Club Certificate2026
FortunaFin 328
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
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 Angles48.3°46.0°42.0°39.6°38.0°37.9°37.9°38.6°39.8°
Beat VMG2.353.334.054.544.754.824.854.884.81
52°3.765.226.096.496.796.937.047.167.15
60°4.155.626.366.727.127.317.467.647.70
75°4.565.976.667.167.557.958.218.608.81
90°4.626.046.807.568.058.418.999.7110.19
110°4.265.836.807.728.389.319.9410.9312.33
120°4.045.706.697.658.739.5310.2112.0113.38
135°3.585.126.237.068.019.2010.6013.4115.35
150°2.974.315.436.277.047.878.8912.3715.96
Run VMG2.573.734.705.446.106.817.7010.7113.82
Gybe Angles139.9°142.9°147.6°151.9°150.2°146.5°144.9°142.0°147.1°
APH ToD:550.6CDL: 7.512APH ToT: 1.0897CertNo:
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 Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight510 kg(declared)Minimum weight380 kg ✱ when appliedCrew Arm ExtensionLoose or no lifelines
SAIL AREAS (m²)
MeasuredRatedMainsail21.3822.33Headsail Luffed12.1312.13Headsail Flying30.0730.07SymmetricAsymmetric56.1856.18 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail5.87Storm Jib3.72Heavy Weather Jib10.04
SAIL LIMITS
Headsails5
✱ One set on the forestay
Spinnakers4
STABILITY
Righting Moment 25.1 kg·m Stability Index 93.8
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.
ORC Ref  04140004SIW Issued on 08/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
FortunaFin 328
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
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 VMG1532.51080.4888.7793.3758.3746.8741.5737.1749.2
52°957.3689.3590.7554.4530.6519.3511.7502.9503.3
60°867.3640.8565.9535.8505.4492.4482.7471.4467.8
75°789.8603.2540.5502.8477.0453.1438.4418.8408.6
90°779.1596.0529.5476.2447.1428.0400.4370.8353.2
110°845.0617.5529.3466.4429.7386.7362.2329.3291.9
120°891.1631.2537.7470.4412.6377.7352.7299.6269.0
135°1004.5703.7577.9509.9449.2391.2339.6268.5234.6
150°1212.8836.2663.0574.0511.2457.6404.9291.0225.5
Run VMG1400.4965.6765.5661.4590.2528.4467.5336.0260.4
Selected Courses
Windward / Leeward1466.51023.0827.1727.4674.3637.6604.5536.6504.8
All purpose1090.4776.8647.6578.1536.2505.0478.7434.0411.1
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward696.40.8616
All purpose550.61.0897
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low712.20.8425
Triple Number Coastal/Long Distance Medium551.61.0877
Triple Number Coastal/Long Distance High468.51.2807
Triple Number Windward/Leeward Low925.10.6486
Triple Number Windward/Leeward Medium695.60.8626
Triple Number Windward/Leeward High587.31.0216
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance602.40.9960
Triple Number Coastal/Long Distance Low712.20.8425
Triple Number Coastal/Long Distance Medium551.61.0877
Triple Number Coastal/Long Distance High468.51.2807
Triple Number Windward/Leeward Low925.10.6486
Triple Number Windward/Leeward Medium695.60.8626
Triple Number Windward/Leeward High587.31.0216
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1459.91017.3776.5653.3575.1527.1482.9403.3378.3
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7309
Downwind "popa"0.9734
70% up, 30% down "Ilhabela"0.7900
30% up, 70% down "Ilhabela-inverso"0.8853
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low712.20.8425
Triple Number Coastal/Long Distance Medium551.61.0877
Triple Number Coastal/Long Distance High468.51.2807
Triple Number Windward/Leeward Low925.10.6486
Triple Number Windward/Leeward Medium695.60.8626
Triple Number Windward/Leeward High587.31.0216
Predominantly Upwind612.60.9794
Predominantly Downwind548.11.0946
