International
Certificate
2023

Boat

DARA 3

ITA-15712

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 Angles43.0°40.8°38.8°38.1°38.2°38.1°38.2°
Beat VMG4.064.975.495.715.835.905.93
52°6.197.337.898.108.228.308.37
60°6.527.588.118.358.498.588.69
75°6.737.748.288.658.899.059.25
90°6.577.708.238.689.119.449.84
110°6.657.898.569.009.359.6810.30
120°6.487.808.539.179.7210.1611.04
135°5.807.258.148.809.4810.2712.29
150°4.896.197.308.108.629.1510.66
Run VMG4.235.366.327.027.467.929.23
Gybe Angles143.0°146.0°148.9°151.2°149.6°147.5°143.5°

APH: 481.2

CDL: 11.517

GPH: 538.4

CertNo: 23/1

BOAT
ClassSLY 42DesignerLostuzziBuilderSly YachtsAge date10/2007Series date05/2007Offset fileSLY42.OFFData fileI15712
HULL
Length Overall12.840 mMaximum Beam3.800 mDraft2.565 mDisplacement6,765 kgDLR4.5082IMS DivisionCruiser/RacerDynamic Allowance0.010%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.450m
CREW
Maximum weight900 kgMinimum weight675 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail58.5659.77Headsail Luffed47.7947.79Headsail FlyingSymmetricAsymmetric174.90174.90 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail17.05Storm Jib14.48Heavy Weather Jib39.09
SAIL LIMITS
Headsails6  Spinnakers5
STABILITY
Righting Moment237.0 kg·mStability Index123.8
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  03190002EUSIssued on 29/03/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

