Double HandedClub Certificate2025
Basse 2NOR 15964
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 Angles42.1°42.1°39.9°37.8°38.1°38.1°37.8°37.9°39.4°
Beat VMG2.253.073.663.984.084.144.204.244.15
52°3.474.595.315.665.815.926.026.146.11
60°3.704.815.475.876.096.236.356.516.54
75°3.844.945.596.106.526.756.967.267.43
90°3.764.965.736.256.737.267.618.168.56
110°3.805.035.896.687.457.968.459.4210.36
120°3.674.905.776.567.508.419.1710.6111.91
135°3.204.435.406.096.897.868.9112.3013.84
150°2.643.784.765.516.116.807.6410.4813.45
Run VMG2.293.274.124.785.295.896.629.0811.65
Gybe Angles145.1°145.1°148.7°151.6°150.3°146.4°145.9°138.6°144.5°
APH ToD:636.7CDL: 5.651APH ToT: 0.9424CertNo:674764
BOAT
ClassSeascape 18DesignerManuardBuilderIssaAge dateSeries date01/2012Offset fileseasc18.od.offData file674764
HULL
Length Overall5.550 mMaximum Beam2.382 mDraft1.500 mDisplacement500 kgDLR2.8691IMS DivisionCruiser/RacerDynamic Allowance0.000%Age Allowance0.422%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight170 kg(default)Minimum weight120 kg ✱ when appliedNon Manual PowerNoCrew Arm ExtensionLoose or no lifelines
SAIL AREAS (m²)
MeasuredRatedMainsail14.0615.21Headsail Luffed9.699.69Headsail FlyingSymmetricAsymmetric35.2927.66 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail3.31Storm Jib2.23Heavy Weather Jib6.01
SAIL LIMITS
Headsails5
✱ One set on the forestay
Spinnakers4
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
Basse 2NOR 15964
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 VMG1599.21174.1983.5903.6881.5869.0857.6849.1867.2
52°1036.6783.7678.2636.0619.8607.8598.1586.5589.0
60°973.9749.0658.3613.4591.5578.1567.3552.7550.4
75°938.3728.0643.7590.0552.3533.2517.2496.0484.8
90°958.6726.5627.8575.7535.2495.7472.8441.3420.5
110°946.6715.5611.5538.9483.4452.0426.1382.2347.4
120°980.2734.8623.7548.9479.8427.8392.6339.4302.3
135°1123.8811.9667.2590.9522.8458.2404.2292.8260.1
150°1361.3953.0756.2653.4589.4529.3471.0343.4267.6
Run VMG1570.61100.4873.2753.2680.4611.2543.9396.6309.0
Selected Courses
Windward / Leeward1583.61137.3928.3828.4780.9740.1700.7622.8588.1
All purpose1201.5884.1739.7666.3622.5587.5557.9504.2479.8
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward798.90.7510
All purpose636.70.9424
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low811.90.7390
Triple Number Coastal/Long Distance Medium638.10.9403
Triple Number Coastal/Long Distance High545.21.1006
Triple Number Windward/Leeward Low1032.70.5810
Triple Number Windward/Leeward Medium798.80.7511
Triple Number Windward/Leeward High681.40.8806
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance693.40.8653
Triple Number Coastal/Long Distance Low811.90.7390
Triple Number Coastal/Long Distance Medium638.10.9403
Triple Number Coastal/Long Distance High545.21.1006
Triple Number Windward/Leeward Low1032.70.5810
Triple Number Windward/Leeward Medium798.80.7511
Triple Number Windward/Leeward High681.40.8806
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1669.11133.6875.9748.1669.1611.1559.4470.2441.7
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6443
Downwind "popa"0.8470
70% up, 30% down "Ilhabela"0.6942
30% up, 70% down "Ilhabela-inverso"0.7740
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low811.90.7390
Triple Number Coastal/Long Distance Medium638.10.9403
Triple Number Coastal/Long Distance High545.21.1006
Triple Number Windward/Leeward Low1032.70.5810
Triple Number Windward/Leeward Medium798.80.7511
Triple Number Windward/Leeward High681.40.8806
Predominantly Upwind708.00.8474
Predominantly Downwind635.40.9443
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low811.90.7390
Triple Number AP Medium638.20.9402
Triple Number AP High545.21.1006
Triple Number Windward/Leeward Low1078.00.5566
Triple Number Windward/Leeward Medium798.80.7511
Triple Number Windward/Leeward High681.40.8806
Single Number Predominant Upwind729.50.8225
Single Number Predominant Reaching621.10.9660
Single Number Predominant Downwind654.20.9171
Predominant Upwind - Low974.20.6159
Predominant Upwind - Low/Med766.60.7827
Predominant Upwind - Medium689.80.8698
Predominant Upwind - Med/High638.40.9398
Predominant Upwind - High606.10.9899
Predominant Downwind Low964.70.6220
Predominant Downwind Low/Med727.90.8243
