Club Certificate2026
LOTUSL 7227
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 Angles45.9°43.0°41.2°39.7°38.2°37.8°37.4°37.6°38.6°
Beat VMG2.213.123.774.234.524.664.734.784.75
52°3.464.745.586.096.366.516.596.666.68
60°3.714.975.806.266.516.666.766.866.91
75°3.895.125.946.396.656.846.997.207.32
90°3.775.166.076.536.766.907.107.467.71
110°3.795.226.176.656.977.267.527.838.07
120°3.655.046.026.586.957.297.648.158.43
135°3.184.495.536.316.747.107.488.198.84
150°2.603.824.855.756.406.787.117.838.50
Run VMG2.253.304.204.995.716.236.617.247.89
Gybe Angles135.2°147.1°151.6°153.0°161.5°169.0°177.2°177.5°177.5°
APH ToD:616.1CDL: 7.320APH ToT: 0.9739CertNo:
BOAT
ClassFINNFLYER 31DesignerEIVIND STILLBuilderPOLAR YACHTAge date01/1990Series date05/1988Offset fileL3133.BOFData fileFIN7227
HULL
Length Overall9.380 mMaximum Beam3.240 mDraft1.813 mDisplacement3,663 kgDLR9.3289IMS DivisionCruiser/RacerDynamic Allowance0.290%Age Allowance0.650%RS Assessment-0.331%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.380m
CREW
Maximum weight470 kg(declared)Minimum weight340 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail27.5528.00Headsail Luffed22.3522.35Headsail FlyingSymmetric69.1869.18Asymmetric
STORM SAIL AREAS Maximum (m²)
Trysail8.45Storm Jib5.42Heavy Weather Jib14.62
SAIL LIMITS
Headsails5
✱ One set on the forestay
Spinnakers4
STABILITY
Righting Moment 61.3 kg·m Stability Index 105.5
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  04140004TQS Issued on 22/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
LOTUSL 7227
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 VMG1627.71153.5955.1850.5796.4772.9761.0753.7758.3
52°1039.4760.3645.0591.6566.0552.9546.4540.5538.8
60°969.4723.7620.9575.4553.0540.2532.2524.8521.3
75°926.5703.0606.5563.3541.2526.3514.9499.9492.0
90°954.3697.4593.1551.5532.2521.9507.0482.4466.7
110°950.4689.5583.6541.2516.5495.9478.6459.5446.2
120°987.5714.8597.8546.7518.2493.9471.5441.9427.3
135°1130.4802.3651.1570.3534.0507.1481.5439.6407.1
150°1383.2943.4742.7626.5562.7531.1506.1460.0423.5
Run VMG1597.21089.3856.5721.2630.3578.2544.3496.9456.0
Selected Courses
Windward / Leeward1612.51121.4905.8785.9713.3675.6652.7625.3607.1
All purpose1216.1865.0713.8636.5594.0570.5553.4530.5515.9
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward749.50.8006
All purpose616.10.9739
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low789.40.7601
Triple Number Coastal/Long Distance Medium612.20.9800
Triple Number Coastal/Long Distance High549.11.0927
Triple Number Windward/Leeward Low1013.70.5919
Triple Number Windward/Leeward Medium744.10.8063
Triple Number Windward/Leeward High648.20.9257
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance668.80.8971
Triple Number Coastal/Long Distance Low789.40.7601
Triple Number Coastal/Long Distance Medium612.20.9800
Triple Number Coastal/Long Distance High549.11.0927
Triple Number Windward/Leeward Low1013.70.5919
Triple Number Windward/Leeward Medium744.10.8063
Triple Number Windward/Leeward High648.20.9257
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1611.01118.2852.4712.2631.8591.4559.3509.2494.3
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6950
Downwind "popa"0.8542
70% up, 30% down "Ilhabela"0.7362
30% up, 70% down "Ilhabela-inverso"0.7993
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low789.40.7601
Triple Number Coastal/Long Distance Medium612.20.9800
Triple Number Coastal/Long Distance High549.11.0927
Triple Number Windward/Leeward Low1013.70.5919
Triple Number Windward/Leeward Medium744.10.8063
Triple Number Windward/Leeward High648.20.9257
Predominantly Upwind667.70.8987
Predominantly Downwind622.10.9645
