International Certificate2026
SICAITA-12867
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 Angles46.1°43.1°41.0°39.8°39.2°39.0°39.1°39.7°41.9°
Beat VMG2.313.243.894.294.464.524.524.484.27
52°3.624.915.726.166.366.436.456.466.37
60°3.885.145.926.336.526.616.646.676.64
75°4.055.296.056.456.686.836.917.017.05
90°3.925.186.016.526.786.947.127.367.49
110°3.725.166.156.667.007.307.567.898.07
120°3.605.006.016.586.957.307.648.238.55
135°3.144.505.546.286.727.077.438.178.91
150°2.613.824.835.656.296.707.027.728.43
Run VMG2.263.314.194.935.596.126.537.147.78
Gybe Angles140.2°144.9°147.7°154.8°161.0°167.3°175.9°177.2°176.3°
APH ToD:618.9CDL: 7.328APH ToT: 0.9694CertNo:26/2
BOAT
ClassSun Light 31DesignerAndrieuBuilderJeanneauAge date01/1990Series date01/1986Offset fileSUN_L31.OFFData fileI12867
HULL
Length Overall9.200Maximum Beam3.200Draft1.759Displacement3,662DLR8.3634IMS DivisionCruiser/RacerDynamic Allowance0.140%Age Allowance0.650%RS Assessment-0.178%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.385m
CREW
Maximum weight380(declared)Minimum weight250 ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail20.6020.90Headsail Luffed34.8934.89Headsail FlyingSymmetric61.2861.28Asymmetric64.6264.62 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail5.90Storm Jib8.04Heavy Weather Jib21.71
SAIL LIMITS
Headsails5Spinnakers4
✱ Asymmetric SHALL NOT be tacked on the pole
STABILITY
Righting Moment 63.3 Stability Index 111.0
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  03190004IA4 Issued on 19/03/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
SICAITA-12867
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 VMG1557.61110.7926.4840.1807.8796.6796.1803.6842.7
52°993.1733.5629.2584.0565.9559.7558.0557.2565.1
60°927.5700.2608.1569.1551.9545.0542.5539.3542.3
75°890.0680.9594.9558.0538.9527.2520.7513.4510.3
90°919.0695.0598.6552.1531.3518.5505.8489.3480.6
110°968.0697.5585.4540.4514.3493.2476.1456.5446.3
120°1001.3719.5598.8546.8517.8493.3471.1437.6421.2
135°1146.5800.2649.9573.7536.1509.4484.5440.4404.2
150°1381.4941.8744.9636.7572.5537.5512.6466.5427.0
Run VMG1595.11087.5860.2730.8643.6587.8551.4504.0462.6
Selected Courses
Windward / Leeward1576.41099.1893.3785.4725.7692.2673.7653.8652.7
All purpose1191.1850.6705.8635.0598.5577.7564.2546.2541.0
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward757.60.7920
All purpose618.90.9694
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High560.91.0698
Triple Number Windward/Leeward Low996.20.6023
Triple Number Windward/Leeward Medium751.20.7987
Triple Number Windward/Leeward High670.90.8943
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.20.8926
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High560.91.0698
Triple Number Windward/Leeward Low996.20.6023
Triple Number Windward/Leeward Medium751.20.7987
Triple Number Windward/Leeward High670.90.8943
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1578.31098.0842.1711.7638.4599.8569.8519.5510.2
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6906
Downwind "popa"0.8459
70% up, 30% down "Ilhabela"0.7309
30% up, 70% down "Ilhabela-inverso"0.7924
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High560.91.0698
Triple Number Windward/Leeward Low996.20.6023
Triple Number Windward/Leeward Medium751.20.7987
Triple Number Windward/Leeward High670.90.8943
Predominantly Upwind669.40.8963
Predominantly Downwind625.10.9598
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP645.20.9300 Predom. Rc High515.81.1632 5B SF Bay L/M821.00.7308 TriNum AP Low778.20.7710 Predom. Dn Low947.30.6334 5B SF Bay Med716.30.8376 TriNum AP Med614.50.9765 Predom. Dn L/M703.30.8531 5B SF Bay M/H663.70.9040 TriNum AP High560.81.0698 Predom. Dn Med604.50.9925 5B SF Bay High645.50.9295 TriNum W/L Low1043.40.5750 Predom. Dn M/H544.91.1011 5B AP Low862.70.6955 TriNum W/L Med751.20.7987 Predom. Dn High511.61.1728 5B AP L/M686.30.8742 TriNum W/L Hig670.90.8943 ChiMac Up Low827.20.7253 5B AP Med607.10.9882 Predom. Upwind696.80.8611 ChiMac Up Med753.70.7960 5B AP M/H566.31.0595 Predom. Reaching616.40.9734 ChiMac Up High670.50.8948 5B AP High548.41.0941 Predom. Downwind653.80.9177 ChiMac Off Low816.90.7344 5B W/L Low1167.00.5142 Predom. Up Low934.10.6423 ChiMac Off Med724.20.8285 5B W/L L/M860.80.6970 Predom. Up L/M722.70.8302 ChiMac Off High615.10.9755 5B W/L Med739.70.8112 Predom. Up Med649.90.9232 ChiMac AP Low818.40.7332 5B W/L M/H677.80.8852 Predom. Up M/H619.60.9684 ChiMac AP Med736.30.8149 5B W/L High657.10.9131 Predom. Up High611.50.9813 ChiMac AP High641.10.9358 W/L 60-40 Low1168.80.5133 Predom. Rc Low839.70.7145 BayMac Cove Island939.10.6389 W/L 60-40 L/M869.80.6898 Predom. Rc L/M648.00.9259 BayMac Shore931.30.6443 W/L 60-40 Med755.70.7939 Predom. Rc Med577.11.0396 Harvest Moon546.11.0986 W/L 60-40 M/H702.00.8548 Predom. Rc M/H537.81.1157 5B SF Bay Low984.60.6094 W/L 60-40 High687.50.8728      SA/DSPL Up23.26SA/DSPL Dn35.71
