Club Certificate2025
FortunaFin 328
Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
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 Angles44.7°44.7°41.8°39.3°38.0°37.8°37.9°38.5°39.8°
Beat VMG2.583.544.234.574.754.824.854.894.80
52°4.155.486.266.526.796.937.037.167.14
60°4.545.846.526.847.127.317.457.637.68
75°4.836.126.807.327.607.948.208.578.78
90°4.846.136.867.648.198.568.989.7210.23
110°4.455.846.817.738.379.2810.0811.1912.48
120°4.315.726.717.678.749.5410.2412.2213.61
135°3.715.136.247.088.049.2310.6513.4715.17
150°3.014.315.446.287.067.898.9212.4115.59
Run VMG2.613.744.715.456.116.837.7210.7513.50
Gybe Angles142.9°142.9°147.6°151.9°150.2°146.5°145.2°141.8°146.9°
APH ToD:546.9CDL: 7.516APH ToT: 1.0971CertNo:
BOAT
ClassMelges 24 ODDesignerREICHEL/PUGHBuilderRowen CompositesAge date01/1997Series date12/1992Offset fileMELG24.OD.offData fileFIN328
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 weight400 kg(declared)Minimum weight270 kg ✱ when appliedNon Manual PowerCrew Arm ExtensionLoose or no lifelines
SAIL AREAS (m²)
MeasuredRatedMainsail21.3822.33Headsail Luffed12.1312.13Headsail Flying29.3529.35SymmetricAsymmetric56.1856.18 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail5.87Storm Jib3.72Heavy Weather Jib10.04
SAIL LIMITS
Headsails5
✱ One set on the forestay
Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
LIFELINE TENSION ACC CLASSRULE
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
FortunaFin 328
Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
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 VMG1393.21017.7851.6788.5757.8746.9741.8736.7750.2
52°867.5657.3574.7552.1530.5519.5512.0503.1504.4
60°792.5616.7552.1526.6505.3492.6483.1471.9469.0
75°745.7588.1529.3491.8473.6453.4438.8419.9409.9
90°744.5587.2524.6471.0439.5420.6400.7370.3352.0
110°809.3616.0528.3466.0430.3388.1357.1321.6288.4
120°834.9629.6536.5469.1412.0377.6351.6294.6264.4
135°971.4702.1576.9508.8447.7390.0338.2267.2237.4
150°1196.3834.7661.8573.1510.2456.1403.7290.1231.0
Run VMG1380.0963.9764.2660.4589.0526.7466.2335.0266.7
Selected Courses
Windward / Leeward1385.7990.8807.9724.5673.4636.8604.0535.8508.5
All purpose1024.5756.2635.4574.5534.6504.0478.0432.7412.4
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward691.80.8673
All purpose546.91.0971
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low695.80.8623
Triple Number Coastal/Long Distance Medium548.61.0936
Triple Number Coastal/Long Distance High467.51.2834
Triple Number Windward/Leeward Low899.30.6672
Triple Number Windward/Leeward Medium692.40.8665
Triple Number Windward/Leeward High586.61.0228
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance597.51.0041
Triple Number Coastal/Long Distance Low695.80.8623
Triple Number Coastal/Long Distance Medium548.61.0936
Triple Number Coastal/Long Distance High467.51.2834
Triple Number Windward/Leeward Low899.30.6672
Triple Number Windward/Leeward Medium692.40.8665
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 Distance1466.7988.1760.1649.8573.8525.8482.6401.9378.5
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7445
Downwind "popa"0.9755
70% up, 30% down "Ilhabela"0.8015
30% up, 70% down "Ilhabela-inverso"0.8925
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low695.80.8623
Triple Number Coastal/Long Distance Medium548.61.0936
Triple Number Coastal/Long Distance High467.51.2834
Triple Number Windward/Leeward Low899.30.6672
Triple Number Windward/Leeward Medium692.40.8665
Triple Number Windward/Leeward High586.61.0228
Predominantly Upwind606.30.9897
Predominantly Downwind544.71.1015
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low695.80.8623
Triple Number AP Medium548.71.0934
Triple Number AP High467.51.2834
Triple Number Windward/Leeward Low939.70.6385
Triple Number Windward/Leeward Medium692.40.8665
Triple Number Windward/Leeward High586.61.0228
Single Number Predominant Upwind625.30.9596
Single Number Predominant Reaching527.11.1384
Single Number Predominant Downwind562.01.0677
Predominant Upwind - Low831.00.7220
Predominant Upwind - Low/Med658.00.9119
Predominant Upwind - Medium591.31.0148
