International
Certificate
2022

Boat

FORTE

EST 475

Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
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°37.6°37.5°
Beat VMG3.794.615.215.485.595.675.80
52°5.776.887.517.747.847.898.03
60°6.107.167.707.948.058.118.24
75°6.367.357.838.148.368.508.64
90°6.297.477.858.188.518.839.24
110°6.417.608.168.518.809.089.59
120°6.277.518.118.649.139.4910.17
135°5.647.027.828.338.919.5411.22
150°4.785.997.087.788.168.539.64
Run VMG4.145.196.136.757.077.528.35
Gybe Angles143.9°146.9°148.7°151.4°151.1°173.0°142.6°

APH: 505.8

CDL: 10.765

GPH: 565.6

CertNo: 248/21

BOAT
ClassX-41DesignerJEPPESENBuilderX YACHTSAge date05/2007Series date01/2006Offset fileX41-EST475.offData fileEST475
HULL
Length Overall12.350 mMaximum Beam3.646 mDraft2.511 mDisplacement7,174 kgDLR5.2113IMS DivisionCruiser/RacerDynamic Allowance0.015%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.430m
CREW
Maximum weight890 kgMinimum weight668 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail52.3853.40Headsail Luffed45.7845.78Headsail FlyingSymmetricAsymmetric166.10166.10 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail15.38Storm Jib14.65Heavy Weather Jib39.56
SAIL LIMITS
Headsails6  Spinnakers4 * Asymmetric SHALL NOT be tacked on the pole
STABILITY
Righting Moment198.6 kg·mStability Index127.6
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  043400028CCIssued on 18/08/2022Valid until 31/12/2022
VPP ver: 2022 1.01 | © ORC | www.orc.org

International
Certificate
2022

Boat

FORTE

EST 475

Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG950.4781.2690.9657.4643.6634.9620.3
52°623.8523.2479.5465.2459.4456.4448.4
60°590.3502.8467.8453.5447.4443.9436.7
75°565.7489.7459.8442.5430.4423.4416.5
90°572.5482.2458.8440.3423.0407.8389.4
110°561.4473.5441.4422.9408.9396.4375.3
120°573.8479.2443.8416.8394.2379.3353.8
135°638.5512.9460.4432.2404.2377.2321.0
150°752.8600.8508.8463.0441.2422.0373.4
Run VMG869.3693.7587.5533.3508.9478.7431.2
Selected Courses
Windward / Leeward909.9737.5639.2595.4576.2556.8525.7
All purpose701.9578.4518.2489.8473.4459.4434.4
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward622.90.9632
All purpose505.81.1861
 
