International
Certificate
2022

Boat

FOX 2.0

USA 55052

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles44.2°41.2°39.0°37.6°36.4°35.8°35.8°
Beat VMG5.086.176.666.937.167.337.44
52°7.879.119.549.8410.0910.4610.85
60°8.419.469.9910.4010.7011.0511.60
75°8.799.8210.7411.3111.7212.0513.00
90°8.729.7410.9211.9512.6513.2114.05
110°8.069.5510.4611.2012.4713.9015.96
120°7.809.4010.6811.6012.4413.2715.76
135°6.988.859.9811.3612.9114.2116.30
150°5.817.518.829.8011.0512.5715.95
Run VMG5.036.507.648.499.5710.8813.81
Gybe Angles140.8°141.7°148.0°149.6°143.3°143.8°145.2°

APH: 382.6

CDL: 15.998

GPH: 430.0

CertNo: US7593

BOAT
ClassBotin 52DesignerBOTIN PARTNERSBuilderLongitud CeroAge date07/2020Series date07/2020Offset fileBOTIN 52-USA55052A.offData fileUS6718
HULL
Length Overall15.850 mMaximum Beam4.414 mDraft3.607 mDisplacement7,196 kgDLR2.0713IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.065%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.430m
CREW
Maximum weight1,171 kgMinimum weight878 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail99.10101.82Headsail Luffed69.7769.77Headsail FlyingSymmetricAsymmetric270.58270.58 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail25.88Storm Jib20.52Heavy Weather Jib55.40
SAIL LIMITS
Headsails7  Spinnakers5
STABILITY
Righting Moment430.1 kg·mStability Index142.5
COMMENTS
Keel mod 07/2022, increased fin vol. Scale WT 07/2022 = 7220kg
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  0456000273JIssued on 13/07/2022Valid until 31/01/2023
VPP ver: 2022 1.02 | © ORC | www.orc.org

International
Certificate
2022

Boat

FOX 2.0

USA 55052

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG708.7583.6540.5519.1502.9491.1483.8
52°457.7395.0377.2365.7356.9344.1331.9
60°428.1380.4360.2346.2336.5325.8310.3
75°409.4366.5335.3318.4307.0298.8276.9
90°413.0369.4329.6301.2284.6272.6256.2
110°446.5377.2344.1321.5288.7259.1225.5
120°461.8382.9337.2310.2289.4271.2228.5
135°516.1406.7360.9316.8278.8253.3220.8
150°619.6479.4408.1367.2325.8286.5225.7
Run VMG715.5553.5471.2424.0376.2330.8260.6
Selected Courses
Windward / Leeward712.1568.6505.8471.6439.5410.9372.2
All purpose540.9446.0401.9374.7350.8330.1300.8
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward482.71.2430
All purpose382.61.5680
 
