Club 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°46.4°44.7°43.2°41.9°40.7°39.7°40.2°41.3°
Beat VMG2.103.113.914.545.045.435.705.885.81
52°3.354.906.056.887.497.928.208.468.48
60°3.685.276.417.237.788.168.438.778.85
75°3.925.536.677.478.018.378.669.179.48
90°3.995.737.047.938.478.869.129.469.81
110°4.115.897.248.128.669.139.6110.5111.09
120°3.995.747.077.988.559.039.5210.6211.97
135°3.485.116.437.468.168.669.1210.1311.49
150°2.884.285.506.567.428.058.499.2610.12
Run VMG2.493.714.775.686.436.997.448.198.86
Gybe Angles139.4°142.4°146.2°148.3°149.8°152.1°156.5°161.7°159.9°
APH ToD:531.0CDL: 10.599APH ToT: 1.1299CertNo:26/2
BOAT
ClassDufour 46O GLDesignerFelciBuilderDufour YachtsAge date06/2018Series date01/2016Offset fileDufo46.offData fileI17594
HULL
Length Overall13.482Maximum Beam4.518Draft2.168Displacement10,761DLR5.8604IMS DivisionCruiser/RacerDynamic Allowance0.360%Age Allowance0.325%RS Assessment-0.152%
PROPELLER
InstallationStrutTypeFeathering 3 bladesDiameter0.510m
CREW
Maximum weight700(declared)Minimum weight570 ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail45.2845.79Headsail Luffed43.4443.44Headsail FlyingSymmetricAsymmetric137.54137.54 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail13.80Storm Jib14.29Heavy Weather Jib38.56
SAIL LIMITS
Headsails6
✱ One set on the forestay
Spinnakers5
STABILITY
Righting Moment 435.1 Stability Index 126.1
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  03190004HJJ Issued on 12/03/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club 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 VMG1717.01156.4919.6793.0714.1662.4631.7612.7619.6
52°1073.7734.2595.4522.9480.3454.5438.8425.4424.7
60°979.0682.7561.7498.3462.5441.2426.9410.4406.9
75°917.3650.7539.9481.7449.7430.3415.9392.8379.7
90°902.2628.3511.4454.0424.9406.5394.6380.5366.8
110°874.9610.8497.4443.6415.7394.1374.8342.6324.5
120°901.6627.1509.1451.1421.2398.7378.3339.0300.8
135°1033.2704.8559.7482.5440.9415.7394.6355.2313.4
150°1249.6840.5654.2549.0484.9447.2424.0388.6355.8
Run VMG1442.9970.5755.4634.0560.0515.0483.7439.5406.3
Selected Courses
Windward / Leeward1580.01063.5837.5713.5637.1588.7557.7526.1512.9
All purpose1182.7806.8644.8558.5508.1476.2454.5428.0412.5
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward670.50.8948
All purpose531.01.1299
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low725.80.8267
Triple Number Coastal/Long Distance Medium528.31.1357
Triple Number Coastal/Long Distance High449.91.3335
Triple Number Windward/Leeward Low950.40.6313
Triple Number Windward/Leeward Medium667.10.8994
Triple Number Windward/Leeward High553.61.0838
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance583.11.0290
Triple Number Coastal/Long Distance Low725.80.8267
Triple Number Coastal/Long Distance Medium528.31.1357
Triple Number Coastal/Long Distance High449.91.3335
Triple Number Windward/Leeward Low950.40.6313
Triple Number Windward/Leeward Medium667.10.8994
Triple Number Windward/Leeward High553.61.0838
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1566.31054.2781.8635.8546.0494.8458.5407.6388.5
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7650
Downwind "popa"0.9637
70% up, 30% down "Ilhabela"0.8155
30% up, 70% down "Ilhabela-inverso"0.8941
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low725.80.8267
Triple Number Coastal/Long Distance Medium528.31.1357
Triple Number Coastal/Long Distance High449.91.3335
Triple Number Windward/Leeward Low950.40.6313
Triple Number Windward/Leeward Medium667.10.8994
Triple Number Windward/Leeward High553.61.0838
Predominantly Upwind583.81.0278