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP568.11.0562 Predom. Rc High396.31.5139 5B SF Bay L/M760.90.7886 TriNum AP Low712.20.8425 Predom. Dn Low847.80.7077 5B SF Bay Med656.60.9138 TriNum AP Med551.71.0876 Predom. Dn L/M632.10.9492 5B SF Bay M/H584.31.0269 TriNum AP High468.51.2807 Predom. Dn Med532.61.1265 5B SF Bay High531.91.1280 TriNum W/L Low969.20.6190 Predom. Dn M/H443.11.3541 5B AP Low779.90.7693 TriNum W/L Med695.60.8626 Predom. Dn High374.71.6012 5B AP L/M625.70.9590 TriNum W/L Hig587.31.0216 ChiMac Up Low770.10.7791 5B AP Med542.41.1063 Predom. Upwind635.10.9448 ChiMac Up Med695.10.8631 5B AP M/H480.41.2488 Predom. Reaching533.51.1246 ChiMac Up High606.10.9900 5B AP High437.81.3706 Predom. Downwind566.91.0584 ChiMac Off Low731.40.8203 5B W/L Low1084.90.5530 Predom. Up Low873.30.6871 ChiMac Off Med640.60.9366 5B W/L L/M798.20.7517 Predom. Up L/M670.60.8947 ChiMac Off High525.71.1414 5B W/L Med683.80.8774 Predom. Up Med594.31.0096 ChiMac AP Low745.80.8045 5B W/L M/H604.50.9926 Predom. Up M/H548.11.0946 ChiMac AP Med664.10.9035 5B W/L High542.81.1053 Predom. Up High522.11.1491 ChiMac AP High563.41.0650 W/L 60-40 Low1097.00.5469 Predom. Rc Low752.10.7977 BayMac Cove Island859.60.6980 W/L 60-40 L/M811.40.7395 Predom. Rc L/M580.91.0329 BayMac Shore852.40.7039 W/L 60-40 Med701.40.8555 Predom. Rc Med503.91.1906 Harvest Moon452.01.3273 W/L 60-40 M/H632.20.9491 Predom. Rc M/H439.41.3654 5B SF Bay Low917.20.6541 W/L 60-40 High582.21.0305      SA/DSPL Up38.26SA/DSPL Dn88.52
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance602.40.9960
Triple Number Coastal/Long Distance Low712.20.8425
Triple Number Coastal/Long Distance Medium551.61.0877
Triple Number Coastal/Long Distance High468.51.2807
Triple Number Windward/Leeward Low925.10.6486
Triple Number Windward/Leeward Medium695.60.8626
Triple Number Windward/Leeward High587.31.0216
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1459.91017.3776.5653.3575.1527.1482.9403.3378.3
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance602.40.9960
Triple Number Coastal/Long Distance Low712.20.8425
Triple Number Coastal/Long Distance Medium551.61.0877
Triple Number Coastal/Long Distance High468.51.2807
Triple Number Windward/Leeward Low925.10.6486
Triple Number Windward/Leeward Medium695.60.8626
Triple Number Windward/Leeward High587.31.0216
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1459.91017.3776.5653.3575.1527.1482.9403.3378.3
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance602.4
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1459.91017.3776.5653.3575.1527.1482.9403.3378.3
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low712.20.8425
Triple Number Coastal/Long Distance Medium551.61.0877
Triple Number Coastal/Long Distance High468.51.2807
Triple Number Windward/Leeward Low925.10.6486
Triple Number Windward/Leeward Medium695.60.8626
Triple Number Windward/Leeward High587.31.0216
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating602.40.9960
FinRating, kevyt tuuli1062.00.9416
FinRating, kova tuuli437.41.1430
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low712.20.8425
Triple Number Coastal/Long Distance Medium551.61.0877
Triple Number Coastal/Long Distance High468.51.2807
Triple Number Windward/Leeward Low925.10.6486
Triple Number Windward/Leeward Medium695.60.8626
Triple Number Windward/Leeward High587.31.0216
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9960
Triple Number Coastal/Long Distance Low0.8425
Triple Number Coastal/Long Distance Medium1.0877
Triple Number Coastal/Long Distance High1.2807
Triple Number Windward/Leeward Low0.6486
Triple Number Windward/Leeward Medium0.8626
Triple Number Windward/Leeward High1.0216
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1459.91017.3776.5653.3575.1527.1482.9403.3378.3
For information
