Club Certificate2025
PiikaFIN-9815
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 Angles44.0°44.0°41.6°40.3°39.4°38.9°38.7°38.9°39.8°
Beat VMG2.423.334.054.544.814.924.985.014.93
52°3.805.116.036.596.877.007.067.127.11
60°4.055.396.286.787.047.197.267.357.36
75°4.215.576.456.937.217.417.567.737.82
90°4.085.466.396.927.247.497.718.058.26
110°3.865.326.437.057.427.758.028.368.59
120°3.705.136.266.967.387.738.088.729.15
135°3.254.595.726.597.127.517.898.689.71
150°2.683.895.015.956.697.167.528.269.13
Run VMG2.323.374.345.175.906.496.957.648.32
Gybe Angles145.7°145.7°150.1°153.2°158.8°165.5°172.7°177.2°176.5°
APH ToD:581.0CDL: 8.673APH ToT: 1.0328CertNo:
BOAT
ClassEF 34DesignerSTRÅHLMANNBuilderEF MARINEAge date06/2004Series date12/2000Offset fileEF34.OFFData fileFIN9815
HULL
Length Overall10.430 mMaximum Beam3.244 mDraft1.794 mDisplacement5,100 kgDLR6.3139IMS DivisionCruiser/RacerDynamic Allowance0.320%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.410m
CREW
Maximum weight440 kg(declared)Minimum weight310 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail29.6630.06Headsail Luffed33.8133.81Headsail FlyingSymmetric71.8571.85Asymmetric
STORM SAIL AREAS (m²)
Trysail9.17Storm Jib8.76Heavy Weather Jib23.63
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.
Club Certificate2025
PiikaFIN-9815
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 VMG1489.91079.7888.7793.3749.1731.4722.5718.3729.9
52°947.8704.4596.7546.2524.1514.6509.8505.5506.3
60°889.5668.1573.2530.9511.1500.6495.6490.0489.4
75°854.8645.9558.1519.7499.3485.7476.2466.0460.4
90°882.7659.6563.0519.9497.2480.6466.7447.1436.1
110°933.2676.5560.1510.9484.9464.7448.6430.4419.2
120°974.1701.4575.3517.5488.1465.5445.7412.7393.5
135°1106.6784.6629.2546.3505.4479.2456.2414.8370.8
150°1344.8924.9718.8604.7538.3503.0478.6435.9394.4
Run VMG1552.81067.9829.9696.0610.4554.4518.0471.1432.6
Selected Courses
Windward / Leeward1519.71073.8859.3744.7679.8642.9620.3594.7581.2
All purpose1145.7825.3675.3599.8559.5536.4520.7500.0486.7
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward712.80.8417
All purpose581.01.0328
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low750.30.7997
Triple Number Coastal/Long Distance Medium576.81.0402
Triple Number Coastal/Long Distance High516.91.1608
Triple Number Windward/Leeward Low966.50.6208
Triple Number Windward/Leeward Medium707.10.8485
Triple Number Windward/Leeward High616.30.9735
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance632.10.9492
Triple Number Coastal/Long Distance Low750.30.7997
Triple Number Coastal/Long Distance Medium576.81.0402
Triple Number Coastal/Long Distance High516.91.1608
Triple Number Windward/Leeward Low966.50.6208
Triple Number Windward/Leeward Medium707.10.8485
Triple Number Windward/Leeward High616.30.9735
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1618.41073.2808.9673.4596.6556.7526.3477.6463.6
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7391
Downwind "popa"0.8846
70% up, 30% down "Ilhabela"0.7774
30% up, 70% down "Ilhabela-inverso"0.8353
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low750.30.7997
Triple Number Coastal/Long Distance Medium576.81.0402
Triple Number Coastal/Long Distance High516.91.1608
Triple Number Windward/Leeward Low966.50.6208
Triple Number Windward/Leeward Medium707.10.8485
Triple Number Windward/Leeward High616.30.9735
Predominantly Upwind627.00.9570
Predominantly Downwind591.71.0141
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low750.30.7997
Triple Number AP Medium576.91.0401
Triple Number AP High516.91.1608
Triple Number Windward/Leeward Low1010.60.5937
Triple Number Windward/Leeward Medium707.10.8485
Triple Number Windward/Leeward High616.30.9735
Single Number Predominant Upwind652.50.9195
Single Number Predominant Reaching580.01.0345
Single Number Predominant Downwind619.20.9690
Predominant Upwind - Low899.00.6674
Predominant Upwind - Low/Med686.80.8737
Predominant Upwind - Medium606.40.9894
Predominant Upwind - Med/High568.41.0556
Predominant Upwind - High553.61.0839
Predominant Downwind Low918.10.6535
Predominant Downwind Low/Med673.00.8916
Predominant Downwind Medium569.61.0533
Predominant Downwind Med/High507.61.1820
Predominant Downwind High472.81.2692
