Club
Certificate
2023

Boat

PRAECEPTOR

USA 13106

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 Angles44.2°42.6°41.4°40.2°39.6°39.3°39.0°
Beat VMG3.273.914.384.664.794.874.94
52°5.015.886.416.686.816.886.95
60°5.306.136.586.846.987.067.14
75°5.476.276.716.987.187.327.48
90°5.386.236.727.037.267.477.77
110°5.246.286.877.237.527.758.06
120°5.116.176.817.217.557.868.37
135°4.665.736.516.987.357.708.39
150°3.985.035.916.587.007.348.00
Run VMG3.444.365.145.816.386.837.48
Gybe Angles146.0°150.5°153.2°159.2°173.6°177.5°179.0°

APH: 594.6

CDL: 8.060

GPH: 666.0

CertNo: US7300

BOAT
ClassC&C 35 MkIDesignerC&CBuilderHinterhoellerAge date01/1971Series date01/1969Offset fileUS120.OFFData fileUSA13106
HULL
Length Overall10.555 mMaximum Beam3.255 mDraft1.568 mDisplacement5,080 kgDLR8.6191IMS DivisionPerformanceDynamic Allowance0.110%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.314m
CREW
Maximum weight726 kgMinimum weight545 kg * when appliedNon Manual PowerNoCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail28.5729.19Headsail Luffed43.3943.39Headsail FlyingSymmetric87.3087.30Asymmetric
STORM SAIL AREAS (m²)
Trysail8.35Storm Jib9.04Heavy Weather Jib24.40
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.

