Double HandedClub Certificate2026
IroquoisFIN12
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 Angles46.0°42.6°41.6°40.8°40.1°39.4°39.0°38.4°38.5°
Beat VMG2.793.804.404.744.955.095.175.315.36
52°4.375.766.566.957.167.297.387.527.60
60°4.706.066.837.207.407.537.627.777.86
75°4.956.287.027.417.657.817.938.128.28
90°4.866.197.017.477.767.998.188.518.80
110°4.255.876.957.547.878.078.258.639.11
120°4.085.726.857.507.928.278.548.979.28
135°3.545.076.337.217.738.138.549.3810.00
150°2.934.295.456.477.287.768.158.999.85
Run VMG2.543.724.725.616.417.027.508.269.03
Gybe Angles139.6°144.1°149.2°150.3°156.1°164.9°171.4°176.6°176.6°
APH ToD:544.5CDL: 9.277APH ToT: 1.1019CertNo:
BOAT
Class8 mRDesignerOlin StephensBuilderMinneford Yacht YaAge date01/1967Series date01/1967Offset file8M-GRE31.offData fileFIN12
HULL
Length Overall13.340 mMaximum Beam2.576 mDraft2.045 mDisplacement9,250 kgDLR10.5203IMS DivisionCruiser/RacerDynamic Allowance0.260%Age Allowance0.650%RS Assessment-0.458%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight140 kg(declared)Minimum weight120 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail57.6959.20Headsail Luffed57.3657.36Headsail FlyingSymmetric123.22123.22Asymmetric
STORM SAIL AREAS Maximum (m²)
Trysail16.87Storm Jib7.15Heavy Weather Jib19.28
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting Moment 135.7 kg·m Stability Index 187.6
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  04140004WD6 Issued on 13/08/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
IroquoisFIN12
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 VMG1291.6946.5818.9760.1727.7707.3696.2677.9671.7
52°823.2625.5548.5517.9503.0493.6488.0478.6473.8
60°765.8594.2527.0500.1486.6478.0472.6463.5458.3
75°727.6573.6512.8485.7470.7461.1454.2443.3434.9
90°741.3581.4513.6481.9463.6450.6439.9423.3409.2
110°847.1613.6518.4477.6457.6446.1436.3417.3395.3
120°881.9629.3525.6479.8454.7435.2421.6401.1387.9
135°1015.7710.2569.1499.6465.7443.1421.7383.9359.9
150°1226.8838.2661.0556.2494.7463.8441.7400.6365.5
Run VMG1416.6967.9763.3642.0561.8512.8479.8435.9398.6
Selected Courses
Windward / Leeward1354.1957.2791.1701.1644.8610.0588.0556.9535.2
All purpose1015.4736.2620.1562.0528.7508.3494.2471.5455.0
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward669.30.8965
All purpose544.51.1019
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low678.10.8848
Triple Number Coastal/Long Distance Medium542.31.1063
Triple Number Coastal/Long Distance High489.21.2265
Triple Number Windward/Leeward Low874.10.6864
Triple Number Windward/Leeward Medium667.00.8995
Triple Number Windward/Leeward High581.81.0312
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance592.81.0122
Triple Number Coastal/Long Distance Low678.10.8848
Triple Number Coastal/Long Distance Medium542.31.1063
Triple Number Coastal/Long Distance High489.21.2265
Triple Number Windward/Leeward Low874.10.6864
Triple Number Windward/Leeward Medium667.00.8995
Triple Number Windward/Leeward High581.81.0312
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1360.3958.3744.2632.3564.3526.6498.3452.2437.0
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7873
Downwind "popa"0.9625
70% up, 30% down "Ilhabela"0.8328
30% up, 70% down "Ilhabela-inverso"0.9023
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low678.10.8848
Triple Number Coastal/Long Distance Medium542.31.1063
Triple Number Coastal/Long Distance High489.21.2265
Triple Number Windward/Leeward Low874.10.6864
Triple Number Windward/Leeward Medium667.00.8995
Triple Number Windward/Leeward High581.81.0312
Predominantly Upwind590.01.0170
Predominantly Downwind547.71.0954
