Non Spin/HSFClub Certificate2025
TOUGHNUTGBR1411T
ORC
Central Rating Office
Issuing certificates for
Ireland
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 Angles42.9°42.9°41.1°39.3°37.7°37.2°37.0°37.1°37.9°
Beat VMG2.473.374.064.554.844.975.035.085.04
52°3.815.115.996.486.736.866.937.007.01
60°4.055.366.206.636.877.027.107.197.23
75°4.195.526.336.757.007.207.347.517.61
90°4.075.406.276.747.027.257.457.777.96
110°3.524.835.856.526.927.217.497.998.48
120°3.304.575.596.356.807.117.397.938.51
135°2.814.015.055.886.486.867.157.698.26
150°2.313.404.425.286.006.546.897.427.95
Run VMG2.002.953.844.635.366.006.507.127.62
Gybe Angles147.1°147.1°152.8°160.9°169.6°175.4°179.0°179.7°179.7°
APH ToD:609.1CDL: 8.333APH ToT: 0.9851CertNo:
BOAT
ClassMG 335DesignerT.CastroBuilderNorthshore YtsAge date01/1990Series date01/1987Offset filePOR007.BOFData fileGBR1411T
HULL
Length Overall10.210 mMaximum Beam3.438 mDraft1.925 mDisplacement4,932 kgDLR8.5553IMS DivisionCruiser/RacerDynamic Allowance0.310%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.390m
CREW
Maximum weight680 kg(declared)Minimum weight550 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail33.2033.90Headsail Luffed29.9929.99Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail9.78Storm Jib7.09Heavy Weather Jib19.12
SAIL LIMITS
Headsails5
✱ Zero set flying
Spinnakers0
✱ 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
TOUGHNUTGBR1411T
ORC
Central Rating Office
Issuing certificates for
Ireland
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 VMG1458.61068.5887.6791.1743.4724.9715.1708.9714.2
52°943.9704.8601.1555.7534.9524.6519.6514.4513.2
60°889.0671.3580.4543.0524.1513.0507.1500.6497.8
75°858.4652.7568.5533.5514.1500.3490.3479.5473.3
90°883.5666.2574.5534.5512.7496.5483.1463.5452.3
110°1023.1744.8615.9551.8520.4499.0480.9450.3424.7
120°1091.9787.8643.7567.2529.7506.5487.4453.8423.2
135°1279.0898.1713.3612.3555.2524.5503.4468.2435.6
150°1558.61058.5814.1681.9599.7550.9522.7485.0452.9
Run VMG1799.01222.2937.8776.8672.0599.7553.6505.4472.2
Selected Courses
Windward / Leeward1625.11145.3912.7783.9707.7662.3634.3607.2593.2
All purpose1214.9875.2715.2631.7585.3558.6541.4519.8505.3
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward743.90.8066
All purpose609.10.9851
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low795.20.7545
Triple Number Coastal/Long Distance Medium605.00.9918
Triple Number Coastal/Long Distance High537.61.1161
Triple Number Windward/Leeward Low1029.00.5831
Triple Number Windward/Leeward Medium738.80.8121
Triple Number Windward/Leeward High631.10.9507
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance663.80.9039
Triple Number Coastal/Long Distance Low795.20.7545
Triple Number Coastal/Long Distance Medium605.00.9918
Triple Number Coastal/Long Distance High537.61.1161
Triple Number Windward/Leeward Low1029.00.5831
Triple Number Windward/Leeward Medium738.80.8121
Triple Number Windward/Leeward High631.10.9507
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1756.11153.0860.8709.8623.1579.3548.2501.3484.6
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7448
Downwind "popa"0.7973
70% up, 30% down "Ilhabela"0.7598
30% up, 70% down "Ilhabela-inverso"0.7808
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low795.20.7545
Triple Number Coastal/Long Distance Medium605.00.9918
Triple Number Coastal/Long Distance High537.61.1161
Triple Number Windward/Leeward Low1029.00.5831
Triple Number Windward/Leeward Medium738.80.8121
Triple Number Windward/Leeward High631.10.9507
Predominantly Upwind643.50.9325
Predominantly Downwind637.10.9418
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low795.20.7545
Triple Number AP Medium605.00.9917
Triple Number AP High537.61.1161
Triple Number Windward/Leeward Low1076.10.5576
Triple Number Windward/Leeward Medium738.80.8121
Triple Number Windward/Leeward High631.10.9507
Single Number Predominant Upwind668.50.8975
Single Number Predominant Reaching611.00.9819
Single Number Predominant Downwind669.20.8965
Predominant Upwind - Low922.20.6506
Predominant Upwind - Low/Med706.00.8498
Predominant Upwind - Medium621.60.9653
Predominant Upwind - Med/High580.21.0341
Predominant Upwind - High564.61.0628
Predominant Downwind Low1012.10.5928
Predominant Downwind Low/Med732.90.8186
