International
Certificate
2023

Boat

CASAPROGETTATA.IT

MLT-41

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 Angles42.6°40.6°38.8°37.8°37.6°37.5°38.4°
Beat VMG3.954.775.245.435.545.595.60
52°5.987.007.507.697.797.867.91
60°6.277.237.707.918.028.098.16
75°6.477.377.858.148.338.458.60
90°6.347.337.848.208.518.769.08
110°6.307.478.088.508.779.029.44
120°6.147.368.028.539.009.4010.05
135°5.516.827.678.228.759.3010.71
150°4.645.876.907.628.058.419.22
Run VMG4.025.085.986.606.977.448.28
Gybe Angles142.9°146.6°149.2°150.3°150.5°173.0°175.7°

APH: 509.5

CDL: 10.643

GPH: 568.1

CertNo: 23/3

BOAT
ClassX-41DesignerJeppesenBuilderX-YachtsAge date01/2007Series date01/2006Offset fileX41.OD.OFFData fileMLT41
HULL
Length Overall12.350 mMaximum Beam3.646 mDraft2.507 mDisplacement7,081 kgDLR5.5300IMS DivisionCruiser/RacerDynamic Allowance0.010%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.430m
CREW
Maximum weight670 kgMinimum weight503 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail51.2552.26Headsail Luffed46.0546.05Headsail FlyingSymmetricAsymmetric138.61138.61 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail15.21Storm Jib14.64Heavy Weather Jib39.52
SAIL LIMITS
Headsails6  Spinnakers5
STABILITY
Righting Moment197.5 kg·mStability Index128.2
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.

