International
Certificate
2021

Boat

Windwalker

USA 51104

 
Offshore
Racing
Congress

Certificate number: US6973
Rated boat velocities in knots
Wind Velocity6 kt8 kt10 kt12 kt14 kt16 kt20 kt
Beat Angles41.6°39.4°39.4°39.4°38.4°37.9°37.1°
Beat VMG3.984.815.435.886.116.256.36
52°5.977.077.968.448.668.768.86
60°6.257.388.228.648.878.989.07
75°6.457.618.398.789.039.239.41
90°6.377.528.378.799.079.309.71
110°6.387.758.629.059.289.449.75
120°6.237.558.518.999.359.6810.09
135°5.576.867.988.679.089.4410.20
150°4.695.866.917.878.478.799.35
Run VMG4.075.085.996.817.347.678.69
Gybe Angles143.0°148.0°147.0°148.5°150.0°152.5°177.5°

GPH = 544.5

CDL = 13.038

BOAT
ClassUnknown𝕚DesignerHOODBuilderLYMAN MORSEAge Date05/1999Series Date04/1999Offset FileHOOD60.OFF
HULL
Length Overall18.175 mMaximum Beam4.882 mDraft4.451 mDisplacement24,587 kgDLR8.6747IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationShaft exposed𝕚TypeFeathering 3 blades𝕚Diameter0.641m
CREW
Maximum weight1,130 kg𝕚Minimum weight847 kg𝕚* when appliedNon Manual PowerNoCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRated Mainsail81.2083.08Headsail Luffed106.62106.62Headsail FlyingSymmetricAsymmetric262.45𝕚262.45𝕚
* All asymmetric spinnakers with SHW/SFL > 85%
SAIL LIMITATIONS
Headsails1 Spinnakers5
STABILITY
Righting Moment588.0 kg·mStability Index125.3
OWNER




The owner certifies that he/she understands his/her responsibilities under ORC Rule and Regulations.
ORC Ref  03410001AOKIssued on 01/06/2021Valid until 31/12/2021
VPP ver: 2021 1.02 | © ORC | www.orc.org