Predominant Downwind Medium611.50.9812
Predominant Downwind Med/High539.51.1122
Predominant Downwind High505.21.1877
Predominant Reaching Low856.50.7005
Predominant Reaching Low/Med651.20.9214
Predominant Reaching Medium568.51.0554
Predominant Reaching Med/High521.91.1497
Predominant Reaching High498.11.2045
SA/DSPL Upwind21.70SA/DSPL Downwind21.70
Scoring OptionTODTOT
5-Band Windward/Leeward Low1208.00.4967
5-Band Windward/Leeward Low/Med871.30.6886
5-Band Windward/Leeward Medium723.80.8290
5-Band Windward/Leeward Med/High640.70.9365
5-Band Windward/Leeward High609.50.9845
Windward/Leeward 60-40 Low1190.60.5040
Windward/Leeward 60-40 Low/Med868.80.6906
Windward/Leeward 60-40 Medium730.60.8212
Windward/Leeward 60-40 Med/High656.10.9144
Windward/Leeward 60-40 High629.70.9528
5-Band AP Low891.80.6728
5-Band AP Low/Med690.20.8694
5-Band AP Medium595.71.0072
5-Band AP Med/High544.31.1023
5-Band AP High521.01.1516
5-Band SF Bay Tour - Low1032.10.5813
5-Band SF Bay Tour - Low/Med830.40.7225
5-Band SF Bay Tour - Medium698.90.8585
5-Band SF Bay Tour - Med/High628.40.9549
5-Band SF Bay Tour - High601.20.9980
Chicago-Mac Upwind0.8700
Chicago-Mac All Purpose0.8703
Chicago-Mac Downwind0.8612
Bayview-Mac Cove Island0.6287
Bayview-Mac Shore0.6362
Harvest Moon Regatta535.91.1197
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance663.80.9039
Triple Number Coastal/Long Distance Low795.20.7545
Triple Number Coastal/Long Distance Medium605.00.9918
Triple Number Coastal/Long Distance High537.61.1161
Triple Number Windward/Leeward Low1029.00.5831
Triple Number Windward/Leeward Medium738.80.8121
Triple Number Windward/Leeward High631.10.9507
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1756.11153.0860.8709.8623.1579.3548.2501.3484.6
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance663.80.9039
Triple Number Coastal/Long Distance Low795.20.7545
Triple Number Coastal/Long Distance Medium605.00.9918
Triple Number Coastal/Long Distance High537.61.1161
Triple Number Windward/Leeward Low1029.00.5831
Triple Number Windward/Leeward Medium738.80.8121
Triple Number Windward/Leeward High631.10.9507
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1756.11153.0860.8709.8623.1579.3548.2501.3484.6
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance663.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1756.11153.0860.8709.8623.1579.3548.2501.3484.6
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low795.20.7545
Triple Number Coastal/Long Distance Medium605.00.9918
Triple Number Coastal/Long Distance High537.61.1161
Triple Number Windward/Leeward Low1029.00.5831
Triple Number Windward/Leeward Medium738.80.8121
Triple Number Windward/Leeward High631.10.9507
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating663.80.9039
FinRating, kevyt tuuli1190.10.8403
FinRating, kova tuuli525.40.9517
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low795.20.7545
Triple Number Coastal/Long Distance Medium605.00.9918
Triple Number Coastal/Long Distance High537.61.1161
Triple Number Windward/Leeward Low1029.00.5831
Triple Number Windward/Leeward Medium738.80.8121
Triple Number Windward/Leeward High631.10.9507
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9039
Triple Number Coastal/Long Distance Low0.7545
Triple Number Coastal/Long Distance Medium0.9918
Triple Number Coastal/Long Distance High1.1161
Triple Number Windward/Leeward Low0.5831
Triple Number Windward/Leeward Medium0.8121
Triple Number Windward/Leeward High0.9507
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1756.11153.0860.8709.8623.1579.3548.2501.3484.6
For information
General Purpose Handicap (GPH)686.2
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance663.80.9039
Triple Number Coastal/Long Distance Low795.20.7545
Triple Number Coastal/Long Distance Medium605.00.9918
Triple Number Coastal/Long Distance High537.61.1161
Triple Number Windward/Leeward Low1029.00.5831
Triple Number Windward/Leeward Medium738.80.8121
Triple Number Windward/Leeward High631.10.9507
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1756.11153.0860.8709.8623.1579.3548.2501.3484.6
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low795.20.7545
Triple Number Coastal/Long Distance Medium605.00.9918
Triple Number Coastal/Long Distance High537.61.1161
