Non Spin/HSFClub Certificate2026
MargheritaFIN 5
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 Angles46.4°43.2°40.5°39.7°39.6°39.3°39.3°39.3°39.7°
Beat VMG2.183.123.794.214.444.564.634.714.73
52°3.424.745.596.156.446.576.646.756.81
60°3.684.995.836.386.656.796.876.987.04
75°3.865.176.026.566.877.057.157.287.38
90°3.745.085.986.576.947.197.347.567.73
110°3.274.675.686.426.907.217.457.888.22
120°3.024.395.416.216.757.117.377.858.35
135°2.553.824.865.696.366.837.157.668.20
150°2.143.254.265.115.846.446.877.427.93
Run VMG1.852.813.704.515.245.896.437.157.64
Gybe Angles145.1°148.9°154.1°164.0°171.7°172.6°174.8°177.1°177.1°
APH ToD:635.0CDL: 7.897APH ToT: 0.9449CertNo:
BOAT
ClassÖ-10DesignerKyntzel G.BuilderWilenius BåtvarvAge date01/1951Series date01/1951Offset fileFIN5.offData fileFIN5
HULL
Length Overall11.920 mMaximum Beam2.510 mDraft1.809 mDisplacement6,500 kgDLR10.3196IMS DivisionCruiser/RacerDynamic Allowance0.570%Age Allowance0.650%RS Assessment-0.280%
PROPELLER
InstallationShaft non exposedTypeSolid 2 bladesDiameter0.230m
CREW
Maximum weight450 kg(declared)Minimum weight320 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail38.1339.35Headsail Luffed22.5822.58Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS Maximum (m²)
Trysail10.88Storm Jib4.33Heavy Weather Jib11.68
SAIL LIMITS
Headsails1
✱ One set on the forestay
✱ Zero set flying
Spinnakers0
✱ Spinnaker pole aboard
STABILITY
Righting Moment 67.5 kg·m Stability Index 144.9
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  04140004R03 Issued on 24/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
MargheritaFIN 5
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 VMG1654.01153.0950.4854.8811.5790.3777.6764.5761.0
52°1053.0758.9643.7585.3559.3548.2542.1533.0528.7
60°978.5721.3617.1564.6541.0530.0523.7515.5511.0
75°932.2696.7597.6548.6524.0510.6503.2494.2487.9
90°962.0708.4601.6547.7518.7501.0490.4476.1465.5
110°1099.7771.5634.3560.3522.0499.6483.5457.1437.9
120°1192.8820.5665.8579.6533.1506.4488.4458.5430.9
135°1412.3943.3741.4632.9566.0527.1503.3470.2439.1
150°1683.91107.7845.4704.3616.4559.3524.3485.0454.1
Run VMG1944.41279.1972.2798.6687.5611.4559.7503.6471.4
Selected Courses
Windward / Leeward1799.21216.0961.3826.7749.5700.8668.7634.0616.2
All purpose1341.3927.9751.5659.6609.1579.3560.5537.4521.8
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward785.90.7635
All purpose635.00.9449
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low839.70.7145
Triple Number Coastal/Long Distance Medium630.30.9519
Triple Number Coastal/Long Distance High556.51.0781
Triple Number Windward/Leeward Low1088.70.5511
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High663.70.9040
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance693.90.8647
Triple Number Coastal/Long Distance Low839.70.7145
Triple Number Coastal/Long Distance Medium630.30.9519
Triple Number Coastal/Long Distance High556.51.0781
Triple Number Windward/Leeward Low1088.70.5511
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High663.70.9040
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1813.71222.3905.5744.7652.0601.9566.1514.0497.2
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6883
Downwind "popa"0.7760
70% up, 30% down "Ilhabela"0.7125
30% up, 70% down "Ilhabela-inverso"0.7475
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low839.70.7145
Triple Number Coastal/Long Distance Medium630.30.9519
Triple Number Coastal/Long Distance High556.51.0781
Triple Number Windward/Leeward Low1088.70.5511
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High663.70.9040
Predominantly Upwind679.60.8828
Predominantly Downwind658.30.9115
