Club Certificate2025
SCORPIONSUI 74
Swiss Rating Office ABC
Bruno Frank
Haldengässli 76
8706 Feldmeilen
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 Angles41.5°41.5°39.4°37.9°37.6°37.6°37.7°38.2°39.7°
Beat VMG2.132.893.443.763.883.933.973.993.92
52°3.254.304.975.285.425.495.545.605.59
60°3.424.485.125.415.575.655.715.785.80
75°3.524.595.235.545.745.895.996.116.16
90°3.754.835.415.665.806.036.206.436.54
110°3.774.885.515.876.156.356.506.776.99
120°3.574.715.435.856.226.526.777.137.45
135°3.094.235.095.646.036.436.827.648.51
150°2.583.654.565.275.726.096.477.288.51
Run VMG2.233.163.964.645.235.615.956.647.44
Gybe Angles148.9°148.9°153.4°159.1°167.8°176.3°176.3°176.2°161.8°
APH ToD:697.6CDL: 5.357APH ToT: 0.8600CertNo:SUI7400
BOAT
ClassM 1DesignerJ. KjaerulffBuilderMoserAge dateSeries date02/1976Offset fileCB_M1.offData fileSUI7400
HULL
Length Overall7.050 mMaximum Beam2.314 mDraft1.429 mDisplacement1,153 kgDLR7.3660IMS DivisionCruiser/RacerDynamic Allowance0.110%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight285 kg(default)Minimum weight155 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail15.8916.13Headsail Luffed10.8310.83Headsail FlyingSymmetric41.5141.51Asymmetric
STORM SAIL AREAS (m²)
Trysail4.71Storm Jib3.57Heavy Weather Jib9.62
SAIL LIMITS
Headsails5
✱ Woven polyester sails
Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
ohne Motor
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
SCORPIONSUI 74
Swiss Rating Office ABC
Bruno Frank
Haldengässli 76
8706 Feldmeilen
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 VMG1692.21246.01046.0958.0927.6915.4907.0902.8919.1
52°1108.7837.0724.3681.5663.7655.5649.4643.3643.8
60°1052.2803.0703.1665.2646.7637.0630.0622.4621.0
75°1023.1783.5688.4650.2626.9611.2600.9588.9584.2
90°960.8745.9665.7636.4620.3597.4580.5560.0550.0
110°955.4738.0653.1613.0585.2567.0553.5532.0515.3
120°1008.1764.4663.1615.6579.2552.0531.9505.0483.2
135°1166.8851.6707.7638.8596.8559.5527.5470.9422.8
150°1395.4987.2789.6683.0629.4590.8556.7494.5422.8
Run VMG1617.01139.9908.0775.1688.8641.4604.6542.4483.9
Selected Courses
Windward / Leeward1653.41193.0977.0866.5808.2778.4755.8722.6701.5
All purpose1253.3928.3783.7715.3679.6656.9639.1612.8594.6
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward840.50.7139
All purpose697.60.8600
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low856.00.7009
Triple Number Coastal/Long Distance Medium694.40.8640
Triple Number Coastal/Long Distance High633.70.9468
Triple Number Windward/Leeward Low1085.00.5530
Triple Number Windward/Leeward Medium834.30.7192
Triple Number Windward/Leeward High749.00.8011
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance752.80.7970
Triple Number Coastal/Long Distance Low856.00.7009
Triple Number Coastal/Long Distance Medium694.40.8640
Triple Number Coastal/Long Distance High633.70.9468
Triple Number Windward/Leeward Low1085.00.5530
Triple Number Windward/Leeward Medium834.30.7192
Triple Number Windward/Leeward High749.00.8011
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1738.21187.6922.7792.6721.9680.4644.8587.8568.6
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6084
Downwind "popa"0.7924
70% up, 30% down "Ilhabela"0.6540
30% up, 70% down "Ilhabela-inverso"0.7265
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low856.00.7009
Triple Number Coastal/Long Distance Medium694.40.8640
Triple Number Coastal/Long Distance High633.70.9468
Triple Number Windward/Leeward Low1085.00.5530
Triple Number Windward/Leeward Medium834.30.7192
Triple Number Windward/Leeward High749.00.8011
Predominantly Upwind761.30.7881
Predominantly Downwind691.00.8683
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low856.00.7009
Triple Number AP Medium694.50.8639
Triple Number AP High633.70.9468
Triple Number Windward/Leeward Low1130.90.5305
Triple Number Windward/Leeward Medium834.30.7192
Triple Number Windward/Leeward High749.00.8011
Single Number Predominant Upwind787.70.7617
Single Number Predominant Reaching689.80.8699
Single Number Predominant Downwind717.10.8367
Predominant Upwind - Low1027.90.5837
Predominant Upwind - Low/Med816.20.7351
Predominant Upwind - Medium743.40.8071
Predominant Upwind - Med/High706.50.8492
Predominant Upwind - High688.80.8710
Predominant Downwind Low1006.50.5961