Triple Number Windward/Leeward Low1029.00.5831
Triple Number Windward/Leeward Medium738.80.8121
Triple Number Windward/Leeward High631.10.9507
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance663.80.9039
Triple Number Coastal/Long Distance Low795.20.7545
Triple Number Coastal/Long Distance Medium605.00.9918
Triple Number Coastal/Long Distance High537.61.1161
Triple Number Windward/Leeward Low1029.00.5831
Triple Number Windward/Leeward Medium738.80.8121
Triple Number Windward/Leeward High631.10.9507
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1756.11153.0860.8709.8623.1579.3548.2501.3484.6
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance663.80.9039
Triple Number Coastal/Long Distance Low795.20.7545
Triple Number Coastal/Long Distance Medium605.00.9918
Triple Number Coastal/Long Distance High537.61.1161
Triple Number Windward/Leeward Low1029.00.5831
Triple Number Windward/Leeward Medium738.80.8121
Triple Number Windward/Leeward High631.10.9507
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1756.11153.0860.8709.8623.1579.3548.2501.3484.6
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low795.2
Triple Number Coastal/Long Distance Medium605.0
Triple Number Coastal/Long Distance High537.6
Triple Number Windward/Leeward Low1029.0
Triple Number Windward/Leeward Medium738.8
Triple Number Windward/Leeward High631.1
Predominantly Upwind643.5
Predominantly Downwind637.1
Predominantly Reaching602.9
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance663.80.9039
Triple Number Coastal/Long Distance Low795.20.7545
Triple Number Coastal/Long Distance Medium605.00.9918
Triple Number Coastal/Long Distance High537.61.1161
Triple Number Windward/Leeward Low1029.00.5831
Triple Number Windward/Leeward Medium738.80.8121
Triple Number Windward/Leeward High631.10.9507
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1756.11153.0860.8709.8623.1579.3548.2501.3484.6
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7545
Triple Number Coastal/Long Distance Medium0.9918
Triple Number Coastal/Long Distance High1.1161
Triple Number Windward/Leeward Low0.5831
Triple Number Windward/Leeward Medium0.8121
Triple Number Windward/Leeward High0.9507
Coastal/Long Distance0.9039
Predominantly Upwind0.9325
Predominantly Downwind0.9418
For information
General Purpose Handicap (GPH)686.2
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9851
Distanseseilas Trippeltall svak vind0.7545
Distanseseilas Trippeltall mellomvind0.9918
Distanseseilas Trippeltall sterk vind1.1161
Pølsebane Trippeltall svak vind0.5831
Pølsebane Trippeltall mellomvind0.8121
Pølsebane Trippeltall sterk vind0.9507
Motvind Singeltall0.9325
Medvind Singeltall0.9418
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low795.20.7545
Triple Number Coastal/Long Distance Medium605.00.9918
Triple Number Coastal/Long Distance High537.61.1161
Triple Number Windward/Leeward Low1029.00.5831
Triple Number Windward/Leeward Medium738.80.8121
Triple Number Windward/Leeward High631.10.9507
Coastal/Long Distance663.80.9039
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind643.50.9325
Predominantly Downwind637.10.9418
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore597.41.0044
Cape Doctor Coastal509.61.1773
Triple Number Coastal/Long Distance Low795.20.7545
Triple Number Coastal/Long Distance Medium605.00.9918
Triple Number Coastal/Long Distance High537.61.1161
Triple Number Windward/Leeward Low1029.00.5831
Triple Number Windward/Leeward Medium738.80.8121
Triple Number Windward/Leeward High631.10.9507
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7545
Triple Number Coastal/Long Distance Medium0.9918
Triple Number Coastal/Long Distance High1.1161
Triple Number Windward/Leeward Low0.5831
Triple Number Windward/Leeward Medium0.8121
Triple Number Windward/Leeward High0.9507
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7545
Triple Number Coastal/Long Distance Medium0.9918
Triple Number Coastal/Long Distance High1.1161
Triple Number Windward/Leeward Low0.5831
Triple Number Windward/Leeward Medium0.8121
Triple Number Windward/Leeward High0.9507
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance663.80.9039
Triple Number Coastal/Long Distance Low795.20.7545
Triple Number Coastal/Long Distance Medium605.00.9918
Triple Number Coastal/Long Distance High537.61.1161
