Non Spin/HSFClub Certificate2025
TenacityRSA-4242
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
Rated boat velocities in knots
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles42.6°42.6°40.7°38.5°37.3°37.0°36.8°36.7°38.1°
Beat VMG2.713.794.665.185.395.515.585.655.55
52°4.245.766.847.347.537.647.717.807.78
60°4.546.067.067.527.747.867.948.058.04
75°4.746.257.197.667.978.198.328.528.62
90°4.556.097.117.658.028.368.649.059.31
110°3.895.346.467.307.818.248.689.5810.18
120°3.454.896.137.067.638.098.559.5910.90
135°2.904.225.436.447.207.698.139.0810.34
150°2.393.544.645.566.417.087.548.289.18
Run VMG2.073.074.024.855.726.507.148.008.84
Gybe Angles144.2°144.2°145.6°172.1°173.5°174.8°177.2°178.4°178.2°
APH ToD:548.6CDL: 10.177APH ToT: 1.0937CertNo:ZAN175
BOAT
ClassJ-111DesignerJohnstoneBuilderJ-BoatsAge date01/2012Series date01/2010Offset fileJ111 .offData fileRSA4242
HULL
Length Overall11.121 mMaximum Beam3.302 mDraft2.192 mDisplacement4,326 kgDLR4.3172IMS DivisionCruiser/RacerDynamic Allowance0.220%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.360m
CREW
Maximum weight600 kg(declared)Minimum weight470 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail35.9636.56Headsail Luffed33.3333.33Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail10.62Storm Jib10.93Heavy Weather Jib29.50
SAIL LIMITS
Headsails6
✱ Zero set flying
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.
Non Spin/HSFClub Certificate2025
TenacityRSA-4242
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
Time Allowances in secs/NM
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG1328.2949.0772.6695.5668.0653.9645.3637.6648.7
52°849.9624.9526.4490.5477.9471.1466.7461.7462.4
60°793.7594.4510.1478.6465.1458.2453.2447.2447.7
75°760.2576.2500.4469.7451.5439.7432.5422.3417.8
90°790.7591.3506.1470.8448.7430.6416.5398.0386.9
110°925.1674.6557.1493.4461.2436.8414.9375.6353.8
120°1044.2735.9587.2509.9471.8445.2421.2375.5330.2
135°1240.7853.2663.2558.9500.2467.9443.0396.4348.3
150°1509.31016.0775.9647.2561.9508.8477.8434.8392.3
Run VMG1740.91173.2896.0741.7629.8553.9504.1450.3407.4
Selected Courses
Windward / Leeward1532.31061.1834.3718.6648.9603.9574.7543.9528.1
All purpose1131.1802.0646.4570.4528.1501.1482.7457.2440.4
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward680.30.8819
All purpose548.61.0937
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low724.20.8285
Triple Number Coastal/Long Distance Medium545.31.1003
Triple Number Coastal/Long Distance High477.71.2559
Triple Number Windward/Leeward Low947.70.6331
Triple Number Windward/Leeward Medium676.40.8871
Triple Number Windward/Leeward High570.51.0518
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance601.00.9983
Triple Number Coastal/Long Distance Low724.20.8285
Triple Number Coastal/Long Distance Medium545.31.1003
Triple Number Coastal/Long Distance High477.71.2559
Triple Number Windward/Leeward Low947.70.6331
Triple Number Windward/Leeward Medium676.40.8871
Triple Number Windward/Leeward High570.51.0518
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1672.91072.3786.4646.3564.6520.9488.5437.5416.7
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8363
Downwind "popa"0.8487
70% up, 30% down "Ilhabela"0.8400
30% up, 70% down "Ilhabela-inverso"0.8449
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low724.20.8285
Triple Number Coastal/Long Distance Medium545.31.1003
Triple Number Coastal/Long Distance High477.71.2559
Triple Number Windward/Leeward Low947.70.6331
Triple Number Windward/Leeward Medium676.40.8871
Triple Number Windward/Leeward High570.51.0518
Predominantly Upwind575.71.0423
Predominantly Downwind580.41.0337
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low724.20.8285
Triple Number AP Medium545.41.1002
Triple Number AP High477.71.2559
Triple Number Windward/Leeward Low994.80.6031
Triple Number Windward/Leeward Medium676.40.8871
Triple Number Windward/Leeward High570.51.0518
Single Number Predominant Upwind599.61.0007
Single Number Predominant Reaching548.01.0949
Single Number Predominant Downwind611.80.9807
Predominant Upwind - Low835.10.7185
Predominant Upwind - Low/Med630.50.9516
Predominant Upwind - Medium556.41.0783
Predominant Upwind - Med/High518.91.1563
Predominant Upwind - High502.01.1952
Predominant Downwind Low950.70.6311
