Club
Certificate
2021

Boat

CHRISTOPHER DRAGON

39

 
Offshore
Racing
Congress

Certificate number: US7379
Rated boat velocities in knots
Wind Velocity6 kt8 kt10 kt12 kt14 kt16 kt20 kt
Beat Angles42.8°40.7°38.1°36.8°36.0°35.3°35.3°
Beat VMG4.515.526.026.246.366.526.60
52°6.918.068.518.778.949.109.46
60°7.338.298.859.219.449.6010.08
75°7.648.489.269.9110.3010.5611.05
90°7.578.419.2110.1210.9511.5212.18
110°7.368.529.3410.0010.7311.4813.57
120°7.158.429.4810.3311.0411.8513.67
135°6.407.978.879.9811.3012.6314.58
150°5.336.787.898.799.6910.9113.94
Run VMG4.625.876.837.578.399.4512.07
Gybe Angles142.0°143.5°149.3°151.5°147.0°145.5°142.8°

GPH = 484.3

CDL = 12.791

BOAT
ClassKER 40+𝕚DesignerJason KerBuilderMcConaghyAge Date01/2016Series Date01/2015Offset File200807_134_Ker40+#3_Mod.off
HULL
Length Overall12.548 mMaximum Beam4.188 mDraft2.994 mDisplacement4,238 kgDLR2.7159IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.195%
PROPELLER
InstallationStrut𝕚TypeFolding 2 blades𝕚Diameter0.446m
CREW
Maximum weight825 kg𝕚Minimum weight619 kg𝕚* when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRated Mainsail61.9763.33Headsail Luffed43.7343.73Headsail FlyingSymmetricAsymmetric189.24𝕚189.24𝕚
* All asymmetric spinnakers with SHW/SFL > 85%
SAIL LIMITATIONS
Headsails7 Spinnakers5
STABILITY
Righting Moment179.9 kg·mStability Index134.2
OWNER




The owner certifies that he/she understands his/her responsibilities under ORC Rule and Regulations.
ORC Ref  03880001I8RIssued on 03/08/2021Valid until 31/12/2021
VPP ver: 2021 1.00 | © ORC | www.orc.org

