Double HandedClub Certificate2025
NNNOR 3279
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 Angles42.4°42.4°40.4°39.5°39.5°39.5°39.5°40.2°41.8°
Beat VMG2.092.823.343.653.813.873.903.893.81
52°3.224.234.875.245.445.525.565.605.59
60°3.394.425.045.385.585.695.745.805.80
75°3.484.535.165.515.745.906.016.136.19
90°3.354.465.195.605.816.006.186.436.58
110°3.364.505.275.716.036.306.506.776.85
120°3.224.355.165.655.996.326.627.127.43
135°2.853.944.815.425.816.166.507.228.06
150°2.413.444.335.035.535.876.206.877.68
Run VMG2.082.983.764.435.005.425.766.366.97
Gybe Angles149.3°149.3°153.7°158.8°165.1°172.7°177.2°177.2°175.7°
APH ToD:714.7CDL: 5.388APH ToT: 0.8395CertNo:4285
BOAT
ClassL 23DesignerLarsOlsenBuilderÅges BaadbyggeriAge dateSeries date01/1979Offset fileCBL23.OFFData file4285
HULL
Length Overall7.160 mMaximum Beam2.432 mDraft1.309 mDisplacement1,547 kgDLR8.1192IMS DivisionCruiser/RacerDynamic Allowance0.400%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight170 kg(default)Minimum weight120 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail12.6112.84Headsail Luffed17.5117.51Headsail FlyingSymmetric35.5135.51Asymmetric
STORM SAIL AREAS (m²)
Trysail3.39Storm Jib3.75Heavy Weather Jib10.13
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
NNNOR 3279
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 VMG1719.01275.91079.1986.5944.7929.7923.3924.9944.0
52°1118.4850.3738.7687.0662.1651.8647.1642.7644.3
60°1061.9814.5714.7668.5645.2633.0627.6620.8620.4
75°1033.3794.0698.0653.0627.5610.2599.4587.4581.5
90°1073.2807.5693.9643.1619.6600.3582.2559.9547.5
110°1069.9800.0683.4630.9597.4571.6553.8531.9525.6
120°1118.5826.7697.1637.3600.7569.9544.1505.6484.7
135°1262.5913.2749.1663.8619.4584.4553.6498.8446.7
150°1491.21047.5832.1715.1651.1612.9580.5524.2468.5
Run VMG1728.11209.5956.7813.4720.5663.6625.2566.3516.3
Selected Courses
Windward / Leeward1721.21242.71017.9900.0832.6796.7774.3745.6730.1
All purpose1319.7971.9814.1735.4692.9667.7649.9625.4610.6
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward867.70.6914
All purpose714.70.8395
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low893.00.6719
Triple Number Coastal/Long Distance Medium710.80.8441
Triple Number Coastal/Long Distance High645.10.9301
Triple Number Windward/Leeward Low1130.40.5308
Triple Number Windward/Leeward Medium861.60.6964
Triple Number Windward/Leeward High769.10.7801
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance773.30.7759
Triple Number Coastal/Long Distance Low893.00.6719
Triple Number Coastal/Long Distance Medium710.80.8441
Triple Number Coastal/Long Distance High645.10.9301
Triple Number Windward/Leeward Low1130.40.5308
Triple Number Windward/Leeward Medium861.60.6964
Triple Number Windward/Leeward High769.10.7801
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1814.51239.4961.2819.3738.0692.9655.9595.1578.6
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.5945
Downwind "popa"0.7560
70% up, 30% down "Ilhabela"0.6353
30% up, 70% down "Ilhabela-inverso"0.6991
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low893.00.6719
Triple Number Coastal/Long Distance Medium710.80.8441
Triple Number Coastal/Long Distance High645.10.9301
Triple Number Windward/Leeward Low1130.40.5308
Triple Number Windward/Leeward Medium861.60.6964
Triple Number Windward/Leeward High769.10.7801
Predominantly Upwind777.00.7722
Predominantly Downwind715.70.8384
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low893.00.6719
Triple Number AP Medium710.90.8440
Triple Number AP High645.10.9301
Triple Number Windward/Leeward Low1177.80.5094
Triple Number Windward/Leeward Medium861.60.6964
Triple Number Windward/Leeward High769.10.7801
Single Number Predominant Upwind804.60.7457
Single Number Predominant Reaching710.00.8451
Single Number Predominant Downwind744.80.8056
Predominant Upwind - Low1064.80.5635
Predominant Upwind - Low/Med839.10.7151
Predominant Upwind - Medium755.80.7938
Predominant Upwind - Med/High716.10.8379
Predominant Upwind - High700.40.8567
Predominant Downwind Low1066.20.5627
Predominant Downwind Low/Med803.40.7468
Predominant Downwind Medium693.00.8659
Predominant Downwind Med/High623.40.9625