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP640.80.9364 Predom. Rc High505.21.1877 5B SF Bay L/M827.80.7248 TriNum AP Low789.40.7601 Predom. Dn Low954.70.6285 5B SF Bay Med708.30.8471 TriNum AP Med612.30.9799 Predom. Dn L/M703.60.8528 5B SF Bay M/H643.90.9318 TriNum AP High549.11.0927 Predom. Dn Med599.91.0002 5B SF Bay High616.40.9734 TriNum W/L Low1061.50.5652 Predom. Dn M/H537.71.1159 5B AP Low874.30.6863 TriNum W/L Med744.10.8063 Predom. Dn High502.01.1953 5B AP L/M691.10.8682 TriNum W/L Hig648.20.9257 ChiMac Up Low842.60.7120 5B AP Med603.70.9938 Predom. Upwind695.50.8627 ChiMac Up Med760.00.7894 5B AP M/H555.91.0794 Predom. Reaching615.70.9744 ChiMac Up High664.90.9023 5B AP High531.91.1279 Predom. Downwind650.70.9221 ChiMac Off Low819.70.7320 5B W/L Low1190.30.5041 Predom. Up Low959.70.6252 ChiMac Off Med723.40.8295 5B W/L L/M866.90.6921 Predom. Up L/M731.90.8198 ChiMac Off High610.50.9828 5B W/L Med730.20.8217 Predom. Up Med646.40.9282 ChiMac AP Low827.30.7253 5B W/L M/H657.00.9132 Predom. Up M/H604.30.9929 ChiMac AP Med739.00.8119 5B W/L High626.90.9571 Predom. Up High586.81.0224 ChiMac AP High636.10.9433 W/L 60-40 Low1196.70.5014 Predom. Rc Low851.20.7049 BayMac Cove Island950.40.6313 W/L 60-40 L/M878.30.6831 Predom. Rc L/M650.30.9227 BayMac Shore942.70.6365 W/L 60-40 Med746.50.8038 Predom. Rc Med575.31.0429 Harvest Moon545.41.1002 W/L 60-40 M/H678.50.8842 Predom. Rc M/H532.01.1279 5B SF Bay Low1004.30.5974 W/L 60-40 High652.70.9193      SA/DSPL Up20.91SA/DSPL Dn40.53
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance668.80.8971
Triple Number Coastal/Long Distance Low789.40.7601
Triple Number Coastal/Long Distance Medium612.20.9800
Triple Number Coastal/Long Distance High549.11.0927
Triple Number Windward/Leeward Low1013.70.5919
Triple Number Windward/Leeward Medium744.10.8063
Triple Number Windward/Leeward High648.20.9257
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1611.01118.2852.4712.2631.8591.4559.3509.2494.3
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance668.80.8971
Triple Number Coastal/Long Distance Low789.40.7601
Triple Number Coastal/Long Distance Medium612.20.9800
Triple Number Coastal/Long Distance High549.11.0927
Triple Number Windward/Leeward Low1013.70.5919
Triple Number Windward/Leeward Medium744.10.8063
Triple Number Windward/Leeward High648.20.9257
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1611.01118.2852.4712.2631.8591.4559.3509.2494.3
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance668.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1611.01118.2852.4712.2631.8591.4559.3509.2494.3
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low789.40.7601
Triple Number Coastal/Long Distance Medium612.20.9800
Triple Number Coastal/Long Distance High549.11.0927
Triple Number Windward/Leeward Low1013.70.5919
Triple Number Windward/Leeward Medium744.10.8063
Triple Number Windward/Leeward High648.20.9257
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating668.80.8971
FinRating, kevyt tuuli1171.50.8536
FinRating, kova tuuli535.70.9334
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low789.40.7601
Triple Number Coastal/Long Distance Medium612.20.9800
Triple Number Coastal/Long Distance High549.11.0927
Triple Number Windward/Leeward Low1013.70.5919
Triple Number Windward/Leeward Medium744.10.8063
Triple Number Windward/Leeward High648.20.9257
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8971
Triple Number Coastal/Long Distance Low0.7601
Triple Number Coastal/Long Distance Medium0.9800
Triple Number Coastal/Long Distance High1.0927
Triple Number Windward/Leeward Low0.5919
Triple Number Windward/Leeward Medium0.8063
Triple Number Windward/Leeward High0.9257
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1611.01118.2852.4712.2631.8591.4559.3509.2494.3
For information
General Purpose Handicap (GPH)690.9
