Club
Certificate
2023

Boat

JEUNESSE

ITA-17481

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles45.4°43.2°42.3°41.1°40.2°40.8°41.4°
Beat VMG3.193.934.494.925.195.275.29
52°4.975.986.717.217.517.667.74
60°5.296.286.987.447.727.908.02
75°5.526.517.197.627.928.158.46
90°5.456.607.397.878.188.398.68
110°5.496.697.487.978.368.739.39
120°5.316.497.347.878.288.679.45
135°4.765.956.907.557.998.389.14
150°4.035.176.116.857.377.748.34
Run VMG3.494.475.295.936.386.867.74
Gybe Angles144.8°147.5°147.8°148.0°149.2°171.8°176.3°

APH: 561.3

CDL: 9.581

GPH: 635.5

CertNo: 23/1

BOAT
ClassDufour 412 GLDesignerFelciBuilderDufour YachtsAge date09/2017Series date01/2016Offset fileD412GLCL.offData fileI17481
HULL
Length Overall11.980 mMaximum Beam4.200 mDraft2.074 mDisplacement8,940 kgDLR7.4826IMS DivisionCruiser/RacerDynamic Allowance0.380%Age Allowance0.228%
PROPELLER
InstallationStrutTypeFolding 3 bladesDiameter0.400m
CREW
Maximum weight500 kgMinimum weight375 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail41.3242.09Headsail Luffed33.3233.32Headsail Flying38.0841.08SymmetricAsymmetric84.9186.19 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail11.80Storm Jib12.03Heavy Weather Jib32.47
SAIL LIMITS
Headsails5  Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
HF
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  03190002DM1Issued on 10/03/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
2023

