Club Certificate2026
EXPENSIVE T OYITA-17062
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 Angles47.3°44.4°42.3°40.9°39.6°38.5°38.4°38.3°39.2°
Beat VMG2.233.173.854.364.744.985.105.175.12
52°3.554.895.786.406.777.017.167.287.29
60°3.855.176.056.616.957.187.377.577.60
75°4.095.396.266.787.117.387.628.008.16
90°3.995.386.386.977.357.677.868.238.66
110°3.925.446.507.107.527.938.339.029.58
120°3.795.296.377.017.457.868.299.2010.35
135°3.334.755.866.677.167.577.998.8810.15
150°2.764.035.095.986.667.097.438.138.91
Run VMG2.393.494.415.185.786.236.617.237.84
Gybe Angles139.6°144.4°148.0°148.9°151.9°157.3°161.9°163.7°161.3°
APH ToD:583.9CDL: 8.462APH ToT: 1.0275CertNo:26/1
BOAT
ClassDufour 310 GLDesignerFelciBuilderDufour YachtAge date08/2015Series date01/2004Offset fileDUF310CL.OFFData fileI17062
HULL
Length Overall9.350 mMaximum Beam3.310 mDraft1.897 mDisplacement4,891 kgDLR6.3577IMS DivisionCruiser/RacerDynamic Allowance0.270%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.400m
CREW
Maximum weight360 kg(declared)Minimum weight230 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail31.4732.38Headsail Luffed21.0021.00Headsail Flying32.9232.92SymmetricAsymmetric79.5279.52 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS Maximum (m²)
Trysail8.64Storm Jib7.60Heavy Weather Jib20.51
SAIL LIMITS
Headsails5
✱ One set on the forestay
✱ Woven polyester sails
Spinnakers4
STABILITY
Righting Moment 117.3 kg·m Stability Index 126.2
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  03190004QCF Issued on 19/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
EXPENSIVE T OYITA-17062
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 VMG1611.31135.8934.6826.0759.7723.1706.4696.8702.6
52°1015.2736.5622.4562.7531.7513.9502.7494.4493.7
60°935.1695.9595.1544.6518.2501.2488.5475.9474.0
75°881.0667.7575.3530.7506.3487.9472.3450.0441.3
90°901.8669.4564.2516.8489.6469.5458.2437.6415.8
110°919.5661.5553.8507.2478.4454.0432.4399.1375.7
120°948.7679.9565.1513.6483.5457.9434.5391.3347.9
135°1080.2757.2614.8539.7502.6475.4450.8405.6354.8
150°1305.5893.3707.4602.5540.8508.0484.3442.7404.0
Run VMG1507.51031.4816.8695.7623.1577.9544.3497.8459.3
Selected Courses
Windward / Leeward1559.41083.6875.7760.8691.4650.5625.3597.3581.0
All purpose1173.0832.4685.0608.1563.6535.2516.0490.1471.2
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward723.80.8289
All purpose583.91.0275
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium581.51.0319
Triple Number Coastal/Long Distance High511.11.1740
Triple Number Windward/Leeward Low979.60.6125
Triple Number Windward/Leeward Medium719.70.8337
Triple Number Windward/Leeward High621.10.9660
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance636.80.9422
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium581.51.0319
Triple Number Coastal/Long Distance High511.11.1740
Triple Number Windward/Leeward Low979.60.6125
Triple Number Windward/Leeward Medium719.70.8337
Triple Number Windward/Leeward High621.10.9660
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1554.21078.4822.1685.2601.7555.7521.7468.0445.2
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7264
Downwind "popa"0.8774
70% up, 30% down "Ilhabela"0.7659
30% up, 70% down "Ilhabela-inverso"0.8259
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium581.51.0319
Triple Number Coastal/Long Distance High511.11.1740
Triple Number Windward/Leeward Low979.60.6125
Triple Number Windward/Leeward Medium719.70.8337
Triple Number Windward/Leeward High621.10.9660
Predominantly Upwind633.90.9465
Predominantly Downwind593.91.0102
