Double HandedClub Certificate2026
MAEVAITA-17594
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
Rated boat velocities in knots
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles48.3°46.1°44.3°43.0°41.8°40.9°40.3°41.4°43.0°
Beat VMG2.113.133.934.565.055.415.615.705.57
52°3.384.916.056.897.517.938.188.358.32
60°3.715.286.427.247.818.188.438.688.70
75°3.975.566.707.508.048.408.699.159.37
90°4.075.827.138.008.508.798.999.329.84
110°4.226.047.388.248.799.279.7310.3710.89
120°4.115.917.258.138.699.209.7210.8911.78
135°3.615.276.637.668.338.839.3310.4812.06
150°2.984.415.656.737.618.218.659.4810.46
Run VMG2.583.824.895.836.597.147.578.329.06
Gybe Angles139.3°142.2°145.8°147.8°150.2°152.5°156.5°160.1°147.4°
APH ToD:526.2CDL: 10.567APH ToT: 1.1403CertNo:26/2
BOAT
ClassDufour 46O GLDesignerFelciBuilderDufour YachtsAge date06/2019Series date01/2016Offset fileDufo46.offData fileI17594
HULL
Length Overall13.482Maximum Beam4.518Draft2.168Displacement10,761DLR5.8604IMS DivisionCruiser/RacerDynamic Allowance0.310%Age Allowance0.325%RS Assessment-0.356%
PROPELLER
InstallationStrutTypeFeathering 3 bladesDiameter0.510m
CREW
Maximum weight170(default)Minimum weight120 ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail46.3946.86Headsail Luffed43.4443.44Headsail FlyingSymmetricAsymmetric152.47152.47 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail14.34Storm Jib14.29Heavy Weather Jib38.56
SAIL LIMITS
Headsails6
✱ One set on the forestay
✱ Woven polyester sails
Spinnakers5
STABILITY
Righting Moment 435.1 Stability Index 128.1
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  03190004F3W Issued on 26/02/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
MAEVAITA-17594
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
Time Allowances in secs/NM
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG1704.31150.3916.0790.3712.6665.7641.3631.3646.0
52°1066.2732.8594.7522.1479.3454.0440.3431.3432.7
60°971.7682.1561.1497.5461.2439.9426.9415.0413.8
75°907.5647.5537.7479.9447.9428.5414.1393.3384.2
90°883.9618.5504.8449.9423.4409.3400.3386.3365.8
110°852.6596.5487.6436.9409.8388.2370.0347.3330.4
120°875.8609.0496.4442.7414.1391.2370.3330.7305.6
135°996.9683.7542.6470.1432.4407.7385.8343.6298.5
150°1206.6815.5637.4534.8473.0438.5416.3379.6344.1
Run VMG1393.3941.6736.0617.5546.1504.5475.5432.8397.4
Selected Courses
Windward / Leeward1548.81046.0826.0703.9629.4585.1558.4532.0521.7
All purpose1160.1794.2636.1551.8503.0473.4453.8430.8417.1
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward663.90.9037
All purpose526.21.1403
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low715.10.8390
Triple Number Coastal/Long Distance Medium523.01.1473
Triple Number Coastal/Long Distance High450.01.3332
Triple Number Windward/Leeward Low936.00.6410
Triple Number Windward/Leeward Medium659.60.9097
Triple Number Windward/Leeward High555.21.0807
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance577.31.0394
Triple Number Coastal/Long Distance Low715.10.8390
Triple Number Coastal/Long Distance Medium523.01.1473
Triple Number Coastal/Long Distance High450.01.3332
Triple Number Windward/Leeward Low936.00.6410
Triple Number Windward/Leeward Medium659.60.9097
Triple Number Windward/Leeward High555.21.0807
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1533.31035.5770.8627.7540.3491.8457.7408.0391.8
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7626
Downwind "popa"0.9873
70% up, 30% down "Ilhabela"0.8185
30% up, 70% down "Ilhabela-inverso"0.9071
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low715.10.8390
Triple Number Coastal/Long Distance Medium523.01.1473
Triple Number Coastal/Long Distance High450.01.3332
Triple Number Windward/Leeward Low936.00.6410
Triple Number Windward/Leeward Medium659.60.9097
Triple Number Windward/Leeward High555.21.0807