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP662.40.9058 Predom. Rc High510.91.1744 5B SF Bay L/M874.10.6864 TriNum AP Low839.70.7145 Predom. Dn Low1079.80.5557 5B SF Bay Med739.20.8117 TriNum AP Med630.40.9517 Predom. Dn L/M763.90.7854 5B SF Bay M/H661.90.9065 TriNum AP High556.51.0781 Predom. Dn Med630.30.9519 5B SF Bay High629.10.9537 TriNum W/L Low1146.30.5234 Predom. Dn M/H550.71.0896 5B AP Low952.60.6299 TriNum W/L Med780.70.7685 Predom. Dn High514.01.1674 5B AP L/M724.10.8287 TriNum W/L Hig663.70.9040 ChiMac Up Low869.80.6898 5B AP Med620.30.9673 Predom. Upwind709.20.8460 ChiMac Up Med779.70.7695 5B AP M/H563.81.0641 Predom. Reaching636.40.9428 ChiMac Up High675.50.8882 5B AP High538.71.1138 Predom. Downwind695.70.8625 ChiMac Off Low908.60.6603 5B W/L Low1298.10.4622 Predom. Up Low998.40.6009 ChiMac Off Med787.10.7623 5B W/L L/M920.10.6521 Predom. Up L/M748.50.8016 ChiMac Off High645.40.9296 5B W/L Med765.10.7842 Predom. Up Med655.60.9152 ChiMac AP Low882.70.6798 5B W/L M/H675.10.8888 Predom. Up M/H609.50.9844 ChiMac AP Med778.60.7706 5B W/L High636.90.9420 Predom. Up High590.61.0160 ChiMac AP High657.40.9126 W/L 60-40 Low1284.00.4673 Predom. Rc Low918.30.6534 BayMac Cove Island1027.90.5837 W/L 60-40 L/M921.30.6513 Predom. Rc L/M680.90.8812 BayMac Shore1016.00.5905 W/L 60-40 Med776.80.7724 Predom. Rc Med586.51.0231 Harvest Moon555.01.0810 W/L 60-40 M/H696.10.8619 Predom. Rc M/H534.71.1221 5B SF Bay Low1074.80.5582 W/L 60-40 High662.80.9053      SA/DSPL Up17.32SA/DSPL Dn17.32
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance693.90.8647
Triple Number Coastal/Long Distance Low839.70.7145
Triple Number Coastal/Long Distance Medium630.30.9519
Triple Number Coastal/Long Distance High556.51.0781
Triple Number Windward/Leeward Low1088.70.5511
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High663.70.9040
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1813.71222.3905.5744.7652.0601.9566.1514.0497.2
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance693.90.8647
Triple Number Coastal/Long Distance Low839.70.7145
Triple Number Coastal/Long Distance Medium630.30.9519
Triple Number Coastal/Long Distance High556.51.0781
Triple Number Windward/Leeward Low1088.70.5511
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High663.70.9040
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1813.71222.3905.5744.7652.0601.9566.1514.0497.2
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance693.9
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1813.71222.3905.5744.7652.0601.9566.1514.0497.2
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low839.70.7145
Triple Number Coastal/Long Distance Medium630.30.9519
Triple Number Coastal/Long Distance High556.51.0781
Triple Number Windward/Leeward Low1088.70.5511
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High663.70.9040
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating693.90.8647
FinRating, kevyt tuuli1284.20.7787
FinRating, kova tuuli542.00.9225
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low839.70.7145
Triple Number Coastal/Long Distance Medium630.30.9519
Triple Number Coastal/Long Distance High556.51.0781
Triple Number Windward/Leeward Low1088.70.5511
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High663.70.9040
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8647
Triple Number Coastal/Long Distance Low0.7145
Triple Number Coastal/Long Distance Medium0.9519
Triple Number Coastal/Long Distance High1.0781
Triple Number Windward/Leeward Low0.5511
Triple Number Windward/Leeward Medium0.7685
Triple Number Windward/Leeward High0.9040
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1813.71222.3905.5744.7652.0601.9566.1514.0497.2
For information