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low640.10.9373
Triple Number Coastal/Long Distance Medium502.61.1939
Triple Number Coastal/Long Distance High453.51.3230
Triple Number Windward/Leeward Low823.70.7284
Triple Number Windward/Leeward Medium617.00.9724
Triple Number Windward/Leeward High550.01.0909
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.91.0911
Triple Number Coastal/Long Distance Low640.10.9373
Triple Number Coastal/Long Distance Medium502.61.1939
Triple Number Coastal/Long Distance High453.51.3230
Triple Number Windward/Leeward Low823.70.7284
Triple Number Windward/Leeward Medium617.00.9724
Triple Number Windward/Leeward High550.01.0909
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.2579.8521.2490.8464.0418.0
Custom scoring options for Brazil
Single NumberTime On Time
Upwind "bolina"0.8436
Downwind "popa"1.0237
70% up, 30% down "Ilhabela"0.8906
30% up, 70% down "Ilhabela-inverso"0.9621
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low640.10.9373
Triple Number Coastal/Long Distance Medium502.61.1939
Triple Number Coastal/Long Distance High453.51.3230
Triple Number Windward/Leeward Low823.70.7284
Triple Number Windward/Leeward Medium617.00.9724
Triple Number Windward/Leeward High550.01.0909
Predominantly Upwind548.11.0946
Predominantly Downwind509.51.1776
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low640.10.9373
Triple Number All Purpose Medium502.61.1939
Triple Number All Purpose High453.51.3230
Triple Number Windward/Leeward Low823.70.7284
Triple Number Windward/Leeward Medium617.00.9724
Triple Number Windward/Leeward High550.01.0909
Predominantly Upwind548.11.0946
Predominantly Downwind509.51.1776
Predominantly Upwind Low719.70.8336
Predominantly Upwind Medium566.91.0584
Predominantly Upwind High530.21.1316
Predominantly Downwind Low691.00.8683
Predominantly Downwind Medium506.01.1859
Predominantly Downwind High430.11.3949
Chicago-Mac Upwind1.0771
Chicago-Mac All Purpose1.1141
Chicago-Mac Downwind1.1592
Bayview-Mac Cove Island1.0376
Bayview-Mac Shore1.0443
Victoria-Maui1.2296
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.91.0911
Triple Number Coastal/Long Distance Low640.10.9373
Triple Number Coastal/Long Distance Medium502.61.1939
Triple Number Coastal/Long Distance High453.51.3230
Triple Number Windward/Leeward Low823.70.7284
Triple Number Windward/Leeward Medium617.00.9724
Triple Number Windward/Leeward High550.01.0909
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.2579.8521.2490.8464.0418.0
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.91.0911
Triple Number Coastal/Long Distance Low640.10.9373
Triple Number Coastal/Long Distance Medium502.61.1939
Triple Number Coastal/Long Distance High453.51.3230
Triple Number Windward/Leeward Low823.70.7284
Triple Number Windward/Leeward Medium617.00.9724
Triple Number Windward/Leeward High550.01.0909
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.2579.8521.2490.8464.0418.0
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance549.9
Triple Number Coastal/Long Distance Low640.1
Triple Number Coastal/Long Distance Medium502.6
Triple Number Coastal/Long Distance High453.5
Triple Number Windward/Leeward Low823.7
Triple Number Windward/Leeward Medium617.0
Triple Number Windward/Leeward High550.0
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.2579.8521.2490.8464.0418.0
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.91.0911
Triple Number Coastal/Long Distance Low640.10.9373
Triple Number Coastal/Long Distance Medium502.61.1939
Triple Number Coastal/Long Distance High453.51.3230
Triple Number Windward/Leeward Low823.70.7284
Triple Number Windward/Leeward Medium617.00.9724
Triple Number Windward/Leeward High550.01.0909
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.2579.8521.2490.8464.0418.0
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)549.91.0911
Triple Number Coastal/Long Distance Low640.10.9373
Triple Number Coastal/Long Distance Medium502.61.1939
Triple Number Coastal/Long Distance High453.51.3230
Triple Number Windward/Leeward Low823.70.7284
Triple Number Windward/Leeward Medium617.00.9724
Triple Number Windward/Leeward High550.01.0909
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.2579.8521.2490.8464.0418.0
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low640.10.9373
Triple Number Coastal/Long Distance Medium502.61.1939
Triple Number Coastal/Long Distance High453.51.3230
Triple Number Windward/Leeward Low823.70.7284
Triple Number Windward/Leeward Medium617.00.9724
Triple Number Windward/Leeward High550.01.0909
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9373
Triple Number Coastal/Long Distance Medium1.1939
Triple Number Coastal/Long Distance High1.3230
Triple Number Windward/Leeward Low0.7284
Triple Number Windward/Leeward Medium0.9724
Triple Number Windward/Leeward High1.0909
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.2579.8521.2490.8464.0418.0
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.91.0911
Triple Number Coastal/Long Distance Low640.10.9373
Triple Number Coastal/Long Distance Medium502.61.1939
Triple Number Coastal/Long Distance High453.51.3230
Triple Number Windward/Leeward Low823.70.7284
Triple Number Windward/Leeward Medium617.00.9724
Triple Number Windward/Leeward High550.01.0909
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.2579.8521.2490.8464.0418.0
Custom scoring options for Hungary
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low640.10.9373
Triple Number Coastal/Long Distance Medium502.61.1939
Triple Number Coastal/Long Distance High453.51.3230
Triple Number Windward/Leeward Low823.70.7284
Triple Number Windward/Leeward Medium617.00.9724
Triple Number Windward/Leeward High550.01.0909
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.91.0911
Triple Number Coastal/Long Distance Low640.10.9373
Triple Number Coastal/Long Distance Medium502.61.1939