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance668.80.8971
Triple Number Coastal/Long Distance Low789.40.7601
Triple Number Coastal/Long Distance Medium612.20.9800
Triple Number Coastal/Long Distance High549.11.0927
Triple Number Windward/Leeward Low1013.70.5919
Triple Number Windward/Leeward Medium744.10.8063
Triple Number Windward/Leeward High648.20.9257
Saronikos S All Purpose702.90.8536
Saronikos S Upwind793.20.7564
Saronikos S Downwind592.81.0122
Saronikos N All Purpose735.30.8160
Saronikos N Upwind826.30.7262
Saronikos N Downwind646.30.9283
Saronikos SW All Purpose710.60.8443
Saronikos SW Upwind816.10.7352
Saronikos SW Downwind603.80.9938
Saronikos NE All Purpose762.30.7871
Saronikos NE Upwind777.10.7721
Saronikos NE Downwind725.10.8275
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1611.01118.2852.4712.2631.8591.4559.3509.2494.3
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low789.40.7601
Triple Number Coastal/Long Distance Medium612.20.9800
Triple Number Coastal/Long Distance High549.11.0927
Triple Number Windward/Leeward Low1013.70.5919
Triple Number Windward/Leeward Medium744.10.8063
Triple Number Windward/Leeward High648.20.9257
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose640.80.9364
5-Band All Purpose Low952.80.6297
5-Band All Purpose L/M715.50.8386
5-Band All Purpose Med622.10.9644
5-Band All Purpose M/H570.61.0516
5-Band All Purpose High544.01.1029
Single Number Predominant Upwind666.40.9004
Single Number Predominant Reaching591.81.0138
Single Number Predominant Downwind622.80.9634
5-Band 50-50 Windward/Leeward Low1190.30.5041
5-Band 50-50 Windward/Leeward L/M866.90.6921
5-Band 50-50 Windward/Leeward Med730.20.8217
5-Band 50-50 Windward/Leeward M/H657.00.9132
5-Band 50-50 Windward/Leeward High626.90.9571
5-Band 60-40 Windward/Leeward Low1196.70.5014
5-Band 60-40 Windward/Leeward L/M878.30.6831
5-Band 60-40 Windward/Leeward Med746.50.8038
5-Band 60-40 Windward/Leeward M/H678.50.8842
5-Band 60-40 Windward/Leeward High652.70.9193
Triple Number 50-50 Windward/Leeward Low1061.50.5652
Triple Number 50-50 Windward/Leeward Med744.20.8062
Triple Number 50-50 Windward/Leeward High648.10.9257
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward765.70.7836
Triple Number 60-40 Windward/Leeward Low1069.40.5610
Triple Number 60-40 Windward/Leeward Med759.70.7897
Triple Number 60-40 Windward/Leeward High670.80.8945
Triple Number All-Purpose Low857.00.7001
Triple Number All-Purpose Med631.30.9504
Triple Number All-Purpose High563.21.0654
Triple Number Predominant Upwind Low874.50.6861
Triple Number Predominant Upwind Med657.60.9124
Triple Number Predominant Upwind High605.30.9913
Triple Number Predominant Reaching Low774.50.7747
Triple Number Predominant Reaching Med591.61.0142
Triple Number Predominant Reaching High516.21.1624
Triple Number Predominant Downwind Low853.20.7032
Triple Number Predominant Downwind Med610.30.9832
Triple Number Predominant Downwind High517.51.1594
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance668.80.8971
Triple Number Coastal/Long Distance Low789.40.7601
Triple Number Coastal/Long Distance Medium612.20.9800
Triple Number Coastal/Long Distance High549.11.0927
Triple Number Windward/Leeward Low1013.70.5919
Triple Number Windward/Leeward Medium744.10.8063
Triple Number Windward/Leeward High648.20.9257
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1611.01118.2852.4712.2631.8591.4559.3509.2494.3
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance668.80.8971
Triple Number Coastal/Long Distance Low789.40.7601
Triple Number Coastal/Long Distance Medium612.20.9800
Triple Number Coastal/Long Distance High549.11.0927
Triple Number Windward/Leeward Low1013.70.5919
Triple Number Windward/Leeward Medium744.10.8063