Club
Certificate
2023

Boat

PRAECEPTOR

USA 13106

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 VMG1101.1921.0821.5772.0750.8738.8729.5
52°718.4612.4561.9538.6528.6523.0518.0
60°679.3587.5547.0526.5515.6509.8503.9
75°657.8573.8536.6515.8501.5491.9481.6
90°669.7578.1535.5512.4495.6482.1463.5
110°687.2573.2524.1497.7478.6464.3446.8
120°704.3583.9528.9499.4476.6458.2430.2
135°771.8628.2553.3515.8490.1467.4428.9
150°905.3715.8608.8547.3514.4490.5450.2
Run VMG1045.3826.2701.0619.2563.9527.2481.3
Selected Courses
Windward / Leeward1073.2873.6761.3695.6657.3633.0605.4
All purpose829.3688.2614.5573.9550.5534.5513.6
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward727.00.8253
All purpose594.61.0091
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium591.11.0150
Triple Number Coastal/Long Distance High530.61.1307
Triple Number Windward/Leeward Low973.40.6164
Triple Number Windward/Leeward Medium722.70.8302
Triple Number Windward/Leeward High628.70.9543
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance646.40.9283
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium591.11.0150
Triple Number Coastal/Long Distance High530.61.1307
Triple Number Windward/Leeward Low973.40.6164
Triple Number Windward/Leeward Medium722.70.8302
Triple Number Windward/Leeward High628.70.9543
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1070.4822.2688.9611.7570.9540.0492.3
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7198
Downwind "popa"0.8816
70% up, 30% down "Ilhabela"0.7618
30% up, 70% down "Ilhabela-inverso"0.8259
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium591.11.0150
Triple Number Coastal/Long Distance High530.61.1307
Triple Number Windward/Leeward Low973.40.6164
Triple Number Windward/Leeward Medium722.70.8302
Triple Number Windward/Leeward High628.70.9543
Predominantly Upwind643.00.9331
Predominantly Downwind601.70.9972
Custom scoring options for Canada
Scoring OptionTime On
Distance
Time On
Time
Triple Number All Purpose Low758.70.7908
Triple Number All Purpose Medium591.11.0150
Triple Number All Purpose High530.61.1307
Triple Number Windward/Leeward Low973.40.6164
Triple Number Windward/Leeward Medium722.70.8302
Triple Number Windward/Leeward High628.70.9543
Predominantly Upwind643.00.9331
Predominantly Downwind601.70.9972
Predominantly Upwind Low845.40.7097
Predominantly Upwind Medium664.60.9028
Predominantly Upwind High618.00.9708
Predominantly Downwind Low824.30.7279
Predominantly Downwind Medium595.31.0079
Predominantly Downwind High500.71.1983
Chicago-Mac Upwind0.9162
Chicago-Mac All Purpose0.9446
Chicago-Mac Downwind0.9801
Bayview-Mac Cove Island0.8804
Bayview-Mac Shore0.8873
Scoring OptionTime On
Distance
Time On
Time
Predominantly Reaching566.41.0594
Predominantly Reaching Low687.90.8722
Predominantly Reaching Medium560.81.0699
Predominantly Reaching High498.11.2046
5-Band
Windward/Leeward
Time On
Distance
Time On
Time
5-Band Low1057.80.5672
5-Band Low / Medium892.00.6726
5-Band Medium709.70.8454
5-Band Medium / High637.70.9409
5-Band High610.20.9833
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance646.40.9283
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium591.11.0150
Triple Number Coastal/Long Distance High530.61.1307
Triple Number Windward/Leeward Low973.40.6164
Triple Number Windward/Leeward Medium722.70.8302
Triple Number Windward/Leeward High628.70.9543
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1070.4822.2688.9611.7570.9540.0492.3
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance646.40.9283
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium591.11.0150
Triple Number Coastal/Long Distance High530.61.1307
Triple Number Windward/Leeward Low973.40.6164
Triple Number Windward/Leeward Medium722.70.8302
Triple Number Windward/Leeward High628.70.9543
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1070.4822.2688.9611.7570.9540.0492.3
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance646.4
Triple Number Coastal/Long Distance Low758.7
Triple Number Coastal/Long Distance Medium591.1
Triple Number Coastal/Long Distance High530.6
Triple Number Windward/Leeward Low973.4
Triple Number Windward/Leeward Medium722.7
Triple Number Windward/Leeward High628.7
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1070.4822.2688.9611.7570.9540.0492.3
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance646.40.9283
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium591.11.0150
Triple Number Coastal/Long Distance High530.61.1307
Triple Number Windward/Leeward Low973.40.6164
Triple Number Windward/Leeward Medium722.70.8302
Triple Number Windward/Leeward High628.70.9543
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1070.4822.2688.9611.7570.9540.0492.3
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)646.40.9283
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium591.11.0150
Triple Number Coastal/Long Distance High530.61.1307
Triple Number Windward/Leeward Low973.40.6164
Triple Number Windward/Leeward Medium722.70.8302
Triple Number Windward/Leeward High628.70.9543
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1070.4822.2688.9611.7570.9540.0492.3
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium591.11.0150
Triple Number Coastal/Long Distance High530.61.1307
Triple Number Windward/Leeward Low973.40.6164
Triple Number Windward/Leeward Medium722.70.8302
Triple Number Windward/Leeward High628.70.9543
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7908
Triple Number Coastal/Long Distance Medium1.0150
Triple Number Coastal/Long Distance High1.1307
Triple Number Windward/Leeward Low0.6164
Triple Number Windward/Leeward Medium0.8302
Triple Number Windward/Leeward High0.9543
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1070.4822.2688.9611.7570.9540.0492.3
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance646.40.9283
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium591.11.0150
Triple Number Coastal/Long Distance High530.61.1307
Triple Number Windward/Leeward Low973.40.6164
Triple Number Windward/Leeward Medium722.70.8302
Triple Number Windward/Leeward High628.70.9543
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1070.4822.2688.9611.7570.9540.0492.3
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium591.11.0150
Triple Number Coastal/Long Distance High530.61.1307
Triple Number Windward/Leeward Low973.40.6164
Triple Number Windward/Leeward Medium722.70.8302
Triple Number Windward/Leeward High628.70.9543
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance646.40.9283
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium591.11.0150
Triple Number Coastal/Long Distance High530.61.1307
Triple Number Windward/Leeward Low973.40.6164
Triple Number Windward/Leeward Medium722.70.8302
Triple Number Windward/Leeward High628.70.9543
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1070.4822.2688.9611.7570.9540.0492.3
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Triple Number Windward/Leeward Low973.40.6164
Triple Number Windward/Leeward Medium722.70.8302
Triple Number Windward/Leeward High628.70.9543
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1070.4822.2688.9611.7570.9540.0492.3
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low758.7
Triple Number Coastal/Long Distance Medium591.1
Triple Number Coastal/Long Distance High530.6
Triple Number Windward/Leeward Low973.4
Triple Number Windward/Leeward Medium722.7
Triple Number Windward/Leeward High628.7
Predominantly Upwind643.0
Predominantly Downwind601.7
Predominantly Reaching579.2
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance646.40.9283
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium591.11.0150
Triple Number Coastal/Long Distance High530.61.1307
Triple Number Windward/Leeward Low973.40.6164
Triple Number Windward/Leeward Medium722.70.8302
Triple Number Windward/Leeward High628.70.9543
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1070.4822.2688.9611.7570.9540.0492.3
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7908
Triple Number Coastal/Long Distance Medium1.0150
Triple Number Coastal/Long Distance High1.1307
Triple Number Windward/Leeward Low0.6164
Triple Number Windward/Leeward Medium0.8302
Triple Number Windward/Leeward High0.9543
Coastal/Long Distance0.9283
Predominantly Upwind0.9331
Predominantly Downwind0.9972
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7908
Tretall Distanseseilas Mellomvind1.0150
Tretall Distanseseilas Mye vind1.1307
Tretall Pølsebane Lite vind0.6164
Tretall Pølsebane Mellomvind0.8302
Tretall Pølsebane Mye vind0.9543
Distanseseilas ett tall (OSN 8-16kn)0.9283
Distanseseilas ett tall (APH 6-20kn)1.0091
Enkeltall Motvind0.9331
Enkeltall Medvind0.9972
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium591.11.0150
Triple Number Coastal/Long Distance High530.61.1307
Triple Number Windward/Leeward Low973.40.6164
Triple Number Windward/Leeward Medium722.70.8302
Triple Number Windward/Leeward High628.70.9543
Coastal/Long Distance646.40.9283
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind643.00.9331
Predominantly Downwind601.70.9972
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore613.70.9777
Cape Doctor Coastal519.81.1542
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium591.11.0150
Triple Number Coastal/Long Distance High530.61.1307
Triple Number Windward/Leeward Low973.40.6164
Triple Number Windward/Leeward Medium722.70.8302
Triple Number Windward/Leeward High628.70.9543
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7908
Triple Number Coastal/Long Distance Medium1.0150
Triple Number Coastal/Long Distance High1.1307
Triple Number Windward/Leeward Low0.6164
Triple Number Windward/Leeward Medium0.8302
Triple Number Windward/Leeward High0.9543
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7908
Triple Number Coastal/Long Distance Medium1.0150
Triple Number Coastal/Long Distance High1.1307
Triple Number Windward/Leeward Low0.6164
Triple Number Windward/Leeward Medium0.8302
Triple Number Windward/Leeward High0.9543
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance646.40.9283
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium591.11.0150
Triple Number Coastal/Long Distance High530.61.1307
Triple Number Windward/Leeward Low973.40.6164
Triple Number Windward/Leeward Medium722.70.8302
Triple Number Windward/Leeward High628.70.9543
Predominantly Upwind643.00.9331
Predominantly Downwind601.70.9972
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1070.4822.2688.9611.7570.9540.0492.3
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance646.40.9283
Triple Number Coastal/Long Distance Low758.70.7908
Triple Number Coastal/Long Distance Medium591.11.0150
Triple Number Coastal/Long Distance High530.61.1307
Triple Number Windward/Leeward Low973.40.6164
Triple Number Windward/Leeward Medium722.70.8302
Triple Number Windward/Leeward High628.70.9543
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1070.4822.2688.9611.7570.9540.0492.3
Custom scoring options for United States of America
Scoring OptionTime On
Distance
Time On
Time
Triple Number All Purpose Low758.70.7908
Triple Number All Purpose Medium591.11.0150
Triple Number All Purpose High530.61.1307
Triple Number Windward/Leeward Low973.40.6164
Triple Number Windward/Leeward Medium722.70.8302
Triple Number Windward/Leeward High628.70.9543
Predominantly Upwind643.00.9331
Predominantly Downwind601.70.9972
Predominantly Upwind Low845.40.7097
Predominantly Upwind Medium664.60.9028
Predominantly Upwind High618.00.9708
Predominantly Downwind Low824.30.7279
Predominantly Downwind Medium595.31.0079
Predominantly Downwind High500.71.1983
Chicago-Mac Upwind0.9162
Chicago-Mac All Purpose0.9446
Chicago-Mac Downwind0.9801
Bayview-Mac Cove Island0.8804
Bayview-Mac Shore0.8873
Harvest Moon Regatta518.91.1562
Scoring OptionTime On
Distance
Time On
Time
San Francisco Bay Heavy618.90.9695
San Francisco Bay Medium717.10.8367
Predominantly Reaching566.41.0594
Predominantly Reaching Low687.90.8722
Predominantly Reaching Medium560.81.0699
Predominantly Reaching High498.11.2046
Windward/Leeward 60-40 Low980.90.6117
Windward/Leeward 60-40 Medium747.60.8026
Windward/Leeward 60-40 High666.00.9009
5-Band
Windward/Leeward
Time On
Distance
Time On
Time
5-Band Low1057.80.5672
5-Band Low / Medium892.00.6726
5-Band Medium709.70.8454
5-Band Medium / High637.70.9409
5-Band High610.20.9833

