Club Certificate2026
Suomenlahden YkkönenFIN-2112
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 Angles46.0°43.4°40.8°39.3°38.6°38.5°38.5°38.9°40.4°
Beat VMG2.333.313.994.394.554.624.654.674.55
52°3.655.045.896.326.486.566.616.676.64
60°3.935.316.126.516.676.756.816.886.88
75°4.135.496.296.686.907.027.107.227.26
90°4.025.396.276.726.997.217.387.607.74
110°3.785.276.296.817.167.467.728.078.22
120°3.585.046.096.707.107.467.838.468.83
135°3.074.455.546.336.827.197.608.519.58
150°2.533.764.845.756.436.867.228.048.99
Run VMG2.193.254.195.015.736.306.747.438.22
Gybe Angles141.1°145.8°150.7°154.8°162.4°170.0°178.1°178.1°177.2°
APH ToD:605.1CDL: 7.652APH ToT: 0.9916CertNo:
BOAT
ClassMach3 3/4TonDesignerCristian BergenheiBuilderFramboatAge date01/1981Series date01/1981Offset fileEST248_CL.offData fileFIN2112
HULL
Length Overall9.764 mMaximum Beam3.010 mDraft1.877 mDisplacement3,331 kgDLR7.3362IMS DivisionCruiser/RacerDynamic Allowance0.220%Age Allowance0.650%RS Assessment-0.331%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.435m
CREW
Maximum weight480 kg(declared)Minimum weight350 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail32.0832.74Headsail Luffed21.7821.78Headsail FlyingSymmetric46.4046.40Asymmetric
STORM SAIL AREAS Maximum (m²)
Trysail9.53Storm Jib5.62Heavy Weather Jib15.17
SAIL LIMITS
Headsails5
✱ One set on the forestay
✱ Woven polyester sails
Spinnakers4
STABILITY
Righting Moment 46.5 kg·m Stability Index 102.8
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  04140004T05 Issued on 11/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
Suomenlahden YkkönenFIN-2112
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 VMG1547.51088.8902.1819.8791.9779.7773.4770.8791.5
52°986.3714.9611.1569.9555.8549.1544.7540.1542.5
60°917.0677.9588.3553.2539.4533.0528.7523.5523.3
75°871.3655.2572.2538.8521.9512.8507.1499.0496.0
90°895.1667.8574.3535.6514.8499.4488.0473.9465.1
110°953.3683.2572.6528.5502.7482.5466.5446.1438.1
120°1004.2713.9590.7537.1507.1482.5459.8425.4407.8
135°1172.9808.3650.0568.5528.1500.4473.5423.2375.8
150°1425.6957.8744.0625.9560.3524.6498.6447.7400.5
Run VMG1646.11106.0858.7718.3628.5571.3534.2484.5437.8
Selected Courses
Windward / Leeward1596.81097.4880.4769.1710.2675.5653.8627.7614.6
All purpose1194.9841.0691.8620.9585.3564.0548.9527.0515.0
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward741.70.8090
All purpose605.10.9916
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low766.50.7828
Triple Number Coastal/Long Distance Medium600.70.9988
Triple Number Coastal/Long Distance High544.51.1020
Triple Number Windward/Leeward Low989.00.6067
Triple Number Windward/Leeward Medium735.30.8160
Triple Number Windward/Leeward High649.40.9239
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance657.90.9120
Triple Number Coastal/Long Distance Low766.50.7828
Triple Number Coastal/Long Distance Medium600.70.9988
Triple Number Coastal/Long Distance High544.51.1020
Triple Number Windward/Leeward Low989.00.6067
Triple Number Windward/Leeward Medium735.30.8160
Triple Number Windward/Leeward High649.40.9239
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1601.71098.3829.2696.2624.4585.2553.8502.3488.8
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7087
Downwind "popa"0.8569
70% up, 30% down "Ilhabela"0.7475
30% up, 70% down "Ilhabela-inverso"0.8063
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low766.50.7828
Triple Number Coastal/Long Distance Medium600.70.9988
Triple Number Coastal/Long Distance High544.51.1020
Triple Number Windward/Leeward Low989.00.6067
Triple Number Windward/Leeward Medium735.30.8160
Triple Number Windward/Leeward High649.40.9239
Predominantly Upwind654.20.9172
Predominantly Downwind613.40.9782