General Purpose Handicap (GPH)619.0
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance602.40.9960
Triple Number Coastal/Long Distance Low712.20.8425
Triple Number Coastal/Long Distance Medium551.61.0877
Triple Number Coastal/Long Distance High468.51.2807
Triple Number Windward/Leeward Low925.10.6486
Triple Number Windward/Leeward Medium695.60.8626
Triple Number Windward/Leeward High587.31.0216
Saronikos S All Purpose623.90.9617
Saronikos S Upwind731.70.8201
Saronikos S Downwind488.61.2279
Saronikos N All Purpose668.70.8972
Saronikos N Upwind761.30.7881
Saronikos N Downwind565.51.0609
Saronikos SW All Purpose622.40.9640
Saronikos SW Upwind743.50.8070
Saronikos SW Downwind502.01.1953
Saronikos NE All Purpose685.70.8750
Saronikos NE Upwind701.80.8549
Saronikos NE Downwind636.30.9430
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1459.91017.3776.5653.3575.1527.1482.9403.3378.3
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low712.20.8425
Triple Number Coastal/Long Distance Medium551.61.0877
Triple Number Coastal/Long Distance High468.51.2807
Triple Number Windward/Leeward Low925.10.6486
Triple Number Windward/Leeward Medium695.60.8626
Triple Number Windward/Leeward High587.31.0216
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose568.11.0562
5-Band All Purpose Low854.80.7019
5-Band All Purpose L/M648.40.9254
5-Band All Purpose Med561.41.0688
5-Band All Purpose M/H494.41.2137
5-Band All Purpose High447.61.3405
Single Number Predominant Upwind610.70.9825
Single Number Predominant Reaching518.01.1582
Single Number Predominant Downwind549.91.0911
5-Band 50-50 Windward/Leeward Low1084.90.5530
5-Band 50-50 Windward/Leeward L/M798.20.7517
5-Band 50-50 Windward/Leeward Med683.80.8774
5-Band 50-50 Windward/Leeward M/H604.50.9926
5-Band 50-50 Windward/Leeward High542.81.1053
5-Band 60-40 Windward/Leeward Low1097.00.5469
5-Band 60-40 Windward/Leeward L/M811.40.7395
5-Band 60-40 Windward/Leeward Med701.40.8555
5-Band 60-40 Windward/Leeward M/H632.20.9491
5-Band 60-40 Windward/Leeward High582.21.0305
Triple Number 50-50 Windward/Leeward Low969.20.6190
Triple Number 50-50 Windward/Leeward Med695.60.8625
Triple Number 50-50 Windward/Leeward High587.31.0216
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward715.00.8391
Triple Number 60-40 Windward/Leeward Low981.40.6114
Triple Number 60-40 Windward/Leeward Med712.10.8426
Triple Number 60-40 Windward/Leeward High618.10.9708
Triple Number All-Purpose Low771.20.7780
Triple Number All-Purpose Med571.31.0502
Triple Number All-Purpose High481.41.2464
Triple Number Predominant Upwind Low795.10.7546
Triple Number Predominant Upwind Med604.90.9919
Triple Number Predominant Upwind High551.51.0879
Triple Number Predominant Reaching Low688.80.8711
Triple Number Predominant Reaching Med525.31.1421
Triple Number Predominant Reaching High417.01.4388
Triple Number Predominant Downwind Low760.80.7887
Triple Number Predominant Downwind Med544.71.1015
Triple Number Predominant Downwind High409.41.4657
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance602.40.9960
Triple Number Coastal/Long Distance Low712.20.8425
Triple Number Coastal/Long Distance Medium551.61.0877
Triple Number Coastal/Long Distance High468.51.2807
Triple Number Windward/Leeward Low925.10.6486
Triple Number Windward/Leeward Medium695.60.8626
Triple Number Windward/Leeward High587.31.0216
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1459.91017.3776.5653.3575.1527.1482.9403.3378.3
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance602.40.9960
Triple Number Coastal/Long Distance Low712.20.8425
Triple Number Coastal/Long Distance Medium551.61.0877
Triple Number Coastal/Long Distance High468.51.2807
Triple Number Windward/Leeward Low925.10.6486
