Club Certificate2025
Kompa ExpressNOR 24
Norges Seilforbund
Sognsveien 73
0854 OSLO
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 Angles43.4°43.4°41.7°39.6°38.2°37.8°37.8°38.4°40.2°
Beat VMG2.183.003.634.074.304.384.424.414.29
52°3.384.575.395.816.036.136.186.236.19
60°3.604.805.585.966.176.306.366.436.42
75°3.744.955.716.086.326.516.656.796.84
90°3.745.015.856.246.466.596.807.127.29
110°3.755.045.916.346.686.977.227.567.87
120°3.564.855.786.266.646.997.348.058.65
135°3.114.325.306.016.416.787.168.1910.20
150°2.533.644.655.526.106.466.817.579.04
Run VMG2.183.154.034.805.495.966.326.967.83
Gybe Angles147.3°147.3°151.9°154.3°163.5°172.3°177.7°178.1°143.5°
APH ToD:645.7CDL: 6.675APH ToT: 0.9292CertNo:674754
BOAT
ClassEpressDesignerPeterNorlinBuilderAlbinAge date01/1979Series date01/1978Offset fileL0016.OFFData file674754
HULL
Length Overall7.770 mMaximum Beam2.524 mDraft1.436 mDisplacement1,838 kgDLR6.2058IMS DivisionSportboatDynamic Allowance0.190%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight385 kg(declared)Minimum weight255 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail18.8119.18Headsail Luffed14.8114.81Headsail FlyingSymmetric42.7542.75Asymmetric
STORM SAIL AREAS (m²)
Trysail5.57Storm Jib3.90Heavy Weather Jib10.53
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.
Club Certificate2025
Kompa ExpressNOR 24
Norges Seilforbund
Sognsveien 73
0854 OSLO
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 VMG1649.41201.0992.4885.4836.7821.2814.0815.9840.0
52°1064.0788.6668.4619.5597.2587.3582.3578.3581.4
60°998.8749.6644.6604.3583.5571.7565.9559.8560.6
75°962.5727.7630.6591.9569.7553.2541.6530.5526.3
90°962.1718.6615.4577.0557.5545.9529.1505.8493.9
110°959.9714.5609.4567.9539.3516.3498.7476.2457.2
120°1010.1741.7623.3574.7542.4515.2490.2447.1416.3
135°1158.1834.0679.9598.6561.5530.7502.5439.6352.8
150°1424.6988.9773.9652.7590.5557.4528.8475.4398.1
Run VMG1651.41141.8892.2749.9655.9603.8569.7517.0459.6
Selected Courses
Windward / Leeward1648.61171.4942.3817.7746.3712.5691.9666.4649.8
All purpose1240.5900.1742.6665.0623.2600.7583.8559.3538.4
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward785.20.7641
All purpose645.70.9292
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low821.40.7305
Triple Number Coastal/Long Distance Medium641.40.9354
Triple Number Coastal/Long Distance High578.91.0365
Triple Number Windward/Leeward Low1056.90.5677
Triple Number Windward/Leeward Medium778.00.7712
Triple Number Windward/Leeward High687.50.8727
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance700.40.8567
Triple Number Coastal/Long Distance Low821.40.7305
Triple Number Coastal/Long Distance Medium641.40.9354
Triple Number Coastal/Long Distance High578.91.0365
Triple Number Windward/Leeward Low1056.90.5677
Triple Number Windward/Leeward Medium778.00.7712
Triple Number Windward/Leeward High687.50.8727
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1749.41168.5886.7742.6662.6622.8589.7533.7512.8
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6597
Downwind "popa"0.8186
70% up, 30% down "Ilhabela"0.7005
30% up, 70% down "Ilhabela-inverso"0.7635
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low821.40.7305
Triple Number Coastal/Long Distance Medium641.40.9354
Triple Number Coastal/Long Distance High578.91.0365
Triple Number Windward/Leeward Low1056.90.5677
Triple Number Windward/Leeward Medium778.00.7712
Triple Number Windward/Leeward High687.50.8727
Predominantly Upwind700.20.8569
Predominantly Downwind650.20.9228
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low821.30.7305
Triple Number AP Medium641.50.9353
Triple Number AP High578.91.0365
Triple Number Windward/Leeward Low1103.80.5436
Triple Number Windward/Leeward Medium778.00.7712
Triple Number Windward/Leeward High687.50.8727
Single Number Predominant Upwind728.50.8236
Single Number Predominant Reaching642.30.9341
Single Number Predominant Downwind678.10.8848
Predominant Upwind - Low990.80.6056
Predominant Upwind - Low/Med762.80.7866
Predominant Upwind - Medium679.00.8836
Predominant Upwind - Med/High640.70.9365
Predominant Upwind - High624.70.9604
Predominant Downwind Low989.10.6066
Predominant Downwind Low/Med733.90.8175
Predominant Downwind Medium627.90.9555
