medium548.91.0930
Triple Number Coastal/Long Distance High470.51.2752
Triple Number Windward/Leeward Low886.90.6765
Triple Number Windward/Leeward Medium689.30.8704
Triple Number Windward/Leeward High586.61.0228
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance596.41.0060
Triple Number Coastal/Long Distance Low693.10.8657
Triple Number Coastal/Long Distance Medium548.91.0930
Triple Number Coastal/Long Distance High470.51.2752
Triple Number Windward/Leeward Low886.90.6765
Triple Number Windward/Leeward Medium689.30.8704
Triple Number Windward/Leeward High586.61.0228
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1445.4975.5752.1646.2574.9527.1483.8407.4383.8
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance596.41.0060
Triple Number Coastal/Long Distance Low693.10.8657
Triple Number Coastal/Long Distance Medium548.91.0930
Triple Number Coastal/Long Distance High470.51.2752
Triple Number Windward/Leeward Low886.90.6765
Triple Number Windward/Leeward Medium689.30.8704
Triple Number Windward/Leeward High586.61.0228
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1445.4975.5752.1646.2574.9527.1483.8407.4383.8
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low693.1
Triple Number Coastal/Long Distance Medium548.9
Triple Number Coastal/Long Distance High470.5
Triple Number Windward/Leeward Low886.9
Triple Number Windward/Leeward Medium689.3
Triple Number Windward/Leeward High586.6
Predominantly Upwind606.3
Predominantly Downwind544.0
Predominantly Reaching521.1
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance596.41.0060
Triple Number Coastal/Long Distance Low693.10.8657
Triple Number Coastal/Long Distance Medium548.91.0930
Triple Number Coastal/Long Distance High470.51.2752
Triple Number Windward/Leeward Low886.90.6765
Triple Number Windward/Leeward Medium689.30.8704
Triple Number Windward/Leeward High586.61.0228
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1445.4975.5752.1646.2574.9527.1483.8407.4383.8
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8657
Triple Number Coastal/Long Distance Medium1.0930
Triple Number Coastal/Long Distance High1.2752
Triple Number Windward/Leeward Low0.6765
Triple Number Windward/Leeward Medium0.8704
Triple Number Windward/Leeward High1.0228
Coastal/Long Distance1.0060
Predominantly Upwind0.9895
Predominantly Downwind1.1029
For information
General Purpose Handicap (GPH)612.3
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0959
Distanseseilas Trippeltall svak vind0.8657
Distanseseilas Trippeltall mellomvind1.0930
Distanseseilas Trippeltall sterk vind1.2752
Pølsebane Trippeltall svak vind0.6765
Pølsebane Trippeltall mellomvind0.8704
Pølsebane Trippeltall sterk vind1.0228
Motvind Singeltall0.9895
Medvind Singeltall1.1029
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low693.10.8657
Triple Number Coastal/Long Distance Medium548.91.0930
Triple Number Coastal/Long Distance High470.51.2752
Triple Number Windward/Leeward Low886.90.6765
Triple Number Windward/Leeward Medium689.30.8704
Triple Number Windward/Leeward High586.61.0228
Coastal/Long Distance596.41.0060
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind606.30.9895
Predominantly Downwind544.01.1029
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore518.51.1572
Cape Doctor Coastal422.11.4213
Triple Number Coastal/Long Distance Low693.10.8657
Triple Number Coastal/Long Distance Medium548.91.0930
Triple Number Coastal/Long Distance High470.51.2752
Triple Number Windward/Leeward Low886.90.6765
Triple Number Windward/Leeward Medium689.30.8704
Triple Number Windward/Leeward High586.61.0228
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8657
Triple Number Coastal/Long Distance Medium1.0930
Triple Number Coastal/Long Distance High1.2752
Triple Number Windward/Leeward Low0.6765
Triple Number Windward/Leeward Medium0.8704
Triple Number Windward/Leeward High1.0228
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8657
Triple Number Coastal/Long Distance Medium1.0930
Triple Number Coastal/Long Distance High1.2752
Triple Number Windward/Leeward Low0.6765
Triple Number Windward/Leeward Medium0.8704
Triple Number Windward/Leeward High1.0228
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance596.41.0060
Triple Number Coastal/Long Distance Low693.10.8657
Triple Number Coastal/Long Distance Medium548.91.0930
Triple Number Coastal/Long Distance High470.51.2752
