International
Certificate
2023

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 Angles43.2°40.0°38.4°37.2°36.4°36.0°35.8°
Beat VMG5.216.226.706.997.187.317.44
52°7.969.129.609.9610.2510.4710.76
60°8.429.4710.0410.4810.8111.0711.45
75°8.769.8110.6511.2411.7012.0912.70
90°8.649.7110.7411.6812.4213.0414.02
110°7.939.4210.4111.1312.1113.3415.42
120°7.699.3110.5111.5512.3913.2214.93
135°6.918.759.9411.2212.6514.0716.24
150°5.757.418.759.8110.9712.3715.46
Run VMG4.986.427.588.499.5010.7113.39
Gybe Angles140.6°142.4°146.9°148.7°146.0°145.1°146.0°

APH: 383.8

CDL: 16.173

GPH: 431.0

CertNo: US7593

BOAT
ClassBotin 52DesignerBOTIN PARTNERSBuilderLongitud CeroAge date07/2020Series date07/2020Offset fileBOTIN 52-USA55052B.offData fileUS6718
HULL
Length Overall15.855 mMaximum Beam4.414 mDraft3.605 mDisplacement7,166 kgDLR2.0511IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.098%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.430m
CREW
Maximum weight1,313 kgMinimum weight985 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail98.51101.10Headsail Luffed69.6569.65Headsail 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 Moment414.9 kg·mStability Index140.0
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  04560002U0SIssued on 05/01/2024Valid until 27/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org

