Double HandedClub 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 Angles43.0°43.0°40.1°39.3°39.8°40.7°41.5°43.8°49.8°
Beat VMG2.283.083.633.813.833.803.773.623.28
52°3.584.665.285.505.565.575.585.532.32
60°3.814.885.455.685.755.795.825.815.70
75°3.955.045.595.866.016.096.156.226.19
90°3.844.965.605.936.176.356.476.656.72
110°3.664.865.646.056.376.646.857.197.34
120°3.454.665.525.996.356.717.087.798.46
135°2.934.115.065.726.136.526.958.2810.42
150°2.383.474.475.285.826.196.567.579.63
Run VMG2.063.003.884.635.275.736.096.808.34
Gybe Angles148.0°148.0°151.9°158.6°166.2°176.3°178.6°177.7°145.9°
APH ToD:687.2CDL: 5.544APH ToT: 0.8732CertNo: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 Allowance0.180%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight190 kg(declared)Minimum weight120 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.
Double HandedClub 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 VMG1579.31167.2992.2943.7938.8946.4955.0994.51095.9
52°1005.9772.4682.3654.8648.0645.8644.6651.31550.7
60°946.0737.4661.1634.2626.2621.8618.9619.5631.1
75°910.5714.5644.3614.1599.2591.4584.9579.2581.4
90°937.5725.1643.2606.9583.5567.2556.4541.4535.4
110°983.1740.4638.4595.1565.0542.2525.9500.6490.6
120°1044.2771.9652.5601.3566.9536.3508.3462.3425.4
135°1226.7876.5711.0629.0587.7552.6518.3434.7345.5
150°1514.01037.7804.9681.8618.8581.7548.6475.6373.9
Run VMG1749.51198.3928.0777.6683.4628.3591.4529.8431.7
Selected Courses
Windward / Leeward1661.31182.7960.1860.6811.1787.4773.2762.1763.8
All purpose1237.3908.9762.4699.3668.7651.2638.0619.4642.1
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward843.50.7113
All purpose687.20.8732
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low835.70.7180
Triple Number Coastal/Long Distance Medium682.30.8794
Triple Number Coastal/Long Distance High634.30.9459
Triple Number Windward/Leeward Low1071.40.5600
Triple Number Windward/Leeward Medium834.10.7193
Triple Number Windward/Leeward High772.60.7766
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance744.00.8064
Triple Number Coastal/Long Distance Low835.70.7180
Triple Number Coastal/Long Distance Medium682.30.8794
Triple Number Coastal/Long Distance High634.30.9459
Triple Number Windward/Leeward Low1071.40.5600
Triple Number Windward/Leeward Medium834.10.7193
Triple Number Windward/Leeward High772.60.7766
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1770.61184.3906.2781.4714.3676.0641.3578.7561.3
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6054
Downwind "popa"0.7870
70% up, 30% down "Ilhabela"0.6504
30% up, 70% down "Ilhabela-inverso"0.7220
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low835.70.7180
Triple Number Coastal/Long Distance Medium682.30.8794
Triple Number Coastal/Long Distance High634.30.9459
Triple Number Windward/Leeward Low1071.40.5600
Triple Number Windward/Leeward Medium834.10.7193
Triple Number Windward/Leeward High772.60.7766
Predominantly Upwind749.30.8007
Predominantly Downwind681.80.8801
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low835.70.7180
Triple Number AP Medium682.40.8793
Triple Number AP High634.30.9459
Triple Number Windward/Leeward Low1120.80.5353
Triple Number Windward/Leeward Medium834.10.7193
Triple Number Windward/Leeward High772.60.7766
Single Number Predominant Upwind786.30.7631
Single Number Predominant Reaching679.20.8834
Single Number Predominant Downwind713.90.8405
Predominant Upwind - Low983.90.6098
Predominant Upwind - Low/Med790.30.7592
Predominant Upwind - Medium733.90.8175
Predominant Upwind - Med/High714.60.8396
Predominant Upwind - High766.70.7826
Predominant Downwind Low1020.30.5881
Predominant Downwind Low/Med764.60.7848
Predominant Downwind Medium662.00.9064
Predominant Downwind Med/High597.21.0046
Predominant Downwind High565.51.0611
Predominant Reaching Low891.40.6731
