Club Certificate2025
TrialFIN-4
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 Angles41.9°41.9°39.9°39.1°38.8°38.7°38.6°39.2°41.5°
Beat VMG2.243.093.734.074.224.304.374.404.24
52°3.444.625.435.876.046.146.216.286.24
60°3.644.835.626.066.246.356.426.506.51
75°3.764.965.746.216.456.606.716.856.90
90°3.935.185.936.206.536.766.947.247.41
110°3.965.286.146.546.766.967.147.497.99
120°3.745.086.046.576.927.227.488.018.57
135°3.264.545.576.316.787.237.709.1810.34
150°2.723.894.915.756.396.827.258.4011.22
Run VMG2.363.374.265.015.706.216.627.419.72
Gybe Angles146.5°146.5°151.4°156.1°161.8°168.5°172.1°168.5°148.5°
APH ToD:633.3CDL: 6.435APH ToT: 0.9474CertNo:
BOAT
Classint.5.5mDesignerC-O GranfeltBuilderWileniusAge date01/1951Series date01/1950Offset fileint 5.5 from draakims.offData fileFIN4
HULL
Length Overall9.810 mMaximum Beam1.930 mDraft1.331 mDisplacement1,856 kgDLR8.2976IMS DivisionPerformanceDynamic Allowance0.180%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight230 kg(declared)Minimum weight130 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail21.6022.06Headsail Luffed10.2210.22Headsail FlyingSymmetric54.3854.38Asymmetric
STORM SAIL AREAS (m²)
Trysail6.16Storm Jib3.95Heavy Weather Jib10.65
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
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  04140003RLSIssued on 17/05/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
TrialFIN-4
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 VMG1609.11166.5965.7883.6853.7836.3824.6817.7849.6
52°1046.6779.2662.6613.3596.1586.3579.5573.0577.1
60°989.9745.3640.7594.3577.0567.1560.6553.6553.2
75°957.0725.3627.0579.4557.9545.3536.2525.4521.6
90°916.5695.0607.6580.9551.3532.6519.0497.4486.1
110°909.6682.1586.2550.1532.4517.5504.1480.6450.4
120°963.0708.6596.0548.3520.0498.5481.4449.5420.0
135°1103.2793.4646.7570.5530.9498.2467.4392.0348.2
150°1321.8926.2733.6626.4563.3527.6496.4428.6320.9
Run VMG1528.01069.4846.1718.4632.0579.3543.7485.9370.5
Selected Courses
Windward / Leeward1567.91117.9905.9801.0742.8707.8684.1651.8610.0
All purpose1188.7866.4719.4651.2615.1592.4575.0546.1520.7
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward772.10.7771
All purpose633.30.9474
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low792.90.7567
Triple Number Coastal/Long Distance Medium630.10.9522
Triple Number Coastal/Long Distance High568.51.0554
Triple Number Windward/Leeward Low1012.00.5929
Triple Number Windward/Leeward Medium767.10.7822
Triple Number Windward/Leeward High678.00.8850
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance685.90.8747
Triple Number Coastal/Long Distance Low792.90.7567
Triple Number Coastal/Long Distance Medium630.10.9522
Triple Number Coastal/Long Distance High568.51.0554
Triple Number Windward/Leeward Low1012.00.5929
Triple Number Windward/Leeward Medium767.10.7822
Triple Number Windward/Leeward High678.00.8850
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1653.41113.1853.6727.3655.1613.7580.0523.5494.6
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6616
Downwind "popa"0.8616
70% up, 30% down "Ilhabela"0.7111
30% up, 70% down "Ilhabela-inverso"0.7899
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low792.90.7567
Triple Number Coastal/Long Distance Medium630.10.9522
Triple Number Coastal/Long Distance High568.51.0554
Triple Number Windward/Leeward Low1012.00.5929
Triple Number Windward/Leeward Medium767.10.7822
Triple Number Windward/Leeward High678.00.8850
Predominantly Upwind692.60.8664
Predominantly Downwind627.60.9560
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low792.90.7567
Triple Number AP Medium630.20.9521
Triple Number AP High568.51.0554
Triple Number Windward/Leeward Low1057.10.5676
Triple Number Windward/Leeward Medium767.10.7822
Triple Number Windward/Leeward High678.00.8850
Single Number Predominant Upwind718.70.8348
Single Number Predominant Reaching625.20.9598
Single Number Predominant Downwind652.10.9200
Predominant Upwind - Low961.70.6239
Predominant Upwind - Low/Med749.10.8010
Predominant Upwind - Medium674.60.8895
Predominant Upwind - Med/High635.50.9442
Predominant Upwind - High615.90.9742
Predominant Downwind Low941.90.6370
Predominant Downwind Low/Med707.20.8484