Predominant Downwind Low/Med676.60.8868
Predominant Downwind Medium556.61.0779
Predominant Downwind Med/High481.51.2461
Predominant Downwind High441.41.3592
Predominant Reaching Low786.10.7633
Predominant Reaching Low/Med587.31.0215
Predominant Reaching Medium508.01.1811
Predominant Reaching Med/High460.51.3031
Predominant Reaching High433.41.3845
SA/DSPL Upwind25.97SA/DSPL Downwind25.97
Scoring OptionTODTOT
5-Band Windward/Leeward Low1122.80.5344
5-Band Windward/Leeward Low/Med799.50.7504
5-Band Windward/Leeward Medium662.20.9061
5-Band Windward/Leeward Med/High580.71.0332
5-Band Windward/Leeward High546.51.0979
Windward/Leeward 60-40 Low1098.20.5464
Windward/Leeward 60-40 Low/Med790.80.7587
Windward/Leeward 60-40 Medium665.10.9021
Windward/Leeward 60-40 Med/High594.01.0100
Windward/Leeward 60-40 High565.41.0613
5-Band AP Low821.30.7305
5-Band AP Low/Med625.00.9599
5-Band AP Medium536.61.1181
5-Band AP Med/High485.31.2363
5-Band AP High458.71.3080
5-Band SF Bay Tour - Low949.40.6320
5-Band SF Bay Tour - Low/Med757.30.7922
5-Band SF Bay Tour - Medium635.90.9435
5-Band SF Bay Tour - Med/High567.21.0578
5-Band SF Bay Tour - High536.71.1180
Chicago-Mac Upwind0.9709
Chicago-Mac All Purpose0.9602
Chicago-Mac Downwind0.9377
Bayview-Mac Cove Island0.6811
Bayview-Mac Shore0.6906
Harvest Moon Regatta475.41.2620
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance601.00.9983
Triple Number Coastal/Long Distance Low724.20.8285
Triple Number Coastal/Long Distance Medium545.31.1003
Triple Number Coastal/Long Distance High477.71.2559
Triple Number Windward/Leeward Low947.70.6331
Triple Number Windward/Leeward Medium676.40.8871
Triple Number Windward/Leeward High570.51.0518
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1672.91072.3786.4646.3564.6520.9488.5437.5416.7
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance601.00.9983
Triple Number Coastal/Long Distance Low724.20.8285
Triple Number Coastal/Long Distance Medium545.31.1003
Triple Number Coastal/Long Distance High477.71.2559
Triple Number Windward/Leeward Low947.70.6331
Triple Number Windward/Leeward Medium676.40.8871
Triple Number Windward/Leeward High570.51.0518
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1672.91072.3786.4646.3564.6520.9488.5437.5416.7
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance601.0
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1672.91072.3786.4646.3564.6520.9488.5437.5416.7
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low724.20.8285
Triple Number Coastal/Long Distance Medium545.31.1003
Triple Number Coastal/Long Distance High477.71.2559
Triple Number Windward/Leeward Low947.70.6331
Triple Number Windward/Leeward Medium676.40.8871
Triple Number Windward/Leeward High570.51.0518
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating601.00.9983
FinRating, kevyt tuuli1107.90.9026
FinRating, kova tuuli461.51.0835
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low724.20.8285
Triple Number Coastal/Long Distance Medium545.31.1003
Triple Number Coastal/Long Distance High477.71.2559
Triple Number Windward/Leeward Low947.70.6331
Triple Number Windward/Leeward Medium676.40.8871
Triple Number Windward/Leeward High570.51.0518
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9983
Triple Number Coastal/Long Distance Low0.8285
Triple Number Coastal/Long Distance Medium1.1003
Triple Number Coastal/Long Distance High1.2559
Triple Number Windward/Leeward Low0.6331
Triple Number Windward/Leeward Medium0.8871
Triple Number Windward/Leeward High1.0518
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1672.91072.3786.4646.3564.6520.9488.5437.5416.7
For information
General Purpose Handicap (GPH)620.0
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance601.00.9983
Triple Number Coastal/Long Distance Low724.20.8285
Triple Number Coastal/Long Distance Medium545.31.1003
Triple Number Coastal/Long Distance High477.71.2559
Triple Number Windward/Leeward Low947.70.6331
Triple Number Windward/Leeward Medium676.40.8871
Triple Number Windward/Leeward High570.51.0518
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1672.91072.3786.4646.3564.6520.9488.5437.5416.7
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low724.20.8285
Triple Number Coastal/Long Distance Medium545.31.1003
Triple Number Coastal/Long Distance High477.71.2559
