Double HandedClub Certificate2025
IMPULSNED 5461
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 Angles42.5°42.5°40.7°40.4°40.4°40.2°40.3°41.0°42.8°
Beat VMG2.313.113.684.004.144.194.214.174.01
52°3.534.685.425.815.986.056.086.106.02
60°3.724.895.615.976.156.236.276.326.29
75°3.835.025.756.116.326.456.536.636.67
90°3.734.945.726.146.396.566.706.897.01
110°3.564.845.776.256.556.776.927.137.14
120°3.414.695.666.216.546.817.057.437.69
135°2.984.185.205.976.396.706.997.588.29
150°2.493.594.585.456.086.446.747.318.00
Run VMG2.153.103.984.745.435.926.296.847.38
Gybe Angles148.0°148.0°151.9°153.7°162.1°168.9°177.2°178.1°177.4°
APH ToD:656.2CDL: 6.581APH ToT: 0.9144CertNo:none
BOAT
ClassPion (OOD)Designerv/d Stadt & PrtnrsBuilderFriendshipAge date04/1973Series date04/1973Offset filepion2.offData fileNED5461
HULL
Length Overall9.084 mMaximum Beam2.890 mDraft1.715 mDisplacement3,501 kgDLR9.5247IMS DivisionCruiser/RacerDynamic Allowance0.400%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.385m
CREW
Maximum weight170 kg(default)Minimum weight120 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail18.9819.23Headsail Luffed31.2831.28Headsail FlyingSymmetric57.6957.69Asymmetric
STORM SAIL AREAS (m²)
Trysail5.69Storm Jib5.45Heavy Weather Jib14.71
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.
Double HandedClub Certificate2025
IMPULSNED 5461
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 VMG1560.21156.0977.5900.2870.5859.2855.6863.4898.0
52°1019.5769.4664.1619.8602.0595.2591.9590.4598.1
60°968.9736.5641.2602.7585.5577.9574.0569.9572.6
75°938.8716.5626.4588.8569.8558.4551.5543.0539.4
90°965.1728.9629.6586.6563.7548.4537.3522.5513.8
110°1011.5743.1624.3575.6549.8531.7520.4504.7504.3
120°1056.1767.4636.4579.4550.3528.5510.3484.4468.3
135°1207.2860.5693.0602.6563.4537.2515.0474.7434.0
150°1447.41004.2785.2660.0592.4558.9534.4492.4450.1
Run VMG1677.91159.5905.2759.3663.0608.0572.4526.0488.0
Selected Courses
Windward / Leeward1616.01157.8941.4829.8766.8733.6714.0694.7693.0
All purpose1229.9897.8745.7672.0634.2613.8600.7584.4578.9
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward800.90.7492
All purpose656.20.9144
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low821.70.7302
Triple Number Coastal/Long Distance Medium651.00.9217
Triple Number Coastal/Long Distance High597.91.0035
Triple Number Windward/Leeward Low1049.50.5717
Triple Number Windward/Leeward Medium794.10.7556
Triple Number Windward/Leeward High711.70.8431
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance711.50.8433
Triple Number Coastal/Long Distance Low821.70.7302
Triple Number Coastal/Long Distance Medium651.00.9217
Triple Number Coastal/Long Distance High597.91.0035
Triple Number Windward/Leeward Low1049.50.5717
Triple Number Windward/Leeward Medium794.10.7556
Triple Number Windward/Leeward High711.70.8431
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1717.31157.9887.7752.1676.2636.8606.0556.3546.6
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6479
Downwind "popa"0.8087
70% up, 30% down "Ilhabela"0.6890
30% up, 70% down "Ilhabela-inverso"0.7527
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low821.70.7302
Triple Number Coastal/Long Distance Medium651.00.9217
Triple Number Coastal/Long Distance High597.91.0035
Triple Number Windward/Leeward Low1049.50.5717
Triple Number Windward/Leeward Medium794.10.7556
Triple Number Windward/Leeward High711.70.8431
Predominantly Upwind710.80.8441
Predominantly Downwind658.50.9112
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low821.70.7302
Triple Number AP Medium651.10.9216
Triple Number AP High597.91.0035
Triple Number Windward/Leeward Low1095.30.5478
Triple Number Windward/Leeward Medium794.10.7556
Triple Number Windward/Leeward High711.70.8431
Single Number Predominant Upwind737.70.8133
Single Number Predominant Reaching651.90.9204
Single Number Predominant Downwind688.90.8710
Predominant Upwind - Low974.00.6160
Predominant Upwind - Low/Med764.70.7846
Predominant Upwind - Medium691.50.8677
Predominant Upwind - Med/High660.30.9087
Predominant Upwind - High652.00.9203
Predominant Downwind Low1000.00.6000
Predominant Downwind Low/Med742.20.8084
Predominant Downwind Medium635.60.9440
Predominant Downwind Med/High575.21.0430
Predominant Downwind High543.31.1045
