Club
Certificate
2021

Boat

LONGBOW

USA143

 

Offshore
Racing
Congress

Certificate number:US6498

Rated boat velocities in knots
Wind Velocity6 kt8 kt10 kt12 kt14 kt16 kt20 kt
Beat Angles43.1°41.6°38.3°36.4°35.6°34.9°35.1°
Beat VMG4.335.366.006.266.396.506.62
52°6.657.898.478.819.059.219.66
60°7.088.118.799.309.609.8010.35
75°7.398.389.1310.0310.5310.8511.39
90°7.598.579.6810.4211.2111.8812.71
110°7.328.379.3710.8112.0812.9514.51
120°6.878.169.1510.5211.6413.1815.65
135°6.037.638.509.4510.8712.3016.17
150°5.036.407.588.449.1810.3913.54
Run VMG4.365.556.577.297.959.0011.73
Gybe Angles142.0°143.0°148.5°152.0°148.0°144.5°138.1°

GPH = 491.0

CDL = 12.781

BOAT
ClassCLASS 40𝕚DesignerOWEN CLARKE DESIGNBuilderCARBON OCEAN YACHTAge Date06/2015Series Date01/2015Offset FileUS42648.OFF
HULL
Length Overall12.103 mMaximum Beam4.496 mDraft2.985 mDisplacement4,577 kgDLR2.4919IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.195%
PROPELLER
InstallationShaft non exposed𝕚TypeFolding 2 blades𝕚Diameter0.430m
CREW
Maximum weight919 kg𝕚Minimum weight689 kg𝕚* when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail64.1865.54Headsail Luffed56.8656.86Headsail FlyingSymmetricAsymmetric192.58𝕚192.58𝕚
* 1 asymmetric(s) with SHW/SFL < 85%
SAIL LIMITATIONS
Headsails7 Spinnakers5
STABILITY
Righting Moment370.2 kg·mStability IndexN/A
OWNER




The owner certifies that he/she understands his/her responsibilities under ORC Rule and Regulations.
ORC Ref 03410000UQ1Issued on 12/02/2021Valid until 31/12/2021
VPP ver: 2021 1.00 | © ORC | www.orc.org

Club
Certificate
2021

Boat

LONGBOW

USA143

 