Predominant Downwind Medium608.20.9866
Predominant Downwind Med/High541.51.1080
Predominant Downwind High491.51.2208
Predominant Reaching Low845.90.7093
Predominant Reaching Low/Med661.50.9070
Predominant Reaching Medium590.21.0166
Predominant Reaching Med/High542.61.1058
Predominant Reaching High508.51.1800
SA/DSPL Upwind21.03SA/DSPL Downwind50.20
Scoring OptionTODTOT
5-Band Windward/Leeward Low1177.60.5095
5-Band Windward/Leeward Low/Med876.10.6849
5-Band Windward/Leeward Medium755.30.7944
5-Band Windward/Leeward Med/High687.60.8726
5-Band Windward/Leeward High650.20.9228
Windward/Leeward 60-40 Low1187.40.5053
Windward/Leeward 60-40 Low/Med890.80.6735
Windward/Leeward 60-40 Medium776.80.7724
Windward/Leeward 60-40 Med/High715.70.8384
Windward/Leeward 60-40 High685.00.8759
5-Band AP Low871.00.6889
5-Band AP Low/Med701.60.8552
5-Band AP Medium622.60.9637
5-Band AP Med/High576.41.0409
5-Band AP High546.71.0975
5-Band SF Bay Tour - Low1019.10.5887
5-Band SF Bay Tour - Low/Med841.00.7134
5-Band SF Bay Tour - Medium733.40.8181
5-Band SF Bay Tour - Med/High673.10.8914
5-Band SF Bay Tour - High637.90.9406
Chicago-Mac Upwind0.8121
Chicago-Mac All Purpose0.8504
Chicago-Mac Downwind0.8866
Bayview-Mac Cove Island0.6322
Bayview-Mac Shore0.6364
Harvest Moon Regatta547.81.0953
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance685.90.8747
Triple Number Coastal/Long Distance Low792.90.7567
Triple Number Coastal/Long Distance Medium630.10.9522
Triple Number Coastal/Long Distance High568.51.0554
Triple Number Windward/Leeward Low1012.00.5929
Triple Number Windward/Leeward Medium767.10.7822
Triple Number Windward/Leeward High678.00.8850
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1653.41113.1853.6727.3655.1613.7580.0523.5494.6
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance685.90.8747
Triple Number Coastal/Long Distance Low792.90.7567
Triple Number Coastal/Long Distance Medium630.10.9522
Triple Number Coastal/Long Distance High568.51.0554
Triple Number Windward/Leeward Low1012.00.5929
Triple Number Windward/Leeward Medium767.10.7822
Triple Number Windward/Leeward High678.00.8850
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1653.41113.1853.6727.3655.1613.7580.0523.5494.6
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance685.9
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1653.41113.1853.6727.3655.1613.7580.0523.5494.6
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low792.90.7567
Triple Number Coastal/Long Distance Medium630.10.9522
Triple Number Coastal/Long Distance High568.51.0554
Triple Number Windward/Leeward Low1012.00.5929
Triple Number Windward/Leeward Medium767.10.7822
Triple Number Windward/Leeward High678.00.8850
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating685.90.8747
FinRating, kevyt tuuli1155.60.8653
FinRating, kova tuuli547.90.9127
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low792.90.7567
Triple Number Coastal/Long Distance Medium630.10.9522
Triple Number Coastal/Long Distance High568.51.0554
Triple Number Windward/Leeward Low1012.00.5929
Triple Number Windward/Leeward Medium767.10.7822
Triple Number Windward/Leeward High678.00.8850
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8747
Triple Number Coastal/Long Distance Low0.7567
Triple Number Coastal/Long Distance Medium0.9522
Triple Number Coastal/Long Distance High1.0554
Triple Number Windward/Leeward Low0.5929
Triple Number Windward/Leeward Medium0.7822
Triple Number Windward/Leeward High0.8850
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1653.41113.1853.6727.3655.1613.7580.0523.5494.6
For information
General Purpose Handicap (GPH)706.3
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance685.90.8747
Triple Number Coastal/Long Distance Low792.90.7567
Triple Number Coastal/Long Distance Medium630.10.9522
Triple Number Coastal/Long Distance High568.51.0554
Triple Number Windward/Leeward Low1012.00.5929
Triple Number Windward/Leeward Medium767.10.7822
Triple Number Windward/Leeward High678.00.8850
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1653.41113.1853.6727.3655.1613.7580.0523.5494.6
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low792.90.7567
Triple Number Coastal/Long Distance Medium630.10.9522