Predominant Downwind Medium618.40.9703
Predominant Downwind Med/High517.11.1602
Predominant Downwind High433.91.3827
Predominant Reaching Low867.00.6921
Predominant Reaching Low/Med676.20.8874
Predominant Reaching Medium589.61.0176
Predominant Reaching Med/High514.41.1664
Predominant Reaching High461.01.3014
SA/DSPL Upwind37.83SA/DSPL Downwind78.56
Scoring OptionTODTOT
5-Band Windward/Leeward Low1196.90.5013
5-Band Windward/Leeward Low/Med902.10.6651
5-Band Windward/Leeward Medium787.40.7620
5-Band Windward/Leeward Med/High701.00.8559
5-Band Windward/Leeward High630.30.9520
Windward/Leeward 60-40 Low1204.10.4983
Windward/Leeward 60-40 Low/Med915.30.6555
Windward/Leeward 60-40 Medium807.80.7428
Windward/Leeward 60-40 Med/High732.80.8188
Windward/Leeward 60-40 High675.00.8889
5-Band AP Low889.10.6748
5-Band AP Low/Med717.80.8359
5-Band AP Medium628.20.9551
5-Band AP Med/High559.31.0728
5-Band AP High509.31.1782
5-Band SF Bay Tour - Low1037.60.5783
5-Band SF Bay Tour - Low/Med863.70.6947
5-Band SF Bay Tour - Medium756.80.7928
5-Band SF Bay Tour - Med/High677.40.8858
5-Band SF Bay Tour - High615.60.9746
Chicago-Mac Upwind0.7981
Chicago-Mac All Purpose0.8381
Chicago-Mac Downwind0.8748
Bayview-Mac Cove Island0.6205
Bayview-Mac Shore0.6248
Harvest Moon Regatta517.71.1590
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance693.40.8653
Triple Number Coastal/Long Distance Low811.90.7390
Triple Number Coastal/Long Distance Medium638.10.9403
Triple Number Coastal/Long Distance High545.21.1006
Triple Number Windward/Leeward Low1032.70.5810
Triple Number Windward/Leeward Medium798.80.7511
Triple Number Windward/Leeward High681.40.8806
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1669.11133.6875.9748.1669.1611.1559.4470.2441.7
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance693.40.8653
Triple Number Coastal/Long Distance Low811.90.7390
Triple Number Coastal/Long Distance Medium638.10.9403
Triple Number Coastal/Long Distance High545.21.1006
Triple Number Windward/Leeward Low1032.70.5810
Triple Number Windward/Leeward Medium798.80.7511
Triple Number Windward/Leeward High681.40.8806
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1669.11133.6875.9748.1669.1611.1559.4470.2441.7
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance693.4
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1669.11133.6875.9748.1669.1611.1559.4470.2441.7
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low811.90.7390
Triple Number Coastal/Long Distance Medium638.10.9403
Triple Number Coastal/Long Distance High545.21.1006
Triple Number Windward/Leeward Low1032.70.5810
Triple Number Windward/Leeward Medium798.80.7511
Triple Number Windward/Leeward High681.40.8806
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating693.40.8653
FinRating, kevyt tuuli1175.10.8510
FinRating, kova tuuli508.70.9828
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low811.90.7390
Triple Number Coastal/Long Distance Medium638.10.9403
Triple Number Coastal/Long Distance High545.21.1006
Triple Number Windward/Leeward Low1032.70.5810
Triple Number Windward/Leeward Medium798.80.7511
Triple Number Windward/Leeward High681.40.8806
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8653
Triple Number Coastal/Long Distance Low0.7390
Triple Number Coastal/Long Distance Medium0.9403
Triple Number Coastal/Long Distance High1.1006
Triple Number Windward/Leeward Low0.5810
Triple Number Windward/Leeward Medium0.7511
Triple Number Windward/Leeward High0.8806
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1669.11133.6875.9748.1669.1611.1559.4470.2441.7
For information
General Purpose Handicap (GPH)713.4
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance693.40.8653
Triple Number Coastal/Long Distance Low811.90.7390
Triple Number Coastal/Long Distance Medium638.10.9403
Triple Number Coastal/Long Distance High545.21.1006
Triple Number Windward/Leeward Low1032.70.5810
Triple Number Windward/Leeward Medium798.80.7511
Triple Number Windward/Leeward High681.40.8806
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1669.11133.6875.9748.1669.1611.1559.4470.2441.7
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low811.90.7390
Triple Number Coastal/Long Distance Medium638.10.9403
Triple Number Coastal/Long Distance High545.21.1006
