Club
Certificate
2024

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 24 kt
Beat Angles44.0°41.6°40.3°39.5°39.1°38.9°39.0°40.1°
Beat VMG3.344.054.534.794.904.964.984.90
52°5.116.036.586.866.987.047.107.09
60°5.396.286.787.047.187.257.337.34
75°5.576.456.927.217.417.557.717.80
90°5.466.396.927.247.497.718.048.24
110°5.326.437.067.447.768.038.368.55
120°5.156.296.987.397.758.098.719.12
135°4.625.756.607.137.517.898.669.67
150°3.894.995.936.667.147.508.229.06
Run VMG3.374.325.145.856.456.957.658.33
Gybe Angles144.4°148.9°152.0°157.2°168.7°177.2°178.6°178.3°
APH ToD:582.0CDL: 8.635APH ToT: 1.0309CertNo:
BOAT
ClassEF 34DesignerSTRÅHLMANNBuilderEF MARINEAge date06/2004Series date12/2000Offset fileEF34.OFFData fileFIN9815
HULL
Length Overall10.430 mMaximum Beam3.244 mDraft1.795 mDisplacement5,100 kgDLR6.3345IMS DivisionCruiser/RacerDynamic Allowance0.320%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.410m
CREW
Maximum weight400 kg(declared)Minimum weight270 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 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
Certificate
2024

