Non Spin/HSFInternational Certificate2026
DUFFYITA-16134
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 Angles46.4°43.4°41.2°40.3°39.7°39.4°39.3°39.7°41.0°
Beat VMG2.373.354.054.514.734.834.884.884.76
52°3.745.116.016.576.846.957.007.057.01
60°4.035.376.266.787.047.167.227.297.27
75°4.245.566.446.947.237.417.527.647.71
90°4.125.476.396.947.277.517.717.988.16
110°3.514.895.936.697.167.487.778.308.61
120°3.184.615.696.527.047.407.708.318.91
135°2.724.045.136.026.697.147.468.078.70
150°2.273.424.435.245.976.566.987.598.18
Run VMG1.972.973.844.625.386.066.627.357.91
Gybe Angles142.9°144.5°145.8°168.5°169.9°171.0°173.2°175.7°175.3°
APH ToD:604.3CDL: 8.585APH ToT: 0.9929CertNo:26/1
BOAT
ClassDufour 34DesignerFelci/RoseoBuilderDufour YachtsAge date04/2009Series date07/2003Offset fileDUF34PERF.offData fileI16134
HULL
Length Overall10.300 mMaximum Beam3.482 mDraft1.953 mDisplacement5,739 kgDLR6.8263IMS DivisionCruiser/RacerDynamic Allowance0.320%Age Allowance0.650%RS Assessment-0.178%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.415m
CREW
Maximum weight200 kg(declared)Minimum weight130 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail32.8533.59Headsail Luffed35.0435.04Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS Maximum (m²)
Trysail9.75Storm Jib8.71Heavy Weather Jib23.52
SAIL LIMITS
Headsails5
✱ Zero set flying
Spinnakers0
✱ No spinnaker pole aboard
STABILITY
Righting Moment 120.1 kg·m Stability Index 119.3
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  03190004KMF Issued on 08/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFInternational Certificate2026
DUFFYITA-16134
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 VMG1516.91073.1889.1799.1760.6745.0738.3737.5756.1
52°962.8705.1598.6547.6526.2518.1514.1510.9513.8
60°894.1670.2575.0530.7511.1502.7498.6494.0495.1
75°848.8647.0559.4518.6498.1485.9479.0470.9466.9
90°873.3657.6563.4518.8495.1479.2467.1451.0441.4
110°1024.7736.0607.5537.9502.9481.2463.3433.7418.0
120°1130.6781.3632.7552.5511.0486.7467.6433.5404.0
135°1325.1890.3701.3598.3537.8504.2482.3446.3413.8
150°1585.21051.3811.8687.2603.5548.9515.5474.4440.3
Run VMG1830.51213.9937.4779.0669.1594.4544.1490.0455.1
Selected Courses
Windward / Leeward1673.71143.5913.2789.0714.8669.7641.2613.8605.6
All purpose1243.8871.3710.3626.9580.6553.5536.3515.8505.7
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward749.50.8005
All purpose604.30.9929
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low790.80.7587
Triple Number Coastal/Long Distance Medium600.10.9999
Triple Number Coastal/Long Distance High532.91.1259
Triple Number Windward/Leeward Low1028.50.5834
Triple Number Windward/Leeward Medium744.80.8056
Triple Number Windward/Leeward High638.00.9404
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance661.60.9070
Triple Number Coastal/Long Distance Low790.80.7587
Triple Number Coastal/Long Distance Medium600.10.9999
Triple Number Coastal/Long Distance High532.91.1259
Triple Number Windward/Leeward Low1028.50.5834
Triple Number Windward/Leeward Medium744.80.8056
Triple Number Windward/Leeward High638.00.9404
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1689.41150.5859.7709.8621.9575.9542.7492.3478.2
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7314
Downwind "popa"0.8034
70% up, 30% down "Ilhabela"0.7516
30% up, 70% down "Ilhabela-inverso"0.7803
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low790.80.7587
Triple Number Coastal/Long Distance Medium600.10.9999
Triple Number Coastal/Long Distance High532.91.1259
Triple Number Windward/Leeward Low1028.50.5834
Triple Number Windward/Leeward Medium744.80.8056
Triple Number Windward/Leeward High638.00.9404
Predominantly Upwind641.50.9353
Predominantly Downwind628.20.9551