Predominantly Downwind537.31.1168
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP553.01.0850 Predom. Rc High405.61.4792 5B SF Bay L/M760.10.7894 TriNum AP Low725.80.8267 Predom. Dn Low871.80.6883 5B SF Bay Med627.00.9570 TriNum AP Med528.41.1355 Predom. Dn L/M619.00.9692 5B SF Bay M/H545.71.0996 TriNum AP High450.01.3335 Predom. Dn Med513.61.1682 5B SF Bay High512.61.1704 TriNum W/L Low1001.00.5994 Predom. Dn M/H450.11.3332 5B AP Low810.20.7406 TriNum W/L Med667.10.8994 Predom. Dn High415.41.4444 5B AP L/M618.00.9708 TriNum W/L Hig553.61.0838 ChiMac Up Low791.50.7580 5B AP Med518.01.1582 Predom. Upwind614.80.9760 ChiMac Up Med692.50.8664 5B AP M/H458.21.3095 Predom. Reaching526.81.1389 ChiMac Up High577.61.0388 5B AP High429.91.3957 Predom. Downwind564.91.0621 ChiMac Off Low735.60.8157 5B W/L Low1136.10.5281 Predom. Up Low928.10.6465 ChiMac Off Med638.70.9394 5B W/L L/M797.50.7524 Predom. Up L/M666.90.8996 ChiMac Off High525.01.1429 5B W/L Med651.80.9206 Predom. Up Med559.71.0720 ChiMac AP Low759.00.7905 5B W/L M/H564.31.0633 Predom. Up M/H497.61.2058 ChiMac AP Med662.20.9061 5B W/L High529.31.1336 Predom. Up High474.31.2650 ChiMac AP High549.01.0929 W/L 60-40 Low1156.40.5189 Predom. Rc Low786.80.7626 BayMac Cove Island886.40.6769 W/L 60-40 L/M813.90.7372 Predom. Rc L/M569.31.0540 BayMac Shore879.80.6820 W/L 60-40 Med667.20.8993 Predom. Rc Med482.11.2445 Harvest Moon453.21.3238 W/L 60-40 M/H579.61.0353 Predom. Rc M/H431.51.3906 5B SF Bay Low949.90.6316 W/L 60-40 High546.91.0971      SA/DSPL Up18.06SA/DSPL Dn37.21
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance583.11.0290
Triple Number Coastal/Long Distance Low725.80.8267
Triple Number Coastal/Long Distance Medium528.31.1357
Triple Number Coastal/Long Distance High449.91.3335
Triple Number Windward/Leeward Low950.40.6313
Triple Number Windward/Leeward Medium667.10.8994
Triple Number Windward/Leeward High553.61.0838
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1566.31054.2781.8635.8546.0494.8458.5407.6388.5
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance583.11.0290
Triple Number Coastal/Long Distance Low725.80.8267
Triple Number Coastal/Long Distance Medium528.31.1357
Triple Number Coastal/Long Distance High449.91.3335
Triple Number Windward/Leeward Low950.40.6313
Triple Number Windward/Leeward Medium667.10.8994
Triple Number Windward/Leeward High553.61.0838
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1566.31054.2781.8635.8546.0494.8458.5407.6388.5
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance583.1
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1566.31054.2781.8635.8546.0494.8458.5407.6388.5
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low725.80.8267
Triple Number Coastal/Long Distance Medium528.31.1357
Triple Number Coastal/Long Distance High449.91.3335
Triple Number Windward/Leeward Low950.40.6313
Triple Number Windward/Leeward Medium667.10.8994
Triple Number Windward/Leeward High553.61.0838
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating583.11.0290
FinRating, kevyt tuuli1116.20.8959
FinRating, kova tuuli432.01.1575
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low725.80.8267
Triple Number Coastal/Long Distance Medium528.31.1357
Triple Number Coastal/Long Distance High449.91.3335
Triple Number Windward/Leeward Low950.40.6313
Triple Number Windward/Leeward Medium667.10.8994
Triple Number Windward/Leeward High553.61.0838
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance1.0290
Triple Number Coastal/Long Distance Low0.8267
Triple Number Coastal/Long Distance Medium1.1357
Triple Number Coastal/Long Distance High1.3335
Triple Number Windward/Leeward Low0.6313
