Club Certificate2025
ERIFADITA-13172
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 Angles46.5°46.5°44.9°43.3°41.5°39.9°40.1°41.0°43.6°
Beat VMG2.132.923.554.014.254.384.494.484.30
52°3.404.625.506.026.266.366.426.496.43
60°3.734.995.826.256.476.586.636.726.71
75°4.065.326.076.466.716.897.007.107.16
90°4.045.326.126.546.837.087.287.567.68
110°3.705.056.046.576.937.267.568.098.45
120°3.584.915.916.486.857.207.558.319.21
135°3.164.435.476.196.626.967.308.069.27
150°2.633.774.795.606.216.606.927.558.35
Run VMG2.273.274.144.865.536.046.437.037.61
Gybe Angles145.3°145.3°147.8°154.6°161.2°167.3°175.4°177.7°176.5°
APH ToD:632.2CDL: 6.880APH ToT: 0.9490CertNo:25/1
BOAT
ClassSun Odyssey 31DesignerAndrieuBuilderJeanneauAge date01/1991Series date01/1991Offset fileE288.OFFData fileI13172
HULL
Length Overall9.201Maximum Beam3.170Draft1.371Displacement3,100DLR8.3495IMS DivisionCruiser/RacerDynamic Allowance0.330%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFeathering 3 bladesDiameter0.200m
CREW
Maximum weight460(declared)Minimum weight330 ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail17.7718.04Headsail Luffed20.8020.80Headsail Flying41.3541.35Symmetric57.5557.55Asymmetric56.3056.30 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail5.18Storm Jib5.73Heavy Weather Jib15.46
SAIL LIMITS
Headsails5
✱ One set on the forestay
✱ Woven polyester sails
Spinnakers4
✱ Asymmetric SHALL NOT be tacked on the pole
STABILITY
Righting MomentN/AStability IndexN/A
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.
Club Certificate2025
ERIFADITA-13172
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 VMG1694.11231.11013.6898.8847.7822.2802.1803.3837.1
52°1060.1779.8654.0597.8575.1566.5560.3554.9559.8
60°964.0721.7618.2575.9556.1547.2542.9536.1536.8
75°886.7677.1592.6557.4536.7522.5514.3506.8502.9
90°890.7676.6588.5550.7527.1508.7494.4476.5468.8
110°974.1712.2595.7548.1519.5496.2476.4445.1426.1
120°1006.9732.8609.0555.7525.2499.8476.9433.2390.8
135°1138.4812.4658.2581.7543.9517.2493.4446.7388.4
150°1370.0954.2752.2643.0580.0545.2520.1476.7431.2
Run VMG1583.51101.8868.5740.3651.6596.0559.6512.0473.1
Selected Courses
Windward / Leeward1637.41166.5941.1819.6749.6709.1680.9657.7655.1
All purpose1221.6886.0730.4653.0610.8585.6566.7545.1533.9
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward784.00.7653
All purpose632.20.9490
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low808.20.7424
Triple Number Coastal/Long Distance Medium628.50.9546
Triple Number Coastal/Long Distance High563.31.0651
Triple Number Windward/Leeward Low1053.70.5694
Triple Number Windward/Leeward Medium778.80.7704
Triple Number Windward/Leeward High679.30.8833
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance690.40.8690
Triple Number Coastal/Long Distance Low808.20.7424
Triple Number Coastal/Long Distance Medium628.50.9546
Triple Number Coastal/Long Distance High563.31.0651
Triple Number Windward/Leeward Low1053.70.5694
Triple Number Windward/Leeward Medium778.80.7704
Triple Number Windward/Leeward High679.30.8833
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1733.81160.0881.2737.0653.9608.6572.5516.8499.8
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6543
Downwind "popa"0.8350
70% up, 30% down "Ilhabela"0.6997
30% up, 70% down "Ilhabela-inverso"0.7711
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low808.20.7424
Triple Number Coastal/Long Distance Medium628.50.9546
Triple Number Coastal/Long Distance High563.31.0651
Triple Number Windward/Leeward Low1053.70.5694
Triple Number Windward/Leeward Medium778.80.7704
Triple Number Windward/Leeward High679.30.8833
Predominantly Upwind689.00.8708
Predominantly Downwind635.20.9446
Custom scoring options for Canada
Scoring OptionTODTOT
TriNum AP Low808.20.7424
TriNum AP Med628.60.9545
TriNum AP High563.31.0651
TriNum W/L Low1100.10.5454
TriNum W/L Med778.80.7704
TriNum W/L Hig679.30.8833
Predom. Upwind717.40.8363
Predom. Reaching622.00.9647
Predom. Downwind662.80.9053
Predom. Up Low985.30.6090
Predom. Up L/M754.80.7949
Predom. Up Med667.50.8989
Predom. Up M/H624.10.9614