Predominant Reaching Low808.00.7425
Predominant Reaching Low/Med616.10.9738
Predominant Reaching Medium541.01.1091
Predominant Reaching Med/High497.91.2050
Predominant Reaching High473.11.2682
SA/DSPL Upwind21.31SA/DSPL Downwind34.08
Scoring OptionTODTOT
5-Band Windward/Leeward Low1132.10.5300
5-Band Windward/Leeward Low/Med824.00.7282
5-Band Windward/Leeward Medium694.40.8641
5-Band Windward/Leeward Med/High624.80.9604
5-Band Windward/Leeward High596.81.0054
Windward/Leeward 60-40 Low1132.60.5298
Windward/Leeward 60-40 Low/Med831.70.7214
Windward/Leeward 60-40 Medium708.10.8474
Windward/Leeward 60-40 Med/High644.90.9304
Windward/Leeward 60-40 High621.60.9652
5-Band AP Low832.40.7208
5-Band AP Low/Med653.70.9179
5-Band AP Medium568.71.0550
5-Band AP Med/High523.11.1469
5-Band AP High501.31.1969
5-Band SF Bay Tour - Low973.20.6165
5-Band SF Bay Tour - Low/Med788.00.7614
5-Band SF Bay Tour - Medium671.60.8934
5-Band SF Bay Tour - Med/High611.30.9816
5-Band SF Bay Tour - High585.91.0240
Chicago-Mac Upwind0.8918
Chicago-Mac All Purpose0.9155
Chicago-Mac Downwind0.9332
Bayview-Mac Cove Island0.6666
Bayview-Mac Shore0.6720
Harvest Moon Regatta505.41.1873
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance632.10.9492
Triple Number Coastal/Long Distance Low750.30.7997
Triple Number Coastal/Long Distance Medium576.81.0402
Triple Number Coastal/Long Distance High516.91.1608
Triple Number Windward/Leeward Low966.50.6208
Triple Number Windward/Leeward Medium707.10.8485
Triple Number Windward/Leeward High616.30.9735
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1618.41073.2808.9673.4596.6556.7526.3477.6463.6
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance632.10.9492
Triple Number Coastal/Long Distance Low750.30.7997
Triple Number Coastal/Long Distance Medium576.81.0402
Triple Number Coastal/Long Distance High516.91.1608
Triple Number Windward/Leeward Low966.50.6208
Triple Number Windward/Leeward Medium707.10.8485
Triple Number Windward/Leeward High616.30.9735
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1618.41073.2808.9673.4596.6556.7526.3477.6463.6
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance632.1
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1618.41073.2808.9673.4596.6556.7526.3477.6463.6
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low750.30.7997
Triple Number Coastal/Long Distance Medium576.81.0402
Triple Number Coastal/Long Distance High516.91.1608
Triple Number Windward/Leeward Low966.50.6208
Triple Number Windward/Leeward Medium707.10.8485
Triple Number Windward/Leeward High616.30.9735
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating632.10.9492
FinRating, kevyt tuuli1112.90.8986
FinRating, kova tuuli504.40.9913
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low750.30.7997
Triple Number Coastal/Long Distance Medium576.81.0402
Triple Number Coastal/Long Distance High516.91.1608
Triple Number Windward/Leeward Low966.50.6208
Triple Number Windward/Leeward Medium707.10.8485
Triple Number Windward/Leeward High616.30.9735
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9492
Triple Number Coastal/Long Distance Low0.7997
Triple Number Coastal/Long Distance Medium1.0402
Triple Number Coastal/Long Distance High1.1608
Triple Number Windward/Leeward Low0.6208
Triple Number Windward/Leeward Medium0.8485
Triple Number Windward/Leeward High0.9735
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1618.41073.2808.9673.4596.6556.7526.3477.6463.6
For information
General Purpose Handicap (GPH)652.9
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance632.10.9492
Triple Number Coastal/Long Distance Low750.30.7997
Triple Number Coastal/Long Distance Medium576.81.0402
Triple Number Coastal/Long Distance High516.91.1608
Triple Number Windward/Leeward Low966.50.6208
Triple Number Windward/Leeward Medium707.10.8485
Triple Number Windward/Leeward High616.30.9735
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1618.41073.2808.9673.4596.6556.7526.3477.6463.6
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low750.30.7997
Triple Number Coastal/Long Distance Medium576.81.0402
Triple Number Coastal/Long Distance High516.91.1608
Triple Number Windward/Leeward Low966.50.6208
