Club
Certificate
2023

Boat

VIRUS

ITA-9293

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles43.2°40.2°38.2°38.2°38.7°39.0°40.8°
Beat VMG3.133.754.044.114.134.124.03
52°4.755.425.695.785.835.865.85
60°4.965.575.825.946.016.056.07
75°5.085.665.966.166.286.366.45
90°4.995.676.046.256.486.676.90
110°4.885.666.106.476.807.127.62
120°4.695.546.006.376.787.248.38
135°4.125.085.736.126.486.918.35
150°3.454.465.275.816.166.517.44
Run VMG2.993.864.615.265.756.096.78
Gybe Angles146.9°151.4°157.7°170.0°179.0°179.0°178.4°

APH: 667.7

CDL: 5.992

GPH: 742.5

CertNo: 23/1

BOAT
ClassRivettoDesignerFontana/Maletto/NaBuilderNegri NauticaAge date01/1980Series date01/1978Offset fileRIVETTO.OFFData fileI9293
HULL
Length Overall7.511 mMaximum Beam2.516 mDraft1.365 mDisplacement1,056 kgDLR7.0645IMS DivisionCruiser/RacerDynamic Allowance0.070%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight320 kgMinimum weight235 kg * when appliedNon Manual PowerNoCrew Arm Extension-0.20 m
SAIL AREAS (m²)
MeasuredRatedMainsail15.9716.52Headsail Luffed12.2312.23Headsail FlyingSymmetric25.9925.99Asymmetric
STORM SAIL AREAS (m²)
Trysail4.41Storm Jib2.45Heavy Weather Jib6.60
SAIL LIMITS
Headsails5  Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
peso Albasser 2015
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  03190002DWCIssued on 16/03/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
2023

