Club Certificate2025
WAVEGUIDERSA 4860
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°39.0°36.9°36.3°35.9°36.0°37.1°
Beat VMG2.313.153.804.284.624.774.854.904.85
52°3.554.765.596.066.336.506.586.676.67
60°3.764.985.776.206.456.646.756.876.90
75°3.885.115.886.306.576.796.987.217.31
90°3.745.065.996.456.736.897.057.467.75
110°3.805.136.046.536.887.217.507.918.26
120°3.654.965.916.446.837.187.548.379.11
135°3.234.505.506.186.596.957.328.2810.23
150°2.693.854.885.716.276.646.987.708.87
Run VMG2.333.344.234.995.636.126.497.117.80
Gybe Angles146.9°146.9°151.4°155.5°163.3°171.8°177.9°177.7°166.0°
APH ToD:617.2CDL: 7.421APH ToT: 0.9721CertNo:ZAC267
BOAT
ClassLADD 27DesignerROBERT LADDBuilderAge date01/1988Series date01/1986Offset file27LAD.OFFData fileRSA4860
HULL
Length Overall8.235 mMaximum Beam2.864 mDraft1.626 mDisplacement2,412 kgDLR6.4267IMS DivisionPerformanceDynamic Allowance0.180%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight550 kg(declared)Minimum weight420 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail20.9321.25Headsail Luffed19.6519.65Headsail FlyingSymmetric54.1854.18Asymmetric
STORM SAIL AREAS (m²)
Trysail6.37Storm Jib6.62Heavy Weather Jib17.87
SAIL LIMITS
Headsails5Spinnakers4
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 Certificate2025
WAVEGUIDERSA 4860
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 VMG1559.91141.7947.7841.4780.0754.2742.8734.6742.4
52°1014.4756.4644.0593.7568.4553.8546.7539.4539.6
60°957.4722.4623.5580.9558.1542.5533.0523.8521.6
75°927.2704.4612.4571.7548.3530.3515.9499.5492.5
90°962.4711.0601.4557.9534.9522.6510.4482.4464.8
110°947.1702.1595.7551.6522.9499.5480.2455.0436.0
120°987.1725.4609.1559.0527.5501.1477.2430.2395.2
135°1113.4800.6654.2582.6546.1517.7491.5435.0352.0
150°1339.4934.7737.2630.0574.3542.4516.1467.3406.0
Run VMG1547.71079.3850.4721.2639.7588.3554.8506.6461.5
Selected Courses
Windward / Leeward1552.31110.5899.0781.3709.9671.2648.8620.6602.0
All purpose1185.4863.2714.4639.2596.2571.0553.7526.7503.9
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward744.80.8056
All purpose617.20.9721
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low788.90.7606
Triple Number Coastal/Long Distance Medium614.10.9771
Triple Number Coastal/Long Distance High547.91.0951
Triple Number Windward/Leeward Low1004.70.5972
Triple Number Windward/Leeward Medium739.70.8111
Triple Number Windward/Leeward High643.80.9319
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance668.20.8980
Triple Number Coastal/Long Distance Low788.90.7606
Triple Number Coastal/Long Distance Medium614.10.9771
Triple Number Coastal/Long Distance High547.91.0951
Triple Number Windward/Leeward Low1004.70.5972
Triple Number Windward/Leeward Medium739.70.8111
Triple Number Windward/Leeward High643.80.9319
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1641.01107.4847.8711.7632.4591.4560.1505.8483.2
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7068
Downwind "popa"0.8502
70% up, 30% down "Ilhabela"0.7445
30% up, 70% down "Ilhabela-inverso"0.8014
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low788.90.7606
Triple Number Coastal/Long Distance Medium614.10.9771
Triple Number Coastal/Long Distance High547.91.0951
Triple Number Windward/Leeward Low1004.70.5972
Triple Number Windward/Leeward Medium739.70.8111
Triple Number Windward/Leeward High643.80.9319
Predominantly Upwind665.40.9017
Predominantly Downwind626.40.9578
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low788.80.7606
Triple Number AP Medium614.10.9770
Triple Number AP High547.91.0951
Triple Number Windward/Leeward Low1047.90.5726
Triple Number Windward/Leeward Medium739.70.8111
Triple Number Windward/Leeward High643.80.9319
Single Number Predominant Upwind691.10.8682
Single Number Predominant Reaching617.50.9717
Single Number Predominant Downwind652.10.9201
Predominant Upwind - Low948.60.6325
Predominant Upwind - Low/Med730.50.8213
Predominant Upwind - Medium644.50.9309
Predominant Upwind - Med/High600.60.9991
Predominant Upwind - High580.31.0339
Predominant Downwind Low945.90.6343
Predominant Downwind Low/Med705.60.8503
Predominant Downwind Medium605.20.9913
Predominant Downwind Med/High542.51.1061
Predominant Downwind High499.71.2007
Predominant Reaching Low849.10.7066
Predominant Reaching Low/Med654.20.9171