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 24 kt
Beat VMG1078.7888.8794.9752.1734.8726.3722.5735.2
52°704.5597.0546.7525.0515.7511.1506.9508.0
60°668.4573.5531.2511.6501.5496.6491.2490.8
75°646.0558.3519.9499.5486.1476.9466.9461.5
90°659.0563.1520.0497.2480.6466.9447.7436.8
110°676.6559.7510.2483.9463.8448.2430.8421.1
120°698.7572.8515.9486.8464.5445.0413.2394.9
135°779.4626.5545.3505.1479.3456.5415.5372.1
150°926.2721.7607.4540.4504.5480.2438.0397.3
Run VMG1069.5833.4700.2615.2557.8517.9470.6431.9
Selected Courses
Windward / Leeward1074.1861.1747.5683.6646.3622.1596.5583.5
All purpose824.8675.6600.7560.9537.8522.1501.7489.0
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward715.70.8383
All purpose582.01.0309
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low750.20.7998
Triple Number Coastal/Long Distance Medium577.91.0382
Triple Number Coastal/Long Distance High518.41.1575
Triple Number Windward/Leeward Low967.60.6201
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High618.60.9700
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance633.70.9469
Triple Number Coastal/Long Distance Low750.20.7998
Triple Number Coastal/Long Distance Medium577.91.0382
Triple Number Coastal/Long Distance High518.41.1575
Triple Number Windward/Leeward Low967.60.6201
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High618.60.9700
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1073.6810.4675.2598.4558.2527.4478.7465.2
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7371
Downwind "popa"0.8815
70% up, 30% down "Ilhabela"0.7752
30% up, 70% down "Ilhabela-inverso"0.8326
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low750.20.7998
Triple Number Coastal/Long Distance Medium577.91.0382
Triple Number Coastal/Long Distance High518.41.1575
Triple Number Windward/Leeward Low967.60.6201
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High618.60.9700
Predominantly Upwind628.20.9552
Predominantly Downwind592.71.0123
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low750.20.7998
Triple Number AP Medium578.01.0381
Triple Number AP High518.31.1575
Triple Number Windward/Leeward Low967.60.6201
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High618.60.9700
Single Number Predominant Upwind626.60.9575
Single Number Predominant Reaching558.11.0750
Single Number Predominant Downwind593.61.0108
Predominant Upwind - Low821.40.7305
Predominant Upwind - Low/Med687.20.8730
Predominant Upwind - Medium607.80.9871
Predominant Upwind - Med/High570.11.0524
Predominant Upwind - High555.61.0800
Predominant Downwind Low831.50.7216
Predominant Downwind Low/Med673.50.8908
Predominant Downwind Medium571.01.0507
Predominant Downwind Med/High508.51.1800
Predominant Downwind High473.41.2673
Predominant Reaching Low737.20.8139
Predominant Reaching Low/Med615.90.9741
Predominant Reaching Medium541.61.1079
Predominant Reaching Med/High498.71.2031
Predominant Reaching High474.11.2656
SA/DSPL Upwind21.31SA/DSPL Downwind34.08
Scoring OptionTODTOT
5-Band Windward/Leeward Low1025.70.5849
5-Band Windward/Leeward Low/Med826.20.7262
5-Band Windward/Leeward Medium697.60.8600
5-Band Windward/Leeward Med/High627.00.9569
5-Band Windward/Leeward High598.71.0022
Windward/Leeward 60-40 Low1027.70.5838
Windward/Leeward 60-40 Low/Med833.70.7197
Windward/Leeward 60-40 Medium711.20.8436
Windward/Leeward 60-40 Med/High647.50.9267
Windward/Leeward 60-40 High624.00.9615
5-Band AP Low790.90.7586
5-Band AP Low/Med654.20.9172
5-Band AP Medium569.91.0528
5-Band AP Med/High524.51.1439
5-Band AP High503.01.1928
5-Band SF Bay Tour - Low973.10.6166
5-Band SF Bay Tour - Low/Med789.40.7600
5-Band SF Bay Tour - Medium674.10.8901
5-Band SF Bay Tour - Med/High613.50.9779
5-Band SF Bay Tour - High588.21.0200
Chicago-Mac Upwind0.9380
Chicago-Mac All Purpose0.9630
Chicago-Mac Downwind0.9940
Bayview-Mac Cove Island0.8962
Bayview-Mac Shore0.9057
Harvest Moon Regatta505.81.1863
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance633.70.9469
Triple Number Coastal/Long Distance Low750.20.7998
Triple Number Coastal/Long Distance Medium577.91.0382
Triple Number Coastal/Long Distance High518.41.1575
Triple Number Windward/Leeward Low967.60.6201
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High618.60.9700
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1073.6810.4675.2598.4558.2527.4478.7465.2
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance633.70.9469
Triple Number Coastal/Long Distance Low750.20.7998
Triple Number Coastal/Long Distance Medium577.91.0382
Triple Number Coastal/Long Distance High518.41.1575
Triple Number Windward/Leeward Low967.60.6201
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High618.60.9700
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1073.6810.4675.2598.4558.2527.4478.7465.2
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance633.7
