International Certificate2026
MELAGODOSUI-180
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 Angles45.3°42.8°40.7°39.2°38.3°38.0°37.8°38.1°40.4°
Beat VMG2.423.454.204.694.925.025.095.135.03
52°3.765.236.186.756.997.117.197.277.28
60°4.025.506.426.947.217.357.457.577.61
75°4.195.676.597.107.467.737.908.158.26
90°4.115.746.767.207.537.948.298.759.03
110°4.195.906.977.618.128.488.819.4310.01
120°4.065.766.907.578.228.829.2910.1511.02
135°3.575.126.387.197.838.539.3011.2512.98
150°2.954.305.456.447.167.698.269.8812.70
Run VMG2.563.734.725.576.226.727.228.5511.00
Gybe Angles139.3°142.6°146.2°148.8°152.4°165.1°167.8°144.2°144.5°
APH ToD:550.8CDL: 8.833APH ToT: 1.0893CertNo:26/1
BOAT
ClassGrand SurpriseDesignerJoubert/NiveltBuilderArchambaultAge date01/2007Series date06/2000Offset fileGRANDSURPRISE31.OFFData fileSUI180
HULL
Length Overall9.550 mMaximum Beam2.964 mDraft2.086 mDisplacement2,853 kgDLR3.4438IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.382m
CREW
Maximum weight480 kg(declared)Minimum weight350 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail31.8532.70Headsail Luffed21.0321.03Headsail FlyingSymmetric65.9665.96Asymmetric88.5588.55 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail8.93Storm Jib7.88Heavy Weather Jib21.26
SAIL LIMITS
Headsails5Spinnakers4
✱ Asymmetric SHALL NOT be tacked on the pole
STABILITY
Righting Moment 67.1 kg·m Stability Index 107.0
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  03190004KON Issued on 09/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
MELAGODOSUI-180
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 VMG1489.11042.1857.8767.3732.3717.0707.9701.8716.1
52°956.3688.4582.5533.5514.8506.6500.9494.9494.5
60°895.6655.1561.0518.5499.3490.0483.4475.5472.8
75°859.2634.7546.4507.3482.7465.7455.5441.9436.0
90°876.1627.6532.7500.2478.1453.1434.5411.4398.7
110°858.6610.6516.3473.4443.4424.7408.6381.6359.5
120°887.5625.4521.8475.5437.7408.3387.5354.7326.8
135°1007.6702.7563.9500.4459.8422.2386.9320.0277.4
150°1218.8836.9660.8559.3503.0468.1435.6364.5283.4
Run VMG1407.4966.4763.0645.8578.7535.5498.6420.9327.3
Selected Courses
Windward / Leeward1448.21004.2810.4706.6655.5626.3603.2561.3521.7
All purpose1099.9773.7636.9569.6533.9510.5492.1460.7436.3
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward682.90.8786
All purpose550.81.0893
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low705.30.8507
Triple Number Coastal/Long Distance Medium548.51.0938
Triple Number Coastal/Long Distance High484.91.2373
Triple Number Windward/Leeward Low907.30.6613
Triple Number Windward/Leeward Medium678.10.8848
Triple Number Windward/Leeward High593.31.0113
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance599.71.0004
Triple Number Coastal/Long Distance Low705.30.8507
Triple Number Coastal/Long Distance Medium548.51.0938
Triple Number Coastal/Long Distance High484.91.2373
Triple Number Windward/Leeward Low907.30.6613
Triple Number Windward/Leeward Medium678.10.8848
Triple Number Windward/Leeward High593.31.0113
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1444.21000.5762.2639.0570.3530.3496.1438.5412.3
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7600
Downwind "popa"0.9526
70% up, 30% down "Ilhabela"0.8091
30% up, 70% down "Ilhabela-inverso"0.8853
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low705.30.8507
Triple Number Coastal/Long Distance Medium548.51.0938
Triple Number Coastal/Long Distance High484.91.2373
Triple Number Windward/Leeward Low907.30.6613
Triple Number Windward/Leeward Medium678.10.8848
Triple Number Windward/Leeward High593.31.0113
Predominantly Upwind603.20.9947
Predominantly Downwind552.51.0860