Triple Number Windward/Leeward Medium0.8994
Triple Number Windward/Leeward High1.0838
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1566.31054.2781.8635.8546.0494.8458.5407.6388.5
For information
General Purpose Handicap (GPH)604.8
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance583.11.0290
Triple Number Coastal/Long Distance Low725.80.8267
Triple Number Coastal/Long Distance Medium528.31.1357
Triple Number Coastal/Long Distance High449.91.3335
Triple Number Windward/Leeward Low950.40.6313
Triple Number Windward/Leeward Medium667.10.8994
Triple Number Windward/Leeward High553.61.0838
Saronikos S All Purpose636.60.9425
Saronikos S Upwind733.10.8184
Saronikos S Downwind514.41.1664
Saronikos N All Purpose657.10.9131
Saronikos N Upwind765.40.7839
Saronikos N Downwind558.71.0740
Saronikos SW All Purpose644.70.9306
Saronikos SW Upwind765.20.7841
Saronikos SW Downwind515.61.1636
Saronikos NE All Purpose683.10.8784
Saronikos NE Upwind712.60.8419
Saronikos NE Downwind632.70.9483
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1566.31054.2781.8635.8546.0494.8458.5407.6388.5
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low725.80.8267
Triple Number Coastal/Long Distance Medium528.31.1357
Triple Number Coastal/Long Distance High449.91.3335
Triple Number Windward/Leeward Low950.40.6313
Triple Number Windward/Leeward Medium667.10.8994
Triple Number Windward/Leeward High553.61.0838
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose553.01.0850
5-Band All Purpose Low894.90.6704
5-Band All Purpose L/M640.00.9375
5-Band All Purpose Med534.71.1220
5-Band All Purpose M/H472.71.2693
5-Band All Purpose High444.31.3504
Single Number Predominant Upwind583.41.0285
Single Number Predominant Reaching501.51.1963
Single Number Predominant Downwind536.91.1175
5-Band 50-50 Windward/Leeward Low1136.10.5281
5-Band 50-50 Windward/Leeward L/M797.50.7524
5-Band 50-50 Windward/Leeward Med651.80.9206
5-Band 50-50 Windward/Leeward M/H564.31.0633
5-Band 50-50 Windward/Leeward High529.31.1336
5-Band 60-40 Windward/Leeward Low1156.40.5189
5-Band 60-40 Windward/Leeward L/M813.90.7372
5-Band 60-40 Windward/Leeward Med667.20.8993
5-Band 60-40 Windward/Leeward M/H579.61.0353
5-Band 60-40 Windward/Leeward High546.91.0971
Triple Number 50-50 Windward/Leeward Low1001.00.5994
Triple Number 50-50 Windward/Leeward Med667.20.8992
Triple Number 50-50 Windward/Leeward High553.61.0838
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward686.20.8744
Triple Number 60-40 Windward/Leeward Low1019.50.5885
Triple Number 60-40 Windward/Leeward Med682.70.8788
Triple Number 60-40 Windward/Leeward High569.31.0539
Triple Number All-Purpose Low792.50.7571
Triple Number All-Purpose Med545.61.0997
Triple Number All-Purpose High464.51.2918
Triple Number Predominant Upwind Low828.60.7241
Triple Number Predominant Upwind Med574.51.0444
Triple Number Predominant Upwind High493.91.2149
Triple Number Predominant Reaching Low705.00.8511
Triple Number Predominant Reaching Med501.31.1968
Triple Number Predominant Reaching High415.11.4454
Triple Number Predominant Downwind Low770.90.7783
Triple Number Predominant Downwind Med524.11.1448
Triple Number Predominant Downwind High432.91.3859
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance583.11.0290
Triple Number Coastal/Long Distance Low725.80.8267
Triple Number Coastal/Long Distance Medium528.31.1357
Triple Number Coastal/Long Distance High449.91.3335
Triple Number Windward/Leeward Low950.40.6313
Triple Number Windward/Leeward Medium667.10.8994
Triple Number Windward/Leeward High553.61.0838
