International
Certificate
2022

Boat

SIDERACORDIS

ITA-41048

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°41.4°40.0°38.4°37.8°37.8°37.8°
Beat VMG3.814.645.225.465.575.665.77
52°5.806.927.537.737.827.878.02
60°6.137.207.727.948.048.108.25
75°6.557.547.888.168.388.508.60
90°6.777.718.158.438.648.879.24
110°6.517.588.108.579.079.5110.13
120°6.157.337.978.479.009.5610.58
135°5.446.747.648.148.659.2310.67
150°4.595.786.857.638.118.599.71
Run VMG3.985.015.946.717.327.858.74
Gybe Angles142.4°146.9°150.2°156.5°166.4°177.2°175.4°

APH: 506.4

CDL: 10.698

GPH: 566.7

CertNo: 22/2

BOAT
ClassX-41DesignerJeppesenBuilderX-YachtsAge date07/2008Series date01/2006Offset fileX41.OD.OFFData fileI41048
HULL
Length Overall12.350 mMaximum Beam3.646 mDraft2.502 mDisplacement6,951 kgDLR5.1439IMS DivisionCruiser/RacerDynamic Allowance0.008%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.450m
CREW
Maximum weight865 kgMinimum weight649 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail52.8553.89Headsail Luffed45.7745.77Headsail FlyingSymmetric130.50130.50Asymmetric98.17107.74 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS (m²)
Trysail15.46Storm Jib14.68Heavy Weather Jib39.64
SAIL LIMITS
Headsails6  Spinnakers4 * Asymmetric may be tacked on the pole
STABILITY
Righting Moment190.6 kg·mStability Index125.9
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
2022

Boat

SIDERACORDIS

ITA-41048

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 VMG945.6776.2689.4659.2646.5636.2624.2
52°620.4520.0478.3465.6460.2457.4449.1
60°587.1500.2466.5453.5447.9444.7436.3
75°549.8477.5457.0441.1429.7423.5418.4
90°532.1466.7441.6427.2416.8405.9389.5
110°552.6475.0444.7419.9397.0378.5355.5
120°585.8491.2451.7424.9399.8376.7340.2
135°662.1534.5471.4442.3416.0389.9337.5
150°784.2622.6525.5471.7443.8419.1370.8
Run VMG905.6719.0606.6536.6491.6458.9412.1
Selected Courses
Windward / Leeward925.6747.6648.0597.9569.1547.6518.1
All purpose704.0581.9521.2490.8471.7456.3431.8
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward624.50.9608
All purpose506.41.1848
 
