Club
Certificate
Double Handed
2022

Boat

Piika

FIN-9815

Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles43.6°41.8°41.8°41.4°41.2°41.1°41.2°
Beat VMG3.253.924.374.594.684.714.74
52°4.985.916.516.766.856.896.93
60°5.266.216.756.987.077.127.15
75°5.506.446.937.187.357.447.53
90°5.446.416.957.247.477.698.00
110°5.326.467.077.437.697.888.16
120°5.186.327.017.407.768.138.57
135°4.675.786.667.157.527.938.82
150°3.955.035.986.737.177.528.32
Run VMG3.424.365.185.916.527.007.69
Gybe Angles145.1°150.2°152.0°157.0°168.2°178.4°179.0°

APH: 589.3

CDL: 8.242

GPH: 660.9

CertNo:

BOAT
ClassEF 34DesignerSTRÅHLMANNBuilderEF MARINEAge date06/2004Series date12/2000Offset fileEF34.OFFData fileFIN9815
HULL
Length Overall10.430 mMaximum Beam3.244 mDraft1.796 mDisplacement5,100 kgDLR6.2626IMS DivisionCruiser/RacerDynamic Allowance0.205%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.410m
CREW
Maximum weight170 kgMinimum weight120 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
Headsails5  Spinnakers4
STABILITY
Righting Moment94.1 kg·mStability 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  04140002364Issued on 22/05/2022Valid until 31/12/2022
VPP ver: 2022 1.02 | © ORC | www.orc.org

Club
Certificate
Double Handed
2022

Boat

Piika

FIN-9815

Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG1107.6917.8823.7784.8769.8764.4759.0
52°723.2609.0552.9532.7525.6522.6519.5
60°684.1579.5533.5515.7508.9505.5503.8
75°655.1559.4519.9501.6490.1483.6478.2
90°662.0561.6518.4497.2481.7468.4450.0
110°676.5557.1508.9484.7468.2456.9441.0
120°695.5569.5513.9486.8463.8442.7420.1
135°771.0622.6540.6503.4478.8454.1408.0
150°910.9715.4602.5534.9502.1478.8432.6
Run VMG1051.9826.0694.8608.7552.1514.0468.3
Selected Courses
Windward / Leeward1079.7871.9759.3696.7660.9639.2613.6
All purpose830.1681.0605.8567.8546.5532.4512.4
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward728.80.8232
All purpose589.31.0182
 