Offshore
Racing
Congress

Certificate number:US6498

Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG830.6672.0600.2575.5563.3553.8544.1
52°541.0456.5425.0408.4397.9391.0372.7
60°508.7443.8409.4386.9374.8367.3347.9
75°487.2429.7394.1358.9342.0331.8316.0
90°474.6420.3371.9345.4321.2302.9283.2
110°491.9430.3384.1332.9297.9277.9248.1
120°523.9441.3393.3342.1309.2273.1230.1
135°597.4471.9423.4380.8331.2292.8222.6
150°715.0562.2474.8426.7392.3346.6265.8
Run VMG825.6649.2548.3494.0453.0400.2306.9
Selected Courses
Windward / Leeward828.1660.6574.3534.8508.2477.0425.5
All purpose627.2516.5457.7422.6397.3374.2336.9
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward553.41.0843
All purpose435.01.3792
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance476.91.2582
Triple Number Coastal/Long Distance Low571.81.0493
Triple Number Coastal/Long Distance Medium435.81.3768
Triple Number Coastal/Long Distance High366.01.6394
Triple Number Windward/Leeward Low744.30.8061
Triple Number Windward/Leeward Medium551.81.0874
Triple Number Windward/Leeward High465.51.2890
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance827.9621.8516.5454.7416.2376.3312.8
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low571.81.0493
Triple Number All Purpose Medium435.81.3768
Triple Number All Purpose High366.01.6394
Triple Number Windward/Leeward Low744.30.8061
Triple Number Windward/Leeward Medium551.81.0874
Triple Number Windward/Leeward High465.51.2890
Predominantly Upwind475.71.2613
Predominantly Downwind447.21.3417
Predominantly Upwind Low632.90.9481
Predominantly Upwind Medium491.61.2206
Predominantly Upwind High450.71.3314
Predominantly Downwind Low634.00.9464
Predominantly Downwind Medium452.21.3268
Predominantly Downwind High340.11.7643
Chicago-Mac Upwind1.2407
Chicago-Mac All Purpose1.2792
Chicago-Mac Downwind1.3162
Bayview-Mac Cove Island1.1894
Bayview-Mac Shore1.2069
Victoria-Maui1.4445
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance476.91.2582
Triple Number Coastal/Long Distance Low571.81.0493
Triple Number Coastal/Long Distance Medium435.81.3768
Triple Number Coastal/Long Distance High366.01.6394
Triple Number Windward/Leeward Low744.30.8061
Triple Number Windward/Leeward Medium551.81.0874
Triple Number Windward/Leeward High465.51.2890
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance827.9621.8516.5454.7416.2376.3312.8
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance476.9
Triple Number Coastal/Long Distance Low571.8
Triple Number Coastal/Long Distance Medium435.8
Triple Number Coastal/Long Distance High366.0
Triple Number Windward/Leeward Low744.3
Triple Number Windward/Leeward Medium551.8
Triple Number Windward/Leeward High465.5
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance827.9621.8516.5454.7416.2376.3312.8
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance476.91.2582
Triple Number Coastal/Long Distance Low571.81.0493
Triple Number Coastal/Long Distance Medium435.81.3768
Triple Number Coastal/Long Distance High366.01.6394
Triple Number Windward/Leeward Low744.30.8061
Triple Number Windward/Leeward Medium551.81.0874
Triple Number Windward/Leeward High465.51.2890
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance827.9621.8516.5454.7416.2376.3312.8
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)476.91.2582
Triple Number Coastal/Long Distance Low571.81.0493
Triple Number Coastal/Long Distance Medium435.81.3768
Triple Number Coastal/Long Distance High366.01.6394
Triple Number Windward/Leeward Low744.30.8061
Triple Number Windward/Leeward Medium551.81.0874
Triple Number Windward/Leeward High465.51.2890
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance827.9621.8516.5454.7416.2376.3312.8
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low571.81.0493
Triple Number Coastal/Long Distance Medium435.81.3768
Triple Number Coastal/Long Distance High366.01.6394
Triple Number Windward/Leeward Low744.30.8061
Triple Number Windward/Leeward Medium551.81.0874
Triple Number Windward/Leeward High465.51.2890
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low1.0493
Triple Number Coastal/Long Distance Medium1.3768
Triple Number Coastal/Long Distance High1.6394
Triple Number Windward/Leeward Low0.8061
Triple Number Windward/Leeward Medium1.0874
Triple Number Windward/Leeward High1.2890
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance827.9621.8516.5454.7416.2376.3312.8
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance476.91.2582
Triple Number Coastal/Long Distance Low571.81.0493
Triple Number Coastal/Long Distance Medium435.81.3768
Triple Number Coastal/Long Distance High366.01.6394
Triple Number Windward/Leeward Low744.30.8061
Triple Number Windward/Leeward Medium551.81.0874
Triple Number Windward/Leeward High465.51.2890
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance827.9621.8516.5454.7416.2376.3312.8
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance476.91.2582
Triple Number Coastal/Long Distance Low571.81.0493
Triple Number Coastal/Long Distance Medium435.81.3768
Triple Number Coastal/Long Distance High366.01.6394
Triple Number Windward/Leeward Low744.30.8061
Triple Number Windward/Leeward Medium551.81.0874