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low642.90.9332
Triple Number Coastal/Long Distance Medium503.71.1911
Triple Number Coastal/Long Distance High451.01.3305
Triple Number Windward/Leeward Low836.60.7172
Triple Number Windward/Leeward Medium619.90.9679
Triple Number Windward/Leeward High541.91.1072
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance552.61.0858
Triple Number Coastal/Long Distance Low642.90.9332
Triple Number Coastal/Long Distance Medium503.71.1911
Triple Number Coastal/Long Distance High451.01.3305
Triple Number Windward/Leeward Low836.60.7172
Triple Number Windward/Leeward Medium619.90.9679
Triple Number Windward/Leeward High541.91.1072
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance923.6702.1585.6523.5490.1461.2412.7
Custom scoring options for Brazil
Single NumberTime On Time
Upwind "bolina"0.8438
Downwind "popa"1.0169
70% up, 30% down "Ilhabela"0.8892
30% up, 70% down "Ilhabela-inverso"0.9579
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low642.90.9332
Triple Number Coastal/Long Distance Medium503.71.1911
Triple Number Coastal/Long Distance High451.01.3305
Triple Number Windward/Leeward Low836.60.7172
Triple Number Windward/Leeward Medium619.90.9679
Triple Number Windward/Leeward High541.91.1072
Predominantly Upwind548.41.0941
Predominantly Downwind514.11.1672
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low642.90.9332
Triple Number All Purpose Medium503.71.1911
Triple Number All Purpose High451.01.3305
Triple Number Windward/Leeward Low836.60.7172
Triple Number Windward/Leeward Medium619.90.9679
Triple Number Windward/Leeward High541.91.1072
Predominantly Upwind548.41.0941
Predominantly Downwind514.11.1672
Predominantly Upwind Low719.20.8342
Predominantly Upwind Medium565.71.0605
Predominantly Upwind High531.41.1292
Predominantly Downwind Low706.70.8490
Predominantly Downwind Medium511.11.1739
Predominantly Downwind High425.31.4107
Chicago-Mac Upwind1.0772
Chicago-Mac All Purpose1.1097
Chicago-Mac Downwind1.1482
Bayview-Mac Cove Island1.0353
Bayview-Mac Shore1.0429
Victoria-Maui1.2319
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance552.61.0858
Triple Number Coastal/Long Distance Low642.90.9332
Triple Number Coastal/Long Distance Medium503.71.1911
Triple Number Coastal/Long Distance High451.01.3305
Triple Number Windward/Leeward Low836.60.7172
Triple Number Windward/Leeward Medium619.90.9679
Triple Number Windward/Leeward High541.91.1072
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance923.6702.1585.6523.5490.1461.2412.7
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance552.61.0858
Triple Number Coastal/Long Distance Low642.90.9332
Triple Number Coastal/Long Distance Medium503.71.1911
Triple Number Coastal/Long Distance High451.01.3305
Triple Number Windward/Leeward Low836.60.7172
Triple Number Windward/Leeward Medium619.90.9679
Triple Number Windward/Leeward High541.91.1072
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance923.6702.1585.6523.5490.1461.2412.7
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance552.6
Triple Number Coastal/Long Distance Low642.9
Triple Number Coastal/Long Distance Medium503.7
Triple Number Coastal/Long Distance High451.0
Triple Number Windward/Leeward Low836.6
Triple Number Windward/Leeward Medium619.9
Triple Number Windward/Leeward High541.9
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance923.6702.1585.6523.5490.1461.2412.7
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance552.61.0858
Triple Number Coastal/Long Distance Low642.90.9332
Triple Number Coastal/Long Distance Medium503.71.1911
Triple Number Coastal/Long Distance High451.01.3305
Triple Number Windward/Leeward Low836.60.7172
Triple Number Windward/Leeward Medium619.90.9679
Triple Number Windward/Leeward High541.91.1072
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance923.6702.1585.6523.5490.1461.2412.7
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)552.61.0858
Triple Number Coastal/Long Distance Low642.90.9332
Triple Number Coastal/Long Distance Medium503.71.1911
Triple Number Coastal/Long Distance High451.01.3305
Triple Number Windward/Leeward Low836.60.7172
Triple Number Windward/Leeward Medium619.90.9679
Triple Number Windward/Leeward High541.91.1072
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance923.6702.1585.6523.5490.1461.2412.7
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low642.90.9332
Triple Number Coastal/Long Distance Medium503.71.1911
Triple Number Coastal/Long Distance High451.01.3305
Triple Number Windward/Leeward Low836.60.7172
Triple Number Windward/Leeward Medium619.90.9679
Triple Number Windward/Leeward High541.91.1072
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9332
Triple Number Coastal/Long Distance Medium1.1911
Triple Number Coastal/Long Distance High1.3305
Triple Number Windward/Leeward Low0.7172
Triple Number Windward/Leeward Medium0.9679
Triple Number Windward/Leeward High1.1072
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance923.6702.1585.6523.5490.1461.2412.7
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance552.61.0858
Triple Number Coastal/Long Distance Low642.90.9332
Triple Number Coastal/Long Distance Medium503.71.1911
Triple Number Coastal/Long Distance High451.01.3305
Triple Number Windward/Leeward Low836.60.7172
Triple Number Windward/Leeward Medium619.90.9679
Triple Number Windward/Leeward High541.91.1072
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance923.6702.1585.6523.5490.1461.2412.7
Custom scoring options for Hungary
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low642.90.9332
Triple Number Coastal/Long Distance Medium503.71.1911
Triple Number Coastal/Long Distance High451.01.3305
Triple Number Windward/Leeward Low836.60.7172
Triple Number Windward/Leeward Medium619.90.9679
Triple Number Windward/Leeward High541.91.1072
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance552.61.0858
Triple Number Coastal/Long Distance Low642.90.9332