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low755.60.7941
Triple Number Coastal/Long Distance Medium584.61.0264
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low975.80.6149
Triple Number Windward/Leeward Medium723.20.8296
Triple Number Windward/Leeward High635.10.9448
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance642.20.9342
Triple Number Coastal/Long Distance Low755.60.7941
Triple Number Coastal/Long Distance Medium584.61.0264
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low975.80.6149
Triple Number Windward/Leeward Medium723.20.8296
Triple Number Windward/Leeward High635.10.9448
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1077.0818.8683.2607.1567.2536.0487.0
Custom scoring options for Brazil
Single NumberTime On Time
Upwind "bolina"0.7086
Downwind "popa"0.8906
70% up, 30% down "Ilhabela"0.7549
30% up, 70% down "Ilhabela-inverso"0.8269
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low755.60.7941
Triple Number Coastal/Long Distance Medium584.61.0264
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low975.80.6149
Triple Number Windward/Leeward Medium723.20.8296
Triple Number Windward/Leeward High635.10.9448
Predominantly Upwind641.20.9357
Predominantly Downwind593.51.0110
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low755.60.7941
Triple Number All Purpose Medium584.61.0264
Triple Number All Purpose High528.41.1354
Triple Number Windward/Leeward Low975.80.6149
Triple Number Windward/Leeward Medium723.20.8296
Triple Number Windward/Leeward High635.10.9448
Predominantly Upwind641.20.9357
Predominantly Downwind593.51.0110
Predominantly Upwind Low845.10.7100
Predominantly Upwind Medium664.30.9033
Predominantly Upwind High627.40.9563
Predominantly Downwind Low823.80.7283
Predominantly Downwind Medium585.61.0246
Predominantly Downwind High488.41.2286
Chicago-Mac Upwind0.9194
Chicago-Mac All Purpose0.9534
Chicago-Mac Downwind0.9936
Bayview-Mac Cove Island0.8885
Bayview-Mac Shore0.8952
Victoria-Maui1.0667
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance642.20.9342
Triple Number Coastal/Long Distance Low755.60.7941
Triple Number Coastal/Long Distance Medium584.61.0264
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low975.80.6149
Triple Number Windward/Leeward Medium723.20.8296
Triple Number Windward/Leeward High635.10.9448
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1077.0818.8683.2607.1567.2536.0487.0
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance642.20.9342
Triple Number Coastal/Long Distance Low755.60.7941
Triple Number Coastal/Long Distance Medium584.61.0264
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low975.80.6149
Triple Number Windward/Leeward Medium723.20.8296
Triple Number Windward/Leeward High635.10.9448
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1077.0818.8683.2607.1567.2536.0487.0
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance642.2
Triple Number Coastal/Long Distance Low755.6
Triple Number Coastal/Long Distance Medium584.6
Triple Number Coastal/Long Distance High528.4
Triple Number Windward/Leeward Low975.8
Triple Number Windward/Leeward Medium723.2
Triple Number Windward/Leeward High635.1
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1077.0818.8683.2607.1567.2536.0487.0
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance642.20.9342
Triple Number Coastal/Long Distance Low755.60.7941
Triple Number Coastal/Long Distance Medium584.61.0264
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low975.80.6149
Triple Number Windward/Leeward Medium723.20.8296
Triple Number Windward/Leeward High635.10.9448
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1077.0818.8683.2607.1567.2536.0487.0
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)642.20.9342
Triple Number Coastal/Long Distance Low755.60.7941
Triple Number Coastal/Long Distance Medium584.61.0264
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low975.80.6149
Triple Number Windward/Leeward Medium723.20.8296
Triple Number Windward/Leeward High635.10.9448
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1077.0818.8683.2607.1567.2536.0487.0
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low755.60.7941
Triple Number Coastal/Long Distance Medium584.61.0264
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low975.80.6149
Triple Number Windward/Leeward Medium723.20.8296
Triple Number Windward/Leeward High635.10.9448
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7941
Triple Number Coastal/Long Distance Medium1.0264
Triple Number Coastal/Long Distance High1.1354
Triple Number Windward/Leeward Low0.6149
Triple Number Windward/Leeward Medium0.8296
Triple Number Windward/Leeward High0.9448
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1077.0818.8683.2607.1567.2536.0487.0
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance642.20.9342
Triple Number Coastal/Long Distance Low755.60.7941
Triple Number Coastal/Long Distance Medium584.61.0264
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low975.80.6149
Triple Number Windward/Leeward Medium723.20.8296
Triple Number Windward/Leeward High635.10.9448
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1077.0818.8683.2607.1567.2536.0487.0
Custom scoring options for Hungary
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low755.60.7941
Triple Number Coastal/Long Distance Medium584.61.0264
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low975.80.6149
Triple Number Windward/Leeward Medium723.20.8296
Triple Number Windward/Leeward High635.10.9448
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance642.20.9342
Triple Number Coastal/Long Distance Low755.60.7941
Triple Number Coastal/Long Distance Medium584.61.0264
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low975.80.6149
Triple Number Windward/Leeward Medium723.20.8296
Triple Number Windward/Leeward High635.10.9448
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1077.0818.8683.2607.1567.2536.0487.0
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance642.20.9342
Triple Number Coastal/Long Distance Low755.60.7941
Triple Number Coastal/Long Distance Medium584.61.0264
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low975.80.6149
Triple Number Windward/Leeward Medium723.20.8296
Triple Number Windward/Leeward High635.10.9448
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1077.0818.8683.2607.1567.2536.0487.0
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low975.80.6149
Triple Number Windward/Leeward Medium723.20.8296
Triple Number Windward/Leeward High635.10.9448
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1077.0818.8683.2607.1567.2536.0487.0
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low755.6
Triple Number Coastal/Long Distance Medium584.6
Triple Number Coastal/Long Distance High528.4
Triple Number Windward/Leeward Low975.8
Triple Number Windward/Leeward Medium723.2
Triple Number Windward/Leeward High635.1
Predominantly Upwind641.2
Predominantly Downwind593.5
Predominantly Reaching569.8
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Coastal/Long Distance642.20.9342
Triple Number Coastal/Long Distance Low755.60.7941
Triple Number Coastal/Long Distance Medium584.61.0264
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low975.80.6149
Triple Number Windward/Leeward Medium723.20.8296
Triple Number Windward/Leeward High635.10.9448
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1077.0818.8683.2607.1567.2536.0487.0
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7941
Triple Number Coastal/Long Distance Medium1.0264
Triple Number Coastal/Long Distance High1.1354
Triple Number Windward/Leeward Low0.6149
Triple Number Windward/Leeward Medium0.8296
Triple Number Windward/Leeward High0.9448
Coastal/Long Distance0.9342
Predominantly Upwind0.9357
Predominantly Downwind1.0110
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)0.9342
Tretall Distanseseilas Lite vind0.7941
Tretall Distanseseilas Mellomvind1.0264
Tretall Distanseseilas Mye vind1.1354
Tretall Pølsebane Lite vind0.6149
Tretall Pølsebane Mellomvind0.8296
Tretall Pølsebane Mye vind0.9448
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas1077.0818.8683.2607.1567.2536.0487.0
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low755.60.7941
Triple Number Coastal/Long Distance Medium584.61.0264
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low975.80.6149
Triple Number Windward/Leeward Medium723.20.8296
Triple Number Windward/Leeward High635.10.9448
Coastal/Long Distance642.20.9342
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind641.20.9357
Predominantly Downwind593.51.0110
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore621.30.9657
Cape Doctor Coastal518.41.1574
Triple Number Coastal/Long Distance Low755.60.7941
Triple Number Coastal/Long Distance Medium584.61.0264
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low975.80.6149
Triple Number Windward/Leeward Medium723.20.8296
Triple Number Windward/Leeward High635.10.9448
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7941
Triple Number Coastal/Long Distance Medium1.0264
Triple Number Coastal/Long Distance High1.1354
Triple Number Windward/Leeward Low0.6149
Triple Number Windward/Leeward Medium0.8296
Triple Number Windward/Leeward High0.9448
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7941
Triple Number Coastal/Long Distance Medium1.0264
Triple Number Coastal/Long Distance High1.1354
Triple Number Windward/Leeward Low0.6149
Triple Number Windward/Leeward Medium0.8296
Triple Number Windward/Leeward High0.9448
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance642.20.9342
Triple Number Coastal/Long Distance Low755.60.7941
Triple Number Coastal/Long Distance Medium584.61.0264
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low975.80.6149
Triple Number Windward/Leeward Medium723.20.8296
Triple Number Windward/Leeward High635.10.9448
Predominantly Upwind641.20.9357
Predominantly Downwind593.51.0110
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1077.0818.8683.2607.1567.2536.0487.0
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance642.20.9342
Triple Number Coastal/Long Distance Low755.60.7941
Triple Number Coastal/Long Distance Medium584.61.0264
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low975.80.6149
Triple Number Windward/Leeward Medium723.20.8296
Triple Number Windward/Leeward High635.10.9448
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1077.0818.8683.2607.1567.2536.0487.0
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low755.60.7941
Triple Number All Purpose Medium584.61.0264
Triple Number All Purpose High528.41.1354
Triple Number Windward/Leeward Low975.80.6149
Triple Number Windward/Leeward Medium723.20.8296
Triple Number Windward/Leeward High635.10.9448
Predominantly Upwind641.20.9357
Predominantly Downwind593.51.0110
Predominantly Upwind Low845.10.7100
Predominantly Upwind Medium664.30.9033
Predominantly Upwind High627.40.9563
Predominantly Downwind Low823.80.7283
Predominantly Downwind Medium585.61.0246
Predominantly Downwind High488.41.2286
Chicago-Mac Upwind0.9194
Chicago-Mac All Purpose0.9534
Chicago-Mac Downwind0.9936
Bayview-Mac Cove Island0.8885
Bayview-Mac Shore0.8952
Harvest Moon Regatta516.71.1612
Victoria-Maui1.0667
5-Band
Windward/Leeward		Time On DistanceTime On Time
5-Band Low1063.70.5641
5-Band Low / Medium892.70.6721
5-Band Medium710.90.8440
5-Band Medium / High643.40.9326
5-Band High618.10.9708
ORC Ref  04140002364Issued on 22/05/2022Valid until 31/12/2022
VPP ver: 2022 1.02 | © ORC | www.orc.org