Predominant Upwind - Med/High547.71.0955
Predominant Upwind - High522.11.1491
Predominant Downwind Low829.80.7231
Predominant Downwind Low/Med627.30.9566
Predominant Downwind Medium530.31.1314
Predominant Downwind Med/High442.01.3576
Predominant Downwind High374.51.6020
Predominant Reaching Low729.90.8220
Predominant Reaching Low/Med574.21.0449
Predominant Reaching Medium500.51.1989
Predominant Reaching Med/High438.31.3691
Predominant Reaching High396.01.5150
SA/DSPL Upwind38.26SA/DSPL Downwind88.52
Scoring OptionTODTOT
5-Band Windward/Leeward Low1044.00.5747
5-Band Windward/Leeward Low/Med785.60.7638
5-Band Windward/Leeward Medium681.20.8808
5-Band Windward/Leeward Med/High603.90.9936
5-Band Windward/Leeward High542.91.1052
Windward/Leeward 60-40 Low1049.20.5719
Windward/Leeward 60-40 Low/Med796.40.7534
Windward/Leeward 60-40 Medium698.50.8590
Windward/Leeward 60-40 Med/High631.70.9498
Windward/Leeward 60-40 High582.31.0304
5-Band AP Low756.50.7931
5-Band AP Low/Med616.90.9726
5-Band AP Medium539.81.1115
5-Band AP Med/High479.51.2513
5-Band AP High437.01.3730
5-Band SF Bay Tour - Low902.00.6652
5-Band SF Bay Tour - Low/Med750.90.7991
5-Band SF Bay Tour - Medium654.10.9174
5-Band SF Bay Tour - Med/High583.61.0280
5-Band SF Bay Tour - High531.71.1284
Chicago-Mac Upwind0.9303
Chicago-Mac All Purpose0.9775
Chicago-Mac Downwind1.0174
Bayview-Mac Cove Island0.7211
Bayview-Mac Shore0.7274
Harvest Moon Regatta442.71.3552
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance597.51.0041
Triple Number Coastal/Long Distance Low695.80.8623
Triple Number Coastal/Long Distance Medium548.61.0936
Triple Number Coastal/Long Distance High467.51.2834
Triple Number Windward/Leeward Low899.30.6672
Triple Number Windward/Leeward Medium692.40.8665
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 Distance1466.7988.1760.1649.8573.8525.8482.6401.9378.5
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance597.51.0041
Triple Number Coastal/Long Distance Low695.80.8623
Triple Number Coastal/Long Distance Medium548.61.0936
Triple Number Coastal/Long Distance High467.51.2834
Triple Number Windward/Leeward Low899.30.6672
Triple Number Windward/Leeward Medium692.40.8665
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 Distance1466.7988.1760.1649.8573.8525.8482.6401.9378.5
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance597.5
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1466.7988.1760.1649.8573.8525.8482.6401.9378.5
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low695.80.8623
Triple Number Coastal/Long Distance Medium548.61.0936
Triple Number Coastal/Long Distance High467.51.2834
Triple Number Windward/Leeward Low899.30.6672
Triple Number Windward/Leeward Medium692.40.8665
Triple Number Windward/Leeward High586.61.0228
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating597.51.0041
FinRating, kevyt tuuli1020.10.9803
FinRating, kova tuuli437.21.1437
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low695.80.8623
Triple Number Coastal/Long Distance Medium548.61.0936
Triple Number Coastal/Long Distance High467.51.2834
Triple Number Windward/Leeward Low899.30.6672
Triple Number Windward/Leeward Medium692.40.8665
Triple Number Windward/Leeward High586.61.0228
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.0041
Triple Number Coastal/Long Distance Low0.8623
Triple Number Coastal/Long Distance Medium1.0936
Triple Number Coastal/Long Distance High1.2834
Triple Number Windward/Leeward Low0.6672
Triple Number Windward/Leeward Medium0.8665
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 Distance1466.7988.1760.1649.8573.8525.8482.6401.9378.5
For information
General Purpose Handicap (GPH)612.5
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance597.51.0041
Triple Number Coastal/Long Distance Low695.80.8623
Triple Number Coastal/Long Distance Medium548.61.0936
Triple Number Coastal/Long Distance High467.51.2834
Triple Number Windward/Leeward Low899.30.6672
Triple Number Windward/Leeward Medium692.40.8665
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 Distance1466.7988.1760.1649.8573.8525.8482.6401.9378.5