DARA 3

ITA-15712

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 VMG885.7724.8656.0630.8617.8610.1606.6
52°581.6491.4456.2444.2437.8433.8430.0
60°552.5474.8443.7431.3424.2419.6414.4
75°534.8465.2434.8416.2405.1397.9389.3
90°548.4467.4437.5414.7395.3381.2365.8
110°541.3456.1420.3399.9384.9372.0349.6
120°555.7461.5422.0392.5370.3354.5326.2
135°620.2496.8442.1409.1379.7350.5292.9
150°736.6581.7493.2444.5417.8393.7337.8
Run VMG850.5671.7569.4512.5482.4454.6390.1
Selected Courses
Windward / Leeward868.1698.3612.7571.6550.1532.3498.4
All purpose669.3550.1495.0466.7449.0434.6409.7
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward595.41.0077
All purpose481.21.2468
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low609.80.9840
Triple Number Coastal/Long Distance Medium478.71.2535
Triple Number Coastal/Long Distance High428.81.3991
Triple Number Windward/Leeward Low783.20.7661
Triple Number Windward/Leeward Medium590.51.0161
Triple Number Windward/Leeward High524.11.1449
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance523.01.1472
Triple Number Coastal/Long Distance Low609.80.9840
Triple Number Coastal/Long Distance Medium478.71.2535
Triple Number Coastal/Long Distance High428.81.3991
Triple Number Windward/Leeward Low783.20.7661
Triple Number Windward/Leeward Medium590.51.0161
Triple Number Windward/Leeward High524.11.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance866.4657.9554.9497.8465.9438.5391.8
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8876
Downwind "popa"1.0684
70% up, 30% down "Ilhabela"0.9351
30% up, 70% down "Ilhabela-inverso"1.0068
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low609.80.9840
Triple Number Coastal/Long Distance Medium478.71.2535
Triple Number Coastal/Long Distance High428.81.3991
Triple Number Windward/Leeward Low783.20.7661
Triple Number Windward/Leeward Medium590.51.0161
Triple Number Windward/Leeward High524.11.1449
Predominantly Upwind521.01.1516
Predominantly Downwind485.91.2348
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low609.80.9840
Triple Number All Purpose Medium478.71.2535
Triple Number All Purpose High428.81.3991
Triple Number Windward/Leeward Low783.20.7661
Triple Number Windward/Leeward Medium590.51.0161
Triple Number Windward/Leeward High524.11.1449
Predominantly Upwind521.01.1516
Predominantly Downwind485.91.2348
Predominantly Upwind Low677.50.8857
Predominantly Upwind Medium539.51.1121
Predominantly Upwind High508.31.1805
Predominantly Downwind Low665.70.9013
Predominantly Downwind Medium484.01.2397
Predominantly Downwind High401.81.4932
Chicago-Mac Upwind1.1320
Chicago-Mac All Purpose1.1693
Chicago-Mac Downwind1.2135
Bayview-Mac Cove Island1.0918
Bayview-Mac Shore1.1018
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching455.41.3174
Predominantly Reaching Low553.81.0835
Predominantly Reaching Medium451.91.3278
Predominantly Reaching High392.81.5275
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low855.00.7017
5-Band Low / Medium717.80.8359
5-Band Medium582.11.0307
5-Band Medium / High532.91.1259
5-Band High504.31.1899
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance523.01.1472
Triple Number Coastal/Long Distance Low609.80.9840
Triple Number Coastal/Long Distance Medium478.71.2535
Triple Number Coastal/Long Distance High428.81.3991
Triple Number Windward/Leeward Low783.20.7661
Triple Number Windward/Leeward Medium590.51.0161
Triple Number Windward/Leeward High524.11.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance866.4657.9554.9497.8465.9438.5391.8
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance523.01.1472
Triple Number Coastal/Long Distance Low609.80.9840
Triple Number Coastal/Long Distance Medium478.71.2535
Triple Number Coastal/Long Distance High428.81.3991
Triple Number Windward/Leeward Low783.20.7661
Triple Number Windward/Leeward Medium590.51.0161
Triple Number Windward/Leeward High524.11.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance866.4657.9554.9497.8465.9438.5391.8
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance523.0
Triple Number Coastal/Long Distance Low609.8
Triple Number Coastal/Long Distance Medium478.7
Triple Number Coastal/Long Distance High428.8
Triple Number Windward/Leeward Low783.2
Triple Number Windward/Leeward Medium590.5
Triple Number Windward/Leeward High524.1
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance866.4657.9554.9497.8465.9438.5391.8
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance523.01.1472
Triple Number Coastal/Long Distance Low609.80.9840
Triple Number Coastal/Long Distance Medium478.71.2535
Triple Number Coastal/Long Distance High428.81.3991
Triple Number Windward/Leeward Low783.20.7661
Triple Number Windward/Leeward Medium590.51.0161
Triple Number Windward/Leeward High524.11.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance866.4657.9554.9497.8465.9438.5391.8
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)523.01.1472
Triple Number Coastal/Long Distance Low609.80.9840
Triple Number Coastal/Long Distance Medium478.71.2535
Triple Number Coastal/Long Distance High428.81.3991
Triple Number Windward/Leeward Low783.20.7661
Triple Number Windward/Leeward Medium590.51.0161
Triple Number Windward/Leeward High524.11.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance866.4657.9554.9497.8465.9438.5391.8
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low609.80.9840
Triple Number Coastal/Long Distance Medium478.71.2535
Triple Number Coastal/Long Distance High428.81.3991
Triple Number Windward/Leeward Low783.20.7661
Triple Number Windward/Leeward Medium590.51.0161
Triple Number Windward/Leeward High524.11.1449
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9840
Triple Number Coastal/Long Distance Medium1.2535
Triple Number Coastal/Long Distance High1.3991
Triple Number Windward/Leeward Low0.7661
Triple Number Windward/Leeward Medium1.0161
Triple Number Windward/Leeward High1.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance866.4657.9554.9497.8465.9438.5391.8
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance523.01.1472
Triple Number Coastal/Long Distance Low609.80.9840
Triple Number Coastal/Long Distance Medium478.71.2535
Triple Number Coastal/Long Distance High428.81.3991
Triple Number Windward/Leeward Low783.20.7661
Triple Number Windward/Leeward Medium590.51.0161
Triple Number Windward/Leeward High524.11.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance866.4657.9554.9497.8465.9438.5391.8