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1073.6810.4675.2598.4558.2527.4478.7465.2
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low750.20.7998
Triple Number Coastal/Long Distance Medium577.91.0382
Triple Number Coastal/Long Distance High518.41.1575
Triple Number Windward/Leeward Low967.60.6201
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High618.60.9700
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)633.70.9469
Triple Number Coastal/Long Distance Low750.20.7998
Triple Number Coastal/Long Distance Medium577.91.0382
Triple Number Coastal/Long Distance High518.41.1575
Triple Number Windward/Leeward Low967.60.6201
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High618.60.9700
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1073.6810.4675.2598.4558.2527.4478.7465.2
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low750.20.7998
Triple Number Coastal/Long Distance Medium577.91.0382
Triple Number Coastal/Long Distance High518.41.1575
Triple Number Windward/Leeward Low967.60.6201
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High618.60.9700
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7998
Triple Number Coastal/Long Distance Medium1.0382
Triple Number Coastal/Long Distance High1.1575
Triple Number Windward/Leeward Low0.6201
Triple Number Windward/Leeward Medium0.8446
Triple Number Windward/Leeward High0.9700
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1073.6810.4675.2598.4558.2527.4478.7465.2
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance633.70.9469
Triple Number Coastal/Long Distance Low750.20.7998
Triple Number Coastal/Long Distance Medium577.91.0382
Triple Number Coastal/Long Distance High518.41.1575
Triple Number Windward/Leeward Low967.60.6201
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High618.60.9700
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1073.6810.4675.2598.4558.2527.4478.7465.2
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low750.20.7998
Triple Number Coastal/Long Distance Medium577.91.0382
Triple Number Coastal/Long Distance High518.41.1575
Triple Number Windward/Leeward Low967.60.6201
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High618.60.9700
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance633.70.9469
Triple Number Coastal/Long Distance Low750.20.7998
Triple Number Coastal/Long Distance Medium577.91.0382
Triple Number Coastal/Long Distance High518.41.1575
Triple Number Windward/Leeward Low967.60.6201
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High618.60.9700
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1073.6810.4675.2598.4558.2527.4478.7465.2
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance633.70.9469
Triple Number Coastal/Long Distance Low750.20.7998
Triple Number Coastal/Long Distance Medium577.91.0382
Triple Number Coastal/Long Distance High518.41.1575
Triple Number Windward/Leeward Low967.60.6201
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High618.60.9700
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1073.6810.4675.2598.4558.2527.4478.7465.2
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low750.2
Triple Number Coastal/Long Distance Medium577.9
Triple Number Coastal/Long Distance High518.4
Triple Number Windward/Leeward Low967.6
Triple Number Windward/Leeward Medium710.4
Triple Number Windward/Leeward High618.6
Predominantly Upwind628.2
Predominantly Downwind592.7
Predominantly Reaching567.9
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance633.70.9469
Triple Number Coastal/Long Distance Low750.20.7998
Triple Number Coastal/Long Distance Medium577.91.0382
Triple Number Coastal/Long Distance High518.41.1575
Triple Number Windward/Leeward Low967.60.6201
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High618.60.9700
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1073.6810.4675.2598.4558.2527.4478.7465.2
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7998
Triple Number Coastal/Long Distance Medium1.0382
Triple Number Coastal/Long Distance High1.1575
Triple Number Windward/Leeward Low0.6201
Triple Number Windward/Leeward Medium0.8446
Triple Number Windward/Leeward High0.9700
Coastal/Long Distance0.9469
Predominantly Upwind0.9552
Predominantly Downwind1.0123
For information
General Purpose Handicap (GPH)653.7
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7998
Tretall Distanseseilas Mellomvind1.0382
Tretall Distanseseilas Mye vind1.1575
Tretall Pølsebane Lite vind0.6201
Tretall Pølsebane Mellomvind0.8446
Tretall Pølsebane Mye vind0.9700
Distanseseilas ett tall1.0309
Enkeltall Motvind0.9552
Enkeltall Medvind1.0123
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low750.20.7998
Triple Number Coastal/Long Distance Medium577.91.0382
Triple Number Coastal/Long Distance High518.41.1575
Triple Number Windward/Leeward Low967.60.6201