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP629.10.9538 Predom. Rc High487.81.2299 5B SF Bay L/M828.20.7245 TriNum AP Low790.80.7587 Predom. Dn Low1015.20.5910 5B SF Bay Med703.70.8527 TriNum AP Med600.10.9998 Predom. Dn L/M726.20.8262 5B SF Bay M/H634.20.9461 TriNum AP High532.91.1259 Predom. Dn Med602.70.9955 5B SF Bay High608.40.9861 TriNum W/L Low1080.50.5553 Predom. Dn M/H528.31.1357 5B AP Low893.00.6719 TriNum W/L Med744.80.8056 Predom. Dn High493.21.2165 5B AP L/M685.50.8753 TriNum W/L Hig638.00.9404 ChiMac Up Low812.60.7384 5B AP Med590.91.0155 Predom. Upwind668.70.8972 ChiMac Up Med731.70.8200 5B AP M/H539.51.1122 Predom. Reaching602.00.9967 ChiMac Up High639.40.9384 5B AP High517.61.1592 Predom. Downwind662.30.9059 ChiMac Off Low858.90.6985 5B W/L Low1218.50.4924 Predom. Up Low928.60.6462 ChiMac Off Med747.20.8030 5B W/L L/M874.10.6864 Predom. Up L/M703.00.8535 ChiMac Off High616.60.9731 5B W/L Med730.00.8219 Predom. Up Med619.30.9688 ChiMac AP Low829.50.7234 5B W/L M/H647.60.9265 Predom. Up M/H580.31.0339 ChiMac AP Med734.90.8165 5B W/L High617.10.9723 Predom. Up High567.61.0571 ChiMac AP High625.10.9598 W/L 60-40 Low1202.40.4990 Predom. Rc Low856.60.7004 BayMac Cove Island964.00.6224 W/L 60-40 L/M872.40.6878 Predom. Rc L/M642.00.9345 BayMac Shore952.40.6300 W/L 60-40 Med738.60.8123 Predom. Rc Med557.01.0771 Harvest Moon531.31.1293 W/L 60-40 M/H666.30.9005 Predom. Rc M/H510.21.1761 5B SF Bay Low1011.20.5933 W/L 60-40 High641.90.9348      SA/DSPL Up21.06SA/DSPL Dn21.06
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance661.60.9070
Triple Number Coastal/Long Distance Low790.80.7587
Triple Number Coastal/Long Distance Medium600.10.9999
Triple Number Coastal/Long Distance High532.91.1259
Triple Number Windward/Leeward Low1028.50.5834
Triple Number Windward/Leeward Medium744.80.8056
Triple Number Windward/Leeward High638.00.9404
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1689.41150.5859.7709.8621.9575.9542.7492.3478.2
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance661.60.9070
Triple Number Coastal/Long Distance Low790.80.7587
Triple Number Coastal/Long Distance Medium600.10.9999
Triple Number Coastal/Long Distance High532.91.1259
Triple Number Windward/Leeward Low1028.50.5834
Triple Number Windward/Leeward Medium744.80.8056
Triple Number Windward/Leeward High638.00.9404
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1689.41150.5859.7709.8621.9575.9542.7492.3478.2
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance661.6
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1689.41150.5859.7709.8621.9575.9542.7492.3478.2
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low790.80.7587
Triple Number Coastal/Long Distance Medium600.10.9999
Triple Number Coastal/Long Distance High532.91.1259
Triple Number Windward/Leeward Low1028.50.5834
Triple Number Windward/Leeward Medium744.80.8056
Triple Number Windward/Leeward High638.00.9404
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating661.60.9070
FinRating, kevyt tuuli1203.40.8310
FinRating, kova tuuli521.80.9582
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low790.80.7587
Triple Number Coastal/Long Distance Medium600.10.9999
Triple Number Coastal/Long Distance High532.91.1259
Triple Number Windward/Leeward Low1028.50.5834
Triple Number Windward/Leeward Medium744.80.8056
Triple Number Windward/Leeward High638.00.9404
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9070
Triple Number Coastal/Long Distance Low0.7587
Triple Number Coastal/Long Distance Medium0.9999
Triple Number Coastal/Long Distance High1.1259
Triple Number Windward/Leeward Low0.5834
Triple Number Windward/Leeward Medium0.8056
Triple Number Windward/Leeward High0.9404
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1689.41150.5859.7709.8621.9575.9542.7492.3478.2
For information
General Purpose Handicap (GPH)681.2
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance661.60.9070
Triple Number Coastal/Long Distance Low790.80.7587