Triple Number Windward/Leeward High465.51.2890
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance827.9621.8516.5454.7416.2376.3312.8
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance476.91.2582
Triple Number Coastal/Long Distance Low571.81.0493
Triple Number Coastal/Long Distance Medium435.81.3768
Triple Number Coastal/Long Distance High366.01.6394
Triple Number Windward/Leeward Low744.30.8061
Triple Number Windward/Leeward Medium551.81.0874
Triple Number Windward/Leeward High465.51.2890
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance827.9621.8516.5454.7416.2376.3312.8
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low744.30.8061
Triple Number Windward/Leeward Medium551.81.0874
Triple Number Windward/Leeward High465.51.2890
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance827.9621.8516.5454.7416.2376.3312.8
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low571.8
Triple Number Coastal/Long Distance Medium435.8
Triple Number Coastal/Long Distance High366.0
Triple Number Windward/Leeward Low744.3
Triple Number Windward/Leeward Medium551.8
Triple Number Windward/Leeward High465.5
Predominantly Upwind475.7
Predominantly Downwind447.2
Predominantly Reaching420.2
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low571.81.0493
Triple Number Coastal/Long Distance Medium435.81.3768
Triple Number Coastal/Long Distance High366.01.6394
Triple Number Windward/Leeward Low744.30.8061
Triple Number Windward/Leeward Medium551.81.0874
Triple Number Windward/Leeward High465.51.2890
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low1.0493
Triple Number Coastal/Long Distance Medium1.3768
Triple Number Coastal/Long Distance High1.6394
Triple Number Windward/Leeward Low0.8061
Triple Number Windward/Leeward Medium1.0874
Triple Number Windward/Leeward High1.2890
Coastal/Long Distance1.2582
Predominantly Upwind1.2613
Predominantly Downwind1.3417
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)1.2582
Tretall Distanseseilas Lite vind1.0493
Tretall Distanseseilas Mellomvind1.3768
Tretall Distanseseilas Mye vind1.6394
Tretall Pølsebane Lite vind0.8061
Tretall Pølsebane Mellomvind1.0874
Tretall Pølsebane Mye vind1.2890
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas827.9621.8516.5454.7416.2376.3312.8
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low571.81.0493
Triple Number Coastal/Long Distance Medium435.81.3768
Triple Number Coastal/Long Distance High366.01.6394
Triple Number Windward/Leeward Low744.30.8061
Triple Number Windward/Leeward Medium551.81.0874
Triple Number Windward/Leeward High465.51.2890
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind475.71.2613
Predominantly Downwind447.21.3417
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore441.01.3606
Cape Doctor Coastal348.11.7237
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low1.0493
Triple Number Coastal/Long Distance Medium1.3768
Triple Number Coastal/Long Distance High1.6394
Triple Number Windward/Leeward Low0.8061
Triple Number Windward/Leeward Medium1.0874
Triple Number Windward/Leeward High1.2890
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low1.0493
Triple Number Coastal/Long Distance Medium1.3768
Triple Number Coastal/Long Distance High1.6394
Triple Number Windward/Leeward Low0.8061
Triple Number Windward/Leeward Medium1.0874
Triple Number Windward/Leeward High1.2890
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance476.91.2582
Triple Number Coastal/Long Distance Low571.81.0493
Triple Number Coastal/Long Distance Medium435.81.3768
Triple Number Coastal/Long Distance High366.01.6394
Triple Number Windward/Leeward Low744.30.8061
Triple Number Windward/Leeward Medium551.81.0874
Triple Number Windward/Leeward High465.51.2890
Predominantly Upwind475.71.2613
Predominantly Downwind447.21.3417
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance827.9621.8516.5454.7416.2376.3312.8
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance476.91.2582
Triple Number Coastal/Long Distance Low571.81.0493
Triple Number Coastal/Long Distance Medium435.81.3768
Triple Number Coastal/Long Distance High366.01.6394
Triple Number Windward/Leeward Low744.30.8061
Triple Number Windward/Leeward Medium551.81.0874
Triple Number Windward/Leeward High465.51.2890
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance827.9621.8516.5454.7416.2376.3312.8
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low571.81.0493
Triple Number All Purpose Medium435.81.3768
Triple Number All Purpose High366.01.6394
Triple Number Windward/Leeward Low744.30.8061
Triple Number Windward/Leeward Medium551.81.0874
Triple Number Windward/Leeward High465.51.2890
Predominantly Upwind475.71.2613
Predominantly Downwind447.21.3417
Predominantly Upwind Low632.90.9481
Predominantly Upwind Medium491.61.2206
Predominantly Upwind High450.71.3314
Predominantly Downwind Low634.00.9464
Predominantly Downwind Medium452.21.3268
Predominantly Downwind High340.11.7643
Chicago-Mac Upwind1.2407
Chicago-Mac All Purpose1.2792
Chicago-Mac Downwind1.3162
Bayview-Mac Cove Island1.1894
Bayview-Mac Shore1.2069
Harvest Moon Regatta369.21.6253
Victoria-Maui1.4445
ORC Ref 03410000UQ1Issued on 12/02/2021Valid until 31/12/2021
VPP ver: 2021 1.00 | © ORC | www.orc.org