Triple Number Windward/Leeward High648.20.9257
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1611.01118.2852.4712.2631.8591.4559.3509.2494.3
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low789.4
Triple Number Coastal/Long Distance Medium612.2
Triple Number Coastal/Long Distance High549.1
Triple Number Windward/Leeward Low1013.7
Triple Number Windward/Leeward Medium744.1
Triple Number Windward/Leeward High648.2
Predominantly Upwind667.7
Predominantly Downwind622.1
Predominantly Reaching600.1
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance668.80.8971
Triple Number Coastal/Long Distance Low789.40.7601
Triple Number Coastal/Long Distance Medium612.20.9800
Triple Number Coastal/Long Distance High549.11.0927
Triple Number Windward/Leeward Low1013.70.5919
Triple Number Windward/Leeward Medium744.10.8063
Triple Number Windward/Leeward High648.20.9257
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1611.01118.2852.4712.2631.8591.4559.3509.2494.3
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7601
Triple Number Coastal/Long Distance Medium0.9800
Triple Number Coastal/Long Distance High1.0927
Triple Number Windward/Leeward Low0.5919
Triple Number Windward/Leeward Medium0.8063
Triple Number Windward/Leeward High0.9257
Coastal/Long Distance0.8971
Predominantly Upwind0.8987
Predominantly Downwind0.9645
For information
General Purpose Handicap (GPH)690.9
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9739
Distanseseilas Trippeltall svak vind0.7601
Distanseseilas Trippeltall mellomvind0.9800
Distanseseilas Trippeltall sterk vind1.0927
Pølsebane Trippeltall svak vind0.5919
Pølsebane Trippeltall mellomvind0.8063
Pølsebane Trippeltall sterk vind0.9257
Motvind Singeltall0.8987
Medvind Singeltall0.9645
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low789.40.7601
Triple Number Coastal/Long Distance Medium612.20.9800
Triple Number Coastal/Long Distance High549.11.0927
Triple Number Windward/Leeward Low1013.70.5919
Triple Number Windward/Leeward Medium744.10.8063
Triple Number Windward/Leeward High648.20.9257
Coastal/Long Distance668.80.8971
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind667.70.8987
Predominantly Downwind622.10.9645
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore612.60.9794
Cape Doctor Coastal520.31.1532
Triple Number Coastal/Long Distance Low789.40.7601
Triple Number Coastal/Long Distance Medium612.20.9800
Triple Number Coastal/Long Distance High549.11.0927
Triple Number Windward/Leeward Low1013.70.5919
Triple Number Windward/Leeward Medium744.10.8063
Triple Number Windward/Leeward High648.20.9257
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7601
Triple Number Coastal/Long Distance Medium0.9800
Triple Number Coastal/Long Distance High1.0927
Triple Number Windward/Leeward Low0.5919
Triple Number Windward/Leeward Medium0.8063
Triple Number Windward/Leeward High0.9257
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7601
Triple Number Coastal/Long Distance Medium0.9800
Triple Number Coastal/Long Distance High1.0927
Triple Number Windward/Leeward Low0.5919
Triple Number Windward/Leeward Medium0.8063
Triple Number Windward/Leeward High0.9257
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance668.80.8971
Triple Number Coastal/Long Distance Low789.40.7601
Triple Number Coastal/Long Distance Medium612.20.9800
Triple Number Coastal/Long Distance High549.11.0927
Triple Number Windward/Leeward Low1013.70.5919
Triple Number Windward/Leeward Medium744.10.8063
Triple Number Windward/Leeward High648.20.9257
Predominantly Upwind667.70.8987
Predominantly Downwind622.10.9645
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1611.01118.2852.4712.2631.8591.4559.3509.2494.3
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance668.80.8971
