Club
Certificate
2023

Boat

ARCHIMEDES III

USA 56810

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 Angles43.0°40.8°39.3°38.2°37.6°37.6°38.4°
Beat VMG3.744.545.035.235.335.385.38
52°5.706.687.197.387.477.527.57
60°5.996.907.377.587.687.747.80
75°6.197.107.507.797.978.088.21
90°6.417.307.758.008.178.378.65
110°6.237.297.828.188.578.919.42
120°6.127.227.828.298.709.029.85
135°5.496.797.558.088.609.1610.65
150°4.655.846.847.507.898.259.03
Run VMG4.035.065.936.506.847.278.06
Gybe Angles143.9°147.4°149.2°150.7°150.1°173.9°174.8°

APH: 525.1

CDL: 9.840

GPH: 584.6

CertNo: us6877

BOAT
ClassC&C 115DesignerTIM JACKETTBuilderTARTANAge date01/2011Series date04/2005Offset fileC&C115B.OFFData fileUS6877
HULL
Length Overall11.506 mMaximum Beam3.670 mDraft2.020 mDisplacement5,634 kgDLR5.5719IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.409m
CREW
Maximum weight670 kgMinimum weight503 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail44.7545.58Headsail Luffed38.1038.10Headsail FlyingSymmetricAsymmetric146.86146.86 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS (m²)
Trysail13.10Storm Jib12.86Heavy Weather Jib34.71
SAIL LIMITS
Headsails5  Spinnakers4
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  04560002N7OIssued on 30/05/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