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.20.8926
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High560.91.0698
Triple Number Windward/Leeward Low996.20.6023
Triple Number Windward/Leeward Medium751.20.7987
Triple Number Windward/Leeward High670.90.8943
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1578.31098.0842.1711.7638.4599.8569.8519.5510.2
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.20.8926
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High560.91.0698
Triple Number Windward/Leeward Low996.20.6023
Triple Number Windward/Leeward Medium751.20.7987
Triple Number Windward/Leeward High670.90.8943
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1578.31098.0842.1711.7638.4599.8569.8519.5510.2
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance672.2
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1578.31098.0842.1711.7638.4599.8569.8519.5510.2
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High560.91.0698
Triple Number Windward/Leeward Low996.20.6023
Triple Number Windward/Leeward Medium751.20.7987
Triple Number Windward/Leeward High670.90.8943
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating672.20.8926
FinRating, kevyt tuuli1149.80.8697
FinRating, kova tuuli552.50.9049
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High560.91.0698
Triple Number Windward/Leeward Low996.20.6023
Triple Number Windward/Leeward Medium751.20.7987
Triple Number Windward/Leeward High670.90.8943
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8926
Triple Number Coastal/Long Distance Low0.7710
Triple Number Coastal/Long Distance Medium0.9765
Triple Number Coastal/Long Distance High1.0698
Triple Number Windward/Leeward Low0.6023
Triple Number Windward/Leeward Medium0.7987
Triple Number Windward/Leeward High0.8943
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1578.31098.0842.1711.7638.4599.8569.8519.5510.2
For information
General Purpose Handicap (GPH)690.7
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.20.8926
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High560.91.0698
Triple Number Windward/Leeward Low996.20.6023
Triple Number Windward/Leeward Medium751.20.7987
Triple Number Windward/Leeward High670.90.8943
Saronikos S All Purpose699.50.8578
Saronikos S Upwind782.90.7664
Saronikos S Downwind598.01.0033
Saronikos N All Purpose738.50.8125
Saronikos N Upwind819.70.7320
Saronikos N Downwind650.90.9218
Saronikos SW All Purpose702.80.8538
Saronikos SW Upwind799.10.7508
Saronikos SW Downwind607.00.9885
Saronikos NE All Purpose762.40.7870
Saronikos NE Upwind769.60.7796
Saronikos NE Downwind729.00.8231
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1578.31098.0842.1711.7638.4599.8569.8519.5510.2
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High560.91.0698
Triple Number Windward/Leeward Low996.20.6023
Triple Number Windward/Leeward Medium751.20.7987
Triple Number Windward/Leeward High670.90.8943
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose645.20.9300
5-Band All Purpose Low936.50.6407
5-Band All Purpose L/M711.20.8437
5-Band All Purpose Med626.20.9582
5-Band All Purpose M/H581.51.0318
5-Band All Purpose High561.01.0694
Single Number Predominant Upwind667.70.8985
Single Number Predominant Reaching593.11.0116
Single Number Predominant Downwind626.30.9581
5-Band 50-50 Windward/Leeward Low1167.00.5142
5-Band 50-50 Windward/Leeward L/M860.80.6970
5-Band 50-50 Windward/Leeward Med739.70.8112
5-Band 50-50 Windward/Leeward M/H677.80.8852
5-Band 50-50 Windward/Leeward High657.10.9131
5-Band 60-40 Windward/Leeward Low1168.80.5133
5-Band 60-40 Windward/Leeward L/M869.80.6898
5-Band 60-40 Windward/Leeward Med755.70.7939
5-Band 60-40 Windward/Leeward M/H702.00.8548
5-Band 60-40 Windward/Leeward High687.50.8728
Triple Number 50-50 Windward/Leeward Low1043.40.5750
Triple Number 50-50 Windward/Leeward Med751.30.7986
Triple Number 50-50 Windward/Leeward High670.90.8943
