Club
Certificate
Non Spinnaker
2023

Boat

Elisa

NOR 13531

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 Angles44.7°42.6°41.4°40.0°38.7°38.7°38.4°
Beat VMG3.344.124.715.175.475.615.71
52°5.186.236.977.447.737.908.03
60°5.506.537.217.637.908.098.28
75°5.706.727.397.798.078.318.67
90°5.566.637.357.798.108.368.85
110°4.876.056.977.608.018.348.98
120°4.615.796.737.427.888.238.89
135°4.045.206.166.957.547.948.58
150°3.424.485.386.116.787.328.03
Run VMG2.973.884.665.466.196.837.76
Gybe Angles144.4°145.3°146.0°169.4°170.8°171.7°174.8°

APH: 571.9

CDL: 10.270

GPH: 651.5

CertNo: 10013

BOAT
ClassDufour 425DesignerUmberto FelciBuilderDufour YachtsAge date01/2008Series date01/2007Offset fileDUF425CL.OFFData file10013
HULL
Length Overall12.570 mMaximum Beam4.170 mDraft2.101 mDisplacement8,856 kgDLR6.4121IMS DivisionCruiser/RacerDynamic Allowance0.330%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.440m
CREW
Maximum weight802 kgMinimum weight602 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail38.9339.83Headsail Luffed46.8646.86Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail11.26Storm Jib10.96Heavy Weather Jib29.58
SAIL LIMITS
Headsails6  Spinnakers0 * No 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  03440002E8QIssued on 20/03/2023Valid until 31/03/2024
VPP ver: 2023 1.01 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