Triple Number Coastal/Long Distance Medium503.71.1911
Triple Number Coastal/Long Distance High451.01.3305
Triple Number Windward/Leeward Low836.60.7172
Triple Number Windward/Leeward Medium619.90.9679
Triple Number Windward/Leeward High541.91.1072
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance923.6702.1585.6523.5490.1461.2412.7
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance552.61.0858
Triple Number Coastal/Long Distance Low642.90.9332
Triple Number Coastal/Long Distance Medium503.71.1911
Triple Number Coastal/Long Distance High451.01.3305
Triple Number Windward/Leeward Low836.60.7172
Triple Number Windward/Leeward Medium619.90.9679
Triple Number Windward/Leeward High541.91.1072
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance923.6702.1585.6523.5490.1461.2412.7
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low836.60.7172
Triple Number Windward/Leeward Medium619.90.9679
Triple Number Windward/Leeward High541.91.1072
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance923.6702.1585.6523.5490.1461.2412.7
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low642.9
Triple Number Coastal/Long Distance Medium503.7
Triple Number Coastal/Long Distance High451.0
Triple Number Windward/Leeward Low836.6
Triple Number Windward/Leeward Medium619.9
Triple Number Windward/Leeward High541.9
Predominantly Upwind548.4
Predominantly Downwind514.1
Predominantly Reaching490.9
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Coastal/Long Distance552.61.0858
Triple Number Coastal/Long Distance Low642.90.9332
Triple Number Coastal/Long Distance Medium503.71.1911
Triple Number Coastal/Long Distance High451.01.3305
Triple Number Windward/Leeward Low836.60.7172
Triple Number Windward/Leeward Medium619.90.9679
Triple Number Windward/Leeward High541.91.1072
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance923.6702.1585.6523.5490.1461.2412.7
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9332
Triple Number Coastal/Long Distance Medium1.1911
Triple Number Coastal/Long Distance High1.3305
Triple Number Windward/Leeward Low0.7172
Triple Number Windward/Leeward Medium0.9679
Triple Number Windward/Leeward High1.1072
Coastal/Long Distance1.0858
Predominantly Upwind1.0941
Predominantly Downwind1.1672
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)1.0858
Tretall Distanseseilas Lite vind0.9332
Tretall Distanseseilas Mellomvind1.1911
Tretall Distanseseilas Mye vind1.3305
Tretall Pølsebane Lite vind0.7172
Tretall Pølsebane Mellomvind0.9679
Tretall Pølsebane Mye vind1.1072
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas923.6702.1585.6523.5490.1461.2412.7
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low642.90.9332
Triple Number Coastal/Long Distance Medium503.71.1911
Triple Number Coastal/Long Distance High451.01.3305
Triple Number Windward/Leeward Low836.60.7172
Triple Number Windward/Leeward Medium619.90.9679
Triple Number Windward/Leeward High541.91.1072
Coastal/Long Distance552.61.0858
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind548.41.0941
Predominantly Downwind514.11.1672
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore527.01.1386
Cape Doctor Coastal439.21.3662
Triple Number Coastal/Long Distance Low642.90.9332
Triple Number Coastal/Long Distance Medium503.71.1911
Triple Number Coastal/Long Distance High451.01.3305
Triple Number Windward/Leeward Low836.60.7172
Triple Number Windward/Leeward Medium619.90.9679
Triple Number Windward/Leeward High541.91.1072
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9332
Triple Number Coastal/Long Distance Medium1.1911
Triple Number Coastal/Long Distance High1.3305
Triple Number Windward/Leeward Low0.7172
Triple Number Windward/Leeward Medium0.9679
Triple Number Windward/Leeward High1.1072
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9332
Triple Number Coastal/Long Distance Medium1.1911
Triple Number Coastal/Long Distance High1.3305
Triple Number Windward/Leeward Low0.7172
Triple Number Windward/Leeward Medium0.9679
Triple Number Windward/Leeward High1.1072
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance552.61.0858
Triple Number Coastal/Long Distance Low642.90.9332
Triple Number Coastal/Long Distance Medium503.71.1911
Triple Number Coastal/Long Distance High451.01.3305
Triple Number Windward/Leeward Low836.60.7172
Triple Number Windward/Leeward Medium619.90.9679
Triple Number Windward/Leeward High541.91.1072
Predominantly Upwind548.41.0941
Predominantly Downwind514.11.1672
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance923.6702.1585.6523.5490.1461.2412.7
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance552.61.0858
Triple Number Coastal/Long Distance Low642.90.9332
Triple Number Coastal/Long Distance Medium503.71.1911
Triple Number Coastal/Long Distance High451.01.3305
Triple Number Windward/Leeward Low836.60.7172
Triple Number Windward/Leeward Medium619.90.9679
Triple Number Windward/Leeward High541.91.1072
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance923.6702.1585.6523.5490.1461.2412.7
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low642.90.9332
Triple Number All Purpose Medium503.71.1911
Triple Number All Purpose High451.01.3305
Triple Number Windward/Leeward Low836.60.7172
Triple Number Windward/Leeward Medium619.90.9679
Triple Number Windward/Leeward High541.91.1072
Predominantly Upwind548.41.0941
Predominantly Downwind514.11.1672
Predominantly Upwind Low719.20.8342
Predominantly Upwind Medium565.71.0605
Predominantly Upwind High531.41.1292
Predominantly Downwind Low706.70.8490
Predominantly Downwind Medium511.11.1739
Predominantly Downwind High425.31.4107
Chicago-Mac Upwind1.0772
Chicago-Mac All Purpose1.1097
Chicago-Mac Downwind1.1482
Bayview-Mac Cove Island1.0353
Bayview-Mac Shore1.0429
Harvest Moon Regatta446.81.3428
Victoria-Maui1.2319
5-Band
Windward/Leeward
Time On DistanceTime On Time
5-Band Low911.90.6580
5-Band Low / Medium764.80.7845
5-Band Medium609.70.9842
5-Band Medium / High550.51.0900
5-Band High523.21.1467