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low695.80.8623
Triple Number Coastal/Long Distance Medium548.61.0936
Triple Number Coastal/Long Distance High467.51.2834
Triple Number Windward/Leeward Low899.30.6672
Triple Number Windward/Leeward Medium692.40.8665
Triple Number Windward/Leeward High586.61.0228
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance597.51.0041
Triple Number Coastal/Long Distance Low695.80.8623
Triple Number Coastal/Long Distance Medium548.61.0936
Triple Number Coastal/Long Distance High467.51.2834
Triple Number Windward/Leeward Low899.30.6672
Triple Number Windward/Leeward Medium692.40.8665
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 Distance1466.7988.1760.1649.8573.8525.8482.6401.9378.5
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance597.51.0041
Triple Number Coastal/Long Distance Low695.80.8623
Triple Number Coastal/Long Distance Medium548.61.0936
Triple Number Coastal/Long Distance High467.51.2834
Triple Number Windward/Leeward Low899.30.6672
Triple Number Windward/Leeward Medium692.40.8665
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 Distance1466.7988.1760.1649.8573.8525.8482.6401.9378.5
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low695.8
Triple Number Coastal/Long Distance Medium548.6
Triple Number Coastal/Long Distance High467.5
Triple Number Windward/Leeward Low899.3
Triple Number Windward/Leeward Medium692.4
Triple Number Windward/Leeward High586.6
Predominantly Upwind606.3
Predominantly Downwind544.7
Predominantly Reaching519.4
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance597.51.0041
Triple Number Coastal/Long Distance Low695.80.8623
Triple Number Coastal/Long Distance Medium548.61.0936
Triple Number Coastal/Long Distance High467.51.2834
Triple Number Windward/Leeward Low899.30.6672
Triple Number Windward/Leeward Medium692.40.8665
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 Distance1466.7988.1760.1649.8573.8525.8482.6401.9378.5
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8623
Triple Number Coastal/Long Distance Medium1.0936
Triple Number Coastal/Long Distance High1.2834
Triple Number Windward/Leeward Low0.6672
Triple Number Windward/Leeward Medium0.8665
Triple Number Windward/Leeward High1.0228
Coastal/Long Distance1.0041
Predominantly Upwind0.9897
Predominantly Downwind1.1015
For information
General Purpose Handicap (GPH)612.5
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0971
Distanseseilas Trippeltall svak vind0.8623
Distanseseilas Trippeltall mellomvind1.0936
Distanseseilas Trippeltall sterk vind1.2834
Pølsebane Trippeltall svak vind0.6672
Pølsebane Trippeltall mellomvind0.8665
Pølsebane Trippeltall sterk vind1.0228
Motvind Singeltall0.9897
Medvind Singeltall1.1015
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low695.80.8623
Triple Number Coastal/Long Distance Medium548.61.0936
Triple Number Coastal/Long Distance High467.51.2834
Triple Number Windward/Leeward Low899.30.6672
Triple Number Windward/Leeward Medium692.40.8665
Triple Number Windward/Leeward High586.61.0228
Coastal/Long Distance597.51.0041
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind606.30.9897
Predominantly Downwind544.71.1015
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore516.71.1613
Cape Doctor Coastal418.51.4338
Triple Number Coastal/Long Distance Low695.80.8623
Triple Number Coastal/Long Distance Medium548.61.0936
Triple Number Coastal/Long Distance High467.51.2834
Triple Number Windward/Leeward Low899.30.6672
Triple Number Windward/Leeward Medium692.40.8665
Triple Number Windward/Leeward High586.61.0228
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8623
Triple Number Coastal/Long Distance Medium1.0936
Triple Number Coastal/Long Distance High1.2834
Triple Number Windward/Leeward Low0.6672
Triple Number Windward/Leeward Medium0.8665
Triple Number Windward/Leeward High1.0228
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8623
Triple Number Coastal/Long Distance Medium1.0936
Triple Number Coastal/Long Distance High1.2834
Triple Number Windward/Leeward Low0.6672
Triple Number Windward/Leeward Medium0.8665