Predominant Downwind High580.81.0331
Predominant Reaching Low959.10.6256
Predominant Reaching Low/Med749.50.8005
Predominant Reaching Medium668.40.8976
Predominant Reaching Med/High618.80.9696
Predominant Reaching High588.71.0191
SA/DSPL Upwind22.48SA/DSPL Downwind35.92
Scoring OptionTODTOT
5-Band Windward/Leeward Low1306.70.4592
5-Band Windward/Leeward Low/Med982.10.6109
5-Band Windward/Leeward Medium848.40.7072
5-Band Windward/Leeward Med/High778.10.7711
5-Band Windward/Leeward High747.90.8022
Windward/Leeward 60-40 Low1312.90.4570
Windward/Leeward 60-40 Low/Med996.80.6019
Windward/Leeward 60-40 Medium870.50.6893
Windward/Leeward 60-40 Med/High807.80.7428
Windward/Leeward 60-40 High783.90.7654
5-Band AP Low980.10.6122
5-Band AP Low/Med791.70.7579
5-Band AP Medium702.20.8544
5-Band AP Med/High652.40.9198
5-Band AP High627.10.9568
5-Band SF Bay Tour - Low1136.50.5279
5-Band SF Bay Tour - Low/Med944.70.6351
5-Band SF Bay Tour - Medium825.40.7269
5-Band SF Bay Tour - Med/High763.40.7859
5-Band SF Bay Tour - High735.60.8156
Chicago-Mac Upwind0.7257
Chicago-Mac All Purpose0.7537
Chicago-Mac Downwind0.7785
Bayview-Mac Cove Island0.5655
Bayview-Mac Shore0.5692
Harvest Moon Regatta621.60.9652
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance773.30.7759
Triple Number Coastal/Long Distance Low893.00.6719
Triple Number Coastal/Long Distance Medium710.80.8441
Triple Number Coastal/Long Distance High645.10.9301
Triple Number Windward/Leeward Low1130.40.5308
Triple Number Windward/Leeward Medium861.60.6964
Triple Number Windward/Leeward High769.10.7801
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1814.51239.4961.2819.3738.0692.9655.9595.1578.6
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance773.30.7759
Triple Number Coastal/Long Distance Low893.00.6719
Triple Number Coastal/Long Distance Medium710.80.8441
Triple Number Coastal/Long Distance High645.10.9301
Triple Number Windward/Leeward Low1130.40.5308
Triple Number Windward/Leeward Medium861.60.6964
Triple Number Windward/Leeward High769.10.7801
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1814.51239.4961.2819.3738.0692.9655.9595.1578.6
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance773.3
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1814.51239.4961.2819.3738.0692.9655.9595.1578.6
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low893.00.6719
Triple Number Coastal/Long Distance Medium710.80.8441
Triple Number Coastal/Long Distance High645.10.9301
Triple Number Windward/Leeward Low1130.40.5308
Triple Number Windward/Leeward Medium861.60.6964
Triple Number Windward/Leeward High769.10.7801
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating766.10.7831
FinRating, kevyt tuuli1284.80.7783
FinRating, kova tuuli630.20.7934
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low893.00.6719
Triple Number Coastal/Long Distance Medium710.80.8441
Triple Number Coastal/Long Distance High645.10.9301
Triple Number Windward/Leeward Low1130.40.5308
Triple Number Windward/Leeward Medium861.60.6964
Triple Number Windward/Leeward High769.10.7801
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.7759
Triple Number Coastal/Long Distance Low0.6719
Triple Number Coastal/Long Distance Medium0.8441
Triple Number Coastal/Long Distance High0.9301
Triple Number Windward/Leeward Low0.5308
Triple Number Windward/Leeward Medium0.6964
Triple Number Windward/Leeward High0.7801
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1814.51239.4961.2819.3738.0692.9655.9595.1578.6
For information
General Purpose Handicap (GPH)796.4
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance773.30.7759
Triple Number Coastal/Long Distance Low893.00.6719
Triple Number Coastal/Long Distance Medium710.80.8441
Triple Number Coastal/Long Distance High645.10.9301
Triple Number Windward/Leeward Low1130.40.5308
Triple Number Windward/Leeward Medium861.60.6964
Triple Number Windward/Leeward High769.10.7801
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1814.51239.4961.2819.3738.0692.9655.9595.1578.6
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low893.00.6719
Triple Number Coastal/Long Distance Medium710.80.8441
Triple Number Coastal/Long Distance High645.10.9301