International
Certificate
2023

Boat

CASAPROGETTATA.IT

MLT-41

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 VMG910.7754.0687.4662.4650.3643.6643.0
52°602.2514.2480.1468.1461.9458.3455.3
60°574.2498.0467.6455.2449.1445.2441.2
75°556.8488.5458.6442.1432.0425.8418.5
90°568.0491.2459.2438.8423.1410.9396.3
110°571.2481.9445.6423.8410.6399.3381.3
120°586.2489.3448.8422.2400.1383.2358.3
135°653.6528.1469.1437.8411.6386.9336.1
150°775.9613.6521.7472.7447.3427.8390.5
Run VMG895.9708.5602.4545.7516.3484.0434.8
Selected Courses
Windward / Leeward903.3731.2644.9604.0583.3563.8538.9
All purpose697.5577.7521.8494.2477.8464.4445.3
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward628.50.9547
All purpose509.51.1775
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low637.60.9410
Triple Number Coastal/Long Distance Medium506.31.1851
Triple Number Coastal/Long Distance High460.61.3026
Triple Number Windward/Leeward Low817.30.7341
Triple Number Windward/Leeward Medium623.10.9630
Triple Number Windward/Leeward High559.31.0727
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance553.01.0849
Triple Number Coastal/Long Distance Low637.60.9410
Triple Number Coastal/Long Distance Medium506.31.1851
Triple Number Coastal/Long Distance High460.61.3026
Triple Number Windward/Leeward Low817.30.7341
Triple Number Windward/Leeward Medium623.10.9630
Triple Number Windward/Leeward High559.31.0727
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance902.6689.6584.5527.0495.7468.6426.0
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8482
Downwind "popa"1.0030
70% up, 30% down "Ilhabela"0.8894
30% up, 70% down "Ilhabela-inverso"0.9509
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low637.60.9410
Triple Number Coastal/Long Distance Medium506.31.1851
Triple Number Coastal/Long Distance High460.61.3026
Triple Number Windward/Leeward Low817.30.7341
Triple Number Windward/Leeward Medium623.10.9630
Triple Number Windward/Leeward High559.31.0727
Predominantly Upwind549.01.0930
Predominantly Downwind516.21.1624
Custom scoring options for Canada
Scoring OptionTime On
Distance
Time On
Time
Triple Number All Purpose Low637.60.9410
Triple Number All Purpose Medium506.31.1851
Triple Number All Purpose High460.61.3026
Triple Number Windward/Leeward Low817.30.7341
Triple Number Windward/Leeward Medium623.10.9630
Triple Number Windward/Leeward High559.31.0727
Predominantly Upwind549.01.0930
Predominantly Downwind516.21.1624
Predominantly Upwind Low704.70.8515
Predominantly Upwind Medium567.51.0573
Predominantly Upwind High539.01.1132
Predominantly Downwind Low699.20.8582
Predominantly Downwind Medium514.61.1661
Predominantly Downwind High437.21.3723
Chicago-Mac Upwind1.0750
Chicago-Mac All Purpose1.1065
Chicago-Mac Downwind1.1435
Bayview-Mac Cove Island1.0383
Bayview-Mac Shore1.0478
Victoria-Maui1.2130
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance553.01.0849
Triple Number Coastal/Long Distance Low637.60.9410
Triple Number Coastal/Long Distance Medium506.31.1851
Triple Number Coastal/Long Distance High460.61.3026
Triple Number Windward/Leeward Low817.30.7341
Triple Number Windward/Leeward Medium623.10.9630
Triple Number Windward/Leeward High559.31.0727
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance902.6689.6584.5527.0495.7468.6426.0
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance553.01.0849
Triple Number Coastal/Long Distance Low637.60.9410
Triple Number Coastal/Long Distance Medium506.31.1851
Triple Number Coastal/Long Distance High460.61.3026
Triple Number Windward/Leeward Low817.30.7341
Triple Number Windward/Leeward Medium623.10.9630
Triple Number Windward/Leeward High559.31.0727
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance902.6689.6584.5527.0495.7468.6426.0
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance553.0
Triple Number Coastal/Long Distance Low637.6
Triple Number Coastal/Long Distance Medium506.3
Triple Number Coastal/Long Distance High460.6
Triple Number Windward/Leeward Low817.3
Triple Number Windward/Leeward Medium623.1
Triple Number Windward/Leeward High559.3
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance902.6689.6584.5527.0495.7468.6426.0
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance553.01.0849
Triple Number Coastal/Long Distance Low637.60.9410
Triple Number Coastal/Long Distance Medium506.31.1851
Triple Number Coastal/Long Distance High460.61.3026
Triple Number Windward/Leeward Low817.30.7341
Triple Number Windward/Leeward Medium623.10.9630
Triple Number Windward/Leeward High559.31.0727
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance902.6689.6584.5527.0495.7468.6426.0
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)553.01.0849
Triple Number Coastal/Long Distance Low637.60.9410
Triple Number Coastal/Long Distance Medium506.31.1851
Triple Number Coastal/Long Distance High460.61.3026
Triple Number Windward/Leeward Low817.30.7341
Triple Number Windward/Leeward Medium623.10.9630
Triple Number Windward/Leeward High559.31.0727
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance902.6689.6584.5527.0495.7468.6426.0
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low637.60.9410
Triple Number Coastal/Long Distance Medium506.31.1851
Triple Number Coastal/Long Distance High460.61.3026
Triple Number Windward/Leeward Low817.30.7341
Triple Number Windward/Leeward Medium623.10.9630
Triple Number Windward/Leeward High559.31.0727
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9410
Triple Number Coastal/Long Distance Medium1.1851
Triple Number Coastal/Long Distance High1.3026
Triple Number Windward/Leeward Low0.7341
Triple Number Windward/Leeward Medium0.9630
Triple Number Windward/Leeward High1.0727
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance902.6689.6584.5527.0495.7468.6426.0
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance553.01.0849
Triple Number Coastal/Long Distance Low637.60.9410
Triple Number Coastal/Long Distance Medium506.31.1851
Triple Number Coastal/Long Distance High460.61.3026
Triple Number Windward/Leeward Low817.30.7341
Triple Number Windward/Leeward Medium623.10.9630
Triple Number Windward/Leeward High559.31.0727
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance902.6689.6584.5527.0495.7468.6426.0
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low637.60.9410
