Double HandedClub Certificate2025
Ambition15
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°41.5°41.4°41.6°42.1°42.6°44.4°47.3°
Beat VMG2.563.223.523.683.783.833.853.753.48
52°3.914.885.295.535.685.795.855.805.41
60°4.165.185.615.866.026.146.216.216.05
75°4.425.536.016.276.456.576.666.736.69
90°4.395.616.246.556.746.886.987.117.17
110°3.895.216.126.616.927.127.267.437.54
120°3.634.965.956.616.997.197.327.527.63
135°3.094.345.396.226.777.137.407.717.79
150°2.493.634.675.566.306.827.177.718.11
Run VMG2.163.144.054.865.616.286.787.458.00
Gybe Angles143.3°143.3°151.2°158.1°168.7°179.9°179.5°179.9°179.9°
APH ToD:657.8CDL: 6.827APH ToT: 0.9121CertNo:8144
BOAT
Class7 m SDesignerJohan AnkerBuilderAnker og 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 Allowance0.220%Age Allowance0.487%
PROPELLER
InstallationIn ApertureTypeFolding 2 bladesDiameter0.400m
CREW
Maximum weight170 kg(default)Minimum weight120 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail43.9447.25Headsail Luffed27.0927.09Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail13.74Storm Jib7.20Heavy Weather Jib19.44
SAIL LIMITS
Headsails5Spinnakers0
✱ 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.
Double HandedClub Certificate2025
Ambition15
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 VMG1407.41119.01023.3977.6952.6939.8935.0959.91035.2
52°920.6738.0680.9651.2633.3621.9615.9620.7665.2
60°865.1694.6642.2614.8597.7586.4579.9579.3595.2
75°813.8650.7599.0573.9558.5547.8540.8535.2537.9
90°819.9641.9577.2549.5534.0523.0515.9506.6501.8
110°926.1690.4588.2544.2520.4505.3495.8484.3477.2
120°990.6725.9604.8544.9515.1501.0492.1478.7471.6
135°1165.0830.0668.2578.7531.7504.9486.7467.0462.4
150°1444.2991.9770.3647.5571.5528.2501.9466.8443.9
Run VMG1666.31145.3888.7741.1641.7573.4530.8483.5449.8
Selected Courses
Windward / Leeward1523.01132.1956.0859.3797.2756.6732.9721.7742.5
All purpose1135.3858.1739.0676.8639.7617.4604.2596.8609.6
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward823.90.7282
All purpose657.80.9121
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low798.50.7514
Triple Number Coastal/Long Distance Medium654.70.9164
Triple Number Coastal/Long Distance High604.70.9922
Triple Number Windward/Leeward Low1044.00.5747
Triple Number Windward/Leeward Medium821.00.7308
Triple Number Windward/Leeward High734.70.8167
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance719.50.8340
Triple Number Coastal/Long Distance Low798.50.7514
Triple Number Coastal/Long Distance Medium654.70.9164
Triple Number Coastal/Long Distance High604.70.9922
Triple Number Windward/Leeward Low1044.00.5747
Triple Number Windward/Leeward Medium821.00.7308
Triple Number Windward/Leeward High734.70.8167
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1628.61133.5894.5767.9688.1641.6607.2556.8559.9
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6081
Downwind "popa"0.8392
70% up, 30% down "Ilhabela"0.6628
30% up, 70% down "Ilhabela-inverso"0.7533
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low798.50.7514
Triple Number Coastal/Long Distance Medium654.70.9164
Triple Number Coastal/Long Distance High604.70.9922
Triple Number Windward/Leeward Low1044.00.5747
Triple Number Windward/Leeward Medium821.00.7308
Triple Number Windward/Leeward High734.70.8167
Predominantly Upwind731.60.8201
Predominantly Downwind643.70.9320
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low798.50.7514
Triple Number AP Medium654.80.9163
Triple Number AP High604.70.9922
Triple Number Windward/Leeward Low1083.70.5537
Triple Number Windward/Leeward Medium821.00.7308
Triple Number Windward/Leeward High734.70.8167
Single Number Predominant Upwind751.60.7983
Single Number Predominant Reaching635.00.9448
Single Number Predominant Downwind672.40.8924
Predominant Upwind - Low928.60.6461
Predominant Upwind - Low/Med774.90.7742
Predominant Upwind - Medium716.30.8377
Predominant Upwind - Med/High686.50.8740
Predominant Upwind - High690.00.8696
Predominant Downwind Low963.10.6230
Predominant Downwind Low/Med726.20.8262
Predominant Downwind Medium622.40.9640
Predominant Downwind Med/High560.31.0709
