International
Certificate
2023

Boat

EXTREMA

ITA-16516

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 Angles42.0°40.0°38.2°37.2°37.6°37.6°38.2°
Beat VMG3.804.574.995.155.245.285.27
52°5.736.637.067.227.307.367.40
60°6.006.827.227.417.517.587.65
75°6.176.957.357.647.827.948.08
90°6.267.107.567.898.108.268.54
110°6.006.987.537.978.368.739.43
120°5.766.857.457.938.388.839.80
135°5.186.357.107.598.078.579.85
150°4.355.496.467.137.598.039.03
Run VMG3.764.755.616.316.927.408.23
Gybe Angles141.5°148.4°152.3°159.2°173.6°177.2°177.2°

APH: 538.5

CDL: 9.295

GPH: 599.9

CertNo: 23/1

BOAT
ClassX-35DesignerJeppesenBuilderX-YachtsAge dateSeries date09/2005Offset filex35.od.offData fileI16516
HULL
Length Overall10.600 mMaximum Beam3.250 mDraft2.156 mDisplacement4,451 kgDLR5.9188IMS DivisionCruiser/RacerDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.420m
CREW
Maximum weight705 kgMinimum weight529 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail41.9542.81Headsail Luffed33.0833.08Headsail FlyingSymmetric92.5692.56Asymmetric59.0873.59 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS (m²)
Trysail12.23Storm Jib10.61Heavy Weather Jib28.65
SAIL LIMITS
Headsails5  Spinnakers4 * Asymmetric may be tacked on the pole
STABILITY
Righting Moment115.9 kg·mStability Index118.7
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