Predominant Reaching Low/Med705.80.8501
Predominant Reaching Medium638.40.9398
Predominant Reaching Med/High597.11.0049
Predominant Reaching High595.11.0082
SA/DSPL Upwind26.81SA/DSPL Downwind39.19
Scoring OptionTODTOT
5-Band Windward/Leeward Low1247.50.4810
5-Band Windward/Leeward Low/Med935.80.6411
5-Band Windward/Leeward Medium824.60.7276
5-Band Windward/Leeward Med/High776.90.7723
5-Band Windward/Leeward High764.30.7850
Windward/Leeward 60-40 Low1243.30.4826
Windward/Leeward 60-40 Low/Med947.30.6334
Windward/Leeward 60-40 Medium849.00.7067
Windward/Leeward 60-40 Med/High813.30.7377
Windward/Leeward 60-40 High812.50.7385
5-Band AP Low918.50.6533
5-Band AP Low/Med747.90.8023
5-Band AP Medium676.00.8875
5-Band AP Med/High639.70.9380
5-Band AP High626.50.9577
5-Band SF Bay Tour - Low1073.50.5589
5-Band SF Bay Tour - Low/Med897.70.6684
5-Band SF Bay Tour - Medium802.30.7478
5-Band SF Bay Tour - Med/High762.00.7874
5-Band SF Bay Tour - High752.30.7976
Chicago-Mac Upwind0.7518
Chicago-Mac All Purpose0.7850
Chicago-Mac Downwind0.8135
Bayview-Mac Cove Island0.5943
Bayview-Mac Shore0.5997
Harvest Moon Regatta588.61.0194
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance744.00.8064
Triple Number Coastal/Long Distance Low835.70.7180
Triple Number Coastal/Long Distance Medium682.30.8794
Triple Number Coastal/Long Distance High634.30.9459
Triple Number Windward/Leeward Low1071.40.5600
Triple Number Windward/Leeward Medium834.10.7193
Triple Number Windward/Leeward High772.60.7766
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1770.61184.3906.2781.4714.3676.0641.3578.7561.3
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance744.00.8064
Triple Number Coastal/Long Distance Low835.70.7180
Triple Number Coastal/Long Distance Medium682.30.8794
Triple Number Coastal/Long Distance High634.30.9459
Triple Number Windward/Leeward Low1071.40.5600
Triple Number Windward/Leeward Medium834.10.7193
Triple Number Windward/Leeward High772.60.7766
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1770.61184.3906.2781.4714.3676.0641.3578.7561.3
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance744.0
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1770.61184.3906.2781.4714.3676.0641.3578.7561.3
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low835.70.7180
Triple Number Coastal/Long Distance Medium682.30.8794
Triple Number Coastal/Long Distance High634.30.9459
Triple Number Windward/Leeward Low1071.40.5600
Triple Number Windward/Leeward Medium834.10.7193
Triple Number Windward/Leeward High772.60.7766
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating744.00.8064
FinRating, kevyt tuuli1225.30.8161
FinRating, kova tuuli621.90.8040
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low835.70.7180
Triple Number Coastal/Long Distance Medium682.30.8794
Triple Number Coastal/Long Distance High634.30.9459
Triple Number Windward/Leeward Low1071.40.5600
Triple Number Windward/Leeward Medium834.10.7193
Triple Number Windward/Leeward High772.60.7766
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8064
Triple Number Coastal/Long Distance Low0.7180
Triple Number Coastal/Long Distance Medium0.8794
Triple Number Coastal/Long Distance High0.9459
Triple Number Windward/Leeward Low0.5600
Triple Number Windward/Leeward Medium0.7193
Triple Number Windward/Leeward High0.7766
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1770.61184.3906.2781.4714.3676.0641.3578.7561.3
For information
General Purpose Handicap (GPH)760.3
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance744.00.8064
Triple Number Coastal/Long Distance Low835.70.7180
Triple Number Coastal/Long Distance Medium682.30.8794
Triple Number Coastal/Long Distance High634.30.9459
Triple Number Windward/Leeward Low1071.40.5600
Triple Number Windward/Leeward Medium834.10.7193
Triple Number Windward/Leeward High772.60.7766