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low609.80.9840
Triple Number Coastal/Long Distance Medium478.71.2535
Triple Number Coastal/Long Distance High428.81.3991
Triple Number Windward/Leeward Low783.20.7661
Triple Number Windward/Leeward Medium590.51.0161
Triple Number Windward/Leeward High524.11.1449
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance523.01.1472
Triple Number Coastal/Long Distance Low609.80.9840
Triple Number Coastal/Long Distance Medium478.71.2535
Triple Number Coastal/Long Distance High428.81.3991
Triple Number Windward/Leeward Low783.20.7661
Triple Number Windward/Leeward Medium590.51.0161
Triple Number Windward/Leeward High524.11.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance866.4657.9554.9497.8465.9438.5391.8
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low783.20.7661
Triple Number Windward/Leeward Medium590.51.0161
Triple Number Windward/Leeward High524.11.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance866.4657.9554.9497.8465.9438.5391.8
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low609.8
Triple Number Coastal/Long Distance Medium478.7
Triple Number Coastal/Long Distance High428.8
Triple Number Windward/Leeward Low783.2
Triple Number Windward/Leeward Medium590.5
Triple Number Windward/Leeward High524.1
Predominantly Upwind521.0
Predominantly Downwind485.9
Predominantly Reaching465.6
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance523.01.1472
Triple Number Coastal/Long Distance Low609.80.9840
Triple Number Coastal/Long Distance Medium478.71.2535
Triple Number Coastal/Long Distance High428.81.3991
Triple Number Windward/Leeward Low783.20.7661
Triple Number Windward/Leeward Medium590.51.0161
Triple Number Windward/Leeward High524.11.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance866.4657.9554.9497.8465.9438.5391.8
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9840
Triple Number Coastal/Long Distance Medium1.2535
Triple Number Coastal/Long Distance High1.3991
Triple Number Windward/Leeward Low0.7661
Triple Number Windward/Leeward Medium1.0161
Triple Number Windward/Leeward High1.1449
Coastal/Long Distance1.1472
Predominantly Upwind1.1516
Predominantly Downwind1.2348
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.9840
Tretall Distanseseilas Mellomvind1.2535
Tretall Distanseseilas Mye vind1.3991
Tretall Pølsebane Lite vind0.7661
Tretall Pølsebane Mellomvind1.0161
Tretall Pølsebane Mye vind1.1449
Distanseseilas ett tall (OSN 8-16kn)1.1472
Distanseseilas ett tall (APH 6-20kn)1.2468
Enkeltall Motvind1.1516
Enkeltall Medvind1.2348
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low609.80.9840
Triple Number Coastal/Long Distance Medium478.71.2535
Triple Number Coastal/Long Distance High428.81.3991
Triple Number Windward/Leeward Low783.20.7661
Triple Number Windward/Leeward Medium590.51.0161
Triple Number Windward/Leeward High524.11.1449
Coastal/Long Distance523.01.1472
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind521.01.1516
Predominantly Downwind485.91.2348
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore508.61.1798
Cape Doctor Coastal417.21.4383
Triple Number Coastal/Long Distance Low609.80.9840
Triple Number Coastal/Long Distance Medium478.71.2535
Triple Number Coastal/Long Distance High428.81.3991
Triple Number Windward/Leeward Low783.20.7661
Triple Number Windward/Leeward Medium590.51.0161
Triple Number Windward/Leeward High524.11.1449
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9840
Triple Number Coastal/Long Distance Medium1.2535
Triple Number Coastal/Long Distance High1.3991
Triple Number Windward/Leeward Low0.7661
Triple Number Windward/Leeward Medium1.0161
Triple Number Windward/Leeward High1.1449
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9840
Triple Number Coastal/Long Distance Medium1.2535
Triple Number Coastal/Long Distance High1.3991
Triple Number Windward/Leeward Low0.7661
Triple Number Windward/Leeward Medium1.0161
Triple Number Windward/Leeward High1.1449
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance523.01.1472
Triple Number Coastal/Long Distance Low609.80.9840
Triple Number Coastal/Long Distance Medium478.71.2535
Triple Number Coastal/Long Distance High428.81.3991
Triple Number Windward/Leeward Low783.20.7661
Triple Number Windward/Leeward Medium590.51.0161
Triple Number Windward/Leeward High524.11.1449
Predominantly Upwind521.01.1516
Predominantly Downwind485.91.2348
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance866.4657.9554.9497.8465.9438.5391.8
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance523.01.1472
Triple Number Coastal/Long Distance Low609.80.9840
Triple Number Coastal/Long Distance Medium478.71.2535
Triple Number Coastal/Long Distance High428.81.3991
Triple Number Windward/Leeward Low783.20.7661
Triple Number Windward/Leeward Medium590.51.0161
Triple Number Windward/Leeward High524.11.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance866.4657.9554.9497.8465.9438.5391.8
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low609.80.9840
Triple Number All Purpose Medium478.71.2535
Triple Number All Purpose High428.81.3991
Triple Number Windward/Leeward Low783.20.7661
Triple Number Windward/Leeward Medium590.51.0161
Triple Number Windward/Leeward High524.11.1449
Predominantly Upwind521.01.1516
Predominantly Downwind485.91.2348
Predominantly Upwind Low677.50.8857
Predominantly Upwind Medium539.51.1121
Predominantly Upwind High508.31.1805
Predominantly Downwind Low665.70.9013
Predominantly Downwind Medium484.01.2397
Predominantly Downwind High401.81.4932
Chicago-Mac Upwind1.1320
Chicago-Mac All Purpose1.1693
Chicago-Mac Downwind1.2135
Bayview-Mac Cove Island1.0918
Bayview-Mac Shore1.1018
Harvest Moon Regatta415.01.4459
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy507.21.1830
San Francisco Bay Medium579.81.0349
Predominantly Reaching455.41.3174
Predominantly Reaching Low553.81.0835
Predominantly Reaching Medium451.91.3278
Predominantly Reaching High392.81.5275
Windward/Leeward 60-40 Low787.60.7618
Windward/Leeward 60-40 Medium608.60.9858
Windward/Leeward 60-40 High553.51.0839
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low855.00.7017
5-Band Low / Medium717.80.8359
5-Band Medium582.11.0307
5-Band Medium / High532.91.1259
5-Band High504.31.1899
ORC Ref  03190002EUSIssued on 29/03/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