ARCHIMEDES III

USA 56810

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 VMG962.5793.6715.7688.6675.9669.4669.6
52°631.8539.1500.8488.1482.0478.5475.9
60°600.8521.9488.5475.2469.0465.2461.5
75°581.3507.1479.9462.1451.6445.5438.6
90°561.8493.4464.5450.1440.4430.2416.3
110°577.7494.1460.1439.9420.0404.1382.3
120°588.6498.6460.5434.2413.8399.3365.6
135°655.8530.2476.9445.7418.7393.1338.1
150°774.1616.2526.1479.8456.1436.1398.5
Run VMG893.8711.5607.5553.6526.5495.0446.4
Selected Courses
Windward / Leeward928.2752.6661.6621.1601.2582.2558.0
All purpose714.4593.8536.6509.8493.7480.3460.2
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward646.70.9278
All purpose525.11.1426
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low654.10.9173
Triple Number Coastal/Long Distance Medium521.71.1501
Triple Number Coastal/Long Distance High476.11.2603
Triple Number Windward/Leeward Low840.30.7140
Triple Number Windward/Leeward Medium640.50.9367
Triple Number Windward/Leeward High577.91.0383
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance570.21.0523
Triple Number Coastal/Long Distance Low654.10.9173
Triple Number Coastal/Long Distance Medium521.71.1501
Triple Number Coastal/Long Distance High476.11.2603
Triple Number Windward/Leeward Low840.30.7140
Triple Number Windward/Leeward Medium640.50.9367
Triple Number Windward/Leeward High577.91.0383
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance924.7708.6599.9543.0512.8486.2441.5
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8116
Downwind "popa"0.9919
70% up, 30% down "Ilhabela"0.8584
30% up, 70% down "Ilhabela-inverso"0.9299
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low654.10.9173
Triple Number Coastal/Long Distance Medium521.71.1501
Triple Number Coastal/Long Distance High476.11.2603
Triple Number Windward/Leeward Low840.30.7140
Triple Number Windward/Leeward Medium640.50.9367
Triple Number Windward/Leeward High577.91.0383
Predominantly Upwind568.61.0553
Predominantly Downwind526.81.1390
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low654.10.9173
Triple Number All Purpose Medium521.71.1501
Triple Number All Purpose High476.11.2603
Triple Number Windward/Leeward Low840.30.7140
Triple Number Windward/Leeward Medium640.50.9367
Triple Number Windward/Leeward High577.91.0383
Predominantly Upwind568.61.0553
Predominantly Downwind526.81.1390
Predominantly Upwind Low731.90.8198
Predominantly Upwind Medium589.61.0176
Predominantly Upwind High561.11.0692
Predominantly Downwind Low707.20.8485
Predominantly Downwind Medium523.11.1471
Predominantly Downwind High448.21.3388
Chicago-Mac Upwind1.0385
Chicago-Mac All Purpose1.0766
Chicago-Mac Downwind1.1212
Bayview-Mac Cove Island1.0082
Bayview-Mac Shore1.0131
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching495.61.2107
Predominantly Reaching Low588.51.0196
Predominantly Reaching Medium490.01.2244
Predominantly Reaching High438.71.3677
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low914.60.6560
5-Band Low / Medium772.20.7770
5-Band Medium632.20.9491
5-Band Medium / High584.61.0263
5-Band High562.21.0673
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance570.21.0523
Triple Number Coastal/Long Distance Low654.10.9173
Triple Number Coastal/Long Distance Medium521.71.1501
Triple Number Coastal/Long Distance High476.11.2603
Triple Number Windward/Leeward Low840.30.7140
Triple Number Windward/Leeward Medium640.50.9367
Triple Number Windward/Leeward High577.91.0383
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance924.7708.6599.9543.0512.8486.2441.5
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance570.21.0523
Triple Number Coastal/Long Distance Low654.10.9173
Triple Number Coastal/Long Distance Medium521.71.1501
Triple Number Coastal/Long Distance High476.11.2603
Triple Number Windward/Leeward Low840.30.7140
Triple Number Windward/Leeward Medium640.50.9367
Triple Number Windward/Leeward High577.91.0383
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance924.7708.6599.9543.0512.8486.2441.5
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance570.2
Triple Number Coastal/Long Distance Low654.1
Triple Number Coastal/Long Distance Medium521.7
Triple Number Coastal/Long Distance High476.1
Triple Number Windward/Leeward Low840.3
Triple Number Windward/Leeward Medium640.5
Triple Number Windward/Leeward High577.9
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance924.7708.6599.9543.0512.8486.2441.5
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance570.21.0523
Triple Number Coastal/Long Distance Low654.10.9173
Triple Number Coastal/Long Distance Medium521.71.1501
Triple Number Coastal/Long Distance High476.11.2603
Triple Number Windward/Leeward Low840.30.7140
Triple Number Windward/Leeward Medium640.50.9367
Triple Number Windward/Leeward High577.91.0383
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance924.7708.6599.9543.0512.8486.2441.5
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)570.21.0523
Triple Number Coastal/Long Distance Low654.10.9173
Triple Number Coastal/Long Distance Medium521.71.1501
Triple Number Coastal/Long Distance High476.11.2603
Triple Number Windward/Leeward Low840.30.7140
Triple Number Windward/Leeward Medium640.50.9367
Triple Number Windward/Leeward High577.91.0383
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance924.7708.6599.9543.0512.8486.2441.5
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low654.10.9173
Triple Number Coastal/Long Distance Medium521.71.1501
Triple Number Coastal/Long Distance High476.11.2603
Triple Number Windward/Leeward Low840.30.7140
Triple Number Windward/Leeward Medium640.50.9367
Triple Number Windward/Leeward High577.91.0383
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9173
Triple Number Coastal/Long Distance Medium1.1501
Triple Number Coastal/Long Distance High1.2603
Triple Number Windward/Leeward Low0.7140
Triple Number Windward/Leeward Medium0.9367
Triple Number Windward/Leeward High1.0383
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance924.7708.6599.9543.0512.8486.2441.5
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance570.21.0523
Triple Number Coastal/Long Distance Low654.10.9173
Triple Number Coastal/Long Distance Medium521.71.1501
Triple Number Coastal/Long Distance High476.11.2603
Triple Number Windward/Leeward Low840.30.7140
Triple Number Windward/Leeward Medium640.50.9367
Triple Number Windward/Leeward High577.91.0383