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP630.70.9513 Predom. Rc High497.31.2065 5B SF Bay L/M807.80.7427 TriNum AP Low766.40.7828 Predom. Dn Low950.70.6311 5B SF Bay Med701.20.8557 TriNum AP Med600.80.9987 Predom. Dn L/M694.80.8636 5B SF Bay M/H644.70.9306 TriNum AP High544.51.1020 Predom. Dn Med592.21.0132 5B SF Bay High619.00.9693 TriNum W/L Low1038.60.5777 Predom. Dn M/H529.61.1330 5B AP Low855.80.7011 TriNum W/L Med735.30.8160 Predom. Dn High492.01.2195 5B AP L/M673.10.8914 TriNum W/L Hig649.40.9239 ChiMac Up Low813.40.7376 5B AP Med593.51.0110 Predom. Upwind681.40.8806 ChiMac Up Med739.20.8117 5B AP M/H550.81.0892 Predom. Reaching602.90.9952 ChiMac Up High653.20.9186 5B AP High528.71.1348 Predom. Downwind643.20.9328 ChiMac Off Low813.80.7373 5B W/L Low1168.00.5137 Predom. Up Low921.60.6510 ChiMac Off Med716.70.8371 5B W/L L/M848.00.7076 Predom. Up L/M706.90.8488 ChiMac Off High602.00.9967 5B W/L Med723.60.8292 Predom. Up Med635.50.9441 ChiMac AP Low809.10.7415 5B W/L M/H657.80.9121 Predom. Up M/H602.50.9958 ChiMac AP Med724.70.8279 5B W/L High629.90.9525 Predom. Up High588.61.0193 ChiMac AP High625.60.9590 W/L 60-40 Low1165.80.5147 Predom. Rc Low830.30.7226 BayMac Cove Island934.30.6422 W/L 60-40 L/M855.20.7016 Predom. Rc L/M634.70.9453 BayMac Shore925.40.6483 W/L 60-40 Med739.30.8116 Predom. Rc Med563.71.0644 Harvest Moon532.01.1279 W/L 60-40 M/H681.40.8806 Predom. Rc M/H522.41.1486 5B SF Bay Low976.70.6143 W/L 60-40 High658.90.9106      SA/DSPL Up24.05SA/DSPL Dn35.04
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance657.90.9120
Triple Number Coastal/Long Distance Low766.50.7828
Triple Number Coastal/Long Distance Medium600.70.9988
Triple Number Coastal/Long Distance High544.51.1020
Triple Number Windward/Leeward Low989.00.6067
Triple Number Windward/Leeward Medium735.30.8160
Triple Number Windward/Leeward High649.40.9239
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1601.71098.3829.2696.2624.4585.2553.8502.3488.8
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance657.90.9120
Triple Number Coastal/Long Distance Low766.50.7828
Triple Number Coastal/Long Distance Medium600.70.9988
Triple Number Coastal/Long Distance High544.51.1020
Triple Number Windward/Leeward Low989.00.6067
Triple Number Windward/Leeward Medium735.30.8160
Triple Number Windward/Leeward High649.40.9239
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1601.71098.3829.2696.2624.4585.2553.8502.3488.8
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance657.9
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1601.71098.3829.2696.2624.4585.2553.8502.3488.8
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low766.50.7828
Triple Number Coastal/Long Distance Medium600.70.9988
Triple Number Coastal/Long Distance High544.51.1020
Triple Number Windward/Leeward Low989.00.6067
Triple Number Windward/Leeward Medium735.30.8160
Triple Number Windward/Leeward High649.40.9239
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating657.90.9120
FinRating, kevyt tuuli1151.70.8683
FinRating, kova tuuli531.70.9403
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low766.50.7828
Triple Number Coastal/Long Distance Medium600.70.9988
Triple Number Coastal/Long Distance High544.51.1020
Triple Number Windward/Leeward Low989.00.6067
Triple Number Windward/Leeward Medium735.30.8160
Triple Number Windward/Leeward High649.40.9239
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9120
Triple Number Coastal/Long Distance Low0.7828
Triple Number Coastal/Long Distance Medium0.9988
Triple Number Coastal/Long Distance High1.1020
Triple Number Windward/Leeward Low0.6067
Triple Number Windward/Leeward Medium0.8160
Triple Number Windward/Leeward High0.9239
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1601.71098.3829.2696.2624.4585.2553.8502.3488.8
For information
General Purpose Handicap (GPH)676.7
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance657.90.9120