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1770.61184.3906.2781.4714.3676.0641.3578.7561.3
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low835.70.7180
Triple Number Coastal/Long Distance Medium682.30.8794
Triple Number Coastal/Long Distance High634.30.9459
Triple Number Windward/Leeward Low1071.40.5600
Triple Number Windward/Leeward Medium834.10.7193
Triple Number Windward/Leeward High772.60.7766
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance744.00.8064
Triple Number Coastal/Long Distance Low835.70.7180
Triple Number Coastal/Long Distance Medium682.30.8794
Triple Number Coastal/Long Distance High634.30.9459
Triple Number Windward/Leeward Low1071.40.5600
Triple Number Windward/Leeward Medium834.10.7193
Triple Number Windward/Leeward High772.60.7766
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1770.61184.3906.2781.4714.3676.0641.3578.7561.3
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance744.00.8064
Triple Number Coastal/Long Distance Low835.70.7180
Triple Number Coastal/Long Distance Medium682.30.8794
Triple Number Coastal/Long Distance High634.30.9459
Triple Number Windward/Leeward Low1071.40.5600
Triple Number Windward/Leeward Medium834.10.7193
Triple Number Windward/Leeward High772.60.7766
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1770.61184.3906.2781.4714.3676.0641.3578.7561.3
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low835.7
Triple Number Coastal/Long Distance Medium682.3
Triple Number Coastal/Long Distance High634.3
Triple Number Windward/Leeward Low1071.4
Triple Number Windward/Leeward Medium834.1
Triple Number Windward/Leeward High772.6
Predominantly Upwind749.3
Predominantly Downwind681.8
Predominantly Reaching658.9
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance744.00.8064
Triple Number Coastal/Long Distance Low835.70.7180
Triple Number Coastal/Long Distance Medium682.30.8794
Triple Number Coastal/Long Distance High634.30.9459
Triple Number Windward/Leeward Low1071.40.5600
Triple Number Windward/Leeward Medium834.10.7193
Triple Number Windward/Leeward High772.60.7766
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1770.61184.3906.2781.4714.3676.0641.3578.7561.3
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7180
Triple Number Coastal/Long Distance Medium0.8794
Triple Number Coastal/Long Distance High0.9459
Triple Number Windward/Leeward Low0.5600
Triple Number Windward/Leeward Medium0.7193
Triple Number Windward/Leeward High0.7766
Coastal/Long Distance0.8064
Predominantly Upwind0.8007
Predominantly Downwind0.8801
For information
General Purpose Handicap (GPH)760.3
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.8732
Distanseseilas Trippeltall svak vind0.7180
Distanseseilas Trippeltall mellomvind0.8794
Distanseseilas Trippeltall sterk vind0.9459
Pølsebane Trippeltall svak vind0.5600
Pølsebane Trippeltall mellomvind0.7193
Pølsebane Trippeltall sterk vind0.7766
Motvind Singeltall0.8007
Medvind Singeltall0.8801
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low835.70.7180
Triple Number Coastal/Long Distance Medium682.30.8794
Triple Number Coastal/Long Distance High634.30.9459
Triple Number Windward/Leeward Low1071.40.5600
Triple Number Windward/Leeward Medium834.10.7193
Triple Number Windward/Leeward High772.60.7766
Coastal/Long Distance744.00.8064
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind749.30.8007
Predominantly Downwind681.80.8801
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore763.30.7861
Cape Doctor Coastal635.30.9445
Triple Number Coastal/Long Distance Low835.70.7180
Triple Number Coastal/Long Distance Medium682.30.8794
Triple Number Coastal/Long Distance High634.30.9459
Triple Number Windward/Leeward Low1071.40.5600
Triple Number Windward/Leeward Medium834.10.7193
Triple Number Windward/Leeward High772.60.7766
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7180
