Club
Certificate
Non Spinnaker
2023

Boat

ORION

USA 61731

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 Angles47.7°45.7°44.4°43.6°43.5°43.5°44.2°
Beat VMG2.823.594.184.614.844.934.91
52°4.495.616.447.047.397.527.56
60°4.886.006.817.427.787.938.02
75°5.156.297.137.748.148.378.57
90°5.046.227.117.768.208.518.95
110°4.425.686.707.518.108.519.18
120°4.185.426.467.317.968.419.12
135°3.674.835.866.757.508.078.82
150°3.124.134.945.786.537.188.17
Run VMG2.703.584.415.235.996.687.84
Gybe Angles143.3°143.9°170.3°171.2°172.1°173.0°175.7°

APH: 610.5

CDL: 10.196

GPH: 702.0

CertNo: US6173

BOAT
ClassHunter 450 PassageDesignerLuhrsBuilderHunterAge date02/2002Series date01/2002Offset fileHTR466_WK.offData fileUSA 61731NS
HULL
Length Overall14.173 mMaximum Beam4.324 mDraft1.675 mDisplacement11,870 kgDLR5.1119IMS DivisionCruiser/RacerDynamic Allowance0.420%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeSolid 3 bladesDiameter0.432m
CREW
Maximum weight430 kgMinimum weight323 kg * when appliedNon Manual PowerCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail39.7339.85Headsail Luffed50.3250.32Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail13.52Storm Jib14.70Heavy Weather Jib39.69
SAIL LIMITS
Headsails1  Spinnakers0 * No spinnaker pole aboard
STABILITY
Righting MomentN/AStability IndexN/A
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  04560002Q2IIssued on 11/07/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