Triple Number Coastal/Long Distance Medium600.10.9999
Triple Number Coastal/Long Distance High532.91.1259
Triple Number Windward/Leeward Low1028.50.5834
Triple Number Windward/Leeward Medium744.80.8056
Triple Number Windward/Leeward High638.00.9404
Saronikos S All Purpose679.90.8825
Saronikos S Upwind742.70.8078
Saronikos S Downwind616.50.9732
Saronikos N All Purpose723.80.8289
Saronikos N Upwind776.70.7725
Saronikos N Downwind684.60.8765
Saronikos SW All Purpose689.30.8705
Saronikos SW Upwind761.10.7883
Saronikos SW Downwind631.40.9502
Saronikos NE All Purpose759.40.7901
Saronikos NE Upwind727.60.8247
Saronikos NE Downwind780.80.7684
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1689.41150.5859.7709.8621.9575.9542.7492.3478.2
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low790.80.7587
Triple Number Coastal/Long Distance Medium600.10.9999
Triple Number Coastal/Long Distance High532.91.1259
Triple Number Windward/Leeward Low1028.50.5834
Triple Number Windward/Leeward Medium744.80.8056
Triple Number Windward/Leeward High638.00.9404
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose629.10.9538
5-Band All Purpose Low963.90.6225
5-Band All Purpose L/M710.80.8441
5-Band All Purpose Med608.90.9854
5-Band All Purpose M/H552.81.0855
5-Band All Purpose High529.01.1341
Single Number Predominant Upwind639.20.9386
Single Number Predominant Reaching576.31.0412
Single Number Predominant Downwind629.80.9527
5-Band 50-50 Windward/Leeward Low1218.50.4924
5-Band 50-50 Windward/Leeward L/M874.10.6864
5-Band 50-50 Windward/Leeward Med730.00.8219
5-Band 50-50 Windward/Leeward M/H647.60.9265
5-Band 50-50 Windward/Leeward High617.10.9723
5-Band 60-40 Windward/Leeward Low1202.40.4990
5-Band 60-40 Windward/Leeward L/M872.40.6878
5-Band 60-40 Windward/Leeward Med738.60.8123
5-Band 60-40 Windward/Leeward M/H666.30.9005
5-Band 60-40 Windward/Leeward High641.90.9348
Triple Number 50-50 Windward/Leeward Low1080.50.5553
Triple Number 50-50 Windward/Leeward Med744.90.8055
Triple Number 50-50 Windward/Leeward High638.00.9404
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward757.60.7919
Triple Number 60-40 Windward/Leeward Low1069.50.5610
Triple Number 60-40 Windward/Leeward Med752.00.7979
Triple Number 60-40 Windward/Leeward High658.40.9113
Triple Number All-Purpose Low861.90.6961
Triple Number All-Purpose Med619.00.9692
Triple Number All-Purpose High545.71.0996
Triple Number Predominant Upwind Low847.70.7078
Triple Number Predominant Upwind Med630.30.9520
Triple Number Predominant Upwind High580.41.0337
Triple Number Predominant Reaching Low774.10.7751
Triple Number Predominant Reaching Med574.41.0446
Triple Number Predominant Reaching High494.41.2135
Triple Number Predominant Downwind Low896.40.6694
Triple Number Predominant Downwind Med618.70.9698
Triple Number Predominant Downwind High509.71.1772
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance661.60.9070
Triple Number Coastal/Long Distance Low790.80.7587
Triple Number Coastal/Long Distance Medium600.10.9999
Triple Number Coastal/Long Distance High532.91.1259
Triple Number Windward/Leeward Low1028.50.5834
Triple Number Windward/Leeward Medium744.80.8056
Triple Number Windward/Leeward High638.00.9404
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1689.41150.5859.7709.8621.9575.9542.7492.3478.2
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance661.60.9070
Triple Number Coastal/Long Distance Low790.80.7587
Triple Number Coastal/Long Distance Medium600.10.9999
Triple Number Coastal/Long Distance High532.91.1259
Triple Number Windward/Leeward Low1028.50.5834
Triple Number Windward/Leeward Medium744.80.8056
Triple Number Windward/Leeward High638.00.9404
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1689.41150.5859.7709.8621.9575.9542.7492.3478.2
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low790.8
