Club
Certificate
2023

Boat

Hefring

NOR 11267

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 Angles43.8°41.7°40.5°39.4°38.8°38.5°38.2°
Beat VMG3.364.104.624.965.125.215.27
52°5.176.126.757.097.277.367.44
60°5.466.396.957.277.467.567.66
75°5.646.567.117.437.657.828.02
90°5.516.557.207.557.747.928.28
110°5.516.667.317.718.048.338.73
120°5.336.487.217.658.028.379.01
135°4.795.946.837.387.778.138.85
150°4.055.166.066.747.187.508.05
Run VMG3.514.475.255.846.226.737.50
Gybe Angles144.2°147.5°147.6°148.3°150.1°173.0°177.2°

APH: 566.8

CDL: 9.333

GPH: 637.1

CertNo: 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 Allowance0.300%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 3 bladesDiameter0.400m
CREW
Maximum weight701 kgMinimum weight526 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail37.2437.69Headsail Luffed40.5740.57Headsail FlyingSymmetricAsymmetric90.2095.18 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail11.53Storm Jib11.11Heavy Weather Jib29.98
SAIL LIMITS
Headsails5  Spinnakers4 * 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.
ORC Ref  03440002N40Issued on 30/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Hefring

NOR 11267

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 VMG1070.1879.0778.5726.0703.4691.3682.8
52°696.2588.2533.6507.5495.2489.4484.1
60°659.0563.8517.8494.9482.6476.3470.1
75°638.2548.4506.6484.7470.4460.2449.1
90°652.9549.5500.0476.8465.2454.4434.6
110°653.1540.9492.2466.9447.6431.9412.4
120°675.0555.7499.0470.5449.1430.3399.5
135°751.8605.9527.3487.8463.6442.7406.7
150°888.3697.9594.0533.9501.2479.9447.4
Run VMG1025.8805.8685.9616.5578.7535.1480.0
Selected Courses
Windward / Leeward1047.9842.4732.2671.2641.1613.2581.4
All purpose806.1660.2585.1545.3524.1507.3486.1
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward703.00.8534
All purpose566.81.0586
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low733.10.8184
Triple Number Coastal/Long Distance Medium562.91.0660
Triple Number Coastal/Long Distance High503.51.1916
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium698.20.8593
Triple Number Windward/Leeward High608.20.9865
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance617.80.9712
Triple Number Coastal/Long Distance Low733.10.8184
Triple Number Coastal/Long Distance Medium562.91.0660
Triple Number Coastal/Long Distance High503.51.1916
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium698.20.8593
Triple Number Windward/Leeward High608.20.9865
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1045.7792.3659.7582.8544.6513.2465.3
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7593
Downwind "popa"0.8884
70% up, 30% down "Ilhabela"0.7939
30% up, 70% down "Ilhabela-inverso"0.8453
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low733.10.8184
Triple Number Coastal/Long Distance Medium562.91.0660
Triple Number Coastal/Long Distance High503.51.1916
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium698.20.8593
Triple Number Windward/Leeward High608.20.9865
Predominantly Upwind610.30.9831
Predominantly Downwind579.61.0351
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low733.10.8184
Triple Number All Purpose Medium562.91.0660
Triple Number All Purpose High503.51.1916
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium698.20.8593
Triple Number Windward/Leeward High608.20.9865
Predominantly Upwind610.30.9831
Predominantly Downwind579.61.0351
Predominantly Upwind Low816.60.7347
Predominantly Upwind Medium628.00.9554
Predominantly Upwind High580.11.0343
Predominantly Downwind Low801.80.7483
Predominantly Downwind Medium577.81.0385
Predominantly Downwind High489.51.2258
Chicago-Mac Upwind0.9646
Chicago-Mac All Purpose0.9883
Chicago-Mac Downwind1.0172
Bayview-Mac Cove Island0.9179
Bayview-Mac Shore0.9282
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching538.01.1153
Predominantly Reaching Low664.80.9026
Predominantly Reaching Medium532.41.1271
Predominantly Reaching High470.71.2746
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1032.10.5813
5-Band Low / Medium863.40.6950
5-Band Medium685.90.8748
5-Band Medium / High617.50.9716
5-Band High586.91.0223
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance617.80.9712
Triple Number Coastal/Long Distance Low733.10.8184
Triple Number Coastal/Long Distance Medium562.91.0660
Triple Number Coastal/Long Distance High503.51.1916
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium698.20.8593
Triple Number Windward/Leeward High608.20.9865
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1045.7792.3659.7582.8544.6513.2465.3
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance617.80.9712
Triple Number Coastal/Long Distance Low733.10.8184
Triple Number Coastal/Long Distance Medium562.91.0660
Triple Number Coastal/Long Distance High503.51.1916
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium698.20.8593
Triple Number Windward/Leeward High608.20.9865
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1045.7792.3659.7582.8544.6513.2465.3
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance617.8
Triple Number Coastal/Long Distance Low733.1
Triple Number Coastal/Long Distance Medium562.9
Triple Number Coastal/Long Distance High503.5
Triple Number Windward/Leeward Low945.2
Triple Number Windward/Leeward Medium698.2
Triple Number Windward/Leeward High608.2
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1045.7792.3659.7582.8544.6513.2465.3
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance617.80.9712
Triple Number Coastal/Long Distance Low733.10.8184
Triple Number Coastal/Long Distance Medium562.91.0660
Triple Number Coastal/Long Distance High503.51.1916
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium698.20.8593
Triple Number Windward/Leeward High608.20.9865
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1045.7792.3659.7582.8544.6513.2465.3
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)617.80.9712
Triple Number Coastal/Long Distance Low733.10.8184
Triple Number Coastal/Long Distance Medium562.91.0660
Triple Number Coastal/Long Distance High503.51.1916
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium698.20.8593
Triple Number Windward/Leeward High608.20.9865
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1045.7792.3659.7582.8544.6513.2465.3
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low733.10.8184
Triple Number Coastal/Long Distance Medium562.91.0660
Triple Number Coastal/Long Distance High503.51.1916
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium698.20.8593
Triple Number Windward/Leeward High608.20.9865
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8184
Triple Number Coastal/Long Distance Medium1.0660
Triple Number Coastal/Long Distance High1.1916
