Non Spin/HSFClub Certificate2025
Mac A TinRSA-69
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 Angles43.4°43.4°41.5°39.6°37.9°37.2°37.0°37.8°39.9°
Beat VMG2.172.983.604.064.404.584.644.634.49
52°3.374.545.365.846.136.326.416.466.44
60°3.594.775.565.996.266.476.606.696.71
75°3.724.915.676.106.386.646.867.077.18
90°3.614.815.626.086.386.686.977.397.64
110°3.154.365.305.926.306.626.947.698.69
120°2.954.125.085.776.196.516.827.538.78
135°2.533.634.605.375.916.276.577.198.08
150°2.103.104.044.845.505.976.316.897.54
Run VMG1.822.693.514.274.965.565.996.597.15
Gybe Angles148.4°148.4°153.7°168.2°173.6°177.2°179.0°179.5°179.2°
APH ToD:668.1CDL: 6.812APH ToT: 0.8980CertNo:ZAN091
BOAT
ClassL 26DesignerLavranosBuilderTon CupAge date01/1985Series date01/1980Offset fileL26GHC.offData fileRSA69
HULL
Length Overall7.800 mMaximum Beam2.696 mDraft1.476 mDisplacement1,715 kgDLR5.8919IMS DivisionSportboatDynamic Allowance0.290%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight420 kg(declared)Minimum weight290 kg ✱ when appliedNon Manual PowerNoCrew Arm ExtensionLoose or no lifelines
SAIL AREAS (m²)
MeasuredRatedMainsail17.4417.77Headsail Luffed18.0718.07Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail5.21Storm Jib3.41Heavy Weather Jib9.19
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
Mac A TinRSA-69
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 VMG1660.91209.3999.0886.4819.1785.9776.0777.7801.1
52°1067.9792.9671.7616.5587.4569.5562.0557.4559.1
60°1004.1754.2647.6601.0575.3556.3545.4538.0536.6
75°968.2733.0634.6590.4564.0542.4525.0508.9501.7
90°996.4747.8641.0592.4564.2538.7516.8487.5471.1
110°1142.5826.4679.5608.2571.3543.7518.4468.2414.4
120°1221.2873.3708.3624.3581.7553.0527.6478.0410.2
135°1422.6991.6782.3670.7609.2574.1547.6500.4445.8
150°1712.31160.3890.0743.3654.8602.7570.8522.3477.6
Run VMG1976.61339.81024.3842.2725.4648.0600.7546.6503.7
Selected Courses
Windward / Leeward1815.21274.51011.6864.3772.2716.9688.3662.1652.4
All purpose1361.0975.7793.3697.6641.7607.1586.0559.1539.2
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward814.70.7364
All purpose668.10.8980
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low884.60.6783
Triple Number Coastal/Long Distance Medium664.30.9032
Triple Number Coastal/Long Distance High581.21.0324
Triple Number Windward/Leeward Low1143.10.5249
Triple Number Windward/Leeward Medium809.10.7416
Triple Number Windward/Leeward High685.60.8751
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.00.8241
Triple Number Coastal/Long Distance Low884.60.6783
Triple Number Coastal/Long Distance Medium664.30.9032
Triple Number Coastal/Long Distance High581.21.0324
Triple Number Windward/Leeward Low1143.10.5249
Triple Number Windward/Leeward Medium809.10.7416
Triple Number Windward/Leeward High685.60.8751
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1956.51281.1953.6783.1682.7629.3593.0536.2509.2
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6717
Downwind "popa"0.7334
70% up, 30% down "Ilhabela"0.6891
30% up, 70% down "Ilhabela-inverso"0.7137
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low884.60.6783
Triple Number Coastal/Long Distance Medium664.30.9032
Triple Number Coastal/Long Distance High581.21.0324
Triple Number Windward/Leeward Low1143.10.5249
Triple Number Windward/Leeward Medium809.10.7416
Triple Number Windward/Leeward High685.60.8751
Predominantly Upwind708.50.8469
Predominantly Downwind697.20.8606
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low884.50.6783
Triple Number AP Medium664.40.9030
Triple Number AP High581.21.0324
Triple Number Windward/Leeward Low1195.90.5017
Triple Number Windward/Leeward Medium809.10.7416
Triple Number Windward/Leeward High685.60.8751
Single Number Predominant Upwind737.10.8140
Single Number Predominant Reaching670.90.8943
Single Number Predominant Downwind732.40.8192
Predominant Upwind - Low1035.20.5796
Predominant Upwind - Low/Med785.50.7638
Predominant Upwind - Medium682.80.8787
Predominant Upwind - Med/High629.20.9536
Predominant Upwind - High612.20.9801
Predominant Downwind Low1120.90.5353
Predominant Downwind Low/Med806.10.7444
Predominant Downwind Medium667.90.8983
Predominant Downwind Med/High584.51.0265
Predominant Downwind High542.71.1057
