Club
Certificate
Double Handed
2021

Boat

DRAGON

USA 54

 

Offshore
Racing
Congress

Certificate number:US6488

Rated boat velocities in knots
Wind Velocity6 kt8 kt10 kt12 kt14 kt16 kt20 kt
Beat Angles43.5°40.9°38.3°37.5°36.9°35.6°36.0°
Beat VMG4.555.335.745.976.076.196.25
52°7.017.828.148.318.478.518.73
60°7.478.098.428.668.889.059.24
75°7.828.418.919.329.599.8110.02
90°7.868.599.259.7510.1610.4711.02
110°7.348.188.899.6210.4411.0512.26
120°6.838.118.959.6910.4411.1412.55
135°6.097.648.459.3710.5411.6113.66
150°5.116.437.568.459.2510.2212.75
Run VMG4.435.576.557.337.978.8511.04
Gybe Angles143.0°143.8°148.5°155.0°154.0°146.5°144.3°

GPH = 503.2

CDL = 12.080

BOAT
ClassClass 40𝕚DesignerOWEN CLARKEBuilderCOMPOSITE CREATIONAge Date01/2008Series Date01/2007Offset FileUS41874.OFF
HULL
Length Overall12.143 mMaximum Beam4.150 mDraft2.998 mDisplacement4,709 kgDLR3.0603IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.455%
PROPELLER
InstallationShaft non exposed𝕚TypeFolding 2 blades𝕚Diameter0.430m
CREW
Maximum weight170 kg𝕚Minimum weight120 kg𝕚* when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail74.1876.53Headsail Luffed40.9040.90Headsail Flying89.32𝕚89.32𝕚SymmetricAsymmetric173.80𝕚173.80𝕚
* All asymmetric spinnakers with SHW/SFL > 85%
SAIL LIMITATIONS
Headsails7 Spinnakers5
STABILITY
Righting Moment227.3 kg·mStability IndexN/A
OWNER




The owner certifies that he/she understands his/her responsibilities under ORC Rule and Regulations.
ORC Ref 03410000UWOIssued on 16/02/2021Valid until 31/12/2021
VPP ver: 2021 1.00 | © ORC | www.orc.org

Club
Certificate
Double Handed
2021

Boat

DRAGON

USA 54

 