Predominant Downwind Low/Med770.20.7790
Predominant Downwind Medium672.00.8928
Predominant Downwind Med/High606.10.9899
Predominant Downwind High562.11.0675
Predominant Reaching Low905.20.6628
Predominant Reaching Low/Med723.90.8288
Predominant Reaching Medium655.70.9151
Predominant Reaching Med/High608.30.9864
Predominant Reaching High577.71.0386
SA/DSPL Upwind24.30SA/DSPL Downwind52.19
Scoring OptionTODTOT
5-Band Windward/Leeward Low1254.40.4783
5-Band Windward/Leeward Low/Med945.00.6350
5-Band Windward/Leeward Medium822.60.7294
5-Band Windward/Leeward Med/High758.40.7911
5-Band Windward/Leeward High724.70.8279
Windward/Leeward 60-40 Low1265.00.4743
Windward/Leeward 60-40 Low/Med961.40.6241
Windward/Leeward 60-40 Medium845.80.7094
Windward/Leeward 60-40 Med/High788.60.7608
Windward/Leeward 60-40 High761.00.7884
5-Band AP Low933.20.6430
5-Band AP Low/Med765.50.7838
5-Band AP Medium687.00.8734
5-Band AP Med/High641.10.9359
5-Band AP High614.20.9768
5-Band SF Bay Tour - Low1091.10.5499
5-Band SF Bay Tour - Low/Med910.10.6593
5-Band SF Bay Tour - Medium801.60.7485
5-Band SF Bay Tour - Med/High744.20.8063
5-Band SF Bay Tour - High712.90.8416
Chicago-Mac Upwind0.7431
Chicago-Mac All Purpose0.7774
Chicago-Mac Downwind0.8097
Bayview-Mac Cove Island0.5895
Bayview-Mac Shore0.5935
Harvest Moon Regatta609.60.9842
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance752.80.7970
Triple Number Coastal/Long Distance Low856.00.7009
Triple Number Coastal/Long Distance Medium694.40.8640
Triple Number Coastal/Long Distance High633.70.9468
Triple Number Windward/Leeward Low1085.00.5530
Triple Number Windward/Leeward Medium834.30.7192
Triple Number Windward/Leeward High749.00.8011
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1738.21187.6922.7792.6721.9680.4644.8587.8568.6
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance752.80.7970
Triple Number Coastal/Long Distance Low856.00.7009
Triple Number Coastal/Long Distance Medium694.40.8640
Triple Number Coastal/Long Distance High633.70.9468
Triple Number Windward/Leeward Low1085.00.5530
Triple Number Windward/Leeward Medium834.30.7192
Triple Number Windward/Leeward High749.00.8011
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1738.21187.6922.7792.6721.9680.4644.8587.8568.6
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance752.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1738.21187.6922.7792.6721.9680.4644.8587.8568.6
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low856.00.7009
Triple Number Coastal/Long Distance Medium694.40.8640
Triple Number Coastal/Long Distance High633.70.9468
Triple Number Windward/Leeward Low1085.00.5530
Triple Number Windward/Leeward Medium834.30.7192
Triple Number Windward/Leeward High749.00.8011
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating752.80.7970
FinRating, kevyt tuuli1229.70.8132
FinRating, kova tuuli617.70.8094
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low856.00.7009
Triple Number Coastal/Long Distance Medium694.40.8640
Triple Number Coastal/Long Distance High633.70.9468
Triple Number Windward/Leeward Low1085.00.5530
Triple Number Windward/Leeward Medium834.30.7192
Triple Number Windward/Leeward High749.00.8011
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.7970
Triple Number Coastal/Long Distance Low0.7009
Triple Number Coastal/Long Distance Medium0.8640
Triple Number Coastal/Long Distance High0.9468
Triple Number Windward/Leeward Low0.5530
Triple Number Windward/Leeward Medium0.7192
Triple Number Windward/Leeward High0.8011
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1738.21187.6922.7792.6721.9680.4644.8587.8568.6
For information
General Purpose Handicap (GPH)773.7
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance752.80.7970
Triple Number Coastal/Long Distance Low856.00.7009
Triple Number Coastal/Long Distance Medium694.40.8640
Triple Number Coastal/Long Distance High633.70.9468
Triple Number Windward/Leeward Low1085.00.5530
Triple Number Windward/Leeward Medium834.30.7192
Triple Number Windward/Leeward High749.00.8011
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1738.21187.6922.7792.6721.9680.4644.8587.8568.6
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low856.00.7009
Triple Number Coastal/Long Distance Medium694.40.8640
Triple Number Coastal/Long Distance High633.70.9468
