Club Certificate2025
RISIKOITA-9385
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 Angles43.6°43.6°40.9°38.6°38.1°38.7°39.3°40.8°44.3°
Beat VMG2.213.043.674.004.104.124.114.043.82
52°3.504.645.355.655.785.825.855.865.78
60°3.744.865.515.795.946.006.046.086.05
75°3.874.995.615.936.136.276.356.476.50
90°3.744.915.636.016.246.446.646.917.07
110°3.614.825.616.056.406.757.077.588.04
120°3.404.615.485.956.316.697.138.259.34
135°2.864.045.025.696.076.436.838.1510.66
150°2.343.434.435.245.786.136.477.369.17
Run VMG2.032.973.844.595.245.706.046.697.94
Gybe Angles148.3°148.3°151.9°158.4°166.0°176.3°178.6°178.1°142.3°
APH ToD:672.3CDL: 5.992APH ToT: 0.8925CertNo:25/1
BOAT
ClassRivettoDesignerFontana/Maletto/NavoneBuilderNegri NauticaAge date01/1980Series date01/1978Offset fileRIVETTO.offData fileI9385
HULL
Length Overall7.511 mMaximum Beam2.516 mDraft1.367 mDisplacement1,055 kgDLR6.9342IMS DivisionPerformanceDynamic Allowance0.190%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight320 kg(declared)Minimum weight190 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension-0.20 m
SAIL AREAS (m²)
MeasuredRatedMainsail15.3715.79Headsail Luffed12.4112.41Headsail FlyingSymmetric25.2525.25Asymmetric
STORM SAIL AREAS (m²)
Trysail4.41Storm Jib2.45Heavy Weather Jib6.60
SAIL LIMITS
Headsails5
✱ Woven polyester sails
Spinnakers4
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
RISIKOITA-9385
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 VMG1630.51184.0981.5899.0877.6874.4876.1891.6942.1
52°1028.4776.7673.2637.1623.2618.5615.5614.4623.2
60°963.8740.6653.7621.7606.3600.4595.9591.7595.4
75°929.6721.1641.8607.6587.2574.2566.7556.1553.5
90°963.5733.8639.6598.7576.8558.9542.4521.2509.2
110°996.6747.5641.5595.4562.4533.7509.5475.2447.8
120°1058.7780.1657.2605.2571.0538.1504.8436.6385.6
135°1257.1891.1717.5633.2592.8560.3527.2441.9337.6
150°1536.91051.1813.1686.7622.8587.0556.4489.4392.7
Run VMG1776.51213.7937.5783.7687.5632.0595.8538.0453.4
Selected Courses
Windward / Leeward1701.11198.8959.5841.3782.6753.2735.9714.8697.8
All purpose1266.4920.0761.3687.9651.9630.8614.6587.3564.9
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward818.90.7327
All purpose672.30.8925
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium667.70.8986
Triple Number Coastal/Long Distance High608.40.9862
Triple Number Windward/Leeward Low1079.10.5560
Triple Number Windward/Leeward Medium809.60.7411
Triple Number Windward/Leeward High732.30.8193
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.40.8237
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium667.70.8986
Triple Number Coastal/Long Distance High608.40.9862
Triple Number Windward/Leeward Low1079.10.5560
Triple Number Windward/Leeward Medium809.60.7411
Triple Number Windward/Leeward High732.30.8193
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1815.71200.3905.8766.4694.1654.7619.8553.2525.9
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6379
Downwind "popa"0.7795
70% up, 30% down "Ilhabela"0.6747
30% up, 70% down "Ilhabela-inverso"0.7308
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium667.70.8986
Triple Number Coastal/Long Distance High608.40.9862
Triple Number Windward/Leeward Low1079.10.5560
Triple Number Windward/Leeward Medium809.60.7411
Triple Number Windward/Leeward High732.30.8193
Predominantly Upwind726.40.8260
Predominantly Downwind679.00.8836
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low840.70.7137
Triple Number AP Medium667.80.8985
Triple Number AP High608.40.9862
Triple Number Windward/Leeward Low1129.80.5311
Triple Number Windward/Leeward Medium809.60.7411
Triple Number Windward/Leeward High732.30.8193
Single Number Predominant Upwind754.70.7951
Single Number Predominant Reaching667.10.8994
Single Number Predominant Downwind708.90.8464
Predominant Upwind - Low996.40.6022
Predominant Upwind - Low/Med778.50.7707
Predominant Upwind - Medium707.50.8480
Predominant Upwind - Med/High678.00.8849
Predominant Upwind - High666.10.9008