Predominant Reaching Low955.60.6278
Predominant Reaching Low/Med720.70.8325
Predominant Reaching Medium623.40.9625
Predominant Reaching Med/High564.21.0635
Predominant Reaching High532.81.1262
SA/DSPL Upwind24.74SA/DSPL Downwind24.74
Scoring OptionTODTOT
5-Band Windward/Leeward Low1344.90.4461
5-Band Windward/Leeward Low/Med963.10.6230
5-Band Windward/Leeward Medium791.30.7583
5-Band Windward/Leeward Med/High695.80.8624
5-Band Windward/Leeward High665.00.9023
Windward/Leeward 60-40 Low1329.80.4512
Windward/Leeward 60-40 Low/Med963.20.6229
Windward/Leeward 60-40 Medium800.20.7498
Windward/Leeward 60-40 Med/High712.90.8416
Windward/Leeward 60-40 High688.30.8717
5-Band AP Low992.70.6044
5-Band AP Low/Med764.10.7853
5-Band AP Medium653.20.9186
5-Band AP Med/High589.71.0175
5-Band AP High560.31.0709
5-Band SF Bay Tour - Low1149.60.5219
5-Band SF Bay Tour - Low/Med919.60.6524
5-Band SF Bay Tour - Medium765.90.7834
5-Band SF Bay Tour - Med/High682.80.8787
5-Band SF Bay Tour - High654.70.9165
Chicago-Mac Upwind0.7862
Chicago-Mac All Purpose0.7902
Chicago-Mac Downwind0.7857
Bayview-Mac Cove Island0.5660
Bayview-Mac Shore0.5723
Harvest Moon Regatta583.71.0279
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.00.8241
Triple Number Coastal/Long Distance Low884.60.6783
Triple Number Coastal/Long Distance Medium664.30.9032
Triple Number Coastal/Long Distance High581.21.0324
Triple Number Windward/Leeward Low1143.10.5249
Triple Number Windward/Leeward Medium809.10.7416
Triple Number Windward/Leeward High685.60.8751
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1956.51281.1953.6783.1682.7629.3593.0536.2509.2
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.00.8241
Triple Number Coastal/Long Distance Low884.60.6783
Triple Number Coastal/Long Distance Medium664.30.9032
Triple Number Coastal/Long Distance High581.21.0324
Triple Number Windward/Leeward Low1143.10.5249
Triple Number Windward/Leeward Medium809.10.7416
Triple Number Windward/Leeward High685.60.8751
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1956.51281.1953.6783.1682.7629.3593.0536.2509.2
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance728.0
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1956.51281.1953.6783.1682.7629.3593.0536.2509.2
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low884.60.6783
Triple Number Coastal/Long Distance Medium664.30.9032
Triple Number Coastal/Long Distance High581.21.0324
Triple Number Windward/Leeward Low1143.10.5249
Triple Number Windward/Leeward Medium809.10.7416
Triple Number Windward/Leeward High685.60.8751
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)728.00.8241
Triple Number Coastal/Long Distance Low884.60.6783
Triple Number Coastal/Long Distance Medium664.30.9032
Triple Number Coastal/Long Distance High581.21.0324
Triple Number Windward/Leeward Low1143.10.5249
Triple Number Windward/Leeward Medium809.10.7416
Triple Number Windward/Leeward High685.60.8751
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1956.51281.1953.6783.1682.7629.3593.0536.2509.2
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low884.60.6783
Triple Number Coastal/Long Distance Medium664.30.9032
Triple Number Coastal/Long Distance High581.21.0324
Triple Number Windward/Leeward Low1143.10.5249
Triple Number Windward/Leeward Medium809.10.7416
Triple Number Windward/Leeward High685.60.8751
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8241
Triple Number Coastal/Long Distance Low0.6783
Triple Number Coastal/Long Distance Medium0.9032
Triple Number Coastal/Long Distance High1.0324
Triple Number Windward/Leeward Low0.5249
Triple Number Windward/Leeward Medium0.7416
Triple Number Windward/Leeward High0.8751
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1956.51281.1953.6783.1682.7629.3593.0536.2509.2
For information
General Purpose Handicap (GPH)755.4
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.00.8241
Triple Number Coastal/Long Distance Low884.60.6783
Triple Number Coastal/Long Distance Medium664.30.9032
Triple Number Coastal/Long Distance High581.21.0324
Triple Number Windward/Leeward Low1143.10.5249
Triple Number Windward/Leeward Medium809.10.7416
Triple Number Windward/Leeward High685.60.8751