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP563.61.0646 Predom. Rc High444.81.3488 5B SF Bay L/M726.10.8264 TriNum AP Low678.10.8848 Predom. Dn Low827.50.7250 5B SF Bay Med634.90.9450 TriNum AP Med542.41.1062 Predom. Dn L/M617.40.9718 5B SF Bay M/H579.11.0361 TriNum AP High489.21.2265 Predom. Dn Med529.81.1326 5B SF Bay High549.41.0921 TriNum W/L Low913.10.6571 Predom. Dn M/H474.51.2644 5B AP Low746.40.8038 TriNum W/L Med667.00.8995 Predom. Dn High441.91.3578 5B AP L/M603.20.9946 TriNum W/L Hig581.81.0312 ChiMac Up Low717.00.8368 5B AP Med535.61.1203 Predom. Upwind608.60.9859 ChiMac Up Med657.60.9124 5B AP M/H495.71.2105 Predom. Reaching536.21.1190 ChiMac Up High586.81.0225 5B AP High472.61.2697 Predom. Downwind571.51.0499 ChiMac Off Low714.90.8392 5B W/L Low1014.90.5912 Predom. Up Low798.80.7511 ChiMac Off Med633.70.9468 5B W/L L/M762.20.7872 Predom. Up L/M635.40.9442 ChiMac Off High537.71.1160 5B W/L Med655.80.9149 Predom. Up Med575.41.0428 ChiMac AP Low712.00.8427 5B W/L M/H591.21.0149 Predom. Up M/H540.81.1095 ChiMac AP Med642.80.9334 5B W/L High558.51.0743 Predom. Up High521.61.1503 ChiMac AP High560.51.0704 W/L 60-40 Low1012.10.5928 Predom. Rc Low720.40.8328 BayMac Cove Island815.10.7361 W/L 60-40 L/M770.50.7787 Predom. Rc L/M565.51.0610 BayMac Shore807.20.7433 W/L 60-40 Med671.60.8934 Predom. Rc Med505.71.1865 Harvest Moon478.21.2547 W/L 60-40 M/H612.50.9796 Predom. Rc M/H468.41.2809 5B SF Bay Low857.50.6997 W/L 60-40 High582.81.0295      SA/DSPL Up25.92SA/DSPL Dn40.75
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance592.81.0122
Triple Number Coastal/Long Distance Low678.10.8848
Triple Number Coastal/Long Distance Medium542.31.1063
Triple Number Coastal/Long Distance High489.21.2265
Triple Number Windward/Leeward Low874.10.6864
Triple Number Windward/Leeward Medium667.00.8995
Triple Number Windward/Leeward High581.81.0312
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1360.3958.3744.2632.3564.3526.6498.3452.2437.0
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance592.81.0122
Triple Number Coastal/Long Distance Low678.10.8848
Triple Number Coastal/Long Distance Medium542.31.1063
Triple Number Coastal/Long Distance High489.21.2265
Triple Number Windward/Leeward Low874.10.6864
Triple Number Windward/Leeward Medium667.00.8995
Triple Number Windward/Leeward High581.81.0312
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1360.3958.3744.2632.3564.3526.6498.3452.2437.0
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance592.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1360.3958.3744.2632.3564.3526.6498.3452.2437.0
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low678.10.8848
Triple Number Coastal/Long Distance Medium542.31.1063
Triple Number Coastal/Long Distance High489.21.2265
Triple Number Windward/Leeward Low874.10.6864
Triple Number Windward/Leeward Medium667.00.8995
Triple Number Windward/Leeward High581.81.0312
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating592.81.0121
FinRating, kevyt tuuli996.81.0032
FinRating, kova tuuli475.31.0519
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low678.10.8848
Triple Number Coastal/Long Distance Medium542.31.1063
Triple Number Coastal/Long Distance High489.21.2265
Triple Number Windward/Leeward Low874.10.6864
Triple Number Windward/Leeward Medium667.00.8995
Triple Number Windward/Leeward High581.81.0312
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance1.0122
Triple Number Coastal/Long Distance Low0.8848
Triple Number Coastal/Long Distance Medium1.1063
Triple Number Coastal/Long Distance High1.2265
Triple Number Windward/Leeward Low0.6864
Triple Number Windward/Leeward Medium0.8995
Triple Number Windward/Leeward High1.0312
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1360.3958.3744.2632.3564.3526.6498.3452.2437.0