Club
Certificate
2021

Boat

CHRISTOPHER DRAGON

39

 
Offshore
Racing
Congress

Certificate number: US7379
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG797.8651.7598.3576.7565.8552.2545.4
52°521.0446.8423.1410.7402.6395.6380.7
60°491.0434.0406.8390.9381.3375.1357.3
75°471.4424.7388.9363.2349.6340.8325.9
90°475.7428.0390.9355.7328.6312.5295.5
110°489.2422.6385.5360.1335.4313.5265.2
120°503.7427.3379.6348.6326.2303.7263.3
135°562.8451.5405.8360.8318.6285.0246.9
150°675.5531.3456.5409.7371.5329.8258.3
Run VMG780.0613.5527.2475.7429.0380.9298.3
Selected Courses
Windward / Leeward788.9632.6562.7526.2497.4466.5421.9
All purpose603.1500.8452.2422.1398.7376.9343.7
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward540.31.1104
All purpose431.91.3891
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low552.01.0870
Triple Number Coastal/Long Distance Medium432.91.3861
Triple Number Coastal/Long Distance High369.91.6221
Triple Number Windward/Leeward Low710.70.8442
Triple Number Windward/Leeward Medium540.11.1110
Triple Number Windward/Leeward High457.51.3115
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance470.61.2750
Triple Number Coastal/Long Distance Low552.01.0870
Triple Number Coastal/Long Distance Medium432.91.3861
Triple Number Coastal/Long Distance High369.91.6221
Triple Number Windward/Leeward Low710.70.8442
Triple Number Windward/Leeward Medium540.11.1110
Triple Number Windward/Leeward High457.51.3115
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance788.0597.1508.0452.3415.7380.6324.4
Custom scoring options for Brazil
Single NumberTime On Time
Upwind "bolina"0.9795
Downwind "popa"1.1984
70% up, 30% down "Ilhabela"1.0363
30% up, 70% down "Ilhabela-inverso"1.1231
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low552.01.0870
Triple Number Coastal/Long Distance Medium432.91.3861
Triple Number Coastal/Long Distance High369.91.6221
Triple Number Windward/Leeward Low710.70.8442
Triple Number Windward/Leeward Medium540.11.1110
Triple Number Windward/Leeward High457.51.3115
Predominantly Upwind470.91.2741
Predominantly Downwind434.41.3812
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low552.01.0870
Triple Number All Purpose Medium432.91.3861
Triple Number All Purpose High369.91.6221
Triple Number Windward/Leeward Low710.70.8442
Triple Number Windward/Leeward Medium540.11.1110
Triple Number Windward/Leeward High457.51.3115
Predominantly Upwind470.91.2741
Predominantly Downwind434.41.3812
Predominantly Upwind Low610.90.9822
Predominantly Upwind Medium491.21.2214
Predominantly Upwind High453.71.3224
Predominantly Downwind Low605.00.9917
Predominantly Downwind Medium437.11.3728
Predominantly Downwind High334.81.7923
Chicago-Mac Upwind1.2510
Chicago-Mac All Purpose1.2988
Chicago-Mac Downwind1.3504
Bayview-Mac Cove Island1.2111
Bayview-Mac Shore1.2241
Victoria-Maui1.4754
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance470.61.2750
Triple Number Coastal/Long Distance Low552.01.0870
Triple Number Coastal/Long Distance Medium432.91.3861
Triple Number Coastal/Long Distance High369.91.6221
Triple Number Windward/Leeward Low710.70.8442
Triple Number Windward/Leeward Medium540.11.1110
Triple Number Windward/Leeward High457.51.3115
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance788.0597.1508.0452.3415.7380.6324.4
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance470.61.2750
Triple Number Coastal/Long Distance Low552.01.0870
Triple Number Coastal/Long Distance Medium432.91.3861
Triple Number Coastal/Long Distance High369.91.6221
Triple Number Windward/Leeward Low710.70.8442
Triple Number Windward/Leeward Medium540.11.1110
Triple Number Windward/Leeward High457.51.3115
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance788.0597.1508.0452.3415.7380.6324.4
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance470.6
Triple Number Coastal/Long Distance Low552.0
Triple Number Coastal/Long Distance Medium432.9
Triple Number Coastal/Long Distance High369.9
Triple Number Windward/Leeward Low710.7
Triple Number Windward/Leeward Medium540.1
Triple Number Windward/Leeward High457.5
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance788.0597.1508.0452.3415.7380.6324.4
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance470.61.2750
Triple Number Coastal/Long Distance Low552.01.0870
Triple Number Coastal/Long Distance Medium432.91.3861
Triple Number Coastal/Long Distance High369.91.6221
Triple Number Windward/Leeward Low710.70.8442
Triple Number Windward/Leeward Medium540.11.1110
Triple Number Windward/Leeward High457.51.3115
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance788.0597.1508.0452.3415.7380.6324.4
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)470.61.2750
Triple Number Coastal/Long Distance Low552.01.0870
Triple Number Coastal/Long Distance Medium432.91.3861
Triple Number Coastal/Long Distance High369.91.6221
Triple Number Windward/Leeward Low710.70.8442
Triple Number Windward/Leeward Medium540.11.1110
Triple Number Windward/Leeward High457.51.3115
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance788.0597.1508.0452.3415.7380.6324.4
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low552.01.0870
Triple Number Coastal/Long Distance Medium432.91.3861
Triple Number Coastal/Long Distance High369.91.6221
Triple Number Windward/Leeward Low710.70.8442
Triple Number Windward/Leeward Medium540.11.1110
Triple Number Windward/Leeward High457.51.3115
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low1.0870
Triple Number Coastal/Long Distance Medium1.3861
Triple Number Coastal/Long Distance High1.6221
Triple Number Windward/Leeward Low0.8442
Triple Number Windward/Leeward Medium1.1110
Triple Number Windward/Leeward High1.3115
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance788.0597.1508.0452.3415.7380.6324.4
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance470.61.2750
Triple Number Coastal/Long Distance Low552.01.0870
Triple Number Coastal/Long Distance Medium432.91.3861
Triple Number Coastal/Long Distance High369.91.6221
Triple Number Windward/Leeward Low710.70.8442
Triple Number Windward/Leeward Medium540.11.1110
Triple Number Windward/Leeward High457.51.3115
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance788.0597.1508.0452.3415.7380.6324.4