Predominantly Upwind581.01.0327
Predominantly Downwind528.51.1353
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP548.61.0938 Predom. Rc High406.01.4780 5B SF Bay L/M750.10.7999 TriNum AP Low715.20.8390 Predom. Dn Low851.00.7051 5B SF Bay Med620.90.9663 TriNum AP Med523.11.1471 Predom. Dn L/M606.80.9888 5B SF Bay M/H546.01.0990 TriNum AP High450.01.3332 Predom. Dn Med505.61.1867 5B SF Bay High517.81.1587 TriNum W/L Low985.10.6091 Predom. Dn M/H445.71.3461 5B AP Low795.70.7540 TriNum W/L Med659.60.9097 Predom. Dn High411.81.4570 5B AP L/M610.00.9835 TriNum W/L Hig555.21.0807 ChiMac Up Low784.10.7653 5B AP Med513.21.1692 Predom. Upwind612.20.9800 ChiMac Up Med687.70.8725 5B AP M/H457.31.3119 Predom. Reaching521.31.1509 ChiMac Up High576.81.0403 5B AP High432.41.3877 Predom. Downwind555.31.0806 ChiMac Off Low719.50.8339 5B W/L Low1116.70.5373 Predom. Up Low918.10.6535 ChiMac Off Med626.20.9581 5B W/L L/M786.30.7630 Predom. Up L/M661.60.9069 ChiMac Off High516.91.1607 5B W/L Med644.80.9305 Predom. Up Med557.11.0770 ChiMac AP Low747.40.8028 5B W/L M/H564.41.0630 Predom. Up M/H500.01.1999 ChiMac AP Med653.70.9178 5B W/L High534.81.1219 Predom. Up High480.91.2477 ChiMac AP High544.81.1013 W/L 60-40 Low1139.40.5266 Predom. Rc Low772.30.7769 BayMac Cove Island872.10.6880 W/L 60-40 L/M804.30.7460 Predom. Rc L/M561.21.0692 BayMac Shore865.90.6929 W/L 60-40 Med661.60.9069 Predom. Rc Med477.81.2559 Harvest Moon448.81.3369 W/L 60-40 M/H581.51.0318 Predom. Rc M/H431.01.3922 5B SF Bay Low935.90.6411 W/L 60-40 High555.01.0812      SA/DSPL Up18.28SA/DSPL Dn40.48
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance577.31.0394
Triple Number Coastal/Long Distance Low715.10.8390
Triple Number Coastal/Long Distance Medium523.01.1473
Triple Number Coastal/Long Distance High450.01.3332
Triple Number Windward/Leeward Low936.00.6410
Triple Number Windward/Leeward Medium659.60.9097
Triple Number Windward/Leeward High555.21.0807
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1533.31035.5770.8627.7540.3491.8457.7408.0391.8
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance577.31.0394
Triple Number Coastal/Long Distance Low715.10.8390
Triple Number Coastal/Long Distance Medium523.01.1473
Triple Number Coastal/Long Distance High450.01.3332
Triple Number Windward/Leeward Low936.00.6410
Triple Number Windward/Leeward Medium659.60.9097
Triple Number Windward/Leeward High555.21.0807
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1533.31035.5770.8627.7540.3491.8457.7408.0391.8
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance577.3
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1533.31035.5770.8627.7540.3491.8457.7408.0391.8
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low715.10.8390
Triple Number Coastal/Long Distance Medium523.01.1473
Triple Number Coastal/Long Distance High450.01.3332
Triple Number Windward/Leeward Low936.00.6410
Triple Number Windward/Leeward Medium659.60.9097
Triple Number Windward/Leeward High555.21.0807
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating577.31.0394
FinRating, kevyt tuuli1096.10.9123
FinRating, kova tuuli434.31.1514
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low715.10.8390
Triple Number Coastal/Long Distance Medium523.01.1473
Triple Number Coastal/Long Distance High450.01.3332
Triple Number Windward/Leeward Low936.00.6410
Triple Number Windward/Leeward Medium659.60.9097
Triple Number Windward/Leeward High555.21.0807
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance1.0394
Triple Number Coastal/Long Distance Low0.8390
Triple Number Coastal/Long Distance Medium1.1473
Triple Number Coastal/Long Distance High1.3332
Triple Number Windward/Leeward Low0.6410
Triple Number Windward/Leeward Medium0.9097
Triple Number Windward/Leeward High1.0807
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1533.31035.5770.8627.7540.3491.8457.7408.0391.8