Offshore
Racing
Congress

Certificate number:US6488

Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG791.0676.0626.8603.2593.0581.9575.6
52°513.5460.5442.5433.1425.0423.1412.2
60°482.2445.2427.8415.7405.2397.6389.7
75°460.3428.2403.9386.4375.3366.8359.1
90°457.9418.9389.2369.3354.4343.7326.5
110°490.2440.0405.1374.2344.8325.9293.6
120°526.8443.8402.3371.4344.9323.3286.9
135°590.8470.9425.9384.1341.5309.9263.5
150°704.1559.5476.2426.0389.0352.2282.4
Run VMG813.0646.0549.9491.1451.9406.7326.1
Selected Courses
Windward / Leeward802.0661.0588.4547.2522.5494.3450.8
All purpose608.1517.7471.5441.9420.4401.8371.5
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward564.51.0629
All purpose451.91.3278
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance493.71.2153
Triple Number Coastal/Long Distance Low562.91.0659
Triple Number Coastal/Long Distance Medium452.71.3253
Triple Number Coastal/Long Distance High395.01.5188
Triple Number Windward/Leeward Low731.50.8202
Triple Number Windward/Leeward Medium564.21.0634
Triple Number Windward/Leeward High485.01.2370
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance803.1622.2530.4473.5438.7405.6352.9
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low562.91.0659
Triple Number All Purpose Medium452.71.3253
Triple Number All Purpose High395.01.5188
Triple Number Windward/Leeward Low731.50.8202
Triple Number Windward/Leeward Medium564.21.0634
Triple Number Windward/Leeward High485.01.2370
Predominantly Upwind492.31.2187
Predominantly Downwind455.21.3181
Predominantly Upwind Low620.10.9675
Predominantly Upwind Medium513.71.1680
Predominantly Upwind High482.21.2442
Predominantly Downwind Low625.70.9589
Predominantly Downwind Medium457.51.3115
Predominantly Downwind High359.91.6673
Chicago-Mac Upwind1.1992
Chicago-Mac All Purpose1.2438
Chicago-Mac Downwind1.2915
Bayview-Mac Cove Island1.1732
Bayview-Mac Shore1.1821
Victoria-Maui1.4082
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance493.71.2153
Triple Number Coastal/Long Distance Low562.91.0659
Triple Number Coastal/Long Distance Medium452.71.3253
Triple Number Coastal/Long Distance High395.01.5188
Triple Number Windward/Leeward Low731.50.8202
Triple Number Windward/Leeward Medium564.21.0634
Triple Number Windward/Leeward High485.01.2370
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance803.1622.2530.4473.5438.7405.6352.9
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance493.7
Triple Number Coastal/Long Distance Low562.9
Triple Number Coastal/Long Distance Medium452.7
Triple Number Coastal/Long Distance High395.0
Triple Number Windward/Leeward Low731.5
Triple Number Windward/Leeward Medium564.2
Triple Number Windward/Leeward High485.0
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance803.1622.2530.4473.5438.7405.6352.9
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance493.71.2153
Triple Number Coastal/Long Distance Low562.91.0659
Triple Number Coastal/Long Distance Medium452.71.3253
Triple Number Coastal/Long Distance High395.01.5188
Triple Number Windward/Leeward Low731.50.8202
Triple Number Windward/Leeward Medium564.21.0634
Triple Number Windward/Leeward High485.01.2370
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance803.1622.2530.4473.5438.7405.6352.9
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)493.71.2153
Triple Number Coastal/Long Distance Low562.91.0659
Triple Number Coastal/Long Distance Medium452.71.3253
Triple Number Coastal/Long Distance High395.01.5188
Triple Number Windward/Leeward Low731.50.8202
Triple Number Windward/Leeward Medium564.21.0634
Triple Number Windward/Leeward High485.01.2370
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance803.1622.2530.4473.5438.7405.6352.9
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low562.91.0659
Triple Number Coastal/Long Distance Medium452.71.3253
Triple Number Coastal/Long Distance High395.01.5188
Triple Number Windward/Leeward Low731.50.8202
Triple Number Windward/Leeward Medium564.21.0634
Triple Number Windward/Leeward High485.01.2370
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low1.0659
Triple Number Coastal/Long Distance Medium1.3253
Triple Number Coastal/Long Distance High1.5188
Triple Number Windward/Leeward Low0.8202
Triple Number Windward/Leeward Medium1.0634
Triple Number Windward/Leeward High1.2370
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance803.1622.2530.4473.5438.7405.6352.9
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance493.71.2153
Triple Number Coastal/Long Distance Low562.91.0659
Triple Number Coastal/Long Distance Medium452.71.3253
Triple Number Coastal/Long Distance High395.01.5188
Triple Number Windward/Leeward Low731.50.8202
Triple Number Windward/Leeward Medium564.21.0634
Triple Number Windward/Leeward High485.01.2370
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance803.1622.2530.4473.5438.7405.6352.9
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance493.71.2153
Triple Number Coastal/Long Distance Low562.91.0659
Triple Number Coastal/Long Distance Medium452.71.3253
Triple Number Coastal/Long Distance High395.01.5188
Triple Number Windward/Leeward Low731.50.8202
Triple Number Windward/Leeward Medium564.21.0634