Triple Number Coastal/Long Distance Low789.40.7601
Triple Number Coastal/Long Distance Medium612.20.9800
Triple Number Coastal/Long Distance High549.11.0927
Triple Number Windward/Leeward Low1013.70.5919
Triple Number Windward/Leeward Medium744.10.8063
Triple Number Windward/Leeward High648.20.9257
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1611.01118.2852.4712.2631.8591.4559.3509.2494.3
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP640.80.9364 Predom. Dn High502.01.1953 5B AP M/H555.91.0794 TriNum AP Low789.40.7601 Predom. Rc Low851.20.7049 5B AP High531.91.1279 TriNum AP Med612.30.9799 Predom. Rc L/M650.30.9227 5B SF Bay Low1004.30.5974 TriNum AP High549.11.0927 Predom. Rc Med575.31.0429 5B SF Bay L/M827.80.7248 TriNum W/L Low1061.50.5652 Predom. Rc M/H532.01.1279 5B SF Bay Med708.30.8471 TriNum W/L Med744.10.8063 Predom. Rc High505.21.1877 5B SF Bay M/H643.90.9318 TriNum W/L Hig648.20.9257 5B W/L Low1190.30.5041 5B SF Bay High616.40.9734 Predom. Upwind695.50.8627 5B W/L L/M866.90.6921 ChiMac Up Low842.60.7120 Predom. Reaching615.70.9744 5B W/L Med730.20.8217 ChiMac Up Med760.00.7894 Predom. Downwind650.70.9221 5B W/L M/H657.00.9132 ChiMac Up High664.90.9023 Predom. Up Low959.70.6252 5B W/L High626.90.9571 ChiMac Off Low819.70.7320 Predom. Up L/M731.90.8198 W/L 60-40 Low1196.70.5014 ChiMac Off Med723.40.8295 Predom. Up Med646.40.9282 W/L 60-40 L/M878.30.6831 ChiMac Off High610.50.9828 Predom. Up M/H604.30.9929 W/L 60-40 Med746.50.8038 ChiMac AP Low827.30.7253 Predom. Up High586.81.0224 W/L 60-40 M/H678.50.8842 ChiMac AP Med739.00.8119 Predom. Dn Low954.70.6285 W/L 60-40 High652.70.9193 ChiMac AP High636.10.9433 Predom. Dn L/M703.60.8528 5B AP Low874.30.6863 BayMac Cove Island950.40.6313 Predom. Dn Med599.91.0002 5B AP L/M691.10.8682 BayMac Shore942.70.6365 Predom. Dn M/H537.71.1159 5B AP Med603.70.9938 Harvest Moon545.41.1002      SA/DSPL Up20.91SA/DSPL Dn40.53
ORC Ref  04140004TQS Issued on 22/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
LOTUSL 7227
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassFINNFLYER 31MeasurementHINPlan reviewHull constructionLightCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.380Maximum beam3.240Draft1.813Displacement3,663Wetted area17.79IMS L7.608LSM07.322Accomod. length9.345Sink (kg/mm) 12.83
VCGD0.130VCGM0.057 RM Rated (kg·m) 61.3Limit of positive stability(°) 108.2 Stability Index 105.5 BLR index 0.0000Default crew weight441 Declared crew weight 470
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.380PBW0.130PIPA0.0047
PSD0.030PHD0.068PHL0.150
PSA20.0°ESL0.820
ST10.024ST20.077ST30.077
ST40.048ST5
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysYesCheckstaysYesSpreaders2Rotating mastNo
P11.485IG10.338ISP10.958MDT10.085MDL10.120MDT20.080MDL20.070TL2.500MW0.120GO0.140
E4.203J3.125BAS1.373FSD0.025SFJ0.000SPL3.500WPLTPS0.000BD0.110MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date15/08/1990
SFFP0.616FFM0.950FF0.966LCFcl4.959SG1.0050
SAFP8.279FAM0.808FA0.818LCFsh5.210HBI0.869
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04140004TQS Issued on 22/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
LOTUSL 7227
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment20.150.771.442.563.4327.5517/09/2020
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment24.569.63NoNo 22.3517/09/2020
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment211.0411.0411.047.856.2069.1817/09/2020
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length9.3 mTable area0.44 m²Headroom1.65 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity66 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity36 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04140004TQS Issued on 22/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org