Triple Number Coastal/Long Distance Low766.50.7828
Triple Number Coastal/Long Distance Medium600.70.9988
Triple Number Coastal/Long Distance High544.51.1020
Triple Number Windward/Leeward Low989.00.6067
Triple Number Windward/Leeward Medium735.30.8160
Triple Number Windward/Leeward High649.40.9239
Saronikos S All Purpose682.20.8795
Saronikos S Upwind763.50.7859
Saronikos S Downwind585.41.0250
Saronikos N All Purpose721.60.8315
Saronikos N Upwind797.70.7522
Saronikos N Downwind642.80.9334
Saronikos SW All Purpose686.00.8747
Saronikos SW Upwind778.70.7705
Saronikos SW Downwind596.51.0059
Saronikos NE All Purpose748.90.8012
Saronikos NE Upwind748.70.8014
Saronikos NE Downwind724.80.8279
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1601.71098.3829.2696.2624.4585.2553.8502.3488.8
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low766.50.7828
Triple Number Coastal/Long Distance Medium600.70.9988
Triple Number Coastal/Long Distance High544.51.1020
Triple Number Windward/Leeward Low989.00.6067
Triple Number Windward/Leeward Medium735.30.8160
Triple Number Windward/Leeward High649.40.9239
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose630.70.9513
5-Band All Purpose Low930.80.6446
5-Band All Purpose L/M698.40.8591
5-Band All Purpose Med612.40.9798
5-Band All Purpose M/H565.11.0618
5-Band All Purpose High539.91.1112
Single Number Predominant Upwind652.30.9198
Single Number Predominant Reaching579.21.0359
Single Number Predominant Downwind614.70.9762
5-Band 50-50 Windward/Leeward Low1168.00.5137
5-Band 50-50 Windward/Leeward L/M848.00.7076
5-Band 50-50 Windward/Leeward Med723.60.8292
5-Band 50-50 Windward/Leeward M/H657.80.9121
5-Band 50-50 Windward/Leeward High629.90.9525
5-Band 60-40 Windward/Leeward Low1165.80.5147
5-Band 60-40 Windward/Leeward L/M855.20.7016
5-Band 60-40 Windward/Leeward Med739.30.8116
5-Band 60-40 Windward/Leeward M/H681.40.8806
5-Band 60-40 Windward/Leeward High658.90.9106
Triple Number 50-50 Windward/Leeward Low1038.60.5777
Triple Number 50-50 Windward/Leeward Med735.40.8159
Triple Number 50-50 Windward/Leeward High649.40.9239
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward756.90.7927
Triple Number 60-40 Windward/Leeward Low1039.30.5773
Triple Number 60-40 Windward/Leeward Med749.80.8002
Triple Number 60-40 Windward/Leeward High674.30.8897
Triple Number All-Purpose Low835.70.7180
Triple Number All-Purpose Med620.40.9671
Triple Number All-Purpose High558.01.0753
Triple Number Predominant Upwind Low841.30.7132
Triple Number Predominant Upwind Med644.10.9315
Triple Number Predominant Upwind High605.10.9915
Triple Number Predominant Reaching Low754.40.7953
Triple Number Predominant Reaching Med579.61.0352
Triple Number Predominant Reaching High506.41.1847
Triple Number Predominant Downwind Low845.50.7096
Triple Number Predominant Downwind Med602.90.9953
Triple Number Predominant Downwind High508.21.1805
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance657.90.9120
Triple Number Coastal/Long Distance Low766.50.7828
Triple Number Coastal/Long Distance Medium600.70.9988
Triple Number Coastal/Long Distance High544.51.1020
Triple Number Windward/Leeward Low989.00.6067
Triple Number Windward/Leeward Medium735.30.8160
Triple Number Windward/Leeward High649.40.9239
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1601.71098.3829.2696.2624.4585.2553.8502.3488.8
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance657.90.9120
Triple Number Coastal/Long Distance Low766.50.7828
Triple Number Coastal/Long Distance Medium600.70.9988
Triple Number Coastal/Long Distance High544.51.1020
Triple Number Windward/Leeward Low989.00.6067
Triple Number Windward/Leeward Medium735.30.8160
Triple Number Windward/Leeward High649.40.9239
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1601.71098.3829.2696.2624.4585.2553.8502.3488.8
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low766.5