General Purpose Handicap (GPH)717.6
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance693.90.8647
Triple Number Coastal/Long Distance Low839.70.7145
Triple Number Coastal/Long Distance Medium630.30.9519
Triple Number Coastal/Long Distance High556.51.0781
Triple Number Windward/Leeward Low1088.70.5511
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High663.70.9040
Saronikos S All Purpose719.30.8341
Saronikos S Upwind794.50.7552
Saronikos S Downwind641.90.9348
Saronikos N All Purpose764.00.7853
Saronikos N Upwind829.10.7237
Saronikos N Downwind715.70.8384
Saronikos SW All Purpose731.10.8207
Saronikos SW Upwind815.90.7354
Saronikos SW Downwind660.40.9086
Saronikos NE All Purpose805.30.7450
Saronikos NE Upwind778.60.7706
Saronikos NE Downwind821.50.7304
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1813.71222.3905.5744.7652.0601.9566.1514.0497.2
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low839.70.7145
Triple Number Coastal/Long Distance Medium630.30.9519
Triple Number Coastal/Long Distance High556.51.0781
Triple Number Windward/Leeward Low1088.70.5511
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High663.70.9040
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose662.40.9058
5-Band All Purpose Low1031.00.5820
5-Band All Purpose L/M752.20.7977
5-Band All Purpose Med640.50.9368
5-Band All Purpose M/H578.41.0373
5-Band All Purpose High551.01.0889
Single Number Predominant Upwind677.40.8858
Single Number Predominant Reaching607.90.9870
Single Number Predominant Downwind659.80.9094
5-Band 50-50 Windward/Leeward Low1298.10.4622
5-Band 50-50 Windward/Leeward L/M920.10.6521
5-Band 50-50 Windward/Leeward Med765.10.7842
5-Band 50-50 Windward/Leeward M/H675.10.8888
5-Band 50-50 Windward/Leeward High636.90.9420
5-Band 60-40 Windward/Leeward Low1284.00.4673
5-Band 60-40 Windward/Leeward L/M921.30.6513
5-Band 60-40 Windward/Leeward Med776.80.7724
5-Band 60-40 Windward/Leeward M/H696.10.8619
5-Band 60-40 Windward/Leeward High662.80.9053
Triple Number 50-50 Windward/Leeward Low1146.30.5234
Triple Number 50-50 Windward/Leeward Med780.80.7684
Triple Number 50-50 Windward/Leeward High663.70.9040
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward796.90.7529
Triple Number 60-40 Windward/Leeward Low1137.50.5275
Triple Number 60-40 Windward/Leeward Med791.10.7584
Triple Number 60-40 Windward/Leeward High686.10.8745
Triple Number All-Purpose Low918.40.6533
Triple Number All-Purpose Med651.60.9208
Triple Number All-Purpose High570.41.0518
Triple Number Predominant Upwind Low908.20.6607
Triple Number Predominant Upwind Med667.90.8984
Triple Number Predominant Upwind High608.70.9857
Triple Number Predominant Reaching Low826.50.7259
Triple Number Predominant Reaching Med605.60.9908
Triple Number Predominant Reaching High518.41.1574
Triple Number Predominant Downwind Low950.30.6313
Triple Number Predominant Downwind Med646.20.9284
Triple Number Predominant Downwind High530.71.1306
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance693.90.8647
Triple Number Coastal/Long Distance Low839.70.7145
Triple Number Coastal/Long Distance Medium630.30.9519
Triple Number Coastal/Long Distance High556.51.0781
Triple Number Windward/Leeward Low1088.70.5511
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High663.70.9040
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1813.71222.3905.5744.7652.0601.9566.1514.0497.2
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance693.90.8647
Triple Number Coastal/Long Distance Low839.70.7145
Triple Number Coastal/Long Distance Medium630.30.9519
Triple Number Coastal/Long Distance High556.51.0781
Triple Number Windward/Leeward Low1088.70.5511
