Double HandedClub Certificate2025
HefringNOR 11267
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 Angles43.7°43.7°41.5°40.8°40.3°40.0°39.8°40.0°41.0°
Beat VMG2.323.223.934.424.724.864.934.964.87
52°3.644.925.866.516.877.057.137.207.17
60°3.885.196.126.757.107.287.377.457.44
75°4.035.386.316.937.297.517.667.827.89
90°4.035.496.557.177.457.617.798.128.32
110°4.095.606.727.367.748.068.278.588.72
120°3.975.456.587.277.698.058.408.939.28
135°3.504.896.036.897.427.818.198.949.81
150°2.874.125.226.156.877.347.698.349.01
Run VMG2.493.564.525.325.956.436.847.488.05
Gybe Angles143.2°143.2°147.6°148.9°151.1°155.8°161.0°179.8°179.8°
APH ToD:575.9CDL: 8.882APH ToT: 1.0418CertNo:18880
BOAT
ClassHanse 371DesignerJodel/VrolijkBuilderHanse YachtsAge date01/2005Series date01/1999Offset filehan371dd.offData file18880
HULL
Length Overall11.250 mMaximum Beam3.592 mDraft1.945 mDisplacement7,380 kgDLR7.0913IMS DivisionCruiser/RacerDynamic Allowance0.340%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 3 bladesDiameter0.400m
CREW
Maximum weight170 kg(default)Minimum weight120 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail37.2337.68Headsail Luffed31.4531.45Headsail FlyingSymmetricAsymmetric90.2095.18 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail11.53Storm Jib11.11Heavy Weather Jib29.98
SAIL LIMITS
Headsails5Spinnakers4
✱ Asymmetric SHALL NOT be tacked on the pole
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
HefringNOR 11267
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 VMG1549.11117.4915.8814.9762.8741.4730.6725.5739.1
52°987.7731.3614.7553.1523.8510.7504.8500.1502.3
60°929.0693.6588.7533.7507.2494.4488.5483.1484.0
75°893.7669.3570.4519.6493.8479.3469.9460.4456.5
90°893.0656.0549.4501.8483.3473.2461.8443.2432.6
110°880.2642.8535.8489.3465.0446.8435.2419.4412.6
120°907.1660.1547.3495.4468.2447.0428.8403.0388.1
135°1029.0736.3596.6522.4484.9460.7439.8402.9367.1
150°1253.4874.5689.4585.8524.3490.1468.1431.9399.4
Run VMG1447.11009.8796.1676.4604.8559.7526.2481.3447.1
Selected Courses
Windward / Leeward1497.51063.6855.9745.6683.8650.6628.4603.4593.1
All purpose1133.0817.7669.8594.1554.1532.0517.0498.0488.4
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward716.20.8378
All purpose575.91.0418
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low743.80.8067
Triple Number Coastal/Long Distance Medium571.51.0498
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low959.70.6252
Triple Number Windward/Leeward Medium710.50.8445
Triple Number Windward/Leeward High624.50.9607
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance627.70.9559
Triple Number Coastal/Long Distance Low743.80.8067
Triple Number Coastal/Long Distance Medium571.51.0498
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low959.70.6252
Triple Number Windward/Leeward Medium710.50.8445
Triple Number Windward/Leeward High624.50.9607
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1582.11058.2803.5670.4592.9552.7521.7474.0463.1
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7231
Downwind "popa"0.9024
70% up, 30% down "Ilhabela"0.7689
30% up, 70% down "Ilhabela-inverso"0.8399
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low743.80.8067
Triple Number Coastal/Long Distance Medium571.51.0498
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low959.70.6252
Triple Number Windward/Leeward Medium710.50.8445
Triple Number Windward/Leeward High624.50.9607
Predominantly Upwind628.00.9554
Predominantly Downwind580.51.0337
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low743.80.8067
Triple Number AP Medium571.61.0497
Triple Number AP High513.61.1682
Triple Number Windward/Leeward Low1002.60.5985
Triple Number Windward/Leeward Medium710.50.8445
Triple Number Windward/Leeward High624.50.9607
Single Number Predominant Upwind654.90.9161
Single Number Predominant Reaching570.61.0516
Single Number Predominant Downwind606.50.9893
Predominant Upwind - Low910.30.6592
Predominant Upwind - Low/Med691.40.8678
Predominant Upwind - Medium606.90.9886
Predominant Upwind - Med/High567.51.0572
Predominant Upwind - High553.31.0844
Predominant Downwind Low886.00.6772
Predominant Downwind Low/Med655.00.9160