International
Certificate
2023

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 VMG690.8579.0537.2514.9501.2492.3484.0
52°452.2394.9374.8361.3351.4343.8334.6
60°427.4380.0358.4343.7333.1325.1314.5
75°411.2366.9337.9320.4307.6297.8283.4
90°416.7370.6335.1308.3289.8276.1256.7
110°454.1382.1345.9323.3297.3269.9233.5
120°468.0386.9342.5311.7290.6272.3241.2
135°521.2411.6362.0320.8284.6255.8221.7
150°626.2485.7411.4367.1328.2291.1232.8
Run VMG723.1560.8475.1423.9378.9336.2268.9
Selected Courses
Windward / Leeward706.9569.9506.2469.4440.1414.3376.4
All purpose539.9447.7403.0374.8352.1332.6305.1
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward482.61.2432
All purpose383.81.5635
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low493.81.2151
Triple Number Coastal/Long Distance Medium384.61.5600
Triple Number Coastal/Long Distance High327.21.8339
Triple Number Windward/Leeward Low638.40.9398
Triple Number Windward/Leeward Medium482.71.2430
Triple Number Windward/Leeward High406.51.4759
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance419.61.4301
Triple Number Coastal/Long Distance Low493.81.2151
Triple Number Coastal/Long Distance Medium384.61.5600
Triple Number Coastal/Long Distance High327.21.8339
Triple Number Windward/Leeward Low638.40.9398
Triple Number Windward/Leeward Medium482.71.2430
Triple Number Windward/Leeward High406.51.4759
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance708.5537.1455.0402.2367.3336.6288.8
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"1.1054
Downwind "popa"1.3263
70% up, 30% down "Ilhabela"1.1635
30% up, 70% down "Ilhabela-inverso"1.2513
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low493.81.2151
Triple Number Coastal/Long Distance Medium384.61.5600
Triple Number Coastal/Long Distance High327.21.8339
Triple Number Windward/Leeward Low638.40.9398
Triple Number Windward/Leeward Medium482.71.2430
Triple Number Windward/Leeward High406.51.4759
Predominantly Upwind417.41.4375
Predominantly Downwind387.51.5483
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low493.81.2151
Triple Number All Purpose Medium384.61.5600
Triple Number All Purpose High327.21.8339
Triple Number Windward/Leeward Low638.40.9398
Triple Number Windward/Leeward Medium482.71.2430
Triple Number Windward/Leeward High406.51.4759
Predominantly Upwind417.41.4375
Predominantly Downwind387.51.5483
Predominantly Upwind Low540.41.1102
Predominantly Upwind Medium435.51.3777
Predominantly Upwind High400.91.4968
Predominantly Downwind Low549.41.0922
Predominantly Downwind Medium389.71.5398
Predominantly Downwind High297.52.0167
Chicago-Mac Upwind1.4106
Chicago-Mac All Purpose1.4609
Chicago-Mac Downwind1.5133
Bayview-Mac Cove Island1.3626
Bayview-Mac Shore1.3802
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching357.21.6796
Predominantly Reaching Low445.71.3462
Predominantly Reaching Medium357.71.6775
Predominantly Reaching High294.92.0343
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low696.40.8616
5-Band Low / Medium586.81.0225
5-Band Medium474.31.2650
5-Band Medium / High416.91.4392
5-Band High383.01.5667
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance419.61.4301
Triple Number Coastal/Long Distance Low493.81.2151
Triple Number Coastal/Long Distance Medium384.61.5600
Triple Number Coastal/Long Distance High327.21.8339
Triple Number Windward/Leeward Low638.40.9398
Triple Number Windward/Leeward Medium482.71.2430
Triple Number Windward/Leeward High406.51.4759
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance708.5537.1455.0402.2367.3336.6288.8
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance419.61.4301
Triple Number Coastal/Long Distance Low493.81.2151
Triple Number Coastal/Long Distance Medium384.61.5600
Triple Number Coastal/Long Distance High327.21.8339
Triple Number Windward/Leeward Low638.40.9398
Triple Number Windward/Leeward Medium482.71.2430
Triple Number Windward/Leeward High406.51.4759
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance708.5537.1455.0402.2367.3336.6288.8
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance419.6
Triple Number Coastal/Long Distance Low493.8
Triple Number Coastal/Long Distance Medium384.6
Triple Number Coastal/Long Distance High327.2
Triple Number Windward/Leeward Low638.4
Triple Number Windward/Leeward Medium482.7
Triple Number Windward/Leeward High406.5
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance708.5537.1455.0402.2367.3336.6288.8
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance419.61.4301
Triple Number Coastal/Long Distance Low493.81.2151
Triple Number Coastal/Long Distance Medium384.61.5600
Triple Number Coastal/Long Distance High327.21.8339
Triple Number Windward/Leeward Low638.40.9398
Triple Number Windward/Leeward Medium482.71.2430
Triple Number Windward/Leeward High406.51.4759
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance708.5537.1455.0402.2367.3336.6288.8
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)419.61.4301
Triple Number Coastal/Long Distance Low493.81.2151
Triple Number Coastal/Long Distance Medium384.61.5600
Triple Number Coastal/Long Distance High327.21.8339
Triple Number Windward/Leeward Low638.40.9398
Triple Number Windward/Leeward Medium482.71.2430
Triple Number Windward/Leeward High406.51.4759
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance708.5537.1455.0402.2367.3336.6288.8
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low493.81.2151
Triple Number Coastal/Long Distance Medium384.61.5600
Triple Number Coastal/Long Distance High327.21.8339
Triple Number Windward/Leeward Low638.40.9398
Triple Number Windward/Leeward Medium482.71.2430
Triple Number Windward/Leeward High406.51.4759
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.2151
Triple Number Coastal/Long Distance Medium1.5600
Triple Number Coastal/Long Distance High1.8339
Triple Number Windward/Leeward Low0.9398
Triple Number Windward/Leeward Medium1.2430
Triple Number Windward/Leeward High1.4759
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance708.5537.1455.0402.2367.3336.6288.8
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance419.61.4301
Triple Number Coastal/Long Distance Low493.81.2151
Triple Number Coastal/Long Distance Medium384.61.5600
Triple Number Coastal/Long Distance High327.21.8339
Triple Number Windward/Leeward Low638.40.9398
Triple Number Windward/Leeward Medium482.71.2430
Triple Number Windward/Leeward High406.51.4759
