International
Certificate
2022

Boat

EN GARDE

USA 61333

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°40.8°39.0°38.1°37.6°37.0°37.0°
Beat VMG5.015.776.176.396.606.736.80
52°7.708.538.889.069.209.409.54
60°8.218.889.199.409.599.7910.05
75°8.629.309.7410.0910.3710.5610.99
90°8.639.4710.1810.5910.9511.2711.57
110°8.139.2410.1710.9511.5412.1113.24
120°7.658.979.8610.9111.8912.6814.07
135°6.728.479.4410.5411.7312.6614.78
150°5.617.208.469.3410.2811.4814.47
Run VMG4.866.237.338.128.909.9412.53
Gybe Angles141.5°142.4°148.7°152.3°149.3°146.0°146.0°

APH: 411.7

CDL: 14.211

GPH: 457.9

CertNo:

BOAT
ClassCOOKSON 50DesignerFARRBuilderCOOKSONAge date01/2010Series date01/2004Offset fileCOOKSON50.offData fileEN GARDE Cookson 50 USA 61333
HULL
Length Overall15.230 mMaximum Beam4.274 mDraft3.835 mDisplacement7,637 kgDLR2.6907IMS DivisionPerformanceDynamic Allowance0.001%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.460m
CREW
Maximum weight980 kgMinimum weight735 kg * when appliedNon Manual PowerYesCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail86.1988.00Headsail Luffed61.9361.93Headsail Flying99.8599.93SymmetricAsymmetric255.56255.56 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS (m²)
Trysail23.71Storm Jib22.05Heavy Weather Jib59.52
SAIL LIMITS
Headsails7  Spinnakers5
STABILITY
Righting Moment336.4 kg·mStability Index138.4
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  03330002ASMIssued on 02/01/2023Valid until 31/01/2023
VPP ver: 2022 1.04 | © ORC | www.orc.org

International
Certificate
2022

Boat

EN GARDE

USA 61333

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 VMG718.7624.3583.1563.7545.4535.3529.6
52°467.7422.0405.5397.6391.2383.2377.4
60°438.8405.3391.9382.9375.3367.7358.0
75°417.7387.1369.8356.9347.2341.0327.7
90°417.2380.2353.6339.9328.7319.5311.1
110°442.9389.7353.9328.9312.1297.3271.8
120°470.4401.3365.1329.9302.8283.8255.9
135°535.6424.9381.5341.6307.0284.3243.6
150°641.2500.3425.6385.6350.2313.7248.7
Run VMG740.4577.7491.5443.6404.4362.2287.2
Selected Courses
Windward / Leeward729.6601.0537.3503.6474.9448.7408.4
All purpose552.2469.7428.7403.8383.2365.9339.8
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward515.41.1641
All purpose411.71.4575
 