Predominant Reaching Medium579.41.0356
Predominant Reaching Med/High534.41.1228
Predominant Reaching High501.41.1967
SA/DSPL Upwind22.50SA/DSPL Downwind41.64
Scoring OptionTODTOT
5-Band Windward/Leeward Low1168.50.5135
5-Band Windward/Leeward Low/Med860.70.6971
5-Band Windward/Leeward Medium726.00.8264
5-Band Windward/Leeward Med/High652.90.9190
5-Band Windward/Leeward High622.30.9642
Windward/Leeward 60-40 Low1174.30.5109
Windward/Leeward 60-40 Low/Med871.40.6885
Windward/Leeward 60-40 Medium740.20.8106
Windward/Leeward 60-40 Med/High671.60.8934
Windward/Leeward 60-40 High645.30.9298
5-Band AP Low869.70.6899
5-Band AP Low/Med692.30.8666
5-Band AP Medium605.40.9910
5-Band AP Med/High555.61.0799
5-Band AP High527.41.1376
5-Band SF Bay Tour - Low1011.60.5931
5-Band SF Bay Tour - Low/Med826.20.7262
5-Band SF Bay Tour - Medium704.80.8513
5-Band SF Bay Tour - Med/High639.40.9385
5-Band SF Bay Tour - High609.00.9853
Chicago-Mac Upwind0.8414
Chicago-Mac All Purpose0.8669
Chicago-Mac Downwind0.8877
Bayview-Mac Cove Island0.6399
Bayview-Mac Shore0.6442
Harvest Moon Regatta543.11.1047
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance668.20.8980
Triple Number Coastal/Long Distance Low788.90.7606
Triple Number Coastal/Long Distance Medium614.10.9771
Triple Number Coastal/Long Distance High547.91.0951
Triple Number Windward/Leeward Low1004.70.5972
Triple Number Windward/Leeward Medium739.70.8111
Triple Number Windward/Leeward High643.80.9319
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1641.01107.4847.8711.7632.4591.4560.1505.8483.2
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance668.20.8980
Triple Number Coastal/Long Distance Low788.90.7606
Triple Number Coastal/Long Distance Medium614.10.9771
Triple Number Coastal/Long Distance High547.91.0951
Triple Number Windward/Leeward Low1004.70.5972
Triple Number Windward/Leeward Medium739.70.8111
Triple Number Windward/Leeward High643.80.9319
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1641.01107.4847.8711.7632.4591.4560.1505.8483.2
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance668.2
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1641.01107.4847.8711.7632.4591.4560.1505.8483.2
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low788.90.7606
Triple Number Coastal/Long Distance Medium614.10.9771
Triple Number Coastal/Long Distance High547.91.0951
Triple Number Windward/Leeward Low1004.70.5972
Triple Number Windward/Leeward Medium739.70.8111
Triple Number Windward/Leeward High643.80.9319
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)668.20.8980
Triple Number Coastal/Long Distance Low788.90.7606
Triple Number Coastal/Long Distance Medium614.10.9771
Triple Number Coastal/Long Distance High547.91.0951
Triple Number Windward/Leeward Low1004.70.5972
Triple Number Windward/Leeward Medium739.70.8111
Triple Number Windward/Leeward High643.80.9319
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1641.01107.4847.8711.7632.4591.4560.1505.8483.2
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low788.90.7606
Triple Number Coastal/Long Distance Medium614.10.9771
Triple Number Coastal/Long Distance High547.91.0951
Triple Number Windward/Leeward Low1004.70.5972
Triple Number Windward/Leeward Medium739.70.8111
Triple Number Windward/Leeward High643.80.9319
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8980
Triple Number Coastal/Long Distance Low0.7606
Triple Number Coastal/Long Distance Medium0.9771
Triple Number Coastal/Long Distance High1.0951
Triple Number Windward/Leeward Low0.5972
Triple Number Windward/Leeward Medium0.8111
Triple Number Windward/Leeward High0.9319
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1641.01107.4847.8711.7632.4591.4560.1505.8483.2
For information
General Purpose Handicap (GPH)691.9
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance668.20.8980
Triple Number Coastal/Long Distance Low788.90.7606
Triple Number Coastal/Long Distance Medium614.10.9771
Triple Number Coastal/Long Distance High547.91.0951
Triple Number Windward/Leeward Low1004.70.5972
Triple Number Windward/Leeward Medium739.70.8111
Triple Number Windward/Leeward High643.80.9319
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1641.01107.4847.8711.7632.4591.4560.1505.8483.2
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low788.90.7606
