Non Spin/HSFClub Certificate2025
ExpenserNOR 950
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 Angles43.2°43.2°41.5°39.3°37.9°37.6°37.6°38.3°40.3°
Beat VMG2.213.033.674.114.344.414.444.424.28
52°3.424.615.425.846.056.156.196.236.18
60°3.654.855.625.986.196.316.376.436.40
75°3.784.995.746.106.346.536.666.796.84
90°3.684.895.696.116.386.626.837.147.30
110°3.204.435.375.966.316.626.907.488.03
120°2.994.185.145.816.206.506.817.438.28
135°2.563.674.645.425.946.276.567.167.91
150°2.133.144.094.905.566.006.316.887.49
Run VMG1.842.723.574.335.035.626.036.617.18
Gybe Angles149.8°149.8°155.5°179.8°179.8°179.9°180.0°180.0°180.0°
APH ToD:669.6CDL: 6.726APH ToT: 0.8960CertNo:21599
BOAT
ClassEXPRESSDesignerPeterNorlinBuilderAlbin Marin ABAge dateSeries date01/1979Offset fileL0016.offData file21599
HULL
Length Overall7.798 mMaximum Beam2.524 mDraft1.438 mDisplacement1,863 kgDLR6.2254IMS DivisionSportboatDynamic Allowance0.260%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 Luffed14.9614.96Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail5.57Storm Jib4.84Heavy Weather Jib13.05
SAIL LIMITS
Headsails5
✱ Zero set flying
Spinnakers0
✱ Spinnaker pole aboard
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.
Non Spin/HSFClub Certificate2025
ExpenserNOR 950
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 VMG1628.41187.3982.2876.8830.4816.3810.1814.2841.9
52°1051.5781.0663.6616.5595.1585.8581.2578.2582.2
60°987.4743.0641.0602.1581.6570.2564.8560.0562.5
75°952.7722.0627.3590.0568.0551.5540.3530.2526.6
90°979.5735.9632.6589.2564.0544.0527.2504.2493.4
110°1124.8813.5670.1604.3570.6544.1521.5481.5448.1
120°1203.1861.6700.2619.7581.0553.6529.0484.6435.0
135°1404.0981.4775.6664.5606.5574.2548.6503.0454.9
150°1689.31145.4879.3735.1647.8599.9570.5523.6480.8
Run VMG1956.01322.61009.7831.1715.7640.9597.3544.6501.5
Selected Courses
Windward / Leeward1788.21254.9995.9854.0773.0728.6703.7679.4671.7
All purpose1340.4961.2782.6692.1643.5616.2598.4575.1561.2
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward815.10.7361
All purpose669.60.8960
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low871.80.6882
Triple Number Coastal/Long Distance Medium664.50.9030
Triple Number Coastal/Long Distance High594.11.0099
Triple Number Windward/Leeward Low1125.50.5331
Triple Number Windward/Leeward Medium807.50.7430
Triple Number Windward/Leeward High700.80.8562
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.40.8238
Triple Number Coastal/Long Distance Low871.80.6882
Triple Number Coastal/Long Distance Medium664.50.9030
Triple Number Coastal/Long Distance High594.11.0099
Triple Number Windward/Leeward Low1125.50.5331
Triple Number Windward/Leeward Medium807.50.7430
Triple Number Windward/Leeward High700.80.8562
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1928.41261.7939.4775.3684.4638.8605.2550.2530.5
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6648
Downwind "popa"0.7418
70% up, 30% down "Ilhabela"0.6862
30% up, 70% down "Ilhabela-inverso"0.7169
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low871.80.6882
Triple Number Coastal/Long Distance Medium664.50.9030
Triple Number Coastal/Long Distance High594.11.0099
Triple Number Windward/Leeward Low1125.50.5331
Triple Number Windward/Leeward Medium807.50.7430
Triple Number Windward/Leeward High700.80.8562
Predominantly Upwind711.50.8432
Predominantly Downwind693.70.8650
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low871.90.6882
Triple Number AP Medium664.60.9029
Triple Number AP High594.11.0099
Triple Number Windward/Leeward Low1177.90.5094
Triple Number Windward/Leeward Medium807.50.7430
Triple Number Windward/Leeward High700.80.8562
Single Number Predominant Upwind740.90.8098
Single Number Predominant Reaching671.20.8939
Single Number Predominant Downwind729.60.8224
Predominant Upwind - Low1019.10.5887
Predominant Upwind - Low/Med778.20.7710
Predominant Upwind - Medium687.80.8724
Predominant Upwind - Med/High646.80.9277
Predominant Upwind - High633.80.9467
Predominant Downwind Low1106.50.5423
Predominant Downwind Low/Med797.60.7523