Triple Number Windward/Leeward Low1085.00.5530
Triple Number Windward/Leeward Medium834.30.7192
Triple Number Windward/Leeward High749.00.8011
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance752.80.7970
Triple Number Coastal/Long Distance Low856.00.7009
Triple Number Coastal/Long Distance Medium694.40.8640
Triple Number Coastal/Long Distance High633.70.9468
Triple Number Windward/Leeward Low1085.00.5530
Triple Number Windward/Leeward Medium834.30.7192
Triple Number Windward/Leeward High749.00.8011
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1738.21187.6922.7792.6721.9680.4644.8587.8568.6
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance752.80.7970
Triple Number Coastal/Long Distance Low856.00.7009
Triple Number Coastal/Long Distance Medium694.40.8640
Triple Number Coastal/Long Distance High633.70.9468
Triple Number Windward/Leeward Low1085.00.5530
Triple Number Windward/Leeward Medium834.30.7192
Triple Number Windward/Leeward High749.00.8011
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1738.21187.6922.7792.6721.9680.4644.8587.8568.6
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low856.0
Triple Number Coastal/Long Distance Medium694.4
Triple Number Coastal/Long Distance High633.7
Triple Number Windward/Leeward Low1085.0
Triple Number Windward/Leeward Medium834.3
Triple Number Windward/Leeward High749.0
Predominantly Upwind761.3
Predominantly Downwind691.0
Predominantly Reaching673.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance752.80.7970
Triple Number Coastal/Long Distance Low856.00.7009
Triple Number Coastal/Long Distance Medium694.40.8640
Triple Number Coastal/Long Distance High633.70.9468
Triple Number Windward/Leeward Low1085.00.5530
Triple Number Windward/Leeward Medium834.30.7192
Triple Number Windward/Leeward High749.00.8011
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1738.21187.6922.7792.6721.9680.4644.8587.8568.6
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7009
Triple Number Coastal/Long Distance Medium0.8640
Triple Number Coastal/Long Distance High0.9468
Triple Number Windward/Leeward Low0.5530
Triple Number Windward/Leeward Medium0.7192
Triple Number Windward/Leeward High0.8011
Coastal/Long Distance0.7970
Predominantly Upwind0.7881
Predominantly Downwind0.8683
For information
General Purpose Handicap (GPH)773.7
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.8600
Distanseseilas Trippeltall svak vind0.7009
Distanseseilas Trippeltall mellomvind0.8640
Distanseseilas Trippeltall sterk vind0.9468
Pølsebane Trippeltall svak vind0.5530
Pølsebane Trippeltall mellomvind0.7192
Pølsebane Trippeltall sterk vind0.8011
Motvind Singeltall0.7881
Medvind Singeltall0.8683
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low856.00.7009
Triple Number Coastal/Long Distance Medium694.40.8640
Triple Number Coastal/Long Distance High633.70.9468
Triple Number Windward/Leeward Low1085.00.5530
Triple Number Windward/Leeward Medium834.30.7192
Triple Number Windward/Leeward High749.00.8011
Coastal/Long Distance752.80.7970
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind761.30.7881
Predominantly Downwind691.00.8683
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore707.80.8476
Cape Doctor Coastal600.10.9999
Triple Number Coastal/Long Distance Low856.00.7009
Triple Number Coastal/Long Distance Medium694.40.8640
Triple Number Coastal/Long Distance High633.70.9468
Triple Number Windward/Leeward Low1085.00.5530
Triple Number Windward/Leeward Medium834.30.7192
Triple Number Windward/Leeward High749.00.8011
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7009
Triple Number Coastal/Long Distance Medium0.8640
Triple Number Coastal/Long Distance High0.9468
Triple Number Windward/Leeward Low0.5530
Triple Number Windward/Leeward Medium0.7192
Triple Number Windward/Leeward High0.8011
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7009
Triple Number Coastal/Long Distance Medium0.8640
Triple Number Coastal/Long Distance High0.9468
Triple Number Windward/Leeward Low0.5530
Triple Number Windward/Leeward Medium0.7192
Triple Number Windward/Leeward High0.8011
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance752.80.7970
Triple Number Coastal/Long Distance Low856.00.7009
Triple Number Coastal/Long Distance Medium694.40.8640
Triple Number Coastal/Long Distance High633.70.9468