Triple Number Coastal/Long Distance Medium506.31.1851
Triple Number Coastal/Long Distance High460.61.3026
Triple Number Windward/Leeward Low817.30.7341
Triple Number Windward/Leeward Medium623.10.9630
Triple Number Windward/Leeward High559.31.0727
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance553.01.0849
Triple Number Coastal/Long Distance Low637.60.9410
Triple Number Coastal/Long Distance Medium506.31.1851
Triple Number Coastal/Long Distance High460.61.3026
Triple Number Windward/Leeward Low817.30.7341
Triple Number Windward/Leeward Medium623.10.9630
Triple Number Windward/Leeward High559.31.0727
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance902.6689.6584.5527.0495.7468.6426.0
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Triple Number Windward/Leeward Low817.30.7341
Triple Number Windward/Leeward Medium623.10.9630
Triple Number Windward/Leeward High559.31.0727
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance902.6689.6584.5527.0495.7468.6426.0
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low637.6
Triple Number Coastal/Long Distance Medium506.3
Triple Number Coastal/Long Distance High460.6
Triple Number Windward/Leeward Low817.3
Triple Number Windward/Leeward Medium623.1
Triple Number Windward/Leeward High559.3
Predominantly Upwind549.0
Predominantly Downwind516.2
Predominantly Reaching494.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance553.01.0849
Triple Number Coastal/Long Distance Low637.60.9410
Triple Number Coastal/Long Distance Medium506.31.1851
Triple Number Coastal/Long Distance High460.61.3026
Triple Number Windward/Leeward Low817.30.7341
Triple Number Windward/Leeward Medium623.10.9630
Triple Number Windward/Leeward High559.31.0727
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance902.6689.6584.5527.0495.7468.6426.0
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9410
Triple Number Coastal/Long Distance Medium1.1851
Triple Number Coastal/Long Distance High1.3026
Triple Number Windward/Leeward Low0.7341
Triple Number Windward/Leeward Medium0.9630
Triple Number Windward/Leeward High1.0727
Coastal/Long Distance1.0849
Predominantly Upwind1.0930
Predominantly Downwind1.1624
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.9410
Tretall Distanseseilas Mellomvind1.1851
Tretall Distanseseilas Mye vind1.3026
Tretall Pølsebane Lite vind0.7341
Tretall Pølsebane Mellomvind0.9630
Tretall Pølsebane Mye vind1.0727
Distanseseilas ett tall (OSN 8-16kn)1.0849
Distanseseilas ett tall (APH 6-20kn)1.1775
Enkeltall Motvind1.0930
Enkeltall Medvind1.1624
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low637.60.9410
Triple Number Coastal/Long Distance Medium506.31.1851
Triple Number Coastal/Long Distance High460.61.3026
Triple Number Windward/Leeward Low817.30.7341
Triple Number Windward/Leeward Medium623.10.9630
Triple Number Windward/Leeward High559.31.0727
Coastal/Long Distance553.01.0849
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind549.01.0930
Predominantly Downwind516.21.1624
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore546.41.0982
Cape Doctor Coastal451.01.3303
Triple Number Coastal/Long Distance Low637.60.9410
Triple Number Coastal/Long Distance Medium506.31.1851
Triple Number Coastal/Long Distance High460.61.3026
Triple Number Windward/Leeward Low817.30.7341
Triple Number Windward/Leeward Medium623.10.9630
Triple Number Windward/Leeward High559.31.0727
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9410
Triple Number Coastal/Long Distance Medium1.1851
Triple Number Coastal/Long Distance High1.3026
Triple Number Windward/Leeward Low0.7341
Triple Number Windward/Leeward Medium0.9630
Triple Number Windward/Leeward High1.0727
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9410
Triple Number Coastal/Long Distance Medium1.1851
Triple Number Coastal/Long Distance High1.3026
Triple Number Windward/Leeward Low0.7341
Triple Number Windward/Leeward Medium0.9630
Triple Number Windward/Leeward High1.0727
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance553.01.0849
Triple Number Coastal/Long Distance Low637.60.9410
Triple Number Coastal/Long Distance Medium506.31.1851
Triple Number Coastal/Long Distance High460.61.3026
Triple Number Windward/Leeward Low817.30.7341
Triple Number Windward/Leeward Medium623.10.9630
Triple Number Windward/Leeward High559.31.0727
Predominantly Upwind549.01.0930
Predominantly Downwind516.21.1624
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance902.6689.6584.5527.0495.7468.6426.0
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance553.01.0849
Triple Number Coastal/Long Distance Low637.60.9410
Triple Number Coastal/Long Distance Medium506.31.1851
Triple Number Coastal/Long Distance High460.61.3026
Triple Number Windward/Leeward Low817.30.7341
Triple Number Windward/Leeward Medium623.10.9630
Triple Number Windward/Leeward High559.31.0727
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance902.6689.6584.5527.0495.7468.6426.0
Custom scoring options for United States of America
Scoring OptionTime On
Distance
Time On
Time
Triple Number All Purpose Low637.60.9410
Triple Number All Purpose Medium506.31.1851
Triple Number All Purpose High460.61.3026
Triple Number Windward/Leeward Low817.30.7341
Triple Number Windward/Leeward Medium623.10.9630
Triple Number Windward/Leeward High559.31.0727
Predominantly Upwind549.01.0930
Predominantly Downwind516.21.1624
Predominantly Upwind Low704.70.8515
Predominantly Upwind Medium567.51.0573
Predominantly Upwind High539.01.1132
Predominantly Downwind Low699.20.8582
Predominantly Downwind Medium514.61.1661
Predominantly Downwind High437.21.3723
Chicago-Mac Upwind1.0750
Chicago-Mac All Purpose1.1065
Chicago-Mac Downwind1.1435
Bayview-Mac Cove Island1.0383
Bayview-Mac Shore1.0478
Harvest Moon Regatta444.51.3499
Victoria-Maui1.2130
Scoring OptionTime On
Distance
Time On
Time
San Francisco Bay Heavy542.21.1065
San Francisco Bay Medium611.50.9812
Predominantly Reaching1.2415
Predominantly Reaching Low1.0336
Predominantly Reaching Medium1.2533
Predominantly Reaching High1.4140
Windward/Leeward 60-40 Low820.30.7314
Windward/Leeward 60-40 Medium640.90.9362
Windward/Leeward 60-40 High588.51.0195
5-Band
Windward/Leeward
Time On
Distance
Time On
Time
5-Band Low890.10.6741
5-Band Low / Medium751.20.7988
5-Band Medium614.60.9763
5-Band Medium / High566.31.0594
5-Band High543.21.1046

