Club Certificate2026
AMETAITA-16492
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°45.8°44.1°42.9°41.8°40.4°40.2°40.4°41.9°
Beat VMG2.063.023.754.314.765.105.305.395.27
52°3.294.745.776.527.047.397.607.747.72
60°3.605.076.106.827.287.597.808.008.02
75°3.835.306.337.037.487.778.018.388.53
90°3.725.256.447.287.788.128.398.698.96
110°3.765.366.587.407.898.298.689.4310.01
120°3.635.206.407.257.788.198.609.4410.41
135°3.174.645.836.787.447.898.289.0910.01
150°2.633.925.056.006.787.367.768.419.10
Run VMG2.283.404.375.195.876.406.847.538.12
Gybe Angles140.8°144.0°147.1°148.5°149.6°152.9°158.3°175.5°176.3°
APH ToD:572.6CDL: 9.220APH ToT: 1.0479CertNo:26/1
BOAT
ClassDufour 405 GLDesignerFelciBuilderDufour YachtsAge date06/2010Series date06/2010Offset fileduf405.offData fileI16492
HULL
Length Overall11.818 mMaximum Beam3.998 mDraft1.978 mDisplacement7,937 kgDLR7.0931IMS DivisionCruiser/RacerDynamic Allowance0.380%Age Allowance0.520%RS Assessment0.000%
PROPELLER
InstallationStrutTypeFolding 3 bladesDiameter0.457m
CREW
Maximum weight800 kg(declared)Minimum weight670 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail35.3035.86Headsail Luffed43.1143.11Headsail FlyingSymmetricAsymmetric85.6187.03 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail10.67Storm Jib10.70Heavy Weather Jib28.89
SAIL LIMITS
Headsails5
✱ One set on the forestay
Spinnakers4
STABILITY
Righting Moment 260.8 kg·m Stability Index 121.0
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  03190004N6M Issued on 27/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
AMETAITA-16492
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 VMG1751.51192.7960.2835.9756.7705.5679.0668.3683.4
52°1094.5760.3624.0552.6511.4487.2473.6464.9466.1
60°998.9709.4590.0528.0494.2474.2461.4450.2448.8
75°939.0678.8568.9511.9481.6463.1449.2429.6422.0
90°967.2685.4558.8494.7462.9443.2428.9414.0402.0
110°957.3671.2547.0486.6456.3434.4414.7381.7359.6
120°990.6692.2562.7496.4462.6439.5418.7381.3345.7
135°1137.2775.1617.1531.0483.8456.4435.0396.2359.5
150°1368.8917.8713.3600.5531.1489.4464.1428.0395.8
Run VMG1580.51059.8823.6693.4613.3562.8526.4478.1443.1
Selected Courses
Windward / Leeward1666.01126.3891.9764.6685.0634.1602.7573.2563.3
All purpose1249.5858.9690.4600.9548.4515.3493.6469.4456.8
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward719.70.8337
All purpose572.61.0479
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low774.60.7746
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High489.91.2247
Triple Number Windward/Leeward Low1009.10.5946
Triple Number Windward/Leeward Medium716.10.8379
Triple Number Windward/Leeward High599.51.0008
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance627.50.9561
Triple Number Coastal/Long Distance Low774.60.7746
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High489.91.2247
Triple Number Windward/Leeward Low1009.10.5946
Triple Number Windward/Leeward Medium716.10.8379
Triple Number Windward/Leeward High599.51.0008
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1657.51119.6834.8682.8588.5535.4498.4448.1431.2
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7244
Downwind "popa"0.8828
70% up, 30% down "Ilhabela"0.7656
30% up, 70% down "Ilhabela-inverso"0.8285
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low774.60.7746
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High489.91.2247
Triple Number Windward/Leeward Low1009.10.5946
Triple Number Windward/Leeward Medium716.10.8379
Triple Number Windward/Leeward High599.51.0008
Predominantly Upwind624.10.9614
Predominantly Downwind583.71.0279
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP596.61.0056 Predom. Rc High444.81.3489 5B SF Bay L/M810.60.7402 TriNum AP Low774.60.7746 Predom. Dn Low942.40.6366 5B SF Bay Med673.20.8912 TriNum AP Med569.51.0535 Predom. Dn L/M671.80.8932 5B SF Bay M/H590.51.0160 TriNum AP High489.91.2247 Predom. Dn Med558.61.0741 5B SF Bay High560.21.0711 TriNum W/L Low1062.10.5649 Predom. Dn M/H490.81.2225 5B AP Low865.90.6929 TriNum W/L Med716.10.8379 Predom. Dn High455.91.3161 5B AP L/M662.70.9054 TriNum W/L Hig599.51.0008 ChiMac Up Low834.70.7188 5B AP Med558.81.0737 Predom. Upwind655.80.9149 ChiMac Up Med734.50.8168 5B AP M/H497.81.2053 Predom. Reaching570.31.0520 ChiMac Up High619.00.9693 5B AP High471.41.2729 Predom. Downwind614.00.9773 ChiMac Off Low796.50.7533 5B W/L Low1202.60.4989 Predom. Up Low973.10.6166 ChiMac Off Med692.70.8661 5B W/L L/M851.00.7050 Predom. Up L/M707.90.8476 ChiMac Off High571.31.0501 5B W/L Med700.10.8570 Predom. Up Med599.01.0016 ChiMac AP Low811.20.7397 5B W/L M/H610.00.9837 Predom. Up M/H537.91.1155 ChiMac AP Med710.30.8447 5B W/L High576.61.0406 Predom. Up High518.21.1579 ChiMac AP High592.91.0120 W/L 60-40 Low1216.90.4930 Predom. Rc Low844.70.7103 BayMac Cove Island944.10.6355 W/L 60-40 L/M864.90.6937 Predom. Rc L/M615.30.9751 BayMac Shore936.80.6405 W/L 60-40 Med714.40.8398 Predom. Rc Med522.61.1480 Harvest Moon493.01.2170 W/L 60-40 M/H625.60.9591 Predom. Rc M/H469.71.2773 5B SF Bay Low1005.90.5965 W/L 60-40 High595.81.0070      SA/DSPL Up19.57SA/DSPL Dn30.18