Triple Number Windward/Leeward Medium707.10.8485
Triple Number Windward/Leeward High616.30.9735
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance632.10.9492
Triple Number Coastal/Long Distance Low750.30.7997
Triple Number Coastal/Long Distance Medium576.81.0402
Triple Number Coastal/Long Distance High516.91.1608
Triple Number Windward/Leeward Low966.50.6208
Triple Number Windward/Leeward Medium707.10.8485
Triple Number Windward/Leeward High616.30.9735
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1618.41073.2808.9673.4596.6556.7526.3477.6463.6
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance632.10.9492
Triple Number Coastal/Long Distance Low750.30.7997
Triple Number Coastal/Long Distance Medium576.81.0402
Triple Number Coastal/Long Distance High516.91.1608
Triple Number Windward/Leeward Low966.50.6208
Triple Number Windward/Leeward Medium707.10.8485
Triple Number Windward/Leeward High616.30.9735
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1618.41073.2808.9673.4596.6556.7526.3477.6463.6
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low750.3
Triple Number Coastal/Long Distance Medium576.8
Triple Number Coastal/Long Distance High516.9
Triple Number Windward/Leeward Low966.5
Triple Number Windward/Leeward Medium707.1
Triple Number Windward/Leeward High616.3
Predominantly Upwind627.0
Predominantly Downwind591.7
Predominantly Reaching567.4
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance632.10.9492
Triple Number Coastal/Long Distance Low750.30.7997
Triple Number Coastal/Long Distance Medium576.81.0402
Triple Number Coastal/Long Distance High516.91.1608
Triple Number Windward/Leeward Low966.50.6208
Triple Number Windward/Leeward Medium707.10.8485
Triple Number Windward/Leeward High616.30.9735
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1618.41073.2808.9673.4596.6556.7526.3477.6463.6
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7997
Triple Number Coastal/Long Distance Medium1.0402
Triple Number Coastal/Long Distance High1.1608
Triple Number Windward/Leeward Low0.6208
Triple Number Windward/Leeward Medium0.8485
Triple Number Windward/Leeward High0.9735
Coastal/Long Distance0.9492
Predominantly Upwind0.9570
Predominantly Downwind1.0141
For information
General Purpose Handicap (GPH)652.9
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0328
Distanseseilas Trippeltall svak vind0.7997
Distanseseilas Trippeltall mellomvind1.0402
Distanseseilas Trippeltall sterk vind1.1608
Pølsebane Trippeltall svak vind0.6208
Pølsebane Trippeltall mellomvind0.8485
Pølsebane Trippeltall sterk vind0.9735
Motvind Singeltall0.9570
Medvind Singeltall1.0141
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low750.30.7997
Triple Number Coastal/Long Distance Medium576.81.0402
Triple Number Coastal/Long Distance High516.91.1608
Triple Number Windward/Leeward Low966.50.6208
Triple Number Windward/Leeward Medium707.10.8485
Triple Number Windward/Leeward High616.30.9735
Coastal/Long Distance632.10.9492
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind627.00.9570
Predominantly Downwind591.71.0141
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore585.31.0252
Cape Doctor Coastal490.71.2227
Triple Number Coastal/Long Distance Low750.30.7997
Triple Number Coastal/Long Distance Medium576.81.0402
Triple Number Coastal/Long Distance High516.91.1608
Triple Number Windward/Leeward Low966.50.6208
Triple Number Windward/Leeward Medium707.10.8485
Triple Number Windward/Leeward High616.30.9735
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7997
Triple Number Coastal/Long Distance Medium1.0402
Triple Number Coastal/Long Distance High1.1608
Triple Number Windward/Leeward Low0.6208
Triple Number Windward/Leeward Medium0.8485
Triple Number Windward/Leeward High0.9735
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7997
Triple Number Coastal/Long Distance Medium1.0402
Triple Number Coastal/Long Distance High1.1608
Triple Number Windward/Leeward Low0.6208
Triple Number Windward/Leeward Medium0.8485
Triple Number Windward/Leeward High0.9735
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance632.10.9492
Triple Number Coastal/Long Distance Low750.30.7997
Triple Number Coastal/Long Distance Medium576.81.0402