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low510.91.1743
Triple Number Coastal/Long Distance Medium412.41.4549
Triple Number Coastal/Long Distance High360.41.6647
Triple Number Windward/Leeward Low665.30.9019
Triple Number Windward/Leeward Medium515.81.1633
Triple Number Windward/Leeward High440.11.3632
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance450.61.3315
Triple Number Coastal/Long Distance Low510.91.1743
Triple Number Coastal/Long Distance Medium412.41.4549
Triple Number Coastal/Long Distance High360.41.6647
Triple Number Windward/Leeward Low665.30.9019
Triple Number Windward/Leeward Medium515.81.1633
Triple Number Windward/Leeward High440.11.3632
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance730.6565.2484.0434.4399.2368.5322.3
Custom scoring options for Brazil
Single NumberTime On Time
Upwind "bolina"1.0244
Downwind "popa"1.2700
70% up, 30% down "Ilhabela"1.0875
30% up, 70% down "Ilhabela-inverso"1.1848
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low510.91.1743
Triple Number Coastal/Long Distance Medium412.41.4549
Triple Number Coastal/Long Distance High360.41.6647
Triple Number Windward/Leeward Low665.30.9019
Triple Number Windward/Leeward Medium515.81.1633
Triple Number Windward/Leeward High440.11.3632
Predominantly Upwind451.61.3286
Predominantly Downwind412.41.4548
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low510.91.1743
Triple Number All Purpose Medium412.41.4549
Triple Number All Purpose High360.41.6647
Triple Number Windward/Leeward Low665.30.9019
Triple Number Windward/Leeward Medium515.81.1633
Triple Number Windward/Leeward High440.11.3632
Predominantly Upwind451.61.3286
Predominantly Downwind412.41.4548
Predominantly Upwind Low566.01.0601
Predominantly Upwind Medium473.91.2661
Predominantly Upwind High443.11.3540
Predominantly Downwind Low566.81.0585
Predominantly Downwind Medium411.81.4570
Predominantly Downwind High325.51.8434
Chicago-Mac Upwind1.3069
Chicago-Mac All Purpose1.3634
Chicago-Mac Downwind1.4264
Bayview-Mac Cove Island1.2890
Bayview-Mac Shore1.2953
Victoria-Maui1.5660
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance450.61.3315
Triple Number Coastal/Long Distance Low510.91.1743
Triple Number Coastal/Long Distance Medium412.41.4549
Triple Number Coastal/Long Distance High360.41.6647
Triple Number Windward/Leeward Low665.30.9019
Triple Number Windward/Leeward Medium515.81.1633
Triple Number Windward/Leeward High440.11.3632
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance730.6565.2484.0434.4399.2368.5322.3
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance450.61.3315
Triple Number Coastal/Long Distance Low510.91.1743
Triple Number Coastal/Long Distance Medium412.41.4549
Triple Number Coastal/Long Distance High360.41.6647
Triple Number Windward/Leeward Low665.30.9019
Triple Number Windward/Leeward Medium515.81.1633
Triple Number Windward/Leeward High440.11.3632
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance730.6565.2484.0434.4399.2368.5322.3
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance450.6
Triple Number Coastal/Long Distance Low510.9
Triple Number Coastal/Long Distance Medium412.4
Triple Number Coastal/Long Distance High360.4
Triple Number Windward/Leeward Low665.3
Triple Number Windward/Leeward Medium515.8
Triple Number Windward/Leeward High440.1
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance730.6565.2484.0434.4399.2368.5322.3
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance450.61.3315
Triple Number Coastal/Long Distance Low510.91.1743
Triple Number Coastal/Long Distance Medium412.41.4549
Triple Number Coastal/Long Distance High360.41.6647
Triple Number Windward/Leeward Low665.30.9019
Triple Number Windward/Leeward Medium515.81.1633
Triple Number Windward/Leeward High440.11.3632
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance730.6565.2484.0434.4399.2368.5322.3
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)450.61.3315
Triple Number Coastal/Long Distance Low510.91.1743
Triple Number Coastal/Long Distance Medium412.41.4549
Triple Number Coastal/Long Distance High360.41.6647
Triple Number Windward/Leeward Low665.30.9019
Triple Number Windward/Leeward Medium515.81.1633
Triple Number Windward/Leeward High440.11.3632
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance730.6565.2484.0434.4399.2368.5322.3
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low510.91.1743
Triple Number Coastal/Long Distance Medium412.41.4549
Triple Number Coastal/Long Distance High360.41.6647
Triple Number Windward/Leeward Low665.30.9019
Triple Number Windward/Leeward Medium515.81.1633
Triple Number Windward/Leeward High440.11.3632
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low1.1743
Triple Number Coastal/Long Distance Medium1.4549
Triple Number Coastal/Long Distance High1.6647
Triple Number Windward/Leeward Low0.9019
Triple Number Windward/Leeward Medium1.1633
Triple Number Windward/Leeward High1.3632
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance730.6565.2484.0434.4399.2368.5322.3
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance450.61.3315
Triple Number Coastal/Long Distance Low510.91.1743
Triple Number Coastal/Long Distance Medium412.41.4549
Triple Number Coastal/Long Distance High360.41.6647
Triple Number Windward/Leeward Low665.30.9019
Triple Number Windward/Leeward Medium515.81.1633
Triple Number Windward/Leeward High440.11.3632
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance730.6565.2484.0434.4399.2368.5322.3
Custom scoring options for Hungary
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low510.91.1743
Triple Number Coastal/Long Distance Medium412.41.4549
Triple Number Coastal/Long Distance High360.41.6647
Triple Number Windward/Leeward Low665.30.9019
Triple Number Windward/Leeward Medium515.81.1633
Triple Number Windward/Leeward High440.11.3632
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance450.61.3315
Triple Number Coastal/Long Distance Low510.91.1743
Triple Number Coastal/Long Distance Medium412.41.4549