Triple Number Coastal/Long Distance Medium600.7
Triple Number Coastal/Long Distance High544.5
Triple Number Windward/Leeward Low989.0
Triple Number Windward/Leeward Medium735.3
Triple Number Windward/Leeward High649.4
Predominantly Upwind654.2
Predominantly Downwind613.4
Predominantly Reaching588.5
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance657.90.9120
Triple Number Coastal/Long Distance Low766.50.7828
Triple Number Coastal/Long Distance Medium600.70.9988
Triple Number Coastal/Long Distance High544.51.1020
Triple Number Windward/Leeward Low989.00.6067
Triple Number Windward/Leeward Medium735.30.8160
Triple Number Windward/Leeward High649.40.9239
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1601.71098.3829.2696.2624.4585.2553.8502.3488.8
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7828
Triple Number Coastal/Long Distance Medium0.9988
Triple Number Coastal/Long Distance High1.1020
Triple Number Windward/Leeward Low0.6067
Triple Number Windward/Leeward Medium0.8160
Triple Number Windward/Leeward High0.9239
Coastal/Long Distance0.9120
Predominantly Upwind0.9172
Predominantly Downwind0.9782
For information
General Purpose Handicap (GPH)676.7
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9916
Distanseseilas Trippeltall svak vind0.7828
Distanseseilas Trippeltall mellomvind0.9988
Distanseseilas Trippeltall sterk vind1.1020
Pølsebane Trippeltall svak vind0.6067
Pølsebane Trippeltall mellomvind0.8160
Pølsebane Trippeltall sterk vind0.9239
Motvind Singeltall0.9172
Medvind Singeltall0.9782
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low766.50.7828
Triple Number Coastal/Long Distance Medium600.70.9988
Triple Number Coastal/Long Distance High544.51.1020
Triple Number Windward/Leeward Low989.00.6067
Triple Number Windward/Leeward Medium735.30.8160
Triple Number Windward/Leeward High649.40.9239
Coastal/Long Distance657.90.9120
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind654.20.9172
Predominantly Downwind613.40.9782
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore618.50.9700
Cape Doctor Coastal518.61.1570
Triple Number Coastal/Long Distance Low766.50.7828
Triple Number Coastal/Long Distance Medium600.70.9988
Triple Number Coastal/Long Distance High544.51.1020
Triple Number Windward/Leeward Low989.00.6067
Triple Number Windward/Leeward Medium735.30.8160
Triple Number Windward/Leeward High649.40.9239
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7828
Triple Number Coastal/Long Distance Medium0.9988
Triple Number Coastal/Long Distance High1.1020
Triple Number Windward/Leeward Low0.6067
Triple Number Windward/Leeward Medium0.8160
Triple Number Windward/Leeward High0.9239
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7828
Triple Number Coastal/Long Distance Medium0.9988
Triple Number Coastal/Long Distance High1.1020
Triple Number Windward/Leeward Low0.6067
Triple Number Windward/Leeward Medium0.8160
Triple Number Windward/Leeward High0.9239
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance657.90.9120
Triple Number Coastal/Long Distance Low766.50.7828
Triple Number Coastal/Long Distance Medium600.70.9988
Triple Number Coastal/Long Distance High544.51.1020
Triple Number Windward/Leeward Low989.00.6067
Triple Number Windward/Leeward Medium735.30.8160
Triple Number Windward/Leeward High649.40.9239
Predominantly Upwind654.20.9172
Predominantly Downwind613.40.9782
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1601.71098.3829.2696.2624.4585.2553.8502.3488.8
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance657.90.9120
Triple Number Coastal/Long Distance Low766.50.7828
Triple Number Coastal/Long Distance Medium600.70.9988
Triple Number Coastal/Long Distance High544.51.1020
Triple Number Windward/Leeward Low989.00.6067
Triple Number Windward/Leeward Medium735.30.8160