Triple Number Coastal/Long Distance High568.51.0554
Triple Number Windward/Leeward Low1012.00.5929
Triple Number Windward/Leeward Medium767.10.7822
Triple Number Windward/Leeward High678.00.8850
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance685.90.8747
Triple Number Coastal/Long Distance Low792.90.7567
Triple Number Coastal/Long Distance Medium630.10.9522
Triple Number Coastal/Long Distance High568.51.0554
Triple Number Windward/Leeward Low1012.00.5929
Triple Number Windward/Leeward Medium767.10.7822
Triple Number Windward/Leeward High678.00.8850
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1653.41113.1853.6727.3655.1613.7580.0523.5494.6
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance685.90.8747
Triple Number Coastal/Long Distance Low792.90.7567
Triple Number Coastal/Long Distance Medium630.10.9522
Triple Number Coastal/Long Distance High568.51.0554
Triple Number Windward/Leeward Low1012.00.5929
Triple Number Windward/Leeward Medium767.10.7822
Triple Number Windward/Leeward High678.00.8850
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1653.41113.1853.6727.3655.1613.7580.0523.5494.6
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low792.9
Triple Number Coastal/Long Distance Medium630.1
Triple Number Coastal/Long Distance High568.5
Triple Number Windward/Leeward Low1012.0
Triple Number Windward/Leeward Medium767.1
Triple Number Windward/Leeward High678.0
Predominantly Upwind692.6
Predominantly Downwind627.6
Predominantly Reaching609.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance685.90.8747
Triple Number Coastal/Long Distance Low792.90.7567
Triple Number Coastal/Long Distance Medium630.10.9522
Triple Number Coastal/Long Distance High568.51.0554
Triple Number Windward/Leeward Low1012.00.5929
Triple Number Windward/Leeward Medium767.10.7822
Triple Number Windward/Leeward High678.00.8850
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1653.41113.1853.6727.3655.1613.7580.0523.5494.6
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7567
Triple Number Coastal/Long Distance Medium0.9522
Triple Number Coastal/Long Distance High1.0554
Triple Number Windward/Leeward Low0.5929
Triple Number Windward/Leeward Medium0.7822
Triple Number Windward/Leeward High0.8850
Coastal/Long Distance0.8747
Predominantly Upwind0.8664
Predominantly Downwind0.9560
For information
General Purpose Handicap (GPH)706.3
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9474
Distanseseilas Trippeltall svak vind0.7567
Distanseseilas Trippeltall mellomvind0.9522
Distanseseilas Trippeltall sterk vind1.0554
Pølsebane Trippeltall svak vind0.5929
Pølsebane Trippeltall mellomvind0.7822
Pølsebane Trippeltall sterk vind0.8850
Motvind Singeltall0.8664
Medvind Singeltall0.9560
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low792.90.7567
Triple Number Coastal/Long Distance Medium630.10.9522
Triple Number Coastal/Long Distance High568.51.0554
Triple Number Windward/Leeward Low1012.00.5929
Triple Number Windward/Leeward Medium767.10.7822
Triple Number Windward/Leeward High678.00.8850
Coastal/Long Distance685.90.8747
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind692.60.8664
Predominantly Downwind627.60.9560
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore622.60.9638
Cape Doctor Coastal528.31.1358
Triple Number Coastal/Long Distance Low792.90.7567
Triple Number Coastal/Long Distance Medium630.10.9522
Triple Number Coastal/Long Distance High568.51.0554
Triple Number Windward/Leeward Low1012.00.5929
Triple Number Windward/Leeward Medium767.10.7822
Triple Number Windward/Leeward High678.00.8850
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7567
Triple Number Coastal/Long Distance Medium0.9522
Triple Number Coastal/Long Distance High1.0554
Triple Number Windward/Leeward Low0.5929
Triple Number Windward/Leeward Medium0.7822
Triple Number Windward/Leeward High0.8850
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7567
Triple Number Coastal/Long Distance Medium0.9522
Triple Number Coastal/Long Distance High1.0554
Triple Number Windward/Leeward Low0.5929
Triple Number Windward/Leeward Medium0.7822
Triple Number Windward/Leeward High0.8850
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance685.90.8747
