Club
Certificate
2023

Boat

ARDUINA

ITA-10755

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 Angles43.6°41.4°39.4°38.8°38.7°38.8°39.6°
Beat VMG3.103.774.194.354.414.444.38
52°4.755.586.026.216.296.336.34
60°5.015.796.196.396.496.546.58
75°5.155.936.336.606.796.907.01
90°5.035.896.396.666.957.187.45
110°4.975.976.516.947.317.618.02
120°4.795.826.426.877.307.748.58
135°4.265.276.076.556.997.448.59
150°3.574.605.496.156.586.997.89
Run VMG3.093.994.765.466.026.467.23
Gybe Angles146.6°150.5°153.4°160.9°175.4°178.1°178.4°

APH: 632.6

CDL: 6.898

GPH: 709.5

CertNo: 23/1

BOAT
ClassComet 28 raceDesignerFinotBuilderComar YachtsAge date02/1986Series date01/1986Offset fileG1071.BOFData fileI10755
HULL
Length Overall8.305 mMaximum Beam2.472 mDraft1.449 mDisplacement1,799 kgDLR5.2130IMS DivisionSportboatDynamic Allowance0.210%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.300m
CREW
Maximum weight400 kgMinimum weight300 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail18.7919.17Headsail Luffed19.7619.76Headsail FlyingSymmetric40.8340.83Asymmetric
STORM SAIL AREAS (m²)
Trysail5.38Storm Jib3.69Heavy Weather Jib9.96
SAIL LIMITS
Headsails1  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.
ORC Ref  03190002HN6Issued on 12/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