Triple Number Coastal/Long Distance Medium600.1
Triple Number Coastal/Long Distance High532.9
Triple Number Windward/Leeward Low1028.5
Triple Number Windward/Leeward Medium744.8
Triple Number Windward/Leeward High638.0
Predominantly Upwind641.5
Predominantly Downwind628.2
Predominantly Reaching592.2
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance661.60.9070
Triple Number Coastal/Long Distance Low790.80.7587
Triple Number Coastal/Long Distance Medium600.10.9999
Triple Number Coastal/Long Distance High532.91.1259
Triple Number Windward/Leeward Low1028.50.5834
Triple Number Windward/Leeward Medium744.80.8056
Triple Number Windward/Leeward High638.00.9404
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1689.41150.5859.7709.8621.9575.9542.7492.3478.2
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7587
Triple Number Coastal/Long Distance Medium0.9999
Triple Number Coastal/Long Distance High1.1259
Triple Number Windward/Leeward Low0.5834
Triple Number Windward/Leeward Medium0.8056
Triple Number Windward/Leeward High0.9404
Coastal/Long Distance0.9070
Predominantly Upwind0.9353
Predominantly Downwind0.9551
For information
General Purpose Handicap (GPH)681.2
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9929
Distanseseilas Trippeltall svak vind0.7587
Distanseseilas Trippeltall mellomvind0.9999
Distanseseilas Trippeltall sterk vind1.1259
Pølsebane Trippeltall svak vind0.5834
Pølsebane Trippeltall mellomvind0.8056
Pølsebane Trippeltall sterk vind0.9404
Motvind Singeltall0.9353
Medvind Singeltall0.9551
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low790.80.7587
Triple Number Coastal/Long Distance Medium600.10.9999
Triple Number Coastal/Long Distance High532.91.1259
Triple Number Windward/Leeward Low1028.50.5834
Triple Number Windward/Leeward Medium744.80.8056
Triple Number Windward/Leeward High638.00.9404
Coastal/Long Distance661.60.9070
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind641.50.9353
Predominantly Downwind628.20.9551
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore608.00.9868
Cape Doctor Coastal508.71.1794
Triple Number Coastal/Long Distance Low790.80.7587
Triple Number Coastal/Long Distance Medium600.10.9999
Triple Number Coastal/Long Distance High532.91.1259
Triple Number Windward/Leeward Low1028.50.5834
Triple Number Windward/Leeward Medium744.80.8056
Triple Number Windward/Leeward High638.00.9404
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7587
Triple Number Coastal/Long Distance Medium0.9999
Triple Number Coastal/Long Distance High1.1259
Triple Number Windward/Leeward Low0.5834
Triple Number Windward/Leeward Medium0.8056
Triple Number Windward/Leeward High0.9404
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7587
Triple Number Coastal/Long Distance Medium0.9999
Triple Number Coastal/Long Distance High1.1259
Triple Number Windward/Leeward Low0.5834
Triple Number Windward/Leeward Medium0.8056
Triple Number Windward/Leeward High0.9404
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance661.60.9070
Triple Number Coastal/Long Distance Low790.80.7587
Triple Number Coastal/Long Distance Medium600.10.9999
Triple Number Coastal/Long Distance High532.91.1259
Triple Number Windward/Leeward Low1028.50.5834
Triple Number Windward/Leeward Medium744.80.8056
Triple Number Windward/Leeward High638.00.9404
Predominantly Upwind641.50.9353
Predominantly Downwind628.20.9551
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1689.41150.5859.7709.8621.9575.9542.7492.3478.2
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance661.60.9070
Triple Number Coastal/Long Distance Low790.80.7587
Triple Number Coastal/Long Distance Medium600.10.9999
Triple Number Coastal/Long Distance High532.91.1259
Triple Number Windward/Leeward Low1028.50.5834
Triple Number Windward/Leeward Medium744.80.8056
Triple Number Windward/Leeward High638.00.9404