Predominant Downwind Medium559.51.0724
Predominant Downwind Med/High503.61.1914
Predominant Downwind High471.81.2718
Predominant Reaching Low795.70.7540
Predominant Reaching Low/Med604.50.9926
Predominant Reaching Medium531.11.1298
Predominant Reaching Med/High491.61.2206
Predominant Reaching High469.01.2793
SA/DSPL Upwind18.00SA/DSPL Downwind33.40
Scoring OptionTODTOT
5-Band Windward/Leeward Low1120.30.5356
5-Band Windward/Leeward Low/Med822.20.7297
5-Band Windward/Leeward Medium698.30.8592
5-Band Windward/Leeward Med/High632.60.9485
5-Band Windward/Leeward High605.90.9902
Windward/Leeward 60-40 Low1131.20.5304
Windward/Leeward 60-40 Low/Med835.20.7184
Windward/Leeward 60-40 Medium714.20.8401
Windward/Leeward 60-40 Med/High652.90.9190
Windward/Leeward 60-40 High630.50.9516
5-Band AP Low818.90.7327
5-Band AP Low/Med647.80.9262
5-Band AP Medium563.61.0646
5-Band AP Med/High519.41.1551
5-Band AP High499.61.2009
5-Band SF Bay Tour - Low967.10.6204
5-Band SF Bay Tour - Low/Med786.70.7627
5-Band SF Bay Tour - Medium673.10.8914
5-Band SF Bay Tour - Med/High614.70.9761
5-Band SF Bay Tour - High591.11.0151
Chicago-Mac Upwind0.8874
Chicago-Mac All Purpose0.9234
Chicago-Mac Downwind0.9545
Bayview-Mac Cove Island0.6731
Bayview-Mac Shore0.6775
Harvest Moon Regatta496.71.2079
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance627.70.9559
Triple Number Coastal/Long Distance Low743.80.8067
Triple Number Coastal/Long Distance Medium571.51.0498
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low959.70.6252
Triple Number Windward/Leeward Medium710.50.8445
Triple Number Windward/Leeward High624.50.9607
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1582.11058.2803.5670.4592.9552.7521.7474.0463.1
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance627.70.9559
Triple Number Coastal/Long Distance Low743.80.8067
Triple Number Coastal/Long Distance Medium571.51.0498
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low959.70.6252
Triple Number Windward/Leeward Medium710.50.8445
Triple Number Windward/Leeward High624.50.9607
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1582.11058.2803.5670.4592.9552.7521.7474.0463.1
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance627.7
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1582.11058.2803.5670.4592.9552.7521.7474.0463.1
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low743.80.8067
Triple Number Coastal/Long Distance Medium571.51.0498
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low959.70.6252
Triple Number Windward/Leeward Medium710.50.8445
Triple Number Windward/Leeward High624.50.9607
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating627.70.9559
FinRating, kevyt tuuli1098.10.9106
FinRating, kova tuuli503.00.9941
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low743.80.8067
Triple Number Coastal/Long Distance Medium571.51.0498
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low959.70.6252
Triple Number Windward/Leeward Medium710.50.8445
Triple Number Windward/Leeward High624.50.9607
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9559
Triple Number Coastal/Long Distance Low0.8067
Triple Number Coastal/Long Distance Medium1.0498
Triple Number Coastal/Long Distance High1.1682
Triple Number Windward/Leeward Low0.6252
Triple Number Windward/Leeward Medium0.8445
Triple Number Windward/Leeward High0.9607
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1582.11058.2803.5670.4592.9552.7521.7474.0463.1
For information
General Purpose Handicap (GPH)647.1
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance627.70.9559
Triple Number Coastal/Long Distance Low743.80.8067
Triple Number Coastal/Long Distance Medium571.51.0498
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low959.70.6252
Triple Number Windward/Leeward Medium710.50.8445
Triple Number Windward/Leeward High624.50.9607
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1582.11058.2803.5670.4592.9552.7521.7474.0463.1
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low743.80.8067
Triple Number Coastal/Long Distance Medium571.51.0498
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low959.70.6252
Triple Number Windward/Leeward Medium710.50.8445
