Club
Certificate
Non Spinnaker
2023

Boat

Grøyven

NOR 12288

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 Angles43.2°41.4°40.0°39.3°38.8°38.7°38.8°
Beat VMG3.624.394.915.165.285.345.36
52°5.546.527.137.417.537.607.66
60°5.846.787.347.627.757.837.90
75°6.056.967.497.818.028.158.30
90°5.926.917.487.848.128.358.68
110°5.276.357.187.698.058.398.99
120°4.916.066.967.547.938.288.96
135°4.285.446.387.117.617.988.66
150°3.604.705.666.487.147.618.29
Run VMG3.124.084.935.716.437.057.88
Gybe Angles145.7°150.5°156.8°164.0°171.2°177.2°179.0°

APH: 560.2

CDL: 9.963

GPH: 632.5

CertNo: 9466

BOAT
ClassDUFOUR 40 HRDesignerUmberto FelciBuilderDufour YachtsAge date01/2007Series date01/2001Offset fileDUFOUR40FK.offData file9466
HULL
Length Overall12.060 mMaximum Beam3.890 mDraft2.092 mDisplacement7,630 kgDLR6.6132IMS DivisionCruiser/RacerDynamic Allowance0.210%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.400m
CREW
Maximum weight737 kgMinimum weight553 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail46.5947.62Headsail Luffed43.0043.00Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail13.56Storm Jib11.74Heavy Weather Jib31.70
SAIL LIMITS
Headsails6  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  03440002HJIIssued on 09/04/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