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low493.51.2159
Triple Number Coastal/Long Distance Medium383.71.5636
Triple Number Coastal/Long Distance High324.31.8502
Triple Number Windward/Leeward Low640.30.9370
Triple Number Windward/Leeward Medium483.11.2421
Triple Number Windward/Leeward High403.61.4867
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance419.01.4319
Triple Number Coastal/Long Distance Low493.51.2159
Triple Number Coastal/Long Distance Medium383.71.5636
Triple Number Coastal/Long Distance High324.31.8502
Triple Number Windward/Leeward Low640.30.9370
Triple Number Windward/Leeward Medium483.11.2421
Triple Number Windward/Leeward High403.61.4867
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance712.4535.5454.0403.0366.7334.6283.0
Custom scoring options for Brazil
Single NumberTime On Time
Upwind "bolina"1.0967
Downwind "popa"1.3411
70% up, 30% down "Ilhabela"1.1601
30% up, 70% down "Ilhabela-inverso"1.2570
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low493.51.2159
Triple Number Coastal/Long Distance Medium383.71.5636
Triple Number Coastal/Long Distance High324.31.8502
Triple Number Windward/Leeward Low640.30.9370
Triple Number Windward/Leeward Medium483.11.2421
Triple Number Windward/Leeward High403.61.4867
Predominantly Upwind417.71.4364
Predominantly Downwind385.01.5585
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low493.51.2159
Triple Number All Purpose Medium383.71.5636
Triple Number All Purpose High324.31.8502
Triple Number Windward/Leeward Low640.30.9370
Triple Number Windward/Leeward Medium483.11.2421
Triple Number Windward/Leeward High403.61.4867
Predominantly Upwind417.71.4364
Predominantly Downwind385.01.5585
Predominantly Upwind Low544.51.1019
Predominantly Upwind Medium437.41.3716
Predominantly Upwind High400.31.4987
Predominantly Downwind Low545.91.0990
Predominantly Downwind Medium386.71.5516
Predominantly Downwind High293.52.0441
Chicago-Mac Upwind1.4086
Chicago-Mac All Purpose1.4645
Chicago-Mac Downwind1.5223
Bayview-Mac Cove Island1.3645
Bayview-Mac Shore1.3803
Victoria-Maui1.6690
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance419.01.4319
Triple Number Coastal/Long Distance Low493.51.2159
Triple Number Coastal/Long Distance Medium383.71.5636
Triple Number Coastal/Long Distance High324.31.8502
Triple Number Windward/Leeward Low640.30.9370
Triple Number Windward/Leeward Medium483.11.2421
Triple Number Windward/Leeward High403.61.4867
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance712.4535.5454.0403.0366.7334.6283.0
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance419.01.4319
Triple Number Coastal/Long Distance Low493.51.2159
Triple Number Coastal/Long Distance Medium383.71.5636
Triple Number Coastal/Long Distance High324.31.8502
Triple Number Windward/Leeward Low640.30.9370
Triple Number Windward/Leeward Medium483.11.2421
Triple Number Windward/Leeward High403.61.4867
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance712.4535.5454.0403.0366.7334.6283.0
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance419.0
Triple Number Coastal/Long Distance Low493.5
Triple Number Coastal/Long Distance Medium383.7
Triple Number Coastal/Long Distance High324.3
Triple Number Windward/Leeward Low640.3
Triple Number Windward/Leeward Medium483.1
Triple Number Windward/Leeward High403.6
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance712.4535.5454.0403.0366.7334.6283.0
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance419.01.4319
Triple Number Coastal/Long Distance Low493.51.2159
Triple Number Coastal/Long Distance Medium383.71.5636
Triple Number Coastal/Long Distance High324.31.8502
Triple Number Windward/Leeward Low640.30.9370
Triple Number Windward/Leeward Medium483.11.2421
Triple Number Windward/Leeward High403.61.4867
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance712.4535.5454.0403.0366.7334.6283.0
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)419.01.4319
Triple Number Coastal/Long Distance Low493.51.2159
Triple Number Coastal/Long Distance Medium383.71.5636
Triple Number Coastal/Long Distance High324.31.8502
Triple Number Windward/Leeward Low640.30.9370
Triple Number Windward/Leeward Medium483.11.2421
Triple Number Windward/Leeward High403.61.4867
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance712.4535.5454.0403.0366.7334.6283.0
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low493.51.2159
Triple Number Coastal/Long Distance Medium383.71.5636
Triple Number Coastal/Long Distance High324.31.8502
Triple Number Windward/Leeward Low640.30.9370
Triple Number Windward/Leeward Medium483.11.2421
Triple Number Windward/Leeward High403.61.4867
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low1.2159
Triple Number Coastal/Long Distance Medium1.5636
Triple Number Coastal/Long Distance High1.8502
Triple Number Windward/Leeward Low0.9370
Triple Number Windward/Leeward Medium1.2421
Triple Number Windward/Leeward High1.4867
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance712.4535.5454.0403.0366.7334.6283.0
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance419.01.4319
Triple Number Coastal/Long Distance Low493.51.2159
Triple Number Coastal/Long Distance Medium383.71.5636
Triple Number Coastal/Long Distance High324.31.8502
Triple Number Windward/Leeward Low640.30.9370
Triple Number Windward/Leeward Medium483.11.2421
Triple Number Windward/Leeward High403.61.4867
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance712.4535.5454.0403.0366.7334.6283.0
Custom scoring options for Hungary
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low493.51.2159
Triple Number Coastal/Long Distance Medium383.71.5636
Triple Number Coastal/Long Distance High324.31.8502
Triple Number Windward/Leeward Low640.30.9370
Triple Number Windward/Leeward Medium483.11.2421
Triple Number Windward/Leeward High403.61.4867
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance419.01.4319
Triple Number Coastal/Long Distance Low493.51.2159
Triple Number Coastal/Long Distance Medium383.71.5636