Triple Number Coastal/Long Distance High360.41.6647
Triple Number Windward/Leeward Low665.30.9019
Triple Number Windward/Leeward Medium515.81.1633
Triple Number Windward/Leeward High440.11.3632
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance730.6565.2484.0434.4399.2368.5322.3
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance450.61.3315
Triple Number Coastal/Long Distance Low510.91.1743
Triple Number Coastal/Long Distance Medium412.41.4549
Triple Number Coastal/Long Distance High360.41.6647
Triple Number Windward/Leeward Low665.30.9019
Triple Number Windward/Leeward Medium515.81.1633
Triple Number Windward/Leeward High440.11.3632
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance730.6565.2484.0434.4399.2368.5322.3
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low665.30.9019
Triple Number Windward/Leeward Medium515.81.1633
Triple Number Windward/Leeward High440.11.3632
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance730.6565.2484.0434.4399.2368.5322.3
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low510.9
Triple Number Coastal/Long Distance Medium412.4
Triple Number Coastal/Long Distance High360.4
Triple Number Windward/Leeward Low665.3
Triple Number Windward/Leeward Medium515.8
Triple Number Windward/Leeward High440.1
Predominantly Upwind451.6
Predominantly Downwind412.4
Predominantly Reaching393.2
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Coastal/Long Distance450.61.3315
Triple Number Coastal/Long Distance Low510.91.1743
Triple Number Coastal/Long Distance Medium412.41.4549
Triple Number Coastal/Long Distance High360.41.6647
Triple Number Windward/Leeward Low665.30.9019
Triple Number Windward/Leeward Medium515.81.1633
Triple Number Windward/Leeward High440.11.3632
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance730.6565.2484.0434.4399.2368.5322.3
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low1.1743
Triple Number Coastal/Long Distance Medium1.4549
Triple Number Coastal/Long Distance High1.6647
Triple Number Windward/Leeward Low0.9019
Triple Number Windward/Leeward Medium1.1633
Triple Number Windward/Leeward High1.3632
Coastal/Long Distance1.3315
Predominantly Upwind1.3286
Predominantly Downwind1.4548
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)1.3315
Tretall Distanseseilas Lite vind1.1743
Tretall Distanseseilas Mellomvind1.4549
Tretall Distanseseilas Mye vind1.6647
Tretall Pølsebane Lite vind0.9019
Tretall Pølsebane Mellomvind1.1633
Tretall Pølsebane Mye vind1.3632
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas730.6565.2484.0434.4399.2368.5322.3
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low510.91.1743
Triple Number Coastal/Long Distance Medium412.41.4549
Triple Number Coastal/Long Distance High360.41.6647
Triple Number Windward/Leeward Low665.30.9019
Triple Number Windward/Leeward Medium515.81.1633
Triple Number Windward/Leeward High440.11.3632
Coastal/Long Distance450.61.3315
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind451.61.3286
Predominantly Downwind412.41.4548
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore420.51.4268
Cape Doctor Coastal347.61.7260
Triple Number Coastal/Long Distance Low510.91.1743
Triple Number Coastal/Long Distance Medium412.41.4549
Triple Number Coastal/Long Distance High360.41.6647
Triple Number Windward/Leeward Low665.30.9019
Triple Number Windward/Leeward Medium515.81.1633
Triple Number Windward/Leeward High440.11.3632
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low1.1743
Triple Number Coastal/Long Distance Medium1.4549
Triple Number Coastal/Long Distance High1.6647
Triple Number Windward/Leeward Low0.9019
Triple Number Windward/Leeward Medium1.1633
Triple Number Windward/Leeward High1.3632
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low1.1743
Triple Number Coastal/Long Distance Medium1.4549
Triple Number Coastal/Long Distance High1.6647
Triple Number Windward/Leeward Low0.9019
Triple Number Windward/Leeward Medium1.1633
Triple Number Windward/Leeward High1.3632
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance450.61.3315
Triple Number Coastal/Long Distance Low510.91.1743
Triple Number Coastal/Long Distance Medium412.41.4549
Triple Number Coastal/Long Distance High360.41.6647
Triple Number Windward/Leeward Low665.30.9019
Triple Number Windward/Leeward Medium515.81.1633
Triple Number Windward/Leeward High440.11.3632
Predominantly Upwind451.61.3286
Predominantly Downwind412.41.4548
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance730.6565.2484.0434.4399.2368.5322.3
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance450.61.3315
Triple Number Coastal/Long Distance Low510.91.1743
Triple Number Coastal/Long Distance Medium412.41.4549
Triple Number Coastal/Long Distance High360.41.6647
Triple Number Windward/Leeward Low665.30.9019
Triple Number Windward/Leeward Medium515.81.1633
Triple Number Windward/Leeward High440.11.3632
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance730.6565.2484.0434.4399.2368.5322.3
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low510.91.1743
Triple Number All Purpose Medium412.41.4549
Triple Number All Purpose High360.41.6647
Triple Number Windward/Leeward Low665.30.9019
Triple Number Windward/Leeward Medium515.81.1633
Triple Number Windward/Leeward High440.11.3632
Predominantly Upwind451.61.3286
Predominantly Downwind412.41.4548
Predominantly Upwind Low566.01.0601
Predominantly Upwind Medium473.91.2661
Predominantly Upwind High443.11.3540
Predominantly Downwind Low566.81.0585
Predominantly Downwind Medium411.81.4570
Predominantly Downwind High325.51.8434
Chicago-Mac Upwind1.3069
Chicago-Mac All Purpose1.3634
Chicago-Mac Downwind1.4264
Bayview-Mac Cove Island1.2890
Bayview-Mac Shore1.2953
Harvest Moon Regatta358.81.6722
Victoria-Maui1.5660
5-Band
Windward/Leeward		Time On DistanceTime On Time
5-Band Low719.70.8337
5-Band Low / Medium615.90.9742
5-Band Medium507.91.1814
5-Band Medium / High451.01.3304
5-Band High415.41.4444
ORC Ref  03330002ASMIssued on 02/01/2023Valid until 31/01/2023
VPP ver: 2022 1.04 | © ORC | www.orc.org