Triple Number Windward/Leeward Medium695.60.8626
Triple Number Windward/Leeward High587.31.0216
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1459.91017.3776.5653.3575.1527.1482.9403.3378.3
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low712.2
Triple Number Coastal/Long Distance Medium551.6
Triple Number Coastal/Long Distance High468.5
Triple Number Windward/Leeward Low925.1
Triple Number Windward/Leeward Medium695.6
Triple Number Windward/Leeward High587.3
Predominantly Upwind612.6
Predominantly Downwind548.1
Predominantly Reaching523.4
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance602.40.9960
Triple Number Coastal/Long Distance Low712.20.8425
Triple Number Coastal/Long Distance Medium551.61.0877
Triple Number Coastal/Long Distance High468.51.2807
Triple Number Windward/Leeward Low925.10.6486
Triple Number Windward/Leeward Medium695.60.8626
Triple Number Windward/Leeward High587.31.0216
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1459.91017.3776.5653.3575.1527.1482.9403.3378.3
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8425
Triple Number Coastal/Long Distance Medium1.0877
Triple Number Coastal/Long Distance High1.2807
Triple Number Windward/Leeward Low0.6486
Triple Number Windward/Leeward Medium0.8626
Triple Number Windward/Leeward High1.0216
Coastal/Long Distance0.9960
Predominantly Upwind0.9794
Predominantly Downwind1.0946
For information
General Purpose Handicap (GPH)619.0
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0897
Distanseseilas Trippeltall svak vind0.8425
Distanseseilas Trippeltall mellomvind1.0877
Distanseseilas Trippeltall sterk vind1.2807
Pølsebane Trippeltall svak vind0.6486
Pølsebane Trippeltall mellomvind0.8626
Pølsebane Trippeltall sterk vind1.0216
Motvind Singeltall0.9794
Medvind Singeltall1.0946
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low712.20.8425
Triple Number Coastal/Long Distance Medium551.61.0877
Triple Number Coastal/Long Distance High468.51.2807
Triple Number Windward/Leeward Low925.10.6486
Triple Number Windward/Leeward Medium695.60.8626
Triple Number Windward/Leeward High587.31.0216
Coastal/Long Distance602.40.9960
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind612.60.9794
Predominantly Downwind548.11.0946
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore514.31.1666
Cape Doctor Coastal418.01.4354
Triple Number Coastal/Long Distance Low712.20.8425
Triple Number Coastal/Long Distance Medium551.61.0877
Triple Number Coastal/Long Distance High468.51.2807
Triple Number Windward/Leeward Low925.10.6486
Triple Number Windward/Leeward Medium695.60.8626
Triple Number Windward/Leeward High587.31.0216
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8425
Triple Number Coastal/Long Distance Medium1.0877
Triple Number Coastal/Long Distance High1.2807
Triple Number Windward/Leeward Low0.6486
Triple Number Windward/Leeward Medium0.8626
Triple Number Windward/Leeward High1.0216
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8425
Triple Number Coastal/Long Distance Medium1.0877
Triple Number Coastal/Long Distance High1.2807
Triple Number Windward/Leeward Low0.6486
Triple Number Windward/Leeward Medium0.8626
Triple Number Windward/Leeward High1.0216
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance602.40.9960
Triple Number Coastal/Long Distance Low712.20.8425
Triple Number Coastal/Long Distance Medium551.61.0877
Triple Number Coastal/Long Distance High468.51.2807
Triple Number Windward/Leeward Low925.10.6486
Triple Number Windward/Leeward Medium695.60.8626
Triple Number Windward/Leeward High587.31.0216
Predominantly Upwind612.60.9794
Predominantly Downwind548.11.0946
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1459.91017.3776.5653.3575.1527.1482.9403.3378.3