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1566.31054.2781.8635.8546.0494.8458.5407.6388.5
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance583.11.0290
Triple Number Coastal/Long Distance Low725.80.8267
Triple Number Coastal/Long Distance Medium528.31.1357
Triple Number Coastal/Long Distance High449.91.3335
Triple Number Windward/Leeward Low950.40.6313
Triple Number Windward/Leeward Medium667.10.8994
Triple Number Windward/Leeward High553.61.0838
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1566.31054.2781.8635.8546.0494.8458.5407.6388.5
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low725.8
Triple Number Coastal/Long Distance Medium528.3
Triple Number Coastal/Long Distance High449.9
Triple Number Windward/Leeward Low950.4
Triple Number Windward/Leeward Medium667.1
Triple Number Windward/Leeward High553.6
Predominantly Upwind583.8
Predominantly Downwind537.3
Predominantly Reaching510.7
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance583.11.0290
Triple Number Coastal/Long Distance Low725.80.8267
Triple Number Coastal/Long Distance Medium528.31.1357
Triple Number Coastal/Long Distance High449.91.3335
Triple Number Windward/Leeward Low950.40.6313
Triple Number Windward/Leeward Medium667.10.8994
Triple Number Windward/Leeward High553.61.0838
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1566.31054.2781.8635.8546.0494.8458.5407.6388.5
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8267
Triple Number Coastal/Long Distance Medium1.1357
Triple Number Coastal/Long Distance High1.3335
Triple Number Windward/Leeward Low0.6313
Triple Number Windward/Leeward Medium0.8994
Triple Number Windward/Leeward High1.0838
Coastal/Long Distance1.0290
Predominantly Upwind1.0278
Predominantly Downwind1.1168
For information
General Purpose Handicap (GPH)604.8
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.1299
Distanseseilas Trippeltall svak vind0.8267
Distanseseilas Trippeltall mellomvind1.1357
Distanseseilas Trippeltall sterk vind1.3335
Pølsebane Trippeltall svak vind0.6313
Pølsebane Trippeltall mellomvind0.8994
Pølsebane Trippeltall sterk vind1.0838
Motvind Singeltall1.0278
Medvind Singeltall1.1168
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low725.80.8267
Triple Number Coastal/Long Distance Medium528.31.1357
Triple Number Coastal/Long Distance High449.91.3335
Triple Number Windward/Leeward Low950.40.6313
Triple Number Windward/Leeward Medium667.10.8994
Triple Number Windward/Leeward High553.61.0838
Coastal/Long Distance583.11.0290
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind583.81.0278
Predominantly Downwind537.31.1168
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore516.91.1608
Cape Doctor Coastal417.21.4383
Triple Number Coastal/Long Distance Low725.80.8267
Triple Number Coastal/Long Distance Medium528.31.1357
Triple Number Coastal/Long Distance High449.91.3335
Triple Number Windward/Leeward Low950.40.6313
Triple Number Windward/Leeward Medium667.10.8994
Triple Number Windward/Leeward High553.61.0838
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8267
Triple Number Coastal/Long Distance Medium1.1357
Triple Number Coastal/Long Distance High1.3335
Triple Number Windward/Leeward Low0.6313
Triple Number Windward/Leeward Medium0.8994
Triple Number Windward/Leeward High1.0838
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8267
Triple Number Coastal/Long Distance Medium1.1357
Triple Number Coastal/Long Distance High1.3335
Triple Number Windward/Leeward Low0.6313
Triple Number Windward/Leeward Medium0.8994
Triple Number Windward/Leeward High1.0838
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance583.11.0290
Triple Number Coastal/Long Distance Low725.80.8267