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance627.50.9561
Triple Number Coastal/Long Distance Low774.60.7746
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High489.91.2247
Triple Number Windward/Leeward Low1009.10.5946
Triple Number Windward/Leeward Medium716.10.8379
Triple Number Windward/Leeward High599.51.0008
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1657.51119.6834.8682.8588.5535.4498.4448.1431.2
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance627.50.9561
Triple Number Coastal/Long Distance Low774.60.7746
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High489.91.2247
Triple Number Windward/Leeward Low1009.10.5946
Triple Number Windward/Leeward Medium716.10.8379
Triple Number Windward/Leeward High599.51.0008
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1657.51119.6834.8682.8588.5535.4498.4448.1431.2
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance627.5
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1657.51119.6834.8682.8588.5535.4498.4448.1431.2
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low774.60.7746
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High489.91.2247
Triple Number Windward/Leeward Low1009.10.5946
Triple Number Windward/Leeward Medium716.10.8379
Triple Number Windward/Leeward High599.51.0008
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating627.50.9561
FinRating, kevyt tuuli1183.80.8447
FinRating, kova tuuli474.71.0533
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low774.60.7746
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High489.91.2247
Triple Number Windward/Leeward Low1009.10.5946
Triple Number Windward/Leeward Medium716.10.8379
Triple Number Windward/Leeward High599.51.0008
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9561
Triple Number Coastal/Long Distance Low0.7746
Triple Number Coastal/Long Distance Medium1.0537
Triple Number Coastal/Long Distance High1.2247
Triple Number Windward/Leeward Low0.5946
Triple Number Windward/Leeward Medium0.8379
Triple Number Windward/Leeward High1.0008
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1657.51119.6834.8682.8588.5535.4498.4448.1431.2
For information
General Purpose Handicap (GPH)650.5
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance627.50.9561
Triple Number Coastal/Long Distance Low774.60.7746
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High489.91.2247
Triple Number Windward/Leeward Low1009.10.5946
Triple Number Windward/Leeward Medium716.10.8379
Triple Number Windward/Leeward High599.51.0008
Saronikos S All Purpose677.90.8851
Saronikos S Upwind771.10.7781
Saronikos S Downwind563.81.0642
Saronikos N All Purpose703.40.8530
Saronikos N Upwind805.70.7447
Saronikos N Downwind613.00.9788
Saronikos SW All Purpose687.00.8734
Saronikos SW Upwind803.00.7472
Saronikos SW Downwind567.11.0580
Saronikos NE All Purpose732.70.8189
Saronikos NE Upwind752.80.7970
Saronikos NE Downwind695.10.8632
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1657.51119.6834.8682.8588.5535.4498.4448.1431.2
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low774.60.7746
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High489.91.2247
Triple Number Windward/Leeward Low1009.10.5946
Triple Number Windward/Leeward Medium716.10.8379
Triple Number Windward/Leeward High599.51.0008
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose596.61.0056
5-Band All Purpose Low953.10.6295
5-Band All Purpose L/M687.10.8733
5-Band All Purpose Med576.91.0400
5-Band All Purpose M/H513.11.1694
5-Band All Purpose High486.21.2341
Single Number Predominant Upwind623.40.9625
Single Number Predominant Reaching543.51.1040
Single Number Predominant Downwind583.61.0281
5-Band 50-50 Windward/Leeward Low1202.60.4989
5-Band 50-50 Windward/Leeward L/M851.00.7050
5-Band 50-50 Windward/Leeward Med700.10.8570
5-Band 50-50 Windward/Leeward M/H610.00.9837
5-Band 50-50 Windward/Leeward High576.61.0406
5-Band 60-40 Windward/Leeward Low1216.90.4930
5-Band 60-40 Windward/Leeward L/M864.90.6937