Custom scoring options for Hungary
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low552.01.0870
Triple Number Coastal/Long Distance Medium432.91.3861
Triple Number Coastal/Long Distance High369.91.6221
Triple Number Windward/Leeward Low710.70.8442
Triple Number Windward/Leeward Medium540.11.1110
Triple Number Windward/Leeward High457.51.3115
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance470.61.2750
Triple Number Coastal/Long Distance Low552.01.0870
Triple Number Coastal/Long Distance Medium432.91.3861
Triple Number Coastal/Long Distance High369.91.6221
Triple Number Windward/Leeward Low710.70.8442
Triple Number Windward/Leeward Medium540.11.1110
Triple Number Windward/Leeward High457.51.3115
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance788.0597.1508.0452.3415.7380.6324.4
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance470.61.2750
Triple Number Coastal/Long Distance Low552.01.0870
Triple Number Coastal/Long Distance Medium432.91.3861
Triple Number Coastal/Long Distance High369.91.6221
Triple Number Windward/Leeward Low710.70.8442
Triple Number Windward/Leeward Medium540.11.1110
Triple Number Windward/Leeward High457.51.3115
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance788.0597.1508.0452.3415.7380.6324.4
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low710.70.8442
Triple Number Windward/Leeward Medium540.11.1110
Triple Number Windward/Leeward High457.51.3115
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance788.0597.1508.0452.3415.7380.6324.4
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low552.0
Triple Number Coastal/Long Distance Medium432.9
Triple Number Coastal/Long Distance High369.9
Triple Number Windward/Leeward Low710.7
Triple Number Windward/Leeward Medium540.1
Triple Number Windward/Leeward High457.5
Predominantly Upwind470.9
Predominantly Downwind434.4
Predominantly Reaching413.3
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low552.01.0870
Triple Number Coastal/Long Distance Medium432.91.3861
Triple Number Coastal/Long Distance High369.91.6221
Triple Number Windward/Leeward Low710.70.8442
Triple Number Windward/Leeward Medium540.11.1110
Triple Number Windward/Leeward High457.51.3115
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low1.0870
Triple Number Coastal/Long Distance Medium1.3861
Triple Number Coastal/Long Distance High1.6221
Triple Number Windward/Leeward Low0.8442
Triple Number Windward/Leeward Medium1.1110
Triple Number Windward/Leeward High1.3115
Coastal/Long Distance1.2750
Predominantly Upwind1.2741
Predominantly Downwind1.3812
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)1.2750
Tretall Distanseseilas Lite vind1.0870
Tretall Distanseseilas Mellomvind1.3861
Tretall Distanseseilas Mye vind1.6221
Tretall Pølsebane Lite vind0.8442
Tretall Pølsebane Mellomvind1.1110
Tretall Pølsebane Mye vind1.3115
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas788.0597.1508.0452.3415.7380.6324.4
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low552.01.0870
Triple Number Coastal/Long Distance Medium432.91.3861
Triple Number Coastal/Long Distance High369.91.6221
Triple Number Windward/Leeward Low710.70.8442
Triple Number Windward/Leeward Medium540.11.1110
Triple Number Windward/Leeward High457.51.3115
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind470.91.2741
Predominantly Downwind434.41.3812
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore435.31.3785
Cape Doctor Coastal353.61.6966
Triple Number Coastal/Long Distance Low552.01.0870
Triple Number Coastal/Long Distance Medium432.91.3861
Triple Number Coastal/Long Distance High369.91.6221
Triple Number Windward/Leeward Low710.70.8442
Triple Number Windward/Leeward Medium540.11.1110
Triple Number Windward/Leeward High457.51.3115
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low1.0870
Triple Number Coastal/Long Distance Medium1.3861
Triple Number Coastal/Long Distance High1.6221
Triple Number Windward/Leeward Low0.8442
Triple Number Windward/Leeward Medium1.1110
Triple Number Windward/Leeward High1.3115
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low1.0870
Triple Number Coastal/Long Distance Medium1.3861
Triple Number Coastal/Long Distance High1.6221
Triple Number Windward/Leeward Low0.8442
Triple Number Windward/Leeward Medium1.1110
Triple Number Windward/Leeward High1.3115
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance470.61.2750
Triple Number Coastal/Long Distance Low552.01.0870
Triple Number Coastal/Long Distance Medium432.91.3861
Triple Number Coastal/Long Distance High369.91.6221
Triple Number Windward/Leeward Low710.70.8442
Triple Number Windward/Leeward Medium540.11.1110
Triple Number Windward/Leeward High457.51.3115
Predominantly Upwind470.91.2741
Predominantly Downwind434.41.3812
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance788.0597.1508.0452.3415.7380.6324.4
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance470.61.2750
Triple Number Coastal/Long Distance Low552.01.0870
Triple Number Coastal/Long Distance Medium432.91.3861
Triple Number Coastal/Long Distance High369.91.6221
Triple Number Windward/Leeward Low710.70.8442
Triple Number Windward/Leeward Medium540.11.1110
Triple Number Windward/Leeward High457.51.3115
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance788.0597.1508.0452.3415.7380.6324.4
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low552.01.0870
Triple Number All Purpose Medium432.91.3861
Triple Number All Purpose High369.91.6221
Triple Number Windward/Leeward Low710.70.8442
Triple Number Windward/Leeward Medium540.11.1110
Triple Number Windward/Leeward High457.51.3115
Predominantly Upwind470.91.2741
Predominantly Downwind434.41.3812
Predominantly Upwind Low610.90.9822
Predominantly Upwind Medium491.21.2214
Predominantly Upwind High453.71.3224
Predominantly Downwind Low605.00.9917
Predominantly Downwind Medium437.11.3728
Predominantly Downwind High334.81.7923
Chicago-Mac Upwind1.2510
Chicago-Mac All Purpose1.2988
Chicago-Mac Downwind1.3504
Bayview-Mac Cove Island1.2111
Bayview-Mac Shore1.2241
Harvest Moon Regatta372.91.6091
Victoria-Maui1.4754
ORC Ref  03880001I8RIssued on 03/08/2021Valid until 31/12/2021
VPP ver: 2021 1.00 | © ORC | www.orc.org