ORION

USA 61731

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 VMG1275.01002.7861.5780.7743.2730.5732.7
52°801.0641.3559.3511.5487.2478.7476.3
60°738.1600.3528.4485.3462.9453.7448.8
75°699.4572.5505.0465.1442.5429.9420.1
90°714.6578.6506.4463.7438.8422.9402.3
110°814.8634.2537.6479.1444.4423.2392.1
120°861.5664.4557.4492.4452.2428.1394.8
135°980.5744.8614.0533.4479.9446.2408.2
150°1154.6871.5728.1622.5551.6501.3440.8
Run VMG1333.21006.4815.7688.2601.1538.8459.1
Selected Courses
Windward / Leeward1304.11004.6838.6734.4672.2634.7595.9
All purpose980.1764.3648.9577.1534.7510.1484.7
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward781.40.7678
All purpose610.50.9827
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low872.20.6879
Triple Number Coastal/Long Distance Medium606.10.9900
Triple Number Coastal/Long Distance High506.81.1840
Triple Number Windward/Leeward Low1154.30.5198
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High629.50.9531
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance675.50.8882
Triple Number Coastal/Long Distance Low872.20.6879
Triple Number Coastal/Long Distance Medium606.10.9900
Triple Number Coastal/Long Distance High506.81.1840
Triple Number Windward/Leeward Low1154.30.5198
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High629.50.9531
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1307.0939.4745.2623.8558.7515.0454.6
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6856
Downwind "popa"0.7717
70% up, 30% down "Ilhabela"0.7093
30% up, 70% down "Ilhabela-inverso"0.7437
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low872.20.6879
Triple Number Coastal/Long Distance Medium606.10.9900
Triple Number Coastal/Long Distance High506.81.1840
Triple Number Windward/Leeward Low1154.30.5198
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High629.50.9531
Predominantly Upwind655.00.9160
Predominantly Downwind639.70.9379
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low872.20.6879
Triple Number All Purpose Medium606.10.9900
Triple Number All Purpose High506.81.1840
Triple Number Windward/Leeward Low1154.30.5198
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High629.50.9531
Predominantly Upwind655.00.9160
Predominantly Downwind639.70.9379
Predominantly Upwind Low957.90.6264
Predominantly Upwind Medium666.90.8997
Predominantly Upwind High594.01.0101
Predominantly Downwind Low990.50.6058
Predominantly Downwind Medium643.10.9330
Predominantly Downwind High487.71.2302
Chicago-Mac Upwind0.8920
Chicago-Mac All Purpose0.9019
Chicago-Mac Downwind0.9131
Bayview-Mac Cove Island0.8185
Bayview-Mac Shore0.8390
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching568.91.0547
Predominantly Reaching Low778.60.7706
Predominantly Reaching Medium568.61.0552
Predominantly Reaching High462.81.2966
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1281.00.4684
5-Band Low / Medium1032.50.5811
5-Band Medium755.60.7941
5-Band Medium / High642.90.9333
5-Band High602.60.9956
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance675.50.8882
Triple Number Coastal/Long Distance Low872.20.6879
Triple Number Coastal/Long Distance Medium606.10.9900
Triple Number Coastal/Long Distance High506.81.1840
Triple Number Windward/Leeward Low1154.30.5198
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High629.50.9531
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1307.0939.4745.2623.8558.7515.0454.6
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance675.50.8882
Triple Number Coastal/Long Distance Low872.20.6879
Triple Number Coastal/Long Distance Medium606.10.9900
Triple Number Coastal/Long Distance High506.81.1840
Triple Number Windward/Leeward Low1154.30.5198
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High629.50.9531
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1307.0939.4745.2623.8558.7515.0454.6
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance675.5
Triple Number Coastal/Long Distance Low872.2
Triple Number Coastal/Long Distance Medium606.1
Triple Number Coastal/Long Distance High506.8
Triple Number Windward/Leeward Low1154.3
Triple Number Windward/Leeward Medium776.1
Triple Number Windward/Leeward High629.5
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1307.0939.4745.2623.8558.7515.0454.6
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance675.50.8882
Triple Number Coastal/Long Distance Low872.20.6879
Triple Number Coastal/Long Distance Medium606.10.9900
Triple Number Coastal/Long Distance High506.81.1840
Triple Number Windward/Leeward Low1154.30.5198
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High629.50.9531
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1307.0939.4745.2623.8558.7515.0454.6
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)675.50.8882
Triple Number Coastal/Long Distance Low872.20.6879
Triple Number Coastal/Long Distance Medium606.10.9900
Triple Number Coastal/Long Distance High506.81.1840
Triple Number Windward/Leeward Low1154.30.5198
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High629.50.9531
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1307.0939.4745.2623.8558.7515.0454.6
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low872.20.6879
Triple Number Coastal/Long Distance Medium606.10.9900
Triple Number Coastal/Long Distance High506.81.1840
Triple Number Windward/Leeward Low1154.30.5198
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High629.50.9531
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6879
Triple Number Coastal/Long Distance Medium0.9900
Triple Number Coastal/Long Distance High1.1840
Triple Number Windward/Leeward Low0.5198
Triple Number Windward/Leeward Medium0.7731
Triple Number Windward/Leeward High0.9531
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1307.0939.4745.2623.8558.7515.0454.6
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance675.50.8882
Triple Number Coastal/Long Distance Low872.20.6879
Triple Number Coastal/Long Distance Medium606.10.9900
Triple Number Coastal/Long Distance High506.81.1840
Triple Number Windward/Leeward Low1154.30.5198
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High629.50.9531
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1307.0939.4745.2623.8558.7515.0454.6
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low872.20.6879
Triple Number Coastal/Long Distance Medium606.10.9900
Triple Number Coastal/Long Distance High506.81.1840
Triple Number Windward/Leeward Low1154.30.5198
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High629.50.9531
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance675.50.8882
Triple Number Coastal/Long Distance Low872.20.6879
Triple Number Coastal/Long Distance Medium606.10.9900
Triple Number Coastal/Long Distance High506.81.1840
Triple Number Windward/Leeward Low1154.30.5198
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High629.50.9531
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1307.0939.4745.2623.8558.7515.0454.6
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low1154.30.5198
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High629.50.9531
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1307.0939.4745.2623.8558.7515.0454.6
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low872.2
Triple Number Coastal/Long Distance Medium606.1
Triple Number Coastal/Long Distance High506.8
Triple Number Windward/Leeward Low1154.3
Triple Number Windward/Leeward Medium776.1
Triple Number Windward/Leeward High629.5
Predominantly Upwind655.0
Predominantly Downwind639.7
Predominantly Reaching595.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance675.50.8882
Triple Number Coastal/Long Distance Low872.20.6879
Triple Number Coastal/Long Distance Medium606.10.9900
Triple Number Coastal/Long Distance High506.81.1840
Triple Number Windward/Leeward Low1154.30.5198
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High629.50.9531
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1307.0939.4745.2623.8558.7515.0454.6
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6879
Triple Number Coastal/Long Distance Medium0.9900
Triple Number Coastal/Long Distance High1.1840
Triple Number Windward/Leeward Low0.5198
Triple Number Windward/Leeward Medium0.7731
Triple Number Windward/Leeward High0.9531
Coastal/Long Distance0.8882
Predominantly Upwind0.9160
Predominantly Downwind0.9379
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.6879
Tretall Distanseseilas Mellomvind0.9900
Tretall Distanseseilas Mye vind1.1840
Tretall Pølsebane Lite vind0.5198
Tretall Pølsebane Mellomvind0.7731
Tretall Pølsebane Mye vind0.9531
Distanseseilas ett tall (OSN 8-16kn)0.8882
Distanseseilas ett tall (APH 6-20kn)0.9827
Enkeltall Motvind0.9160
Enkeltall Medvind0.9379
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low872.20.6879
Triple Number Coastal/Long Distance Medium606.10.9900
Triple Number Coastal/Long Distance High506.81.1840
Triple Number Windward/Leeward Low1154.30.5198
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High629.50.9531
Coastal/Long Distance675.50.8882
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind655.00.9160
Predominantly Downwind639.70.9379
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore607.50.9876
Cape Doctor Coastal492.31.2187
Triple Number Coastal/Long Distance Low872.20.6879
Triple Number Coastal/Long Distance Medium606.10.9900
Triple Number Coastal/Long Distance High506.81.1840
Triple Number Windward/Leeward Low1154.30.5198
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High629.50.9531
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6879
Triple Number Coastal/Long Distance Medium0.9900
Triple Number Coastal/Long Distance High1.1840
Triple Number Windward/Leeward Low0.5198
Triple Number Windward/Leeward Medium0.7731
Triple Number Windward/Leeward High0.9531
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6879
Triple Number Coastal/Long Distance Medium0.9900
Triple Number Coastal/Long Distance High1.1840
Triple Number Windward/Leeward Low0.5198
Triple Number Windward/Leeward Medium0.7731
Triple Number Windward/Leeward High0.9531
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance675.50.8882
Triple Number Coastal/Long Distance Low872.20.6879
Triple Number Coastal/Long Distance Medium606.10.9900
Triple Number Coastal/Long Distance High506.81.1840
Triple Number Windward/Leeward Low1154.30.5198
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High629.50.9531
Predominantly Upwind655.00.9160
Predominantly Downwind639.70.9379
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1307.0939.4745.2623.8558.7515.0454.6
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance675.50.8882
Triple Number Coastal/Long Distance Low872.20.6879
Triple Number Coastal/Long Distance Medium606.10.9900
Triple Number Coastal/Long Distance High506.81.1840
Triple Number Windward/Leeward Low1154.30.5198
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High629.50.9531
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1307.0939.4745.2623.8558.7515.0454.6
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low872.20.6879
Triple Number All Purpose Medium606.10.9900
Triple Number All Purpose High506.81.1840
Triple Number Windward/Leeward Low1154.30.5198
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High629.50.9531
Predominantly Upwind655.00.9160
Predominantly Downwind639.70.9379
Predominantly Upwind Low957.90.6264
Predominantly Upwind Medium666.90.8997
Predominantly Upwind High594.01.0101
Predominantly Downwind Low990.50.6058
Predominantly Downwind Medium643.10.9330
Predominantly Downwind High487.71.2302
Chicago-Mac Upwind0.8920
Chicago-Mac All Purpose0.9019
Chicago-Mac Downwind0.9131
Bayview-Mac Cove Island0.8185
Bayview-Mac Shore0.8390
Harvest Moon Regatta504.71.1888
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy617.40.9718
San Francisco Bay Medium771.20.7780
Predominantly Reaching568.91.0547
Predominantly Reaching Low778.60.7706
Predominantly Reaching Medium568.61.0552
Predominantly Reaching High462.81.2966
Windward/Leeward 60-40 Low1151.20.5212
Windward/Leeward 60-40 Medium790.00.7595
Windward/Leeward 60-40 High665.20.9019
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1281.00.4684
5-Band Low / Medium1032.50.5811
5-Band Medium755.60.7941
5-Band Medium / High642.90.9333
5-Band High602.60.9956
ORC Ref  04560002Q2IIssued on 11/07/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