Predominant Downwind Medium665.70.9013
Predominant Downwind Med/High589.41.0180
Predominant Downwind High550.81.0893
Predominant Reaching Low942.30.6367
Predominant Reaching Low/Med714.10.8402
Predominant Reaching Medium624.20.9612
Predominant Reaching Med/High573.61.0461
Predominant Reaching High546.61.0978
SA/DSPL Upwind22.27SA/DSPL Downwind22.27
Scoring OptionTODTOT
5-Band Windward/Leeward Low1324.50.4530
5-Band Windward/Leeward Low/Med951.10.6308
5-Band Windward/Leeward Medium791.90.7577
5-Band Windward/Leeward Med/High709.60.8455
5-Band Windward/Leeward High682.30.8794
Windward/Leeward 60-40 Low1308.90.4584
Windward/Leeward 60-40 Low/Med951.50.6306
Windward/Leeward 60-40 Medium802.80.7473
Windward/Leeward 60-40 Med/High730.40.8215
Windward/Leeward 60-40 High709.50.8457
5-Band AP Low978.80.6130
5-Band AP Low/Med756.50.7932
5-Band AP Medium654.80.9163
5-Band AP Med/High601.30.9979
5-Band AP High576.81.0403
5-Band SF Bay Tour - Low1132.00.5300
5-Band SF Bay Tour - Low/Med908.90.6601
5-Band SF Bay Tour - Medium767.70.7815
5-Band SF Bay Tour - Med/High697.80.8598
5-Band SF Bay Tour - High673.30.8911
Chicago-Mac Upwind0.7863
Chicago-Mac All Purpose0.7928
Chicago-Mac Downwind0.7907
Bayview-Mac Cove Island0.5719
Bayview-Mac Shore0.5784
Harvest Moon Regatta585.61.0245
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.40.8238
Triple Number Coastal/Long Distance Low871.80.6882
Triple Number Coastal/Long Distance Medium664.50.9030
Triple Number Coastal/Long Distance High594.11.0099
Triple Number Windward/Leeward Low1125.50.5331
Triple Number Windward/Leeward Medium807.50.7430
Triple Number Windward/Leeward High700.80.8562
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1928.41261.7939.4775.3684.4638.8605.2550.2530.5
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.40.8238
Triple Number Coastal/Long Distance Low871.80.6882
Triple Number Coastal/Long Distance Medium664.50.9030
Triple Number Coastal/Long Distance High594.11.0099
Triple Number Windward/Leeward Low1125.50.5331
Triple Number Windward/Leeward Medium807.50.7430
Triple Number Windward/Leeward High700.80.8562
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1928.41261.7939.4775.3684.4638.8605.2550.2530.5
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance728.4
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1928.41261.7939.4775.3684.4638.8605.2550.2530.5
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low871.80.6882
Triple Number Coastal/Long Distance Medium664.50.9030
Triple Number Coastal/Long Distance High594.11.0099
Triple Number Windward/Leeward Low1125.50.5331
Triple Number Windward/Leeward Medium807.50.7430
Triple Number Windward/Leeward High700.80.8562
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating728.40.8238
FinRating, kevyt tuuli1305.60.7660
FinRating, kova tuuli580.50.8613
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low871.80.6882
Triple Number Coastal/Long Distance Medium664.50.9030
Triple Number Coastal/Long Distance High594.11.0099
Triple Number Windward/Leeward Low1125.50.5331
Triple Number Windward/Leeward Medium807.50.7430
Triple Number Windward/Leeward High700.80.8562
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8238
Triple Number Coastal/Long Distance Low0.6882
Triple Number Coastal/Long Distance Medium0.9030
Triple Number Coastal/Long Distance High1.0099
Triple Number Windward/Leeward Low0.5331
Triple Number Windward/Leeward Medium0.7430
Triple Number Windward/Leeward High0.8562
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1928.41261.7939.4775.3684.4638.8605.2550.2530.5
For information
General Purpose Handicap (GPH)754.0
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.40.8238
Triple Number Coastal/Long Distance Low871.80.6882
Triple Number Coastal/Long Distance Medium664.50.9030
Triple Number Coastal/Long Distance High594.11.0099
Triple Number Windward/Leeward Low1125.50.5331
Triple Number Windward/Leeward Medium807.50.7430
Triple Number Windward/Leeward High700.80.8562
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1928.41261.7939.4775.3684.4638.8605.2550.2530.5