Triple Number Windward/Leeward High1.0228
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance597.51.0041
Triple Number Coastal/Long Distance Low695.80.8623
Triple Number Coastal/Long Distance Medium548.61.0936
Triple Number Coastal/Long Distance High467.51.2834
Triple Number Windward/Leeward Low899.30.6672
Triple Number Windward/Leeward Medium692.40.8665
Triple Number Windward/Leeward High586.61.0228
Predominantly Upwind606.30.9897
Predominantly Downwind544.71.1015
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1466.7988.1760.1649.8573.8525.8482.6401.9378.5
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance597.51.0041
Triple Number Coastal/Long Distance Low695.80.8623
Triple Number Coastal/Long Distance Medium548.61.0936
Triple Number Coastal/Long Distance High467.51.2834
Triple Number Windward/Leeward Low899.30.6672
Triple Number Windward/Leeward Medium692.40.8665
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 Distance1466.7988.1760.1649.8573.8525.8482.6401.9378.5
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low695.80.8623
Triple Number AP Medium548.71.0934
Triple Number AP High467.51.2834
Triple Number Windward/Leeward Low939.70.6385
Triple Number Windward/Leeward Medium692.40.8665
Triple Number Windward/Leeward High586.61.0228
Single Number Predominant Upwind625.30.9596
Single Number Predominant Reaching527.11.1384
Single Number Predominant Downwind562.01.0677
Predominant Upwind - Low831.00.7220
Predominant Upwind - Low/Med658.00.9119
Predominant Upwind - Medium591.31.0148
Predominant Upwind - Med/High547.71.0955
Predominant Upwind - High522.11.1491
Predominant Downwind Low829.80.7231
Predominant Downwind Low/Med627.30.9566
Predominant Downwind Medium530.31.1314
Predominant Downwind Med/High442.01.3576
Predominant Downwind High374.51.6020
Predominant Reaching Low729.90.8220
Predominant Reaching Low/Med574.21.0449
Predominant Reaching Medium500.51.1989
Predominant Reaching Med/High438.31.3691
Predominant Reaching High396.01.5150
SA/DSPL Upwind38.26SA/DSPL Downwind88.52
Scoring OptionTODTOT
5-Band Windward/Leeward Low1044.00.5747
5-Band Windward/Leeward Low/Med785.60.7638
5-Band Windward/Leeward Medium681.20.8808
5-Band Windward/Leeward Med/High603.90.9936
5-Band Windward/Leeward High542.91.1052
Windward/Leeward 60-40 Low1049.20.5719
Windward/Leeward 60-40 Low/Med796.40.7534
Windward/Leeward 60-40 Medium698.50.8590
Windward/Leeward 60-40 Med/High631.70.9498
Windward/Leeward 60-40 High582.31.0304
5-Band AP Low756.50.7931
5-Band AP Low/Med616.90.9726
5-Band AP Medium539.81.1115
5-Band AP Med/High479.51.2513
5-Band AP High437.01.3730
5-Band SF Bay Tour - Low902.00.6652
5-Band SF Bay Tour - Low/Med750.90.7991
5-Band SF Bay Tour - Medium654.10.9174
5-Band SF Bay Tour - Med/High583.61.0280
5-Band SF Bay Tour - High531.71.1284
Chicago-Mac Upwind0.9303
Chicago-Mac All Purpose0.9775
Chicago-Mac Downwind1.0174
Bayview-Mac Cove Island0.7211
Bayview-Mac Shore0.7274
Harvest Moon Regatta442.71.3552
Club Certificate2025
FortunaFin 328
Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassMelges 24 ODMeasurementHINGB-RCLM0529K001Plan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.509Max. Beam2.490Draft1.525Displacement821Wetted area10.31IMS L7.265LSM06.692Acc. length7.509Sink (kg/mm) 8.78
VCGD0.040VCGM0.020RM Rated (kg·m) 25.1Limit of positive stability(°) N/AStability IndexN/ADefault crew weight388Declared crew weight400
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialCarbonSingle headsail furlerYesMainsail 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 methodPoles incliningFlotation Date16/03/2017
W118.5W218.5W318.5W418.5
PD1427.9PD2432.4PD3428.3PD4436.5
WD7.400PLM9000.00GSA1.0RSA1.0RM25.0
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
FortunaFin 328
Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.180.931.682.703.3321.38class rules
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentFlying HS0.020.771.533.014.295.3010.30NoYes029.3507/07/2025Flat Reacher10.050.400.761.422.092.788.56NoNo 12.13class rules
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment111.5911.0811.345.866.3093%56.18class rules