Triple Number Windward/Leeward High485.01.2370
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance803.1622.2530.4473.5438.7405.6352.9
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance493.71.2153
Triple Number Coastal/Long Distance Low562.91.0659
Triple Number Coastal/Long Distance Medium452.71.3253
Triple Number Coastal/Long Distance High395.01.5188
Triple Number Windward/Leeward Low731.50.8202
Triple Number Windward/Leeward Medium564.21.0634
Triple Number Windward/Leeward High485.01.2370
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance803.1622.2530.4473.5438.7405.6352.9
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low731.50.8202
Triple Number Windward/Leeward Medium564.21.0634
Triple Number Windward/Leeward High485.01.2370
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance803.1622.2530.4473.5438.7405.6352.9
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low562.9
Triple Number Coastal/Long Distance Medium452.7
Triple Number Coastal/Long Distance High395.0
Triple Number Windward/Leeward Low731.5
Triple Number Windward/Leeward Medium564.2
Triple Number Windward/Leeward High485.0
Predominantly Upwind492.3
Predominantly Downwind455.2
Predominantly Reaching432.3
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low562.91.0659
Triple Number Coastal/Long Distance Medium452.71.3253
Triple Number Coastal/Long Distance High395.01.5188
Triple Number Windward/Leeward Low731.50.8202
Triple Number Windward/Leeward Medium564.21.0634
Triple Number Windward/Leeward High485.01.2370
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low1.0659
Triple Number Coastal/Long Distance Medium1.3253
Triple Number Coastal/Long Distance High1.5188
Triple Number Windward/Leeward Low0.8202
Triple Number Windward/Leeward Medium1.0634
Triple Number Windward/Leeward High1.2370
Coastal/Long Distance1.2153
Predominantly Upwind1.2187
Predominantly Downwind1.3181
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)1.2153
Tretall Distanseseilas Lite vind1.0659
Tretall Distanseseilas Mellomvind1.3253
Tretall Distanseseilas Mye vind1.5188
Tretall Pølsebane Lite vind0.8202
Tretall Pølsebane Mellomvind1.0634
Tretall Pølsebane Mye vind1.2370
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas803.1622.2530.4473.5438.7405.6352.9
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low562.91.0659
Triple Number Coastal/Long Distance Medium452.71.3253
Triple Number Coastal/Long Distance High395.01.5188
Triple Number Windward/Leeward Low731.50.8202
Triple Number Windward/Leeward Medium564.21.0634
Triple Number Windward/Leeward High485.01.2370
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind492.31.2187
Predominantly Downwind455.21.3181
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore463.91.2935
Cape Doctor Coastal380.51.5767
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low1.0659
Triple Number Coastal/Long Distance Medium1.3253
Triple Number Coastal/Long Distance High1.5188
Triple Number Windward/Leeward Low0.8202
Triple Number Windward/Leeward Medium1.0634
Triple Number Windward/Leeward High1.2370
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low1.0659
Triple Number Coastal/Long Distance Medium1.3253
Triple Number Coastal/Long Distance High1.5188
Triple Number Windward/Leeward Low0.8202
Triple Number Windward/Leeward Medium1.0634
Triple Number Windward/Leeward High1.2370
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance493.71.2153
Triple Number Coastal/Long Distance Low562.91.0659
Triple Number Coastal/Long Distance Medium452.71.3253
Triple Number Coastal/Long Distance High395.01.5188
Triple Number Windward/Leeward Low731.50.8202
Triple Number Windward/Leeward Medium564.21.0634
Triple Number Windward/Leeward High485.01.2370
Predominantly Upwind492.31.2187
Predominantly Downwind455.21.3181
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance803.1622.2530.4473.5438.7405.6352.9
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance493.71.2153
Triple Number Coastal/Long Distance Low562.91.0659
Triple Number Coastal/Long Distance Medium452.71.3253
Triple Number Coastal/Long Distance High395.01.5188
Triple Number Windward/Leeward Low731.50.8202
Triple Number Windward/Leeward Medium564.21.0634
Triple Number Windward/Leeward High485.01.2370
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance803.1622.2530.4473.5438.7405.6352.9
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low562.91.0659
Triple Number All Purpose Medium452.71.3253
Triple Number All Purpose High395.01.5188
Triple Number Windward/Leeward Low731.50.8202
Triple Number Windward/Leeward Medium564.21.0634
Triple Number Windward/Leeward High485.01.2370
Predominantly Upwind492.31.2187
Predominantly Downwind455.21.3181
Predominantly Upwind Low620.10.9675
Predominantly Upwind Medium513.71.1680
Predominantly Upwind High482.21.2442
Predominantly Downwind Low625.70.9589
Predominantly Downwind Medium457.51.3115
Predominantly Downwind High359.91.6673
Chicago-Mac Upwind1.1992
Chicago-Mac All Purpose1.2438
Chicago-Mac Downwind1.2915
Bayview-Mac Cove Island1.1732
Bayview-Mac Shore1.1821
Harvest Moon Regatta394.21.5222
Victoria-Maui1.4082
ORC Ref 03410000UWOIssued on 16/02/2021Valid until 31/12/2021
VPP ver: 2021 1.00 | © ORC | www.orc.org