Elisa

NOR 13531

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 VMG1079.2874.6764.2696.3658.5642.3630.4
52°695.6577.8516.8483.9465.9455.8448.4
60°654.7551.6499.1471.7455.4444.8435.0
75°631.3535.3487.3462.1445.8433.1415.3
90°647.0543.0489.8462.1444.6430.5406.9
110°739.0594.8516.4473.9449.7431.6400.7
120°781.6621.6534.8484.9456.9437.5404.9
135°891.1692.2584.4517.9477.7453.5419.5
150°1051.3804.3669.2589.5530.9491.6448.3
Run VMG1214.0928.8772.8658.9581.9527.2464.2
Selected Courses
Windward / Leeward1146.6901.7768.5677.6620.2584.7547.3
All purpose869.2696.0603.0546.4511.2489.1462.8
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward714.40.8399
All purpose571.91.0492
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low782.60.7667
Triple Number Coastal/Long Distance Medium568.91.0546
Triple Number Coastal/Long Distance High484.81.2377
Triple Number Windward/Leeward Low1024.10.5859
Triple Number Windward/Leeward Medium712.30.8424
Triple Number Windward/Leeward High579.51.0353
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance628.80.9543
Triple Number Coastal/Long Distance Low782.60.7667
Triple Number Coastal/Long Distance Medium568.91.0546
Triple Number Coastal/Long Distance High484.81.2377
Triple Number Windward/Leeward Low1024.10.5859
Triple Number Windward/Leeward Medium712.30.8424
Triple Number Windward/Leeward High579.51.0353
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1153.3847.4687.0585.9532.2496.0445.6
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7857
Downwind "popa"0.8159
70% up, 30% down "Ilhabela"0.7945
30% up, 70% down "Ilhabela-inverso"0.8066
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low782.60.7667
Triple Number Coastal/Long Distance Medium568.91.0546
Triple Number Coastal/Long Distance High484.81.2377
Triple Number Windward/Leeward Low1024.10.5859
Triple Number Windward/Leeward Medium712.30.8424
Triple Number Windward/Leeward High579.51.0353
Predominantly Upwind602.80.9953
Predominantly Downwind605.70.9906
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low782.60.7667
Triple Number All Purpose Medium568.91.0546
Triple Number All Purpose High484.81.2377
Triple Number Windward/Leeward Low1024.10.5859
Triple Number Windward/Leeward Medium712.30.8424
Triple Number Windward/Leeward High579.51.0353
Predominantly Upwind602.80.9953
Predominantly Downwind605.70.9906
Predominantly Upwind Low842.40.7122
Predominantly Upwind Medium608.90.9854
Predominantly Upwind High542.51.1060
Predominantly Downwind Low898.70.6676
Predominantly Downwind Medium614.60.9763
Predominantly Downwind High483.61.2406
Chicago-Mac Upwind0.9730
Chicago-Mac All Purpose0.9678
Chicago-Mac Downwind0.9663
Bayview-Mac Cove Island0.8895
Bayview-Mac Shore0.9118
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching541.91.1073
Predominantly Reaching Low707.50.8480
Predominantly Reaching Medium542.01.1070
Predominantly Reaching High457.21.3124
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1127.70.5320
5-Band Low / Medium924.70.6488
5-Band Medium694.10.8644
5-Band Medium / High592.21.0132
5-Band High553.81.0835
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance628.80.9543
Triple Number Coastal/Long Distance Low782.60.7667
Triple Number Coastal/Long Distance Medium568.91.0546
Triple Number Coastal/Long Distance High484.81.2377
Triple Number Windward/Leeward Low1024.10.5859
Triple Number Windward/Leeward Medium712.30.8424
Triple Number Windward/Leeward High579.51.0353
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1153.3847.4687.0585.9532.2496.0445.6
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance628.80.9543
Triple Number Coastal/Long Distance Low782.60.7667
Triple Number Coastal/Long Distance Medium568.91.0546
Triple Number Coastal/Long Distance High484.81.2377
Triple Number Windward/Leeward Low1024.10.5859
Triple Number Windward/Leeward Medium712.30.8424
Triple Number Windward/Leeward High579.51.0353
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1153.3847.4687.0585.9532.2496.0445.6
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance628.8
Triple Number Coastal/Long Distance Low782.6
Triple Number Coastal/Long Distance Medium568.9
Triple Number Coastal/Long Distance High484.8
Triple Number Windward/Leeward Low1024.1
Triple Number Windward/Leeward Medium712.3
Triple Number Windward/Leeward High579.5
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1153.3847.4687.0585.9532.2496.0445.6
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance628.80.9543
Triple Number Coastal/Long Distance Low782.60.7667
Triple Number Coastal/Long Distance Medium568.91.0546
Triple Number Coastal/Long Distance High484.81.2377
Triple Number Windward/Leeward Low1024.10.5859
Triple Number Windward/Leeward Medium712.30.8424
Triple Number Windward/Leeward High579.51.0353
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1153.3847.4687.0585.9532.2496.0445.6
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)628.80.9543
Triple Number Coastal/Long Distance Low782.60.7667
Triple Number Coastal/Long Distance Medium568.91.0546
Triple Number Coastal/Long Distance High484.81.2377
Triple Number Windward/Leeward Low1024.10.5859
Triple Number Windward/Leeward Medium712.30.8424
Triple Number Windward/Leeward High579.51.0353
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1153.3847.4687.0585.9532.2496.0445.6
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low782.60.7667
Triple Number Coastal/Long Distance Medium568.91.0546
Triple Number Coastal/Long Distance High484.81.2377
Triple Number Windward/Leeward Low1024.10.5859
Triple Number Windward/Leeward Medium712.30.8424
Triple Number Windward/Leeward High579.51.0353
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7667
Triple Number Coastal/Long Distance Medium1.0546
Triple Number Coastal/Long Distance High1.2377
Triple Number Windward/Leeward Low0.5859
Triple Number Windward/Leeward Medium0.8424
Triple Number Windward/Leeward High1.0353
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1153.3847.4687.0585.9532.2496.0445.6
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance628.80.9543
Triple Number Coastal/Long Distance Low782.60.7667
Triple Number Coastal/Long Distance Medium568.91.0546
Triple Number Coastal/Long Distance High484.81.2377
Triple Number Windward/Leeward Low1024.10.5859
Triple Number Windward/Leeward Medium712.30.8424
Triple Number Windward/Leeward High579.51.0353
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1153.3847.4687.0585.9532.2496.0445.6