Predominant Reaching Low883.50.6791
Predominant Reaching Low/Med685.20.8757
Predominant Reaching Medium610.70.9825
Predominant Reaching Med/High571.01.0508
Predominant Reaching High550.11.0908
SA/DSPL Upwind21.71SA/DSPL Downwind33.12
Scoring OptionTODTOT
5-Band Windward/Leeward Low1219.00.4922
5-Band Windward/Leeward Low/Med908.10.6607
5-Band Windward/Leeward Medium781.90.7674
5-Band Windward/Leeward Med/High718.50.8351
5-Band Windward/Leeward High697.70.8599
Windward/Leeward 60-40 Low1217.70.4927
Windward/Leeward 60-40 Low/Med918.60.6531
Windward/Leeward 60-40 Medium801.70.7484
Windward/Leeward 60-40 Med/High746.50.8037
Windward/Leeward 60-40 High731.80.8199
5-Band AP Low908.10.6607
5-Band AP Low/Med725.60.8269
5-Band AP Medium643.60.9323
5-Band AP Med/High603.00.9950
5-Band AP High586.31.0234
5-Band SF Bay Tour - Low1053.30.5696
5-Band SF Bay Tour - Low/Med870.40.6893
5-Band SF Bay Tour - Medium759.30.7902
5-Band SF Bay Tour - Med/High706.00.8499
5-Band SF Bay Tour - High688.10.8720
Chicago-Mac Upwind0.7927
Chicago-Mac All Purpose0.8194
Chicago-Mac Downwind0.8417
Bayview-Mac Cove Island0.6100
Bayview-Mac Shore0.6149
Harvest Moon Regatta572.01.0489
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance711.50.8433
Triple Number Coastal/Long Distance Low821.70.7302
Triple Number Coastal/Long Distance Medium651.00.9217
Triple Number Coastal/Long Distance High597.91.0035
Triple Number Windward/Leeward Low1049.50.5717
Triple Number Windward/Leeward Medium794.10.7556
Triple Number Windward/Leeward High711.70.8431
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1717.31157.9887.7752.1676.2636.8606.0556.3546.6
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance711.50.8433
Triple Number Coastal/Long Distance Low821.70.7302
Triple Number Coastal/Long Distance Medium651.00.9217
Triple Number Coastal/Long Distance High597.91.0035
Triple Number Windward/Leeward Low1049.50.5717
Triple Number Windward/Leeward Medium794.10.7556
Triple Number Windward/Leeward High711.70.8431
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1717.31157.9887.7752.1676.2636.8606.0556.3546.6
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance711.5
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1717.31157.9887.7752.1676.2636.8606.0556.3546.6
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low821.70.7302
Triple Number Coastal/Long Distance Medium651.00.9217
Triple Number Coastal/Long Distance High597.91.0035
Triple Number Windward/Leeward Low1049.50.5717
Triple Number Windward/Leeward Medium794.10.7556
Triple Number Windward/Leeward High711.70.8431
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating711.50.8433
FinRating, kevyt tuuli1199.00.8341
FinRating, kova tuuli590.10.8474
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low821.70.7302
Triple Number Coastal/Long Distance Medium651.00.9217
Triple Number Coastal/Long Distance High597.91.0035
Triple Number Windward/Leeward Low1049.50.5717
Triple Number Windward/Leeward Medium794.10.7556
Triple Number Windward/Leeward High711.70.8431
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8433
Triple Number Coastal/Long Distance Low0.7302
Triple Number Coastal/Long Distance Medium0.9217
Triple Number Coastal/Long Distance High1.0035
Triple Number Windward/Leeward Low0.5717
Triple Number Windward/Leeward Medium0.7556
Triple Number Windward/Leeward High0.8431
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1717.31157.9887.7752.1676.2636.8606.0556.3546.6
For information
General Purpose Handicap (GPH)731.5
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance711.50.8433
Triple Number Coastal/Long Distance Low821.70.7302
Triple Number Coastal/Long Distance Medium651.00.9217
Triple Number Coastal/Long Distance High597.91.0035
Triple Number Windward/Leeward Low1049.50.5717
Triple Number Windward/Leeward Medium794.10.7556
Triple Number Windward/Leeward High711.70.8431
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1717.31157.9887.7752.1676.2636.8606.0556.3546.6
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low821.70.7302
Triple Number Coastal/Long Distance Medium651.00.9217
Triple Number Coastal/Long Distance High597.91.0035
Triple Number Windward/Leeward Low1049.50.5717
Triple Number Windward/Leeward Medium794.10.7556