Triple Number Windward/Leeward High624.50.9607
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance627.70.9559
Triple Number Coastal/Long Distance Low743.80.8067
Triple Number Coastal/Long Distance Medium571.51.0498
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low959.70.6252
Triple Number Windward/Leeward Medium710.50.8445
Triple Number Windward/Leeward High624.50.9607
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1582.11058.2803.5670.4592.9552.7521.7474.0463.1
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance627.70.9559
Triple Number Coastal/Long Distance Low743.80.8067
Triple Number Coastal/Long Distance Medium571.51.0498
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low959.70.6252
Triple Number Windward/Leeward Medium710.50.8445
Triple Number Windward/Leeward High624.50.9607
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1582.11058.2803.5670.4592.9552.7521.7474.0463.1
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low743.8
Triple Number Coastal/Long Distance Medium571.5
Triple Number Coastal/Long Distance High513.6
Triple Number Windward/Leeward Low959.7
Triple Number Windward/Leeward Medium710.5
Triple Number Windward/Leeward High624.5
Predominantly Upwind628.0
Predominantly Downwind580.5
Predominantly Reaching556.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance627.70.9559
Triple Number Coastal/Long Distance Low743.80.8067
Triple Number Coastal/Long Distance Medium571.51.0498
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low959.70.6252
Triple Number Windward/Leeward Medium710.50.8445
Triple Number Windward/Leeward High624.50.9607
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1582.11058.2803.5670.4592.9552.7521.7474.0463.1
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8067
Triple Number Coastal/Long Distance Medium1.0498
Triple Number Coastal/Long Distance High1.1682
Triple Number Windward/Leeward Low0.6252
Triple Number Windward/Leeward Medium0.8445
Triple Number Windward/Leeward High0.9607
Coastal/Long Distance0.9559
Predominantly Upwind0.9554
Predominantly Downwind1.0337
For information
General Purpose Handicap (GPH)647.1
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0418
Distanseseilas Trippeltall svak vind0.8067
Distanseseilas Trippeltall mellomvind1.0498
Distanseseilas Trippeltall sterk vind1.1682
Pølsebane Trippeltall svak vind0.6252
Pølsebane Trippeltall mellomvind0.8445
Pølsebane Trippeltall sterk vind0.9607
Motvind Singeltall0.9554
Medvind Singeltall1.0337
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low743.80.8067
Triple Number Coastal/Long Distance Medium571.51.0498
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low959.70.6252
Triple Number Windward/Leeward Medium710.50.8445
Triple Number Windward/Leeward High624.50.9607
Coastal/Long Distance627.70.9559
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind628.00.9554
Predominantly Downwind580.51.0337
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore596.21.0064
Cape Doctor Coastal491.31.2213
Triple Number Coastal/Long Distance Low743.80.8067
Triple Number Coastal/Long Distance Medium571.51.0498
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low959.70.6252
Triple Number Windward/Leeward Medium710.50.8445
Triple Number Windward/Leeward High624.50.9607
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8067
Triple Number Coastal/Long Distance Medium1.0498
Triple Number Coastal/Long Distance High1.1682
Triple Number Windward/Leeward Low0.6252
Triple Number Windward/Leeward Medium0.8445
Triple Number Windward/Leeward High0.9607
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8067
Triple Number Coastal/Long Distance Medium1.0498
Triple Number Coastal/Long Distance High1.1682
Triple Number Windward/Leeward Low0.6252
Triple Number Windward/Leeward Medium0.8445
Triple Number Windward/Leeward High0.9607
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance627.70.9559
Triple Number Coastal/Long Distance Low743.80.8067
Triple Number Coastal/Long Distance Medium571.51.0498
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low959.70.6252
Triple Number Windward/Leeward Medium710.50.8445
Triple Number Windward/Leeward High624.50.9607