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low871.80.6882
Triple Number Coastal/Long Distance Medium664.50.9030
Triple Number Coastal/Long Distance High594.11.0099
Triple Number Windward/Leeward Low1125.50.5331
Triple Number Windward/Leeward Medium807.50.7430
Triple Number Windward/Leeward High700.80.8562
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.40.8238
Triple Number Coastal/Long Distance Low871.80.6882
Triple Number Coastal/Long Distance Medium664.50.9030
Triple Number Coastal/Long Distance High594.11.0099
Triple Number Windward/Leeward Low1125.50.5331
Triple Number Windward/Leeward Medium807.50.7430
Triple Number Windward/Leeward High700.80.8562
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1928.41261.7939.4775.3684.4638.8605.2550.2530.5
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.40.8238
Triple Number Coastal/Long Distance Low871.80.6882
Triple Number Coastal/Long Distance Medium664.50.9030
Triple Number Coastal/Long Distance High594.11.0099
Triple Number Windward/Leeward Low1125.50.5331
Triple Number Windward/Leeward Medium807.50.7430
Triple Number Windward/Leeward High700.80.8562
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1928.41261.7939.4775.3684.4638.8605.2550.2530.5
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low871.8
Triple Number Coastal/Long Distance Medium664.5
Triple Number Coastal/Long Distance High594.1
Triple Number Windward/Leeward Low1125.5
Triple Number Windward/Leeward Medium807.5
Triple Number Windward/Leeward High700.8
Predominantly Upwind711.5
Predominantly Downwind693.7
Predominantly Reaching659.4
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.40.8238
Triple Number Coastal/Long Distance Low871.80.6882
Triple Number Coastal/Long Distance Medium664.50.9030
Triple Number Coastal/Long Distance High594.11.0099
Triple Number Windward/Leeward Low1125.50.5331
Triple Number Windward/Leeward Medium807.50.7430
Triple Number Windward/Leeward High700.80.8562
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1928.41261.7939.4775.3684.4638.8605.2550.2530.5
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6882
Triple Number Coastal/Long Distance Medium0.9030
Triple Number Coastal/Long Distance High1.0099
Triple Number Windward/Leeward Low0.5331
Triple Number Windward/Leeward Medium0.7430
Triple Number Windward/Leeward High0.8562
Coastal/Long Distance0.8238
Predominantly Upwind0.8432
Predominantly Downwind0.8650
For information
General Purpose Handicap (GPH)754.0
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.8960
Distanseseilas Trippeltall svak vind0.6882
Distanseseilas Trippeltall mellomvind0.9030
Distanseseilas Trippeltall sterk vind1.0099
Pølsebane Trippeltall svak vind0.5331
Pølsebane Trippeltall mellomvind0.7430
Pølsebane Trippeltall sterk vind0.8562
Motvind Singeltall0.8432
Medvind Singeltall0.8650
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low871.80.6882
Triple Number Coastal/Long Distance Medium664.50.9030
Triple Number Coastal/Long Distance High594.11.0099
Triple Number Windward/Leeward Low1125.50.5331
Triple Number Windward/Leeward Medium807.50.7430
Triple Number Windward/Leeward High700.80.8562
Coastal/Long Distance728.40.8238
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind711.50.8432
Predominantly Downwind693.70.8650
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore674.00.8902
Cape Doctor Coastal565.41.0612
Triple Number Coastal/Long Distance Low871.80.6882
Triple Number Coastal/Long Distance Medium664.50.9030
Triple Number Coastal/Long Distance High594.11.0099
Triple Number Windward/Leeward Low1125.50.5331
Triple Number Windward/Leeward Medium807.50.7430
Triple Number Windward/Leeward High700.80.8562
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6882
Triple Number Coastal/Long Distance Medium0.9030
Triple Number Coastal/Long Distance High1.0099
Triple Number Windward/Leeward Low0.5331
Triple Number Windward/Leeward Medium0.7430
Triple Number Windward/Leeward High0.8562
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6882
Triple Number Coastal/Long Distance Medium0.9030