Triple Number Coastal/Long Distance Medium528.31.1357
Triple Number Coastal/Long Distance High449.91.3335
Triple Number Windward/Leeward Low950.40.6313
Triple Number Windward/Leeward Medium667.10.8994
Triple Number Windward/Leeward High553.61.0838
Predominantly Upwind583.81.0278
Predominantly Downwind537.31.1168
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1566.31054.2781.8635.8546.0494.8458.5407.6388.5
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance583.11.0290
Triple Number Coastal/Long Distance Low725.80.8267
Triple Number Coastal/Long Distance Medium528.31.1357
Triple Number Coastal/Long Distance High449.91.3335
Triple Number Windward/Leeward Low950.40.6313
Triple Number Windward/Leeward Medium667.10.8994
Triple Number Windward/Leeward High553.61.0838
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1566.31054.2781.8635.8546.0494.8458.5407.6388.5
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP553.01.0850 Predom. Dn High415.41.4444 5B AP M/H458.21.3095 TriNum AP Low725.80.8267 Predom. Rc Low786.80.7626 5B AP High429.91.3957 TriNum AP Med528.41.1355 Predom. Rc L/M569.31.0540 5B SF Bay Low949.90.6316 TriNum AP High450.01.3335 Predom. Rc Med482.11.2445 5B SF Bay L/M760.10.7894 TriNum W/L Low1001.00.5994 Predom. Rc M/H431.51.3906 5B SF Bay Med627.00.9570 TriNum W/L Med667.10.8994 Predom. Rc High405.61.4792 5B SF Bay M/H545.71.0996 TriNum W/L Hig553.61.0838 5B W/L Low1136.10.5281 5B SF Bay High512.61.1704 Predom. Upwind614.80.9760 5B W/L L/M797.50.7524 ChiMac Up Low791.50.7580 Predom. Reaching526.81.1389 5B W/L Med651.80.9206 ChiMac Up Med692.50.8664 Predom. Downwind564.91.0621 5B W/L M/H564.31.0633 ChiMac Up High577.61.0388 Predom. Up Low928.10.6465 5B W/L High529.31.1336 ChiMac Off Low735.60.8157 Predom. Up L/M666.90.8996 W/L 60-40 Low1156.40.5189 ChiMac Off Med638.70.9394 Predom. Up Med559.71.0720 W/L 60-40 L/M813.90.7372 ChiMac Off High525.01.1429 Predom. Up M/H497.61.2058 W/L 60-40 Med667.20.8993 ChiMac AP Low759.00.7905 Predom. Up High474.31.2650 W/L 60-40 M/H579.61.0353 ChiMac AP Med662.20.9061 Predom. Dn Low871.80.6883 W/L 60-40 High546.91.0971 ChiMac AP High549.01.0929 Predom. Dn L/M619.00.9692 5B AP Low810.20.7406 BayMac Cove Island886.40.6769 Predom. Dn Med513.61.1682 5B AP L/M618.00.9708 BayMac Shore879.80.6820 Predom. Dn M/H450.11.3332 5B AP Med518.01.1582 Harvest Moon453.21.3238      SA/DSPL Up18.06SA/DSPL Dn37.21
ORC Ref  03190004HJJ Issued on 12/03/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club 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 L12.453LSM012.244Accomod. length13.482Sink (kg/mm) 33.05
VCGD-0.244VCGM-0.100 RM Rated (kg·m) 435.1Limit of positive stability(°) 123.4 Stability Index 126.1 BLR index 0.0000Default crew weight919 Declared crew weight 700
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
BackstayFixedForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P16.219IG16.900ISP17.550MDT10.150MDL10.260MDT20.150MDL20.260TLMW0.260GO0.260
E4.860J5.150BAS1.406FSDNo FoilSFJ0.090SPLWPLTPS5.760BD0.225MWTMCG
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  03190004HJJ Issued on 12/03/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
MAEVAITA-17594
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.050.801.503.104.1045.2815/10/2019
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.040.621.232.554.005.4916.42NoNo 43.4415/10/2019
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA17.7916.4817.149.4210.4890%137.5411/03/2026
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  03190004HJJ Issued on 12/03/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org