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance924.7708.6599.9543.0512.8486.2441.5
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low654.10.9173
Triple Number Coastal/Long Distance Medium521.71.1501
Triple Number Coastal/Long Distance High476.11.2603
Triple Number Windward/Leeward Low840.30.7140
Triple Number Windward/Leeward Medium640.50.9367
Triple Number Windward/Leeward High577.91.0383
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance570.21.0523
Triple Number Coastal/Long Distance Low654.10.9173
Triple Number Coastal/Long Distance Medium521.71.1501
Triple Number Coastal/Long Distance High476.11.2603
Triple Number Windward/Leeward Low840.30.7140
Triple Number Windward/Leeward Medium640.50.9367
Triple Number Windward/Leeward High577.91.0383
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance924.7708.6599.9543.0512.8486.2441.5
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low840.30.7140
Triple Number Windward/Leeward Medium640.50.9367
Triple Number Windward/Leeward High577.91.0383
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance924.7708.6599.9543.0512.8486.2441.5
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low654.1
Triple Number Coastal/Long Distance Medium521.7
Triple Number Coastal/Long Distance High476.1
Triple Number Windward/Leeward Low840.3
Triple Number Windward/Leeward Medium640.5
Triple Number Windward/Leeward High577.9
Predominantly Upwind568.6
Predominantly Downwind526.8
Predominantly Reaching505.7
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance570.21.0523
Triple Number Coastal/Long Distance Low654.10.9173
Triple Number Coastal/Long Distance Medium521.71.1501
Triple Number Coastal/Long Distance High476.11.2603
Triple Number Windward/Leeward Low840.30.7140
Triple Number Windward/Leeward Medium640.50.9367
Triple Number Windward/Leeward High577.91.0383
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance924.7708.6599.9543.0512.8486.2441.5
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9173
Triple Number Coastal/Long Distance Medium1.1501
Triple Number Coastal/Long Distance High1.2603
Triple Number Windward/Leeward Low0.7140
Triple Number Windward/Leeward Medium0.9367
Triple Number Windward/Leeward High1.0383
Coastal/Long Distance1.0523
Predominantly Upwind1.0553
Predominantly Downwind1.1390
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.9173
Tretall Distanseseilas Mellomvind1.1501
Tretall Distanseseilas Mye vind1.2603
Tretall Pølsebane Lite vind0.7140
Tretall Pølsebane Mellomvind0.9367
Tretall Pølsebane Mye vind1.0383
Distanseseilas ett tall (OSN 8-16kn)1.0523
Distanseseilas ett tall (APH 6-20kn)1.1426
Enkeltall Motvind1.0553
Enkeltall Medvind1.1390
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low654.10.9173
Triple Number Coastal/Long Distance Medium521.71.1501
Triple Number Coastal/Long Distance High476.11.2603
Triple Number Windward/Leeward Low840.30.7140
Triple Number Windward/Leeward Medium640.50.9367
Triple Number Windward/Leeward High577.91.0383
Coastal/Long Distance570.21.0523
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind568.61.0553
Predominantly Downwind526.81.1390
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore565.31.0615
Cape Doctor Coastal466.21.2870
Triple Number Coastal/Long Distance Low654.10.9173
Triple Number Coastal/Long Distance Medium521.71.1501
Triple Number Coastal/Long Distance High476.11.2603
Triple Number Windward/Leeward Low840.30.7140
Triple Number Windward/Leeward Medium640.50.9367
Triple Number Windward/Leeward High577.91.0383
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9173
Triple Number Coastal/Long Distance Medium1.1501
Triple Number Coastal/Long Distance High1.2603
Triple Number Windward/Leeward Low0.7140
Triple Number Windward/Leeward Medium0.9367
Triple Number Windward/Leeward High1.0383
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9173
Triple Number Coastal/Long Distance Medium1.1501
Triple Number Coastal/Long Distance High1.2603
Triple Number Windward/Leeward Low0.7140
Triple Number Windward/Leeward Medium0.9367
Triple Number Windward/Leeward High1.0383
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance570.21.0523
Triple Number Coastal/Long Distance Low654.10.9173
Triple Number Coastal/Long Distance Medium521.71.1501
Triple Number Coastal/Long Distance High476.11.2603
Triple Number Windward/Leeward Low840.30.7140
Triple Number Windward/Leeward Medium640.50.9367
Triple Number Windward/Leeward High577.91.0383
Predominantly Upwind568.61.0553
Predominantly Downwind526.81.1390
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance924.7708.6599.9543.0512.8486.2441.5
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance570.21.0523
Triple Number Coastal/Long Distance Low654.10.9173
Triple Number Coastal/Long Distance Medium521.71.1501
Triple Number Coastal/Long Distance High476.11.2603
Triple Number Windward/Leeward Low840.30.7140
Triple Number Windward/Leeward Medium640.50.9367
Triple Number Windward/Leeward High577.91.0383
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance924.7708.6599.9543.0512.8486.2441.5
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low654.10.9173
Triple Number All Purpose Medium521.71.1501
Triple Number All Purpose High476.11.2603
Triple Number Windward/Leeward Low840.30.7140
Triple Number Windward/Leeward Medium640.50.9367
Triple Number Windward/Leeward High577.91.0383
Predominantly Upwind568.61.0553
Predominantly Downwind526.81.1390
Predominantly Upwind Low731.90.8198
Predominantly Upwind Medium589.61.0176
Predominantly Upwind High561.11.0692
Predominantly Downwind Low707.20.8485
Predominantly Downwind Medium523.11.1471
Predominantly Downwind High448.21.3388
Chicago-Mac Upwind1.0385
Chicago-Mac All Purpose1.0766
Chicago-Mac Downwind1.1212
Bayview-Mac Cove Island1.0082
Bayview-Mac Shore1.0131
Harvest Moon Regatta458.81.3078
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy559.91.0716
San Francisco Bay Medium629.80.9527
Predominantly Reaching495.61.2107
Predominantly Reaching Low588.51.0196
Predominantly Reaching Medium490.01.2244
Predominantly Reaching High438.71.3677
Windward/Leeward 60-40 Low847.90.7076
Windward/Leeward 60-40 Medium661.90.9065
Windward/Leeward 60-40 High609.60.9843
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low914.60.6560
5-Band Low / Medium772.20.7770
5-Band Medium632.20.9491
5-Band Medium / High584.61.0263
5-Band High562.21.0673
ORC Ref  04560002N7OIssued on 30/05/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