Triple Number Windward/Leeward Low0.6348
Triple Number Windward/Leeward Medium0.8593
Triple Number Windward/Leeward High0.9865
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1045.7792.3659.7582.8544.6513.2465.3
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance617.80.9712
Triple Number Coastal/Long Distance Low733.10.8184
Triple Number Coastal/Long Distance Medium562.91.0660
Triple Number Coastal/Long Distance High503.51.1916
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium698.20.8593
Triple Number Windward/Leeward High608.20.9865
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1045.7792.3659.7582.8544.6513.2465.3
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low733.10.8184
Triple Number Coastal/Long Distance Medium562.91.0660
Triple Number Coastal/Long Distance High503.51.1916
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium698.20.8593
Triple Number Windward/Leeward High608.20.9865
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance617.80.9712
Triple Number Coastal/Long Distance Low733.10.8184
Triple Number Coastal/Long Distance Medium562.91.0660
Triple Number Coastal/Long Distance High503.51.1916
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium698.20.8593
Triple Number Windward/Leeward High608.20.9865
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1045.7792.3659.7582.8544.6513.2465.3
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium698.20.8593
Triple Number Windward/Leeward High608.20.9865
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1045.7792.3659.7582.8544.6513.2465.3
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low733.1
Triple Number Coastal/Long Distance Medium562.9
Triple Number Coastal/Long Distance High503.5
Triple Number Windward/Leeward Low945.2
Triple Number Windward/Leeward Medium698.2
Triple Number Windward/Leeward High608.2
Predominantly Upwind610.3
Predominantly Downwind579.6
Predominantly Reaching552.6
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance617.80.9712
Triple Number Coastal/Long Distance Low733.10.8184
Triple Number Coastal/Long Distance Medium562.91.0660
Triple Number Coastal/Long Distance High503.51.1916
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium698.20.8593
Triple Number Windward/Leeward High608.20.9865
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1045.7792.3659.7582.8544.6513.2465.3
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8184
Triple Number Coastal/Long Distance Medium1.0660
Triple Number Coastal/Long Distance High1.1916
Triple Number Windward/Leeward Low0.6348
Triple Number Windward/Leeward Medium0.8593
Triple Number Windward/Leeward High0.9865
Coastal/Long Distance0.9712
Predominantly Upwind0.9831
Predominantly Downwind1.0351
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8184
Tretall Distanseseilas Mellomvind1.0660
Tretall Distanseseilas Mye vind1.1916
Tretall Pølsebane Lite vind0.6348
Tretall Pølsebane Mellomvind0.8593
Tretall Pølsebane Mye vind0.9865
Distanseseilas ett tall (OSN 8-16kn)0.9712
Distanseseilas ett tall (APH 6-20kn)1.0586
Enkeltall Motvind0.9831
Enkeltall Medvind1.0351
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low733.10.8184
Triple Number Coastal/Long Distance Medium562.91.0660
Triple Number Coastal/Long Distance High503.51.1916
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium698.20.8593
Triple Number Windward/Leeward High608.20.9865
Coastal/Long Distance617.80.9712
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind610.30.9831
Predominantly Downwind579.61.0351
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore590.91.0154
Cape Doctor Coastal492.41.2184
Triple Number Coastal/Long Distance Low733.10.8184
Triple Number Coastal/Long Distance Medium562.91.0660
Triple Number Coastal/Long Distance High503.51.1916
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium698.20.8593
Triple Number Windward/Leeward High608.20.9865
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8184
Triple Number Coastal/Long Distance Medium1.0660
Triple Number Coastal/Long Distance High1.1916
Triple Number Windward/Leeward Low0.6348
Triple Number Windward/Leeward Medium0.8593
Triple Number Windward/Leeward High0.9865
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8184
Triple Number Coastal/Long Distance Medium1.0660
Triple Number Coastal/Long Distance High1.1916
Triple Number Windward/Leeward Low0.6348
Triple Number Windward/Leeward Medium0.8593
Triple Number Windward/Leeward High0.9865
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance617.80.9712
Triple Number Coastal/Long Distance Low733.10.8184
Triple Number Coastal/Long Distance Medium562.91.0660
Triple Number Coastal/Long Distance High503.51.1916
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium698.20.8593
Triple Number Windward/Leeward High608.20.9865
Predominantly Upwind610.30.9831
Predominantly Downwind579.61.0351
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1045.7792.3659.7582.8544.6513.2465.3
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance617.80.9712
Triple Number Coastal/Long Distance Low733.10.8184
Triple Number Coastal/Long Distance Medium562.91.0660
Triple Number Coastal/Long Distance High503.51.1916
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium698.20.8593
Triple Number Windward/Leeward High608.20.9865
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1045.7792.3659.7582.8544.6513.2465.3
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low733.10.8184
Triple Number All Purpose Medium562.91.0660
Triple Number All Purpose High503.51.1916
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium698.20.8593
Triple Number Windward/Leeward High608.20.9865
Predominantly Upwind610.30.9831
Predominantly Downwind579.61.0351
Predominantly Upwind Low816.60.7347
Predominantly Upwind Medium628.00.9554
Predominantly Upwind High580.11.0343
Predominantly Downwind Low801.80.7483
Predominantly Downwind Medium577.81.0385
Predominantly Downwind High489.51.2258
Chicago-Mac Upwind0.9646
Chicago-Mac All Purpose0.9883
Chicago-Mac Downwind1.0172
Bayview-Mac Cove Island0.9179
Bayview-Mac Shore0.9282
Harvest Moon Regatta494.31.2138
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy592.21.0131
San Francisco Bay Medium687.10.8733
Predominantly Reaching538.01.1153
Predominantly Reaching Low664.80.9026
Predominantly Reaching Medium532.41.1271
Predominantly Reaching High470.71.2746
Windward/Leeward 60-40 Low951.00.6309
Windward/Leeward 60-40 Medium716.10.8379
Windward/Leeward 60-40 High636.40.9427
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1032.10.5813
5-Band Low / Medium863.40.6950
5-Band Medium685.90.8748
5-Band Medium / High617.50.9716
5-Band High586.91.0223
ORC Ref  03440002N40Issued on 30/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Hefring