Predominantly Upwind628.00.9554
Predominantly Downwind580.51.0337
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1582.11058.2803.5670.4592.9552.7521.7474.0463.1
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance627.70.9559
Triple Number Coastal/Long Distance Low743.80.8067
Triple Number Coastal/Long Distance Medium571.51.0498
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low959.70.6252
Triple Number Windward/Leeward Medium710.50.8445
Triple Number Windward/Leeward High624.50.9607
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1582.11058.2803.5670.4592.9552.7521.7474.0463.1
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low743.80.8067
Triple Number AP Medium571.61.0497
Triple Number AP High513.61.1682
Triple Number Windward/Leeward Low1002.60.5985
Triple Number Windward/Leeward Medium710.50.8445
Triple Number Windward/Leeward High624.50.9607
Single Number Predominant Upwind654.90.9161
Single Number Predominant Reaching570.61.0516
Single Number Predominant Downwind606.50.9893
Predominant Upwind - Low910.30.6592
Predominant Upwind - Low/Med691.40.8678
Predominant Upwind - Medium606.90.9886
Predominant Upwind - Med/High567.51.0572
Predominant Upwind - High553.31.0844
Predominant Downwind Low886.00.6772
Predominant Downwind Low/Med655.00.9160
Predominant Downwind Medium559.51.0724
Predominant Downwind Med/High503.61.1914
Predominant Downwind High471.81.2718
Predominant Reaching Low795.70.7540
Predominant Reaching Low/Med604.50.9926
Predominant Reaching Medium531.11.1298
Predominant Reaching Med/High491.61.2206
Predominant Reaching High469.01.2793
SA/DSPL Upwind18.00SA/DSPL Downwind33.40
Scoring OptionTODTOT
5-Band Windward/Leeward Low1120.30.5356
5-Band Windward/Leeward Low/Med822.20.7297
5-Band Windward/Leeward Medium698.30.8592
5-Band Windward/Leeward Med/High632.60.9485
5-Band Windward/Leeward High605.90.9902
Windward/Leeward 60-40 Low1131.20.5304
Windward/Leeward 60-40 Low/Med835.20.7184
Windward/Leeward 60-40 Medium714.20.8401
Windward/Leeward 60-40 Med/High652.90.9190
Windward/Leeward 60-40 High630.50.9516
5-Band AP Low818.90.7327
5-Band AP Low/Med647.80.9262
5-Band AP Medium563.61.0646
5-Band AP Med/High519.41.1551
5-Band AP High499.61.2009
5-Band SF Bay Tour - Low967.10.6204
5-Band SF Bay Tour - Low/Med786.70.7627
5-Band SF Bay Tour - Medium673.10.8914
5-Band SF Bay Tour - Med/High614.70.9761
5-Band SF Bay Tour - High591.11.0151
Chicago-Mac Upwind0.8874
Chicago-Mac All Purpose0.9234
Chicago-Mac Downwind0.9545
Bayview-Mac Cove Island0.6731
Bayview-Mac Shore0.6775
Harvest Moon Regatta496.71.2079
Double HandedClub Certificate2025
HefringNOR 11267
Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassHanse 371MeasurementHINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA11.250Max. Beam3.592Draft1.945Displacement7,380Wetted area28.72IMS L10.101LSM010.133Acc. length11.250Sink (kg/mm) 21.38
VCGD0.090VCGM0.090RM Rated (kg·m) 152.1Limit of positive stability(°) N/AStability IndexN/ADefault crew weight170Declared crew weightN/A
PROPELLER
Propeller TypeFolding 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.400PBWPIPA0.0040
EDL2.740ST10.070ST20.180
ST30.180ST40.110ST50.300
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders2Rotating mastNo
P14.250IG14.900ISP15.000MDT10.110MDL10.220MDT20.000MDL20.000TL0.000MW0.000GO0.000
E4.620J4.250BAS1.690FSDFoilSFJ0.270SPL5.355WPLTPS4.520BD0.000MWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.090Flotation Date01/01/2015
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Double HandedClub Certificate2025
HefringNOR 11267
Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment152-2019120911370.140.841.542.753.7837.2307/12/2019
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment455-2023052508040.040.611.132.203.284.3114.33NoNo 31.4524/05/2023
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment152-20191209114015.3514.1214.747.128.2586%90.2007/12/2019
CRUISER/RACER REQUIREMENTS*
Accommodation length11.2 mTable area0.55 m²Headroom1.77 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity130 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity74 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.