Club
Certificate
Double Handed
2022

Boat

Piika

FIN-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 constructionCoredAramid Hull CoreNoCarbon RudderNoLight stanchionsNoTrim tabNo
LOA10.430Max. Beam3.244Draft1.796Displacement5,100Wetted area22.98IMS L9.243LSM09.338Acc. length10.430Sink (kg/mm) 17.02
VCGD-0.032VCGM0.014RM Measured (kg·m) 94.1RM Default (kg·m) 94.1Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.410PBW0.112PIPA0.0038
EDL1.790ST10.065ST20.180
ST30.180ST40.110ST50.335
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2
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 methodVCG estimatedFlotation Date01/01/2022MeasurerComment
SFFP0.372FFMFF1.157LCFcl5.789SG
SAFP9.540FAMFA0.982LCFsh6.007HBI1.013
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04140002364Issued on 22/05/2022Valid until 31/12/2022
VPP ver: 2022 1.02 | © ORC | www.orc.org

Club
Certificate
Double Handed
2022

Boat

Piika

FIN-9815

Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateMakerMaterialComment10.781.432.543.4529.66Unknown
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateMakerMaterialComment15.1912.80NoNo 33.81
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateMakerMaterialComment112.9312.9312.936.686.6271.85
ORC Ref  04140002364Issued on 22/05/2022Valid until 31/12/2022
VPP ver: 2022 1.02 | © ORC | www.orc.org