Triple Number Windward/Leeward High649.40.9239
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1601.71098.3829.2696.2624.4585.2553.8502.3488.8
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP630.70.9513 Predom. Dn High492.01.2195 5B AP M/H550.81.0892 TriNum AP Low766.40.7828 Predom. Rc Low830.30.7226 5B AP High528.71.1348 TriNum AP Med600.80.9987 Predom. Rc L/M634.70.9453 5B SF Bay Low976.70.6143 TriNum AP High544.51.1020 Predom. Rc Med563.71.0644 5B SF Bay L/M807.80.7427 TriNum W/L Low1038.60.5777 Predom. Rc M/H522.41.1486 5B SF Bay Med701.20.8557 TriNum W/L Med735.30.8160 Predom. Rc High497.31.2065 5B SF Bay M/H644.70.9306 TriNum W/L Hig649.40.9239 5B W/L Low1168.00.5137 5B SF Bay High619.00.9693 Predom. Upwind681.40.8806 5B W/L L/M848.00.7076 ChiMac Up Low813.40.7376 Predom. Reaching602.90.9952 5B W/L Med723.60.8292 ChiMac Up Med739.20.8117 Predom. Downwind643.20.9328 5B W/L M/H657.80.9121 ChiMac Up High653.20.9186 Predom. Up Low921.60.6510 5B W/L High629.90.9525 ChiMac Off Low813.80.7373 Predom. Up L/M706.90.8488 W/L 60-40 Low1165.80.5147 ChiMac Off Med716.70.8371 Predom. Up Med635.50.9441 W/L 60-40 L/M855.20.7016 ChiMac Off High602.00.9967 Predom. Up M/H602.50.9958 W/L 60-40 Med739.30.8116 ChiMac AP Low809.10.7415 Predom. Up High588.61.0193 W/L 60-40 M/H681.40.8806 ChiMac AP Med724.70.8279 Predom. Dn Low950.70.6311 W/L 60-40 High658.90.9106 ChiMac AP High625.60.9590 Predom. Dn L/M694.80.8636 5B AP Low855.80.7011 BayMac Cove Island934.30.6422 Predom. Dn Med592.21.0132 5B AP L/M673.10.8914 BayMac Shore925.40.6483 Predom. Dn M/H529.61.1330 5B AP Med593.51.0110 Harvest Moon532.01.1279      SA/DSPL Up24.05SA/DSPL Dn35.04
ORC Ref  04140004T05 Issued on 11/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
Suomenlahden YkkönenFIN-2112
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassMach3 3/4TonMeasurement08/06/2020HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.764Maximum beam3.010Draft1.877Displacement3,331Wetted area19.13IMS L8.194LSM07.686Accomod. length9.764Sink (kg/mm) 12.86
VCGD0.167VCGM0.221 RM Rated (kg·m) 46.5Limit of positive stability(°) 104.2 Stability Index 102.8 BLR index 0.0000Default crew weight473 Declared crew weight 480
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.435PBWPIPA0.0018
PSDPHDPHL
PSAESL
ST1ST2ST3
ST4ST5
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysYesCheckstaysYesSpreaders2Rotating mastNo
P12.200IG10.600ISP10.600MDT10.097MDL10.148MDT2MDL2TLTaperMWGO
E4.460J3.312BAS1.397FSD0.030SFJ0.138SPL3.185WPLTPSBD0.135MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date01/06/2020MeasurerFIN129
SFFP0.633FFM1.059FF1.067LCFcl5.147SG1.0040
SAFP8.559FAM0.893FA0.896LCFsh5.361HBI1.011
W135.2W235.2W335.2W435.2LCFD4.245
PD1281.7PD2282.9PD3286.4PD4279.6
WD4.690PLM9000.00GSA1.0RSA1.0RM46.0
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG1Septi 63L PlasticWater6309.662Fresh Water 80L PlasticWater8001.90Total deductible0
OTHER ITEMSIdKindDescriptionWeightLCGVCG3MiscellaneousWallas 1800 Sail3.852Battery180Ah LIFEPO6.501Engine (E)Oceanvolt AX55.70Total deductible
ORC Ref  04140004T05 Issued on 11/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
Suomenlahden YkkönenFIN-2112
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment20.150.891.622.833.7632.0801/03/20232023
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentG10.040.511.022.103.244.4510.10NoNo 21.7806/05/2024
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment49.969.969.965.585.6346.4016/04/2025Kotkan Energia
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length9.8 mTable area0.44 m²Headroom1.69 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity76 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity46 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04140004T05 Issued on 11/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org