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP572.21.0486 Predom. Rc High426.91.4054 5B SF Bay L/M742.60.8080 TriNum AP Low705.30.8507 Predom. Dn Low850.00.7059 5B SF Bay Med642.80.9334 TriNum AP Med548.61.0937 Predom. Dn L/M626.30.9580 5B SF Bay M/H584.81.0260 TriNum AP High484.91.2373 Predom. Dn Med535.11.1212 5B SF Bay High546.71.0974 TriNum W/L Low951.00.6309 Predom. Dn M/H469.01.2794 5B AP Low783.60.7657 TriNum W/L Med678.10.8848 Predom. Dn High417.01.4389 5B AP L/M618.10.9707 TriNum W/L Hig593.31.0113 ChiMac Up Low760.30.7891 5B AP Med541.01.1091 Predom. Upwind628.10.9553 ChiMac Up Med686.20.8744 5B AP M/H493.41.2160 Predom. Reaching545.41.1001 ChiMac Up High599.21.0014 5B AP High461.91.2989 Predom. Downwind575.41.0428 ChiMac Off Low730.70.8211 5B W/L Low1066.80.5624 Predom. Up Low866.20.6927 ChiMac Off Med643.70.9322 5B W/L L/M779.50.7697 Predom. Up L/M658.30.9115 ChiMac Off High537.01.1172 5B W/L Med667.60.8987 Predom. Up Med585.11.0254 ChiMac AP Low742.40.8082 5B W/L M/H604.40.9926 Predom. Up M/H546.21.0985 ChiMac AP Med662.80.9052 5B W/L High561.71.0681 Predom. Up High525.41.1420 ChiMac AP High566.91.0584 W/L 60-40 Low1075.00.5581 Predom. Rc Low763.40.7860 BayMac Cove Island854.50.7022 W/L 60-40 L/M790.50.7590 Predom. Rc L/M580.81.0330 BayMac Shore848.20.7073 W/L 60-40 Med682.90.8787 Predom. Rc Med512.01.1720 Harvest Moon474.61.2642 W/L 60-40 M/H625.60.9590 Predom. Rc M/H461.91.2991 5B SF Bay Low898.40.6679 W/L 60-40 High590.51.0162      SA/DSPL Up26.20SA/DSPL Dn59.64
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance599.71.0004
Triple Number Coastal/Long Distance Low705.30.8507
Triple Number Coastal/Long Distance Medium548.51.0938
Triple Number Coastal/Long Distance High484.91.2373
Triple Number Windward/Leeward Low907.30.6613
Triple Number Windward/Leeward Medium678.10.8848
Triple Number Windward/Leeward High593.31.0113
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1444.21000.5762.2639.0570.3530.3496.1438.5412.3
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance599.71.0004
Triple Number Coastal/Long Distance Low705.30.8507
Triple Number Coastal/Long Distance Medium548.51.0938
Triple Number Coastal/Long Distance High484.91.2373
Triple Number Windward/Leeward Low907.30.6613
Triple Number Windward/Leeward Medium678.10.8848
Triple Number Windward/Leeward High593.31.0113
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1444.21000.5762.2639.0570.3530.3496.1438.5412.3
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance599.7
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1444.21000.5762.2639.0570.3530.3496.1438.5412.3
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low705.30.8507
Triple Number Coastal/Long Distance Medium548.51.0938
Triple Number Coastal/Long Distance High484.91.2373
Triple Number Windward/Leeward Low907.30.6613
Triple Number Windward/Leeward Medium678.10.8848
Triple Number Windward/Leeward High593.31.0113
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating599.71.0004
FinRating, kevyt tuuli1050.50.9520
FinRating, kova tuuli462.71.0807
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low705.30.8507
Triple Number Coastal/Long Distance Medium548.51.0938
Triple Number Coastal/Long Distance High484.91.2373
Triple Number Windward/Leeward Low907.30.6613
Triple Number Windward/Leeward Medium678.10.8848
Triple Number Windward/Leeward High593.31.0113
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance1.0004
Triple Number Coastal/Long Distance Low0.8507
Triple Number Coastal/Long Distance Medium1.0938
Triple Number Coastal/Long Distance High1.2373
Triple Number Windward/Leeward Low0.6613
Triple Number Windward/Leeward Medium0.8848
Triple Number Windward/Leeward High1.0113
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1444.21000.5762.2639.0570.3530.3496.1438.5412.3
For information
General Purpose Handicap (GPH)617.8
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance599.71.0004
Triple Number Coastal/Long Distance Low705.30.8507