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High663.70.9040
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1813.71222.3905.5744.7652.0601.9566.1514.0497.2
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low839.7
Triple Number Coastal/Long Distance Medium630.3
Triple Number Coastal/Long Distance High556.5
Triple Number Windward/Leeward Low1088.7
Triple Number Windward/Leeward Medium780.7
Triple Number Windward/Leeward High663.7
Predominantly Upwind679.6
Predominantly Downwind658.3
Predominantly Reaching623.2
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance693.90.8647
Triple Number Coastal/Long Distance Low839.70.7145
Triple Number Coastal/Long Distance Medium630.30.9519
Triple Number Coastal/Long Distance High556.51.0781
Triple Number Windward/Leeward Low1088.70.5511
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High663.70.9040
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1813.71222.3905.5744.7652.0601.9566.1514.0497.2
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7145
Triple Number Coastal/Long Distance Medium0.9519
Triple Number Coastal/Long Distance High1.0781
Triple Number Windward/Leeward Low0.5511
Triple Number Windward/Leeward Medium0.7685
Triple Number Windward/Leeward High0.9040
Coastal/Long Distance0.8647
Predominantly Upwind0.8828
Predominantly Downwind0.9115
For information
General Purpose Handicap (GPH)717.6
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9449
Distanseseilas Trippeltall svak vind0.7145
Distanseseilas Trippeltall mellomvind0.9519
Distanseseilas Trippeltall sterk vind1.0781
Pølsebane Trippeltall svak vind0.5511
Pølsebane Trippeltall mellomvind0.7685
Pølsebane Trippeltall sterk vind0.9040
Motvind Singeltall0.8828
Medvind Singeltall0.9115
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low839.70.7145
Triple Number Coastal/Long Distance Medium630.30.9519
Triple Number Coastal/Long Distance High556.51.0781
Triple Number Windward/Leeward Low1088.70.5511
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High663.70.9040
Coastal/Long Distance693.90.8647
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind679.60.8828
Predominantly Downwind658.30.9115
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore621.60.9653
Cape Doctor Coastal526.51.1396
Triple Number Coastal/Long Distance Low839.70.7145
Triple Number Coastal/Long Distance Medium630.30.9519
Triple Number Coastal/Long Distance High556.51.0781
Triple Number Windward/Leeward Low1088.70.5511
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High663.70.9040
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7145
Triple Number Coastal/Long Distance Medium0.9519
Triple Number Coastal/Long Distance High1.0781
Triple Number Windward/Leeward Low0.5511
Triple Number Windward/Leeward Medium0.7685
Triple Number Windward/Leeward High0.9040
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7145
Triple Number Coastal/Long Distance Medium0.9519
Triple Number Coastal/Long Distance High1.0781
Triple Number Windward/Leeward Low0.5511
Triple Number Windward/Leeward Medium0.7685
Triple Number Windward/Leeward High0.9040
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance693.90.8647
Triple Number Coastal/Long Distance Low839.70.7145
Triple Number Coastal/Long Distance Medium630.30.9519
Triple Number Coastal/Long Distance High556.51.0781
Triple Number Windward/Leeward Low1088.70.5511
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High663.70.9040
Predominantly Upwind679.60.8828
Predominantly Downwind658.30.9115
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1813.71222.3905.5744.7652.0601.9566.1514.0497.2
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance693.90.8647
Triple Number Coastal/Long Distance Low839.70.7145