For information
General Purpose Handicap (GPH)598.5
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance577.31.0394
Triple Number Coastal/Long Distance Low715.10.8390
Triple Number Coastal/Long Distance Medium523.01.1473
Triple Number Coastal/Long Distance High450.01.3332
Triple Number Windward/Leeward Low936.00.6410
Triple Number Windward/Leeward Medium659.60.9097
Triple Number Windward/Leeward High555.21.0807
Saronikos S All Purpose631.20.9506
Saronikos S Upwind730.70.8211
Saronikos S Downwind503.01.1927
Saronikos N All Purpose631.20.9506
Saronikos N Upwind764.60.7847
Saronikos N Downwind545.31.1004
Saronikos SW All Purpose637.80.9407
Saronikos SW Upwind761.40.7880
Saronikos SW Downwind503.61.1914
Saronikos NE All Purpose676.10.8875
Saronikos NE Upwind710.50.8445
Saronikos NE Downwind616.70.9729
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1533.31035.5770.8627.7540.3491.8457.7408.0391.8
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low715.10.8390
Triple Number Coastal/Long Distance Medium523.01.1473
Triple Number Coastal/Long Distance High450.01.3332
Triple Number Windward/Leeward Low936.00.6410
Triple Number Windward/Leeward Medium659.60.9097
Triple Number Windward/Leeward High555.21.0807
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose548.61.0938
5-Band All Purpose Low879.60.6821
5-Band All Purpose L/M631.40.9503
5-Band All Purpose Med529.71.1328
5-Band All Purpose M/H472.21.2707
5-Band All Purpose High446.21.3447
Single Number Predominant Upwind580.71.0332
Single Number Predominant Reaching496.61.2083
Single Number Predominant Downwind528.21.1359
5-Band 50-50 Windward/Leeward Low1116.70.5373
5-Band 50-50 Windward/Leeward L/M786.30.7630
5-Band 50-50 Windward/Leeward Med644.80.9305
5-Band 50-50 Windward/Leeward M/H564.41.0630
5-Band 50-50 Windward/Leeward High534.81.1219
5-Band 60-40 Windward/Leeward Low1139.40.5266
5-Band 60-40 Windward/Leeward L/M804.30.7460
5-Band 60-40 Windward/Leeward Med661.60.9069
5-Band 60-40 Windward/Leeward M/H581.51.0318
5-Band 60-40 Windward/Leeward High555.01.0812
Triple Number 50-50 Windward/Leeward Low985.10.6091
Triple Number 50-50 Windward/Leeward Med659.60.9096
Triple Number 50-50 Windward/Leeward High555.21.0807
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward681.10.8809
Triple Number 60-40 Windward/Leeward Low1005.60.5967
Triple Number 60-40 Windward/Leeward Med676.50.8870
Triple Number 60-40 Windward/Leeward High572.91.0473
Triple Number All-Purpose Low779.90.7693
Triple Number All-Purpose Med540.01.1112
Triple Number All-Purpose High464.71.2912
Triple Number Predominant Upwind Low819.80.7319
Triple Number Predominant Upwind Med571.31.0503
Triple Number Predominant Upwind High498.41.2039
Triple Number Predominant Reaching Low693.10.8656
Triple Number Predominant Reaching Med496.41.2087
Triple Number Predominant Reaching High415.01.4459
Triple Number Predominant Downwind Low753.80.7959
Triple Number Predominant Downwind Med515.11.1649
Triple Number Predominant Downwind High427.91.4023
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance577.31.0394
Triple Number Coastal/Long Distance Low715.10.8390
Triple Number Coastal/Long Distance Medium523.01.1473
Triple Number Coastal/Long Distance High450.01.3332
Triple Number Windward/Leeward Low936.00.6410
Triple Number Windward/Leeward Medium659.60.9097
Triple Number Windward/Leeward High555.21.0807
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1533.31035.5770.8627.7540.3491.8457.7408.0391.8
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance577.31.0394
Triple Number Coastal/Long Distance Low715.10.8390
Triple Number Coastal/Long Distance Medium523.01.1473
Triple Number Coastal/Long Distance High450.01.3332
Triple Number Windward/Leeward Low936.00.6410
Triple Number Windward/Leeward Medium659.60.9097