Triple Number Coastal/Long Distance Medium0.8794
Triple Number Coastal/Long Distance High0.9459
Triple Number Windward/Leeward Low0.5600
Triple Number Windward/Leeward Medium0.7193
Triple Number Windward/Leeward High0.7766
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7180
Triple Number Coastal/Long Distance Medium0.8794
Triple Number Coastal/Long Distance High0.9459
Triple Number Windward/Leeward Low0.5600
Triple Number Windward/Leeward Medium0.7193
Triple Number Windward/Leeward High0.7766
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance744.00.8064
Triple Number Coastal/Long Distance Low835.70.7180
Triple Number Coastal/Long Distance Medium682.30.8794
Triple Number Coastal/Long Distance High634.30.9459
Triple Number Windward/Leeward Low1071.40.5600
Triple Number Windward/Leeward Medium834.10.7193
Triple Number Windward/Leeward High772.60.7766
Predominantly Upwind749.30.8007
Predominantly Downwind681.80.8801
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1770.61184.3906.2781.4714.3676.0641.3578.7561.3
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance744.00.8064
Triple Number Coastal/Long Distance Low835.70.7180
Triple Number Coastal/Long Distance Medium682.30.8794
Triple Number Coastal/Long Distance High634.30.9459
Triple Number Windward/Leeward Low1071.40.5600
Triple Number Windward/Leeward Medium834.10.7193
Triple Number Windward/Leeward High772.60.7766
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1770.61184.3906.2781.4714.3676.0641.3578.7561.3
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low835.70.7180
Triple Number AP Medium682.40.8793
Triple Number AP High634.30.9459
Triple Number Windward/Leeward Low1120.80.5353
Triple Number Windward/Leeward Medium834.10.7193
Triple Number Windward/Leeward High772.60.7766
Single Number Predominant Upwind786.30.7631
Single Number Predominant Reaching679.20.8834
Single Number Predominant Downwind713.90.8405
Predominant Upwind - Low983.90.6098
Predominant Upwind - Low/Med790.30.7592
Predominant Upwind - Medium733.90.8175
Predominant Upwind - Med/High714.60.8396
Predominant Upwind - High766.70.7826
Predominant Downwind Low1020.30.5881
Predominant Downwind Low/Med764.60.7848
Predominant Downwind Medium662.00.9064
Predominant Downwind Med/High597.21.0046
Predominant Downwind High565.51.0611
Predominant Reaching Low891.40.6731
Predominant Reaching Low/Med705.80.8501
Predominant Reaching Medium638.40.9398
Predominant Reaching Med/High597.11.0049
Predominant Reaching High595.11.0082
SA/DSPL Upwind26.81SA/DSPL Downwind39.19
Scoring OptionTODTOT
5-Band Windward/Leeward Low1247.50.4810
5-Band Windward/Leeward Low/Med935.80.6411
5-Band Windward/Leeward Medium824.60.7276
5-Band Windward/Leeward Med/High776.90.7723
5-Band Windward/Leeward High764.30.7850
Windward/Leeward 60-40 Low1243.30.4826
Windward/Leeward 60-40 Low/Med947.30.6334
Windward/Leeward 60-40 Medium849.00.7067
Windward/Leeward 60-40 Med/High813.30.7377
Windward/Leeward 60-40 High812.50.7385
5-Band AP Low918.50.6533
5-Band AP Low/Med747.90.8023
5-Band AP Medium676.00.8875
5-Band AP Med/High639.70.9380
5-Band AP High626.50.9577
5-Band SF Bay Tour - Low1073.50.5589
5-Band SF Bay Tour - Low/Med897.70.6684
5-Band SF Bay Tour - Medium802.30.7478
5-Band SF Bay Tour - Med/High762.00.7874
5-Band SF Bay Tour - High752.30.7976
Chicago-Mac Upwind0.7518
Chicago-Mac All Purpose0.7850
Chicago-Mac Downwind0.8135
Bayview-Mac Cove Island0.5943
Bayview-Mac Shore0.5997
Harvest Moon Regatta588.61.0194
Double HandedClub 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 L6.027LSM05.338Acc. length7.511Sink (kg/mm) 7.27
VCGD0.462VCGM0.414RM Rated (kg·m) 14.0Limit of positive stability(°) N/AStability IndexN/ADefault crew weight170Declared crew weight190
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
Double HandedClub 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