ARDUINA

ITA-10755

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 VMG1159.5954.5859.3828.1816.0811.6821.9
52°757.2644.6597.8580.1572.7568.8567.6
60°719.1621.5581.8563.2555.1550.2546.9
75°699.0606.6568.8545.8530.4521.8513.2
90°715.3610.8563.6540.5518.4501.3483.0
110°724.5603.3553.1519.1492.5472.8448.6
120°751.1618.9561.1524.3493.0465.3419.7
135°844.6682.5592.6549.7515.4483.8418.9
150°1007.6782.3656.1585.1546.8514.8456.2
Run VMG1163.5903.3755.5659.3597.5557.7498.2
Selected Courses
Windward / Leeward1161.5928.9807.4743.7706.8684.6660.1
All purpose890.8730.2651.5611.2586.3568.9545.7
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward778.40.7708
All purpose632.60.9484
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low810.50.7403
Triple Number Coastal/Long Distance Medium628.30.9549
Triple Number Coastal/Long Distance High564.51.0628
Triple Number Windward/Leeward Low1045.10.5741
Triple Number Windward/Leeward Medium771.10.7781
Triple Number Windward/Leeward High681.00.8811
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance688.20.8718
Triple Number Coastal/Long Distance Low810.50.7403
Triple Number Coastal/Long Distance Medium628.30.9549
Triple Number Coastal/Long Distance High564.51.0628
Triple Number Windward/Leeward Low1045.10.5741
Triple Number Windward/Leeward Medium771.10.7781
Triple Number Windward/Leeward High681.00.8811
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1161.7874.8730.7652.3608.9573.6515.9
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6719
Downwind "popa"0.8179
70% up, 30% down "Ilhabela"0.7099
30% up, 70% down "Ilhabela-inverso"0.7679
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low810.50.7403
Triple Number Coastal/Long Distance Medium628.30.9549
Triple Number Coastal/Long Distance High564.51.0628
Triple Number Windward/Leeward Low1045.10.5741
Triple Number Windward/Leeward Medium771.10.7781
Triple Number Windward/Leeward High681.00.8811
Predominantly Upwind686.10.8746
Predominantly Downwind642.00.9346
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low810.50.7403
Triple Number All Purpose Medium628.30.9549
Triple Number All Purpose High564.51.0628
Triple Number Windward/Leeward Low1045.10.5741
Triple Number Windward/Leeward Medium771.10.7781
Triple Number Windward/Leeward High681.00.8811
Predominantly Upwind686.10.8746
Predominantly Downwind642.00.9346
Predominantly Upwind Low894.60.6707
Predominantly Upwind Medium707.40.8481
Predominantly Upwind High674.50.8895
Predominantly Downwind Low895.50.6700
Predominantly Downwind Medium635.90.9436
Predominantly Downwind High522.61.1481
Chicago-Mac Upwind0.8601
Chicago-Mac All Purpose0.8869
Chicago-Mac Downwind0.9184
Bayview-Mac Cove Island0.8284
Bayview-Mac Shore0.8368
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching601.80.9970
Predominantly Reaching Low737.30.8137
Predominantly Reaching Medium596.41.0061
Predominantly Reaching High523.61.1458
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1143.60.5247
5-Band Low / Medium953.90.6290
5-Band Medium758.50.7910
5-Band Medium / High689.20.8706
5-Band High664.30.9032
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance688.20.8718
Triple Number Coastal/Long Distance Low810.50.7403
Triple Number Coastal/Long Distance Medium628.30.9549
Triple Number Coastal/Long Distance High564.51.0628
Triple Number Windward/Leeward Low1045.10.5741
Triple Number Windward/Leeward Medium771.10.7781
Triple Number Windward/Leeward High681.00.8811
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1161.7874.8730.7652.3608.9573.6515.9
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance688.20.8718
Triple Number Coastal/Long Distance Low810.50.7403
Triple Number Coastal/Long Distance Medium628.30.9549
Triple Number Coastal/Long Distance High564.51.0628
Triple Number Windward/Leeward Low1045.10.5741
Triple Number Windward/Leeward Medium771.10.7781
Triple Number Windward/Leeward High681.00.8811
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1161.7874.8730.7652.3608.9573.6515.9
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance688.2
Triple Number Coastal/Long Distance Low810.5
Triple Number Coastal/Long Distance Medium628.3
Triple Number Coastal/Long Distance High564.5
Triple Number Windward/Leeward Low1045.1
Triple Number Windward/Leeward Medium771.1
Triple Number Windward/Leeward High681.0
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1161.7874.8730.7652.3608.9573.6515.9
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance688.20.8718
Triple Number Coastal/Long Distance Low810.50.7403
Triple Number Coastal/Long Distance Medium628.30.9549
Triple Number Coastal/Long Distance High564.51.0628
Triple Number Windward/Leeward Low1045.10.5741
Triple Number Windward/Leeward Medium771.10.7781
Triple Number Windward/Leeward High681.00.8811
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1161.7874.8730.7652.3608.9573.6515.9
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)688.20.8718
Triple Number Coastal/Long Distance Low810.50.7403
Triple Number Coastal/Long Distance Medium628.30.9549
Triple Number Coastal/Long Distance High564.51.0628
Triple Number Windward/Leeward Low1045.10.5741
Triple Number Windward/Leeward Medium771.10.7781
Triple Number Windward/Leeward High681.00.8811
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1161.7874.8730.7652.3608.9573.6515.9
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low810.50.7403
Triple Number Coastal/Long Distance Medium628.30.9549
Triple Number Coastal/Long Distance High564.51.0628
Triple Number Windward/Leeward Low1045.10.5741
Triple Number Windward/Leeward Medium771.10.7781
Triple Number Windward/Leeward High681.00.8811
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7403
Triple Number Coastal/Long Distance Medium0.9549
Triple Number Coastal/Long Distance High1.0628
Triple Number Windward/Leeward Low0.5741
Triple Number Windward/Leeward Medium0.7781
Triple Number Windward/Leeward High0.8811
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1161.7874.8730.7652.3608.9573.6515.9
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance688.20.8718
Triple Number Coastal/Long Distance Low810.50.7403
Triple Number Coastal/Long Distance Medium628.30.9549
Triple Number Coastal/Long Distance High564.51.0628
Triple Number Windward/Leeward Low1045.10.5741
Triple Number Windward/Leeward Medium771.10.7781
Triple Number Windward/Leeward High681.00.8811