Triple Number Coastal/Long Distance High324.31.8502
Triple Number Windward/Leeward Low640.30.9370
Triple Number Windward/Leeward Medium483.11.2421
Triple Number Windward/Leeward High403.61.4867
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance712.4535.5454.0403.0366.7334.6283.0
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance419.01.4319
Triple Number Coastal/Long Distance Low493.51.2159
Triple Number Coastal/Long Distance Medium383.71.5636
Triple Number Coastal/Long Distance High324.31.8502
Triple Number Windward/Leeward Low640.30.9370
Triple Number Windward/Leeward Medium483.11.2421
Triple Number Windward/Leeward High403.61.4867
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance712.4535.5454.0403.0366.7334.6283.0
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low640.30.9370
Triple Number Windward/Leeward Medium483.11.2421
Triple Number Windward/Leeward High403.61.4867
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance712.4535.5454.0403.0366.7334.6283.0
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low493.5
Triple Number Coastal/Long Distance Medium383.7
Triple Number Coastal/Long Distance High324.3
Triple Number Windward/Leeward Low640.3
Triple Number Windward/Leeward Medium483.1
Triple Number Windward/Leeward High403.6
Predominantly Upwind417.7
Predominantly Downwind385.0
Predominantly Reaching364.0
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Coastal/Long Distance419.01.4319
Triple Number Coastal/Long Distance Low493.51.2159
Triple Number Coastal/Long Distance Medium383.71.5636
Triple Number Coastal/Long Distance High324.31.8502
Triple Number Windward/Leeward Low640.30.9370
Triple Number Windward/Leeward Medium483.11.2421
Triple Number Windward/Leeward High403.61.4867
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance712.4535.5454.0403.0366.7334.6283.0
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low1.2159
Triple Number Coastal/Long Distance Medium1.5636
Triple Number Coastal/Long Distance High1.8502
Triple Number Windward/Leeward Low0.9370
Triple Number Windward/Leeward Medium1.2421
Triple Number Windward/Leeward High1.4867
Coastal/Long Distance1.4319
Predominantly Upwind1.4364
Predominantly Downwind1.5585
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)1.4319
Tretall Distanseseilas Lite vind1.2159
Tretall Distanseseilas Mellomvind1.5636
Tretall Distanseseilas Mye vind1.8502
Tretall Pølsebane Lite vind0.9370
Tretall Pølsebane Mellomvind1.2421
Tretall Pølsebane Mye vind1.4867
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas712.4535.5454.0403.0366.7334.6283.0
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low493.51.2159
Triple Number Coastal/Long Distance Medium383.71.5636
Triple Number Coastal/Long Distance High324.31.8502
Triple Number Windward/Leeward Low640.30.9370
Triple Number Windward/Leeward Medium483.11.2421
Triple Number Windward/Leeward High403.61.4867
Coastal/Long Distance419.01.4319
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind417.71.4364
Predominantly Downwind385.01.5585
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore383.91.5631
Cape Doctor Coastal309.61.9379
Triple Number Coastal/Long Distance Low493.51.2159
Triple Number Coastal/Long Distance Medium383.71.5636
Triple Number Coastal/Long Distance High324.31.8502
Triple Number Windward/Leeward Low640.30.9370
Triple Number Windward/Leeward Medium483.11.2421
Triple Number Windward/Leeward High403.61.4867
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low1.2159
Triple Number Coastal/Long Distance Medium1.5636
Triple Number Coastal/Long Distance High1.8502
Triple Number Windward/Leeward Low0.9370
Triple Number Windward/Leeward Medium1.2421
Triple Number Windward/Leeward High1.4867
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low1.2159
Triple Number Coastal/Long Distance Medium1.5636
Triple Number Coastal/Long Distance High1.8502
Triple Number Windward/Leeward Low0.9370
Triple Number Windward/Leeward Medium1.2421
Triple Number Windward/Leeward High1.4867
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance419.01.4319
Triple Number Coastal/Long Distance Low493.51.2159
Triple Number Coastal/Long Distance Medium383.71.5636
Triple Number Coastal/Long Distance High324.31.8502
Triple Number Windward/Leeward Low640.30.9370
Triple Number Windward/Leeward Medium483.11.2421
Triple Number Windward/Leeward High403.61.4867
Predominantly Upwind417.71.4364
Predominantly Downwind385.01.5585
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance712.4535.5454.0403.0366.7334.6283.0
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance419.01.4319
Triple Number Coastal/Long Distance Low493.51.2159
Triple Number Coastal/Long Distance Medium383.71.5636
Triple Number Coastal/Long Distance High324.31.8502
Triple Number Windward/Leeward Low640.30.9370
Triple Number Windward/Leeward Medium483.11.2421
Triple Number Windward/Leeward High403.61.4867
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance712.4535.5454.0403.0366.7334.6283.0
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low493.51.2159
Triple Number All Purpose Medium383.71.5636
Triple Number All Purpose High324.31.8502
Triple Number Windward/Leeward Low640.30.9370
Triple Number Windward/Leeward Medium483.11.2421
Triple Number Windward/Leeward High403.61.4867
Predominantly Upwind417.71.4364
Predominantly Downwind385.01.5585
Predominantly Upwind Low544.51.1019
Predominantly Upwind Medium437.41.3716
Predominantly Upwind High400.31.4987
Predominantly Downwind Low545.91.0990
Predominantly Downwind Medium386.71.5516
Predominantly Downwind High293.52.0441
Chicago-Mac Upwind1.4086
Chicago-Mac All Purpose1.4645
Chicago-Mac Downwind1.5223
Bayview-Mac Cove Island1.3645
Bayview-Mac Shore1.3803
Harvest Moon Regatta327.31.8330
Victoria-Maui1.6690
5-Band
Windward/Leeward		Time On DistanceTime On Time
5-Band Low701.00.8559
5-Band Low / Medium587.71.0210
5-Band Medium474.81.2637
5-Band Medium / High414.41.4479
5-Band High378.91.5834
ORC Ref  0456000273JIssued on 13/07/2022Valid until 31/01/2023
VPP ver: 2022 1.02 | © ORC | www.orc.org