DARA 3

ITA-15712

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)
ClassSLY 42Measurement14/07/2022HINPlan reviewHull constructionCarbonCarbon RudderYesLight stanchionsNoTrim tabNo
LOA12.840Max. Beam3.800Draft2.565Displacement6,765Wetted area33.58IMS L11.827LSM011.448Acc. length12.350Sink (kg/mm) 26.06
VCGD-0.056VCGM-0.086RM Rated (kg·m) 237.0Limit of positive stability(°) 122.0Stability Index123.8
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.450PBW0.110PIPA0.0032
EDL2.150ST10.048ST20.170
ST30.170ST40.098ST50.298
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P16.880IG16.940ISP19.130MDT10.124MDL10.252MDT20.104MDL20.180TL1.200MW0.252GO0.275
E5.770J5.250BAS1.670FSD0.035SFJSPLWPLTPS6.900BD0.240MWT205.00MCG6.800
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date02/04/2016MeasurerFIV-134Comment
SFFP0.432FFM1.454FF1.456LCFcl7.182SG1.0090
SAFP12.646FAM1.059FA1.067LCFsh7.420HBI1.290
W1113.0W2113.0W3113.0W4113.0LCFD
PD1436.6PD2442.1PD3441.0PD4442.1
WD11.600PLM9000.00GSA1.0RSA1.0RM234.4
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGApvcFuel1204010.600.40Bpvc 2x120Water24005.800.20Total deductible3410.600.40
OTHER ITEMSIdKindDescriptionWeightLCGVCGAMiscellaneousboiler 20 l010.100.00ABattery2x100 Ah stbd706.300.00BBattery100 Ah3510.100.00AEngineVolvo 40 hpTotal deductible0
ORC Ref  03190002EUSIssued on 29/03/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

DARA 3

ITA-15712

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentB0.181.262.213.774.8958.5627/05/2020
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentE0.130.861.572.924.125.1817.10NoNo 47.7914/07/2022JLD0.130.821.482.743.975.1817.14NoNo 46.2927/02/2017C0.000.000.000.000.003.178.19NoNo 13.2102/04/2016
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA21.3118.4419.8810.5010.8097%174.9002/04/2016D21.1018.7019.9010.4510.8796%174.6914/07/2022A1.5C20.7718.1319.459.4710.3492%156.3111/10/2007
ORC Ref  03190002EUSIssued on 29/03/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org