Boat

JEUNESSE

ITA-17481

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG1130.0916.6802.0731.0694.3682.6680.8
52°724.4601.9536.6499.1479.3469.8465.2
60°680.4573.0515.7484.1466.2455.7448.8
75°652.2552.9500.5472.3454.6441.6425.3
90°660.7545.7487.1457.7439.9429.1415.0
110°655.3538.2481.1451.9430.8412.6383.5
120°678.4554.3490.1457.3434.7415.1380.8
135°757.1605.0522.0476.7450.3429.6393.7
150°893.4696.9589.6525.4488.7465.0431.8
Run VMG1031.7804.7680.8606.7564.3524.6465.1
Selected Courses
Windward / Leeward1080.8860.7741.4668.9629.3603.6572.9
All purpose826.7669.5585.6537.2509.7492.3471.0
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward703.90.8524
All purpose561.31.0689
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low748.10.8020
Triple Number Coastal/Long Distance Medium557.51.0762
Triple Number Coastal/Long Distance High488.71.2278
Triple Number Windward/Leeward Low970.70.6181
Triple Number Windward/Leeward Medium699.10.8582
Triple Number Windward/Leeward High598.51.0025
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance614.10.9770
Triple Number Coastal/Long Distance Low748.10.8020
Triple Number Coastal/Long Distance Medium557.51.0762
Triple Number Coastal/Long Distance High488.71.2278
Triple Number Windward/Leeward Low970.70.6181
Triple Number Windward/Leeward Medium699.10.8582
Triple Number Windward/Leeward High598.51.0025
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1075.9807.0664.0576.1530.1497.3448.1
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7450
Downwind "popa"0.8979
70% up, 30% down "Ilhabela"0.7851
30% up, 70% down "Ilhabela-inverso"0.8458
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low748.10.8020
Triple Number Coastal/Long Distance Medium557.51.0762
Triple Number Coastal/Long Distance High488.71.2278
Triple Number Windward/Leeward Low970.70.6181
Triple Number Windward/Leeward Medium699.10.8582
Triple Number Windward/Leeward High598.51.0025
Predominantly Upwind608.90.9853
Predominantly Downwind573.11.0470
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low748.10.8020
Triple Number All Purpose Medium557.51.0762
Triple Number All Purpose High488.71.2278
Triple Number Windward/Leeward Low970.70.6181
Triple Number Windward/Leeward Medium699.10.8582
Triple Number Windward/Leeward High598.51.0025
Predominantly Upwind608.90.9853
Predominantly Downwind573.11.0470
Predominantly Upwind Low844.20.7107
Predominantly Upwind Medium628.80.9542
Predominantly Upwind High567.21.0579
Predominantly Downwind Low810.50.7403
Predominantly Downwind Medium568.51.0554
Predominantly Downwind High475.01.2631
Chicago-Mac Upwind0.9628
Chicago-Mac All Purpose0.9924
Chicago-Mac Downwind1.0269
Bayview-Mac Cove Island0.9125
Bayview-Mac Shore0.9228
Victoria-Maui1.0937
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance614.10.9770
Triple Number Coastal/Long Distance Low748.10.8020
Triple Number Coastal/Long Distance Medium557.51.0762
Triple Number Coastal/Long Distance High488.71.2278
Triple Number Windward/Leeward Low970.70.6181
Triple Number Windward/Leeward Medium699.10.8582
Triple Number Windward/Leeward High598.51.0025
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1075.9807.0664.0576.1530.1497.3448.1
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance614.10.9770
Triple Number Coastal/Long Distance Low748.10.8020
Triple Number Coastal/Long Distance Medium557.51.0762
Triple Number Coastal/Long Distance High488.71.2278
Triple Number Windward/Leeward Low970.70.6181
Triple Number Windward/Leeward Medium699.10.8582
Triple Number Windward/Leeward High598.51.0025
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1075.9807.0664.0576.1530.1497.3448.1
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance614.1
Triple Number Coastal/Long Distance Low748.1
Triple Number Coastal/Long Distance Medium557.5
Triple Number Coastal/Long Distance High488.7
Triple Number Windward/Leeward Low970.7
Triple Number Windward/Leeward Medium699.1
Triple Number Windward/Leeward High598.5
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1075.9807.0664.0576.1530.1497.3448.1
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance614.10.9770
Triple Number Coastal/Long Distance Low748.10.8020
Triple Number Coastal/Long Distance Medium557.51.0762
Triple Number Coastal/Long Distance High488.71.2278
Triple Number Windward/Leeward Low970.70.6181
Triple Number Windward/Leeward Medium699.10.8582
Triple Number Windward/Leeward High598.51.0025
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1075.9807.0664.0576.1530.1497.3448.1
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)614.10.9770
Triple Number Coastal/Long Distance Low748.10.8020
Triple Number Coastal/Long Distance Medium557.51.0762
Triple Number Coastal/Long Distance High488.71.2278
Triple Number Windward/Leeward Low970.70.6181
Triple Number Windward/Leeward Medium699.10.8582
Triple Number Windward/Leeward High598.51.0025
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1075.9807.0664.0576.1530.1497.3448.1
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low748.10.8020
Triple Number Coastal/Long Distance Medium557.51.0762
Triple Number Coastal/Long Distance High488.71.2278
Triple Number Windward/Leeward Low970.70.6181
Triple Number Windward/Leeward Medium699.10.8582
Triple Number Windward/Leeward High598.51.0025
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8020
Triple Number Coastal/Long Distance Medium1.0762
Triple Number Coastal/Long Distance High1.2278
Triple Number Windward/Leeward Low0.6181
Triple Number Windward/Leeward Medium0.8582
Triple Number Windward/Leeward High1.0025
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1075.9807.0664.0576.1530.1497.3448.1
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance614.10.9770
Triple Number Coastal/Long Distance Low748.10.8020
Triple Number Coastal/Long Distance Medium557.51.0762
Triple Number Coastal/Long Distance High488.71.2278
Triple Number Windward/Leeward Low970.70.6181
Triple Number Windward/Leeward Medium699.10.8582
Triple Number Windward/Leeward High598.51.0025
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1075.9807.0664.0576.1530.1497.3448.1
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low748.10.8020
Triple Number Coastal/Long Distance Medium557.51.0762
