Club
Certificate
Non Spinnaker
2023

Boat

Ambition

Sk 15

Norges Seilforbund
Sognsveien 73
0854 OSLO
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles41.8°40.2°39.9°39.9°40.0°40.2°40.5°
Beat VMG3.523.904.114.234.314.344.36
52°5.295.786.056.226.336.396.39
60°5.576.076.336.496.606.676.71
75°5.836.406.666.826.937.017.09
90°5.806.526.867.057.187.277.38
110°5.286.306.857.167.347.477.67
120°4.986.036.737.147.417.627.85
135°4.325.396.256.827.217.507.98
150°3.624.675.566.316.847.217.78
Run VMG3.134.054.865.626.296.807.47
Gybe Angles143.3°151.4°158.6°168.2°179.0°179.9°179.8°

APH: 620.7

CDL: 7.552

GPH: 688.7

CertNo: 8144

BOAT
Class7 m SDesignerJohan AnkerBuilderAnker & JensenAge date01/1918Series date01/1918Offset fileSK15_7meter_cl.offData file8144
HULL
Length Overall12.410 mMaximum Beam2.238 mDraft1.575 mDisplacement5,673 kgDLR10.3293IMS DivisionCruiser/RacerDynamic Allowance0.160%Age Allowance0.487%
PROPELLER
InstallationIn ApertureTypeFolding 2 bladesDiameter0.400m
CREW
Maximum weight518 kgMinimum weight388 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail43.9447.28Headsail Luffed27.0927.09Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail13.74Storm Jib7.20Heavy Weather Jib19.44
SAIL LIMITS
Headsails5  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.
ORC Ref  03440002LFIIssued on 11/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