Triple Number Windward/Leeward High711.70.8431
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance711.50.8433
Triple Number Coastal/Long Distance Low821.70.7302
Triple Number Coastal/Long Distance Medium651.00.9217
Triple Number Coastal/Long Distance High597.91.0035
Triple Number Windward/Leeward Low1049.50.5717
Triple Number Windward/Leeward Medium794.10.7556
Triple Number Windward/Leeward High711.70.8431
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1717.31157.9887.7752.1676.2636.8606.0556.3546.6
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance711.50.8433
Triple Number Coastal/Long Distance Low821.70.7302
Triple Number Coastal/Long Distance Medium651.00.9217
Triple Number Coastal/Long Distance High597.91.0035
Triple Number Windward/Leeward Low1049.50.5717
Triple Number Windward/Leeward Medium794.10.7556
Triple Number Windward/Leeward High711.70.8431
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1717.31157.9887.7752.1676.2636.8606.0556.3546.6
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low821.7
Triple Number Coastal/Long Distance Medium651.0
Triple Number Coastal/Long Distance High597.9
Triple Number Windward/Leeward Low1049.5
Triple Number Windward/Leeward Medium794.1
Triple Number Windward/Leeward High711.7
Predominantly Upwind710.8
Predominantly Downwind658.5
Predominantly Reaching635.8
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance711.50.8433
Triple Number Coastal/Long Distance Low821.70.7302
Triple Number Coastal/Long Distance Medium651.00.9217
Triple Number Coastal/Long Distance High597.91.0035
Triple Number Windward/Leeward Low1049.50.5717
Triple Number Windward/Leeward Medium794.10.7556
Triple Number Windward/Leeward High711.70.8431
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1717.31157.9887.7752.1676.2636.8606.0556.3546.6
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7302
Triple Number Coastal/Long Distance Medium0.9217
Triple Number Coastal/Long Distance High1.0035
Triple Number Windward/Leeward Low0.5717
Triple Number Windward/Leeward Medium0.7556
Triple Number Windward/Leeward High0.8431
Coastal/Long Distance0.8433
Predominantly Upwind0.8441
Predominantly Downwind0.9112
For information
General Purpose Handicap (GPH)731.5
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9144
Distanseseilas Trippeltall svak vind0.7302
Distanseseilas Trippeltall mellomvind0.9217
Distanseseilas Trippeltall sterk vind1.0035
Pølsebane Trippeltall svak vind0.5717
Pølsebane Trippeltall mellomvind0.7556
Pølsebane Trippeltall sterk vind0.8431
Motvind Singeltall0.8441
Medvind Singeltall0.9112
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low821.70.7302
Triple Number Coastal/Long Distance Medium651.00.9217
Triple Number Coastal/Long Distance High597.91.0035
Triple Number Windward/Leeward Low1049.50.5717
Triple Number Windward/Leeward Medium794.10.7556
Triple Number Windward/Leeward High711.70.8431
Coastal/Long Distance711.50.8433
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind710.80.8441
Predominantly Downwind658.50.9112
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore693.50.8652
Cape Doctor Coastal580.51.0335
Triple Number Coastal/Long Distance Low821.70.7302
Triple Number Coastal/Long Distance Medium651.00.9217
Triple Number Coastal/Long Distance High597.91.0035
Triple Number Windward/Leeward Low1049.50.5717
Triple Number Windward/Leeward Medium794.10.7556
Triple Number Windward/Leeward High711.70.8431
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7302
Triple Number Coastal/Long Distance Medium0.9217
Triple Number Coastal/Long Distance High1.0035
Triple Number Windward/Leeward Low0.5717
Triple Number Windward/Leeward Medium0.7556
Triple Number Windward/Leeward High0.8431
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7302
Triple Number Coastal/Long Distance Medium0.9217
Triple Number Coastal/Long Distance High1.0035
Triple Number Windward/Leeward Low0.5717
Triple Number Windward/Leeward Medium0.7556
Triple Number Windward/Leeward High0.8431
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance711.50.8433
Triple Number Coastal/Long Distance Low821.70.7302
Triple Number Coastal/Long Distance Medium651.00.9217
Triple Number Coastal/Long Distance High597.91.0035
Triple Number Windward/Leeward Low1049.50.5717
Triple Number Windward/Leeward Medium794.10.7556