Triple Number Coastal/Long Distance High516.91.1608
Triple Number Windward/Leeward Low966.50.6208
Triple Number Windward/Leeward Medium707.10.8485
Triple Number Windward/Leeward High616.30.9735
Predominantly Upwind627.00.9570
Predominantly Downwind591.71.0141
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1618.41073.2808.9673.4596.6556.7526.3477.6463.6
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance632.10.9492
Triple Number Coastal/Long Distance Low750.30.7997
Triple Number Coastal/Long Distance Medium576.81.0402
Triple Number Coastal/Long Distance High516.91.1608
Triple Number Windward/Leeward Low966.50.6208
Triple Number Windward/Leeward Medium707.10.8485
Triple Number Windward/Leeward High616.30.9735
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1618.41073.2808.9673.4596.6556.7526.3477.6463.6
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low750.30.7997
Triple Number AP Medium576.91.0401
Triple Number AP High516.91.1608
Triple Number Windward/Leeward Low1010.60.5937
Triple Number Windward/Leeward Medium707.10.8485
Triple Number Windward/Leeward High616.30.9735
Single Number Predominant Upwind652.50.9195
Single Number Predominant Reaching580.01.0345
Single Number Predominant Downwind619.20.9690
Predominant Upwind - Low899.00.6674
Predominant Upwind - Low/Med686.80.8737
Predominant Upwind - Medium606.40.9894
Predominant Upwind - Med/High568.41.0556
Predominant Upwind - High553.61.0839
Predominant Downwind Low918.10.6535
Predominant Downwind Low/Med673.00.8916
Predominant Downwind Medium569.61.0533
Predominant Downwind Med/High507.61.1820
Predominant Downwind High472.81.2692
Predominant Reaching Low808.00.7425
Predominant Reaching Low/Med616.10.9738
Predominant Reaching Medium541.01.1091
Predominant Reaching Med/High497.91.2050
Predominant Reaching High473.11.2682
SA/DSPL Upwind21.31SA/DSPL Downwind34.08
Scoring OptionTODTOT
5-Band Windward/Leeward Low1132.10.5300
5-Band Windward/Leeward Low/Med824.00.7282
5-Band Windward/Leeward Medium694.40.8641
5-Band Windward/Leeward Med/High624.80.9604
5-Band Windward/Leeward High596.81.0054
Windward/Leeward 60-40 Low1132.60.5298
Windward/Leeward 60-40 Low/Med831.70.7214
Windward/Leeward 60-40 Medium708.10.8474
Windward/Leeward 60-40 Med/High644.90.9304
Windward/Leeward 60-40 High621.60.9652
5-Band AP Low832.40.7208
5-Band AP Low/Med653.70.9179
5-Band AP Medium568.71.0550
5-Band AP Med/High523.11.1469
5-Band AP High501.31.1969
5-Band SF Bay Tour - Low973.20.6165
5-Band SF Bay Tour - Low/Med788.00.7614
5-Band SF Bay Tour - Medium671.60.8934
5-Band SF Bay Tour - Med/High611.30.9816
5-Band SF Bay Tour - High585.91.0240
Chicago-Mac Upwind0.8918
Chicago-Mac All Purpose0.9155
Chicago-Mac Downwind0.9332
Bayview-Mac Cove Island0.6666
Bayview-Mac Shore0.6720
Harvest Moon Regatta505.41.1873
Club Certificate2025
PiikaFIN-9815
Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassEF 34Measurement13/06/2021HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA10.430Max. Beam3.244Draft1.794Displacement5,100Wetted area23.11IMS L9.398LSM09.312Acc. length10.430Sink (kg/mm) 17.30
VCGD-0.091VCGM-0.044RM Rated (kg·m) 101.6Limit of positive stability(°) N/AStability IndexN/ADefault crew weight622Declared crew weight440
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.410PBW0.112PIPA0.0038
EDL1.790ST10.065ST20.180
ST30.180ST40.110ST50.335
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders2Rotating mastNo
P12.320IG13.230ISP13.230MDT10.095MDL10.175MDT20.095MDL20.150TL2.000MW0.150GO0.150
E4.250J3.810BAS1.550FSD0.034SFJ0.300SPL3.710WPLTPSBD0.143MWT142.10MCG4.300
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date01/01/2022
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
PiikaFIN-9815
Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.781.432.543.4529.66
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment15.1912.80NoNo 33.8124.1012.80NoNo 26.7107/06/2025
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment112.9312.9312.936.686.6271.85
CRUISER/RACER REQUIREMENTS*
Accommodation length10.4 mTable area0.44 m²Headroom1.73 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity88 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity58 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.