Triple Number Coastal/Long Distance Low792.90.7567
Triple Number Coastal/Long Distance Medium630.10.9522
Triple Number Coastal/Long Distance High568.51.0554
Triple Number Windward/Leeward Low1012.00.5929
Triple Number Windward/Leeward Medium767.10.7822
Triple Number Windward/Leeward High678.00.8850
Predominantly Upwind692.60.8664
Predominantly Downwind627.60.9560
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1653.41113.1853.6727.3655.1613.7580.0523.5494.6
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance685.90.8747
Triple Number Coastal/Long Distance Low792.90.7567
Triple Number Coastal/Long Distance Medium630.10.9522
Triple Number Coastal/Long Distance High568.51.0554
Triple Number Windward/Leeward Low1012.00.5929
Triple Number Windward/Leeward Medium767.10.7822
Triple Number Windward/Leeward High678.00.8850
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1653.41113.1853.6727.3655.1613.7580.0523.5494.6
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low792.90.7567
Triple Number AP Medium630.20.9521
Triple Number AP High568.51.0554
Triple Number Windward/Leeward Low1057.10.5676
Triple Number Windward/Leeward Medium767.10.7822
Triple Number Windward/Leeward High678.00.8850
Single Number Predominant Upwind718.70.8348
Single Number Predominant Reaching625.20.9598
Single Number Predominant Downwind652.10.9200
Predominant Upwind - Low961.70.6239
Predominant Upwind - Low/Med749.10.8010
Predominant Upwind - Medium674.60.8895
Predominant Upwind - Med/High635.50.9442
Predominant Upwind - High615.90.9742
Predominant Downwind Low941.90.6370
Predominant Downwind Low/Med707.20.8484
Predominant Downwind Medium608.20.9866
Predominant Downwind Med/High541.51.1080
Predominant Downwind High491.51.2208
Predominant Reaching Low845.90.7093
Predominant Reaching Low/Med661.50.9070
Predominant Reaching Medium590.21.0166
Predominant Reaching Med/High542.61.1058
Predominant Reaching High508.51.1800
SA/DSPL Upwind21.03SA/DSPL Downwind50.20
Scoring OptionTODTOT
5-Band Windward/Leeward Low1177.60.5095
5-Band Windward/Leeward Low/Med876.10.6849
5-Band Windward/Leeward Medium755.30.7944
5-Band Windward/Leeward Med/High687.60.8726
5-Band Windward/Leeward High650.20.9228
Windward/Leeward 60-40 Low1187.40.5053
Windward/Leeward 60-40 Low/Med890.80.6735
Windward/Leeward 60-40 Medium776.80.7724
Windward/Leeward 60-40 Med/High715.70.8384
Windward/Leeward 60-40 High685.00.8759
5-Band AP Low871.00.6889
5-Band AP Low/Med701.60.8552
5-Band AP Medium622.60.9637
5-Band AP Med/High576.41.0409
5-Band AP High546.71.0975
5-Band SF Bay Tour - Low1019.10.5887
5-Band SF Bay Tour - Low/Med841.00.7134
5-Band SF Bay Tour - Medium733.40.8181
5-Band SF Bay Tour - Med/High673.10.8914
5-Band SF Bay Tour - High637.90.9406
Chicago-Mac Upwind0.8121
Chicago-Mac All Purpose0.8504
Chicago-Mac Downwind0.8866
Bayview-Mac Cove Island0.6322
Bayview-Mac Shore0.6364
Harvest Moon Regatta547.81.0953
ORC Ref  04140003RLSIssued on 17/05/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
TrialFIN-4
Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
Classint.5.5mMeasurement01/06/2020HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA9.810Max. Beam1.930Draft1.331Displacement1,856Wetted area13.83IMS L6.750LSM06.070Acc. length6.272Sink (kg/mm) 8.50
VCGD-0.222VCGM-0.204RM Rated (kg·m) 23.6Limit of positive stability(°) N/AStability IndexN/ADefault crew weight338Declared crew weight230
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAft & ForwardInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays1CheckstaysSpreaders1Rotating mastNo
P10.350IG8.880ISP8.980MDT10.109MDL10.128MDT2MDL2TLTaperMWGO
E3.400J2.628BAS0.750FSDSFJ0.700SPL2.628WPLTPSBDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date01/06/2020
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04140003RLSIssued on 17/05/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
TrialFIN-4
Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment121.60
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment12.398.40NoNo 10.22
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment18.888.888.887.566.5054.38
ORC Ref  04140003RLSIssued on 17/05/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org