Predominant Downwind High537.81.1157
Predominant Reaching Low828.00.7247
Predominant Reaching Low/Med665.00.9023
Predominant Reaching Medium599.91.0001
Predominant Reaching Med/High563.71.0644
Predominant Reaching High553.61.0838
SA/DSPL Upwind22.21SA/DSPL Downwind22.21
Scoring OptionTODTOT
5-Band Windward/Leeward Low1189.30.5045
5-Band Windward/Leeward Low/Med924.40.6491
5-Band Windward/Leeward Medium808.60.7420
5-Band Windward/Leeward Med/High740.50.8103
5-Band Windward/Leeward High727.30.8250
Windward/Leeward 60-40 Low1184.90.5064
Windward/Leeward 60-40 Low/Med941.70.6372
Windward/Leeward 60-40 Medium838.70.7154
Windward/Leeward 60-40 Med/High780.70.7685
Windward/Leeward 60-40 High775.50.7737
5-Band AP Low862.90.6953
5-Band AP Low/Med719.90.8334
5-Band AP Medium647.50.9267
5-Band AP Med/High608.20.9865
5-Band AP High600.30.9995
5-Band SF Bay Tour - Low1034.80.5798
5-Band SF Bay Tour - Low/Med885.70.6774
5-Band SF Bay Tour - Medium785.90.7635
5-Band SF Bay Tour - Med/High730.80.8210
5-Band SF Bay Tour - High723.70.8291
Chicago-Mac Upwind0.7791
Chicago-Mac All Purpose0.8231
Chicago-Mac Downwind0.8613
Bayview-Mac Cove Island0.6271
Bayview-Mac Shore0.6339
Harvest Moon Regatta553.31.0844
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance719.50.8340
Triple Number Coastal/Long Distance Low798.50.7514
Triple Number Coastal/Long Distance Medium654.70.9164
Triple Number Coastal/Long Distance High604.70.9922
Triple Number Windward/Leeward Low1044.00.5747
Triple Number Windward/Leeward Medium821.00.7308
Triple Number Windward/Leeward High734.70.8167
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1628.61133.5894.5767.9688.1641.6607.2556.8559.9
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance719.50.8340
Triple Number Coastal/Long Distance Low798.50.7514
Triple Number Coastal/Long Distance Medium654.70.9164
Triple Number Coastal/Long Distance High604.70.9922
Triple Number Windward/Leeward Low1044.00.5747
Triple Number Windward/Leeward Medium821.00.7308
Triple Number Windward/Leeward High734.70.8167
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1628.61133.5894.5767.9688.1641.6607.2556.8559.9
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance719.5
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1628.61133.5894.5767.9688.1641.6607.2556.8559.9
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low798.50.7514
Triple Number Coastal/Long Distance Medium654.70.9164
Triple Number Coastal/Long Distance High604.70.9922
Triple Number Windward/Leeward Low1044.00.5747
Triple Number Windward/Leeward Medium821.00.7308
Triple Number Windward/Leeward High734.70.8167
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating719.50.8340
FinRating, kevyt tuuli1158.80.8629
FinRating, kova tuuli603.70.8282
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low798.50.7514
Triple Number Coastal/Long Distance Medium654.70.9164
Triple Number Coastal/Long Distance High604.70.9922
Triple Number Windward/Leeward Low1044.00.5747
Triple Number Windward/Leeward Medium821.00.7308
Triple Number Windward/Leeward High734.70.8167
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8340
Triple Number Coastal/Long Distance Low0.7514
Triple Number Coastal/Long Distance Medium0.9164
Triple Number Coastal/Long Distance High0.9922
Triple Number Windward/Leeward Low0.5747
Triple Number Windward/Leeward Medium0.7308
Triple Number Windward/Leeward High0.8167
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1628.61133.5894.5767.9688.1641.6607.2556.8559.9
For information
General Purpose Handicap (GPH)726.9
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance719.50.8340
Triple Number Coastal/Long Distance Low798.50.7514
Triple Number Coastal/Long Distance Medium654.70.9164
Triple Number Coastal/Long Distance High604.70.9922
Triple Number Windward/Leeward Low1044.00.5747
Triple Number Windward/Leeward Medium821.00.7308
Triple Number Windward/Leeward High734.70.8167
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1628.61133.5894.5767.9688.1641.6607.2556.8559.9
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low798.50.7514
Triple Number Coastal/Long Distance Medium654.70.9164