Club
Certificate
2023

Boat

PRAECEPTOR

USA 13106

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassC&C 35 MkIMeasurementHINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA10.555Max. Beam3.255Draft1.568Displacement5,080Wetted area22.37IMS L8.637LSM08.383Acc. length10.555Sink (kg/mm) 16.93
VCGD0.091VCGM0.104RM Rated (kg·m) 103.3Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.314PBW0.122PIPA0.0046
PSD0.022PHD0.068PHL0.116
PSA25.0°ESL0.634
ST10.019ST20.074ST30.089
ST40.043ST50.116
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders1Rotating mastNo
P11.583IG13.442ISP13.442MDT10.129MDL10.202MDT20.129MDL20.202TL0.000MW0.000GO0.000
E4.115J4.420BAS1.486FSD0.028SFJ0.000SPL4.508WPLTPS0.000BD0.113MWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date20/07/2021MeasurerComment
SFFP0.649FFMFF1.241LCFcl5.943SG
SAFP10.208FAMFA0.849LCFsh6.175HBI0.886
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG00.000.00Total deductible
OTHER ITEMSIdKindDescriptionWeightLCGVCGaAnchor00.00Total deductible0

Club
Certificate
2023

Boat

PRAECEPTOR

USA 13106

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment131060.130.911.562.683.4728.5715/06/2021
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment#20.080.811.603.284.876.6013.26NoNo 43.3927/06/2019
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentSym kite13.2413.2413.247.937.8487.3007/07/2021