Boat

VIRUS

ITA-9293

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG1149.6960.3890.0874.9872.1873.2894.0
52°757.5664.4633.2622.4617.3614.7615.4
60°725.1646.9618.2605.7599.3595.3592.9
75°709.0635.9603.9584.9573.5565.8558.1
90°721.7635.2596.5575.7555.6539.9521.9
110°737.9635.8590.2556.7529.1505.5472.6
120°767.1649.9599.8564.9531.2497.5429.8
135°873.2709.0628.1588.6555.5521.4431.2
150°1042.5808.0683.2619.9584.3553.0484.0
Run VMG1203.8932.1781.5684.1626.6590.7531.1
Selected Courses
Windward / Leeward1176.7946.2835.7779.5749.4731.9712.5
All purpose902.8751.9683.1649.0627.9611.5585.6
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward813.10.7379
All purpose667.70.8986
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low827.40.7252
Triple Number Coastal/Long Distance Medium663.60.9041
Triple Number Coastal/Long Distance High605.90.9903
Triple Number Windward/Leeward Low1061.40.5653
Triple Number Windward/Leeward Medium804.60.7457
Triple Number Windward/Leeward High729.00.8230
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance723.20.8297
Triple Number Coastal/Long Distance Low827.40.7252
Triple Number Coastal/Long Distance Medium663.60.9041
Triple Number Coastal/Long Distance High605.90.9903
Triple Number Windward/Leeward Low1061.40.5653
Triple Number Windward/Leeward Medium804.60.7457
Triple Number Windward/Leeward High729.00.8230
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.4894.0761.3691.2651.3616.2551.0
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6448
Downwind "popa"0.7851
70% up, 30% down "Ilhabela"0.6813
30% up, 70% down "Ilhabela-inverso"0.7370
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low827.40.7252
Triple Number Coastal/Long Distance Medium663.60.9041
Triple Number Coastal/Long Distance High605.90.9903
Triple Number Windward/Leeward Low1061.40.5653
Triple Number Windward/Leeward Medium804.60.7457
Triple Number Windward/Leeward High729.00.8230
Predominantly Upwind721.20.8319
Predominantly Downwind674.10.8901
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low827.40.7252
Triple Number All Purpose Medium663.60.9041
Triple Number All Purpose High605.90.9903
Triple Number Windward/Leeward Low1061.40.5653
Triple Number Windward/Leeward Medium804.60.7457
Triple Number Windward/Leeward High729.00.8230
Predominantly Upwind721.20.8319
Predominantly Downwind674.10.8901
Predominantly Upwind Low903.80.6639
Predominantly Upwind Medium745.70.8047
Predominantly Upwind High727.40.8249
Predominantly Downwind Low920.10.6521
Predominantly Downwind Medium668.00.8981
Predominantly Downwind High555.81.0796
Chicago-Mac Upwind0.8194
Chicago-Mac All Purpose0.8458
Chicago-Mac Downwind0.8758
Bayview-Mac Cove Island0.7985
Bayview-Mac Shore0.8051
Victoria-Maui0.9448
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance723.20.8297
Triple Number Coastal/Long Distance Low827.40.7252
Triple Number Coastal/Long Distance Medium663.60.9041
Triple Number Coastal/Long Distance High605.90.9903
Triple Number Windward/Leeward Low1061.40.5653
Triple Number Windward/Leeward Medium804.60.7457
Triple Number Windward/Leeward High729.00.8230
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.4894.0761.3691.2651.3616.2551.0
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance723.20.8297
Triple Number Coastal/Long Distance Low827.40.7252
Triple Number Coastal/Long Distance Medium663.60.9041
Triple Number Coastal/Long Distance High605.90.9903
Triple Number Windward/Leeward Low1061.40.5653
Triple Number Windward/Leeward Medium804.60.7457
Triple Number Windward/Leeward High729.00.8230
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.4894.0761.3691.2651.3616.2551.0
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance723.2
Triple Number Coastal/Long Distance Low827.4
Triple Number Coastal/Long Distance Medium663.6
Triple Number Coastal/Long Distance High605.9
Triple Number Windward/Leeward Low1061.4
Triple Number Windward/Leeward Medium804.6
Triple Number Windward/Leeward High729.0
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.4894.0761.3691.2651.3616.2551.0
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance723.20.8297
Triple Number Coastal/Long Distance Low827.40.7252
Triple Number Coastal/Long Distance Medium663.60.9041
Triple Number Coastal/Long Distance High605.90.9903
Triple Number Windward/Leeward Low1061.40.5653
Triple Number Windward/Leeward Medium804.60.7457
Triple Number Windward/Leeward High729.00.8230
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.4894.0761.3691.2651.3616.2551.0
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)723.20.8297