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance708.5537.1455.0402.2367.3336.6288.8
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low493.81.2151
Triple Number Coastal/Long Distance Medium384.61.5600
Triple Number Coastal/Long Distance High327.21.8339
Triple Number Windward/Leeward Low638.40.9398
Triple Number Windward/Leeward Medium482.71.2430
Triple Number Windward/Leeward High406.51.4759
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance419.61.4301
Triple Number Coastal/Long Distance Low493.81.2151
Triple Number Coastal/Long Distance Medium384.61.5600
Triple Number Coastal/Long Distance High327.21.8339
Triple Number Windward/Leeward Low638.40.9398
Triple Number Windward/Leeward Medium482.71.2430
Triple Number Windward/Leeward High406.51.4759
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance708.5537.1455.0402.2367.3336.6288.8
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low638.40.9398
Triple Number Windward/Leeward Medium482.71.2430
Triple Number Windward/Leeward High406.51.4759
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance708.5537.1455.0402.2367.3336.6288.8
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low493.8
Triple Number Coastal/Long Distance Medium384.6
Triple Number Coastal/Long Distance High327.2
Triple Number Windward/Leeward Low638.4
Triple Number Windward/Leeward Medium482.7
Triple Number Windward/Leeward High406.5
Predominantly Upwind417.4
Predominantly Downwind387.5
Predominantly Reaching366.8
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance419.61.4301
Triple Number Coastal/Long Distance Low493.81.2151
Triple Number Coastal/Long Distance Medium384.61.5600
Triple Number Coastal/Long Distance High327.21.8339
Triple Number Windward/Leeward Low638.40.9398
Triple Number Windward/Leeward Medium482.71.2430
Triple Number Windward/Leeward High406.51.4759
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance708.5537.1455.0402.2367.3336.6288.8
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.2151
Triple Number Coastal/Long Distance Medium1.5600
Triple Number Coastal/Long Distance High1.8339
Triple Number Windward/Leeward Low0.9398
Triple Number Windward/Leeward Medium1.2430
Triple Number Windward/Leeward High1.4759
Coastal/Long Distance1.4301
Predominantly Upwind1.4375
Predominantly Downwind1.5483
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind1.2151
Tretall Distanseseilas Mellomvind1.5600
Tretall Distanseseilas Mye vind1.8339
Tretall Pølsebane Lite vind0.9398
Tretall Pølsebane Mellomvind1.2430
Tretall Pølsebane Mye vind1.4759
Distanseseilas ett tall (OSN 8-16kn)1.4301
Distanseseilas ett tall (APH 6-20kn)1.5635
Enkeltall Motvind1.4375
Enkeltall Medvind1.5483
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low493.81.2151
Triple Number Coastal/Long Distance Medium384.61.5600
Triple Number Coastal/Long Distance High327.21.8339
Triple Number Windward/Leeward Low638.40.9398
Triple Number Windward/Leeward Medium482.71.2430
Triple Number Windward/Leeward High406.51.4759
Coastal/Long Distance419.61.4301
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind417.41.4375
Predominantly Downwind387.51.5483
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore387.81.5473
Cape Doctor Coastal313.41.9148
Triple Number Coastal/Long Distance Low493.81.2151
Triple Number Coastal/Long Distance Medium384.61.5600
Triple Number Coastal/Long Distance High327.21.8339
Triple Number Windward/Leeward Low638.40.9398
Triple Number Windward/Leeward Medium482.71.2430
Triple Number Windward/Leeward High406.51.4759
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.2151
Triple Number Coastal/Long Distance Medium1.5600
Triple Number Coastal/Long Distance High1.8339
Triple Number Windward/Leeward Low0.9398
Triple Number Windward/Leeward Medium1.2430
Triple Number Windward/Leeward High1.4759
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.2151
Triple Number Coastal/Long Distance Medium1.5600
Triple Number Coastal/Long Distance High1.8339
Triple Number Windward/Leeward Low0.9398
Triple Number Windward/Leeward Medium1.2430
Triple Number Windward/Leeward High1.4759
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance419.61.4301
Triple Number Coastal/Long Distance Low493.81.2151
Triple Number Coastal/Long Distance Medium384.61.5600
Triple Number Coastal/Long Distance High327.21.8339
Triple Number Windward/Leeward Low638.40.9398
Triple Number Windward/Leeward Medium482.71.2430
Triple Number Windward/Leeward High406.51.4759
Predominantly Upwind417.41.4375
Predominantly Downwind387.51.5483
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance708.5537.1455.0402.2367.3336.6288.8
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance419.61.4301
Triple Number Coastal/Long Distance Low493.81.2151
Triple Number Coastal/Long Distance Medium384.61.5600
Triple Number Coastal/Long Distance High327.21.8339
Triple Number Windward/Leeward Low638.40.9398
Triple Number Windward/Leeward Medium482.71.2430
Triple Number Windward/Leeward High406.51.4759
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance708.5537.1455.0402.2367.3336.6288.8
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low493.81.2151
Triple Number All Purpose Medium384.61.5600
Triple Number All Purpose High327.21.8339
Triple Number Windward/Leeward Low638.40.9398
Triple Number Windward/Leeward Medium482.71.2430
Triple Number Windward/Leeward High406.51.4759
Predominantly Upwind417.41.4375
Predominantly Downwind387.51.5483
Predominantly Upwind Low540.41.1102
Predominantly Upwind Medium435.51.3777
Predominantly Upwind High400.91.4968
Predominantly Downwind Low549.41.0922
Predominantly Downwind Medium389.71.5398
Predominantly Downwind High297.52.0167
Chicago-Mac Upwind1.4106
Chicago-Mac All Purpose1.4609
Chicago-Mac Downwind1.5133
Bayview-Mac Cove Island1.3626
Bayview-Mac Shore1.3802
Harvest Moon Regatta318.21.8857
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy395.31.5177
San Francisco Bay Medium470.61.2749
Predominantly Reaching357.21.6796
Predominantly Reaching Low445.71.3462
Predominantly Reaching Medium357.71.6775
Predominantly Reaching High294.92.0343
Windward/Leeward 60-40 Low637.70.9408
Windward/Leeward 60-40 Medium496.81.2076
Windward/Leeward 60-40 High435.41.3780
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low696.40.8616
5-Band Low / Medium586.81.0225
5-Band Medium474.31.2650
5-Band Medium / High416.91.4392
5-Band High383.01.5667
ORC Ref  04560002U0SIssued on 05/01/2024Valid until 27/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org