Club
Certificate
2021

Boat

CHRISTOPHER DRAGON

39

 
Offshore
Racing
Congress

Certificate number: US7379
Data in meters/kilograms (Metric)𝕚
HULL AND APPENDAGES
ClassKER 40+𝕚Measurement03/06/2021𝕚Measurer𝕚HIN𝕚Plan review𝕚Hull constructionCarbon𝕚Carbon RudderYes𝕚Light stanchionsYes𝕚Trim tabNo𝕚
LOA12.548𝕚Max. Beam4.188𝕚Draft2.994𝕚Displacement4,238𝕚Wetted area27.75𝕚IMS L12.189𝕚LSM011.599𝕚Acc. length12.548𝕚Sink (kg/mm)21.46𝕚
VCGD-0.901𝕚VCGM-0.908𝕚RM Measured (kg·m)179.9𝕚RM Default (kg·m)157.9𝕚Limit of positive stability(°)138.0𝕚Stability Index134.2𝕚
PROPELLER
Propeller TypeFolding 2 blades𝕚
InstallationStrut𝕚PRD0.446𝕚EDL0.820𝕚ST30.180𝕚Twin screwNo𝕚PBW0.120𝕚ST10.042𝕚ST40.112𝕚PIPA0.0037𝕚ST20.180𝕚ST50.270𝕚
RIG
Forestay tensionAft𝕚Inner stayNone Fitted𝕚Carbon mastYes𝕚Headsail furlerNo𝕚Mainsail furlerNo𝕚Articulated bowspritNo𝕚Non-circular riggingNo𝕚Fiber riggingYes𝕚Runners/Checkstays1𝕚Spreaders2𝕚
P17.100𝕚IG16.483𝕚ISP18.801𝕚MDT10.125𝕚MDL10.246𝕚MDT20.101𝕚MDL20.122𝕚TL2.265𝕚MW0.233𝕚GO0.258𝕚
E5.670𝕚J4.935𝕚BAS1.703𝕚FSD0.035𝕚SFJ0.341𝕚SPL𝕚TPS7.450𝕚BD0.292𝕚MWT150.00𝕚MCG6.465𝕚
IdISPTPS1𝕚17.019𝕚7.450𝕚
FLOTATION AND STABILITY
Inclining TestBoom Inclining𝕚SFFP0.562𝕚SAFP12.465𝕚Flotation Date03/06/2021𝕚FFM1.203𝕚FAM0.944𝕚Measurer𝕚FF1.204𝕚FA0.947𝕚Comment𝕚LCFcl6.736𝕚LCFsh6.990𝕚SG1.0230𝕚HBI1.121𝕚
W190.2𝕚W290.2𝕚W390.2𝕚W490.2𝕚LCFD6.882𝕚
PD1218.0𝕚PD2216.8𝕚PD3215.6𝕚PD4214.6𝕚
WD5.477𝕚PLM9000.00𝕚GSA1.0𝕚RSA1.0𝕚
MEASUREMENT INVENTORY
IdItemDescriptionWeightLCGVCGSaS𝕚Tools (d)Sailor Services𝕚24.3𝕚7.98𝕚0.10𝕚
ORC Ref  03880001I8RIssued on 03/08/2021Valid until 31/12/2021
VPP ver: 2021 1.00 | © ORC | www.orc.org

Club
Certificate
2021

Boat

CHRISTOPHER DRAGON

39

 
Offshore
Racing
Congress

Certificate number: US7379
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeasurerMeas.DateMakerMaterialCommentUK MAIN𝕚1.16𝕚1.86𝕚2.56𝕚3.74𝕚4.78𝕚61.97𝕚𝕚18/06/2020𝕚UK𝕚Unknown𝕚𝕚
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeasurerMeas.DateMakerMaterialComment2406401𝕚0.13𝕚0.81𝕚1.56𝕚2.69𝕚3.85𝕚4.95𝕚16.58𝕚Yes𝕚No𝕚 𝕚43.73𝕚𝕚𝕚Butch Ullmer-UKNY𝕚𝕚North #1 Jib𝕚
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeasurerMeas.DateMakerMaterialComment2021 A2𝕚21.02𝕚17.66𝕚19.34𝕚11.84𝕚11.35𝕚104%𝕚189.24𝕚𝕚02/06/2021𝕚UK Northeast𝕚Unknown𝕚𝕚
ORC Ref  03880001I8RIssued on 03/08/2021Valid until 31/12/2021
VPP ver: 2021 1.00 | © ORC | www.orc.org