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1689.41150.5859.7709.8621.9575.9542.7492.3478.2
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP629.10.9538 Predom. Dn High493.21.2165 5B AP M/H539.51.1122 TriNum AP Low790.80.7587 Predom. Rc Low856.60.7004 5B AP High517.61.1592 TriNum AP Med600.10.9998 Predom. Rc L/M642.00.9345 5B SF Bay Low1011.20.5933 TriNum AP High532.91.1259 Predom. Rc Med557.01.0771 5B SF Bay L/M828.20.7245 TriNum W/L Low1080.50.5553 Predom. Rc M/H510.21.1761 5B SF Bay Med703.70.8527 TriNum W/L Med744.80.8056 Predom. Rc High487.81.2299 5B SF Bay M/H634.20.9461 TriNum W/L Hig638.00.9404 5B W/L Low1218.50.4924 5B SF Bay High608.40.9861 Predom. Upwind668.70.8972 5B W/L L/M874.10.6864 ChiMac Up Low812.60.7384 Predom. Reaching602.00.9967 5B W/L Med730.00.8219 ChiMac Up Med731.70.8200 Predom. Downwind662.30.9059 5B W/L M/H647.60.9265 ChiMac Up High639.40.9384 Predom. Up Low928.60.6462 5B W/L High617.10.9723 ChiMac Off Low858.90.6985 Predom. Up L/M703.00.8535 W/L 60-40 Low1202.40.4990 ChiMac Off Med747.20.8030 Predom. Up Med619.30.9688 W/L 60-40 L/M872.40.6878 ChiMac Off High616.60.9731 Predom. Up M/H580.31.0339 W/L 60-40 Med738.60.8123 ChiMac AP Low829.50.7234 Predom. Up High567.61.0571 W/L 60-40 M/H666.30.9005 ChiMac AP Med734.90.8165 Predom. Dn Low1015.20.5910 W/L 60-40 High641.90.9348 ChiMac AP High625.10.9598 Predom. Dn L/M726.20.8262 5B AP Low893.00.6719 BayMac Cove Island964.00.6224 Predom. Dn Med602.70.9955 5B AP L/M685.50.8753 BayMac Shore952.40.6300 Predom. Dn M/H528.31.1357 5B AP Med590.91.0155 Harvest Moon531.31.1293      SA/DSPL Up21.06SA/DSPL Dn21.06
ORC Ref  03190004KMF Issued on 08/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFInternational Certificate2026
DUFFYITA-16134
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 34Measurement22/02/2017HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall10.300Maximum beam3.482Draft1.953Displacement5,739Wetted area24.36IMS L9.460LSM09.437Accomod. length10.300Sink (kg/mm) 18.70
VCGD0.068VCGM0.070 RM Rated (kg·m) 120.1Limit of positive stability(°) 117.4 Stability Index 119.3 BLR index 0.0000Default crew weight634 Declared crew weight 200
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.415PBW0.125PIPA0.0036
EDL2.100ST10.065ST20.180
ST30.180ST40.110ST50.275
RIG
BackstayAdjustableForestayAdjustable (turnbuckle)Inner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P12.130IG13.145ISP13.190MDT10.121MDL10.179MDT20.119MDL20.140TL0.770MW0.177GO0.192
E4.590J3.705BAS1.665FSD0.036SFJ0.140SPLWPLTPSBD0.134MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date21/03/2014MeasurerFIV-164
SFFP0.390FFM1.243FF1.242LCFcl5.700SG1.0260
SAFP9.636FAM1.044FA1.045LCFsh5.949HBI1.090
W183.7W283.7W383.7W483.7
PD1594.0PD2591.5PD3590.1PD4591.9
WD10.720PLM9000.00GSA1.0RSA1.0RM119.4
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGApvcWater15001.700.00BpvcWater15008.200.00CpvcFuel9058.200.00Total deductible48.200.00
OTHER ITEMSIdKindDescriptionWeightLCGVCGAMiscellaneousboiler305.200.00BMiscellaneouswindlass200.670.00ABattery3x80 Ah08.000.00AEngine (IC)Volvo Penta 30 hpTotal deductible0
ORC Ref  03190004KMF Issued on 08/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFInternational Certificate2026
DUFFYITA-16134
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentC0.150.921.722.923.8332.8504/04/2011D0.150.931.692.913.7932.6421/03/2014
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentD0.090.721.372.724.055.4312.87NoNo 35.0427/01/2014C0.090.701.342.684.065.4712.62NoNo 34.2704/04/2011
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length10.3 mTable area0.44 m²Headroom1.72 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity86 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity56 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  03190004KMF Issued on 08/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org