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance602.40.9960
Triple Number Coastal/Long Distance Low712.20.8425
Triple Number Coastal/Long Distance Medium551.61.0877
Triple Number Coastal/Long Distance High468.51.2807
Triple Number Windward/Leeward Low925.10.6486
Triple Number Windward/Leeward Medium695.60.8626
Triple Number Windward/Leeward High587.31.0216
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1459.91017.3776.5653.3575.1527.1482.9403.3378.3
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP568.11.0562 Predom. Dn High374.71.6012 5B AP M/H480.41.2488 TriNum AP Low712.20.8425 Predom. Rc Low752.10.7977 5B AP High437.81.3706 TriNum AP Med551.71.0876 Predom. Rc L/M580.91.0329 5B SF Bay Low917.20.6541 TriNum AP High468.51.2807 Predom. Rc Med503.91.1906 5B SF Bay L/M760.90.7886 TriNum W/L Low969.20.6190 Predom. Rc M/H439.41.3654 5B SF Bay Med656.60.9138 TriNum W/L Med695.60.8626 Predom. Rc High396.31.5139 5B SF Bay M/H584.31.0269 TriNum W/L Hig587.31.0216 5B W/L Low1084.90.5530 5B SF Bay High531.91.1280 Predom. Upwind635.10.9448 5B W/L L/M798.20.7517 ChiMac Up Low770.10.7791 Predom. Reaching533.51.1246 5B W/L Med683.80.8774 ChiMac Up Med695.10.8631 Predom. Downwind566.91.0584 5B W/L M/H604.50.9926 ChiMac Up High606.10.9900 Predom. Up Low873.30.6871 5B W/L High542.81.1053 ChiMac Off Low731.40.8203 Predom. Up L/M670.60.8947 W/L 60-40 Low1097.00.5469 ChiMac Off Med640.60.9366 Predom. Up Med594.31.0096 W/L 60-40 L/M811.40.7395 ChiMac Off High525.71.1414 Predom. Up M/H548.11.0946 W/L 60-40 Med701.40.8555 ChiMac AP Low745.80.8045 Predom. Up High522.11.1491 W/L 60-40 M/H632.20.9491 ChiMac AP Med664.10.9035 Predom. Dn Low847.80.7077 W/L 60-40 High582.21.0305 ChiMac AP High563.41.0650 Predom. Dn L/M632.10.9492 5B AP Low779.90.7693 BayMac Cove Island859.60.6980 Predom. Dn Med532.61.1265 5B AP L/M625.70.9590 BayMac Shore852.40.7039 Predom. Dn M/H443.11.3541 5B AP Med542.41.1063 Harvest Moon452.01.3273      SA/DSPL Up38.26SA/DSPL Dn88.52
ORC Ref  04140004SIW Issued on 08/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
FortunaFin 328
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassMelges 24 ODMeasurementHINGB-RCLM0529K001Plan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall7.509Maximum beam2.490Draft1.525Displacement821Wetted area10.31IMS L7.269LSM06.692Accomod. length7.509Sink (kg/mm) 8.78
VCGD0.040VCGM0.020 RM Rated (kg·m) 25.1Limit of positive stability(°) 102.3 Stability Index 93.8 BLR index 0.0000Default crew weight388 Declared crew weight 510
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialCarbonSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders1Rotating mastNo
P8.818IG8.620ISP9.777MDT10.076MDL10.120MDT20.062MDL20.075TL1.578MW0.114GO0.114
E3.800J2.506BAS1.000FSD0.000SFJ0.200SPLWPLTPS4.106BD0.103MWT28.00MCG3.150
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date16/03/2017
SFFP0.130FFM0.883FF0.883LCFcl4.135SG1.0225
SAFP7.370FAM0.599FA0.599LCFsh4.315HBI0.799
W118.5W218.5W318.5W418.5
PD1427.9PD2432.4PD3428.3PD4436.5
WD7.400PLM9000.00GSA1.0RSA1.0RM25.0
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04140004SIW Issued on 08/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
FortunaFin 328
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.180.931.682.703.3321.38class rules
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentCode00.060.901.713.124.144.9210.64NoYes030.0710.050.400.761.422.092.788.56NoNo 12.13class rules
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment111.5911.0811.345.866.3093%56.18class rules
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
ORC Ref  04140004SIW Issued on 08/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org