International
Certificate
2021

Boat

Windwalker

USA 51104

 
Offshore
Racing
Congress

Certificate number: US6973
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG903.5747.8662.6612.5589.1576.3566.2
52°602.8509.4452.1426.7415.9410.9406.5
60°576.2487.9437.7416.9406.0401.1396.8
75°557.9472.9428.9410.2398.6390.2382.7
90°565.0478.5430.4409.4396.9386.9370.7
110°564.2464.8417.5397.9388.1381.3369.2
120°577.8476.7423.2400.6385.2372.1356.8
135°645.9524.7451.0415.2396.6381.4352.9
150°766.9614.1520.8457.7424.9409.6384.9
Run VMG885.5709.1601.3528.5490.6469.5414.4
Selected Courses
Windward / Leeward894.5728.4631.9570.5539.9522.9490.3
All purpose692.0570.3501.3463.2443.8432.1414.4
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward599.91.0002
All purpose483.51.2409
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low631.20.9506
Triple Number Coastal/Long Distance Medium480.01.2501
Triple Number Coastal/Long Distance High428.41.4007
Triple Number Windward/Leeward Low811.50.7394
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High514.91.1652
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance528.11.1362
Triple Number Coastal/Long Distance Low631.20.9506
Triple Number Coastal/Long Distance Medium480.01.2501
Triple Number Coastal/Long Distance High428.41.4007
Triple Number Windward/Leeward Low811.50.7394
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High514.91.1652
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance893.6685.6567.7495.2460.4436.3399.1
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low631.20.9506
Triple Number Coastal/Long Distance Medium480.01.2501
Triple Number Coastal/Long Distance High428.41.4007
Triple Number Windward/Leeward Low811.50.7394
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High514.91.1652
Predominantly Upwind519.61.1547
Predominantly Downwind498.91.2026
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low631.20.9506
Triple Number All Purpose Medium480.01.2501
Triple Number All Purpose High428.41.4007
Triple Number Windward/Leeward Low811.50.7394
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High514.91.1652
Predominantly Upwind519.61.1547
Predominantly Downwind498.91.2026
Predominantly Upwind Low699.40.8578
Predominantly Upwind Medium532.11.1275
Predominantly Upwind High486.31.2337
Predominantly Downwind Low694.10.8645
Predominantly Downwind Medium496.71.2079
Predominantly Downwind High421.01.4251
Chicago-Mac Upwind1.1332
Chicago-Mac All Purpose1.1542
Chicago-Mac Downwind1.1816
Bayview-Mac Cove Island1.0692
Bayview-Mac Shore1.0836
Victoria-Maui1.2497
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance528.11.1362
Triple Number Coastal/Long Distance Low631.20.9506
Triple Number Coastal/Long Distance Medium480.01.2501
Triple Number Coastal/Long Distance High428.41.4007
Triple Number Windward/Leeward Low811.50.7394
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High514.91.1652
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance893.6685.6567.7495.2460.4436.3399.1
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance528.11.1362
Triple Number Coastal/Long Distance Low631.20.9506
Triple Number Coastal/Long Distance Medium480.01.2501
Triple Number Coastal/Long Distance High428.41.4007
Triple Number Windward/Leeward Low811.50.7394
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High514.91.1652
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance893.6685.6567.7495.2460.4436.3399.1
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance528.1
Triple Number Coastal/Long Distance Low631.2
Triple Number Coastal/Long Distance Medium480.0
Triple Number Coastal/Long Distance High428.4
Triple Number Windward/Leeward Low811.5
Triple Number Windward/Leeward Medium596.5
Triple Number Windward/Leeward High514.9
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance893.6685.6567.7495.2460.4436.3399.1
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance528.11.1362
Triple Number Coastal/Long Distance Low631.20.9506
Triple Number Coastal/Long Distance Medium480.01.2501
Triple Number Coastal/Long Distance High428.41.4007
Triple Number Windward/Leeward Low811.50.7394
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High514.91.1652
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance893.6685.6567.7495.2460.4436.3399.1
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)528.11.1362
Triple Number Coastal/Long Distance Low631.20.9506
Triple Number Coastal/Long Distance Medium480.01.2501
Triple Number Coastal/Long Distance High428.41.4007
Triple Number Windward/Leeward Low811.50.7394
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High514.91.1652
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance893.6685.6567.7495.2460.4436.3399.1
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low631.20.9506
Triple Number Coastal/Long Distance Medium480.01.2501
Triple Number Coastal/Long Distance High428.41.4007
Triple Number Windward/Leeward Low811.50.7394
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High514.91.1652
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9506
Triple Number Coastal/Long Distance Medium1.2501
Triple Number Coastal/Long Distance High1.4007
Triple Number Windward/Leeward Low0.7394
Triple Number Windward/Leeward Medium1.0059
Triple Number Windward/Leeward High1.1652
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance893.6685.6567.7495.2460.4436.3399.1
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance528.11.1362
Triple Number Coastal/Long Distance Low631.20.9506
Triple Number Coastal/Long Distance Medium480.01.2501