Triple Number Coastal/Long Distance High1.0099
Triple Number Windward/Leeward Low0.5331
Triple Number Windward/Leeward Medium0.7430
Triple Number Windward/Leeward High0.8562
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.40.8238
Triple Number Coastal/Long Distance Low871.80.6882
Triple Number Coastal/Long Distance Medium664.50.9030
Triple Number Coastal/Long Distance High594.11.0099
Triple Number Windward/Leeward Low1125.50.5331
Triple Number Windward/Leeward Medium807.50.7430
Triple Number Windward/Leeward High700.80.8562
Predominantly Upwind711.50.8432
Predominantly Downwind693.70.8650
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1928.41261.7939.4775.3684.4638.8605.2550.2530.5
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.40.8238
Triple Number Coastal/Long Distance Low871.80.6882
Triple Number Coastal/Long Distance Medium664.50.9030
Triple Number Coastal/Long Distance High594.11.0099
Triple Number Windward/Leeward Low1125.50.5331
Triple Number Windward/Leeward Medium807.50.7430
Triple Number Windward/Leeward High700.80.8562
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1928.41261.7939.4775.3684.4638.8605.2550.2530.5
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low871.90.6882
Triple Number AP Medium664.60.9029
Triple Number AP High594.11.0099
Triple Number Windward/Leeward Low1177.90.5094
Triple Number Windward/Leeward Medium807.50.7430
Triple Number Windward/Leeward High700.80.8562
Single Number Predominant Upwind740.90.8098
Single Number Predominant Reaching671.20.8939
Single Number Predominant Downwind729.60.8224
Predominant Upwind - Low1019.10.5887
Predominant Upwind - Low/Med778.20.7710
Predominant Upwind - Medium687.80.8724
Predominant Upwind - Med/High646.80.9277
Predominant Upwind - High633.80.9467
Predominant Downwind Low1106.50.5423
Predominant Downwind Low/Med797.60.7523
Predominant Downwind Medium665.70.9013
Predominant Downwind Med/High589.41.0180
Predominant Downwind High550.81.0893
Predominant Reaching Low942.30.6367
Predominant Reaching Low/Med714.10.8402
Predominant Reaching Medium624.20.9612
Predominant Reaching Med/High573.61.0461
Predominant Reaching High546.61.0978
SA/DSPL Upwind22.27SA/DSPL Downwind22.27
Scoring OptionTODTOT
5-Band Windward/Leeward Low1324.50.4530
5-Band Windward/Leeward Low/Med951.10.6308
5-Band Windward/Leeward Medium791.90.7577
5-Band Windward/Leeward Med/High709.60.8455
5-Band Windward/Leeward High682.30.8794
Windward/Leeward 60-40 Low1308.90.4584
Windward/Leeward 60-40 Low/Med951.50.6306
Windward/Leeward 60-40 Medium802.80.7473
Windward/Leeward 60-40 Med/High730.40.8215
Windward/Leeward 60-40 High709.50.8457
5-Band AP Low978.80.6130
5-Band AP Low/Med756.50.7932
5-Band AP Medium654.80.9163
5-Band AP Med/High601.30.9979
5-Band AP High576.81.0403
5-Band SF Bay Tour - Low1132.00.5300
5-Band SF Bay Tour - Low/Med908.90.6601
5-Band SF Bay Tour - Medium767.70.7815
5-Band SF Bay Tour - Med/High697.80.8598
5-Band SF Bay Tour - High673.30.8911
Chicago-Mac Upwind0.7863
Chicago-Mac All Purpose0.7928
Chicago-Mac Downwind0.7907
Bayview-Mac Cove Island0.5719
Bayview-Mac Shore0.5784
Harvest Moon Regatta585.61.0245
Non Spin/HSFClub Certificate2025
ExpenserNOR 950
Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassEXPRESSMeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.798Max. Beam2.524Draft1.438Displacement1,863Wetted area12.77IMS L6.985LSM06.688Acc. length7.798Sink (kg/mm) 9.33
VCGD-0.020VCGM0.009RM Rated (kg·m) 30.0Limit of positive stability(°) N/AStability IndexN/ADefault crew weight388Declared crew weight385
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders1Rotating mastNo
P9.500IG9.830ISP9.795MDT10.090MDL10.130MDT20.090MDL20.130TL0.000MW0.000GO0.000
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
Non Spin/HSFClub Certificate2025
ExpenserNOR 950
Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment1-2020081011000.150.701.292.092.8018.8110/08/2020
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment1-2020081011000.070.000.971.630.003.298.90YesNo 14.9610/08/2020
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.