Triple Number Windward/Leeward High555.21.0807
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1533.31035.5770.8627.7540.3491.8457.7408.0391.8
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low715.1
Triple Number Coastal/Long Distance Medium523.0
Triple Number Coastal/Long Distance High450.0
Triple Number Windward/Leeward Low936.0
Triple Number Windward/Leeward Medium659.6
Triple Number Windward/Leeward High555.2
Predominantly Upwind581.0
Predominantly Downwind528.5
Predominantly Reaching504.4
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance577.31.0394
Triple Number Coastal/Long Distance Low715.10.8390
Triple Number Coastal/Long Distance Medium523.01.1473
Triple Number Coastal/Long Distance High450.01.3332
Triple Number Windward/Leeward Low936.00.6410
Triple Number Windward/Leeward Medium659.60.9097
Triple Number Windward/Leeward High555.21.0807
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1533.31035.5770.8627.7540.3491.8457.7408.0391.8
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8390
Triple Number Coastal/Long Distance Medium1.1473
Triple Number Coastal/Long Distance High1.3332
Triple Number Windward/Leeward Low0.6410
Triple Number Windward/Leeward Medium0.9097
Triple Number Windward/Leeward High1.0807
Coastal/Long Distance1.0394
Predominantly Upwind1.0327
Predominantly Downwind1.1353
For information
General Purpose Handicap (GPH)598.5
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.1403
Distanseseilas Trippeltall svak vind0.8390
Distanseseilas Trippeltall mellomvind1.1473
Distanseseilas Trippeltall sterk vind1.3332
Pølsebane Trippeltall svak vind0.6410
Pølsebane Trippeltall mellomvind0.9097
Pølsebane Trippeltall sterk vind1.0807
Motvind Singeltall1.0327
Medvind Singeltall1.1353
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low715.10.8390
Triple Number Coastal/Long Distance Medium523.01.1473
Triple Number Coastal/Long Distance High450.01.3332
Triple Number Windward/Leeward Low936.00.6410
Triple Number Windward/Leeward Medium659.60.9097
Triple Number Windward/Leeward High555.21.0807
Coastal/Long Distance577.31.0394
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind581.01.0327
Predominantly Downwind528.51.1353
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore524.81.1433
Cape Doctor Coastal421.21.4245
Triple Number Coastal/Long Distance Low715.10.8390
Triple Number Coastal/Long Distance Medium523.01.1473
Triple Number Coastal/Long Distance High450.01.3332
Triple Number Windward/Leeward Low936.00.6410
Triple Number Windward/Leeward Medium659.60.9097
Triple Number Windward/Leeward High555.21.0807
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8390
Triple Number Coastal/Long Distance Medium1.1473
Triple Number Coastal/Long Distance High1.3332
Triple Number Windward/Leeward Low0.6410
Triple Number Windward/Leeward Medium0.9097
Triple Number Windward/Leeward High1.0807
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8390
Triple Number Coastal/Long Distance Medium1.1473
Triple Number Coastal/Long Distance High1.3332
Triple Number Windward/Leeward Low0.6410
Triple Number Windward/Leeward Medium0.9097
Triple Number Windward/Leeward High1.0807
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance577.31.0394
Triple Number Coastal/Long Distance Low715.10.8390
Triple Number Coastal/Long Distance Medium523.01.1473
Triple Number Coastal/Long Distance High450.01.3332
Triple Number Windward/Leeward Low936.00.6410
Triple Number Windward/Leeward Medium659.60.9097
Triple Number Windward/Leeward High555.21.0807
Predominantly Upwind581.01.0327
Predominantly Downwind528.51.1353
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1533.31035.5770.8627.7540.3491.8457.7408.0391.8
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance577.31.0394
Triple Number Coastal/Long Distance Low715.10.8390
Triple Number Coastal/Long Distance Medium523.01.1473