International
Certificate
2022

Boat

FOX 2.0

USA 55052

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassBotin 52Measurement07/07/2022HINPlan reviewHull constructionCarbonCarbon RudderYesLight stanchionsNoTrim tabNo
LOA15.850Max. Beam4.414Draft3.607Displacement7,196Wetted area41.12IMS L15.448LSM015.144Acc. length14.345Sink (kg/mm) 32.68
VCGD-1.262VCGM-1.367RM Measured (kg·m) 430.1RM Default (kg·m) 356.6Limit of positive stability(°) 143.6Stability Index142.5
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.430PBW0.100PIPA0.0030
EDL1.116ST10.050ST20.134
ST30.134ST40.092ST50.330
RIG
Forestay tensionAft & ForwardInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingYesRunners/Checkstays1Spreaders3
P21.000IG20.185ISP22.940MDT10.134MDL10.344MDT20.107MDL20.180TL1.870MW0.298GO0.320
E7.041J6.195BAS1.945FSD0.037SFJ0.655SPLWPLTPS9.200BD0.350MWT270.80MCG7.740
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date07/07/2022MeasurerComment
SFFP0.597FFM1.080FF1.080LCFcl8.791SG1.0240
SAFP15.186FAM1.029FA1.029LCFsh9.056HBI1.271
W1151.0W2151.0W3151.0W4151.0
PD1500.8PD2500.8PD3500.8PD4500.8
WD18.115PLM9000.00GSA1.0RSA1.0
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  0456000273JIssued on 13/07/2022Valid until 31/01/2023
VPP ver: 2022 1.02 | © ORC | www.orc.org

International
Certificate
2022

Boat

FOX 2.0

USA 55052

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateMakerMaterialCommentM-5 Hvy Main1.902.543.484.936.0799.1016/11/2022QUANTUMUnknownQ160830
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateMakerMaterialCommentJ1.50.131.141.953.494.976.3320.54YesNo 69.7707/01/2022QuantumUnknownQ162926
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateMakerMaterialCommentA2-226.0221.8223.9213.5013.8797%270.5825/10/2021QuantumUnknown
ORC Ref  0456000273JIssued on 13/07/2022Valid until 31/01/2023
VPP ver: 2022 1.02 | © ORC | www.orc.org