ORION

USA 61731

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassHunter 450 PassageMeasurementHINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA14.173Max. Beam4.324Draft1.675Displacement11,870Wetted area43.33IMS L13.075LSM013.241Acc. length14.053Sink (kg/mm) 32.70
VCGD0.263VCGM0.324RM Rated (kg·m) 279.5Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeSolid 3 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.432PBW0.254PIPA0.0271
PSD0.032PHD0.077PHL0.142
PSA16.0°ESL2.200
ST10.020ST20.092ST30.102
ST40.053ST50.213
RIG
Forestay tensionFixedInner stayFixedCarbon mastNoHeadsail furlerYesMainsail furlerYesArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P15.050IG16.890ISP16.900MDT10.171MDL10.247MDT20.168MDL20.213TLMW0.213GO0.290
E5.130J5.160BAS1.850FSDFoilSFJSPLWPLTPS5.250BDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date01/01/2013MeasurerComment
SFFP0.640FFMFF1.609LCFcl8.045SG
SAFP12.899FAMFA1.308LCFsh8.330HBI1.406
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04560002Q2IIssued on 11/07/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

ORION

USA 61731

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMN10.080.701.342.673.9539.7326/05/2023
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentGen0.080.771.553.094.656.1716.25YesNo 50.3209/07/2023
ORC Ref  04560002Q2IIssued on 11/07/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org