Predominant Downwind Med/High563.31.0651
Predominant Downwind High518.71.1566
Predominant Reaching Low878.20.6832
Predominant Reaching Low/Med678.00.8849
Predominant Reaching Medium603.10.9948
Predominant Reaching Med/High558.41.0745
Predominant Reaching High526.11.1405
SA/DSPL Upwind22.37SA/DSPL Downwind40.95
Scoring OptionTODTOT
5-Band Windward/Leeward Low1233.90.4863
5-Band Windward/Leeward Low/Med903.20.6643
5-Band Windward/Leeward Medium764.40.7849
5-Band Windward/Leeward Med/High695.60.8625
5-Band Windward/Leeward High668.00.8983
Windward/Leeward 60-40 Low1239.30.4841
Windward/Leeward 60-40 Low/Med915.00.6557
Windward/Leeward 60-40 Medium782.20.7671
Windward/Leeward 60-40 Med/High720.00.8333
Windward/Leeward 60-40 High698.30.8592
5-Band AP Low904.70.6632
5-Band AP Low/Med720.80.8324
5-Band AP Medium633.10.9478
5-Band AP Med/High585.91.0241
5-Band AP High559.91.0715
5-Band SF Bay Tour - Low1063.70.5641
5-Band SF Bay Tour - Low/Med865.90.6929
5-Band SF Bay Tour - Medium742.40.8082
5-Band SF Bay Tour - Med/High681.60.8802
5-Band SF Bay Tour - High654.50.9168
Chicago-Mac Upwind0.8005
Chicago-Mac All Purpose0.8293
Chicago-Mac Downwind0.8536
Bayview-Mac Cove Island0.6098
Bayview-Mac Shore0.6145
Harvest Moon Regatta562.91.0659
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance700.40.8567
Triple Number Coastal/Long Distance Low821.40.7305
Triple Number Coastal/Long Distance Medium641.40.9354
Triple Number Coastal/Long Distance High578.91.0365
Triple Number Windward/Leeward Low1056.90.5677
Triple Number Windward/Leeward Medium778.00.7712
Triple Number Windward/Leeward High687.50.8727
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1749.41168.5886.7742.6662.6622.8589.7533.7512.8
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance700.40.8567
Triple Number Coastal/Long Distance Low821.40.7305
Triple Number Coastal/Long Distance Medium641.40.9354
Triple Number Coastal/Long Distance High578.91.0365
Triple Number Windward/Leeward Low1056.90.5677
Triple Number Windward/Leeward Medium778.00.7712
Triple Number Windward/Leeward High687.50.8727
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1749.41168.5886.7742.6662.6622.8589.7533.7512.8
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance700.4
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1749.41168.5886.7742.6662.6622.8589.7533.7512.8
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low821.40.7305
Triple Number Coastal/Long Distance Medium641.40.9354
Triple Number Coastal/Long Distance High578.91.0365
Triple Number Windward/Leeward Low1056.90.5677
Triple Number Windward/Leeward Medium778.00.7712
Triple Number Windward/Leeward High687.50.8727
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating700.40.8567
FinRating, kevyt tuuli1210.70.8259
FinRating, kova tuuli562.40.8891
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low821.40.7305
Triple Number Coastal/Long Distance Medium641.40.9354
Triple Number Coastal/Long Distance High578.91.0365
Triple Number Windward/Leeward Low1056.90.5677
Triple Number Windward/Leeward Medium778.00.7712
Triple Number Windward/Leeward High687.50.8727
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8567
Triple Number Coastal/Long Distance Low0.7305
Triple Number Coastal/Long Distance Medium0.9354
Triple Number Coastal/Long Distance High1.0365
Triple Number Windward/Leeward Low0.5677
Triple Number Windward/Leeward Medium0.7712
Triple Number Windward/Leeward High0.8727
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1749.41168.5886.7742.6662.6622.8589.7533.7512.8
For information
General Purpose Handicap (GPH)722.9
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance700.40.8567
Triple Number Coastal/Long Distance Low821.40.7305
Triple Number Coastal/Long Distance Medium641.40.9354
Triple Number Coastal/Long Distance High578.91.0365
Triple Number Windward/Leeward Low1056.90.5677
Triple Number Windward/Leeward Medium778.00.7712
Triple Number Windward/Leeward High687.50.8727
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1749.41168.5886.7742.6662.6622.8589.7533.7512.8
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low821.40.7305
Triple Number Coastal/Long Distance Medium641.40.9354