Triple Number Coastal/Long Distance Medium548.51.0938
Triple Number Coastal/Long Distance High484.91.2373
Triple Number Windward/Leeward Low907.30.6613
Triple Number Windward/Leeward Medium678.10.8848
Triple Number Windward/Leeward High593.31.0113
Saronikos S All Purpose626.80.9573
Saronikos S Upwind719.00.8345
Saronikos S Downwind512.81.1699
Saronikos N All Purpose662.40.9057
Saronikos N Upwind752.30.7975
Saronikos N Downwind568.81.0548
Saronikos SW All Purpose628.00.9554
Saronikos SW Upwind737.90.8131
Saronikos SW Downwind518.91.1564
Saronikos NE All Purpose685.30.8755
Saronikos NE Upwind706.80.8489
Saronikos NE Downwind638.40.9399
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1444.21000.5762.2639.0570.3530.3496.1438.5412.3
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low705.30.8507
Triple Number Coastal/Long Distance Medium548.51.0938
Triple Number Coastal/Long Distance High484.91.2373
Triple Number Windward/Leeward Low907.30.6613
Triple Number Windward/Leeward Medium678.10.8848
Triple Number Windward/Leeward High593.31.0113
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose572.21.0486
5-Band All Purpose Low854.50.7021
5-Band All Purpose L/M640.70.9365
5-Band All Purpose Med559.51.0724
5-Band All Purpose M/H507.21.1829
5-Band All Purpose High471.31.2730
Single Number Predominant Upwind601.80.9970
Single Number Predominant Reaching525.21.1423
Single Number Predominant Downwind553.61.0839
5-Band 50-50 Windward/Leeward Low1066.80.5624
5-Band 50-50 Windward/Leeward L/M779.50.7697
5-Band 50-50 Windward/Leeward Med667.60.8987
5-Band 50-50 Windward/Leeward M/H604.40.9926
5-Band 50-50 Windward/Leeward High561.71.0681
5-Band 60-40 Windward/Leeward Low1075.00.5581
5-Band 60-40 Windward/Leeward L/M790.50.7590
5-Band 60-40 Windward/Leeward Med682.90.8787
5-Band 60-40 Windward/Leeward M/H625.60.9590
5-Band 60-40 Windward/Leeward High590.51.0162
Triple Number 50-50 Windward/Leeward Low951.00.6309
Triple Number 50-50 Windward/Leeward Med678.20.8847
Triple Number 50-50 Windward/Leeward High593.31.0113
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward698.40.8592
Triple Number 60-40 Windward/Leeward Low959.80.6251
Triple Number 60-40 Windward/Leeward Med692.70.8662
Triple Number 60-40 Windward/Leeward High616.20.9737
Triple Number All-Purpose Low767.10.7821
Triple Number All-Purpose Med567.51.0572
Triple Number All-Purpose High497.61.2059
Triple Number Predominant Upwind Low787.40.7620
Triple Number Predominant Upwind Med594.21.0098
Triple Number Predominant Upwind High547.91.0951
Triple Number Predominant Reaching Low692.70.8662
Triple Number Predominant Reaching Med528.61.1350
Triple Number Predominant Reaching High442.81.3551
Triple Number Predominant Downwind Low759.00.7905
Triple Number Predominant Downwind Med545.11.1007
Triple Number Predominant Downwind High443.71.3523
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance599.71.0004
Triple Number Coastal/Long Distance Low705.30.8507
Triple Number Coastal/Long Distance Medium548.51.0938
Triple Number Coastal/Long Distance High484.91.2373
Triple Number Windward/Leeward Low907.30.6613
Triple Number Windward/Leeward Medium678.10.8848
Triple Number Windward/Leeward High593.31.0113
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1444.21000.5762.2639.0570.3530.3496.1438.5412.3
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance599.71.0004
Triple Number Coastal/Long Distance Low705.30.8507
Triple Number Coastal/Long Distance Medium548.51.0938
Triple Number Coastal/Long Distance High484.91.2373
Triple Number Windward/Leeward Low907.30.6613
Triple Number Windward/Leeward Medium678.10.8848
Triple Number Windward/Leeward High593.31.0113
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1444.21000.5762.2639.0570.3530.3496.1438.5412.3
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low705.3