Triple Number Windward/Leeward Low1130.40.5308
Triple Number Windward/Leeward Medium861.60.6964
Triple Number Windward/Leeward High769.10.7801
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance773.30.7759
Triple Number Coastal/Long Distance Low893.00.6719
Triple Number Coastal/Long Distance Medium710.80.8441
Triple Number Coastal/Long Distance High645.10.9301
Triple Number Windward/Leeward Low1130.40.5308
Triple Number Windward/Leeward Medium861.60.6964
Triple Number Windward/Leeward High769.10.7801
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1814.51239.4961.2819.3738.0692.9655.9595.1578.6
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance773.30.7759
Triple Number Coastal/Long Distance Low893.00.6719
Triple Number Coastal/Long Distance Medium710.80.8441
Triple Number Coastal/Long Distance High645.10.9301
Triple Number Windward/Leeward Low1130.40.5308
Triple Number Windward/Leeward Medium861.60.6964
Triple Number Windward/Leeward High769.10.7801
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1814.51239.4961.2819.3738.0692.9655.9595.1578.6
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low893.0
Triple Number Coastal/Long Distance Medium710.8
Triple Number Coastal/Long Distance High645.1
Triple Number Windward/Leeward Low1130.4
Triple Number Windward/Leeward Medium861.6
Triple Number Windward/Leeward High769.1
Predominantly Upwind777.0
Predominantly Downwind715.7
Predominantly Reaching693.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance773.30.7759
Triple Number Coastal/Long Distance Low893.00.6719
Triple Number Coastal/Long Distance Medium710.80.8441
Triple Number Coastal/Long Distance High645.10.9301
Triple Number Windward/Leeward Low1130.40.5308
Triple Number Windward/Leeward Medium861.60.6964
Triple Number Windward/Leeward High769.10.7801
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1814.51239.4961.2819.3738.0692.9655.9595.1578.6
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6719
Triple Number Coastal/Long Distance Medium0.8441
Triple Number Coastal/Long Distance High0.9301
Triple Number Windward/Leeward Low0.5308
Triple Number Windward/Leeward Medium0.6964
Triple Number Windward/Leeward High0.7801
Coastal/Long Distance0.7759
Predominantly Upwind0.7722
Predominantly Downwind0.8384
For information
General Purpose Handicap (GPH)796.4
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.8395
Distanseseilas Trippeltall svak vind0.6719
Distanseseilas Trippeltall mellomvind0.8441
Distanseseilas Trippeltall sterk vind0.9301
Pølsebane Trippeltall svak vind0.5308
Pølsebane Trippeltall mellomvind0.6964
Pølsebane Trippeltall sterk vind0.7801
Motvind Singeltall0.7722
Medvind Singeltall0.8384
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low893.00.6719
Triple Number Coastal/Long Distance Medium710.80.8441
Triple Number Coastal/Long Distance High645.10.9301
Triple Number Windward/Leeward Low1130.40.5308
Triple Number Windward/Leeward Medium861.60.6964
Triple Number Windward/Leeward High769.10.7801
Coastal/Long Distance773.30.7759
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind777.00.7722
Predominantly Downwind715.70.8384
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore734.80.8166
Cape Doctor Coastal615.00.9755
Triple Number Coastal/Long Distance Low893.00.6719
Triple Number Coastal/Long Distance Medium710.80.8441
Triple Number Coastal/Long Distance High645.10.9301
Triple Number Windward/Leeward Low1130.40.5308
Triple Number Windward/Leeward Medium861.60.6964
Triple Number Windward/Leeward High769.10.7801
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6719
Triple Number Coastal/Long Distance Medium0.8441
Triple Number Coastal/Long Distance High0.9301
Triple Number Windward/Leeward Low0.5308
Triple Number Windward/Leeward Medium0.6964
Triple Number Windward/Leeward High0.7801
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6719
Triple Number Coastal/Long Distance Medium0.8441
Triple Number Coastal/Long Distance High0.9301
Triple Number Windward/Leeward Low0.5308
Triple Number Windward/Leeward Medium0.6964
Triple Number Windward/Leeward High0.7801
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance773.30.7759