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward773.60.7756
Triple Number 60-40 Windward/Leeward Low1047.50.5728
Triple Number 60-40 Windward/Leeward Med766.20.7831
Triple Number 60-40 Windward/Leeward High696.50.8614
Triple Number All-Purpose Low844.80.7103
Triple Number All-Purpose Med634.10.9462
Triple Number All-Purpose High575.41.0428
Triple Number Predominant Upwind Low855.00.7017
Triple Number Predominant Upwind Med658.60.9111
Triple Number Predominant Upwind High623.60.9622
Triple Number Predominant Reaching Low765.90.7834
Triple Number Predominant Reaching Med593.01.0119
Triple Number Predominant Reaching High522.21.1491
Triple Number Predominant Downwind Low847.50.7080
Triple Number Predominant Downwind Med614.90.9758
Triple Number Predominant Downwind High524.01.1450
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.20.8926
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High560.91.0698
Triple Number Windward/Leeward Low996.20.6023
Triple Number Windward/Leeward Medium751.20.7987
Triple Number Windward/Leeward High670.90.8943
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1578.31098.0842.1711.7638.4599.8569.8519.5510.2
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.20.8926
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High560.91.0698
Triple Number Windward/Leeward Low996.20.6023
Triple Number Windward/Leeward Medium751.20.7987
Triple Number Windward/Leeward High670.90.8943
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1578.31098.0842.1711.7638.4599.8569.8519.5510.2
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low778.2
Triple Number Coastal/Long Distance Medium614.4
Triple Number Coastal/Long Distance High560.9
Triple Number Windward/Leeward Low996.2
Triple Number Windward/Leeward Medium751.2
Triple Number Windward/Leeward High670.9
Predominantly Upwind669.4
Predominantly Downwind625.1
Predominantly Reaching601.7
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.20.8926
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High560.91.0698
Triple Number Windward/Leeward Low996.20.6023
Triple Number Windward/Leeward Medium751.20.7987
Triple Number Windward/Leeward High670.90.8943
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1578.31098.0842.1711.7638.4599.8569.8519.5510.2
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7710
Triple Number Coastal/Long Distance Medium0.9765
Triple Number Coastal/Long Distance High1.0698
Triple Number Windward/Leeward Low0.6023
Triple Number Windward/Leeward Medium0.7987
Triple Number Windward/Leeward High0.8943
Coastal/Long Distance0.8926
Predominantly Upwind0.8963
Predominantly Downwind0.9598
For information
General Purpose Handicap (GPH)690.7
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9694
Distanseseilas Trippeltall svak vind0.7710
Distanseseilas Trippeltall mellomvind0.9765
Distanseseilas Trippeltall sterk vind1.0698
Pølsebane Trippeltall svak vind0.6023
Pølsebane Trippeltall mellomvind0.7987
Pølsebane Trippeltall sterk vind0.8943
Motvind Singeltall0.8963
Medvind Singeltall0.9598
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High560.91.0698
Triple Number Windward/Leeward Low996.20.6023
Triple Number Windward/Leeward Medium751.20.7987
Triple Number Windward/Leeward High670.90.8943
Coastal/Long Distance672.20.8926
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind669.40.8963
Predominantly Downwind625.10.9598
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore653.00.9188
Cape Doctor Coastal542.61.1058
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High560.91.0698
Triple Number Windward/Leeward Low996.20.6023
Triple Number Windward/Leeward Medium751.20.7987
Triple Number Windward/Leeward High670.90.8943
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7710
Triple Number Coastal/Long Distance Medium0.9765
Triple Number Coastal/Long Distance High1.0698
Triple Number Windward/Leeward Low0.6023
Triple Number Windward/Leeward Medium0.7987
Triple Number Windward/Leeward High0.8943
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7710
Triple Number Coastal/Long Distance Medium0.9765
Triple Number Coastal/Long Distance High1.0698
Triple Number Windward/Leeward Low0.6023
Triple Number Windward/Leeward Medium0.7987
Triple Number Windward/Leeward High0.8943
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.20.8926
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High560.91.0698