5-Band 60-40 Windward/Leeward Med714.40.8398
5-Band 60-40 Windward/Leeward M/H625.60.9591
5-Band 60-40 Windward/Leeward High595.81.0070
Triple Number 50-50 Windward/Leeward Low1062.10.5649
Triple Number 50-50 Windward/Leeward Med716.20.8378
Triple Number 50-50 Windward/Leeward High599.51.0008
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward734.20.8172
Triple Number 60-40 Windward/Leeward Low1075.90.5576
Triple Number 60-40 Windward/Leeward Med730.40.8215
Triple Number 60-40 Windward/Leeward High615.90.9742
Triple Number All-Purpose Low846.20.7090
Triple Number All-Purpose Med588.31.0199
Triple Number All-Purpose High505.11.1879
Triple Number Predominant Upwind Low873.40.6870
Triple Number Predominant Upwind Med614.00.9772
Triple Number Predominant Upwind High534.91.1217
Triple Number Predominant Reaching Low757.90.7917
Triple Number Predominant Reaching Med542.31.1064
Triple Number Predominant Reaching High453.01.3245
Triple Number Predominant Downwind Low833.80.7196
Triple Number Predominant Downwind Med570.71.0514
Triple Number Predominant Downwind High473.31.2676
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance627.50.9561
Triple Number Coastal/Long Distance Low774.60.7746
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High489.91.2247
Triple Number Windward/Leeward Low1009.10.5946
Triple Number Windward/Leeward Medium716.10.8379
Triple Number Windward/Leeward High599.51.0008
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1657.51119.6834.8682.8588.5535.4498.4448.1431.2
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance627.50.9561
Triple Number Coastal/Long Distance Low774.60.7746
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High489.91.2247
Triple Number Windward/Leeward Low1009.10.5946
Triple Number Windward/Leeward Medium716.10.8379
Triple Number Windward/Leeward High599.51.0008
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1657.51119.6834.8682.8588.5535.4498.4448.1431.2
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low774.6
Triple Number Coastal/Long Distance Medium569.4
Triple Number Coastal/Long Distance High489.9
Triple Number Windward/Leeward Low1009.1
Triple Number Windward/Leeward Medium716.1
Triple Number Windward/Leeward High599.5
Predominantly Upwind624.1
Predominantly Downwind583.7
Predominantly Reaching554.4
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance627.50.9561
Triple Number Coastal/Long Distance Low774.60.7746
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High489.91.2247
Triple Number Windward/Leeward Low1009.10.5946
Triple Number Windward/Leeward Medium716.10.8379
Triple Number Windward/Leeward High599.51.0008
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1657.51119.6834.8682.8588.5535.4498.4448.1431.2
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7746
Triple Number Coastal/Long Distance Medium1.0537
Triple Number Coastal/Long Distance High1.2247
Triple Number Windward/Leeward Low0.5946
Triple Number Windward/Leeward Medium0.8379
Triple Number Windward/Leeward High1.0008
Coastal/Long Distance0.9561
Predominantly Upwind0.9614
Predominantly Downwind1.0279
For information
General Purpose Handicap (GPH)650.5
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0479
Distanseseilas Trippeltall svak vind0.7746
Distanseseilas Trippeltall mellomvind1.0537
Distanseseilas Trippeltall sterk vind1.2247
Pølsebane Trippeltall svak vind0.5946
Pølsebane Trippeltall mellomvind0.8379
Pølsebane Trippeltall sterk vind1.0008
Motvind Singeltall0.9614
Medvind Singeltall1.0279
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low774.60.7746
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High489.91.2247
Triple Number Windward/Leeward Low1009.10.5946
Triple Number Windward/Leeward Medium716.10.8379
Triple Number Windward/Leeward High599.51.0008
Coastal/Long Distance627.50.9561
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind624.10.9614
Predominantly Downwind583.71.0279
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore566.31.0596
Cape Doctor Coastal460.61.3027
Triple Number Coastal/Long Distance Low774.60.7746
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High489.91.2247
Triple Number Windward/Leeward Low1009.10.5946
Triple Number Windward/Leeward Medium716.10.8379
Triple Number Windward/Leeward High599.51.0008
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7746
Triple Number Coastal/Long Distance Medium1.0537
Triple Number Coastal/Long Distance High1.2247
Triple Number Windward/Leeward Low0.5946
Triple Number Windward/Leeward Medium0.8379
Triple Number Windward/Leeward High1.0008