Triple Number Coastal/Long Distance High488.71.2278
Triple Number Windward/Leeward Low970.70.6181
Triple Number Windward/Leeward Medium699.10.8582
Triple Number Windward/Leeward High598.51.0025
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance614.10.9770
Triple Number Coastal/Long Distance Low748.10.8020
Triple Number Coastal/Long Distance Medium557.51.0762
Triple Number Coastal/Long Distance High488.71.2278
Triple Number Windward/Leeward Low970.70.6181
Triple Number Windward/Leeward Medium699.10.8582
Triple Number Windward/Leeward High598.51.0025
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1075.9807.0664.0576.1530.1497.3448.1
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low970.70.6181
Triple Number Windward/Leeward Medium699.10.8582
Triple Number Windward/Leeward High598.51.0025
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1075.9807.0664.0576.1530.1497.3448.1
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low748.1
Triple Number Coastal/Long Distance Medium557.5
Triple Number Coastal/Long Distance High488.7
Triple Number Windward/Leeward Low970.7
Triple Number Windward/Leeward Medium699.1
Triple Number Windward/Leeward High598.5
Predominantly Upwind608.9
Predominantly Downwind573.1
Predominantly Reaching544.4
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance614.10.9770
Triple Number Coastal/Long Distance Low748.10.8020
Triple Number Coastal/Long Distance Medium557.51.0762
Triple Number Coastal/Long Distance High488.71.2278
Triple Number Windward/Leeward Low970.70.6181
Triple Number Windward/Leeward Medium699.10.8582
Triple Number Windward/Leeward High598.51.0025
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1075.9807.0664.0576.1530.1497.3448.1
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8020
Triple Number Coastal/Long Distance Medium1.0762
Triple Number Coastal/Long Distance High1.2278
Triple Number Windward/Leeward Low0.6181
Triple Number Windward/Leeward Medium0.8582
Triple Number Windward/Leeward High1.0025
Coastal/Long Distance0.9770
Predominantly Upwind0.9853
Predominantly Downwind1.0470
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8020
Tretall Distanseseilas Mellomvind1.0762
Tretall Distanseseilas Mye vind1.2278
Tretall Pølsebane Lite vind0.6181
Tretall Pølsebane Mellomvind0.8582
Tretall Pølsebane Mye vind1.0025
Distanseseilas ett tall (OSN 8-16kn)0.9770
Distanseseilas ett tall (APH 6-20kn)1.0689
Enkeltall Motvind0.9853
Enkeltall Medvind1.0470
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low748.10.8020
Triple Number Coastal/Long Distance Medium557.51.0762
Triple Number Coastal/Long Distance High488.71.2278
Triple Number Windward/Leeward Low970.70.6181
Triple Number Windward/Leeward Medium699.10.8582
Triple Number Windward/Leeward High598.51.0025
Coastal/Long Distance614.10.9770
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind608.90.9853
Predominantly Downwind573.11.0470
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore582.11.0307
Cape Doctor Coastal477.41.2569
Triple Number Coastal/Long Distance Low748.10.8020
Triple Number Coastal/Long Distance Medium557.51.0762
Triple Number Coastal/Long Distance High488.71.2278
Triple Number Windward/Leeward Low970.70.6181
Triple Number Windward/Leeward Medium699.10.8582
Triple Number Windward/Leeward High598.51.0025
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8020
Triple Number Coastal/Long Distance Medium1.0762
Triple Number Coastal/Long Distance High1.2278
Triple Number Windward/Leeward Low0.6181
Triple Number Windward/Leeward Medium0.8582
Triple Number Windward/Leeward High1.0025
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8020
Triple Number Coastal/Long Distance Medium1.0762
Triple Number Coastal/Long Distance High1.2278
Triple Number Windward/Leeward Low0.6181
Triple Number Windward/Leeward Medium0.8582
Triple Number Windward/Leeward High1.0025
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance614.10.9770
Triple Number Coastal/Long Distance Low748.10.8020
Triple Number Coastal/Long Distance Medium557.51.0762
Triple Number Coastal/Long Distance High488.71.2278
Triple Number Windward/Leeward Low970.70.6181
Triple Number Windward/Leeward Medium699.10.8582
Triple Number Windward/Leeward High598.51.0025
Predominantly Upwind608.90.9853
Predominantly Downwind573.11.0470
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1075.9807.0664.0576.1530.1497.3448.1
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance614.10.9770
Triple Number Coastal/Long Distance Low748.10.8020
Triple Number Coastal/Long Distance Medium557.51.0762
Triple Number Coastal/Long Distance High488.71.2278
Triple Number Windward/Leeward Low970.70.6181
Triple Number Windward/Leeward Medium699.10.8582
Triple Number Windward/Leeward High598.51.0025
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1075.9807.0664.0576.1530.1497.3448.1
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low748.10.8020
Triple Number All Purpose Medium557.51.0762
Triple Number All Purpose High488.71.2278
Triple Number Windward/Leeward Low970.70.6181
Triple Number Windward/Leeward Medium699.10.8582
Triple Number Windward/Leeward High598.51.0025
Predominantly Upwind608.90.9853
Predominantly Downwind573.11.0470
Predominantly Upwind Low844.20.7107
Predominantly Upwind Medium628.80.9542
Predominantly Upwind High567.21.0579
Predominantly Downwind Low810.50.7403
Predominantly Downwind Medium568.51.0554
Predominantly Downwind High475.01.2631
Chicago-Mac Upwind0.9628
Chicago-Mac All Purpose0.9924
Chicago-Mac Downwind1.0269
Bayview-Mac Cove Island0.9125
Bayview-Mac Shore0.9228
Harvest Moon Regatta480.81.2479
Victoria-Maui1.0937
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy583.11.0291
San Francisco Bay Medium690.40.8691
Predominantly Reaching1.1340
Predominantly Reaching Low0.8922
Predominantly Reaching Medium1.1449
Predominantly Reaching High1.3240
Windward/Leeward 60-40 Low981.20.6115
Windward/Leeward 60-40 Medium720.20.8331
Windward/Leeward 60-40 High627.90.9556
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1063.90.5640
5-Band Low / Medium882.20.6801
5-Band Medium685.00.8760
5-Band Medium / High608.30.9864
5-Band High578.21.0377
ORC Ref  03190002DM1Issued on 10/03/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
2023