Triple Number Coastal/Long Distance High604.70.9922
Triple Number Windward/Leeward Low1044.00.5747
Triple Number Windward/Leeward Medium821.00.7308
Triple Number Windward/Leeward High734.70.8167
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance719.50.8340
Triple Number Coastal/Long Distance Low798.50.7514
Triple Number Coastal/Long Distance Medium654.70.9164
Triple Number Coastal/Long Distance High604.70.9922
Triple Number Windward/Leeward Low1044.00.5747
Triple Number Windward/Leeward Medium821.00.7308
Triple Number Windward/Leeward High734.70.8167
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1628.61133.5894.5767.9688.1641.6607.2556.8559.9
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance719.50.8340
Triple Number Coastal/Long Distance Low798.50.7514
Triple Number Coastal/Long Distance Medium654.70.9164
Triple Number Coastal/Long Distance High604.70.9922
Triple Number Windward/Leeward Low1044.00.5747
Triple Number Windward/Leeward Medium821.00.7308
Triple Number Windward/Leeward High734.70.8167
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1628.61133.5894.5767.9688.1641.6607.2556.8559.9
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low798.5
Triple Number Coastal/Long Distance Medium654.7
Triple Number Coastal/Long Distance High604.7
Triple Number Windward/Leeward Low1044.0
Triple Number Windward/Leeward Medium821.0
Triple Number Windward/Leeward High734.7
Predominantly Upwind731.6
Predominantly Downwind643.7
Predominantly Reaching619.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance719.50.8340
Triple Number Coastal/Long Distance Low798.50.7514
Triple Number Coastal/Long Distance Medium654.70.9164
Triple Number Coastal/Long Distance High604.70.9922
Triple Number Windward/Leeward Low1044.00.5747
Triple Number Windward/Leeward Medium821.00.7308
Triple Number Windward/Leeward High734.70.8167
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1628.61133.5894.5767.9688.1641.6607.2556.8559.9
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7514
Triple Number Coastal/Long Distance Medium0.9164
Triple Number Coastal/Long Distance High0.9922
Triple Number Windward/Leeward Low0.5747
Triple Number Windward/Leeward Medium0.7308
Triple Number Windward/Leeward High0.8167
Coastal/Long Distance0.8340
Predominantly Upwind0.8201
Predominantly Downwind0.9320
For information
General Purpose Handicap (GPH)726.9
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9121
Distanseseilas Trippeltall svak vind0.7514
Distanseseilas Trippeltall mellomvind0.9164
Distanseseilas Trippeltall sterk vind0.9922
Pølsebane Trippeltall svak vind0.5747
Pølsebane Trippeltall mellomvind0.7308
Pølsebane Trippeltall sterk vind0.8167
Motvind Singeltall0.8201
Medvind Singeltall0.9320
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low798.50.7514
Triple Number Coastal/Long Distance Medium654.70.9164
Triple Number Coastal/Long Distance High604.70.9922
Triple Number Windward/Leeward Low1044.00.5747
Triple Number Windward/Leeward Medium821.00.7308
Triple Number Windward/Leeward High734.70.8167
Coastal/Long Distance719.50.8340
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind731.60.8201
Predominantly Downwind643.70.9320
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore736.30.8149
Cape Doctor Coastal605.80.9905
Triple Number Coastal/Long Distance Low798.50.7514
Triple Number Coastal/Long Distance Medium654.70.9164
Triple Number Coastal/Long Distance High604.70.9922
Triple Number Windward/Leeward Low1044.00.5747
Triple Number Windward/Leeward Medium821.00.7308
Triple Number Windward/Leeward High734.70.8167
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7514
Triple Number Coastal/Long Distance Medium0.9164
Triple Number Coastal/Long Distance High0.9922
Triple Number Windward/Leeward Low0.5747
Triple Number Windward/Leeward Medium0.7308
Triple Number Windward/Leeward High0.8167
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7514
Triple Number Coastal/Long Distance Medium0.9164
Triple Number Coastal/Long Distance High0.9922
Triple Number Windward/Leeward Low0.5747
Triple Number Windward/Leeward Medium0.7308