Predominant Downwind Low1034.90.5798
Predominant Downwind Low/Med765.50.7838
Predominant Downwind Medium657.20.9130
Predominant Downwind Med/High589.81.0172
Predominant Downwind High537.81.1156
Predominant Reaching Low903.60.6640
Predominant Reaching Low/Med702.50.8541
Predominant Reaching Medium628.80.9542
Predominant Reaching Med/High582.91.0294
Predominant Reaching High546.91.0972
SA/DSPL Upwind26.81SA/DSPL Downwind39.19
Scoring OptionTODTOT
5-Band Windward/Leeward Low1265.20.4742
5-Band Windward/Leeward Low/Med927.00.6473
5-Band Windward/Leeward Medium798.20.7516
5-Band Windward/Leeward Med/High739.20.8117
5-Band Windward/Leeward High715.50.8386
Windward/Leeward 60-40 Low1261.10.4758
Windward/Leeward 60-40 Low/Med934.90.6418
Windward/Leeward 60-40 Medium816.40.7349
Windward/Leeward 60-40 Med/High767.10.7822
Windward/Leeward 60-40 High751.90.7979
5-Band AP Low929.50.6455
5-Band AP Low/Med742.60.8079
5-Band AP Medium660.30.9087
5-Band AP Med/High615.80.9743
5-Band AP High588.21.0201
5-Band SF Bay Tour - Low1085.10.5529
5-Band SF Bay Tour - Low/Med888.30.6754
5-Band SF Bay Tour - Medium775.80.7734
5-Band SF Bay Tour - Med/High724.30.8284
5-Band SF Bay Tour - High699.50.8577
Chicago-Mac Upwind0.7763
Chicago-Mac All Purpose0.7994
Chicago-Mac Downwind0.8170
Bayview-Mac Cove Island0.5916
Bayview-Mac Shore0.5968
Harvest Moon Regatta582.51.0300
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.40.8237
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium667.70.8986
Triple Number Coastal/Long Distance High608.40.9862
Triple Number Windward/Leeward Low1079.10.5560
Triple Number Windward/Leeward Medium809.60.7411
Triple Number Windward/Leeward High732.30.8193
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1815.71200.3905.8766.4694.1654.7619.8553.2525.9
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.40.8237
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium667.70.8986
Triple Number Coastal/Long Distance High608.40.9862
Triple Number Windward/Leeward Low1079.10.5560
Triple Number Windward/Leeward Medium809.60.7411
Triple Number Windward/Leeward High732.30.8193
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1815.71200.3905.8766.4694.1654.7619.8553.2525.9
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance728.4
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1815.71200.3905.8766.4694.1654.7619.8553.2525.9
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium667.70.8986
Triple Number Coastal/Long Distance High608.40.9862
Triple Number Windward/Leeward Low1079.10.5560
Triple Number Windward/Leeward Medium809.60.7411
Triple Number Windward/Leeward High732.30.8193
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating728.40.8237
FinRating, kevyt tuuli1243.90.8039
FinRating, kova tuuli587.90.8505
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium667.70.8986
Triple Number Coastal/Long Distance High608.40.9862
Triple Number Windward/Leeward Low1079.10.5560
Triple Number Windward/Leeward Medium809.60.7411
Triple Number Windward/Leeward High732.30.8193
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8237
Triple Number Coastal/Long Distance Low0.7137
Triple Number Coastal/Long Distance Medium0.8986
Triple Number Coastal/Long Distance High0.9862
Triple Number Windward/Leeward Low0.5560
Triple Number Windward/Leeward Medium0.7411
Triple Number Windward/Leeward High0.8193
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1815.71200.3905.8766.4694.1654.7619.8553.2525.9
For information
General Purpose Handicap (GPH)749.4
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.40.8237
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium667.70.8986
Triple Number Coastal/Long Distance High608.40.9862
Triple Number Windward/Leeward Low1079.10.5560
Triple Number Windward/Leeward Medium809.60.7411
Triple Number Windward/Leeward High732.30.8193
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1815.71200.3905.8766.4694.1654.7619.8553.2525.9