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7746
Triple Number Coastal/Long Distance Medium1.0537
Triple Number Coastal/Long Distance High1.2247
Triple Number Windward/Leeward Low0.5946
Triple Number Windward/Leeward Medium0.8379
Triple Number Windward/Leeward High1.0008
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance627.50.9561
Triple Number Coastal/Long Distance Low774.60.7746
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High489.91.2247
Triple Number Windward/Leeward Low1009.10.5946
Triple Number Windward/Leeward Medium716.10.8379
Triple Number Windward/Leeward High599.51.0008
Predominantly Upwind624.10.9614
Predominantly Downwind583.71.0279
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1657.51119.6834.8682.8588.5535.4498.4448.1431.2
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance627.50.9561
Triple Number Coastal/Long Distance Low774.60.7746
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High489.91.2247
Triple Number Windward/Leeward Low1009.10.5946
Triple Number Windward/Leeward Medium716.10.8379
Triple Number Windward/Leeward High599.51.0008
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1657.51119.6834.8682.8588.5535.4498.4448.1431.2
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP596.61.0056 Predom. Dn High455.91.3161 5B AP M/H497.81.2053 TriNum AP Low774.60.7746 Predom. Rc Low844.70.7103 5B AP High471.41.2729 TriNum AP Med569.51.0535 Predom. Rc L/M615.30.9751 5B SF Bay Low1005.90.5965 TriNum AP High489.91.2247 Predom. Rc Med522.61.1480 5B SF Bay L/M810.60.7402 TriNum W/L Low1062.10.5649 Predom. Rc M/H469.71.2773 5B SF Bay Med673.20.8912 TriNum W/L Med716.10.8379 Predom. Rc High444.81.3489 5B SF Bay M/H590.51.0160 TriNum W/L Hig599.51.0008 5B W/L Low1202.60.4989 5B SF Bay High560.21.0711 Predom. Upwind655.80.9149 5B W/L L/M851.00.7050 ChiMac Up Low834.70.7188 Predom. Reaching570.31.0520 5B W/L Med700.10.8570 ChiMac Up Med734.50.8168 Predom. Downwind614.00.9773 5B W/L M/H610.00.9837 ChiMac Up High619.00.9693 Predom. Up Low973.10.6166 5B W/L High576.61.0406 ChiMac Off Low796.50.7533 Predom. Up L/M707.90.8476 W/L 60-40 Low1216.90.4930 ChiMac Off Med692.70.8661 Predom. Up Med599.01.0016 W/L 60-40 L/M864.90.6937 ChiMac Off High571.31.0501 Predom. Up M/H537.91.1155 W/L 60-40 Med714.40.8398 ChiMac AP Low811.20.7397 Predom. Up High518.21.1579 W/L 60-40 M/H625.60.9591 ChiMac AP Med710.30.8447 Predom. Dn Low942.40.6366 W/L 60-40 High595.81.0070 ChiMac AP High592.91.0120 Predom. Dn L/M671.80.8932 5B AP Low865.90.6929 BayMac Cove Island944.10.6355 Predom. Dn Med558.61.0741 5B AP L/M662.70.9054 BayMac Shore936.80.6405 Predom. Dn M/H490.81.2225 5B AP Med558.81.0737 Harvest Moon493.01.2170      SA/DSPL Up19.57SA/DSPL Dn30.18
ORC Ref  03190004N6M Issued on 27/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
AMETAITA-16492
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 405 GLMeasurement01/06/2010HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall11.818Maximum beam3.998Draft1.978Displacement7,937Wetted area33.66IMS L10.652LSM010.381Accomod. length11.818Sink (kg/mm) 25.25
VCGD-0.170VCGM0.000 RM Rated (kg·m) 260.8Limit of positive stability(°) 118.9 Stability Index 121.0 BLR index 0.0000Default crew weight726 Declared crew weight 800
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.457PBW0.113PIPA0.0039
EDL2.790ST10.065ST20.180
ST30.180ST40.110ST50.275
RIG
BackstayFixedForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P13.400IG14.550ISP15.100MDT10.132MDL10.223MDT20.132MDL20.223TLMW0.223GO0.247
E4.550J4.510BAS1.800FSDNo FoilSFJ0.140SPLWPLTPS5.450BD0.188MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.170Flotation Date23/02/2024
SFFP0.533FFM1.497FF1.497LCFcl6.484SG1.0250
SAFP11.375FAM1.249FA1.249LCFsh6.785HBI1.324
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03190004N6M Issued on 27/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
AMETAITA-16492
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.140.871.592.813.7935.3001/02/2023
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.050.771.503.034.686.3713.85NoNo 43.1101/02/2023
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA15.0013.3014.157.058.1087%85.6120/10/2020
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length11.8 mTable area0.55 m²Headroom1.80 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity145 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity86 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  03190004N6M Issued on 27/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org