Triple Number Windward/Leeward High0.8167
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance719.50.8340
Triple Number Coastal/Long Distance Low798.50.7514
Triple Number Coastal/Long Distance Medium654.70.9164
Triple Number Coastal/Long Distance High604.70.9922
Triple Number Windward/Leeward Low1044.00.5747
Triple Number Windward/Leeward Medium821.00.7308
Triple Number Windward/Leeward High734.70.8167
Predominantly Upwind731.60.8201
Predominantly Downwind643.70.9320
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1628.61133.5894.5767.9688.1641.6607.2556.8559.9
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance719.50.8340
Triple Number Coastal/Long Distance Low798.50.7514
Triple Number Coastal/Long Distance Medium654.70.9164
Triple Number Coastal/Long Distance High604.70.9922
Triple Number Windward/Leeward Low1044.00.5747
Triple Number Windward/Leeward Medium821.00.7308
Triple Number Windward/Leeward High734.70.8167
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1628.61133.5894.5767.9688.1641.6607.2556.8559.9
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low798.50.7514
Triple Number AP Medium654.80.9163
Triple Number AP High604.70.9922
Triple Number Windward/Leeward Low1083.70.5537
Triple Number Windward/Leeward Medium821.00.7308
Triple Number Windward/Leeward High734.70.8167
Single Number Predominant Upwind751.60.7983
Single Number Predominant Reaching635.00.9448
Single Number Predominant Downwind672.40.8924
Predominant Upwind - Low928.60.6461
Predominant Upwind - Low/Med774.90.7742
Predominant Upwind - Medium716.30.8377
Predominant Upwind - Med/High686.50.8740
Predominant Upwind - High690.00.8696
Predominant Downwind Low963.10.6230
Predominant Downwind Low/Med726.20.8262
Predominant Downwind Medium622.40.9640
Predominant Downwind Med/High560.31.0709
Predominant Downwind High537.81.1157
Predominant Reaching Low828.00.7247
Predominant Reaching Low/Med665.00.9023
Predominant Reaching Medium599.91.0001
Predominant Reaching Med/High563.71.0644
Predominant Reaching High553.61.0838
SA/DSPL Upwind22.21SA/DSPL Downwind22.21
Scoring OptionTODTOT
5-Band Windward/Leeward Low1189.30.5045
5-Band Windward/Leeward Low/Med924.40.6491
5-Band Windward/Leeward Medium808.60.7420
5-Band Windward/Leeward Med/High740.50.8103
5-Band Windward/Leeward High727.30.8250
Windward/Leeward 60-40 Low1184.90.5064
Windward/Leeward 60-40 Low/Med941.70.6372
Windward/Leeward 60-40 Medium838.70.7154
Windward/Leeward 60-40 Med/High780.70.7685
Windward/Leeward 60-40 High775.50.7737
5-Band AP Low862.90.6953
5-Band AP Low/Med719.90.8334
5-Band AP Medium647.50.9267
5-Band AP Med/High608.20.9865
5-Band AP High600.30.9995
5-Band SF Bay Tour - Low1034.80.5798
5-Band SF Bay Tour - Low/Med885.70.6774
5-Band SF Bay Tour - Medium785.90.7635
5-Band SF Bay Tour - Med/High730.80.8210
5-Band SF Bay Tour - High723.70.8291
Chicago-Mac Upwind0.7791
Chicago-Mac All Purpose0.8231
Chicago-Mac Downwind0.8613
Bayview-Mac Cove Island0.6271
Bayview-Mac Shore0.6339
Harvest Moon Regatta553.31.0844
Double HandedClub Certificate2025
Ambition15
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 L8.740LSM08.188Acc. length7.274Sink (kg/mm) 13.59
VCGD-0.020VCGM0.019RM Rated (kg·m) 28.1Limit of positive stability(°) N/AStability IndexN/ADefault crew weight170Declared crew weightN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationIn ApertureTwin screwNoHydro generatorNo
PRD0.400PBWPIPA0.0078
APH0.000APT0.000APB0.000
RIG
Forestay tensionAftInner stayNone FittedMast materialWoodSingle headsail furlerNoMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders2Rotating mastNo
P13.390IG12.000ISP12.000MDT10.150MDL10.300MDT20.000MDL20.000TL0.000MW0.000GO0.000
E5.860J4.230BAS1.200FSD0.000SFJ0.000SPL4.315WPLTPS0.000BD0.000MWT0.00MCG0.000
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
Double HandedClub Certificate2025
Ambition15
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
CRUISER/RACER REQUIREMENTS*
Accommodation length7.3 mTable area0.22 m²Headroom1.40 mMinimum number of berths2Personal gear stowage0.08 m³Fresh water capacity13 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.