Triple Number Coastal/Long Distance High450.01.3332
Triple Number Windward/Leeward Low936.00.6410
Triple Number Windward/Leeward Medium659.60.9097
Triple Number Windward/Leeward High555.21.0807
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1533.31035.5770.8627.7540.3491.8457.7408.0391.8
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP548.61.0938 Predom. Dn High411.81.4570 5B AP M/H457.31.3119 TriNum AP Low715.20.8390 Predom. Rc Low772.30.7769 5B AP High432.41.3877 TriNum AP Med523.11.1471 Predom. Rc L/M561.21.0692 5B SF Bay Low935.90.6411 TriNum AP High450.01.3332 Predom. Rc Med477.81.2559 5B SF Bay L/M750.10.7999 TriNum W/L Low985.10.6091 Predom. Rc M/H431.01.3922 5B SF Bay Med620.90.9663 TriNum W/L Med659.60.9097 Predom. Rc High406.01.4780 5B SF Bay M/H546.01.0990 TriNum W/L Hig555.21.0807 5B W/L Low1116.70.5373 5B SF Bay High517.81.1587 Predom. Upwind612.20.9800 5B W/L L/M786.30.7630 ChiMac Up Low784.10.7653 Predom. Reaching521.31.1509 5B W/L Med644.80.9305 ChiMac Up Med687.70.8725 Predom. Downwind555.31.0806 5B W/L M/H564.41.0630 ChiMac Up High576.81.0403 Predom. Up Low918.10.6535 5B W/L High534.81.1219 ChiMac Off Low719.50.8339 Predom. Up L/M661.60.9069 W/L 60-40 Low1139.40.5266 ChiMac Off Med626.20.9581 Predom. Up Med557.11.0770 W/L 60-40 L/M804.30.7460 ChiMac Off High516.91.1607 Predom. Up M/H500.01.1999 W/L 60-40 Med661.60.9069 ChiMac AP Low747.40.8028 Predom. Up High480.91.2477 W/L 60-40 M/H581.51.0318 ChiMac AP Med653.70.9178 Predom. Dn Low851.00.7051 W/L 60-40 High555.01.0812 ChiMac AP High544.81.1013 Predom. Dn L/M606.80.9888 5B AP Low795.70.7540 BayMac Cove Island872.10.6880 Predom. Dn Med505.61.1867 5B AP L/M610.00.9835 BayMac Shore865.90.6929 Predom. Dn M/H445.71.3461 5B AP Med513.21.1692 Harvest Moon448.81.3369      SA/DSPL Up18.28SA/DSPL Dn40.48
ORC Ref  03190004F3W Issued on 26/02/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
MAEVAITA-17594
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 46O GLMeasurement20/04/2018HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall13.482Maximum beam4.518Draft2.168Displacement10,761Wetted area41.56IMS L12.353LSM012.244Accomod. length13.482Sink (kg/mm) 33.05
VCGD-0.244VCGM-0.100 RM Rated (kg·m) 435.1Limit of positive stability(°) 125.4 Stability Index 128.1 BLR index 0.0000Default crew weight170 Declared crew weight 500
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFeathering 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.510PBWPIPA0.0040
EDL2.300ST10.065ST20.180
ST30.180ST40.110ST50.250
RIG
BackstayAdjustable (NMP)ForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P16.550IG16.900ISP17.550MDT10.150MDL10.260MDT20.150MDL20.260TLMW0.260GO0.260
E4.950J5.150BAS1.406FSDNo FoilSFJ0.090SPL0.000WPLTPS5.760BD0.225MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.244Flotation Date16/10/2019
SFFP0.601FFM1.710FF1.710LCFcl7.441SG1.0259
SAFP13.230FAM1.342FA1.342LCFsh7.751HBI1.508
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03190004F3W Issued on 26/02/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
MAEVAITA-17594
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.050.801.503.104.1046.3915/10/2019
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.040.621.232.554.005.4916.42NoNo 43.4415/10/2019
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA18.7317.3518.049.9211.0390%152.4715/10/2019
NON MANUAL POWER CONTROLS (NMP)
SheetsYesMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsYes
CRUISER/RACER REQUIREMENTS*
Accommodation length13.5 mTable area0.66 m²Headroom1.87 mMinimum number of berths6Personal gear stowage0.24 m³Fresh water capacity225 lMinimum number of seats in cockpit6Food stowage0.36 m³Fuel capacity120 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  03190004F3W Issued on 26/02/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org