International
Certificate
2023

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 stanchionsYesTrim tabNo
LOA15.855Max. Beam4.414Draft3.605Displacement7,166Wetted area41.17IMS L15.525LSM015.172Acc. length14.345Sink (kg/mm) 32.78
VCGD-1.163VCGM-1.266RM Rated (kg·m) 414.9Limit of positive stability(°) 141.1Stability Index140.0
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/Checkstays2Spreaders3Rotating mastNo
P21.000IG20.185ISP22.940MDT10.134MDL10.344MDT20.107MDL20.180TL1.870MW0.298GO0.320
E7.041J6.215BAS1.945FSD0.037SFJ0.655SPLWPLTPS9.200BD0.350MWT264.40MCG8.065
Flying Headsail Foretriangles IdISPTPS315.9253.440221.0459.200122.9409.200
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date26/11/2023MeasurerComment
SFFP0.597FFM1.094FF1.097LCFcl8.833SG1.0210
SAFP15.186FAM1.030FA1.031LCFsh9.098HBI1.274
W1139.2W2139.2W3139.2W4139.2
PD1497.6PD2497.6PD3497.6PD4497.6
WD19.045PLM9000.00GSA1.0RSA1.0RM419.6
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG1CL fuel tankFuel42428.15-0.15Total deductible358.15-0.15
Total deductible
ORC Ref  04560002U0SIssued on 05/01/2024Valid until 27/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org

International
Certificate
2023

Boat

FOX 2.0

USA 55052

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMN71.852.503.444.906.0598.5119/11/2022
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentJ1.5-40.141.121.933.474.956.3320.59YesNo 69.6508/12/2022Q174983SS-30.050.751.472.854.215.4819.40NoInner 54.6020/11/2023
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA2-226.0221.8223.9213.5013.8797%270.5825/10/2021
ORC Ref  04560002U0SIssued on 05/01/2024Valid until 27/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org