Club
Certificate
Double Handed
2021

Boat

DRAGON

USA 54

 

Offshore
Racing
Congress

Certificate number:US6488

Data in meters/kilograms (Metric)𝕚
HULL AND APPENDAGES
ClassClass 40𝕚LOA12.143𝕚VCGD-0.640𝕚Water ballast vol (L)676𝕚Measurement𝕚Max. Beam4.150𝕚VCGM-0.645𝕚Water ballast LCG10.35𝕚Measurer𝕚Draft2.998𝕚RM Measured (kg·m)227.3𝕚Water ballast VCG0.77𝕚HIN𝕚Displacement4,709𝕚RM Default (kg·m)153.2𝕚Water ballast TCG1.85𝕚Plan review𝕚IMS L11.917𝕚Limit of positive stability (°)N/AHull ConstructionCored𝕚LSM011.545𝕚Stability IndexN/ACarbon rudderYes𝕚Acc. length12.143𝕚BLR index1.1298𝕚Light stanchionsNo𝕚Wetted area29.32𝕚Trim tabNo𝕚Sink (kg/mm)23.39𝕚
PROPELLER
Propeller TypeFolding 2 blades𝕚
InstallationShaft non exposed𝕚PRD0.430𝕚PHL𝕚Twin screw𝕚PBW0.110𝕚ESL𝕚PIPA0.0055𝕚PHD𝕚PSD𝕚
RIG
Forestay tensionAft𝕚P16.600𝕚E5.910𝕚Inner stayFixed𝕚IG15.410𝕚J4.915𝕚Carbon mastYes𝕚ISP17.800𝕚BAS0.950𝕚Headsail furlerNo𝕚MDT10.130𝕚FSD0.000𝕚Mainsail furlerNo𝕚MDL10.230𝕚SFJ0.030𝕚Articulated bowspritYes𝕚MDT20.125𝕚SPL0.000𝕚Non-circular riggingNo𝕚MDL20.180𝕚TPS6.935𝕚Fiber riggingNo𝕚TL0.000𝕚BD0.190𝕚Runners/Checkstays1𝕚MW0.000𝕚MWT165.20𝕚Spreaders2𝕚GO0.000𝕚MCG6.160𝕚
 
FLOTATION AND STABILITY
Inclining TestVCG entered directly𝕚SFFP0.500𝕚SAFP12.143𝕚Flotation Date01/01/2018𝕚FFM1.353𝕚FAM1.017𝕚Measurer𝕚FF1.355𝕚FA1.018𝕚Comment𝕚LCFcl6.891𝕚LCFsh7.159𝕚SG1.0180𝕚HBI1.226𝕚
ORC Ref 03410000UWOIssued on 16/02/2021Valid until 31/12/2021
VPP ver: 2021 1.00 | © ORC | www.orc.org

Club
Certificate
Double Handed
2021

Boat

DRAGON

USA 54

 

Offshore
Racing
Congress

Certificate number:US6488

MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeasurerMeasurementManufacturerMaterialComment1𝕚2.92𝕚3.01𝕚3.70𝕚4.62𝕚5.29𝕚74.19𝕚𝕚𝕚𝕚Unknown𝕚𝕚
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingAreaMeasurerMeasurementManufacturerMaterialComment2019LRH𝕚0.05𝕚1.20𝕚2.38𝕚4.80𝕚7.25𝕚9.69𝕚18.51𝕚No𝕚Yes-0𝕚89.32𝕚𝕚𝕚𝕚Unknown𝕚𝕚1𝕚0.06𝕚0.75𝕚1.40𝕚2.53𝕚3.68𝕚5.04𝕚16.10𝕚No𝕚No𝕚40.90𝕚𝕚𝕚𝕚Unknown𝕚𝕚
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeasurerMeasurementManufacturerMaterialComment1𝕚20.56𝕚17.34𝕚18.95𝕚10.96𝕚11.19𝕚98%𝕚173.81𝕚𝕚𝕚𝕚Unknown𝕚𝕚
ORC Ref 03410000UWOIssued on 16/02/2021Valid until 31/12/2021
VPP ver: 2021 1.00 | © ORC | www.orc.org