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1956.51281.1953.6783.1682.7629.3593.0536.2509.2
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low884.60.6783
Triple Number Coastal/Long Distance Medium664.30.9032
Triple Number Coastal/Long Distance High581.21.0324
Triple Number Windward/Leeward Low1143.10.5249
Triple Number Windward/Leeward Medium809.10.7416
Triple Number Windward/Leeward High685.60.8751
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.00.8241
Triple Number Coastal/Long Distance Low884.60.6783
Triple Number Coastal/Long Distance Medium664.30.9032
Triple Number Coastal/Long Distance High581.21.0324
Triple Number Windward/Leeward Low1143.10.5249
Triple Number Windward/Leeward Medium809.10.7416
Triple Number Windward/Leeward High685.60.8751
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1956.51281.1953.6783.1682.7629.3593.0536.2509.2
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.00.8241
Triple Number Coastal/Long Distance Low884.60.6783
Triple Number Coastal/Long Distance Medium664.30.9032
Triple Number Coastal/Long Distance High581.21.0324
Triple Number Windward/Leeward Low1143.10.5249
Triple Number Windward/Leeward Medium809.10.7416
Triple Number Windward/Leeward High685.60.8751
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1956.51281.1953.6783.1682.7629.3593.0536.2509.2
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low884.6
Triple Number Coastal/Long Distance Medium664.3
Triple Number Coastal/Long Distance High581.2
Triple Number Windward/Leeward Low1143.1
Triple Number Windward/Leeward Medium809.1
Triple Number Windward/Leeward High685.6
Predominantly Upwind708.5
Predominantly Downwind697.2
Predominantly Reaching661.2
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.00.8241
Triple Number Coastal/Long Distance Low884.60.6783
Triple Number Coastal/Long Distance Medium664.30.9032
Triple Number Coastal/Long Distance High581.21.0324
Triple Number Windward/Leeward Low1143.10.5249
Triple Number Windward/Leeward Medium809.10.7416
Triple Number Windward/Leeward High685.60.8751
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1956.51281.1953.6783.1682.7629.3593.0536.2509.2
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6783
Triple Number Coastal/Long Distance Medium0.9032
Triple Number Coastal/Long Distance High1.0324
Triple Number Windward/Leeward Low0.5249
Triple Number Windward/Leeward Medium0.7416
Triple Number Windward/Leeward High0.8751
Coastal/Long Distance0.8241
Predominantly Upwind0.8469
Predominantly Downwind0.8606
For information
General Purpose Handicap (GPH)755.4
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.8980
Distanseseilas Trippeltall svak vind0.6783
Distanseseilas Trippeltall mellomvind0.9032
Distanseseilas Trippeltall sterk vind1.0324
Pølsebane Trippeltall svak vind0.5249
Pølsebane Trippeltall mellomvind0.7416
Pølsebane Trippeltall sterk vind0.8751
Motvind Singeltall0.8469
Medvind Singeltall0.8606
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low884.60.6783
Triple Number Coastal/Long Distance Medium664.30.9032
Triple Number Coastal/Long Distance High581.21.0324
Triple Number Windward/Leeward Low1143.10.5249
Triple Number Windward/Leeward Medium809.10.7416
Triple Number Windward/Leeward High685.60.8751
Coastal/Long Distance728.00.8241
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind708.50.8469
Predominantly Downwind697.20.8606
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore655.30.9156
Cape Doctor Coastal545.11.1006
Triple Number Coastal/Long Distance Low884.60.6783
Triple Number Coastal/Long Distance Medium664.30.9032
Triple Number Coastal/Long Distance High581.21.0324
Triple Number Windward/Leeward Low1143.10.5249
Triple Number Windward/Leeward Medium809.10.7416
Triple Number Windward/Leeward High685.60.8751
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6783
Triple Number Coastal/Long Distance Medium0.9032
Triple Number Coastal/Long Distance High1.0324
Triple Number Windward/Leeward Low0.5249
Triple Number Windward/Leeward Medium0.7416
Triple Number Windward/Leeward High0.8751
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6783
Triple Number Coastal/Long Distance Medium0.9032
Triple Number Coastal/Long Distance High1.0324
Triple Number Windward/Leeward Low0.5249
Triple Number Windward/Leeward Medium0.7416