Triple Number Coastal/Long Distance High453.51.3230
Triple Number Windward/Leeward Low823.70.7284
Triple Number Windward/Leeward Medium617.00.9724
Triple Number Windward/Leeward High550.01.0909
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.2579.8521.2490.8464.0418.0
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.91.0911
Triple Number Coastal/Long Distance Low640.10.9373
Triple Number Coastal/Long Distance Medium502.61.1939
Triple Number Coastal/Long Distance High453.51.3230
Triple Number Windward/Leeward Low823.70.7284
Triple Number Windward/Leeward Medium617.00.9724
Triple Number Windward/Leeward High550.01.0909
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.2579.8521.2490.8464.0418.0
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low823.70.7284
Triple Number Windward/Leeward Medium617.00.9724
Triple Number Windward/Leeward High550.01.0909
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.2579.8521.2490.8464.0418.0
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low640.1
Triple Number Coastal/Long Distance Medium502.6
Triple Number Coastal/Long Distance High453.5
Triple Number Windward/Leeward Low823.7
Triple Number Windward/Leeward Medium617.0
Triple Number Windward/Leeward High550.0
Predominantly Upwind548.1
Predominantly Downwind509.5
Predominantly Reaching489.3
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.91.0911
Triple Number Coastal/Long Distance Low640.10.9373
Triple Number Coastal/Long Distance Medium502.61.1939
Triple Number Coastal/Long Distance High453.51.3230
Triple Number Windward/Leeward Low823.70.7284
Triple Number Windward/Leeward Medium617.00.9724
Triple Number Windward/Leeward High550.01.0909
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.2579.8521.2490.8464.0418.0
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9373
Triple Number Coastal/Long Distance Medium1.1939
Triple Number Coastal/Long Distance High1.3230
Triple Number Windward/Leeward Low0.7284
Triple Number Windward/Leeward Medium0.9724
Triple Number Windward/Leeward High1.0909
Coastal/Long Distance1.0911
Predominantly Upwind1.0946
Predominantly Downwind1.1776
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)1.0911
Tretall Distanseseilas Lite vind0.9373
Tretall Distanseseilas Mellomvind1.1939
Tretall Distanseseilas Mye vind1.3230
Tretall Pølsebane Lite vind0.7284
Tretall Pølsebane Mellomvind0.9724
Tretall Pølsebane Mye vind1.0909
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas905.8693.2579.8521.2490.8464.0418.0
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low640.10.9373
Triple Number Coastal/Long Distance Medium502.61.1939
Triple Number Coastal/Long Distance High453.51.3230
Triple Number Windward/Leeward Low823.70.7284
Triple Number Windward/Leeward Medium617.00.9724
Triple Number Windward/Leeward High550.01.0909
Coastal/Long Distance549.91.0911
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind548.11.0946
Predominantly Downwind509.51.1776
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore535.01.1214
Cape Doctor Coastal441.91.3577
Triple Number Coastal/Long Distance Low640.10.9373
Triple Number Coastal/Long Distance Medium502.61.1939
Triple Number Coastal/Long Distance High453.51.3230
Triple Number Windward/Leeward Low823.70.7284
Triple Number Windward/Leeward Medium617.00.9724
Triple Number Windward/Leeward High550.01.0909
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9373
Triple Number Coastal/Long Distance Medium1.1939
Triple Number Coastal/Long Distance High1.3230
Triple Number Windward/Leeward Low0.7284
Triple Number Windward/Leeward Medium0.9724
Triple Number Windward/Leeward High1.0909
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9373
Triple Number Coastal/Long Distance Medium1.1939
Triple Number Coastal/Long Distance High1.3230
Triple Number Windward/Leeward Low0.7284
Triple Number Windward/Leeward Medium0.9724
Triple Number Windward/Leeward High1.0909
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.91.0911
Triple Number Coastal/Long Distance Low640.10.9373
Triple Number Coastal/Long Distance Medium502.61.1939
Triple Number Coastal/Long Distance High453.51.3230
Triple Number Windward/Leeward Low823.70.7284
Triple Number Windward/Leeward Medium617.00.9724
Triple Number Windward/Leeward High550.01.0909
Predominantly Upwind548.11.0946
Predominantly Downwind509.51.1776
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.2579.8521.2490.8464.0418.0
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.91.0911
Triple Number Coastal/Long Distance Low640.10.9373
Triple Number Coastal/Long Distance Medium502.61.1939
Triple Number Coastal/Long Distance High453.51.3230
Triple Number Windward/Leeward Low823.70.7284
Triple Number Windward/Leeward Medium617.00.9724
Triple Number Windward/Leeward High550.01.0909
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.2579.8521.2490.8464.0418.0
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low640.10.9373
Triple Number All Purpose Medium502.61.1939
Triple Number All Purpose High453.51.3230
Triple Number Windward/Leeward Low823.70.7284
Triple Number Windward/Leeward Medium617.00.9724
Triple Number Windward/Leeward High550.01.0909
Predominantly Upwind548.11.0946
Predominantly Downwind509.51.1776
Predominantly Upwind Low719.70.8336
Predominantly Upwind Medium566.91.0584
Predominantly Upwind High530.21.1316
Predominantly Downwind Low691.00.8683
Predominantly Downwind Medium506.01.1859
Predominantly Downwind High430.11.3949
Chicago-Mac Upwind1.0771
Chicago-Mac All Purpose1.1141
Chicago-Mac Downwind1.1592
Bayview-Mac Cove Island1.0376
Bayview-Mac Shore1.0443
Harvest Moon Regatta447.91.3396
Victoria-Maui1.2296
5-Band
Windward/Leeward		Time On DistanceTime On Time
5-Band Low896.60.6692
5-Band Low / Medium754.00.7957
5-Band Medium608.10.9867
5-Band Medium / High558.11.0750
5-Band High531.11.1297
ORC Ref  043400028CCIssued on 18/08/2022Valid until 31/12/2022
VPP ver: 2022 1.01 | © ORC | www.orc.org