Triple Number Windward/Leeward Low886.90.6765
Triple Number Windward/Leeward Medium689.30.8704
Triple Number Windward/Leeward High586.61.0228
Predominantly Upwind606.30.9895
Predominantly Downwind544.01.1029
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1445.4975.5752.1646.2574.9527.1483.8407.4383.8
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance596.41.0060
Triple Number Coastal/Long Distance Low693.10.8657
Triple Number Coastal/Long Distance Medium548.91.0930
Triple Number Coastal/Long Distance High470.51.2752
Triple Number Windward/Leeward Low886.90.6765
Triple Number Windward/Leeward Medium689.30.8704
Triple Number Windward/Leeward High586.61.0228
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1445.4975.5752.1646.2574.9527.1483.8407.4383.8
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low693.10.8657
Triple Number AP Medium549.01.0929
Triple Number AP High470.51.2752
Triple Number Windward/Leeward Low927.30.6471
Triple Number Windward/Leeward Medium689.30.8704
Triple Number Windward/Leeward High586.61.0228
Single Number Predominant Upwind624.50.9608
Single Number Predominant Reaching530.31.1315
Single Number Predominant Downwind561.51.0685
Predominant Upwind - Low823.90.7282
Predominant Upwind - Low/Med654.60.9166
Predominant Upwind - Medium591.81.0139
Predominant Upwind - Med/High549.61.0917
Predominant Upwind - High524.91.1432
Predominant Downwind Low828.70.7240
Predominant Downwind Low/Med627.00.9569
Predominant Downwind Medium529.91.1324
Predominant Downwind Med/High441.01.3607
Predominant Downwind High375.31.5988
Predominant Reaching Low735.10.8163
Predominant Reaching Low/Med579.01.0363
Predominant Reaching Medium503.31.1921
Predominant Reaching Med/High439.21.3661
Predominant Reaching High398.41.5062
SA/DSPL Upwind38.26SA/DSPL Downwind88.52
Scoring OptionTODTOT
5-Band Windward/Leeward Low1030.00.5825
5-Band Windward/Leeward Low/Med777.30.7719
5-Band Windward/Leeward Medium679.00.8836
5-Band Windward/Leeward Med/High603.80.9938
5-Band Windward/Leeward High543.41.1041
Windward/Leeward 60-40 Low1033.10.5808
Windward/Leeward 60-40 Low/Med787.00.7624
Windward/Leeward 60-40 Medium696.40.8616
Windward/Leeward 60-40 Med/High632.30.9489
Windward/Leeward 60-40 High583.51.0283
5-Band AP Low756.00.7937
5-Band AP Low/Med615.30.9752
5-Band AP Medium540.51.1100
5-Band AP Med/High482.31.2441
5-Band AP High440.41.3624
5-Band SF Bay Tour - Low889.20.6748
5-Band SF Bay Tour - Low/Med742.70.8078
5-Band SF Bay Tour - Medium652.10.9201
5-Band SF Bay Tour - Med/High584.21.0271
5-Band SF Bay Tour - High533.31.1252
Chicago-Mac Upwind0.9328
Chicago-Mac All Purpose0.9778
Chicago-Mac Downwind1.0180
Bayview-Mac Cove Island0.7252
Bayview-Mac Shore0.7310
Harvest Moon Regatta445.11.3479
Club Certificate2025
LeroCRO 264
Hrvatski jedriličarski savez
Osječka 11
21000 Split
CROATIA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassMelges 24Measurement19/03/1996HINPlan reviewHull constructionCoredCarbon rudderYesLight stanchionsNoTrim tabNo
LOA7.509Max. Beam2.490Draft1.525Displacement821Wetted area10.31IMS L7.254LSM06.692Acc. length7.509Sink (kg/mm) 8.78
VCGD0.050VCGM0.030RM Rated (kg·m) 24.9Limit of positive stability(°) N/AStability IndexN/ADefault crew weight388Declared crew weight375
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialCarbonSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders1Rotating mastNo
P8.818IG8.620ISP9.777MDT10.076MDL10.120MDT20.062MDL20.075TL1.578MW0.114GO0.114
E3.800J2.506BAS1.000FSD0.000SFJ0.200SPLWPLTPS4.106BD0.103MWT28.00MCG3.150
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.050Flotation Date27/01/2016
BALLAST
TANKS
INVENTORY
IdDescriptionWeight SailingLCGVCGGAIdDescriptionWeight SailingLCGVCGGA1MIN 12kg OUTBOARD   
INVENTORY
Fixed Ballast Total0
Total deductible
OTHER ITEMSIdKindDescriptionWeightLCGVCG1EngineMIN 12kg OUTBOARDTotal deductible
Club Certificate2025
LeroCRO 264
Hrvatski jedriličarski savez
Osječka 11
21000 Split
CROATIA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM0.180.931.682.703.3321.38CLASS RULES & MEAS
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment20.050.380.781.682.683.7810.20NoYes018.08H0.050.400.761.422.092.788.56NoNo 12.13CLASS RULES
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA11.5911.0811.345.866.3093%56.18CLASS RULES & MEASB11.408.509.956.40NaN53.35