Predom. Up High609.90.9838
Predom. Dn Low962.90.6231
Predom. Dn L/M716.60.8372
Predom. Dn Med613.50.9779
Predom. Dn M/H549.91.0912
Predom. Dn High513.21.1691
Predom. Rc Low852.40.7039
Predom. Rc L/M658.30.9114
Predom. Rc Med583.01.0291
Predom. Rc M/H538.11.1151
Predom. Rc High512.21.1713
SA/DSPL Upwind18.07SA/DSPL Downwind35.29
Scoring OptionTODTOT
5B W/L Low1228.20.4885
5B W/L L/M903.20.6643
5B W/L Med764.70.7846
5B W/L M/H687.60.8726
5B W/L High661.30.9074
W/L 60-40 Low1241.10.4835
W/L 60-40 L/M918.70.6531
W/L 60-40 Med784.20.7652
W/L 60-40 M/H712.00.8427
W/L 60-40 High690.80.8686
5B AP Low883.00.6795
5B AP L/M708.40.8470
5B AP Med619.90.9679
5B AP M/H570.01.0527
5B AP High546.91.0971
5B SF Bay Low1062.20.5648
5B SF Bay L/M865.80.6930
5B SF Bay Med741.00.8097
5B SF Bay M/H673.10.8913
5B SF Bay High648.50.9252
Chicago-Mac Upwind0.8107
Chicago-Mac All Purpose0.8450
Chicago-Mac Downwind0.8734
BayMac Cove Island971.00.6179
BayMac Shore963.50.6227
Harvest Moon543.61.1037
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance690.40.8690
Triple Number Coastal/Long Distance Low808.20.7424
Triple Number Coastal/Long Distance Medium628.50.9546
Triple Number Coastal/Long Distance High563.31.0651
Triple Number Windward/Leeward Low1053.70.5694
Triple Number Windward/Leeward Medium778.80.7704
Triple Number Windward/Leeward High679.30.8833
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1733.81160.0881.2737.0653.9608.6572.5516.8499.8
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance690.40.8690
Triple Number Coastal/Long Distance Low808.20.7424
Triple Number Coastal/Long Distance Medium628.50.9546
Triple Number Coastal/Long Distance High563.31.0651
Triple Number Windward/Leeward Low1053.70.5694
Triple Number Windward/Leeward Medium778.80.7704
Triple Number Windward/Leeward High679.30.8833
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1733.81160.0881.2737.0653.9608.6572.5516.8499.8
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance690.4
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1733.81160.0881.2737.0653.9608.6572.5516.8499.8
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low808.20.7424
Triple Number Coastal/Long Distance Medium628.50.9546
Triple Number Coastal/Long Distance High563.31.0651
Triple Number Windward/Leeward Low1053.70.5694
Triple Number Windward/Leeward Medium778.80.7704
Triple Number Windward/Leeward High679.30.8833
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating690.40.8690
FinRating, kevyt tuuli1199.10.8339
FinRating, kova tuuli549.60.9097
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low808.20.7424
Triple Number Coastal/Long Distance Medium628.50.9546
Triple Number Coastal/Long Distance High563.31.0651
Triple Number Windward/Leeward Low1053.70.5694
Triple Number Windward/Leeward Medium778.80.7704
Triple Number Windward/Leeward High679.30.8833
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8690
Triple Number Coastal/Long Distance Low0.7424
Triple Number Coastal/Long Distance Medium0.9546
Triple Number Coastal/Long Distance High1.0651
Triple Number Windward/Leeward Low0.5694
Triple Number Windward/Leeward Medium0.7704
Triple Number Windward/Leeward High0.8833
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1733.81160.0881.2737.0653.9608.6572.5516.8499.8
For information
General Purpose Handicap (GPH)708.6
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance690.40.8690
Triple Number Coastal/Long Distance Low808.20.7424
Triple Number Coastal/Long Distance Medium628.50.9546
Triple Number Coastal/Long Distance High563.31.0651
Triple Number Windward/Leeward Low1053.70.5694
Triple Number Windward/Leeward Medium778.80.7704
Triple Number Windward/Leeward High679.30.8833
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1733.81160.0881.2737.0653.9608.6572.5516.8499.8
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low808.20.7424
Triple Number Coastal/Long Distance Medium628.50.9546
Triple Number Coastal/Long Distance High563.31.0651
Triple Number Windward/Leeward Low1053.70.5694
Triple Number Windward/Leeward Medium778.80.7704
Triple Number Windward/Leeward High679.30.8833