Boat

JEUNESSE

ITA-17481

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDufour 412 GLMeasurement28/02/2017HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA11.980Max. Beam4.200Draft2.074Displacement8,940Wetted area34.58IMS L10.818LSM010.610Acc. length11.980Sink (kg/mm) 26.52
VCGD0.000VCGM0.036RM Rated (kg·m) 278.9Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.400PBWPIPA0.0006
EDLST1ST2
ST3ST4ST5
RIG
Forestay tensionFixedInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P14.650IG15.400ISP16.080MDT10.165MDL10.240MDT20.165MDL20.240TLMW0.240GO0.270
E4.600J4.300BAS1.980FSD0.040SFJ0.810SPLWPLTPS5.110BD0.210MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.000Flotation Date10/03/2017MeasurerComment
SFFP0.280FFMFF1.667LCFcl6.591SG1.0241
SAFP11.757FAMFA1.317LCFsh6.912HBI1.429
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03190002DM1Issued on 10/03/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
2023

Boat

JEUNESSE

ITA-17481

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.121.021.752.994.1441.3209/03/2023
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentB0.030.671.352.704.005.4114.15NoYes038.0809/03/2023A0.000.000.000.000.004.6114.20NoNo 33.3219/10/2018
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA15.0012.8013.907.307.4598%84.9109/03/2023
ORC Ref  03190002DM1Issued on 10/03/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org