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low782.60.7667
Triple Number Coastal/Long Distance Medium568.91.0546
Triple Number Coastal/Long Distance High484.81.2377
Triple Number Windward/Leeward Low1024.10.5859
Triple Number Windward/Leeward Medium712.30.8424
Triple Number Windward/Leeward High579.51.0353
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance628.80.9543
Triple Number Coastal/Long Distance Low782.60.7667
Triple Number Coastal/Long Distance Medium568.91.0546
Triple Number Coastal/Long Distance High484.81.2377
Triple Number Windward/Leeward Low1024.10.5859
Triple Number Windward/Leeward Medium712.30.8424
Triple Number Windward/Leeward High579.51.0353
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1153.3847.4687.0585.9532.2496.0445.6
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low1024.10.5859
Triple Number Windward/Leeward Medium712.30.8424
Triple Number Windward/Leeward High579.51.0353
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1153.3847.4687.0585.9532.2496.0445.6
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low782.6
Triple Number Coastal/Long Distance Medium568.9
Triple Number Coastal/Long Distance High484.8
Triple Number Windward/Leeward Low1024.1
Triple Number Windward/Leeward Medium712.3
Triple Number Windward/Leeward High579.5
Predominantly Upwind602.8
Predominantly Downwind605.7
Predominantly Reaching566.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance628.80.9543
Triple Number Coastal/Long Distance Low782.60.7667
Triple Number Coastal/Long Distance Medium568.91.0546
Triple Number Coastal/Long Distance High484.81.2377
Triple Number Windward/Leeward Low1024.10.5859
Triple Number Windward/Leeward Medium712.30.8424
Triple Number Windward/Leeward High579.51.0353
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1153.3847.4687.0585.9532.2496.0445.6
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7667
Triple Number Coastal/Long Distance Medium1.0546
Triple Number Coastal/Long Distance High1.2377
Triple Number Windward/Leeward Low0.5859
Triple Number Windward/Leeward Medium0.8424
Triple Number Windward/Leeward High1.0353
Coastal/Long Distance0.9543
Predominantly Upwind0.9953
Predominantly Downwind0.9906
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7667
Tretall Distanseseilas Mellomvind1.0546
Tretall Distanseseilas Mye vind1.2377
Tretall Pølsebane Lite vind0.5859
Tretall Pølsebane Mellomvind0.8424
Tretall Pølsebane Mye vind1.0353
Distanseseilas ett tall (OSN 8-16kn)0.9543
Distanseseilas ett tall (APH 6-20kn)1.0492
Enkeltall Motvind0.9953
Enkeltall Medvind0.9906
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low782.60.7667
Triple Number Coastal/Long Distance Medium568.91.0546
Triple Number Coastal/Long Distance High484.81.2377
Triple Number Windward/Leeward Low1024.10.5859
Triple Number Windward/Leeward Medium712.30.8424
Triple Number Windward/Leeward High579.51.0353
Coastal/Long Distance628.80.9543
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind602.80.9953
Predominantly Downwind605.70.9906
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore558.51.0742
Cape Doctor Coastal470.71.2747
Triple Number Coastal/Long Distance Low782.60.7667
Triple Number Coastal/Long Distance Medium568.91.0546
Triple Number Coastal/Long Distance High484.81.2377
Triple Number Windward/Leeward Low1024.10.5859
Triple Number Windward/Leeward Medium712.30.8424
Triple Number Windward/Leeward High579.51.0353
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7667
Triple Number Coastal/Long Distance Medium1.0546
Triple Number Coastal/Long Distance High1.2377
Triple Number Windward/Leeward Low0.5859
Triple Number Windward/Leeward Medium0.8424
Triple Number Windward/Leeward High1.0353
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7667
Triple Number Coastal/Long Distance Medium1.0546
Triple Number Coastal/Long Distance High1.2377
Triple Number Windward/Leeward Low0.5859
Triple Number Windward/Leeward Medium0.8424
Triple Number Windward/Leeward High1.0353
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance628.80.9543
Triple Number Coastal/Long Distance Low782.60.7667
Triple Number Coastal/Long Distance Medium568.91.0546
Triple Number Coastal/Long Distance High484.81.2377
Triple Number Windward/Leeward Low1024.10.5859
Triple Number Windward/Leeward Medium712.30.8424
Triple Number Windward/Leeward High579.51.0353
Predominantly Upwind602.80.9953
Predominantly Downwind605.70.9906
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1153.3847.4687.0585.9532.2496.0445.6
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance628.80.9543
Triple Number Coastal/Long Distance Low782.60.7667
Triple Number Coastal/Long Distance Medium568.91.0546
Triple Number Coastal/Long Distance High484.81.2377
Triple Number Windward/Leeward Low1024.10.5859
Triple Number Windward/Leeward Medium712.30.8424
Triple Number Windward/Leeward High579.51.0353
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1153.3847.4687.0585.9532.2496.0445.6
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low782.60.7667
Triple Number All Purpose Medium568.91.0546
Triple Number All Purpose High484.81.2377
Triple Number Windward/Leeward Low1024.10.5859
Triple Number Windward/Leeward Medium712.30.8424
Triple Number Windward/Leeward High579.51.0353
Predominantly Upwind602.80.9953
Predominantly Downwind605.70.9906
Predominantly Upwind Low842.40.7122
Predominantly Upwind Medium608.90.9854
Predominantly Upwind High542.51.1060
Predominantly Downwind Low898.70.6676
Predominantly Downwind Medium614.60.9763
Predominantly Downwind High483.61.2406
Chicago-Mac Upwind0.9730
Chicago-Mac All Purpose0.9678
Chicago-Mac Downwind0.9663
Bayview-Mac Cove Island0.8895
Bayview-Mac Shore0.9118
Harvest Moon Regatta493.81.2152
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy569.71.0532
San Francisco Bay Medium704.30.8520
Predominantly Reaching541.91.1073
Predominantly Reaching Low707.50.8480
Predominantly Reaching Medium542.01.1070
Predominantly Reaching High457.21.3124
Windward/Leeward 60-40 Low1014.70.5913
Windward/Leeward 60-40 Medium716.40.8375
Windward/Leeward 60-40 High600.80.9987
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1127.70.5320
5-Band Low / Medium924.70.6488
5-Band Medium694.10.8644
5-Band Medium / High592.21.0132
5-Band High553.81.0835
ORC Ref  03440002E8QIssued on 20/03/2023Valid until 31/03/2024
VPP ver: 2023 1.01 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

