Non Spin/HSFClub 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 Angles42.2°42.2°40.6°38.5°37.1°36.9°36.9°37.1°38.1°
Beat VMG2.182.973.573.984.214.284.334.394.38
52°3.324.455.225.645.956.106.216.376.44
60°3.514.655.395.816.206.416.566.786.91
75°3.644.775.485.996.486.937.187.597.85
90°3.544.695.455.996.557.197.758.519.14
110°3.114.285.185.776.357.047.839.9211.41
120°2.904.054.965.596.136.747.499.3312.77
135°2.503.564.485.225.746.266.848.2710.80
150°2.063.013.894.635.245.706.157.238.55
Run VMG1.782.643.464.214.885.415.856.858.08
Gybe Angles172.1°172.1°173.5°174.8°176.2°177.9°177.7°176.5°175.5°
APH ToD:679.1CDL: 5.837APH ToT: 0.8836CertNo: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 Allowance0.090%Age Allowance0.422%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight250 kg(default)Minimum weight130 kg ✱ when appliedNon Manual PowerNoCrew Arm ExtensionLoose or no lifelines
SAIL AREAS (m²)
MeasuredRatedMainsail14.0615.21Headsail Luffed9.699.69Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail3.31Storm Jib2.23Heavy Weather Jib6.01
SAIL LIMITS
Headsails1
✱ One set on the forestay
✱ Zero set flying
Spinnakers0
✱ No 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
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 VMG1655.11212.51008.8904.4855.5841.2831.1819.4821.8
52°1083.7808.4689.7638.2605.3590.1580.1565.4558.7
60°1024.2773.6668.4619.2580.8561.5549.0531.0520.7
75°987.9754.2656.6601.3555.2519.8501.4474.1458.8
90°1017.4768.0660.5601.5550.0500.7464.4423.2393.8
110°1158.9840.9695.4624.2567.2511.4459.8362.8315.6
120°1241.1889.7725.5643.7586.8534.4480.7385.8281.9
135°1438.71011.4803.6690.1627.2575.2526.3435.4333.4
150°1744.31194.7925.6777.3686.4631.5585.1497.6420.9
Run VMG2025.91365.21039.2854.6737.7665.0615.1525.6445.6
Selected Courses
Windward / Leeward1835.41288.91024.0879.5796.6753.1723.1672.5633.7
All purpose1378.5992.9811.4715.5655.7616.4585.4533.4493.5
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward838.30.7158
All purpose679.10.8836
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low902.10.6651
Triple Number Coastal/Long Distance Medium678.70.8840
Triple Number Coastal/Long Distance High573.71.0459
Triple Number Windward/Leeward Low1156.50.5188
Triple Number Windward/Leeward Medium832.30.7209
Triple Number Windward/Leeward High711.60.8432
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance740.00.8108
Triple Number Coastal/Long Distance Low902.10.6651
Triple Number Coastal/Long Distance Medium678.70.8840
Triple Number Coastal/Long Distance High573.71.0459
Triple Number Windward/Leeward Low1156.50.5188
Triple Number Windward/Leeward Medium832.30.7209
Triple Number Windward/Leeward High711.60.8432
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1976.91296.5968.2800.7700.4642.5591.1498.1448.2
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6489
Downwind "popa"0.7238
70% up, 30% down "Ilhabela"0.6697
30% up, 70% down "Ilhabela-inverso"0.6996
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low902.10.6651
Triple Number Coastal/Long Distance Medium678.70.8840
Triple Number Coastal/Long Distance High573.71.0459
Triple Number Windward/Leeward Low1156.50.5188
Triple Number Windward/Leeward Medium832.30.7209
Triple Number Windward/Leeward High711.60.8432
Predominantly Upwind725.70.8268
Predominantly Downwind707.10.8485
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low902.10.6651
Triple Number AP Medium678.90.8838
Triple Number AP High573.71.0459
Triple Number Windward/Leeward Low1210.40.4957
Triple Number Windward/Leeward Medium832.30.7209
Triple Number Windward/Leeward High711.60.8432
Single Number Predominant Upwind751.60.7983
Single Number Predominant Reaching671.60.8933
Single Number Predominant Downwind738.50.8124
Predominant Upwind - Low1049.00.5720
Predominant Upwind - Low/Med802.00.7481
Predominant Upwind - Medium701.10.8559
Predominant Upwind - Med/High642.40.9340
Predominant Upwind - High609.30.9847