International
Certificate
2022

Boat

SIDERACORDIS

ITA-41048

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-41Measurement20/06/2022HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA12.350Max. Beam3.646Draft2.502Displacement6,951Wetted area30.92IMS L11.136LSM011.055Acc. length11.850Sink (kg/mm) 23.12
VCGD-0.043VCGM-0.065RM Measured (kg·m) 190.6RM Default (kg·m) 204.4Limit of positive stability(°) 122.2Stability Index125.9
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.450PBW0.119PIPA0.0040
EDL1.880ST10.065ST20.180
ST30.180ST40.110ST50.310
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2
P16.150IG17.050ISP18.200MDT10.131MDL10.256MDT20.122MDL20.204TL0.993MW0.256GO0.280
E5.470J4.915BAS1.880FSD0.038SFJ0.285SPL5.013WPLTPS5.150BD0.265MWT206.00MCG5.781
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date09/06/2022MeasurerFIV-164Comment
SFFP0.200FFM1.441FF1.443LCFcl6.930SG1.0230
SAFP11.995FAM1.090FA1.091LCFsh7.150HBI1.207
W1120.4W2120.4W3120.4W4120.4LCFD5.650
PD1270.9PD2268.1PD3273.0PD4259.0
WD5.380PLM9000.00GSA1.0RSA1.0
TANKS
INVENTORY
INVENTORY
BALLASTIdKindDescriptionWeightLCGVCGTCGAFixed10+10 kg pesi correttori a murata205.910.00BFixedpeso correttore in sentina445.000.00Fixed Ballast Total64
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGAgasolio inoxFuel90206.200.00Bacqua pvcWater18006.200.00Total deductible176.200.00
OTHER ITEMSIdKindDescriptionWeightLCGVCGBMiscellaneousboiler159.350.00AMiscellaneouswebasto1311.800.00ABattery207.840.00BBattery704.900.00AEngineVolvo cv 40 - 2DTotal deductible0

International
Certificate
2022

Boat

SIDERACORDIS

ITA-41048

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateMakerMaterialCommentA0.211.212.093.544.5952.8506/04/2022OlimpicTwaron
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateMakerMaterialCommentG0.110.731.412.723.995.2217.05NoNo 45.7706/06/2017NorthJLE0.120.751.412.714.005.1817.03YesNo 45.6506/04/2022OlimpicTwaronJ2D0.110.751.422.713.985.2217.00YesNo 45.6209/07/2016OlimpicF0.120.751.412.673.945.2216.96YesNo 45.1909/07/2016OlimpicH0.120.741.432.713.955.1916.89NoNo 45.1520/06/2022NorthCarbonJLB0.110.731.432.663.935.2216.88NoNo 44.9101/05/2015NorthC0.110.751.402.683.955.2116.84NoNo 44.8801/05/2015NorthA0.100.581.102.183.374.6516.20NoNo 36.6301/05/2015NorthI0.090.541.062.183.404.6416.18NoNo 36.4713/06/2017J3
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateMakerMaterialCommentD17.9517.9517.958.778.54130.5013/06/2017NorthS-1,5E17.7817.7817.788.858.60130.3910/06/2022OlimpicNylonS2A17.9117.9117.918.778.49130.0622/04/2016S2B17.8217.8217.828.748.44128.9022/04/2016S1C18.4018.4018.407.8010.35127.4213/06/2017NorthS-0
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateMakerMaterialCommentA17.7316.2316.986.518.6575%98.1706/04/2022OlimpicCarbonCode 1