Triple Number Windward/Leeward Low1032.70.5810
Triple Number Windward/Leeward Medium798.80.7511
Triple Number Windward/Leeward High681.40.8806
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance693.40.8653
Triple Number Coastal/Long Distance Low811.90.7390
Triple Number Coastal/Long Distance Medium638.10.9403
Triple Number Coastal/Long Distance High545.21.1006
Triple Number Windward/Leeward Low1032.70.5810
Triple Number Windward/Leeward Medium798.80.7511
Triple Number Windward/Leeward High681.40.8806
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1669.11133.6875.9748.1669.1611.1559.4470.2441.7
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance693.40.8653
Triple Number Coastal/Long Distance Low811.90.7390
Triple Number Coastal/Long Distance Medium638.10.9403
Triple Number Coastal/Long Distance High545.21.1006
Triple Number Windward/Leeward Low1032.70.5810
Triple Number Windward/Leeward Medium798.80.7511
Triple Number Windward/Leeward High681.40.8806
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1669.11133.6875.9748.1669.1611.1559.4470.2441.7
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low811.9
Triple Number Coastal/Long Distance Medium638.1
Triple Number Coastal/Long Distance High545.2
Triple Number Windward/Leeward Low1032.7
Triple Number Windward/Leeward Medium798.8
Triple Number Windward/Leeward High681.4
Predominantly Upwind708.0
Predominantly Downwind635.4
Predominantly Reaching610.1
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance693.40.8653
Triple Number Coastal/Long Distance Low811.90.7390
Triple Number Coastal/Long Distance Medium638.10.9403
Triple Number Coastal/Long Distance High545.21.1006
Triple Number Windward/Leeward Low1032.70.5810
Triple Number Windward/Leeward Medium798.80.7511
Triple Number Windward/Leeward High681.40.8806
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1669.11133.6875.9748.1669.1611.1559.4470.2441.7
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7390
Triple Number Coastal/Long Distance Medium0.9403
Triple Number Coastal/Long Distance High1.1006
Triple Number Windward/Leeward Low0.5810
Triple Number Windward/Leeward Medium0.7511
Triple Number Windward/Leeward High0.8806
Coastal/Long Distance0.8653
Predominantly Upwind0.8474
Predominantly Downwind0.9443
For information
General Purpose Handicap (GPH)713.4
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9424
Distanseseilas Trippeltall svak vind0.7390
Distanseseilas Trippeltall mellomvind0.9403
Distanseseilas Trippeltall sterk vind1.1006
Pølsebane Trippeltall svak vind0.5810
Pølsebane Trippeltall mellomvind0.7511
Pølsebane Trippeltall sterk vind0.8806
Motvind Singeltall0.8474
Medvind Singeltall0.9443
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low811.90.7390
Triple Number Coastal/Long Distance Medium638.10.9403
Triple Number Coastal/Long Distance High545.21.1006
Triple Number Windward/Leeward Low1032.70.5810
Triple Number Windward/Leeward Medium798.80.7511
Triple Number Windward/Leeward High681.40.8806
Coastal/Long Distance693.40.8653
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind708.00.8474
Predominantly Downwind635.40.9443
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore598.51.0025
Cape Doctor Coastal487.11.2318
Triple Number Coastal/Long Distance Low811.90.7390
Triple Number Coastal/Long Distance Medium638.10.9403
Triple Number Coastal/Long Distance High545.21.1006
Triple Number Windward/Leeward Low1032.70.5810
Triple Number Windward/Leeward Medium798.80.7511
Triple Number Windward/Leeward High681.40.8806
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7390
Triple Number Coastal/Long Distance Medium0.9403
Triple Number Coastal/Long Distance High1.1006
Triple Number Windward/Leeward Low0.5810
Triple Number Windward/Leeward Medium0.7511
Triple Number Windward/Leeward High0.8806
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7390
Triple Number Coastal/Long Distance Medium0.9403
Triple Number Coastal/Long Distance High1.1006
Triple Number Windward/Leeward Low0.5810
Triple Number Windward/Leeward Medium0.7511
Triple Number Windward/Leeward High0.8806
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance693.40.8653
Triple Number Coastal/Long Distance Low811.90.7390
Triple Number Coastal/Long Distance Medium638.10.9403