For information
General Purpose Handicap (GPH)606.3
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance592.81.0122
Triple Number Coastal/Long Distance Low678.10.8848
Triple Number Coastal/Long Distance Medium542.31.1063
Triple Number Coastal/Long Distance High489.21.2265
Triple Number Windward/Leeward Low874.10.6864
Triple Number Windward/Leeward Medium667.00.8995
Triple Number Windward/Leeward High581.81.0312
Saronikos S All Purpose612.20.9801
Saronikos S Upwind683.40.8779
Saronikos S Downwind523.91.1452
Saronikos N All Purpose638.20.9402
Saronikos N Upwind701.50.8554
Saronikos N Downwind571.71.0495
Saronikos SW All Purpose612.20.9801
Saronikos SW Upwind690.50.8689
Saronikos SW Downwind534.11.1233
Saronikos NE All Purpose659.50.9097
Saronikos NE Upwind654.60.9166
Saronikos NE Downwind643.70.9321
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1360.3958.3744.2632.3564.3526.6498.3452.2437.0
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low678.10.8848
Triple Number Coastal/Long Distance Medium542.31.1063
Triple Number Coastal/Long Distance High489.21.2265
Triple Number Windward/Leeward Low874.10.6864
Triple Number Windward/Leeward Medium667.00.8995
Triple Number Windward/Leeward High581.81.0312
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose563.61.0646
5-Band All Purpose Low808.20.7424
5-Band All Purpose L/M624.40.9610
5-Band All Purpose Med551.41.0881
5-Band All Purpose M/H506.91.1836
5-Band All Purpose High481.31.2467
Single Number Predominant Upwind588.41.0196
Single Number Predominant Reaching518.41.1573
Single Number Predominant Downwind548.71.0936
5-Band 50-50 Windward/Leeward Low1014.90.5912
5-Band 50-50 Windward/Leeward L/M762.20.7872
5-Band 50-50 Windward/Leeward Med655.80.9149
5-Band 50-50 Windward/Leeward M/H591.21.0149
5-Band 50-50 Windward/Leeward High558.51.0743
5-Band 60-40 Windward/Leeward Low1012.10.5928
5-Band 60-40 Windward/Leeward L/M770.50.7787
5-Band 60-40 Windward/Leeward Med671.60.8934
5-Band 60-40 Windward/Leeward M/H612.50.9796
5-Band 60-40 Windward/Leeward High582.81.0295
Triple Number 50-50 Windward/Leeward Low913.10.6571
Triple Number 50-50 Windward/Leeward Med667.10.8994
Triple Number 50-50 Windward/Leeward High581.81.0312
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward684.30.8768
Triple Number 60-40 Windward/Leeward Low914.10.6564
Triple Number 60-40 Windward/Leeward Med681.90.8799
Triple Number 60-40 Windward/Leeward High603.90.9935
Triple Number All-Purpose Low733.60.8179
Triple Number All-Purpose Med558.91.0736
Triple Number All-Purpose High499.81.2006
Triple Number Predominant Upwind Low738.20.8128
Triple Number Predominant Upwind Med583.71.0279
Triple Number Predominant Upwind High541.21.1085
Triple Number Predominant Reaching Low661.40.9071
Triple Number Predominant Reaching Med520.41.1529
Triple Number Predominant Reaching High453.71.3226
Triple Number Predominant Downwind Low741.60.8091
Triple Number Predominant Downwind Med538.81.1135
Triple Number Predominant Downwind High455.51.3173
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance592.81.0122
Triple Number Coastal/Long Distance Low678.10.8848
Triple Number Coastal/Long Distance Medium542.31.1063
Triple Number Coastal/Long Distance High489.21.2265
Triple Number Windward/Leeward Low874.10.6864
Triple Number Windward/Leeward Medium667.00.8995
Triple Number Windward/Leeward High581.81.0312
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1360.3958.3744.2632.3564.3526.6498.3452.2437.0
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance592.81.0122
Triple Number Coastal/Long Distance Low678.10.8848
Triple Number Coastal/Long Distance Medium542.31.1063
Triple Number Coastal/Long Distance High489.21.2265
Triple Number Windward/Leeward Low874.10.6864