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP607.30.9880 Predom. Rc High464.61.2914 5B SF Bay L/M799.70.7503 TriNum AP Low758.70.7908 Predom. Dn Low910.80.6587 5B SF Bay Med680.20.8821 TriNum AP Med581.51.0318 Predom. Dn L/M671.50.8935 5B SF Bay M/H611.10.9819 TriNum AP High511.11.1740 Predom. Dn Med572.41.0482 5B SF Bay High581.61.0317 TriNum W/L Low1026.10.5847 Predom. Dn M/H510.61.1750 5B AP Low837.80.7162 TriNum W/L Med719.70.8337 Predom. Dn High473.41.2674 5B AP L/M661.70.9068 TriNum W/L Hig621.10.9660 ChiMac Up Low813.30.7378 5B AP Med572.31.0483 Predom. Upwind660.60.9083 ChiMac Up Med728.10.8240 5B AP M/H518.81.1564 Predom. Reaching579.61.0352 ChiMac Up High629.60.9529 5B AP High491.31.2213 Predom. Downwind619.90.9679 ChiMac Off Low782.50.7668 5B W/L Low1150.60.5215 Predom. Up Low931.00.6445 ChiMac Off Med690.50.8690 5B W/L L/M838.60.7155 Predom. Up L/M703.80.8525 ChiMac Off High581.71.0314 5B W/L Med706.00.8499 Predom. Up Med612.30.9799 ChiMac AP Low793.80.7558 5B W/L M/H630.40.9518 Predom. Up M/H562.21.0672 ChiMac AP Med706.30.8494 5B W/L High599.31.0011 Predom. Up High542.41.1061 ChiMac AP High603.70.9938 W/L 60-40 Low1161.30.5166 Predom. Rc Low815.20.7360 BayMac Cove Island913.60.6568 W/L 60-40 L/M850.90.7051 Predom. Rc L/M618.70.9697 BayMac Shore906.40.6619 W/L 60-40 Med719.70.8337 Predom. Rc Med540.41.1104 Harvest Moon510.71.1749 W/L 60-40 M/H646.70.9278 Predom. Rc M/H492.91.2174 5B SF Bay Low971.90.6173 W/L 60-40 High619.40.9687      SA/DSPL Up18.11SA/DSPL Dn38.32
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance636.80.9422
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium581.51.0319
Triple Number Coastal/Long Distance High511.11.1740
Triple Number Windward/Leeward Low979.60.6125
Triple Number Windward/Leeward Medium719.70.8337
Triple Number Windward/Leeward High621.10.9660
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1554.21078.4822.1685.2601.7555.7521.7468.0445.2
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance636.80.9422
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium581.51.0319
Triple Number Coastal/Long Distance High511.11.1740
Triple Number Windward/Leeward Low979.60.6125
Triple Number Windward/Leeward Medium719.70.8337
Triple Number Windward/Leeward High621.10.9660
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1554.21078.4822.1685.2601.7555.7521.7468.0445.2
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance636.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1554.21078.4822.1685.2601.7555.7521.7468.0445.2
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium581.51.0319
Triple Number Coastal/Long Distance High511.11.1740
Triple Number Windward/Leeward Low979.60.6125
Triple Number Windward/Leeward Medium719.70.8337
Triple Number Windward/Leeward High621.10.9660
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating636.80.9422
FinRating, kevyt tuuli1130.30.8848
FinRating, kova tuuli493.61.0130
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium581.51.0319
Triple Number Coastal/Long Distance High511.11.1740
Triple Number Windward/Leeward Low979.60.6125
Triple Number Windward/Leeward Medium719.70.8337
Triple Number Windward/Leeward High621.10.9660
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9422
Triple Number Coastal/Long Distance Low0.7908
Triple Number Coastal/Long Distance Medium1.0319
Triple Number Coastal/Long Distance High1.1740
Triple Number Windward/Leeward Low0.6125
Triple Number Windward/Leeward Medium0.8337
Triple Number Windward/Leeward High0.9660
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1554.21078.4822.1685.2601.7555.7521.7468.0445.2
For information
General Purpose Handicap (GPH)657.2