EXTREMA

ITA-16516

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 VMG946.9788.3721.2698.4687.6681.7682.8
52°628.3543.0510.3498.8492.8489.2486.4
60°600.3527.8498.4485.8479.3475.1470.8
75°583.2517.7489.5471.5460.3453.5445.7
90°574.9506.9476.4456.4444.6435.9421.7
110°600.0515.7478.1451.8430.6412.6381.7
120°625.3525.4483.2454.1429.5407.6367.5
135°695.5566.5506.8474.0446.3420.2365.6
150°828.4656.2557.5504.9474.4448.3398.7
Run VMG956.6757.7642.2570.1520.3486.8437.5
Selected Courses
Windward / Leeward951.7773.0681.7634.2603.9584.3560.2
All purpose732.0611.0553.6523.4503.9489.5467.0
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward658.70.9109
All purpose538.51.1142
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low671.50.8935
Triple Number Coastal/Long Distance Medium535.91.1197
Triple Number Coastal/Long Distance High484.71.2380
Triple Number Windward/Leeward Low862.30.6958
Triple Number Windward/Leeward Medium654.00.9174
Triple Number Windward/Leeward High580.21.0342
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance584.51.0264
Triple Number Coastal/Long Distance Low671.50.8935
Triple Number Coastal/Long Distance Medium535.91.1197
Triple Number Coastal/Long Distance High484.71.2380
Triple Number Windward/Leeward Low862.30.6958
Triple Number Windward/Leeward Medium654.00.9174
Triple Number Windward/Leeward High580.21.0342
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance952.2729.2618.6557.4522.7494.2445.8
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8066
Downwind "popa"0.9608
70% up, 30% down "Ilhabela"0.8474
30% up, 70% down "Ilhabela-inverso"0.9087
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low671.50.8935
Triple Number Coastal/Long Distance Medium535.91.1197
Triple Number Coastal/Long Distance High484.71.2380
Triple Number Windward/Leeward Low862.30.6958
Triple Number Windward/Leeward Medium654.00.9174
Triple Number Windward/Leeward High580.21.0342
Predominantly Upwind580.01.0345
Predominantly Downwind546.21.0986
Custom scoring options for Canada
Scoring OptionTime On
Distance
Time On
Time
Triple Number All Purpose Low671.50.8935
Triple Number All Purpose Medium535.91.1197
Triple Number All Purpose High484.71.2380
Triple Number Windward/Leeward Low862.30.6958
Triple Number Windward/Leeward Medium654.00.9174
Triple Number Windward/Leeward High580.21.0342
Predominantly Upwind580.01.0345
Predominantly Downwind546.21.0986
Predominantly Upwind Low737.90.8131
Predominantly Upwind Medium598.71.0021
Predominantly Upwind High571.91.0491
Predominantly Downwind Low741.10.8096
Predominantly Downwind Medium544.11.1027
Predominantly Downwind High454.51.3200
Chicago-Mac Upwind1.0182
Chicago-Mac All Purpose1.0470
Chicago-Mac Downwind1.0801
Bayview-Mac Cove Island0.9848
Bayview-Mac Shore0.9934
Scoring OptionTime On
Distance
Time On
Time
Predominantly Reaching510.81.1747
Predominantly Reaching Low608.60.9859
Predominantly Reaching Medium506.91.1837
Predominantly Reaching High452.51.3261
5-Band
Windward/Leeward
Time On
Distance
Time On
Time
5-Band Low938.00.6397
5-Band Low / Medium792.90.7568
5-Band Medium644.40.9311
5-Band Medium / High587.71.0209
5-Band High564.31.0632
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance584.51.0264
Triple Number Coastal/Long Distance Low671.50.8935
Triple Number Coastal/Long Distance Medium535.91.1197
Triple Number Coastal/Long Distance High484.71.2380
Triple Number Windward/Leeward Low862.30.6958
Triple Number Windward/Leeward Medium654.00.9174
Triple Number Windward/Leeward High580.21.0342
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance952.2729.2618.6557.4522.7494.2445.8
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance584.51.0264
Triple Number Coastal/Long Distance Low671.50.8935
Triple Number Coastal/Long Distance Medium535.91.1197
Triple Number Coastal/Long Distance High484.71.2380
Triple Number Windward/Leeward Low862.30.6958
Triple Number Windward/Leeward Medium654.00.9174
Triple Number Windward/Leeward High580.21.0342
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance952.2729.2618.6557.4522.7494.2445.8
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance584.5
Triple Number Coastal/Long Distance Low671.5
Triple Number Coastal/Long Distance Medium535.9
Triple Number Coastal/Long Distance High484.7
Triple Number Windward/Leeward Low862.3
Triple Number Windward/Leeward Medium654.0
Triple Number Windward/Leeward High580.2
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance952.2729.2618.6557.4522.7494.2445.8
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance584.51.0264
Triple Number Coastal/Long Distance Low671.50.8935
Triple Number Coastal/Long Distance Medium535.91.1197
Triple Number Coastal/Long Distance High484.71.2380
Triple Number Windward/Leeward Low862.30.6958
Triple Number Windward/Leeward Medium654.00.9174
Triple Number Windward/Leeward High580.21.0342
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance952.2729.2618.6557.4522.7494.2445.8
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)584.51.0264
Triple Number Coastal/Long Distance Low671.50.8935
Triple Number Coastal/Long Distance Medium535.91.1197
Triple Number Coastal/Long Distance High484.71.2380
Triple Number Windward/Leeward Low862.30.6958
Triple Number Windward/Leeward Medium654.00.9174
Triple Number Windward/Leeward High580.21.0342
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance952.2729.2618.6557.4522.7494.2445.8
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low671.50.8935
Triple Number Coastal/Long Distance Medium535.91.1197
Triple Number Coastal/Long Distance High484.71.2380
Triple Number Windward/Leeward Low862.30.6958
Triple Number Windward/Leeward Medium654.00.9174
Triple Number Windward/Leeward High580.21.0342
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8935
Triple Number Coastal/Long Distance Medium1.1197
Triple Number Coastal/Long Distance High1.2380
Triple Number Windward/Leeward Low0.6958
Triple Number Windward/Leeward Medium0.9174
Triple Number Windward/Leeward High1.0342
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance952.2729.2618.6557.4522.7494.2445.8
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance584.51.0264
Triple Number Coastal/Long Distance Low671.50.8935
Triple Number Coastal/Long Distance Medium535.91.1197
Triple Number Coastal/Long Distance High484.71.2380
Triple Number Windward/Leeward Low862.30.6958
Triple Number Windward/Leeward Medium654.00.9174
Triple Number Windward/Leeward High580.21.0342