Triple Number Coastal/Long Distance High428.41.4007
Triple Number Windward/Leeward Low811.50.7394
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High514.91.1652
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance893.6685.6567.7495.2460.4436.3399.1
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance528.11.1362
Triple Number Coastal/Long Distance Low631.20.9506
Triple Number Coastal/Long Distance Medium480.01.2501
Triple Number Coastal/Long Distance High428.41.4007
Triple Number Windward/Leeward Low811.50.7394
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High514.91.1652
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance893.6685.6567.7495.2460.4436.3399.1
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance528.11.1362
Triple Number Coastal/Long Distance Low631.20.9506
Triple Number Coastal/Long Distance Medium480.01.2501
Triple Number Coastal/Long Distance High428.41.4007
Triple Number Windward/Leeward Low811.50.7394
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High514.91.1652
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance893.6685.6567.7495.2460.4436.3399.1
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low811.50.7394
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High514.91.1652
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance893.6685.6567.7495.2460.4436.3399.1
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low631.2
Triple Number Coastal/Long Distance Medium480.0
Triple Number Coastal/Long Distance High428.4
Triple Number Windward/Leeward Low811.5
Triple Number Windward/Leeward Medium596.5
Triple Number Windward/Leeward High514.9
Predominantly Upwind519.6
Predominantly Downwind498.9
Predominantly Reaching474.7
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low631.20.9506
Triple Number Coastal/Long Distance Medium480.01.2501
Triple Number Coastal/Long Distance High428.41.4007
Triple Number Windward/Leeward Low811.50.7394
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High514.91.1652
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9506
Triple Number Coastal/Long Distance Medium1.2501
Triple Number Coastal/Long Distance High1.4007
Triple Number Windward/Leeward Low0.7394
Triple Number Windward/Leeward Medium1.0059
Triple Number Windward/Leeward High1.1652
Coastal/Long Distance1.1362
Predominantly Upwind1.1547
Predominantly Downwind1.2026
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)1.1362
Tretall Distanseseilas Lite vind0.9506
Tretall Distanseseilas Mellomvind1.2501
Tretall Distanseseilas Mye vind1.4007
Tretall Pølsebane Lite vind0.7394
Tretall Pølsebane Mellomvind1.0059
Tretall Pølsebane Mye vind1.1652
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas893.6685.6567.7495.2460.4436.3399.1
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low631.20.9506
Triple Number Coastal/Long Distance Medium480.01.2501
Triple Number Coastal/Long Distance High428.41.4007
Triple Number Windward/Leeward Low811.50.7394
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High514.91.1652
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind519.61.1547
Predominantly Downwind498.91.2026
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore500.11.1998
Cape Doctor Coastal419.71.4297
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9506
Triple Number Coastal/Long Distance Medium1.2501
Triple Number Coastal/Long Distance High1.4007
Triple Number Windward/Leeward Low0.7394
Triple Number Windward/Leeward Medium1.0059
Triple Number Windward/Leeward High1.1652
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9506
Triple Number Coastal/Long Distance Medium1.2501
Triple Number Coastal/Long Distance High1.4007
Triple Number Windward/Leeward Low0.7394
Triple Number Windward/Leeward Medium1.0059
Triple Number Windward/Leeward High1.1652
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance528.11.1362
Triple Number Coastal/Long Distance Low631.20.9506
Triple Number Coastal/Long Distance Medium480.01.2501
Triple Number Coastal/Long Distance High428.41.4007
Triple Number Windward/Leeward Low811.50.7394
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High514.91.1652
Predominantly Upwind519.61.1547
Predominantly Downwind498.91.2026
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance893.6685.6567.7495.2460.4436.3399.1
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance528.11.1362
Triple Number Coastal/Long Distance Low631.20.9506
Triple Number Coastal/Long Distance Medium480.01.2501
Triple Number Coastal/Long Distance High428.41.4007
Triple Number Windward/Leeward Low811.50.7394
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High514.91.1652
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance893.6685.6567.7495.2460.4436.3399.1
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low631.20.9506
Triple Number All Purpose Medium480.01.2501
Triple Number All Purpose High428.41.4007
Triple Number Windward/Leeward Low811.50.7394
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High514.91.1652
Predominantly Upwind519.61.1547
Predominantly Downwind498.91.2026
Predominantly Upwind Low699.40.8578
Predominantly Upwind Medium532.11.1275
Predominantly Upwind High486.31.2337
Predominantly Downwind Low694.10.8645
Predominantly Downwind Medium496.71.2079
Predominantly Downwind High421.01.4251
Chicago-Mac Upwind1.1332
Chicago-Mac All Purpose1.1542
Chicago-Mac Downwind1.1816
Bayview-Mac Cove Island1.0692
Bayview-Mac Shore1.0836
Harvest Moon Regatta427.31.4042
Victoria-Maui1.2497
ORC Ref  03410001AOKIssued on 01/06/2021Valid until 31/12/2021
VPP ver: 2021 1.02 | © ORC | www.orc.org