Predominant Downwind Low1141.70.5255
Predominant Downwind Low/Med822.70.7293
Predominant Downwind Medium679.20.8834
Predominant Downwind Med/High578.61.0370
Predominant Downwind High508.01.1812
Predominant Reaching Low974.10.6159
Predominant Reaching Low/Med736.30.8149
Predominant Reaching Medium628.70.9544
Predominant Reaching Med/High547.51.0960
Predominant Reaching High492.91.2173
SA/DSPL Upwind37.83SA/DSPL Downwind37.83
Scoring OptionTODTOT
5-Band Windward/Leeward Low1360.60.4410
5-Band Windward/Leeward Low/Med978.50.6132
5-Band Windward/Leeward Medium816.00.7353
5-Band Windward/Leeward Med/High725.80.8267
5-Band Windward/Leeward High674.50.8895
Windward/Leeward 60-40 Low1342.90.4468
Windward/Leeward 60-40 Low/Med978.60.6131
Windward/Leeward 60-40 Medium827.20.7253
Windward/Leeward 60-40 Med/High747.20.8030
Windward/Leeward 60-40 High704.00.8523
5-Band AP Low1012.20.5928
5-Band AP Low/Med781.30.7679
5-Band AP Medium666.20.9006
5-Band AP Med/High587.81.0208
5-Band AP High535.51.1204
5-Band SF Bay Tour - Low1164.00.5155
5-Band SF Bay Tour - Low/Med937.20.6402
5-Band SF Bay Tour - Medium791.30.7582
5-Band SF Bay Tour - Med/High708.40.8470
5-Band SF Bay Tour - High657.90.9120
Chicago-Mac Upwind0.7711
Chicago-Mac All Purpose0.7786
Chicago-Mac Downwind0.7760
Bayview-Mac Cove Island0.5563
Bayview-Mac Shore0.5628
Harvest Moon Regatta570.31.0520
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance740.00.8108
Triple Number Coastal/Long Distance Low902.10.6651
Triple Number Coastal/Long Distance Medium678.70.8840
Triple Number Coastal/Long Distance High573.71.0459
Triple Number Windward/Leeward Low1156.50.5188
Triple Number Windward/Leeward Medium832.30.7209
Triple Number Windward/Leeward High711.60.8432
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1976.91296.5968.2800.7700.4642.5591.1498.1448.2
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance740.00.8108
Triple Number Coastal/Long Distance Low902.10.6651
Triple Number Coastal/Long Distance Medium678.70.8840
Triple Number Coastal/Long Distance High573.71.0459
Triple Number Windward/Leeward Low1156.50.5188
Triple Number Windward/Leeward Medium832.30.7209
Triple Number Windward/Leeward High711.60.8432
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1976.91296.5968.2800.7700.4642.5591.1498.1448.2
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance740.0
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1976.91296.5968.2800.7700.4642.5591.1498.1448.2
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low902.10.6651
Triple Number Coastal/Long Distance Medium678.70.8840
Triple Number Coastal/Long Distance High573.71.0459
Triple Number Windward/Leeward Low1156.50.5188
Triple Number Windward/Leeward Medium832.30.7209
Triple Number Windward/Leeward High711.60.8432
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating740.00.8108
FinRating, kevyt tuuli1343.10.7445
FinRating, kova tuuli533.90.9366
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low902.10.6651
Triple Number Coastal/Long Distance Medium678.70.8840
Triple Number Coastal/Long Distance High573.71.0459
Triple Number Windward/Leeward Low1156.50.5188
Triple Number Windward/Leeward Medium832.30.7209
Triple Number Windward/Leeward High711.60.8432
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8108
Triple Number Coastal/Long Distance Low0.6651
Triple Number Coastal/Long Distance Medium0.8840
Triple Number Coastal/Long Distance High1.0459
Triple Number Windward/Leeward Low0.5188
Triple Number Windward/Leeward Medium0.7209
Triple Number Windward/Leeward High0.8432
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1976.91296.5968.2800.7700.4642.5591.1498.1448.2
For information
General Purpose Handicap (GPH)768.6
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance740.00.8108
Triple Number Coastal/Long Distance Low902.10.6651
Triple Number Coastal/Long Distance Medium678.70.8840
Triple Number Coastal/Long Distance High573.71.0459