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance952.2729.2618.6557.4522.7494.2445.8
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low671.50.8935
Triple Number Coastal/Long Distance Medium535.91.1197
Triple Number Coastal/Long Distance High484.71.2380
Triple Number Windward/Leeward Low862.30.6958
Triple Number Windward/Leeward Medium654.00.9174
Triple Number Windward/Leeward High580.21.0342
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance584.51.0264
Triple Number Coastal/Long Distance Low671.50.8935
Triple Number Coastal/Long Distance Medium535.91.1197
Triple Number Coastal/Long Distance High484.71.2380
Triple Number Windward/Leeward Low862.30.6958
Triple Number Windward/Leeward Medium654.00.9174
Triple Number Windward/Leeward High580.21.0342
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance952.2729.2618.6557.4522.7494.2445.8
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Triple Number Windward/Leeward Low862.30.6958
Triple Number Windward/Leeward Medium654.00.9174
Triple Number Windward/Leeward High580.21.0342
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance952.2729.2618.6557.4522.7494.2445.8
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low671.5
Triple Number Coastal/Long Distance Medium535.9
Triple Number Coastal/Long Distance High484.7
Triple Number Windward/Leeward Low862.3
Triple Number Windward/Leeward Medium654.0
Triple Number Windward/Leeward High580.2
Predominantly Upwind580.0
Predominantly Downwind546.2
Predominantly Reaching522.8
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance584.51.0264
Triple Number Coastal/Long Distance Low671.50.8935
Triple Number Coastal/Long Distance Medium535.91.1197
Triple Number Coastal/Long Distance High484.71.2380
Triple Number Windward/Leeward Low862.30.6958
Triple Number Windward/Leeward Medium654.00.9174
Triple Number Windward/Leeward High580.21.0342
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance952.2729.2618.6557.4522.7494.2445.8
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8935
Triple Number Coastal/Long Distance Medium1.1197
Triple Number Coastal/Long Distance High1.2380
Triple Number Windward/Leeward Low0.6958
Triple Number Windward/Leeward Medium0.9174
Triple Number Windward/Leeward High1.0342
Coastal/Long Distance1.0264
Predominantly Upwind1.0345
Predominantly Downwind1.0986
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8935
Tretall Distanseseilas Mellomvind1.1197
Tretall Distanseseilas Mye vind1.2380
Tretall Pølsebane Lite vind0.6958
Tretall Pølsebane Mellomvind0.9174
Tretall Pølsebane Mye vind1.0342
Distanseseilas ett tall (OSN 8-16kn)1.0264
Distanseseilas ett tall (APH 6-20kn)1.1142
Enkeltall Motvind1.0345
Enkeltall Medvind1.0986
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low671.50.8935
Triple Number Coastal/Long Distance Medium535.91.1197
Triple Number Coastal/Long Distance High484.71.2380
Triple Number Windward/Leeward Low862.30.6958
Triple Number Windward/Leeward Medium654.00.9174
Triple Number Windward/Leeward High580.21.0342
Coastal/Long Distance584.51.0264
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind580.01.0345
Predominantly Downwind546.21.0986
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore567.41.0574
Cape Doctor Coastal473.81.2665
Triple Number Coastal/Long Distance Low671.50.8935
Triple Number Coastal/Long Distance Medium535.91.1197
Triple Number Coastal/Long Distance High484.71.2380
Triple Number Windward/Leeward Low862.30.6958
Triple Number Windward/Leeward Medium654.00.9174
Triple Number Windward/Leeward High580.21.0342
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8935
Triple Number Coastal/Long Distance Medium1.1197
Triple Number Coastal/Long Distance High1.2380
Triple Number Windward/Leeward Low0.6958
Triple Number Windward/Leeward Medium0.9174
Triple Number Windward/Leeward High1.0342
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8935
Triple Number Coastal/Long Distance Medium1.1197
Triple Number Coastal/Long Distance High1.2380
Triple Number Windward/Leeward Low0.6958
Triple Number Windward/Leeward Medium0.9174
Triple Number Windward/Leeward High1.0342
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance584.51.0264
Triple Number Coastal/Long Distance Low671.50.8935
Triple Number Coastal/Long Distance Medium535.91.1197
Triple Number Coastal/Long Distance High484.71.2380
Triple Number Windward/Leeward Low862.30.6958
Triple Number Windward/Leeward Medium654.00.9174
Triple Number Windward/Leeward High580.21.0342
Predominantly Upwind580.01.0345
Predominantly Downwind546.21.0986
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance952.2729.2618.6557.4522.7494.2445.8
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance584.51.0264
Triple Number Coastal/Long Distance Low671.50.8935
Triple Number Coastal/Long Distance Medium535.91.1197
Triple Number Coastal/Long Distance High484.71.2380
Triple Number Windward/Leeward Low862.30.6958
Triple Number Windward/Leeward Medium654.00.9174
Triple Number Windward/Leeward High580.21.0342
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance952.2729.2618.6557.4522.7494.2445.8
Custom scoring options for United States of America
Scoring OptionTime On
Distance
Time On
Time
Triple Number All Purpose Low671.50.8935
Triple Number All Purpose Medium535.91.1197
Triple Number All Purpose High484.71.2380
Triple Number Windward/Leeward Low862.30.6958
Triple Number Windward/Leeward Medium654.00.9174
Triple Number Windward/Leeward High580.21.0342
Predominantly Upwind580.01.0345
Predominantly Downwind546.21.0986
Predominantly Upwind Low737.90.8131
Predominantly Upwind Medium598.71.0021
Predominantly Upwind High571.91.0491
Predominantly Downwind Low741.10.8096
Predominantly Downwind Medium544.11.1027
Predominantly Downwind High454.51.3200
Chicago-Mac Upwind1.0182
Chicago-Mac All Purpose1.0470
Chicago-Mac Downwind1.0801
Bayview-Mac Cove Island0.9848
Bayview-Mac Shore0.9934
Harvest Moon Regatta468.41.2809
Scoring OptionTime On
Distance
Time On
Time
San Francisco Bay Heavy568.41.0556
San Francisco Bay Medium646.00.9287
Predominantly Reaching510.81.1747
Predominantly Reaching Low608.60.9859
Predominantly Reaching Medium506.91.1837
Predominantly Reaching High452.51.3261
Windward/Leeward 60-40 Low863.40.6949
Windward/Leeward 60-40 Medium673.40.8911
Windward/Leeward 60-40 High615.30.9751
5-Band
Windward/Leeward
Time On
Distance
Time On
Time
5-Band Low938.00.6397
5-Band Low / Medium792.90.7568
5-Band Medium644.40.9311
5-Band Medium / High587.71.0209
5-Band High564.31.0632