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1161.7874.8730.7652.3608.9573.6515.9
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low810.50.7403
Triple Number Coastal/Long Distance Medium628.30.9549
Triple Number Coastal/Long Distance High564.51.0628
Triple Number Windward/Leeward Low1045.10.5741
Triple Number Windward/Leeward Medium771.10.7781
Triple Number Windward/Leeward High681.00.8811
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance688.20.8718
Triple Number Coastal/Long Distance Low810.50.7403
Triple Number Coastal/Long Distance Medium628.30.9549
Triple Number Coastal/Long Distance High564.51.0628
Triple Number Windward/Leeward Low1045.10.5741
Triple Number Windward/Leeward Medium771.10.7781
Triple Number Windward/Leeward High681.00.8811
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1161.7874.8730.7652.3608.9573.6515.9
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low1045.10.5741
Triple Number Windward/Leeward Medium771.10.7781
Triple Number Windward/Leeward High681.00.8811
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1161.7874.8730.7652.3608.9573.6515.9
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low810.5
Triple Number Coastal/Long Distance Medium628.3
Triple Number Coastal/Long Distance High564.5
Triple Number Windward/Leeward Low1045.1
Triple Number Windward/Leeward Medium771.1
Triple Number Windward/Leeward High681.0
Predominantly Upwind686.1
Predominantly Downwind642.0
Predominantly Reaching615.9
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance688.20.8718
Triple Number Coastal/Long Distance Low810.50.7403
Triple Number Coastal/Long Distance Medium628.30.9549
Triple Number Coastal/Long Distance High564.51.0628
Triple Number Windward/Leeward Low1045.10.5741
Triple Number Windward/Leeward Medium771.10.7781
Triple Number Windward/Leeward High681.00.8811
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1161.7874.8730.7652.3608.9573.6515.9
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7403
Triple Number Coastal/Long Distance Medium0.9549
Triple Number Coastal/Long Distance High1.0628
Triple Number Windward/Leeward Low0.5741
Triple Number Windward/Leeward Medium0.7781
Triple Number Windward/Leeward High0.8811
Coastal/Long Distance0.8718
Predominantly Upwind0.8746
Predominantly Downwind0.9346
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7403
Tretall Distanseseilas Mellomvind0.9549
Tretall Distanseseilas Mye vind1.0628
Tretall Pølsebane Lite vind0.5741
Tretall Pølsebane Mellomvind0.7781
Tretall Pølsebane Mye vind0.8811
Distanseseilas ett tall (OSN 8-16kn)0.8718
Distanseseilas ett tall (APH 6-20kn)0.9484
Enkeltall Motvind0.8746
Enkeltall Medvind0.9346
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low810.50.7403
Triple Number Coastal/Long Distance Medium628.30.9549
Triple Number Coastal/Long Distance High564.51.0628
Triple Number Windward/Leeward Low1045.10.5741
Triple Number Windward/Leeward Medium771.10.7781
Triple Number Windward/Leeward High681.00.8811
Coastal/Long Distance688.20.8718
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind686.10.8746
Predominantly Downwind642.00.9346
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore667.40.8990
Cape Doctor Coastal552.71.0857
Triple Number Coastal/Long Distance Low810.50.7403
Triple Number Coastal/Long Distance Medium628.30.9549
Triple Number Coastal/Long Distance High564.51.0628
Triple Number Windward/Leeward Low1045.10.5741
Triple Number Windward/Leeward Medium771.10.7781
Triple Number Windward/Leeward High681.00.8811
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7403
Triple Number Coastal/Long Distance Medium0.9549
Triple Number Coastal/Long Distance High1.0628
Triple Number Windward/Leeward Low0.5741
Triple Number Windward/Leeward Medium0.7781
Triple Number Windward/Leeward High0.8811
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7403
Triple Number Coastal/Long Distance Medium0.9549
Triple Number Coastal/Long Distance High1.0628
Triple Number Windward/Leeward Low0.5741
Triple Number Windward/Leeward Medium0.7781
Triple Number Windward/Leeward High0.8811
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance688.20.8718
Triple Number Coastal/Long Distance Low810.50.7403
Triple Number Coastal/Long Distance Medium628.30.9549
Triple Number Coastal/Long Distance High564.51.0628
Triple Number Windward/Leeward Low1045.10.5741
Triple Number Windward/Leeward Medium771.10.7781
Triple Number Windward/Leeward High681.00.8811
Predominantly Upwind686.10.8746
Predominantly Downwind642.00.9346
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1161.7874.8730.7652.3608.9573.6515.9
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance688.20.8718
Triple Number Coastal/Long Distance Low810.50.7403
Triple Number Coastal/Long Distance Medium628.30.9549
Triple Number Coastal/Long Distance High564.51.0628
Triple Number Windward/Leeward Low1045.10.5741
Triple Number Windward/Leeward Medium771.10.7781
Triple Number Windward/Leeward High681.00.8811
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1161.7874.8730.7652.3608.9573.6515.9
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low810.50.7403
Triple Number All Purpose Medium628.30.9549
Triple Number All Purpose High564.51.0628
Triple Number Windward/Leeward Low1045.10.5741
Triple Number Windward/Leeward Medium771.10.7781
Triple Number Windward/Leeward High681.00.8811
Predominantly Upwind686.10.8746
Predominantly Downwind642.00.9346
Predominantly Upwind Low894.60.6707
Predominantly Upwind Medium707.40.8481
Predominantly Upwind High674.50.8895
Predominantly Downwind Low895.50.6700
Predominantly Downwind Medium635.90.9436
Predominantly Downwind High522.61.1481
Chicago-Mac Upwind0.8601
Chicago-Mac All Purpose0.8869
Chicago-Mac Downwind0.9184
Bayview-Mac Cove Island0.8284
Bayview-Mac Shore0.8368
Harvest Moon Regatta543.71.1035
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy667.90.8984
San Francisco Bay Medium764.60.7848
Predominantly Reaching601.80.9970
Predominantly Reaching Low737.30.8137
Predominantly Reaching Medium596.41.0061
Predominantly Reaching High523.61.1458
Windward/Leeward 60-40 Low1047.50.5728
Windward/Leeward 60-40 Medium796.60.7532
Windward/Leeward 60-40 High727.10.8252
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1143.60.5247
5-Band Low / Medium953.90.6290
5-Band Medium758.50.7910
5-Band Medium / High689.20.8706
5-Band High664.30.9032
ORC Ref  03190002HN6Issued on 12/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