Ambition

Sk 15

Norges Seilforbund
Sognsveien 73
0854 OSLO
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG1021.4922.7876.0850.1836.0829.4825.0
52°680.4623.0594.9578.7569.0563.4563.0
60°646.1592.8568.3554.3545.6539.9536.2
75°617.9562.3540.7528.1519.7513.7507.5
90°620.4552.1524.8510.9501.4495.1487.7
110°681.8571.8525.3502.5490.2481.9469.5
120°723.0596.7534.7504.5485.9472.6458.6
135°832.5667.8576.4527.7499.6480.0451.1
150°995.7771.2647.2570.3526.0499.2462.6
Run VMG1149.7889.8740.9641.1572.3529.1482.1
Selected Courses
Windward / Leeward1085.5906.2808.5745.6704.2679.2653.5
All purpose824.8702.4639.8603.0580.7566.9551.5
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward771.70.7775
All purpose620.70.9666
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low763.60.7858
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High564.61.0627
Triple Number Windward/Leeward Low995.90.6025
Triple Number Windward/Leeward Medium769.60.7796
Triple Number Windward/Leeward High675.80.8878
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance678.60.8842
Triple Number Coastal/Long Distance Low763.60.7858
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High564.61.0627
Triple Number Windward/Leeward Low995.90.6025
Triple Number Windward/Leeward Medium769.60.7796
Triple Number Windward/Leeward High675.80.8878
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.0850.6724.7646.7602.6570.4523.2
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6818
Downwind "popa"0.8392
70% up, 30% down "Ilhabela"0.7224
30% up, 70% down "Ilhabela-inverso"0.7848
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low763.60.7858
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High564.61.0627
Triple Number Windward/Leeward Low995.90.6025
Triple Number Windward/Leeward Medium769.60.7796
Triple Number Windward/Leeward High675.80.8878
Predominantly Upwind676.20.8873
Predominantly Downwind624.60.9606
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low763.60.7858
Triple Number All Purpose Medium618.00.9709
Triple Number All Purpose High564.61.0627
Triple Number Windward/Leeward Low995.90.6025
Triple Number Windward/Leeward Medium769.60.7796
Triple Number Windward/Leeward High675.80.8878
Predominantly Upwind676.20.8873
Predominantly Downwind624.60.9606
Predominantly Upwind Low834.90.7186
Predominantly Upwind Medium707.80.8477
Predominantly Upwind High678.00.8849
Predominantly Downwind Low865.00.6936
Predominantly Downwind Medium617.80.9712
Predominantly Downwind High513.31.1688
Chicago-Mac Upwind0.8725
Chicago-Mac All Purpose0.9056
Chicago-Mac Downwind0.9419
Bayview-Mac Cove Island0.8640
Bayview-Mac Shore0.8687
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching582.21.0305
Predominantly Reaching Low691.80.8673
Predominantly Reaching Medium576.61.0406
Predominantly Reaching High521.11.1514
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1071.70.5598
5-Band Low / Medium923.30.6498
5-Band Medium757.00.7926
5-Band Medium / High684.70.8763
5-Band High658.00.9119
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance678.60.8842
Triple Number Coastal/Long Distance Low763.60.7858
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High564.61.0627
Triple Number Windward/Leeward Low995.90.6025
Triple Number Windward/Leeward Medium769.60.7796
Triple Number Windward/Leeward High675.80.8878
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.0850.6724.7646.7602.6570.4523.2
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance678.60.8842
Triple Number Coastal/Long Distance Low763.60.7858
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High564.61.0627
Triple Number Windward/Leeward Low995.90.6025
Triple Number Windward/Leeward Medium769.60.7796
Triple Number Windward/Leeward High675.80.8878
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.0850.6724.7646.7602.6570.4523.2
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance678.6
Triple Number Coastal/Long Distance Low763.6
Triple Number Coastal/Long Distance Medium618.0
Triple Number Coastal/Long Distance High564.6
Triple Number Windward/Leeward Low995.9
Triple Number Windward/Leeward Medium769.6
Triple Number Windward/Leeward High675.8
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.0850.6724.7646.7602.6570.4523.2
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance678.60.8842
Triple Number Coastal/Long Distance Low763.60.7858
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High564.61.0627
Triple Number Windward/Leeward Low995.90.6025
Triple Number Windward/Leeward Medium769.60.7796
Triple Number Windward/Leeward High675.80.8878
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.0850.6724.7646.7602.6570.4523.2
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)678.60.8842
Triple Number Coastal/Long Distance Low763.60.7858
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High564.61.0627
Triple Number Windward/Leeward Low995.90.6025
Triple Number Windward/Leeward Medium769.60.7796
Triple Number Windward/Leeward High675.80.8878
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.0850.6724.7646.7602.6570.4523.2
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low763.60.7858
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High564.61.0627
Triple Number Windward/Leeward Low995.90.6025
Triple Number Windward/Leeward Medium769.60.7796
Triple Number Windward/Leeward High675.80.8878
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7858
Triple Number Coastal/Long Distance Medium0.9709
Triple Number Coastal/Long Distance High1.0627
Triple Number Windward/Leeward Low0.6025
Triple Number Windward/Leeward Medium0.7796
Triple Number Windward/Leeward High0.8878
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.0850.6724.7646.7602.6570.4523.2
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance678.60.8842
Triple Number Coastal/Long Distance Low763.60.7858
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High564.61.0627
Triple Number Windward/Leeward Low995.90.6025
Triple Number Windward/Leeward Medium769.60.7796
Triple Number Windward/Leeward High675.80.8878
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.0850.6724.7646.7602.6570.4523.2
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low763.60.7858
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High564.61.0627
Triple Number Windward/Leeward Low995.90.6025
Triple Number Windward/Leeward Medium769.60.7796
Triple Number Windward/Leeward High675.80.8878
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance678.60.8842
Triple Number Coastal/Long Distance Low763.60.7858
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High564.61.0627
Triple Number Windward/Leeward Low995.90.6025
Triple Number Windward/Leeward Medium769.60.7796
Triple Number Windward/Leeward High675.80.8878