Triple Number Coastal/Long Distance High545.21.1006
Triple Number Windward/Leeward Low1032.70.5810
Triple Number Windward/Leeward Medium798.80.7511
Triple Number Windward/Leeward High681.40.8806
Predominantly Upwind708.00.8474
Predominantly Downwind635.40.9443
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1669.11133.6875.9748.1669.1611.1559.4470.2441.7
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance693.40.8653
Triple Number Coastal/Long Distance Low811.90.7390
Triple Number Coastal/Long Distance Medium638.10.9403
Triple Number Coastal/Long Distance High545.21.1006
Triple Number Windward/Leeward Low1032.70.5810
Triple Number Windward/Leeward Medium798.80.7511
Triple Number Windward/Leeward High681.40.8806
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1669.11133.6875.9748.1669.1611.1559.4470.2441.7
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low811.90.7390
Triple Number AP Medium638.20.9402
Triple Number AP High545.21.1006
Triple Number Windward/Leeward Low1078.00.5566
Triple Number Windward/Leeward Medium798.80.7511
Triple Number Windward/Leeward High681.40.8806
Single Number Predominant Upwind729.50.8225
Single Number Predominant Reaching621.10.9660
Single Number Predominant Downwind654.20.9171
Predominant Upwind - Low974.20.6159
Predominant Upwind - Low/Med766.60.7827
Predominant Upwind - Medium689.80.8698
Predominant Upwind - Med/High638.40.9398
Predominant Upwind - High606.10.9899
Predominant Downwind Low964.70.6220
Predominant Downwind Low/Med727.90.8243
Predominant Downwind Medium618.40.9703
Predominant Downwind Med/High517.11.1602
Predominant Downwind High433.91.3827
Predominant Reaching Low867.00.6921
Predominant Reaching Low/Med676.20.8874
Predominant Reaching Medium589.61.0176
Predominant Reaching Med/High514.41.1664
Predominant Reaching High461.01.3014
SA/DSPL Upwind37.83SA/DSPL Downwind78.56
Scoring OptionTODTOT
5-Band Windward/Leeward Low1196.90.5013
5-Band Windward/Leeward Low/Med902.10.6651
5-Band Windward/Leeward Medium787.40.7620
5-Band Windward/Leeward Med/High701.00.8559
5-Band Windward/Leeward High630.30.9520
Windward/Leeward 60-40 Low1204.10.4983
Windward/Leeward 60-40 Low/Med915.30.6555
Windward/Leeward 60-40 Medium807.80.7428
Windward/Leeward 60-40 Med/High732.80.8188
Windward/Leeward 60-40 High675.00.8889
5-Band AP Low889.10.6748
5-Band AP Low/Med717.80.8359
5-Band AP Medium628.20.9551
5-Band AP Med/High559.31.0728
5-Band AP High509.31.1782
5-Band SF Bay Tour - Low1037.60.5783
5-Band SF Bay Tour - Low/Med863.70.6947
5-Band SF Bay Tour - Medium756.80.7928
5-Band SF Bay Tour - Med/High677.40.8858
5-Band SF Bay Tour - High615.60.9746
Chicago-Mac Upwind0.7981
Chicago-Mac All Purpose0.8381
Chicago-Mac Downwind0.8748
Bayview-Mac Cove Island0.6205
Bayview-Mac Shore0.6248
Harvest Moon Regatta517.71.1590
Double HandedClub Certificate2025
Basse 2NOR 15964
Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassSeascape 18MeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA5.550Max. Beam2.382Draft1.500Displacement500Wetted area7.41IMS L5.562LSM05.584Acc. length5.560Sink (kg/mm) 6.32
VCGD0.054VCGM0.055RM Rated (kg·m) 13.3Limit of positive stability(°) N/AStability IndexN/ADefault crew weight170Declared crew weightN/A
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionFixedInner stayNone FittedMast materialCarbonSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders0Rotating mastNo
P6.650IG6.670ISP6.970MDT10.078MDL10.080MDT20.000MDL20.000TL0.000MW0.000GO0.000
E2.840J2.420BAS1.110FSD0.000SFJ0.000SPL0.000WPLTPS3.700BD0.000MWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date01/04/2015
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Double HandedClub Certificate2025
Basse 2NOR 15964
Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment1-2020051213361.570.001.852.302.6014.0612/05/2020
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment1-2020051213370.000.000.001.300.002.906.75NoNo 9.6912/05/2020
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment1-2020051213387.650.007.655.440.00Infinity%35.2912/05/2020
CRUISER/RACER REQUIREMENTS*
Accommodation length5.6 mTable area0.22 m²Headroom1.40 mMinimum number of berths2Personal gear stowage0.08 m³Fresh water capacity-4 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.