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance690.40.8690
Triple Number Coastal/Long Distance Low808.20.7424
Triple Number Coastal/Long Distance Medium628.50.9546
Triple Number Coastal/Long Distance High563.31.0651
Triple Number Windward/Leeward Low1053.70.5694
Triple Number Windward/Leeward Medium778.80.7704
Triple Number Windward/Leeward High679.30.8833
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1733.81160.0881.2737.0653.9608.6572.5516.8499.8
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance690.40.8690
Triple Number Coastal/Long Distance Low808.20.7424
Triple Number Coastal/Long Distance Medium628.50.9546
Triple Number Coastal/Long Distance High563.31.0651
Triple Number Windward/Leeward Low1053.70.5694
Triple Number Windward/Leeward Medium778.80.7704
Triple Number Windward/Leeward High679.30.8833
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1733.81160.0881.2737.0653.9608.6572.5516.8499.8
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low808.2
Triple Number Coastal/Long Distance Medium628.5
Triple Number Coastal/Long Distance High563.3
Triple Number Windward/Leeward Low1053.7
Triple Number Windward/Leeward Medium778.8
Triple Number Windward/Leeward High679.3
Predominantly Upwind689.0
Predominantly Downwind635.2
Predominantly Reaching608.6
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance690.40.8690
Triple Number Coastal/Long Distance Low808.20.7424
Triple Number Coastal/Long Distance Medium628.50.9546
Triple Number Coastal/Long Distance High563.31.0651
Triple Number Windward/Leeward Low1053.70.5694
Triple Number Windward/Leeward Medium778.80.7704
Triple Number Windward/Leeward High679.30.8833
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1733.81160.0881.2737.0653.9608.6572.5516.8499.8
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7424
Triple Number Coastal/Long Distance Medium0.9546
Triple Number Coastal/Long Distance High1.0651
Triple Number Windward/Leeward Low0.5694
Triple Number Windward/Leeward Medium0.7704
Triple Number Windward/Leeward High0.8833
Coastal/Long Distance0.8690
Predominantly Upwind0.8708
Predominantly Downwind0.9446
For information
General Purpose Handicap (GPH)708.6
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9490
Distanseseilas Trippeltall svak vind0.7424
Distanseseilas Trippeltall mellomvind0.9546
Distanseseilas Trippeltall sterk vind1.0651
Pølsebane Trippeltall svak vind0.5694
Pølsebane Trippeltall mellomvind0.7704
Pølsebane Trippeltall sterk vind0.8833
Motvind Singeltall0.8708
Medvind Singeltall0.9446
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low808.20.7424
Triple Number Coastal/Long Distance Medium628.50.9546
Triple Number Coastal/Long Distance High563.31.0651
Triple Number Windward/Leeward Low1053.70.5694
Triple Number Windward/Leeward Medium778.80.7704
Triple Number Windward/Leeward High679.30.8833
Coastal/Long Distance690.40.8690
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind689.00.8708
Predominantly Downwind635.20.9446
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore655.90.9148
Cape Doctor Coastal537.31.1167
Triple Number Coastal/Long Distance Low808.20.7424
Triple Number Coastal/Long Distance Medium628.50.9546
Triple Number Coastal/Long Distance High563.31.0651
Triple Number Windward/Leeward Low1053.70.5694
Triple Number Windward/Leeward Medium778.80.7704
Triple Number Windward/Leeward High679.30.8833
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7424
Triple Number Coastal/Long Distance Medium0.9546
Triple Number Coastal/Long Distance High1.0651
Triple Number Windward/Leeward Low0.5694
Triple Number Windward/Leeward Medium0.7704
Triple Number Windward/Leeward High0.8833
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7424
Triple Number Coastal/Long Distance Medium0.9546
Triple Number Coastal/Long Distance High1.0651
Triple Number Windward/Leeward Low0.5694
Triple Number Windward/Leeward Medium0.7704
Triple Number Windward/Leeward High0.8833
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance690.40.8690
Triple Number Coastal/Long Distance Low808.20.7424