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium667.70.8986
Triple Number Coastal/Long Distance High608.40.9862
Triple Number Windward/Leeward Low1079.10.5560
Triple Number Windward/Leeward Medium809.60.7411
Triple Number Windward/Leeward High732.30.8193
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.40.8237
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium667.70.8986
Triple Number Coastal/Long Distance High608.40.9862
Triple Number Windward/Leeward Low1079.10.5560
Triple Number Windward/Leeward Medium809.60.7411
Triple Number Windward/Leeward High732.30.8193
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1815.71200.3905.8766.4694.1654.7619.8553.2525.9
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.40.8237
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium667.70.8986
Triple Number Coastal/Long Distance High608.40.9862
Triple Number Windward/Leeward Low1079.10.5560
Triple Number Windward/Leeward Medium809.60.7411
Triple Number Windward/Leeward High732.30.8193
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1815.71200.3905.8766.4694.1654.7619.8553.2525.9
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low840.7
Triple Number Coastal/Long Distance Medium667.7
Triple Number Coastal/Long Distance High608.4
Triple Number Windward/Leeward Low1079.1
Triple Number Windward/Leeward Medium809.6
Triple Number Windward/Leeward High732.3
Predominantly Upwind726.4
Predominantly Downwind679.0
Predominantly Reaching653.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.40.8237
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium667.70.8986
Triple Number Coastal/Long Distance High608.40.9862
Triple Number Windward/Leeward Low1079.10.5560
Triple Number Windward/Leeward Medium809.60.7411
Triple Number Windward/Leeward High732.30.8193
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1815.71200.3905.8766.4694.1654.7619.8553.2525.9
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7137
Triple Number Coastal/Long Distance Medium0.8986
Triple Number Coastal/Long Distance High0.9862
Triple Number Windward/Leeward Low0.5560
Triple Number Windward/Leeward Medium0.7411
Triple Number Windward/Leeward High0.8193
Coastal/Long Distance0.8237
Predominantly Upwind0.8260
Predominantly Downwind0.8836
For information
General Purpose Handicap (GPH)749.4
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.8925
Distanseseilas Trippeltall svak vind0.7137
Distanseseilas Trippeltall mellomvind0.8986
Distanseseilas Trippeltall sterk vind0.9862
Pølsebane Trippeltall svak vind0.5560
Pølsebane Trippeltall mellomvind0.7411
Pølsebane Trippeltall sterk vind0.8193
Motvind Singeltall0.8260
Medvind Singeltall0.8836
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium667.70.8986
Triple Number Coastal/Long Distance High608.40.9862
Triple Number Windward/Leeward Low1079.10.5560
Triple Number Windward/Leeward Medium809.60.7411
Triple Number Windward/Leeward High732.30.8193
Coastal/Long Distance728.40.8237
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind726.40.8260
Predominantly Downwind679.00.8836
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore702.90.8536
Cape Doctor Coastal571.61.0496
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium667.70.8986
Triple Number Coastal/Long Distance High608.40.9862
Triple Number Windward/Leeward Low1079.10.5560
Triple Number Windward/Leeward Medium809.60.7411
Triple Number Windward/Leeward High732.30.8193
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7137
Triple Number Coastal/Long Distance Medium0.8986
Triple Number Coastal/Long Distance High0.9862
Triple Number Windward/Leeward Low0.5560
Triple Number Windward/Leeward Medium0.7411
Triple Number Windward/Leeward High0.8193
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7137
Triple Number Coastal/Long Distance Medium0.8986
Triple Number Coastal/Long Distance High0.9862
Triple Number Windward/Leeward Low0.5560
Triple Number Windward/Leeward Medium0.7411
Triple Number Windward/Leeward High0.8193