Elisa

NOR 13531

Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDufour 425MeasurementHINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA12.570Max. Beam4.170Draft2.101Displacement8,856Wetted area33.64IMS L11.342LSM011.136Acc. 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
PRD0.440PBWPIPA0.0037
EDL2.630ST10.048ST20.170
ST30.170ST40.170ST50.275
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P13.680IG14.800ISP14.800MDT10.150MDL10.250MDT20.000MDL20.000TL0.000MW0.000GO0.000
E4.700J4.700BAS1.750FSDFoilSFJ0.000SPL0.000WPLTPS4.980BDMWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.000Flotation Date01/01/2015MeasurerComment
SFFP0.189FFMFF1.511LCFcl7.001SG1.0220
SAFP11.957FAMFA1.164LCFsh7.292HBI1.311
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03440002E8QIssued on 20/03/2023Valid until 31/03/2024
VPP ver: 2023 1.01 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

Elisa

NOR 13531

Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment388-2013011811000.010.001.833.123.9538.9318/01/2013398-2008041812000.040.001.462.713.7635.9518/04/2008
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment398-2008041812300.000.000.000.000.006.6013.95NoNo 46.8618/04/2008388-2013011811100.000.000.000.000.006.3814.04NoNo 45.5918/01/2013
ORC Ref  03440002E8QIssued on 20/03/2023Valid until 31/03/2024
VPP ver: 2023 1.01 | © ORC | www.orc.org