Triple Number Windward/Leeward Low947.70.6331
Triple Number Windward/Leeward Medium676.40.8871
Triple Number Windward/Leeward High570.51.0518
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance601.00.9983
Triple Number Coastal/Long Distance Low724.20.8285
Triple Number Coastal/Long Distance Medium545.31.1003
Triple Number Coastal/Long Distance High477.71.2559
Triple Number Windward/Leeward Low947.70.6331
Triple Number Windward/Leeward Medium676.40.8871
Triple Number Windward/Leeward High570.51.0518
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1672.91072.3786.4646.3564.6520.9488.5437.5416.7
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance601.00.9983
Triple Number Coastal/Long Distance Low724.20.8285
Triple Number Coastal/Long Distance Medium545.31.1003
Triple Number Coastal/Long Distance High477.71.2559
Triple Number Windward/Leeward Low947.70.6331
Triple Number Windward/Leeward Medium676.40.8871
Triple Number Windward/Leeward High570.51.0518
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1672.91072.3786.4646.3564.6520.9488.5437.5416.7
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low724.2
Triple Number Coastal/Long Distance Medium545.3
Triple Number Coastal/Long Distance High477.7
Triple Number Windward/Leeward Low947.7
Triple Number Windward/Leeward Medium676.4
Triple Number Windward/Leeward High570.5
Predominantly Upwind575.7
Predominantly Downwind580.4
Predominantly Reaching542.4
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance601.00.9983
Triple Number Coastal/Long Distance Low724.20.8285
Triple Number Coastal/Long Distance Medium545.31.1003
Triple Number Coastal/Long Distance High477.71.2559
Triple Number Windward/Leeward Low947.70.6331
Triple Number Windward/Leeward Medium676.40.8871
Triple Number Windward/Leeward High570.51.0518
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1672.91072.3786.4646.3564.6520.9488.5437.5416.7
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8285
Triple Number Coastal/Long Distance Medium1.1003
Triple Number Coastal/Long Distance High1.2559
Triple Number Windward/Leeward Low0.6331
Triple Number Windward/Leeward Medium0.8871
Triple Number Windward/Leeward High1.0518
Coastal/Long Distance0.9983
Predominantly Upwind1.0423
Predominantly Downwind1.0337
For information
General Purpose Handicap (GPH)620.0
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0937
Distanseseilas Trippeltall svak vind0.8285
Distanseseilas Trippeltall mellomvind1.1003
Distanseseilas Trippeltall sterk vind1.2559
Pølsebane Trippeltall svak vind0.6331
Pølsebane Trippeltall mellomvind0.8871
Pølsebane Trippeltall sterk vind1.0518
Motvind Singeltall1.0423
Medvind Singeltall1.0337
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low724.20.8285
Triple Number Coastal/Long Distance Medium545.31.1003
Triple Number Coastal/Long Distance High477.71.2559
Triple Number Windward/Leeward Low947.70.6331
Triple Number Windward/Leeward Medium676.40.8871
Triple Number Windward/Leeward High570.51.0518
Coastal/Long Distance601.00.9983
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind575.71.0423
Predominantly Downwind580.41.0337
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore532.81.1261
Cape Doctor Coastal445.51.3469
Triple Number Coastal/Long Distance Low724.20.8285
Triple Number Coastal/Long Distance Medium545.31.1003
Triple Number Coastal/Long Distance High477.71.2559
Triple Number Windward/Leeward Low947.70.6331
Triple Number Windward/Leeward Medium676.40.8871
Triple Number Windward/Leeward High570.51.0518
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8285
Triple Number Coastal/Long Distance Medium1.1003
Triple Number Coastal/Long Distance High1.2559
Triple Number Windward/Leeward Low0.6331
Triple Number Windward/Leeward Medium0.8871
Triple Number Windward/Leeward High1.0518
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8285
Triple Number Coastal/Long Distance Medium1.1003
Triple Number Coastal/Long Distance High1.2559
Triple Number Windward/Leeward Low0.6331
Triple Number Windward/Leeward Medium0.8871
Triple Number Windward/Leeward High1.0518
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance601.00.9983
Triple Number Coastal/Long Distance Low724.20.8285
Triple Number Coastal/Long Distance Medium545.31.1003
Triple Number Coastal/Long Distance High477.71.2559