ARCHIMEDES III

USA 56810

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassC&C 115MeasurementHINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA11.506Max. Beam3.670Draft2.020Displacement5,634Wetted area26.93IMS L10.273LSM010.036Acc. length11.506Sink (kg/mm) 20.79
VCGD0.081VCGM0.093RM Rated (kg·m) 149.8Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.409PBW0.116PIPA0.0053
PSD0.021PHD0.098PHL0.125
PSA0.0°ESL1.253
ST10.040ST20.180ST30.180
ST40.110ST50.290
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P15.035IG15.900ISP16.054MDT10.116MDL10.220MDT20.107MDL20.174TL2.744MW0.174GO0.211
E4.977J4.420BAS1.677FSD0.034SFJ0.000SPL0.000WPLTPS5.816BD0.162MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered148.3Flotation Date16/02/2022MeasurerComment
SFFP0.457FFMFF1.415LCFcl6.052SG1.0000
SAFP10.516FAMFA0.999LCFsh6.324HBI1.200
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04560002N7OIssued on 30/05/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

ARCHIMEDES III

USA 56810

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment5870.181.061.873.234.2144.75
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment735190.070.681.312.513.664.7215.51NoNo 38.10
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentba18.2016.1017.1510.3410.02103%146.8620-303020416.5615.4215.995.897.7476%83.4119/05/20202020 Code Zero
ORC Ref  04560002N7OIssued on 30/05/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org