Grøyven

NOR 12288

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 VMG995.7820.8733.1697.5681.5673.7671.0
52°650.4552.1504.9485.7477.9473.5470.1
60°616.7530.7490.5472.4464.5459.9455.7
75°595.2516.9480.7461.2449.1441.9434.0
90°607.6521.2481.1459.3443.5431.2414.8
110°683.6566.5501.1468.2447.0429.3400.3
120°733.4593.7517.5477.4453.7434.6401.6
135°841.2662.3564.6506.2473.1451.3415.6
150°998.7765.2636.3555.9504.3473.2434.1
Run VMG1153.2883.4729.9630.2559.6510.5457.1
Selected Courses
Windward / Leeward1074.5852.1731.5663.9620.6592.1564.1
All purpose814.4661.9581.4538.0511.9494.8474.3
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward695.90.8622
All purpose560.21.0711
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium556.31.0786
Triple Number Coastal/Long Distance High491.41.2210
Triple Number Windward/Leeward Low963.20.6229
Triple Number Windward/Leeward Medium691.20.8680
Triple Number Windward/Leeward High588.71.0192
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance613.40.9781
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium556.31.0786
Triple Number Coastal/Long Distance High491.41.2210
Triple Number Windward/Leeward Low963.20.6229
Triple Number Windward/Leeward Medium691.20.8680
Triple Number Windward/Leeward High588.71.0192
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1082.3802.2657.8575.6532.1500.3453.5
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7964
Downwind "popa"0.8530
70% up, 30% down "Ilhabela"0.8126
30% up, 70% down "Ilhabela-inverso"0.8352
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium556.31.0786
Triple Number Coastal/Long Distance High491.41.2210
Triple Number Windward/Leeward Low963.20.6229
Triple Number Windward/Leeward Medium691.20.8680
Triple Number Windward/Leeward High588.71.0192
Predominantly Upwind593.31.0112
Predominantly Downwind587.61.0211
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low738.10.8129
Triple Number All Purpose Medium556.31.0786
Triple Number All Purpose High491.41.2210
Triple Number Windward/Leeward Low963.20.6229
Triple Number Windward/Leeward Medium691.20.8680
Triple Number Windward/Leeward High588.71.0192
Predominantly Upwind593.31.0112
Predominantly Downwind587.61.0211
Predominantly Upwind Low790.60.7590
Predominantly Upwind Medium601.50.9974
Predominantly Upwind High563.81.0642
Predominantly Downwind Low851.30.7048
Predominantly Downwind Medium593.21.0115
Predominantly Downwind High477.51.2565
Chicago-Mac Upwind0.9933
Chicago-Mac All Purpose0.9952
Chicago-Mac Downwind0.9992
Bayview-Mac Cove Island0.9270
Bayview-Mac Shore0.9469
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching531.31.1292
Predominantly Reaching Low670.60.8947
Predominantly Reaching Medium529.71.1328
Predominantly Reaching High461.01.3014
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1057.30.5675
5-Band Low / Medium874.30.6863
5-Band Medium677.50.8856
5-Band Medium / High598.21.0029
5-Band High568.91.0546
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance613.40.9781
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium556.31.0786
Triple Number Coastal/Long Distance High491.41.2210
Triple Number Windward/Leeward Low963.20.6229
Triple Number Windward/Leeward Medium691.20.8680
Triple Number Windward/Leeward High588.71.0192
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1082.3802.2657.8575.6532.1500.3453.5
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance613.40.9781
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium556.31.0786
Triple Number Coastal/Long Distance High491.41.2210
Triple Number Windward/Leeward Low963.20.6229
Triple Number Windward/Leeward Medium691.20.8680
Triple Number Windward/Leeward High588.71.0192
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1082.3802.2657.8575.6532.1500.3453.5
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance613.4
Triple Number Coastal/Long Distance Low738.1
Triple Number Coastal/Long Distance Medium556.3
Triple Number Coastal/Long Distance High491.4
Triple Number Windward/Leeward Low963.2
Triple Number Windward/Leeward Medium691.2
Triple Number Windward/Leeward High588.7
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1082.3802.2657.8575.6532.1500.3453.5
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance613.40.9781
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium556.31.0786
Triple Number Coastal/Long Distance High491.41.2210
Triple Number Windward/Leeward Low963.20.6229
Triple Number Windward/Leeward Medium691.20.8680
Triple Number Windward/Leeward High588.71.0192
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1082.3802.2657.8575.6532.1500.3453.5
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)613.40.9781
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium556.31.0786
Triple Number Coastal/Long Distance High491.41.2210
Triple Number Windward/Leeward Low963.20.6229
Triple Number Windward/Leeward Medium691.20.8680
Triple Number Windward/Leeward High588.71.0192
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1082.3802.2657.8575.6532.1500.3453.5
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium556.31.0786
Triple Number Coastal/Long Distance High491.41.2210
Triple Number Windward/Leeward Low963.20.6229
Triple Number Windward/Leeward Medium691.20.8680
Triple Number Windward/Leeward High588.71.0192
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8129
Triple Number Coastal/Long Distance Medium1.0786
Triple Number Coastal/Long Distance High1.2210
Triple Number Windward/Leeward Low0.6229
Triple Number Windward/Leeward Medium0.8680
Triple Number Windward/Leeward High1.0192
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1082.3802.2657.8575.6532.1500.3453.5
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance613.40.9781
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium556.31.0786
Triple Number Coastal/Long Distance High491.41.2210
Triple Number Windward/Leeward Low963.20.6229
Triple Number Windward/Leeward Medium691.20.8680
Triple Number Windward/Leeward High588.71.0192
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1082.3802.2657.8575.6532.1500.3453.5
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium556.31.0786
Triple Number Coastal/Long Distance High491.41.2210
Triple Number Windward/Leeward Low963.20.6229
Triple Number Windward/Leeward Medium691.20.8680
Triple Number Windward/Leeward High588.71.0192
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance613.40.9781
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium556.31.0786
Triple Number Coastal/Long Distance High491.41.2210
Triple Number Windward/Leeward Low963.20.6229
Triple Number Windward/Leeward Medium691.20.8680
Triple Number Windward/Leeward High588.71.0192