Triple Number Windward/Leeward Low1156.50.5188
Triple Number Windward/Leeward Medium832.30.7209
Triple Number Windward/Leeward High711.60.8432
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1976.91296.5968.2800.7700.4642.5591.1498.1448.2
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low902.10.6651
Triple Number Coastal/Long Distance Medium678.70.8840
Triple Number Coastal/Long Distance High573.71.0459
Triple Number Windward/Leeward Low1156.50.5188
Triple Number Windward/Leeward Medium832.30.7209
Triple Number Windward/Leeward High711.60.8432
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance740.00.8108
Triple Number Coastal/Long Distance Low902.10.6651
Triple Number Coastal/Long Distance Medium678.70.8840
Triple Number Coastal/Long Distance High573.71.0459
Triple Number Windward/Leeward Low1156.50.5188
Triple Number Windward/Leeward Medium832.30.7209
Triple Number Windward/Leeward High711.60.8432
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1976.91296.5968.2800.7700.4642.5591.1498.1448.2
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance740.00.8108
Triple Number Coastal/Long Distance Low902.10.6651
Triple Number Coastal/Long Distance Medium678.70.8840
Triple Number Coastal/Long Distance High573.71.0459
Triple Number Windward/Leeward Low1156.50.5188
Triple Number Windward/Leeward Medium832.30.7209
Triple Number Windward/Leeward High711.60.8432
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1976.91296.5968.2800.7700.4642.5591.1498.1448.2
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low902.1
Triple Number Coastal/Long Distance Medium678.7
Triple Number Coastal/Long Distance High573.7
Triple Number Windward/Leeward Low1156.5
Triple Number Windward/Leeward Medium832.3
Triple Number Windward/Leeward High711.6
Predominantly Upwind725.7
Predominantly Downwind707.1
Predominantly Reaching665.9
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance740.00.8108
Triple Number Coastal/Long Distance Low902.10.6651
Triple Number Coastal/Long Distance Medium678.70.8840
Triple Number Coastal/Long Distance High573.71.0459
Triple Number Windward/Leeward Low1156.50.5188
Triple Number Windward/Leeward Medium832.30.7209
Triple Number Windward/Leeward High711.60.8432
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1976.91296.5968.2800.7700.4642.5591.1498.1448.2
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6651
Triple Number Coastal/Long Distance Medium0.8840
Triple Number Coastal/Long Distance High1.0459
Triple Number Windward/Leeward Low0.5188
Triple Number Windward/Leeward Medium0.7209
Triple Number Windward/Leeward High0.8432
Coastal/Long Distance0.8108
Predominantly Upwind0.8268
Predominantly Downwind0.8485
For information
General Purpose Handicap (GPH)768.6
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.8836
Distanseseilas Trippeltall svak vind0.6651
Distanseseilas Trippeltall mellomvind0.8840
Distanseseilas Trippeltall sterk vind1.0459
Pølsebane Trippeltall svak vind0.5188
Pølsebane Trippeltall mellomvind0.7209
Pølsebane Trippeltall sterk vind0.8432
Motvind Singeltall0.8268
Medvind Singeltall0.8485
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low902.10.6651
Triple Number Coastal/Long Distance Medium678.70.8840
Triple Number Coastal/Long Distance High573.71.0459
Triple Number Windward/Leeward Low1156.50.5188
Triple Number Windward/Leeward Medium832.30.7209
Triple Number Windward/Leeward High711.60.8432
Coastal/Long Distance740.00.8108
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind725.70.8268
Predominantly Downwind707.10.8485
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore645.30.9298
Cape Doctor Coastal505.51.1870
Triple Number Coastal/Long Distance Low902.10.6651
Triple Number Coastal/Long Distance Medium678.70.8840
Triple Number Coastal/Long Distance High573.71.0459
Triple Number Windward/Leeward Low1156.50.5188
Triple Number Windward/Leeward Medium832.30.7209
Triple Number Windward/Leeward High711.60.8432