Triple Number Windward/Leeward Low1085.00.5530
Triple Number Windward/Leeward Medium834.30.7192
Triple Number Windward/Leeward High749.00.8011
Predominantly Upwind761.30.7881
Predominantly Downwind691.00.8683
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1738.21187.6922.7792.6721.9680.4644.8587.8568.6
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance752.80.7970
Triple Number Coastal/Long Distance Low856.00.7009
Triple Number Coastal/Long Distance Medium694.40.8640
Triple Number Coastal/Long Distance High633.70.9468
Triple Number Windward/Leeward Low1085.00.5530
Triple Number Windward/Leeward Medium834.30.7192
Triple Number Windward/Leeward High749.00.8011
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1738.21187.6922.7792.6721.9680.4644.8587.8568.6
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low856.00.7009
Triple Number AP Medium694.50.8639
Triple Number AP High633.70.9468
Triple Number Windward/Leeward Low1130.90.5305
Triple Number Windward/Leeward Medium834.30.7192
Triple Number Windward/Leeward High749.00.8011
Single Number Predominant Upwind787.70.7617
Single Number Predominant Reaching689.80.8699
Single Number Predominant Downwind717.10.8367
Predominant Upwind - Low1027.90.5837
Predominant Upwind - Low/Med816.20.7351
Predominant Upwind - Medium743.40.8071
Predominant Upwind - Med/High706.50.8492
Predominant Upwind - High688.80.8710
Predominant Downwind Low1006.50.5961
Predominant Downwind Low/Med770.20.7790
Predominant Downwind Medium672.00.8928
Predominant Downwind Med/High606.10.9899
Predominant Downwind High562.11.0675
Predominant Reaching Low905.20.6628
Predominant Reaching Low/Med723.90.8288
Predominant Reaching Medium655.70.9151
Predominant Reaching Med/High608.30.9864
Predominant Reaching High577.71.0386
SA/DSPL Upwind24.30SA/DSPL Downwind52.19
Scoring OptionTODTOT
5-Band Windward/Leeward Low1254.40.4783
5-Band Windward/Leeward Low/Med945.00.6350
5-Band Windward/Leeward Medium822.60.7294
5-Band Windward/Leeward Med/High758.40.7911
5-Band Windward/Leeward High724.70.8279
Windward/Leeward 60-40 Low1265.00.4743
Windward/Leeward 60-40 Low/Med961.40.6241
Windward/Leeward 60-40 Medium845.80.7094
Windward/Leeward 60-40 Med/High788.60.7608
Windward/Leeward 60-40 High761.00.7884
5-Band AP Low933.20.6430
5-Band AP Low/Med765.50.7838
5-Band AP Medium687.00.8734
5-Band AP Med/High641.10.9359
5-Band AP High614.20.9768
5-Band SF Bay Tour - Low1091.10.5499
5-Band SF Bay Tour - Low/Med910.10.6593
5-Band SF Bay Tour - Medium801.60.7485
5-Band SF Bay Tour - Med/High744.20.8063
5-Band SF Bay Tour - High712.90.8416
Chicago-Mac Upwind0.7431
Chicago-Mac All Purpose0.7774
Chicago-Mac Downwind0.8097
Bayview-Mac Cove Island0.5895
Bayview-Mac Shore0.5935
Harvest Moon Regatta609.60.9842
Club Certificate2025
SCORPIONSUI 74
Swiss Rating Office ABC
Bruno Frank
Haldengässli 76
8706 Feldmeilen
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassM 1Measurement01/03/1999HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.050Max. Beam2.314Draft1.429Displacement1,153Wetted area9.22IMS L5.531LSM05.388Acc. length7.050Sink (kg/mm) 6.15
VCGD-0.106VCGM-0.072RM Rated (kg·m) 14.3Limit of positive stability(°) N/AStability IndexN/ADefault crew weight285Declared crew weightN/A
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionFixedInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders1Rotating mastNo
P9.270IG8.441ISP8.539MDT10.070MDL10.110MDT2MDL2TLTaperMWGO0.000
E2.900J2.715BAS0.980FSDNo FoilSFJ0.190SPL2.780WPLTPSBDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date01/03/1999
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
SCORPIONSUI 74
Swiss Rating Office ABC
Bruno Frank
Haldengässli 76
8706 Feldmeilen
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.120.581.051.852.4515.89* Copied from legacy *
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentORC2.400.00NoNo 10.83* Copied from legacy *
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentORC8.508.508.506.104.9041.51* Copied from legacy *
CRUISER/RACER REQUIREMENTS*
Accommodation length7.0 mTable area0.22 m²Headroom1.40 mMinimum number of berths2Personal gear stowage0.08 m³Fresh water capacity10 lMinimum number of seats in cockpit2Food stowage0.12 m³Fuel capacity20 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.