Club
Certificate
2021

Boat

LONGBOW

USA143

 

Offshore
Racing
Congress

Certificate number:US6498

Data in meters/kilograms (Metric)𝕚
HULL AND APPENDAGES
ClassCLASS 40𝕚LOA12.103𝕚VCGD-1.293𝕚Measurement06/02/2020𝕚Max. Beam4.496𝕚VCGM-1.293𝕚Measurer𝕚Draft2.985𝕚RM Measured (kg·m)370.2𝕚HIN1𝕚Displacement4,577𝕚RM Default (kg·m)259.1𝕚Plan review𝕚IMS L12.108𝕚Limit of positive stability (°)N/AHull ConstructionCored𝕚LSM012.246𝕚Stability IndexN/ACarbon rudderYes𝕚Acc. length12.103𝕚Light stanchions𝕚Wetted area33.33𝕚Trim tabNo𝕚Sink (kg/mm)27.98𝕚
PROPELLER
Propeller TypeFolding 2 blades𝕚
InstallationShaft non exposed𝕚PRD0.430𝕚PHL0.150𝕚Twin screw𝕚PBW0.110𝕚ESL1.380𝕚PIPA0.0101𝕚PHD0.050𝕚PSD0.070𝕚
RIG
Forestay tensionAft𝕚P18.140𝕚E5.050𝕚Inner stayFixed𝕚IG17.670𝕚J5.850𝕚Carbon mastYes𝕚ISP18.150𝕚BAS1.380𝕚Headsail furlerYes𝕚MDT10.143𝕚FSD𝕚Mainsail furlerNo𝕚MDL10.232𝕚SFJ0.070𝕚Articulated bowspritNo𝕚MDT20.122𝕚SPL0.000𝕚Non-circular riggingNo𝕚MDL20.143𝕚TPS7.930𝕚Fiber riggingNo𝕚TL3.520𝕚BD0.200𝕚Runners/Checkstays1𝕚MW0.230𝕚MWT185.00𝕚Spreaders2𝕚GO0.370𝕚MCG𝕚
 
FLOTATION AND STABILITY
Inclining TestRM entered directly𝕚SFFP0.500𝕚SAFP12.103𝕚Flotation Date06/02/2020𝕚FFM1.286𝕚FAM0.878𝕚Measurer𝕚FF1.293𝕚FA0.882𝕚Comment𝕚LCFcl7.207𝕚LCFsh7.469𝕚SG1.0000𝕚HBI1.193𝕚
MEASUREMENT INVENTORY
IdTankTypeCapacityLCGVCGConditionDescription𝕚𝕚𝕚𝕚7.74𝕚0.00𝕚30.3𝕚𝕚
IdItemDescriptionWeightLCGVCGa𝕚Anchor (d)𝕚0.0𝕚0.00𝕚𝕚
ORC Ref 03410000UQ1Issued on 12/02/2021Valid until 31/12/2021
VPP ver: 2021 1.00 | © ORC | www.orc.org

Club
Certificate
2021

Boat

LONGBOW

USA143

 

Offshore
Racing
Congress

Certificate number:US6498

MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeasurerMeasurementManufacturerMaterialComment1827798𝕚1.43𝕚2.05𝕚2.78𝕚3.74𝕚4.42𝕚64.19𝕚𝕚𝕚ZACH MASON NORTH SAILS #603 3/1/18𝕚𝕚2018 SQARE TOP MAINSAIL𝕚
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingAreaMeasurerMeasurementManufacturerMaterialComment1144734𝕚0.07𝕚0.84𝕚1.62𝕚3.20𝕚4.78𝕚6.32𝕚17.80𝕚No𝕚No𝕚56.86𝕚𝕚𝕚𝕚𝕚2016 JIB1𝕚
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeasurerMeasurementManufacturerMaterialComment1827810𝕚20.41𝕚17.60𝕚19.01𝕚12.09𝕚12.44𝕚97%𝕚192.59𝕚𝕚𝕚NORTH SAILS SRI LANKA𝕚𝕚2016 A2𝕚c0𝕚18.84𝕚17.23𝕚18.04𝕚7.33𝕚9.75𝕚75%𝕚117.44𝕚𝕚𝕚𝕚Unknown𝕚OUS122975-001𝕚
ORC Ref 03410000UQ1Issued on 12/02/2021Valid until 31/12/2021
VPP ver: 2021 1.00 | © ORC | www.orc.org