Triple Number Windward/Leeward Low1029.00.5831
Triple Number Windward/Leeward Medium738.80.8121
Triple Number Windward/Leeward High631.10.9507
Predominantly Upwind643.50.9325
Predominantly Downwind637.10.9418
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1756.11153.0860.8709.8623.1579.3548.2501.3484.6
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance663.80.9039
Triple Number Coastal/Long Distance Low795.20.7545
Triple Number Coastal/Long Distance Medium605.00.9918
Triple Number Coastal/Long Distance High537.61.1161
Triple Number Windward/Leeward Low1029.00.5831
Triple Number Windward/Leeward Medium738.80.8121
Triple Number Windward/Leeward High631.10.9507
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1756.11153.0860.8709.8623.1579.3548.2501.3484.6
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low795.20.7545
Triple Number AP Medium605.00.9917
Triple Number AP High537.61.1161
Triple Number Windward/Leeward Low1076.10.5576
Triple Number Windward/Leeward Medium738.80.8121
Triple Number Windward/Leeward High631.10.9507
Single Number Predominant Upwind668.50.8975
Single Number Predominant Reaching611.00.9819
Single Number Predominant Downwind669.20.8965
Predominant Upwind - Low922.20.6506
Predominant Upwind - Low/Med706.00.8498
Predominant Upwind - Medium621.60.9653
Predominant Upwind - Med/High580.21.0341
Predominant Upwind - High564.61.0628
Predominant Downwind Low1012.10.5928
Predominant Downwind Low/Med732.90.8186
Predominant Downwind Medium611.50.9812
Predominant Downwind Med/High539.51.1122
Predominant Downwind High505.21.1877
Predominant Reaching Low856.50.7005
Predominant Reaching Low/Med651.20.9214
Predominant Reaching Medium568.51.0554
Predominant Reaching Med/High521.91.1497
Predominant Reaching High498.11.2045
SA/DSPL Upwind21.70SA/DSPL Downwind21.70
Scoring OptionTODTOT
5-Band Windward/Leeward Low1208.00.4967
5-Band Windward/Leeward Low/Med871.30.6886
5-Band Windward/Leeward Medium723.80.8290
5-Band Windward/Leeward Med/High640.70.9365
5-Band Windward/Leeward High609.50.9845
Windward/Leeward 60-40 Low1190.60.5040
Windward/Leeward 60-40 Low/Med868.80.6906
Windward/Leeward 60-40 Medium730.60.8212
Windward/Leeward 60-40 Med/High656.10.9144
Windward/Leeward 60-40 High629.70.9528
5-Band AP Low891.80.6728
5-Band AP Low/Med690.20.8694
5-Band AP Medium595.71.0072
5-Band AP Med/High544.31.1023
5-Band AP High521.01.1516
5-Band SF Bay Tour - Low1032.10.5813
5-Band SF Bay Tour - Low/Med830.40.7225
5-Band SF Bay Tour - Medium698.90.8585
5-Band SF Bay Tour - Med/High628.40.9549
5-Band SF Bay Tour - High601.20.9980
Chicago-Mac Upwind0.8700
Chicago-Mac All Purpose0.8703
Chicago-Mac Downwind0.8612
Bayview-Mac Cove Island0.6287
Bayview-Mac Shore0.6362
Harvest Moon Regatta535.91.1197
Non Spin/HSFClub Certificate2025
TOUGHNUTGBR1411T
ORC
Central Rating Office
Issuing certificates for
Ireland
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassMG 335Measurement05/06/1996HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA10.210Max. Beam3.438Draft1.925Displacement4,932Wetted area22.24IMS L8.597LSM08.322Acc. length10.210Sink (kg/mm) 16.39
VCGD-0.042VCGM0.047RM Rated (kg·m) 98.7Limit of positive stability(°) N/AStability IndexN/ADefault crew weight530Declared crew weight680
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.390PBW0.000PIPA0.0006
EDL0.000ST10.000ST20.000
ST30.000ST40.000ST50.000
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders2Rotating mastNo
P12.390IG11.900ISP11.900MDT10.115MDL10.167MDT20.000MDL20.000TLTaperMW0.000GO0.000
E4.510J3.590BAS1.795FSDFoilSFJ0.000SPL3.590WPLTPS4.810BD0.000MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date12/09/2025
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Non Spin/HSFClub Certificate2025
TOUGHNUTGBR1411T
ORC
Central Rating Office
Issuing certificates for
Ireland
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.931.682.8533.20IRC
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentORC0.711.132.435.2111.74NoNo 29.99* Copied from legacy *
CRUISER/RACER REQUIREMENTS*
Accommodation length10.2 mTable area0.44 m²Headroom1.72 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity84 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity54 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.