Triple Number Windward/Leeward High0.8751
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.00.8241
Triple Number Coastal/Long Distance Low884.60.6783
Triple Number Coastal/Long Distance Medium664.30.9032
Triple Number Coastal/Long Distance High581.21.0324
Triple Number Windward/Leeward Low1143.10.5249
Triple Number Windward/Leeward Medium809.10.7416
Triple Number Windward/Leeward High685.60.8751
Predominantly Upwind708.50.8469
Predominantly Downwind697.20.8606
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1956.51281.1953.6783.1682.7629.3593.0536.2509.2
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance728.00.8241
Triple Number Coastal/Long Distance Low884.60.6783
Triple Number Coastal/Long Distance Medium664.30.9032
Triple Number Coastal/Long Distance High581.21.0324
Triple Number Windward/Leeward Low1143.10.5249
Triple Number Windward/Leeward Medium809.10.7416
Triple Number Windward/Leeward High685.60.8751
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1956.51281.1953.6783.1682.7629.3593.0536.2509.2
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low884.50.6783
Triple Number AP Medium664.40.9030
Triple Number AP High581.21.0324
Triple Number Windward/Leeward Low1195.90.5017
Triple Number Windward/Leeward Medium809.10.7416
Triple Number Windward/Leeward High685.60.8751
Single Number Predominant Upwind737.10.8140
Single Number Predominant Reaching670.90.8943
Single Number Predominant Downwind732.40.8192
Predominant Upwind - Low1035.20.5796
Predominant Upwind - Low/Med785.50.7638
Predominant Upwind - Medium682.80.8787
Predominant Upwind - Med/High629.20.9536
Predominant Upwind - High612.20.9801
Predominant Downwind Low1120.90.5353
Predominant Downwind Low/Med806.10.7444
Predominant Downwind Medium667.90.8983
Predominant Downwind Med/High584.51.0265
Predominant Downwind High542.71.1057
Predominant Reaching Low955.60.6278
Predominant Reaching Low/Med720.70.8325
Predominant Reaching Medium623.40.9625
Predominant Reaching Med/High564.21.0635
Predominant Reaching High532.81.1262
SA/DSPL Upwind24.74SA/DSPL Downwind24.74
Scoring OptionTODTOT
5-Band Windward/Leeward Low1344.90.4461
5-Band Windward/Leeward Low/Med963.10.6230
5-Band Windward/Leeward Medium791.30.7583
5-Band Windward/Leeward Med/High695.80.8624
5-Band Windward/Leeward High665.00.9023
Windward/Leeward 60-40 Low1329.80.4512
Windward/Leeward 60-40 Low/Med963.20.6229
Windward/Leeward 60-40 Medium800.20.7498
Windward/Leeward 60-40 Med/High712.90.8416
Windward/Leeward 60-40 High688.30.8717
5-Band AP Low992.70.6044
5-Band AP Low/Med764.10.7853
5-Band AP Medium653.20.9186
5-Band AP Med/High589.71.0175
5-Band AP High560.31.0709
5-Band SF Bay Tour - Low1149.60.5219
5-Band SF Bay Tour - Low/Med919.60.6524
5-Band SF Bay Tour - Medium765.90.7834
5-Band SF Bay Tour - Med/High682.80.8787
5-Band SF Bay Tour - High654.70.9165
Chicago-Mac Upwind0.7862
Chicago-Mac All Purpose0.7902
Chicago-Mac Downwind0.7857
Bayview-Mac Cove Island0.5660
Bayview-Mac Shore0.5723
Harvest Moon Regatta583.71.0279
Non Spin/HSFClub Certificate2025
Mac A TinRSA-69
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassL 26Measurement21/05/2017HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.800Max. Beam2.696Draft1.476Displacement1,715Wetted area12.99IMS L6.976LSM06.627Acc. length7.800Sink (kg/mm) 10.16
VCGD0.170VCGM0.095RM Rated (kg·m) 37.1Limit of positive stability(°) N/AStability IndexN/ADefault crew weight383Declared crew weight420
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders1Rotating mastNo
P9.150IG8.250ISP8.285MDT10.086MDL10.124MDT20.086MDL20.074TL1.630MW0.124GO0.124
E3.250J2.960BAS1.150FSD0.000SFJ0.000SPL3.040WPLTPSBD0.107MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered37.1Flotation Date21/05/2017MeasurerORC Clinic
BALLAST
TANKS
INVENTORY
IdDescriptionWeight SailingLCGVCGGAIdDescriptionWeight SailingLCGVCGGA1Tohatsu 3HP   
INVENTORY
Fixed Ballast Total0
Total deductible
OTHER ITEMSIdKindDescriptionWeightLCGVCG1EngineTohatsu 3HPTotal deductible
Non Spin/HSFClub Certificate2025
Mac A TinRSA-69
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.170.761.261.982.6517.4420/05/2017
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment10.060.571.112.203.294.398.20NoNo 18.0720/05/2017