ARDUINA

ITA-10755

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)
ClassComet 28 raceMeasurement01/02/1986HINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA8.305Max. Beam2.472Draft1.449Displacement1,799Wetted area13.61IMS L7.293LSM07.014Acc. length8.034Sink (kg/mm) 10.02
VCGD0.020VCGM0.094RM Rated (kg·m) 32.1Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.300PBWPIPA0.0026
EDL1.500ST10.048ST20.170
ST30.170ST40.088ST50.250
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays1Spreaders1Rotating mastNo
P9.600IG8.560ISP9.050MDT10.093MDL10.120MDT20.090MDL20.090TL2.000MW0.120GO0.130
E3.200J2.950BAS1.210FSD0.035SFJ0.120SPL3.230WPLTPSBD0.100MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.000Flotation Date01/02/1986MeasurerComment
SFFP0.350FFMFF1.035LCFcl4.636SG1.0209
SAFP7.495FAMFA0.841LCFsh4.794HBI0.943
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03190002HN6Issued on 12/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

ARDUINA

ITA-10755

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.000.711.232.102.8118.79* Copied from legacy *
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.030.551.112.303.524.148.85NoNo 19.7620/05/2021
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentA9.219.219.215.405.0040.83* Copied from legacy *
ORC Ref  03190002HN6Issued on 12/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org