Triple Number Windward/Leeward Medium667.00.8995
Triple Number Windward/Leeward High581.81.0312
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1360.3958.3744.2632.3564.3526.6498.3452.2437.0
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low678.1
Triple Number Coastal/Long Distance Medium542.3
Triple Number Coastal/Long Distance High489.2
Triple Number Windward/Leeward Low874.1
Triple Number Windward/Leeward Medium667.0
Triple Number Windward/Leeward High581.8
Predominantly Upwind590.0
Predominantly Downwind547.7
Predominantly Reaching526.2
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance592.81.0122
Triple Number Coastal/Long Distance Low678.10.8848
Triple Number Coastal/Long Distance Medium542.31.1063
Triple Number Coastal/Long Distance High489.21.2265
Triple Number Windward/Leeward Low874.10.6864
Triple Number Windward/Leeward Medium667.00.8995
Triple Number Windward/Leeward High581.81.0312
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1360.3958.3744.2632.3564.3526.6498.3452.2437.0
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8848
Triple Number Coastal/Long Distance Medium1.1063
Triple Number Coastal/Long Distance High1.2265
Triple Number Windward/Leeward Low0.6864
Triple Number Windward/Leeward Medium0.8995
Triple Number Windward/Leeward High1.0312
Coastal/Long Distance1.0122
Predominantly Upwind1.0170
Predominantly Downwind1.0954
For information
General Purpose Handicap (GPH)606.3
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.1019
Distanseseilas Trippeltall svak vind0.8848
Distanseseilas Trippeltall mellomvind1.1063
Distanseseilas Trippeltall sterk vind1.2265
Pølsebane Trippeltall svak vind0.6864
Pølsebane Trippeltall mellomvind0.8995
Pølsebane Trippeltall sterk vind1.0312
Motvind Singeltall1.0170
Medvind Singeltall1.0954
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low678.10.8848
Triple Number Coastal/Long Distance Medium542.31.1063
Triple Number Coastal/Long Distance High489.21.2265
Triple Number Windward/Leeward Low874.10.6864
Triple Number Windward/Leeward Medium667.00.8995
Triple Number Windward/Leeward High581.81.0312
Coastal/Long Distance592.81.0122
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind590.01.0170
Predominantly Downwind547.71.0954
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore541.71.1076
Cape Doctor Coastal459.91.3045
Triple Number Coastal/Long Distance Low678.10.8848
Triple Number Coastal/Long Distance Medium542.31.1063
Triple Number Coastal/Long Distance High489.21.2265
Triple Number Windward/Leeward Low874.10.6864
Triple Number Windward/Leeward Medium667.00.8995
Triple Number Windward/Leeward High581.81.0312
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8848
Triple Number Coastal/Long Distance Medium1.1063
Triple Number Coastal/Long Distance High1.2265
Triple Number Windward/Leeward Low0.6864
Triple Number Windward/Leeward Medium0.8995
Triple Number Windward/Leeward High1.0312
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8848
Triple Number Coastal/Long Distance Medium1.1063
Triple Number Coastal/Long Distance High1.2265
Triple Number Windward/Leeward Low0.6864
Triple Number Windward/Leeward Medium0.8995
Triple Number Windward/Leeward High1.0312
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance592.81.0122
Triple Number Coastal/Long Distance Low678.10.8848
Triple Number Coastal/Long Distance Medium542.31.1063
Triple Number Coastal/Long Distance High489.21.2265
Triple Number Windward/Leeward Low874.10.6864
Triple Number Windward/Leeward Medium667.00.8995
Triple Number Windward/Leeward High581.81.0312
Predominantly Upwind590.01.0170
Predominantly Downwind547.71.0954
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1360.3958.3744.2632.3564.3526.6498.3452.2437.0