Triple Number Coastal/Long Distance High578.91.0365
Triple Number Windward/Leeward Low1056.90.5677
Triple Number Windward/Leeward Medium778.00.7712
Triple Number Windward/Leeward High687.50.8727
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance700.40.8567
Triple Number Coastal/Long Distance Low821.40.7305
Triple Number Coastal/Long Distance Medium641.40.9354
Triple Number Coastal/Long Distance High578.91.0365
Triple Number Windward/Leeward Low1056.90.5677
Triple Number Windward/Leeward Medium778.00.7712
Triple Number Windward/Leeward High687.50.8727
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1749.41168.5886.7742.6662.6622.8589.7533.7512.8
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance700.40.8567
Triple Number Coastal/Long Distance Low821.40.7305
Triple Number Coastal/Long Distance Medium641.40.9354
Triple Number Coastal/Long Distance High578.91.0365
Triple Number Windward/Leeward Low1056.90.5677
Triple Number Windward/Leeward Medium778.00.7712
Triple Number Windward/Leeward High687.50.8727
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1749.41168.5886.7742.6662.6622.8589.7533.7512.8
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low821.4
Triple Number Coastal/Long Distance Medium641.4
Triple Number Coastal/Long Distance High578.9
Triple Number Windward/Leeward Low1056.9
Triple Number Windward/Leeward Medium778.0
Triple Number Windward/Leeward High687.5
Predominantly Upwind700.2
Predominantly Downwind650.2
Predominantly Reaching627.4
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance700.40.8567
Triple Number Coastal/Long Distance Low821.40.7305
Triple Number Coastal/Long Distance Medium641.40.9354
Triple Number Coastal/Long Distance High578.91.0365
Triple Number Windward/Leeward Low1056.90.5677
Triple Number Windward/Leeward Medium778.00.7712
Triple Number Windward/Leeward High687.50.8727
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1749.41168.5886.7742.6662.6622.8589.7533.7512.8
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7305
Triple Number Coastal/Long Distance Medium0.9354
Triple Number Coastal/Long Distance High1.0365
Triple Number Windward/Leeward Low0.5677
Triple Number Windward/Leeward Medium0.7712
Triple Number Windward/Leeward High0.8727
Coastal/Long Distance0.8567
Predominantly Upwind0.8569
Predominantly Downwind0.9228
For information
General Purpose Handicap (GPH)722.9
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9292
Distanseseilas Trippeltall svak vind0.7305
Distanseseilas Trippeltall mellomvind0.9354
Distanseseilas Trippeltall sterk vind1.0365
Pølsebane Trippeltall svak vind0.5677
Pølsebane Trippeltall mellomvind0.7712
Pølsebane Trippeltall sterk vind0.8727
Motvind Singeltall0.8569
Medvind Singeltall0.9228
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low821.40.7305
Triple Number Coastal/Long Distance Medium641.40.9354
Triple Number Coastal/Long Distance High578.91.0365
Triple Number Windward/Leeward Low1056.90.5677
Triple Number Windward/Leeward Medium778.00.7712
Triple Number Windward/Leeward High687.50.8727
Coastal/Long Distance700.40.8567
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind700.20.8569
Predominantly Downwind650.20.9228
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore654.80.9163
Cape Doctor Coastal544.71.1016
Triple Number Coastal/Long Distance Low821.40.7305
Triple Number Coastal/Long Distance Medium641.40.9354
Triple Number Coastal/Long Distance High578.91.0365
Triple Number Windward/Leeward Low1056.90.5677
Triple Number Windward/Leeward Medium778.00.7712
Triple Number Windward/Leeward High687.50.8727
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7305
Triple Number Coastal/Long Distance Medium0.9354
Triple Number Coastal/Long Distance High1.0365
Triple Number Windward/Leeward Low0.5677
Triple Number Windward/Leeward Medium0.7712
Triple Number Windward/Leeward High0.8727
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7305
Triple Number Coastal/Long Distance Medium0.9354
Triple Number Coastal/Long Distance High1.0365
Triple Number Windward/Leeward Low0.5677
Triple Number Windward/Leeward Medium0.7712
Triple Number Windward/Leeward High0.8727
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance700.40.8567