Triple Number Windward/Leeward Low996.20.6023
Triple Number Windward/Leeward Medium751.20.7987
Triple Number Windward/Leeward High670.90.8943
Predominantly Upwind669.40.8963
Predominantly Downwind625.10.9598
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1578.31098.0842.1711.7638.4599.8569.8519.5510.2
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.20.8926
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High560.91.0698
Triple Number Windward/Leeward Low996.20.6023
Triple Number Windward/Leeward Medium751.20.7987
Triple Number Windward/Leeward High670.90.8943
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1578.31098.0842.1711.7638.4599.8569.8519.5510.2
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP645.20.9300 Predom. Dn High511.61.1728 5B AP M/H566.31.0595 TriNum AP Low778.20.7710 Predom. Rc Low839.70.7145 5B AP High548.41.0941 TriNum AP Med614.50.9765 Predom. Rc L/M648.00.9259 5B SF Bay Low984.60.6094 TriNum AP High560.81.0698 Predom. Rc Med577.11.0396 5B SF Bay L/M821.00.7308 TriNum W/L Low1043.40.5750 Predom. Rc M/H537.81.1157 5B SF Bay Med716.30.8376 TriNum W/L Med751.20.7987 Predom. Rc High515.81.1632 5B SF Bay M/H663.70.9040 TriNum W/L Hig670.90.8943 5B W/L Low1167.00.5142 5B SF Bay High645.50.9295 Predom. Upwind696.80.8611 5B W/L L/M860.80.6970 ChiMac Up Low827.20.7253 Predom. Reaching616.40.9734 5B W/L Med739.70.8112 ChiMac Up Med753.70.7960 Predom. Downwind653.80.9177 5B W/L M/H677.80.8852 ChiMac Up High670.50.8948 Predom. Up Low934.10.6423 5B W/L High657.10.9131 ChiMac Off Low816.90.7344 Predom. Up L/M722.70.8302 W/L 60-40 Low1168.80.5133 ChiMac Off Med724.20.8285 Predom. Up Med649.90.9232 W/L 60-40 L/M869.80.6898 ChiMac Off High615.10.9755 Predom. Up M/H619.60.9684 W/L 60-40 Med755.70.7939 ChiMac AP Low818.40.7332 Predom. Up High611.50.9813 W/L 60-40 M/H702.00.8548 ChiMac AP Med736.30.8149 Predom. Dn Low947.30.6334 W/L 60-40 High687.50.8728 ChiMac AP High641.10.9358 Predom. Dn L/M703.30.8531 5B AP Low862.70.6955 BayMac Cove Island939.10.6389 Predom. Dn Med604.50.9925 5B AP L/M686.30.8742 BayMac Shore931.30.6443 Predom. Dn M/H544.91.1011 5B AP Med607.10.9882 Harvest Moon546.11.0986      SA/DSPL Up23.26SA/DSPL Dn35.71
ORC Ref  03190004IA4 Issued on 19/03/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
SICAITA-12867
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 Light 31Measurement20/03/2025HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.200Maximum beam3.200Draft1.759Displacement3,662Wetted area18.46IMS L7.822LSM07.593Accomod. length9.200Sink (kg/mm) 13.52
VCGD-0.522VCGM0.138 RM Rated (kg·m) 63.3Limit of positive stability(°) 113.4 Stability Index 111.0 BLR index 0.0000Default crew weight465 Declared crew weight 380
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.385PBW0.098PIPA0.0078
PSD0.022PHD0.065PHL0.105
PSA20.0°ESL2.840
ST10.022ST20.080ST30.085
ST40.052ST50.235
RIG
BackstayAdjustableForestayAdjustable (turnbuckle)Inner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P11.040IG12.680ISP12.690MDT10.115MDL10.170MDT20.115MDL20.170TLMW0.170GO0.170
E3.050J3.600BAS1.350FSD0.034SFJSPL3.720WPLTPS4.020BD0.100MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date18/03/2000MeasurerFIV-124
SFFP0.290FFM1.153FF1.161LCFcl5.079SG1.0260
SAFP8.210FAM0.995FA1.000LCFsh5.317HBI1.065
W139.8W239.8W339.8W439.8
PD1521.6PD2519.4PD3519.2PD4518.5
WD10.650PLM9000.00GSA1.0RSA1.0RM64.2
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGApvcWater13501.900.00BpvcWater10004.800.00CinoxFuel4004.900.00Total deductible0
OTHER ITEMSIdKindDescriptionWeightLCGVCGAMiscellaneouswindlass (without engine)01.450.00ABattery2 x 70 Ah07.700.00AEngine (IC)Yanmar 14 hpAAnchor64.200.00BAnchor84.200.00ADeck Gear53.60Total deductible194.040.00
ORC Ref  03190004IA4 Issued on 19/03/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
SICAITA-12867
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.140.701.232.022.6120.6019/10/2016
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.070.701.352.734.165.5912.60NoNo 34.8911/10/2017
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentA11.3911.3911.396.546.1261.2827/09/2017
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentC13.1011.4712.296.117.1286%64.6220/03/2025
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
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.
ORC Ref  03190004IA4 Issued on 19/03/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org