Triple Number Coastal/Long Distance Medium628.50.9546
Triple Number Coastal/Long Distance High563.31.0651
Triple Number Windward/Leeward Low1053.70.5694
Triple Number Windward/Leeward Medium778.80.7704
Triple Number Windward/Leeward High679.30.8833
Predominantly Upwind689.00.8708
Predominantly Downwind635.20.9446
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1733.81160.0881.2737.0653.9608.6572.5516.8499.8
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance690.40.8690
Triple Number Coastal/Long Distance Low808.20.7424
Triple Number Coastal/Long Distance Medium628.50.9546
Triple Number Coastal/Long Distance High563.31.0651
Triple Number Windward/Leeward Low1053.70.5694
Triple Number Windward/Leeward Medium778.80.7704
Triple Number Windward/Leeward High679.30.8833
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1733.81160.0881.2737.0653.9608.6572.5516.8499.8
Custom scoring options for United States of America
Scoring OptionTODTOT
TriNum AP Low808.20.7424
TriNum AP Med628.60.9545
TriNum AP High563.31.0651
TriNum W/L Low1100.10.5454
TriNum W/L Med778.80.7704
TriNum W/L Hig679.30.8833
Predom. Upwind717.40.8363
Predom. Reaching622.00.9647
Predom. Downwind662.80.9053
Predom. Up Low985.30.6090
Predom. Up L/M754.80.7949
Predom. Up Med667.50.8989
Predom. Up M/H624.10.9614
Predom. Up High609.90.9838
Predom. Dn Low962.90.6231
Predom. Dn L/M716.60.8372
Predom. Dn Med613.50.9779
Predom. Dn M/H549.91.0912
Predom. Dn High513.21.1691
Predom. Rc Low852.40.7039
Predom. Rc L/M658.30.9114
Predom. Rc Med583.01.0291
Predom. Rc M/H538.11.1151
Predom. Rc High512.21.1713
SA/DSPL Upwind18.07SA/DSPL Downwind35.29
Scoring OptionTODTOT
5B W/L Low1228.20.4885
5B W/L L/M903.20.6643
5B W/L Med764.70.7846
5B W/L M/H687.60.8726
5B W/L High661.30.9074
W/L 60-40 Low1241.10.4835
W/L 60-40 L/M918.70.6531
W/L 60-40 Med784.20.7652
W/L 60-40 M/H712.00.8427
W/L 60-40 High690.80.8686
5B AP Low883.00.6795
5B AP L/M708.40.8470
5B AP Med619.90.9679
5B AP M/H570.01.0527
5B AP High546.91.0971
5B SF Bay Low1062.20.5648
5B SF Bay L/M865.80.6930
5B SF Bay Med741.00.8097
5B SF Bay M/H673.10.8913
5B SF Bay High648.50.9252
Chicago-Mac Upwind0.8107
Chicago-Mac All Purpose0.8450
Chicago-Mac Downwind0.8734
BayMac Cove Island971.00.6179
BayMac Shore963.50.6227
Harvest Moon543.61.1037
Club Certificate2025
ERIFADITA-13172
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)
ClassSun Odyssey 31Measurement21/09/1994HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA9.201Max. Beam3.170Draft1.371Displacement3,100Wetted area17.38IMS L7.554LSM07.187Acc. length9.201Sink (kg/mm) 12.90
VCGD-0.100VCGM-0.002RM Rated (kg·m) 65.7Limit of positive stability(°) N/AStability IndexN/ADefault crew weight430Declared crew weight460
PROPELLER
Propeller TypeFeathering 3 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.200PBW0.100PIPA0.0044
PSD0.025PHD0.070PHL0.120
PSA15.0°ESL0.880
ST10.022ST20.080ST30.080
ST40.050ST50.186
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerYesMainsail furlerIn mastArticulated bowspritNoNon-circular riggingYesFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders2Rotating mastNo
P10.020IG10.700ISP11.250MDT10.100MDL10.150MDT2MDL2TLNo TaperMWGO
E2.950J3.580BAS1.400FSD0.040SFJ0.110SPL3.750WPLTPS4.410BD0.146MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.100Flotation Date15/04/2025
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
ERIFADITA-13172
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.140.691.161.902.4717.7708/02/2019
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentB0.050.982.013.905.586.8111.20NoYes041.3514/04/2025A0.070.460.901.862.903.5811.18NoNo 20.8014/04/2025
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentA10.5510.5510.556.636.2157.5510/04/2025
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA11.3710.7811.086.106.10100%56.3010/04/2025
CRUISER/RACER REQUIREMENTS*
Accommodation length9.2 mTable area0.44 m²Headroom1.64 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity64 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity34 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.