Triple Number Coastal/Long Distance Low821.40.7305
Triple Number Coastal/Long Distance Medium641.40.9354
Triple Number Coastal/Long Distance High578.91.0365
Triple Number Windward/Leeward Low1056.90.5677
Triple Number Windward/Leeward Medium778.00.7712
Triple Number Windward/Leeward High687.50.8727
Predominantly Upwind700.20.8569
Predominantly Downwind650.20.9228
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1749.41168.5886.7742.6662.6622.8589.7533.7512.8
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance700.40.8567
Triple Number Coastal/Long Distance Low821.40.7305
Triple Number Coastal/Long Distance Medium641.40.9354
Triple Number Coastal/Long Distance High578.91.0365
Triple Number Windward/Leeward Low1056.90.5677
Triple Number Windward/Leeward Medium778.00.7712
Triple Number Windward/Leeward High687.50.8727
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1749.41168.5886.7742.6662.6622.8589.7533.7512.8
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low821.30.7305
Triple Number AP Medium641.50.9353
Triple Number AP High578.91.0365
Triple Number Windward/Leeward Low1103.80.5436
Triple Number Windward/Leeward Medium778.00.7712
Triple Number Windward/Leeward High687.50.8727
Single Number Predominant Upwind728.50.8236
Single Number Predominant Reaching642.30.9341
Single Number Predominant Downwind678.10.8848
Predominant Upwind - Low990.80.6056
Predominant Upwind - Low/Med762.80.7866
Predominant Upwind - Medium679.00.8836
Predominant Upwind - Med/High640.70.9365
Predominant Upwind - High624.70.9604
Predominant Downwind Low989.10.6066
Predominant Downwind Low/Med733.90.8175
Predominant Downwind Medium627.90.9555
Predominant Downwind Med/High563.31.0651
Predominant Downwind High518.71.1566
Predominant Reaching Low878.20.6832
Predominant Reaching Low/Med678.00.8849
Predominant Reaching Medium603.10.9948
Predominant Reaching Med/High558.41.0745
Predominant Reaching High526.11.1405
SA/DSPL Upwind22.37SA/DSPL Downwind40.95
Scoring OptionTODTOT
5-Band Windward/Leeward Low1233.90.4863
5-Band Windward/Leeward Low/Med903.20.6643
5-Band Windward/Leeward Medium764.40.7849
5-Band Windward/Leeward Med/High695.60.8625
5-Band Windward/Leeward High668.00.8983
Windward/Leeward 60-40 Low1239.30.4841
Windward/Leeward 60-40 Low/Med915.00.6557
Windward/Leeward 60-40 Medium782.20.7671
Windward/Leeward 60-40 Med/High720.00.8333
Windward/Leeward 60-40 High698.30.8592
5-Band AP Low904.70.6632
5-Band AP Low/Med720.80.8324
5-Band AP Medium633.10.9478
5-Band AP Med/High585.91.0241
5-Band AP High559.91.0715
5-Band SF Bay Tour - Low1063.70.5641
5-Band SF Bay Tour - Low/Med865.90.6929
5-Band SF Bay Tour - Medium742.40.8082
5-Band SF Bay Tour - Med/High681.60.8802
5-Band SF Bay Tour - High654.50.9168
Chicago-Mac Upwind0.8005
Chicago-Mac All Purpose0.8293
Chicago-Mac Downwind0.8536
Bayview-Mac Cove Island0.6098
Bayview-Mac Shore0.6145
Harvest Moon Regatta562.91.0659
Club Certificate2025
Kompa ExpressNOR 24
Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassEpressMeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.770Max. Beam2.524Draft1.436Displacement1,838Wetted area12.71IMS L6.978LSM06.665Acc. length7.770Sink (kg/mm) 9.27
VCGD-0.020VCGM0.011RM Rated (kg·m) 29.6Limit of positive stability(°) N/AStability IndexN/ADefault crew weight386Declared crew weight385
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders1Rotating mastNo
P9.500IG8.830ISP8.795MDT10.090MDL10.130MDT20.090MDL20.130TL0.000MW0.130GO0.130
E3.350J3.050BAS1.170FSD0.000SFJ0.000SPL3.170WPLTPS0.000BD0.000MWT39.00MCG4.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.020Flotation Date01/01/2015
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
Kompa ExpressNOR 24
Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment1-2022032811560.150.701.292.092.8018.8128/03/2022
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment1-2022032811570.070.000.871.630.003.298.90NoNo 14.8128/03/2022
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment1-2022032811579.009.009.005.705.7042.7528/03/2022
CRUISER/RACER REQUIREMENTS*
Accommodation length7.8 mTable area0.22 m²Headroom1.40 mMinimum number of berths2Personal gear stowage0.08 m³Fresh water capacity18 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.