NOR 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 L10.203LSM010.133Acc. length11.250Sink (kg/mm) 21.38
VCGD0.090VCGM0.090RM Rated (kg·m) 152.1Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.400PBWPIPA0.0040
EDL2.740ST10.070ST20.180
ST30.180ST40.110ST50.300
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P14.250IG14.900ISP15.000MDT10.110MDL10.220MDT20.000MDL20.000TL0.000MW0.000GO0.000
E4.620J4.250BAS1.690FSDFoilSFJ0.270SPL5.355WPLTPS4.520BDMWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.090Flotation Date01/01/2015MeasurerComment
SFFP0.220FFMFF1.246LCFcl6.266SG1.0100
SAFP10.641FAMFA1.034LCFsh6.513HBI1.072
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03440002N40Issued on 30/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Hefring

NOR 11267

Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment152-2019120911370.150.841.542.753.7837.2407/12/2019
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment455-2023052508060.050.701.382.794.285.8214.23NoNo 40.5724/05/2023455-2023052508040.040.611.132.203.284.3114.33NoNo 31.4524/05/2023152-2019120911390.050.500.951.872.803.6714.26NoNo 26.6207/12/2019
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment152-20191209114015.3514.1214.747.128.2586%90.2007/12/2019
ORC Ref  03440002N40Issued on 30/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org