Triple Number Windward/Leeward Low947.70.6331
Triple Number Windward/Leeward Medium676.40.8871
Triple Number Windward/Leeward High570.51.0518
Predominantly Upwind575.71.0423
Predominantly Downwind580.41.0337
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1672.91072.3786.4646.3564.6520.9488.5437.5416.7
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance601.00.9983
Triple Number Coastal/Long Distance Low724.20.8285
Triple Number Coastal/Long Distance Medium545.31.1003
Triple Number Coastal/Long Distance High477.71.2559
Triple Number Windward/Leeward Low947.70.6331
Triple Number Windward/Leeward Medium676.40.8871
Triple Number Windward/Leeward High570.51.0518
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1672.91072.3786.4646.3564.6520.9488.5437.5416.7
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low724.20.8285
Triple Number AP Medium545.41.1002
Triple Number AP High477.71.2559
Triple Number Windward/Leeward Low994.80.6031
Triple Number Windward/Leeward Medium676.40.8871
Triple Number Windward/Leeward High570.51.0518
Single Number Predominant Upwind599.61.0007
Single Number Predominant Reaching548.01.0949
Single Number Predominant Downwind611.80.9807
Predominant Upwind - Low835.10.7185
Predominant Upwind - Low/Med630.50.9516
Predominant Upwind - Medium556.41.0783
Predominant Upwind - Med/High518.91.1563
Predominant Upwind - High502.01.1952
Predominant Downwind Low950.70.6311
Predominant Downwind Low/Med676.60.8868
Predominant Downwind Medium556.61.0779
Predominant Downwind Med/High481.51.2461
Predominant Downwind High441.41.3592
Predominant Reaching Low786.10.7633
Predominant Reaching Low/Med587.31.0215
Predominant Reaching Medium508.01.1811
Predominant Reaching Med/High460.51.3031
Predominant Reaching High433.41.3845
SA/DSPL Upwind25.97SA/DSPL Downwind25.97
Scoring OptionTODTOT
5-Band Windward/Leeward Low1122.80.5344
5-Band Windward/Leeward Low/Med799.50.7504
5-Band Windward/Leeward Medium662.20.9061
5-Band Windward/Leeward Med/High580.71.0332
5-Band Windward/Leeward High546.51.0979
Windward/Leeward 60-40 Low1098.20.5464
Windward/Leeward 60-40 Low/Med790.80.7587
Windward/Leeward 60-40 Medium665.10.9021
Windward/Leeward 60-40 Med/High594.01.0100
Windward/Leeward 60-40 High565.41.0613
5-Band AP Low821.30.7305
5-Band AP Low/Med625.00.9599
5-Band AP Medium536.61.1181
5-Band AP Med/High485.31.2363
5-Band AP High458.71.3080
5-Band SF Bay Tour - Low949.40.6320
5-Band SF Bay Tour - Low/Med757.30.7922
5-Band SF Bay Tour - Medium635.90.9435
5-Band SF Bay Tour - Med/High567.21.0578
5-Band SF Bay Tour - High536.71.1180
Chicago-Mac Upwind0.9709
Chicago-Mac All Purpose0.9602
Chicago-Mac Downwind0.9377
Bayview-Mac Cove Island0.6811
Bayview-Mac Shore0.6906
Harvest Moon Regatta475.41.2620
Non Spin/HSFClub Certificate2025
TenacityRSA-4242
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ-111Measurement26/09/2014HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA11.121Max. Beam3.302Draft2.192Displacement4,326Wetted area23.54IMS L10.361LSM010.006Acc. length10.732Sink (kg/mm) 18.04
VCGD-0.104VCGM-0.121RM Rated (kg·m) 107.2Limit of positive stability(°) N/AStability IndexN/ADefault crew weight689Declared crew weight600
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.360PBW0.115PIPA0.0036
EDL2.200ST10.065ST20.180
ST30.180ST40.110ST50.250
RIG
Forestay tensionAftInner stayNone FittedMast materialCarbonSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders2Rotating mastNo
P13.780IG14.705ISP15.540MDT10.114MDL10.164MDT2MDL2TLTaperMW0.173GO0.195
E4.400J4.250BAS1.695FSD0.030SFJ0.300SPL0.000WPLTPS6.580BD0.170MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date03/12/2015
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Non Spin/HSFClub Certificate2025
TenacityRSA-4242
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMain0.170.951.682.823.6435.9628/07/2022
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentJ1-20210.100.731.342.403.434.3614.28YesNo 33.3328/01/2021J2-20240.110.661.272.343.374.4314.48YesNo 33.2925/03/2024J3-10.080.490.961.963.044.2513.27YesNo 27.0308/08/2025
CRUISER/RACER REQUIREMENTS*
Accommodation length10.7 mTable area0.55 m²Headroom1.75 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity117 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity64 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.