Club
Certificate
Double Handed
2023

Boat

Svalen

NOR 14520

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 Angles44.4°42.6°41.2°40.2°39.6°39.4°40.2°
Beat VMG3.274.044.635.045.285.385.43
52°5.066.106.847.327.607.747.83
60°5.376.387.097.547.807.978.09
75°5.576.587.277.718.008.228.51
90°5.456.507.337.848.178.408.74
110°5.386.637.488.008.408.779.41
120°5.226.457.367.928.358.769.57
135°4.715.936.917.618.078.489.31
150°3.995.146.116.887.417.798.40
Run VMG3.464.465.295.966.426.767.70
Gybe Angles144.8°146.9°147.5°147.8°148.4°167.6°175.4°

APH: 555.6

CDL: 9.976

GPH: 629.6

CertNo: 666695

BOAT
ClassDufour 425 GLDesignerUmberto FelciBuilderDufour YachtsAge date01/2010Series date03/2009Offset fileDUF425CL.OFFData file666695
HULL
Length Overall12.600 mMaximum Beam4.170 mDraft2.101 mDisplacement8,856 kgDLR6.4121IMS DivisionCruiser/RacerDynamic Allowance0.390%Age Allowance0.455%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.440m
CREW
Maximum weight170 kgMinimum weight120 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail34.9335.26Headsail Luffed47.3447.34Headsail FlyingSymmetricAsymmetric94.8294.82 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS (m²)
Trysail11.26Storm Jib10.90Heavy Weather Jib29.43
SAIL LIMITS
Headsails6  Spinnakers5
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  03440002L2EIssued on 09/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Double Handed
2023