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance636.80.9422
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium581.51.0319
Triple Number Coastal/Long Distance High511.11.1740
Triple Number Windward/Leeward Low979.60.6125
Triple Number Windward/Leeward Medium719.70.8337
Triple Number Windward/Leeward High621.10.9660
Saronikos S All Purpose677.80.8853
Saronikos S Upwind762.30.7871
Saronikos S Downwind571.41.0500
Saronikos N All Purpose701.30.8555
Saronikos N Upwind792.40.7572
Saronikos N Downwind615.60.9747
Saronikos SW All Purpose681.50.8805
Saronikos SW Upwind786.90.7625
Saronikos SW Downwind571.81.0494
Saronikos NE All Purpose724.50.8282
Saronikos NE Upwind740.90.8099
Saronikos NE Downwind687.80.8724
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1554.21078.4822.1685.2601.7555.7521.7468.0445.2
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium581.51.0319
Triple Number Coastal/Long Distance High511.11.1740
Triple Number Windward/Leeward Low979.60.6125
Triple Number Windward/Leeward Medium719.70.8337
Triple Number Windward/Leeward High621.10.9660
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose607.30.9880
5-Band All Purpose Low916.50.6547
5-Band All Purpose L/M685.30.8755
5-Band All Purpose Med590.91.0155
5-Band All Purpose M/H535.51.1205
5-Band All Purpose High507.31.1828
Single Number Predominant Upwind633.10.9477
Single Number Predominant Reaching557.61.0761
Single Number Predominant Downwind594.21.0098
5-Band 50-50 Windward/Leeward Low1150.60.5215
5-Band 50-50 Windward/Leeward L/M838.60.7155
5-Band 50-50 Windward/Leeward Med706.00.8499
5-Band 50-50 Windward/Leeward M/H630.40.9518
5-Band 50-50 Windward/Leeward High599.31.0011
5-Band 60-40 Windward/Leeward Low1161.30.5166
5-Band 60-40 Windward/Leeward L/M850.90.7051
5-Band 60-40 Windward/Leeward Med719.70.8337
5-Band 60-40 Windward/Leeward M/H646.70.9278
5-Band 60-40 Windward/Leeward High619.40.9687
Triple Number 50-50 Windward/Leeward Low1026.10.5847
Triple Number 50-50 Windward/Leeward Med719.80.8336
Triple Number 50-50 Windward/Leeward High621.10.9660
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward737.70.8133
Triple Number 60-40 Windward/Leeward Low1037.30.5784
Triple Number 60-40 Windward/Leeward Med733.30.8183
Triple Number 60-40 Windward/Leeward High638.30.9400
Triple Number All-Purpose Low823.60.7285
Triple Number All-Purpose Med600.40.9993
Triple Number All-Purpose High527.61.1373
Triple Number Predominant Upwind Low845.70.7095
Triple Number Predominant Upwind Med624.60.9605
Triple Number Predominant Upwind High560.41.0706
Triple Number Predominant Reaching Low741.10.8097
Triple Number Predominant Reaching Med557.81.0756
Triple Number Predominant Reaching High475.81.2611
Triple Number Predominant Downwind Low814.30.7369
Triple Number Predominant Downwind Med583.11.0290
Triple Number Predominant Downwind High492.41.2185
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance636.80.9422
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium581.51.0319
Triple Number Coastal/Long Distance High511.11.1740
Triple Number Windward/Leeward Low979.60.6125
Triple Number Windward/Leeward Medium719.70.8337
Triple Number Windward/Leeward High621.10.9660
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1554.21078.4822.1685.2601.7555.7521.7468.0445.2
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance636.80.9422
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium581.51.0319
Triple Number Coastal/Long Distance High511.11.1740
Triple Number Windward/Leeward Low979.60.6125
Triple Number Windward/Leeward Medium719.70.8337
Triple Number Windward/Leeward High621.10.9660