International
Certificate
2021

Boat

Windwalker

USA 51104

 
Offshore
Racing
Congress

Certificate number: US6973
Data in meters/kilograms (Metric)𝕚
HULL AND APPENDAGES
ClassUnknown𝕚Measurement12/05/2002𝕚Measurer𝕚HIN𝕚Plan review𝕚Hull constructionSolid𝕚Carbon RudderNo𝕚Light stanchions𝕚Trim tabNo𝕚
LOA18.175𝕚Max. Beam4.882𝕚Draft4.451𝕚Displacement24,587𝕚Wetted area57.12𝕚IMS L14.173𝕚LSM014.152𝕚Acc. length15.867𝕚Sink (kg/mm)41.76𝕚
VCGD-0.113𝕚VCGM0.049𝕚RM Measured (kg·m)588.0𝕚RM Default (kg·m)562.9𝕚Limit of positive stability(°)112.5𝕚Stability Index125.3𝕚
Centerboard weight124.8𝕚
PROPELLER
Propeller TypeFeathering 3 blades𝕚
InstallationShaft exposed𝕚PRD0.641𝕚PHD0.089𝕚ESL1.503𝕚ST20.147𝕚ST40.092𝕚Twin screwNo𝕚PBW0.180𝕚PHL0.174𝕚ST10.043𝕚ST30.165𝕚ST50.391𝕚PIPA0.0162𝕚PSD0.037𝕚PSA29.000𝕚
RIG
Forestay tensionFixed𝕚Inner stayFixed𝕚Carbon mastYes𝕚Headsail furlerYes𝕚Mainsail furlerNo𝕚Articulated bowspritNo𝕚Non-circular riggingNo𝕚Fiber riggingNo𝕚Runners/Checkstays2𝕚Spreaders3𝕚
P20.879𝕚IG23.516𝕚ISP23.616𝕚MDT10.229𝕚MDL10.406𝕚MDT20.223𝕚MDL20.381𝕚TL3.201𝕚MW0.339𝕚GO0.381𝕚
E6.737𝕚J7.544𝕚BAS1.905𝕚FSD0.055𝕚SFJ0.540𝕚SPL0.000𝕚TPS7.834𝕚BD0.381𝕚MWT548.85𝕚MCG7.438𝕚
FLOTATION AND STABILITY
Inclining TestPoles Inclining𝕚SFFP1.713𝕚SAFP17.878𝕚Flotation Date17/04/2021𝕚FFM1.612𝕚FAM1.244𝕚Measurer𝕚FF1.648𝕚FA1.264𝕚Comment𝕚LCFcl9.686𝕚LCFsh9.983𝕚SG1.0190𝕚HBI1.287𝕚
W1185.7𝕚W2185.7𝕚W3185.7𝕚W4185.7𝕚
PD1457.9𝕚PD2457.9𝕚PD3457.9𝕚PD4457.9𝕚
WD18.320𝕚PLM9000.00𝕚GSA1.0𝕚RSA1.0𝕚
MEASUREMENT INVENTORY
IdTankTypeCapacityLCGVCGConditionDescription2𝕚FUEL 𝕚RIGID𝕚511.0𝕚10.20𝕚-0.60𝕚511.0𝕚PORT FUEL𝕚1𝕚FUEL 𝕚RIGID𝕚511.0𝕚10.20𝕚-0.60𝕚511.0𝕚STB FUEL𝕚
IdItemDescriptionWeightLCGVCGa𝕚Anchor (d)𝕚90.0𝕚0.00𝕚𝕚
ORC Ref  03410001AOKIssued on 01/06/2021Valid until 31/12/2021
VPP ver: 2021 1.02 | © ORC | www.orc.org

International
Certificate
2021

Boat

Windwalker

USA 51104

 
Offshore
Racing
Congress

Certificate number: US6973
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeasurerMeas.DateMakerMaterialCommentOUS106439-01𝕚0.22𝕚1.37𝕚2.53𝕚4.14𝕚5.41𝕚81.20𝕚𝕚16/06/2014𝕚NORTH𝕚𝕚𝕚
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeasurerMeas.DateMakerMaterialCommentOUS 106439-02𝕚0.00𝕚0.00𝕚2.28𝕚4.66𝕚7.20𝕚9.81𝕚22.14𝕚No𝕚No𝕚 𝕚106.62𝕚𝕚16/04/2014𝕚NORTH𝕚𝕚𝕚
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeasurerMeas.DateMakerMaterialComment1058065𝕚25.18𝕚21.91𝕚23.55𝕚13.35𝕚13.48𝕚99%𝕚262.45𝕚𝕚14/06/2014𝕚win fowler main sailing partners𝕚𝕚MAIN SAILING PARTNERS𝕚
ORC Ref  03410001AOKIssued on 01/06/2021Valid until 31/12/2021
VPP ver: 2021 1.02 | © ORC | www.orc.org