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High618.60.9700
Coastal/Long Distance633.70.9469
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind628.20.9552
Predominantly Downwind592.71.0123
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore587.41.0214
Cape Doctor Coastal492.81.2175
Triple Number Coastal/Long Distance Low750.20.7998
Triple Number Coastal/Long Distance Medium577.91.0382
Triple Number Coastal/Long Distance High518.41.1575
Triple Number Windward/Leeward Low967.60.6201
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High618.60.9700
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7998
Triple Number Coastal/Long Distance Medium1.0382
Triple Number Coastal/Long Distance High1.1575
Triple Number Windward/Leeward Low0.6201
Triple Number Windward/Leeward Medium0.8446
Triple Number Windward/Leeward High0.9700
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7998
Triple Number Coastal/Long Distance Medium1.0382
Triple Number Coastal/Long Distance High1.1575
Triple Number Windward/Leeward Low0.6201
Triple Number Windward/Leeward Medium0.8446
Triple Number Windward/Leeward High0.9700
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance633.70.9469
Triple Number Coastal/Long Distance Low750.20.7998
Triple Number Coastal/Long Distance Medium577.91.0382
Triple Number Coastal/Long Distance High518.41.1575
Triple Number Windward/Leeward Low967.60.6201
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High618.60.9700
Predominantly Upwind628.20.9552
Predominantly Downwind592.71.0123
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1073.6810.4675.2598.4558.2527.4478.7465.2
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance633.70.9469
Triple Number Coastal/Long Distance Low750.20.7998
Triple Number Coastal/Long Distance Medium577.91.0382
Triple Number Coastal/Long Distance High518.41.1575
Triple Number Windward/Leeward Low967.60.6201
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High618.60.9700
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1073.6810.4675.2598.4558.2527.4478.7465.2
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low750.20.7998
Triple Number AP Medium578.01.0381
Triple Number AP High518.31.1575
Triple Number Windward/Leeward Low967.60.6201
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High618.60.9700
Single Number Predominant Upwind626.60.9575
Single Number Predominant Reaching558.11.0750
Single Number Predominant Downwind593.61.0108
Predominant Upwind - Low821.40.7305
Predominant Upwind - Low/Med687.20.8730
Predominant Upwind - Medium607.80.9871
Predominant Upwind - Med/High570.11.0524
Predominant Upwind - High555.61.0800
Predominant Downwind Low831.50.7216
Predominant Downwind Low/Med673.50.8908
Predominant Downwind Medium571.01.0507
Predominant Downwind Med/High508.51.1800
Predominant Downwind High473.41.2673
Predominant Reaching Low737.20.8139
Predominant Reaching Low/Med615.90.9741
Predominant Reaching Medium541.61.1079
Predominant Reaching Med/High498.71.2031
Predominant Reaching High474.11.2656
SA/DSPL Upwind21.31SA/DSPL Downwind34.08
Scoring OptionTODTOT
5-Band Windward/Leeward Low1025.70.5849
5-Band Windward/Leeward Low/Med826.20.7262
5-Band Windward/Leeward Medium697.60.8600
5-Band Windward/Leeward Med/High627.00.9569
5-Band Windward/Leeward High598.71.0022
Windward/Leeward 60-40 Low1027.70.5838
Windward/Leeward 60-40 Low/Med833.70.7197
Windward/Leeward 60-40 Medium711.20.8436
Windward/Leeward 60-40 Med/High647.50.9267
Windward/Leeward 60-40 High624.00.9615
5-Band AP Low790.90.7586
5-Band AP Low/Med654.20.9172
5-Band AP Medium569.91.0528
5-Band AP Med/High524.51.1439
5-Band AP High503.01.1928
5-Band SF Bay Tour - Low973.10.6166
5-Band SF Bay Tour - Low/Med789.40.7600
5-Band SF Bay Tour - Medium674.10.8901
5-Band SF Bay Tour - Med/High613.50.9779
5-Band SF Bay Tour - High588.21.0200
Chicago-Mac Upwind0.9380
Chicago-Mac All Purpose0.9630
Chicago-Mac Downwind0.9940
Bayview-Mac Cove Island0.8962
Bayview-Mac Shore0.9057
Harvest Moon Regatta505.81.1863

Club
Certificate
2024

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 constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA10.430Max. Beam3.244Draft1.795Displacement5,100Wetted area23.10IMS L9.386LSM09.302Acc. length10.430Sink (kg/mm) 17.28
VCGD-0.091VCGM-0.044RM Rated (kg·m) 101.4Limit of positive stability(°) N/AStability IndexN/ADefault crew weight621Declared crew weight400
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 footNoRunners/Checkstays0Spreaders2Rotating 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
Certificate
2024

Boat

Piika

FIN-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 33.81
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 l
*This list refers to the calculated requirements. See IMS Appendix 1 for the complete list of requirements.