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1554.21078.4822.1685.2601.7555.7521.7468.0445.2
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low758.7
Triple Number Coastal/Long Distance Medium581.5
Triple Number Coastal/Long Distance High511.1
Triple Number Windward/Leeward Low979.6
Triple Number Windward/Leeward Medium719.7
Triple Number Windward/Leeward High621.1
Predominantly Upwind633.9
Predominantly Downwind593.9
Predominantly Reaching567.3
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance636.80.9422
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium581.51.0319
Triple Number Coastal/Long Distance High511.11.1740
Triple Number Windward/Leeward Low979.60.6125
Triple Number Windward/Leeward Medium719.70.8337
Triple Number Windward/Leeward High621.10.9660
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1554.21078.4822.1685.2601.7555.7521.7468.0445.2
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7908
Triple Number Coastal/Long Distance Medium1.0319
Triple Number Coastal/Long Distance High1.1740
Triple Number Windward/Leeward Low0.6125
Triple Number Windward/Leeward Medium0.8337
Triple Number Windward/Leeward High0.9660
Coastal/Long Distance0.9422
Predominantly Upwind0.9465
Predominantly Downwind1.0102
For information
General Purpose Handicap (GPH)657.2
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0275
Distanseseilas Trippeltall svak vind0.7908
Distanseseilas Trippeltall mellomvind1.0319
Distanseseilas Trippeltall sterk vind1.1740
Pølsebane Trippeltall svak vind0.6125
Pølsebane Trippeltall mellomvind0.8337
Pølsebane Trippeltall sterk vind0.9660
Motvind Singeltall0.9465
Medvind Singeltall1.0102
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium581.51.0319
Triple Number Coastal/Long Distance High511.11.1740
Triple Number Windward/Leeward Low979.60.6125
Triple Number Windward/Leeward Medium719.70.8337
Triple Number Windward/Leeward High621.10.9660
Coastal/Long Distance636.80.9422
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind633.90.9465
Predominantly Downwind593.91.0102
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore585.91.0241
Cape Doctor Coastal476.91.2582
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium581.51.0319
Triple Number Coastal/Long Distance High511.11.1740
Triple Number Windward/Leeward Low979.60.6125
Triple Number Windward/Leeward Medium719.70.8337
Triple Number Windward/Leeward High621.10.9660
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7908
Triple Number Coastal/Long Distance Medium1.0319
Triple Number Coastal/Long Distance High1.1740
Triple Number Windward/Leeward Low0.6125
Triple Number Windward/Leeward Medium0.8337
Triple Number Windward/Leeward High0.9660
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7908
Triple Number Coastal/Long Distance Medium1.0319
Triple Number Coastal/Long Distance High1.1740
Triple Number Windward/Leeward Low0.6125
Triple Number Windward/Leeward Medium0.8337
Triple Number Windward/Leeward High0.9660
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance636.80.9422
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium581.51.0319
Triple Number Coastal/Long Distance High511.11.1740
Triple Number Windward/Leeward Low979.60.6125
Triple Number Windward/Leeward Medium719.70.8337
Triple Number Windward/Leeward High621.10.9660
Predominantly Upwind633.90.9465
Predominantly Downwind593.91.0102
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1554.21078.4822.1685.2601.7555.7521.7468.0445.2
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance636.80.9422
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium581.51.0319
Triple Number Coastal/Long Distance High511.11.1740