Triple Number Coastal/Long Distance Low827.40.7252
Triple Number Coastal/Long Distance Medium663.60.9041
Triple Number Coastal/Long Distance High605.90.9903
Triple Number Windward/Leeward Low1061.40.5653
Triple Number Windward/Leeward Medium804.60.7457
Triple Number Windward/Leeward High729.00.8230
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.4894.0761.3691.2651.3616.2551.0
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low827.40.7252
Triple Number Coastal/Long Distance Medium663.60.9041
Triple Number Coastal/Long Distance High605.90.9903
Triple Number Windward/Leeward Low1061.40.5653
Triple Number Windward/Leeward Medium804.60.7457
Triple Number Windward/Leeward High729.00.8230
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7252
Triple Number Coastal/Long Distance Medium0.9041
Triple Number Coastal/Long Distance High0.9903
Triple Number Windward/Leeward Low0.5653
Triple Number Windward/Leeward Medium0.7457
Triple Number Windward/Leeward High0.8230
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.4894.0761.3691.2651.3616.2551.0
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance723.20.8297
Triple Number Coastal/Long Distance Low827.40.7252
Triple Number Coastal/Long Distance Medium663.60.9041
Triple Number Coastal/Long Distance High605.90.9903
Triple Number Windward/Leeward Low1061.40.5653
Triple Number Windward/Leeward Medium804.60.7457
Triple Number Windward/Leeward High729.00.8230
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.4894.0761.3691.2651.3616.2551.0
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low827.40.7252
Triple Number Coastal/Long Distance Medium663.60.9041
Triple Number Coastal/Long Distance High605.90.9903
Triple Number Windward/Leeward Low1061.40.5653
Triple Number Windward/Leeward Medium804.60.7457
Triple Number Windward/Leeward High729.00.8230
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance723.20.8297
Triple Number Coastal/Long Distance Low827.40.7252
Triple Number Coastal/Long Distance Medium663.60.9041
Triple Number Coastal/Long Distance High605.90.9903
Triple Number Windward/Leeward Low1061.40.5653
Triple Number Windward/Leeward Medium804.60.7457
Triple Number Windward/Leeward High729.00.8230
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.4894.0761.3691.2651.3616.2551.0
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low1061.40.5653
Triple Number Windward/Leeward Medium804.60.7457
Triple Number Windward/Leeward High729.00.8230
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.4894.0761.3691.2651.3616.2551.0
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low827.4
Triple Number Coastal/Long Distance Medium663.6
Triple Number Coastal/Long Distance High605.9
Triple Number Windward/Leeward Low1061.4
Triple Number Windward/Leeward Medium804.6
Triple Number Windward/Leeward High729.0
Predominantly Upwind721.2
Predominantly Downwind674.1
Predominantly Reaching648.9
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance723.20.8297
Triple Number Coastal/Long Distance Low827.40.7252
Triple Number Coastal/Long Distance Medium663.60.9041
Triple Number Coastal/Long Distance High605.90.9903
Triple Number Windward/Leeward Low1061.40.5653
Triple Number Windward/Leeward Medium804.60.7457
Triple Number Windward/Leeward High729.00.8230
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.4894.0761.3691.2651.3616.2551.0
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7252
Triple Number Coastal/Long Distance Medium0.9041
Triple Number Coastal/Long Distance High0.9903
Triple Number Windward/Leeward Low0.5653
Triple Number Windward/Leeward Medium0.7457
Triple Number Windward/Leeward High0.8230
Coastal/Long Distance0.8297
Predominantly Upwind0.8319
Predominantly Downwind0.8901
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7252
Tretall Distanseseilas Mellomvind0.9041
Tretall Distanseseilas Mye vind0.9903
Tretall Pølsebane Lite vind0.5653
Tretall Pølsebane Mellomvind0.7457
Tretall Pølsebane Mye vind0.8230
Distanseseilas ett tall (OSN 8-16kn)0.8297
Distanseseilas ett tall (APH 6-20kn)0.8986
Enkeltall Motvind0.8319
Enkeltall Medvind0.8901
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low827.40.7252
Triple Number Coastal/Long Distance Medium663.60.9041
Triple Number Coastal/Long Distance High605.90.9903
Triple Number Windward/Leeward Low1061.40.5653
Triple Number Windward/Leeward Medium804.60.7457
Triple Number Windward/Leeward High729.00.8230
Coastal/Long Distance723.20.8297
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind721.20.8319
Predominantly Downwind674.10.8901