Boat

Svalen

NOR 14520

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 VMG1099.9890.2778.3713.9681.8668.7662.9
52°711.4590.2526.2491.6473.7465.1459.7
60°671.0564.1507.8477.6461.3451.8444.8
75°646.5547.1495.0467.1450.2438.0422.9
90°661.1554.3491.5459.0440.8428.4411.7
110°668.9543.2481.3450.1428.6410.5382.6
120°689.2557.9489.4454.4431.2411.1376.3
135°765.0606.7520.7473.3445.9424.5386.8
150°901.6699.8589.4523.4485.8462.2428.7
Run VMG1041.0808.1680.6604.4561.0532.7467.5
Selected Courses
Windward / Leeward1070.4849.1729.4659.2621.4600.7565.2
All purpose822.4664.0579.0531.1504.5487.9464.9
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward694.70.8637
All purpose555.61.0799
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low743.20.8073
Triple Number Coastal/Long Distance Medium551.51.0879
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low959.80.6251
Triple Number Windward/Leeward Medium688.90.8709
Triple Number Windward/Leeward High592.51.0126
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance607.30.9879
Triple Number Coastal/Long Distance Low743.20.8073
Triple Number Coastal/Long Distance Medium551.51.0879
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low959.80.6251
Triple Number Windward/Leeward Medium688.90.8709
Triple Number Windward/Leeward High592.51.0126
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1067.5798.1655.1569.1524.7493.2443.5
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7642
Downwind "popa"0.8945
70% up, 30% down "Ilhabela"0.7992
30% up, 70% down "Ilhabela-inverso"0.8510
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low743.20.8073
Triple Number Coastal/Long Distance Medium551.51.0879
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low959.80.6251
Triple Number Windward/Leeward Medium688.90.8709
Triple Number Windward/Leeward High592.51.0126
Predominantly Upwind600.40.9993
Predominantly Downwind570.81.0512
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low743.20.8073
Triple Number All Purpose Medium551.51.0879
Triple Number All Purpose High483.41.2412
Triple Number Windward/Leeward Low959.80.6251
Triple Number Windward/Leeward Medium688.90.8709
Triple Number Windward/Leeward High592.51.0126
Predominantly Upwind600.40.9993
Predominantly Downwind570.81.0512
Predominantly Upwind Low830.10.7228
Predominantly Upwind Medium617.10.9724
Predominantly Upwind High558.01.0753
Predominantly Downwind Low811.00.7398
Predominantly Downwind Medium566.61.0590
Predominantly Downwind High473.91.2660
Chicago-Mac Upwind0.9778
Chicago-Mac All Purpose1.0020
Chicago-Mac Downwind1.0312
Bayview-Mac Cove Island0.9208
Bayview-Mac Shore0.9337
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching526.81.1390
Predominantly Reaching Low672.20.8925
Predominantly Reaching Medium521.81.1499
Predominantly Reaching High449.41.3351
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1053.40.5696
5-Band Low / Medium871.10.6888
5-Band Medium675.50.8882
5-Band Medium / High603.00.9950
5-Band High571.31.0502
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance607.30.9879
Triple Number Coastal/Long Distance Low743.20.8073
Triple Number Coastal/Long Distance Medium551.51.0879
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low959.80.6251
Triple Number Windward/Leeward Medium688.90.8709
Triple Number Windward/Leeward High592.51.0126
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1067.5798.1655.1569.1524.7493.2443.5
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance607.30.9879
Triple Number Coastal/Long Distance Low743.20.8073
Triple Number Coastal/Long Distance Medium551.51.0879
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low959.80.6251
Triple Number Windward/Leeward Medium688.90.8709
Triple Number Windward/Leeward High592.51.0126
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1067.5798.1655.1569.1524.7493.2443.5
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance607.3
Triple Number Coastal/Long Distance Low743.2
Triple Number Coastal/Long Distance Medium551.5
Triple Number Coastal/Long Distance High483.4
Triple Number Windward/Leeward Low959.8
Triple Number Windward/Leeward Medium688.9
Triple Number Windward/Leeward High592.5
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1067.5798.1655.1569.1524.7493.2443.5
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance607.30.9879
Triple Number Coastal/Long Distance Low743.20.8073
Triple Number Coastal/Long Distance Medium551.51.0879
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low959.80.6251
Triple Number Windward/Leeward Medium688.90.8709
Triple Number Windward/Leeward High592.51.0126
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1067.5798.1655.1569.1524.7493.2443.5
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)607.30.9879
Triple Number Coastal/Long Distance Low743.20.8073
Triple Number Coastal/Long Distance Medium551.51.0879
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low959.80.6251
Triple Number Windward/Leeward Medium688.90.8709
Triple Number Windward/Leeward High592.51.0126
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1067.5798.1655.1569.1524.7493.2443.5
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low743.20.8073
Triple Number Coastal/Long Distance Medium551.51.0879
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low959.80.6251
Triple Number Windward/Leeward Medium688.90.8709
Triple Number Windward/Leeward High592.51.0126
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8073
Triple Number Coastal/Long Distance Medium1.0879
Triple Number Coastal/Long Distance High1.2412
Triple Number Windward/Leeward Low0.6251
Triple Number Windward/Leeward Medium0.8709
Triple Number Windward/Leeward High1.0126
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1067.5798.1655.1569.1524.7493.2443.5
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance607.30.9879
Triple Number Coastal/Long Distance Low743.20.8073
Triple Number Coastal/Long Distance Medium551.51.0879
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low959.80.6251
Triple Number Windward/Leeward Medium688.90.8709
Triple Number Windward/Leeward High592.51.0126
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1067.5798.1655.1569.1524.7493.2443.5
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low743.20.8073
Triple Number Coastal/Long Distance Medium551.51.0879
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low959.80.6251
Triple Number Windward/Leeward Medium688.90.8709
Triple Number Windward/Leeward High592.51.0126
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance607.30.9879
Triple Number Coastal/Long Distance Low743.20.8073
Triple Number Coastal/Long Distance Medium551.51.0879
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low959.80.6251
Triple Number Windward/Leeward Medium688.90.8709
Triple Number Windward/Leeward High592.51.0126
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1067.5798.1655.1569.1524.7493.2443.5
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low959.80.6251
Triple Number Windward/Leeward Medium688.90.8709
Triple Number Windward/Leeward High592.51.0126
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1067.5798.1655.1569.1524.7493.2443.5
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low743.2
Triple Number Coastal/Long Distance Medium551.5
Triple Number Coastal/Long Distance High483.4
Triple Number Windward/Leeward Low959.8
Triple Number Windward/Leeward Medium688.9
Triple Number Windward/Leeward High592.5
Predominantly Upwind600.4
Predominantly Downwind570.8
Predominantly Reaching542.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance607.30.9879
Triple Number Coastal/Long Distance Low743.20.8073
Triple Number Coastal/Long Distance Medium551.51.0879
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low959.80.6251
Triple Number Windward/Leeward Medium688.90.8709
Triple Number Windward/Leeward High592.51.0126
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1067.5798.1655.1569.1524.7493.2443.5
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8073
Triple Number Coastal/Long Distance Medium1.0879
Triple Number Coastal/Long Distance High1.2412
Triple Number Windward/Leeward Low0.6251
Triple Number Windward/Leeward Medium0.8709
Triple Number Windward/Leeward High1.0126
Coastal/Long Distance0.9879
Predominantly Upwind0.9993
Predominantly Downwind1.0512
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8073
Tretall Distanseseilas Mellomvind1.0879
Tretall Distanseseilas Mye vind1.2412
Tretall Pølsebane Lite vind0.6251
Tretall Pølsebane Mellomvind0.8709
Tretall Pølsebane Mye vind1.0126
Distanseseilas ett tall (OSN 8-16kn)0.9879
Distanseseilas ett tall (APH 6-20kn)1.0799
Enkeltall Motvind0.9993
Enkeltall Medvind1.0512
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low743.20.8073
Triple Number Coastal/Long Distance Medium551.51.0879
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low959.80.6251
Triple Number Windward/Leeward Medium688.90.8709
Triple Number Windward/Leeward High592.51.0126
Coastal/Long Distance607.30.9879
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind600.40.9993
Predominantly Downwind570.81.0512
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore575.81.0420
Cape Doctor Coastal471.81.2718
Triple Number Coastal/Long Distance Low743.20.8073
Triple Number Coastal/Long Distance Medium551.51.0879
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low959.80.6251
Triple Number Windward/Leeward Medium688.90.8709
Triple Number Windward/Leeward High592.51.0126
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8073
Triple Number Coastal/Long Distance Medium1.0879
Triple Number Coastal/Long Distance High1.2412
Triple Number Windward/Leeward Low0.6251
Triple Number Windward/Leeward Medium0.8709
Triple Number Windward/Leeward High1.0126
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8073
Triple Number Coastal/Long Distance Medium1.0879
Triple Number Coastal/Long Distance High1.2412
Triple Number Windward/Leeward Low0.6251
Triple Number Windward/Leeward Medium0.8709
Triple Number Windward/Leeward High1.0126
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance607.30.9879
Triple Number Coastal/Long Distance Low743.20.8073
Triple Number Coastal/Long Distance Medium551.51.0879
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low959.80.6251
Triple Number Windward/Leeward Medium688.90.8709
Triple Number Windward/Leeward High592.51.0126
Predominantly Upwind600.40.9993
Predominantly Downwind570.81.0512
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1067.5798.1655.1569.1524.7493.2443.5
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance607.30.9879
Triple Number Coastal/Long Distance Low743.20.8073
Triple Number Coastal/Long Distance Medium551.51.0879
Triple Number Coastal/Long Distance High483.41.2412
Triple Number Windward/Leeward Low959.80.6251
Triple Number Windward/Leeward Medium688.90.8709
Triple Number Windward/Leeward High592.51.0126
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1067.5798.1655.1569.1524.7493.2443.5
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low743.20.8073
Triple Number All Purpose Medium551.51.0879
Triple Number All Purpose High483.41.2412
Triple Number Windward/Leeward Low959.80.6251
Triple Number Windward/Leeward Medium688.90.8709
Triple Number Windward/Leeward High592.51.0126
Predominantly Upwind600.40.9993
Predominantly Downwind570.81.0512
Predominantly Upwind Low830.10.7228
Predominantly Upwind Medium617.10.9724
Predominantly Upwind High558.01.0753
Predominantly Downwind Low811.00.7398
Predominantly Downwind Medium566.61.0590
Predominantly Downwind High473.91.2660
Chicago-Mac Upwind0.9778
Chicago-Mac All Purpose1.0020
Chicago-Mac Downwind1.0312
Bayview-Mac Cove Island0.9208
Bayview-Mac Shore0.9337
Harvest Moon Regatta478.01.2553
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy575.71.0422
San Francisco Bay Medium680.20.8821
Predominantly Reaching526.81.1390
Predominantly Reaching Low672.20.8925
Predominantly Reaching Medium521.81.1499
Predominantly Reaching High449.41.3351
Windward/Leeward 60-40 Low966.80.6206
Windward/Leeward 60-40 Medium707.10.8486
Windward/Leeward 60-40 High618.80.9696
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1053.40.5696
5-Band Low / Medium871.10.6888
5-Band Medium675.50.8882
5-Band Medium / High603.00.9950
5-Band High571.31.0502
ORC Ref  03440002L2EIssued on 09/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Double Handed
2023