Triple Number Coastal/Long Distance Medium548.5
Triple Number Coastal/Long Distance High484.9
Triple Number Windward/Leeward Low907.3
Triple Number Windward/Leeward Medium678.1
Triple Number Windward/Leeward High593.3
Predominantly Upwind603.2
Predominantly Downwind552.5
Predominantly Reaching531.3
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance599.71.0004
Triple Number Coastal/Long Distance Low705.30.8507
Triple Number Coastal/Long Distance Medium548.51.0938
Triple Number Coastal/Long Distance High484.91.2373
Triple Number Windward/Leeward Low907.30.6613
Triple Number Windward/Leeward Medium678.10.8848
Triple Number Windward/Leeward High593.31.0113
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1444.21000.5762.2639.0570.3530.3496.1438.5412.3
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8507
Triple Number Coastal/Long Distance Medium1.0938
Triple Number Coastal/Long Distance High1.2373
Triple Number Windward/Leeward Low0.6613
Triple Number Windward/Leeward Medium0.8848
Triple Number Windward/Leeward High1.0113
Coastal/Long Distance1.0004
Predominantly Upwind0.9947
Predominantly Downwind1.0860
For information
General Purpose Handicap (GPH)617.8
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0893
Distanseseilas Trippeltall svak vind0.8507
Distanseseilas Trippeltall mellomvind1.0938
Distanseseilas Trippeltall sterk vind1.2373
Pølsebane Trippeltall svak vind0.6613
Pølsebane Trippeltall mellomvind0.8848
Pølsebane Trippeltall sterk vind1.0113
Motvind Singeltall0.9947
Medvind Singeltall1.0860
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low705.30.8507
Triple Number Coastal/Long Distance Medium548.51.0938
Triple Number Coastal/Long Distance High484.91.2373
Triple Number Windward/Leeward Low907.30.6613
Triple Number Windward/Leeward Medium678.10.8848
Triple Number Windward/Leeward High593.31.0113
Coastal/Long Distance599.71.0004
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind603.20.9947
Predominantly Downwind552.51.0860
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore533.61.1244
Cape Doctor Coastal443.61.3525
Triple Number Coastal/Long Distance Low705.30.8507
Triple Number Coastal/Long Distance Medium548.51.0938
Triple Number Coastal/Long Distance High484.91.2373
Triple Number Windward/Leeward Low907.30.6613
Triple Number Windward/Leeward Medium678.10.8848
Triple Number Windward/Leeward High593.31.0113
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8507
Triple Number Coastal/Long Distance Medium1.0938
Triple Number Coastal/Long Distance High1.2373
Triple Number Windward/Leeward Low0.6613
Triple Number Windward/Leeward Medium0.8848
Triple Number Windward/Leeward High1.0113
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8507
Triple Number Coastal/Long Distance Medium1.0938
Triple Number Coastal/Long Distance High1.2373
Triple Number Windward/Leeward Low0.6613
Triple Number Windward/Leeward Medium0.8848
Triple Number Windward/Leeward High1.0113
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance599.71.0004
Triple Number Coastal/Long Distance Low705.30.8507
Triple Number Coastal/Long Distance Medium548.51.0938
Triple Number Coastal/Long Distance High484.91.2373
Triple Number Windward/Leeward Low907.30.6613
Triple Number Windward/Leeward Medium678.10.8848
Triple Number Windward/Leeward High593.31.0113
Predominantly Upwind603.20.9947
Predominantly Downwind552.51.0860
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1444.21000.5762.2639.0570.3530.3496.1438.5412.3
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance599.71.0004
Triple Number Coastal/Long Distance Low705.30.8507
Triple Number Coastal/Long Distance Medium548.51.0938
Triple Number Coastal/Long Distance High484.91.2373
Triple Number Windward/Leeward Low907.30.6613
Triple Number Windward/Leeward Medium678.10.8848