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore718.40.8352
Cape Doctor Coastal593.41.0112
Triple Number Coastal/Long Distance Low827.40.7252
Triple Number Coastal/Long Distance Medium663.60.9041
Triple Number Coastal/Long Distance High605.90.9903
Triple Number Windward/Leeward Low1061.40.5653
Triple Number Windward/Leeward Medium804.60.7457
Triple Number Windward/Leeward High729.00.8230
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7252
Triple Number Coastal/Long Distance Medium0.9041
Triple Number Coastal/Long Distance High0.9903
Triple Number Windward/Leeward Low0.5653
Triple Number Windward/Leeward Medium0.7457
Triple Number Windward/Leeward High0.8230
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7252
Triple Number Coastal/Long Distance Medium0.9041
Triple Number Coastal/Long Distance High0.9903
Triple Number Windward/Leeward Low0.5653
Triple Number Windward/Leeward Medium0.7457
Triple Number Windward/Leeward High0.8230
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance723.20.8297
Triple Number Coastal/Long Distance Low827.40.7252
Triple Number Coastal/Long Distance Medium663.60.9041
Triple Number Coastal/Long Distance High605.90.9903
Triple Number Windward/Leeward Low1061.40.5653
Triple Number Windward/Leeward Medium804.60.7457
Triple Number Windward/Leeward High729.00.8230
Predominantly Upwind721.20.8319
Predominantly Downwind674.10.8901
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.4894.0761.3691.2651.3616.2551.0
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance723.20.8297
Triple Number Coastal/Long Distance Low827.40.7252
Triple Number Coastal/Long Distance Medium663.60.9041
Triple Number Coastal/Long Distance High605.90.9903
Triple Number Windward/Leeward Low1061.40.5653
Triple Number Windward/Leeward Medium804.60.7457
Triple Number Windward/Leeward High729.00.8230
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.4894.0761.3691.2651.3616.2551.0
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low827.40.7252
Triple Number All Purpose Medium663.60.9041
Triple Number All Purpose High605.90.9903
Triple Number Windward/Leeward Low1061.40.5653
Triple Number Windward/Leeward Medium804.60.7457
Triple Number Windward/Leeward High729.00.8230
Predominantly Upwind721.20.8319
Predominantly Downwind674.10.8901
Predominantly Upwind Low903.80.6639
Predominantly Upwind Medium745.70.8047
Predominantly Upwind High727.40.8249
Predominantly Downwind Low920.10.6521
Predominantly Downwind Medium668.00.8981
Predominantly Downwind High555.81.0796
Chicago-Mac Upwind0.8194
Chicago-Mac All Purpose0.8458
Chicago-Mac Downwind0.8758
Bayview-Mac Cove Island0.7985
Bayview-Mac Shore0.8051
Harvest Moon Regatta578.21.0377
Victoria-Maui0.9448
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy715.20.8390
San Francisco Bay Medium798.50.7515
Predominantly Reaching0.9436
Predominantly Reaching Low0.7932
Predominantly Reaching Medium0.9512
Predominantly Reaching High1.0679
Windward/Leeward 60-40 Low1060.10.5660
Windward/Leeward 60-40 Medium832.40.7208
Windward/Leeward 60-40 High780.60.7686
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1158.90.5177
5-Band Low / Medium974.20.6159
5-Band Medium793.70.7560
5-Band Medium / High735.60.8157
5-Band High715.90.8381
ORC Ref  03190002DWCIssued on 16/03/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
2023

Boat

VIRUS

ITA-9293

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. Beam2.516Draft1.365Displacement1,056Wetted area9.31IMS L6.157LSM05.306Acc. length7.511Sink (kg/mm) 7.27
VCGD0.463VCGM0.415RM Rated (kg·m) 14.0Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
PIPA0.0000
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays1Spreaders1Rotating mastNo
P8.050IG6.930ISP6.950MDT10.070MDL10.090MDT20.060MDL20.060TL2.000MW0.100GO0.120
E3.130J2.400BAS0.980FSD0.028SFJ0.080SPL2.580WPLTPSBD0.080MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered14.0Flotation Date02/03/2020MeasurerComment
SFFP0.349FFMFF1.063LCFcl3.862SG1.0240
SAFP6.365FAMFA0.645LCFsh4.061HBI0.927
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03190002DWCIssued on 16/03/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
2023

Boat

VIRUS

ITA-9293

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.190.781.342.172.7615.9728/04/2021
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.060.450.851.732.653.506.98NoNo 12.2328/04/2021
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentA7.127.127.124.384.3825.9928/04/2021
ORC Ref  03190002DWCIssued on 16/03/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org