Boat

Svalen

NOR 14520

Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDufour 425 GLMeasurementHINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA12.600Max. Beam4.170Draft2.101Displacement8,856Wetted area33.64IMS L11.203LSM011.136Acc. length12.600Sink (kg/mm) 26.66
VCGD0.000VCGM-0.046RM Rated (kg·m) 273.1Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.440PBWPIPA0.0036
EDL2.630ST10.048ST20.170
ST30.170ST40.170ST50.275
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P13.680IG14.700ISP14.700MDT10.150MDL10.250MDT20.150MDL20.250TL0.000MW0.250GO0.270
E4.700J4.730BAS1.650FSDFoilSFJ0.000SPL0.000WPLTPS5.600BDMWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.000Flotation Date01/01/2015MeasurerComment
SFFP0.189FFMFF1.511LCFcl7.001SG1.0220
SAFP11.957FAMFA1.164LCFsh7.292HBI1.309
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03440002L2EIssued on 09/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Double Handed
2023

Boat

Svalen

NOR 14520

Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment267-2014051420190.020.731.432.673.7534.9314/05/2014Elvstrøm brukt
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment267-2014051419160.000.000.000.000.006.6214.05NoNo 47.3414/05/2014
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment394-20221109111815.4313.4514.447.618.9685%94.8209/11/2022
ORC Ref  03440002L2EIssued on 09/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org