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.40.8237
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium667.70.8986
Triple Number Coastal/Long Distance High608.40.9862
Triple Number Windward/Leeward Low1079.10.5560
Triple Number Windward/Leeward Medium809.60.7411
Triple Number Windward/Leeward High732.30.8193
Predominantly Upwind726.40.8260
Predominantly Downwind679.00.8836
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1815.71200.3905.8766.4694.1654.7619.8553.2525.9
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.40.8237
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium667.70.8986
Triple Number Coastal/Long Distance High608.40.9862
Triple Number Windward/Leeward Low1079.10.5560
Triple Number Windward/Leeward Medium809.60.7411
Triple Number Windward/Leeward High732.30.8193
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1815.71200.3905.8766.4694.1654.7619.8553.2525.9
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low840.70.7137
Triple Number AP Medium667.80.8985
Triple Number AP High608.40.9862
Triple Number Windward/Leeward Low1129.80.5311
Triple Number Windward/Leeward Medium809.60.7411
Triple Number Windward/Leeward High732.30.8193
Single Number Predominant Upwind754.70.7951
Single Number Predominant Reaching667.10.8994
Single Number Predominant Downwind708.90.8464
Predominant Upwind - Low996.40.6022
Predominant Upwind - Low/Med778.50.7707
Predominant Upwind - Medium707.50.8480
Predominant Upwind - Med/High678.00.8849
Predominant Upwind - High666.10.9008
Predominant Downwind Low1034.90.5798
Predominant Downwind Low/Med765.50.7838
Predominant Downwind Medium657.20.9130
Predominant Downwind Med/High589.81.0172
Predominant Downwind High537.81.1156
Predominant Reaching Low903.60.6640
Predominant Reaching Low/Med702.50.8541
Predominant Reaching Medium628.80.9542
Predominant Reaching Med/High582.91.0294
Predominant Reaching High546.91.0972
SA/DSPL Upwind26.81SA/DSPL Downwind39.19
Scoring OptionTODTOT
5-Band Windward/Leeward Low1265.20.4742
5-Band Windward/Leeward Low/Med927.00.6473
5-Band Windward/Leeward Medium798.20.7516
5-Band Windward/Leeward Med/High739.20.8117
5-Band Windward/Leeward High715.50.8386
Windward/Leeward 60-40 Low1261.10.4758
Windward/Leeward 60-40 Low/Med934.90.6418
Windward/Leeward 60-40 Medium816.40.7349
Windward/Leeward 60-40 Med/High767.10.7822
Windward/Leeward 60-40 High751.90.7979
5-Band AP Low929.50.6455
5-Band AP Low/Med742.60.8079
5-Band AP Medium660.30.9087
5-Band AP Med/High615.80.9743
5-Band AP High588.21.0201
5-Band SF Bay Tour - Low1085.10.5529
5-Band SF Bay Tour - Low/Med888.30.6754
5-Band SF Bay Tour - Medium775.80.7734
5-Band SF Bay Tour - Med/High724.30.8284
5-Band SF Bay Tour - High699.50.8577
Chicago-Mac Upwind0.7763
Chicago-Mac All Purpose0.7994
Chicago-Mac Downwind0.8170
Bayview-Mac Cove Island0.5916
Bayview-Mac Shore0.5968
Harvest Moon Regatta582.51.0300
Club Certificate2025
RISIKOITA-9385
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)
ClassRivettoMeasurement01/01/1980HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.511Max. Beam2.516Draft1.367Displacement1,055Wetted area9.33IMS L6.193LSM05.338Acc. length7.511Sink (kg/mm) 7.27
VCGD0.462VCGM0.414RM Rated (kg·m) 14.0Limit of positive stability(°) N/AStability IndexN/ADefault crew weight281Declared crew weight320
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays1Checkstays1Spreaders1Rotating mastNo
P8.050IG6.930ISP6.950MDT10.070MDL10.090MDT20.060MDL20.060TL2.000MW0.100GO0.120
E3.130J2.400BAS0.980FSDNo FoilSFJ0.080SPL2.580WPLTPSBD0.080MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered14.0Flotation Date02/03/2020
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
RISIKOITA-9385
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.150.691.212.082.7015.3728/03/2023
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.040.460.861.722.633.487.12NoNo 12.4128/03/2023
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentA7.037.037.034.314.3125.2528/03/2023