Triple Number Coastal/Long Distance Low893.00.6719
Triple Number Coastal/Long Distance Medium710.80.8441
Triple Number Coastal/Long Distance High645.10.9301
Triple Number Windward/Leeward Low1130.40.5308
Triple Number Windward/Leeward Medium861.60.6964
Triple Number Windward/Leeward High769.10.7801
Predominantly Upwind777.00.7722
Predominantly Downwind715.70.8384
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1814.51239.4961.2819.3738.0692.9655.9595.1578.6
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance773.30.7759
Triple Number Coastal/Long Distance Low893.00.6719
Triple Number Coastal/Long Distance Medium710.80.8441
Triple Number Coastal/Long Distance High645.10.9301
Triple Number Windward/Leeward Low1130.40.5308
Triple Number Windward/Leeward Medium861.60.6964
Triple Number Windward/Leeward High769.10.7801
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1814.51239.4961.2819.3738.0692.9655.9595.1578.6
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low893.00.6719
Triple Number AP Medium710.90.8440
Triple Number AP High645.10.9301
Triple Number Windward/Leeward Low1177.80.5094
Triple Number Windward/Leeward Medium861.60.6964
Triple Number Windward/Leeward High769.10.7801
Single Number Predominant Upwind804.60.7457
Single Number Predominant Reaching710.00.8451
Single Number Predominant Downwind744.80.8056
Predominant Upwind - Low1064.80.5635
Predominant Upwind - Low/Med839.10.7151
Predominant Upwind - Medium755.80.7938
Predominant Upwind - Med/High716.10.8379
Predominant Upwind - High700.40.8567
Predominant Downwind Low1066.20.5627
Predominant Downwind Low/Med803.40.7468
Predominant Downwind Medium693.00.8659
Predominant Downwind Med/High623.40.9625
Predominant Downwind High580.81.0331
Predominant Reaching Low959.10.6256
Predominant Reaching Low/Med749.50.8005
Predominant Reaching Medium668.40.8976
Predominant Reaching Med/High618.80.9696
Predominant Reaching High588.71.0191
SA/DSPL Upwind22.48SA/DSPL Downwind35.92
Scoring OptionTODTOT
5-Band Windward/Leeward Low1306.70.4592
5-Band Windward/Leeward Low/Med982.10.6109
5-Band Windward/Leeward Medium848.40.7072
5-Band Windward/Leeward Med/High778.10.7711
5-Band Windward/Leeward High747.90.8022
Windward/Leeward 60-40 Low1312.90.4570
Windward/Leeward 60-40 Low/Med996.80.6019
Windward/Leeward 60-40 Medium870.50.6893
Windward/Leeward 60-40 Med/High807.80.7428
Windward/Leeward 60-40 High783.90.7654
5-Band AP Low980.10.6122
5-Band AP Low/Med791.70.7579
5-Band AP Medium702.20.8544
5-Band AP Med/High652.40.9198
5-Band AP High627.10.9568
5-Band SF Bay Tour - Low1136.50.5279
5-Band SF Bay Tour - Low/Med944.70.6351
5-Band SF Bay Tour - Medium825.40.7269
5-Band SF Bay Tour - Med/High763.40.7859
5-Band SF Bay Tour - High735.60.8156
Chicago-Mac Upwind0.7257
Chicago-Mac All Purpose0.7537
Chicago-Mac Downwind0.7785
Bayview-Mac Cove Island0.5655
Bayview-Mac Shore0.5692
Harvest Moon Regatta621.60.9652
Double HandedClub Certificate2025
NNNOR 3279
Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassL 23MeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.160Max. Beam2.432Draft1.309Displacement1,547Wetted area11.15IMS L5.780LSM05.754Acc. length7.040Sink (kg/mm) 7.93
VCGD0.050VCGM0.045RM Rated (kg·m) 25.4Limit of positive stability(°) N/AStability IndexN/ADefault crew weight170Declared crew weightN/A
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialSingle headsail furlerNoMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders1Rotating mastNo
P8.400IG8.660ISP8.710MDT10.090MDL10.120MDT20.000MDL20.000TLNo TaperMW0.000GO0.000
E2.300J2.780BAS0.980FSDFoilSFJ0.260SPL2.880WPLTPS0.000BD0.000MWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.050Flotation Date01/01/2015
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Double HandedClub Certificate2025
NNNOR 3279
Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment4285-2004012412000.090.000.991.672.1312.6101/01/1753
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment4285-2004012412010.000.000.000.000.004.108.39NoNo 17.5101/01/1753
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment4285-2004012412028.228.228.220.000.0035.5101/01/1753
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.