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.0850.6724.7646.7602.6570.4523.2
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low995.90.6025
Triple Number Windward/Leeward Medium769.60.7796
Triple Number Windward/Leeward High675.80.8878
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.0850.6724.7646.7602.6570.4523.2
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low763.6
Triple Number Coastal/Long Distance Medium618.0
Triple Number Coastal/Long Distance High564.6
Triple Number Windward/Leeward Low995.9
Triple Number Windward/Leeward Medium769.6
Triple Number Windward/Leeward High675.8
Predominantly Upwind676.2
Predominantly Downwind624.6
Predominantly Reaching596.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance678.60.8842
Triple Number Coastal/Long Distance Low763.60.7858
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High564.61.0627
Triple Number Windward/Leeward Low995.90.6025
Triple Number Windward/Leeward Medium769.60.7796
Triple Number Windward/Leeward High675.80.8878
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.0850.6724.7646.7602.6570.4523.2
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7858
Triple Number Coastal/Long Distance Medium0.9709
Triple Number Coastal/Long Distance High1.0627
Triple Number Windward/Leeward Low0.6025
Triple Number Windward/Leeward Medium0.7796
Triple Number Windward/Leeward High0.8878
Coastal/Long Distance0.8842
Predominantly Upwind0.8873
Predominantly Downwind0.9606
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7858
Tretall Distanseseilas Mellomvind0.9709
Tretall Distanseseilas Mye vind1.0627
Tretall Pølsebane Lite vind0.6025
Tretall Pølsebane Mellomvind0.7796
Tretall Pølsebane Mye vind0.8878
Distanseseilas ett tall (OSN 8-16kn)0.8842
Distanseseilas ett tall (APH 6-20kn)0.9666
Enkeltall Motvind0.8873
Enkeltall Medvind0.9606
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low763.60.7858
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High564.61.0627
Triple Number Windward/Leeward Low995.90.6025
Triple Number Windward/Leeward Medium769.60.7796
Triple Number Windward/Leeward High675.80.8878
Coastal/Long Distance678.60.8842
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind676.20.8873
Predominantly Downwind624.60.9606
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore661.20.9074
Cape Doctor Coastal556.11.0789
Triple Number Coastal/Long Distance Low763.60.7858
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High564.61.0627
Triple Number Windward/Leeward Low995.90.6025
Triple Number Windward/Leeward Medium769.60.7796
Triple Number Windward/Leeward High675.80.8878
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7858
Triple Number Coastal/Long Distance Medium0.9709
Triple Number Coastal/Long Distance High1.0627
Triple Number Windward/Leeward Low0.6025
Triple Number Windward/Leeward Medium0.7796
Triple Number Windward/Leeward High0.8878
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7858
Triple Number Coastal/Long Distance Medium0.9709
Triple Number Coastal/Long Distance High1.0627
Triple Number Windward/Leeward Low0.6025
Triple Number Windward/Leeward Medium0.7796
Triple Number Windward/Leeward High0.8878
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance678.60.8842
Triple Number Coastal/Long Distance Low763.60.7858
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High564.61.0627
Triple Number Windward/Leeward Low995.90.6025
Triple Number Windward/Leeward Medium769.60.7796
Triple Number Windward/Leeward High675.80.8878
Predominantly Upwind676.20.8873
Predominantly Downwind624.60.9606
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.0850.6724.7646.7602.6570.4523.2
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance678.60.8842
Triple Number Coastal/Long Distance Low763.60.7858
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High564.61.0627
Triple Number Windward/Leeward Low995.90.6025
Triple Number Windward/Leeward Medium769.60.7796
Triple Number Windward/Leeward High675.80.8878
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1092.0850.6724.7646.7602.6570.4523.2
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low763.60.7858
Triple Number All Purpose Medium618.00.9709
Triple Number All Purpose High564.61.0627
Triple Number Windward/Leeward Low995.90.6025
Triple Number Windward/Leeward Medium769.60.7796
Triple Number Windward/Leeward High675.80.8878
Predominantly Upwind676.20.8873
Predominantly Downwind624.60.9606
Predominantly Upwind Low834.90.7186
Predominantly Upwind Medium707.80.8477
Predominantly Upwind High678.00.8849
Predominantly Downwind Low865.00.6936
Predominantly Downwind Medium617.80.9712
Predominantly Downwind High513.31.1688
Chicago-Mac Upwind0.8725
Chicago-Mac All Purpose0.9056
Chicago-Mac Downwind0.9419
Bayview-Mac Cove Island0.8640
Bayview-Mac Shore0.8687
Harvest Moon Regatta532.01.1277
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy668.60.8974
San Francisco Bay Medium760.60.7889
Predominantly Reaching582.21.0305
Predominantly Reaching Low691.80.8673
Predominantly Reaching Medium576.61.0406
Predominantly Reaching High521.11.1514
Windward/Leeward 60-40 Low991.10.6054
Windward/Leeward 60-40 Medium800.80.7493
Windward/Leeward 60-40 High728.10.8241
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1071.70.5598
5-Band Low / Medium923.30.6498
5-Band Medium757.00.7926
5-Band Medium / High684.70.8763
5-Band High658.00.9119
ORC Ref  03440002LFIIssued on 11/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

Ambition

Sk 15

Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
Class7 m SMeasurementHINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA12.410Max. Beam2.238Draft1.575Displacement5,673Wetted area21.73IMS L8.933LSM08.188Acc. length7.274Sink (kg/mm) 13.59
VCGD-0.020VCGM0.019RM Rated (kg·m) 28.1Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationIn ApertureTwin screwNoHydro generatorNo
PRD0.400PBWPIPA0.0078
APH0.000APT0.000APB0.000
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P13.390IG12.000ISP12.000MDT10.150MDL10.300MDT20.000MDL20.000TL0.000MW0.000GO0.000
E5.860J4.230BAS1.200FSD0.000SFJ0.000SPL4.315WPLTPS0.000BDMWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.020Flotation Date01/01/2015MeasurerComment
SFFP0.771FFMFF0.600LCFcl6.211SG0.0000
SAFP11.034FAMFA0.590LCFsh6.308HBI0.553
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03440002LFIIssued on 11/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

Ambition

Sk 15

Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment454-2013060518500.081.191.993.474.6243.9410/08/2010
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment8144-2004012412010.000.000.000.000.005.2710.10NoNo 27.0901/01/1753
ORC Ref  03440002LFIIssued on 11/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org