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance592.81.0122
Triple Number Coastal/Long Distance Low678.10.8848
Triple Number Coastal/Long Distance Medium542.31.1063
Triple Number Coastal/Long Distance High489.21.2265
Triple Number Windward/Leeward Low874.10.6864
Triple Number Windward/Leeward Medium667.00.8995
Triple Number Windward/Leeward High581.81.0312
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1360.3958.3744.2632.3564.3526.6498.3452.2437.0
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP563.61.0646 Predom. Dn High441.91.3578 5B AP M/H495.71.2105 TriNum AP Low678.10.8848 Predom. Rc Low720.40.8328 5B AP High472.61.2697 TriNum AP Med542.41.1062 Predom. Rc L/M565.51.0610 5B SF Bay Low857.50.6997 TriNum AP High489.21.2265 Predom. Rc Med505.71.1865 5B SF Bay L/M726.10.8264 TriNum W/L Low913.10.6571 Predom. Rc M/H468.41.2809 5B SF Bay Med634.90.9450 TriNum W/L Med667.00.8995 Predom. Rc High444.81.3488 5B SF Bay M/H579.11.0361 TriNum W/L Hig581.81.0312 5B W/L Low1014.90.5912 5B SF Bay High549.41.0921 Predom. Upwind608.60.9859 5B W/L L/M762.20.7872 ChiMac Up Low717.00.8368 Predom. Reaching536.21.1190 5B W/L Med655.80.9149 ChiMac Up Med657.60.9124 Predom. Downwind571.51.0499 5B W/L M/H591.21.0149 ChiMac Up High586.81.0225 Predom. Up Low798.80.7511 5B W/L High558.51.0743 ChiMac Off Low714.90.8392 Predom. Up L/M635.40.9442 W/L 60-40 Low1012.10.5928 ChiMac Off Med633.70.9468 Predom. Up Med575.41.0428 W/L 60-40 L/M770.50.7787 ChiMac Off High537.71.1160 Predom. Up M/H540.81.1095 W/L 60-40 Med671.60.8934 ChiMac AP Low712.00.8427 Predom. Up High521.61.1503 W/L 60-40 M/H612.50.9796 ChiMac AP Med642.80.9334 Predom. Dn Low827.50.7250 W/L 60-40 High582.81.0295 ChiMac AP High560.51.0704 Predom. Dn L/M617.40.9718 5B AP Low746.40.8038 BayMac Cove Island815.10.7361 Predom. Dn Med529.81.1326 5B AP L/M603.20.9946 BayMac Shore807.20.7433 Predom. Dn M/H474.51.2644 5B AP Med535.61.1203 Harvest Moon478.21.2547      SA/DSPL Up25.92SA/DSPL Dn40.75
ORC Ref  04140004WD6 Issued on 13/08/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
IroquoisFIN12
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
Class8 mRMeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall13.340Maximum beam2.576Draft2.045Displacement9,250Wetted area31.32IMS L10.132LSM09.579Accomod. length8.372Sink (kg/mm) 18.07
VCGD-0.740VCGM-0.567 RM Rated (kg·m) 135.7Limit of positive stability(°) 180.0 Stability Index 187.6 BLR index 0.0000Default crew weight170 Declared crew weight 140
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
BackstayAdjustableForestayAdjustableInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysYesCheckstaysYesSpreaders2Rotating mastNo
P15.800IG11.950ISP12.290MDT10.144MDL10.215MDT20.144MDL20.182TLMWGO
E6.100J4.470BAS1.200FSDSFJSPL5.070WPLTPS0.000BDMWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date19/03/2020
SFFP1.192FFMFF1.035LCFcl7.708SG
SAFP14.200FAMFA0.710LCFsh7.813HBI0.875
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04140004WD6 Issued on 13/08/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
IroquoisFIN12
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.251.352.414.005.0157.69
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment18.4113.40NoNo 57.36
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment113.4613.4613.4611.45123.22
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length8.4 mTable area0.33 m²Headroom1.40 mMinimum number of berths3Personal gear stowage0.12 m³Fresh water capacity36 lMinimum number of seats in cockpit3Food stowage0.18 m³Fuel capacity20 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04140004WD6 Issued on 13/08/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org