International
Certificate
2023

Boat

CASAPROGETTATA.IT

MLT-41

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)
ClassX-41Measurement08/03/2023HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA12.350Max. Beam3.646Draft2.507Displacement7,081Wetted area31.16IMS L11.124LSM010.858Acc. length11.850Sink (kg/mm) 23.26
VCGD-0.053VCGM-0.082RM Rated (kg·m) 197.5Limit of positive stability(°) 124.3Stability Index128.2
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.430PBW0.110PIPA0.0040
EDL1.890ST10.065ST20.180
ST30.180ST40.110ST50.320
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P15.800IG17.040ISP18.200MDT10.130MDL10.255MDT20.121MDL20.200TL0.930MW0.255GO0.275
E5.500J4.915BAS1.865FSD0.038SFJ0.250SPLWPLTPS5.660BD0.200MWT202.00MCG5.515
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date12/03/2019MeasurerFIV-120Comment
SFFP0.200FFM1.436FF1.439LCFcl6.947SG1.0250
SAFP11.995FAM1.083FA1.084LCFsh7.167HBI1.203
W1110.0W2110.0W3110.0W4110.0
PD1543.4PD2539.5PD3540.0PD4539.9
WD12.300PLM9000.00GSA1.0RSA1.0RM197.1
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGAinoxFuel90506.400.00BpvcWater18006.500.00Total deductible426.400.00
OTHER ITEMSIdKindDescriptionWeightLCGVCGABatteryservices354.700.00BBatteryengine357.600.00AEngineVolvo 40 hpTotal deductible0

International
Certificate
2023

Boat

CASAPROGETTATA.IT

MLT-41

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.111.202.093.494.5451.2508/03/2023
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentD0.080.771.432.744.035.2217.03NoNo 46.0515/09/2021C0.120.761.442.723.975.2016.95NoNo 45.5225/05/2015
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentE19.4216.7718.109.378.48110%138.6108/03/2023A2F19.4216.7718.109.378.48110%138.6108/03/2202A2C19.3216.8518.098.938.50105%133.2917/09/2020A2