Triple Number Coastal/Long Distance Medium630.30.9519
Triple Number Coastal/Long Distance High556.51.0781
Triple Number Windward/Leeward Low1088.70.5511
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High663.70.9040
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1813.71222.3905.5744.7652.0601.9566.1514.0497.2
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP662.40.9058 Predom. Dn High514.01.1674 5B AP M/H563.81.0641 TriNum AP Low839.70.7145 Predom. Rc Low918.30.6534 5B AP High538.71.1138 TriNum AP Med630.40.9517 Predom. Rc L/M680.90.8812 5B SF Bay Low1074.80.5582 TriNum AP High556.51.0781 Predom. Rc Med586.51.0231 5B SF Bay L/M874.10.6864 TriNum W/L Low1146.30.5234 Predom. Rc M/H534.71.1221 5B SF Bay Med739.20.8117 TriNum W/L Med780.70.7685 Predom. Rc High510.91.1744 5B SF Bay M/H661.90.9065 TriNum W/L Hig663.70.9040 5B W/L Low1298.10.4622 5B SF Bay High629.10.9537 Predom. Upwind709.20.8460 5B W/L L/M920.10.6521 ChiMac Up Low869.80.6898 Predom. Reaching636.40.9428 5B W/L Med765.10.7842 ChiMac Up Med779.70.7695 Predom. Downwind695.70.8625 5B W/L M/H675.10.8888 ChiMac Up High675.50.8882 Predom. Up Low998.40.6009 5B W/L High636.90.9420 ChiMac Off Low908.60.6603 Predom. Up L/M748.50.8016 W/L 60-40 Low1284.00.4673 ChiMac Off Med787.10.7623 Predom. Up Med655.60.9152 W/L 60-40 L/M921.30.6513 ChiMac Off High645.40.9296 Predom. Up M/H609.50.9844 W/L 60-40 Med776.80.7724 ChiMac AP Low882.70.6798 Predom. Up High590.61.0160 W/L 60-40 M/H696.10.8619 ChiMac AP Med778.60.7706 Predom. Dn Low1079.80.5557 W/L 60-40 High662.80.9053 ChiMac AP High657.40.9126 Predom. Dn L/M763.90.7854 5B AP Low952.60.6299 BayMac Cove Island1027.90.5837 Predom. Dn Med630.30.9519 5B AP L/M724.10.8287 BayMac Shore1016.00.5905 Predom. Dn M/H550.71.0896 5B AP Med620.30.9673 Harvest Moon555.01.0810      SA/DSPL Up17.32SA/DSPL Dn17.32
ORC Ref  04140004R03 Issued on 24/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
MargheritaFIN 5
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassÖ-10Measurement02/05/2026HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall11.920Maximum beam2.510Draft1.809Displacement6,500Wetted area27.25IMS L9.021LSM08.571Accomod. length8.158Sink (kg/mm) 14.85
VCGD-0.200VCGM-0.224 RM Rated (kg·m) 67.5Limit of positive stability(°) 138.7 Stability Index 144.9 BLR index 0.0000Default crew weight552 Declared crew weight 450
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeSolid 2 blades
InstallationShaft non exposedTwin screwNoHydro generatorNo
PRD0.230PBW0.080PIPA0.0026
PSDPHDPHL
PSAESL
RIG
BackstayAdjustableForestayFixedInner forestayFixedMast materialWoodSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysYesCheckstaysNoSpreaders2Rotating mastNo
P12.450IG9.300ISP9.300MDT10.110MDL10.160MDT2MDL2TLMWGO
E4.990J3.000BAS1.000FSDSFJ0.800SPL3.000WPLTPSBDMWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS19.3003.000
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date02/05/2026
SFFP0.667FFMFF1.062LCFcl6.172SG
SAFP11.277FAMFA0.695LCFsh6.313HBI0.798
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04140004R03 Issued on 24/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
MargheritaFIN 5
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment038.13
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment14.809.24NoNo 22.58
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length8.2 mTable area0.33 m²Headroom1.40 mMinimum number of berths3Personal gear stowage0.12 m³Fresh water capacity33 lMinimum number of seats in cockpit3Food stowage0.18 m³Fuel capacity20 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04140004R03 Issued on 24/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org