International
Certificate
2022

Boat

EN GARDE

USA 61333

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassCOOKSON 50Measurement02/01/2023HINPlan reviewHull constructionCarbonCarbon RudderYesLight stanchionsNoTrim tabNo
LOA15.230Max. Beam4.274Draft3.835Displacement7,637Wetted area39.82IMS L14.387LSM014.157Acc. length13.890Sink (kg/mm) 31.06
VCGD-0.634VCGM-0.654RM Measured (kg·m) 336.4RM Default (kg·m) 324.0Limit of positive stability(°) 138.4Stability Index138.4
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.460PBW0.123PIPA0.0040
EDL2.245ST10.050ST20.180
ST30.180ST40.112ST50.310
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingYesRunners/Checkstays1Spreaders2
P20.400IG20.860ISP22.606MDT10.140MDL10.295MDT20.110MDL20.190TL2.100MW0.295GO0.335
E6.640J6.150BAS2.086FSD0.034SFJ0.230SPLWPLTPS8.750BD0.330MWT295.00MCG7.557
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date02/01/2023MeasurerComment
SFFP0.932FFM1.566FF1.565LCFcl8.393SG1.0250
SAFP15.048FAM1.175FA1.178LCFsh8.648HBI1.352
W1169.5W2169.5W3169.5W4169.5LCFD10.825
PD1241.4PD2244.0PD3239.0PD4239.8
WD6.075PLM9000.00GSA1.0RSA1.0
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG1Fuel PVCFuel1304011.000.00Total deductible3411.000.00
OTHER ITEMSIdKindDescriptionWeightLCGVCG2Battery1 X 12v ENGINE307.401Battery2 X 12v HOUSE607.401EngineYANMAR 4JH4AE 60hpTotal deductible0
ORC Ref  03330002ASMIssued on 02/01/2023Valid until 31/01/2023
VPP ver: 2022 1.04 | © ORC | www.orc.org

International
Certificate
2022

Boat

EN GARDE

USA 61333

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateMakerMaterialComment11.322.102.924.495.5286.19NorthCarbon
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateMakerMaterialComment30.091.142.204.246.308.3523.59NoYes099.8502/01/2023CarbonJ010.150.931.683.144.626.2119.65YesNo 61.93NorthCarbonMed Jib
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateMakerMaterialCommentA224.7620.9322.8513.4613.28101%255.5602/01/2023NylonFR020.9518.6319.798.2810.9775%145.4202/01/2023Spectrafractional Code 0
ORC Ref  03330002ASMIssued on 02/01/2023Valid until 31/01/2023
VPP ver: 2022 1.04 | © ORC | www.orc.org