Triple Number Windward/Leeward Low979.60.6125
Triple Number Windward/Leeward Medium719.70.8337
Triple Number Windward/Leeward High621.10.9660
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1554.21078.4822.1685.2601.7555.7521.7468.0445.2
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP607.30.9880 Predom. Dn High473.41.2674 5B AP M/H518.81.1564 TriNum AP Low758.70.7908 Predom. Rc Low815.20.7360 5B AP High491.31.2213 TriNum AP Med581.51.0318 Predom. Rc L/M618.70.9697 5B SF Bay Low971.90.6173 TriNum AP High511.11.1740 Predom. Rc Med540.41.1104 5B SF Bay L/M799.70.7503 TriNum W/L Low1026.10.5847 Predom. Rc M/H492.91.2174 5B SF Bay Med680.20.8821 TriNum W/L Med719.70.8337 Predom. Rc High464.61.2914 5B SF Bay M/H611.10.9819 TriNum W/L Hig621.10.9660 5B W/L Low1150.60.5215 5B SF Bay High581.61.0317 Predom. Upwind660.60.9083 5B W/L L/M838.60.7155 ChiMac Up Low813.30.7378 Predom. Reaching579.61.0352 5B W/L Med706.00.8499 ChiMac Up Med728.10.8240 Predom. Downwind619.90.9679 5B W/L M/H630.40.9518 ChiMac Up High629.60.9529 Predom. Up Low931.00.6445 5B W/L High599.31.0011 ChiMac Off Low782.50.7668 Predom. Up L/M703.80.8525 W/L 60-40 Low1161.30.5166 ChiMac Off Med690.50.8690 Predom. Up Med612.30.9799 W/L 60-40 L/M850.90.7051 ChiMac Off High581.71.0314 Predom. Up M/H562.21.0672 W/L 60-40 Med719.70.8337 ChiMac AP Low793.80.7558 Predom. Up High542.41.1061 W/L 60-40 M/H646.70.9278 ChiMac AP Med706.30.8494 Predom. Dn Low910.80.6587 W/L 60-40 High619.40.9687 ChiMac AP High603.70.9938 Predom. Dn L/M671.50.8935 5B AP Low837.80.7162 BayMac Cove Island913.60.6568 Predom. Dn Med572.41.0482 5B AP L/M661.70.9068 BayMac Shore906.40.6619 Predom. Dn M/H510.61.1750 5B AP Med572.31.0483 Harvest Moon510.71.1749      SA/DSPL Up18.11SA/DSPL Dn38.32
ORC Ref  03190004QCF Issued on 19/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
EXPENSIVE T OYITA-17062
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 310 GLMeasurement01/08/2014HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.350Maximum beam3.310Draft1.897Displacement4,891Wetted area22.34IMS L9.196LSM09.162Accomod. length9.350Sink (kg/mm) 17.62
VCGD-0.112VCGM-0.117 RM Rated (kg·m) 117.3Limit of positive stability(°) 125.0 Stability Index 126.2 BLR index 0.0000Default crew weight608 Declared crew weight 360
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.400PBWPIPA0.0033
EDL2.100ST10.045ST20.180
ST30.180ST40.112ST50.275
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingYesFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders1Rotating mastNo
P11.480IG12.250ISP12.850MDT10.120MDL10.200MDT20.120MDL20.200TLMW0.200GO0.220
E4.300J3.280BAS1.370FSDNo FoilSFJSPLWPLTPS4.310BD0.140MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.100Flotation Date01/08/2012
SFFP0.379FFM1.180FF1.189LCFcl5.347SG1.0220
SAFP9.270FAM0.960FA0.965LCFsh5.575HBI1.078
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03190004QCF Issued on 19/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
EXPENSIVE T OYITA-17062
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.701.231.862.903.7331.4709/02/2022
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentB5.8011.15NoYes032.9209/02/2022A0.100.571.001.762.643.5811.60YesNo 21.0009/02/2022
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA15.0013.0014.006.528.0082%79.5209/02/2022
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length9.3 mTable area0.44 m²Headroom1.65 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity66 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity36 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  03190004QCF Issued on 19/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org