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1082.3802.2657.8575.6532.1500.3453.5
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low963.20.6229
Triple Number Windward/Leeward Medium691.20.8680
Triple Number Windward/Leeward High588.71.0192
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1082.3802.2657.8575.6532.1500.3453.5
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low738.1
Triple Number Coastal/Long Distance Medium556.3
Triple Number Coastal/Long Distance High491.4
Triple Number Windward/Leeward Low963.2
Triple Number Windward/Leeward Medium691.2
Triple Number Windward/Leeward High588.7
Predominantly Upwind593.3
Predominantly Downwind587.6
Predominantly Reaching552.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance613.40.9781
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium556.31.0786
Triple Number Coastal/Long Distance High491.41.2210
Triple Number Windward/Leeward Low963.20.6229
Triple Number Windward/Leeward Medium691.20.8680
Triple Number Windward/Leeward High588.71.0192
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1082.3802.2657.8575.6532.1500.3453.5
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8129
Triple Number Coastal/Long Distance Medium1.0786
Triple Number Coastal/Long Distance High1.2210
Triple Number Windward/Leeward Low0.6229
Triple Number Windward/Leeward Medium0.8680
Triple Number Windward/Leeward High1.0192
Coastal/Long Distance0.9781
Predominantly Upwind1.0112
Predominantly Downwind1.0211
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8129
Tretall Distanseseilas Mellomvind1.0786
Tretall Distanseseilas Mye vind1.2210
Tretall Pølsebane Lite vind0.6229
Tretall Pølsebane Mellomvind0.8680
Tretall Pølsebane Mye vind1.0192
Distanseseilas ett tall (OSN 8-16kn)0.9781
Distanseseilas ett tall (APH 6-20kn)1.0711
Enkeltall Motvind1.0112
Enkeltall Medvind1.0211
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium556.31.0786
Triple Number Coastal/Long Distance High491.41.2210
Triple Number Windward/Leeward Low963.20.6229
Triple Number Windward/Leeward Medium691.20.8680
Triple Number Windward/Leeward High588.71.0192
Coastal/Long Distance613.40.9781
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind593.31.0112
Predominantly Downwind587.61.0211
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore572.51.0481
Cape Doctor Coastal480.51.2487
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium556.31.0786
Triple Number Coastal/Long Distance High491.41.2210
Triple Number Windward/Leeward Low963.20.6229
Triple Number Windward/Leeward Medium691.20.8680
Triple Number Windward/Leeward High588.71.0192
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8129
Triple Number Coastal/Long Distance Medium1.0786
Triple Number Coastal/Long Distance High1.2210
Triple Number Windward/Leeward Low0.6229
Triple Number Windward/Leeward Medium0.8680
Triple Number Windward/Leeward High1.0192
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8129
Triple Number Coastal/Long Distance Medium1.0786
Triple Number Coastal/Long Distance High1.2210
Triple Number Windward/Leeward Low0.6229
Triple Number Windward/Leeward Medium0.8680
Triple Number Windward/Leeward High1.0192
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance613.40.9781
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium556.31.0786
Triple Number Coastal/Long Distance High491.41.2210
Triple Number Windward/Leeward Low963.20.6229
Triple Number Windward/Leeward Medium691.20.8680
Triple Number Windward/Leeward High588.71.0192
Predominantly Upwind593.31.0112
Predominantly Downwind587.61.0211
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1082.3802.2657.8575.6532.1500.3453.5
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance613.40.9781
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium556.31.0786
Triple Number Coastal/Long Distance High491.41.2210
Triple Number Windward/Leeward Low963.20.6229
Triple Number Windward/Leeward Medium691.20.8680
Triple Number Windward/Leeward High588.71.0192
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1082.3802.2657.8575.6532.1500.3453.5
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low738.10.8129
Triple Number All Purpose Medium556.31.0786
Triple Number All Purpose High491.41.2210
Triple Number Windward/Leeward Low963.20.6229
Triple Number Windward/Leeward Medium691.20.8680
Triple Number Windward/Leeward High588.71.0192
Predominantly Upwind593.31.0112
Predominantly Downwind587.61.0211
Predominantly Upwind Low790.60.7590
Predominantly Upwind Medium601.50.9974
Predominantly Upwind High563.81.0642
Predominantly Downwind Low851.30.7048
Predominantly Downwind Medium593.21.0115
Predominantly Downwind High477.51.2565
Chicago-Mac Upwind0.9933
Chicago-Mac All Purpose0.9952
Chicago-Mac Downwind0.9992
Bayview-Mac Cove Island0.9270
Bayview-Mac Shore0.9469
Harvest Moon Regatta484.81.2375
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy578.91.0364
San Francisco Bay Medium683.40.8780
Predominantly Reaching531.31.1292
Predominantly Reaching Low670.60.8947
Predominantly Reaching Medium529.71.1328
Predominantly Reaching High461.01.3014
Windward/Leeward 60-40 Low952.30.6301
Windward/Leeward 60-40 Medium699.60.8576
Windward/Leeward 60-40 High618.00.9709
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1057.30.5675
5-Band Low / Medium874.30.6863
5-Band Medium677.50.8856
5-Band Medium / High598.21.0029
5-Band High568.91.0546
ORC Ref  03440002HJIIssued on 09/04/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

Grøyven

NOR 12288

Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDUFOUR 40 HRMeasurementHINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA12.060Max. Beam3.890Draft2.092Displacement7,630Wetted area30.47IMS L10.759LSM010.487Acc. length12.060Sink (kg/mm) 23.25
VCGD0.180VCGM0.187RM Rated (kg·m) 172.7Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.400PBWPIPA0.0040
EDL2.700ST10.070ST20.180
ST30.180ST40.180ST50.300
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P14.750IG15.250ISP16.720MDT10.140MDL10.230MDT20.120MDL20.220TL0.000MW0.230GO0.250
E5.250J4.190BAS1.820FSDFoilSFJ0.000SPL4.590WPLTPS5.030BDMWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.180Flotation Date01/01/2015MeasurerComment
SFFP0.100FFMFF1.441LCFcl6.629SG1.0220
SAFP11.430FAMFA1.161LCFsh6.896HBI1.268
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03440002HJIIssued on 09/04/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

Grøyven

NOR 12288

Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment625-2023021615260.151.081.993.474.4746.5916/02/2023
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment625-2023021710460.070.721.422.864.335.8914.83NoNo 43.0017/02/2023
ORC Ref  03440002HJIIssued on 09/04/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org