International
Certificate
2022

Boat

FORTE

EST 475

Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassX-41Measurement17/04/2016HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA12.350Max. Beam3.646Draft2.511Displacement7,174Wetted area31.29IMS L11.211LSM011.123Acc. length11.850Sink (kg/mm) 23.34
VCGD-0.068VCGM-0.100RM Measured (kg·m) 198.6RM Default (kg·m) 207.5Limit of positive stability(°) 123.4Stability Index127.6
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.430PBW0.125PIPA0.0032
EDL1.540ST10.060ST2
ST3ST40.092ST50.325
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2
P15.970IG17.030ISP18.170MDT10.131MDL10.251MDT20.122MDL20.190TL0.550MW0.251GO0.276
E5.500J4.910BAS1.865FSD0.036SFJ0.285SPL5.268WPLTPS6.700BD0.270MWT204.00MCG5.810
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date25/05/2020MeasurerEST7Comment
SFFP0.200FFM1.429FF1.439LCFcl6.951SG1.0000
SAFP11.995FAM1.079FA1.086LCFsh7.171HBI1.197
W199.6W299.6W399.6W499.6
PD1552.9PD2553.9PD3553.1PD4552.2
WD14.000PLM9000.00GSA1.0RSA1.0
TANKS
INVENTORY
INVENTORY
BALLASTIdKindDescriptionWeightLCGVCGTCG1FixedCenterline, 37,2+38,3kg767.202FixedStarboard, 33,9+34,8+36,1+38,2kg1436.703FixedPort, 36,1+36,2+35+36 kg1446.70Fixed Ballast Total363
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG1Fuel metal0.900090157.002Water plastic18006.003Waste metal1504.00Total deductible147.00
OTHER ITEMSIdKindDescriptionWeightLCGVCG-MiscellaneousRemoved upper shelvs1BatteryEngine battery258.002BatteryService batteries1205.001EngineVolvo-Penta D2 (29 kW)Total deductible0
ORC Ref  043400028CCIssued on 18/08/2022Valid until 31/12/2022
VPP ver: 2022 1.01 | © ORC | www.orc.org

International
Certificate
2022

Boat

FORTE

EST 475

Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateMakerMaterialComment4a0.341.222.103.524.5852.3818/07/2021North SailsUnknown
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateMakerMaterialComment110.140.781.442.723.945.2017.07YesNo 45.7818/07/2021North SailsUnknown2020 Medium90.120.761.422.703.975.2417.05YesNo 45.76Unknown2015 medium80.110.761.432.724.005.2316.90YesNo 45.54Unknown2014 light10b0.120.781.452.713.945.1816.90YesNo 45.2418/07/2021North SailsUnknown2019 light120.130.661.252.493.765.0115.97YesNo 40.13Unknown2018 G3
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateMakerMaterialComment3a20.0917.5118.8010.5011.0195%166.1018/07/2021North SailsUnknownA1,52B20.3317.1418.7410.5810.25103%164.1516/08/2022North sailsUnknownA2418.4915.2916.898.179.3887%118.40Unknown2021 A5
ORC Ref  043400028CCIssued on 18/08/2022Valid until 31/12/2022
VPP ver: 2022 1.01 | © ORC | www.orc.org