International
Certificate
2023

Boat

EXTREMA

ITA-16516

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-35Measurement06/08/2022HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA10.600Max. Beam3.250Draft2.156Displacement4,451Wetted area22.85IMS L9.446LSM09.093Acc. length10.563Sink (kg/mm) 17.61
VCGD-0.001VCGM-0.009RM Rated (kg·m) 115.9Limit of positive stability(°) 118.2Stability Index118.7
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.420PBW0.128PIPA0.0033
EDL2.390ST10.042ST20.180
ST30.180ST40.112ST50.255
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P14.252IG14.494ISP14.527MDT10.125MDL10.184MDT20.123MDL20.141TL1.232MW0.184GO0.205
E4.900J4.195BAS1.742FSD0.034SFJSPL4.269WPLTPSBD0.220MWT159.00MCG4.471
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date23/04/2017MeasurerFIV-132Comment
SFFP0.075FFM1.333FF1.334LCFcl5.982SG1.0220
SAFP10.275FAM0.977FA0.978LCFsh6.187HBI1.116
W170.0W270.0W370.0W470.0
PD1532.6PD2540.9PD3535.7PD4538.5
WD11.220PLM9000.00GSA1.0RSA1.0RM115.2
TANKS
INVENTORY
INVENTORY
BALLASTIdKindDescriptionWeightLCGVCGTCGAFixedlead blocks 2 stbd + 2 port484.85-0.08BFixed3 lead blocks cl64.85-0.08Fixed Ballast Total54
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGAhdpe portWater13005.560.12Binox stbdFuel6086.180.12Total deductible76.180.12
OTHER ITEMSIdKindDescriptionWeightLCGVCGAMiscellaneouscoocking stove 2 burners + owen port07.170.57BMiscellaneousboiler cl07.590.10CMiscellaneousheating Kjoeller cl010.460.00DMiscellaneousautopilot Nexus cl09.910.00ABattery100 Ah stbd334.950.09BBattery50 Ah stbd195.220.09AEngineYanmar 3YM20Total deductible0

International
Certificate
2023

Boat

EXTREMA

ITA-16516

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentE0.201.091.893.194.1241.9506/08/20223DHD0.201.081.893.194.1241.9315/06/2017B0.211.081.883.174.1041.7701/11/2007A0.201.041.833.154.0941.4509/06/2013
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentL0.090.681.262.313.354.3914.50YesNo 33.0815/06/2017leggeroD0.100.001.202.293.334.3614.60NoNo 32.8801/11/2007lmaI0.080.641.202.273.334.4314.45YesNo 32.6411/06/2017one 2E0.090.611.192.263.314.3414.37NoNo 32.0917/08/2015lmbF0.090.631.202.203.244.3414.39NoNo 31.7717/08/2015mh02G0.090.621.192.203.234.3314.29NoNo 31.4517/08/2015mh01B0.100.591.112.173.284.4014.25NoNo 31.3609/06/2013code 2M0.090.490.901.832.843.9114.33YesNo 27.2015/06/2017J3C0.090.480.901.782.793.8814.17NoNo 26.4909/06/2013J3 + hwj
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentD14.3514.3514.357.807.5092.5611/06/2017S1.5A14.2614.2614.267.747.4791.3409/06/20131SB14.2614.2614.267.677.4590.6209/06/2013S2
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentB14.0413.7413.894.796.3675%59.0816/05/2019maz1