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6651
Triple Number Coastal/Long Distance Medium0.8840
Triple Number Coastal/Long Distance High1.0459
Triple Number Windward/Leeward Low0.5188
Triple Number Windward/Leeward Medium0.7209
Triple Number Windward/Leeward High0.8432
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6651
Triple Number Coastal/Long Distance Medium0.8840
Triple Number Coastal/Long Distance High1.0459
Triple Number Windward/Leeward Low0.5188
Triple Number Windward/Leeward Medium0.7209
Triple Number Windward/Leeward High0.8432
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance740.00.8108
Triple Number Coastal/Long Distance Low902.10.6651
Triple Number Coastal/Long Distance Medium678.70.8840
Triple Number Coastal/Long Distance High573.71.0459
Triple Number Windward/Leeward Low1156.50.5188
Triple Number Windward/Leeward Medium832.30.7209
Triple Number Windward/Leeward High711.60.8432
Predominantly Upwind725.70.8268
Predominantly Downwind707.10.8485
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1976.91296.5968.2800.7700.4642.5591.1498.1448.2
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance740.00.8108
Triple Number Coastal/Long Distance Low902.10.6651
Triple Number Coastal/Long Distance Medium678.70.8840
Triple Number Coastal/Long Distance High573.71.0459
Triple Number Windward/Leeward Low1156.50.5188
Triple Number Windward/Leeward Medium832.30.7209
Triple Number Windward/Leeward High711.60.8432
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1976.91296.5968.2800.7700.4642.5591.1498.1448.2
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low902.10.6651
Triple Number AP Medium678.90.8838
Triple Number AP High573.71.0459
Triple Number Windward/Leeward Low1210.40.4957
Triple Number Windward/Leeward Medium832.30.7209
Triple Number Windward/Leeward High711.60.8432
Single Number Predominant Upwind751.60.7983
Single Number Predominant Reaching671.60.8933
Single Number Predominant Downwind738.50.8124
Predominant Upwind - Low1049.00.5720
Predominant Upwind - Low/Med802.00.7481
Predominant Upwind - Medium701.10.8559
Predominant Upwind - Med/High642.40.9340
Predominant Upwind - High609.30.9847
Predominant Downwind Low1141.70.5255
Predominant Downwind Low/Med822.70.7293
Predominant Downwind Medium679.20.8834
Predominant Downwind Med/High578.61.0370
Predominant Downwind High508.01.1812
Predominant Reaching Low974.10.6159
Predominant Reaching Low/Med736.30.8149
Predominant Reaching Medium628.70.9544
Predominant Reaching Med/High547.51.0960
Predominant Reaching High492.91.2173
SA/DSPL Upwind37.83SA/DSPL Downwind37.83
Scoring OptionTODTOT
5-Band Windward/Leeward Low1360.60.4410
5-Band Windward/Leeward Low/Med978.50.6132
5-Band Windward/Leeward Medium816.00.7353
5-Band Windward/Leeward Med/High725.80.8267
5-Band Windward/Leeward High674.50.8895
Windward/Leeward 60-40 Low1342.90.4468
Windward/Leeward 60-40 Low/Med978.60.6131
Windward/Leeward 60-40 Medium827.20.7253
Windward/Leeward 60-40 Med/High747.20.8030
Windward/Leeward 60-40 High704.00.8523
5-Band AP Low1012.20.5928
5-Band AP Low/Med781.30.7679
5-Band AP Medium666.20.9006
5-Band AP Med/High587.81.0208
5-Band AP High535.51.1204
5-Band SF Bay Tour - Low1164.00.5155
5-Band SF Bay Tour - Low/Med937.20.6402
5-Band SF Bay Tour - Medium791.30.7582
5-Band SF Bay Tour - Med/High708.40.8470
5-Band SF Bay Tour - High657.90.9120
Chicago-Mac Upwind0.7711
Chicago-Mac All Purpose0.7786
Chicago-Mac Downwind0.7760
Bayview-Mac Cove Island0.5563
Bayview-Mac Shore0.5628
Harvest Moon Regatta570.31.0520
Non Spin/HSFClub 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 L5.580LSM05.584Acc. length5.560Sink (kg/mm) 6.32
VCGD0.058VCGM0.059RM Rated (kg·m) 13.3Limit of positive stability(°) N/AStability IndexN/ADefault crew weight250Declared 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
Non Spin/HSFClub 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
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.