Triple Number Windward/Leeward High711.70.8431
Predominantly Upwind710.80.8441
Predominantly Downwind658.50.9112
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1717.31157.9887.7752.1676.2636.8606.0556.3546.6
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance711.50.8433
Triple Number Coastal/Long Distance Low821.70.7302
Triple Number Coastal/Long Distance Medium651.00.9217
Triple Number Coastal/Long Distance High597.91.0035
Triple Number Windward/Leeward Low1049.50.5717
Triple Number Windward/Leeward Medium794.10.7556
Triple Number Windward/Leeward High711.70.8431
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1717.31157.9887.7752.1676.2636.8606.0556.3546.6
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low821.70.7302
Triple Number AP Medium651.10.9216
Triple Number AP High597.91.0035
Triple Number Windward/Leeward Low1095.30.5478
Triple Number Windward/Leeward Medium794.10.7556
Triple Number Windward/Leeward High711.70.8431
Single Number Predominant Upwind737.70.8133
Single Number Predominant Reaching651.90.9204
Single Number Predominant Downwind688.90.8710
Predominant Upwind - Low974.00.6160
Predominant Upwind - Low/Med764.70.7846
Predominant Upwind - Medium691.50.8677
Predominant Upwind - Med/High660.30.9087
Predominant Upwind - High652.00.9203
Predominant Downwind Low1000.00.6000
Predominant Downwind Low/Med742.20.8084
Predominant Downwind Medium635.60.9440
Predominant Downwind Med/High575.21.0430
Predominant Downwind High543.31.1045
Predominant Reaching Low883.50.6791
Predominant Reaching Low/Med685.20.8757
Predominant Reaching Medium610.70.9825
Predominant Reaching Med/High571.01.0508
Predominant Reaching High550.11.0908
SA/DSPL Upwind21.71SA/DSPL Downwind33.12
Scoring OptionTODTOT
5-Band Windward/Leeward Low1219.00.4922
5-Band Windward/Leeward Low/Med908.10.6607
5-Band Windward/Leeward Medium781.90.7674
5-Band Windward/Leeward Med/High718.50.8351
5-Band Windward/Leeward High697.70.8599
Windward/Leeward 60-40 Low1217.70.4927
Windward/Leeward 60-40 Low/Med918.60.6531
Windward/Leeward 60-40 Medium801.70.7484
Windward/Leeward 60-40 Med/High746.50.8037
Windward/Leeward 60-40 High731.80.8199
5-Band AP Low908.10.6607
5-Band AP Low/Med725.60.8269
5-Band AP Medium643.60.9323
5-Band AP Med/High603.00.9950
5-Band AP High586.31.0234
5-Band SF Bay Tour - Low1053.30.5696
5-Band SF Bay Tour - Low/Med870.40.6893
5-Band SF Bay Tour - Medium759.30.7902
5-Band SF Bay Tour - Med/High706.00.8499
5-Band SF Bay Tour - High688.10.8720
Chicago-Mac Upwind0.7927
Chicago-Mac All Purpose0.8194
Chicago-Mac Downwind0.8417
Bayview-Mac Cove Island0.6100
Bayview-Mac Shore0.6149
Harvest Moon Regatta572.01.0489
Double HandedClub Certificate2025
IMPULSNED 5461
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassPion (OOD)Measurement25/03/1977HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA9.084Max. Beam2.890Draft1.715Displacement3,501Wetted area17.33IMS L7.278LSM07.162Acc. length9.084Sink (kg/mm) 11.69
VCGD-0.127VCGM-0.070RM Rated (kg·m) 51.2Limit of positive stability(°) N/AStability IndexN/ADefault crew weight170Declared crew weightN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.385PBW0.093PIPA0.0042
PSD0.025PHD0.063PHL0.145
PSA20.0°ESL0.800
ST10.015ST20.110ST30.110
ST40.050ST50.120
RIG
Forestay tensionAftInner stayAdjustableMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders1Rotating mastNo
P10.480IG10.380ISP10.380MDT10.116MDL10.163MDT20.110MDL20.115TL1.260MW0.163GO0.183
E3.100J3.700BAS1.135FSD0.000SFJ0.000SPL3.780WPLTPSBD0.150MWT92.00MCG4.059
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date21/04/2025
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Double HandedClub Certificate2025
IMPULSNED 5461
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.150.651.151.952.5218.98* Copied from legacy *
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentORC5.550.00NoNo 31.28* Copied from legacy *
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentORC10.3510.3510.356.660.0057.69* Copied from legacy *
CRUISER/RACER REQUIREMENTS*
Accommodation length9.1 mTable area0.44 m²Headroom1.63 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity62 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity32 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.