Triple Number Windward/Leeward High593.31.0113
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1444.21000.5762.2639.0570.3530.3496.1438.5412.3
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP572.21.0486 Predom. Dn High417.01.4389 5B AP M/H493.41.2160 TriNum AP Low705.30.8507 Predom. Rc Low763.40.7860 5B AP High461.91.2989 TriNum AP Med548.61.0937 Predom. Rc L/M580.81.0330 5B SF Bay Low898.40.6679 TriNum AP High484.91.2373 Predom. Rc Med512.01.1720 5B SF Bay L/M742.60.8080 TriNum W/L Low951.00.6309 Predom. Rc M/H461.91.2991 5B SF Bay Med642.80.9334 TriNum W/L Med678.10.8848 Predom. Rc High426.91.4054 5B SF Bay M/H584.81.0260 TriNum W/L Hig593.31.0113 5B W/L Low1066.80.5624 5B SF Bay High546.71.0974 Predom. Upwind628.10.9553 5B W/L L/M779.50.7697 ChiMac Up Low760.30.7891 Predom. Reaching545.41.1001 5B W/L Med667.60.8987 ChiMac Up Med686.20.8744 Predom. Downwind575.41.0428 5B W/L M/H604.40.9926 ChiMac Up High599.21.0014 Predom. Up Low866.20.6927 5B W/L High561.71.0681 ChiMac Off Low730.70.8211 Predom. Up L/M658.30.9115 W/L 60-40 Low1075.00.5581 ChiMac Off Med643.70.9322 Predom. Up Med585.11.0254 W/L 60-40 L/M790.50.7590 ChiMac Off High537.01.1172 Predom. Up M/H546.21.0985 W/L 60-40 Med682.90.8787 ChiMac AP Low742.40.8082 Predom. Up High525.41.1420 W/L 60-40 M/H625.60.9590 ChiMac AP Med662.80.9052 Predom. Dn Low850.00.7059 W/L 60-40 High590.51.0162 ChiMac AP High566.91.0584 Predom. Dn L/M626.30.9580 5B AP Low783.60.7657 BayMac Cove Island854.50.7022 Predom. Dn Med535.11.1212 5B AP L/M618.10.9707 BayMac Shore848.20.7073 Predom. Dn M/H469.01.2794 5B AP Med541.01.1091 Harvest Moon474.61.2642      SA/DSPL Up26.20SA/DSPL Dn59.64
ORC Ref  03190004KON Issued on 09/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
MELAGODOSUI-180
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)
ClassGrand SurpriseMeasurement18/03/2023HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.550Maximum beam2.964Draft2.086Displacement2,853Wetted area19.17IMS L9.350LSM09.392Accomod. length9.550Sink (kg/mm) 14.88
VCGD-0.093VCGM-0.059 RM Rated (kg·m) 67.1Limit of positive stability(°) 109.6 Stability Index 107.0 BLR index 0.0000Default crew weight629 Declared crew weight 480
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.382PBW0.110PIPA0.0042
PSD0.025PHD0.069PHL0.115
PSA16.0°ESL0.880
ST10.021ST20.080ST30.085
ST40.050ST50.165
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P11.910IG12.510ISP12.550MDT10.106MDL10.160MDT20.078MDL20.124TL0.800MW0.160GO0.170
E4.280J3.410BAS1.345FSD0.033SFJ0.140SPL3.960WPLTPS4.410BD0.150MWT80.00MCG4.600
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date04/03/2016MeasurerFIV-122
SFFP0.230FFM0.970FF0.970LCFcl5.369SG1.0260
SAFP9.178FAM0.688FA0.688LCFsh5.565HBI0.779
W147.0W247.0W347.0W447.0
PD1534.5PD2537.7PD3536.8PD4537.6
WD9.700PLM9000.00GSA1.0RSA1.0RM66.9
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGApvc5003.600.00Bpvc3008.000.00Total deductible
OTHER ITEMSIdKindDescriptionWeightLCGVCGABattery2 x 50 Ah05.000.00AEngine (IC)Lombardini 11 hpTotal deductible0
ORC Ref  03190004KON Issued on 09/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
MELAGODOSUI-180
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentC0.271.011.742.923.7631.8528/04/2022A0.170.991.762.863.6831.3809/04/2018B0.160.901.632.773.6230.5015/09/2016
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentD0.080.490.931.772.503.4012.16NoNo 21.0318/03/2023B0.050.370.721.462.283.1711.77NoNo 17.9204/03/2016
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentB11.8011.8011.806.746.5865.9615/09/2016
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA14.8813.2014.047.497.8895%88.5504/03/2016
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
ORC Ref  03190004KON Issued on 09/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org