Triple Number Coastal/Long Distance Medium614.10.9771
Triple Number Coastal/Long Distance High547.91.0951
Triple Number Windward/Leeward Low1004.70.5972
Triple Number Windward/Leeward Medium739.70.8111
Triple Number Windward/Leeward High643.80.9319
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance668.20.8980
Triple Number Coastal/Long Distance Low788.90.7606
Triple Number Coastal/Long Distance Medium614.10.9771
Triple Number Coastal/Long Distance High547.91.0951
Triple Number Windward/Leeward Low1004.70.5972
Triple Number Windward/Leeward Medium739.70.8111
Triple Number Windward/Leeward High643.80.9319
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1641.01107.4847.8711.7632.4591.4560.1505.8483.2
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance668.20.8980
Triple Number Coastal/Long Distance Low788.90.7606
Triple Number Coastal/Long Distance Medium614.10.9771
Triple Number Coastal/Long Distance High547.91.0951
Triple Number Windward/Leeward Low1004.70.5972
Triple Number Windward/Leeward Medium739.70.8111
Triple Number Windward/Leeward High643.80.9319
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1641.01107.4847.8711.7632.4591.4560.1505.8483.2
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low788.9
Triple Number Coastal/Long Distance Medium614.1
Triple Number Coastal/Long Distance High547.9
Triple Number Windward/Leeward Low1004.7
Triple Number Windward/Leeward Medium739.7
Triple Number Windward/Leeward High643.8
Predominantly Upwind665.4
Predominantly Downwind626.4
Predominantly Reaching604.2
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance668.20.8980
Triple Number Coastal/Long Distance Low788.90.7606
Triple Number Coastal/Long Distance Medium614.10.9771
Triple Number Coastal/Long Distance High547.91.0951
Triple Number Windward/Leeward Low1004.70.5972
Triple Number Windward/Leeward Medium739.70.8111
Triple Number Windward/Leeward High643.80.9319
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1641.01107.4847.8711.7632.4591.4560.1505.8483.2
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7606
Triple Number Coastal/Long Distance Medium0.9771
Triple Number Coastal/Long Distance High1.0951
Triple Number Windward/Leeward Low0.5972
Triple Number Windward/Leeward Medium0.8111
Triple Number Windward/Leeward High0.9319
Coastal/Long Distance0.8980
Predominantly Upwind0.9017
Predominantly Downwind0.9578
For information
General Purpose Handicap (GPH)691.9
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9721
Distanseseilas Trippeltall svak vind0.7606
Distanseseilas Trippeltall mellomvind0.9771
Distanseseilas Trippeltall sterk vind1.0951
Pølsebane Trippeltall svak vind0.5972
Pølsebane Trippeltall mellomvind0.8111
Pølsebane Trippeltall sterk vind0.9319
Motvind Singeltall0.9017
Medvind Singeltall0.9578
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low788.90.7606
Triple Number Coastal/Long Distance Medium614.10.9771
Triple Number Coastal/Long Distance High547.91.0951
Triple Number Windward/Leeward Low1004.70.5972
Triple Number Windward/Leeward Medium739.70.8111
Triple Number Windward/Leeward High643.80.9319
Coastal/Long Distance668.20.8980
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind665.40.9017
Predominantly Downwind626.40.9578
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore607.60.9876
Cape Doctor Coastal510.81.1747
Triple Number Coastal/Long Distance Low788.90.7606
Triple Number Coastal/Long Distance Medium614.10.9771
Triple Number Coastal/Long Distance High547.91.0951
Triple Number Windward/Leeward Low1004.70.5972
Triple Number Windward/Leeward Medium739.70.8111
Triple Number Windward/Leeward High643.80.9319
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7606
Triple Number Coastal/Long Distance Medium0.9771
Triple Number Coastal/Long Distance High1.0951
Triple Number Windward/Leeward Low0.5972
Triple Number Windward/Leeward Medium0.8111
Triple Number Windward/Leeward High0.9319
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7606
Triple Number Coastal/Long Distance Medium0.9771
Triple Number Coastal/Long Distance High1.0951
Triple Number Windward/Leeward Low0.5972
Triple Number Windward/Leeward Medium0.8111
Triple Number Windward/Leeward High0.9319
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance668.20.8980
Triple Number Coastal/Long Distance Low788.90.7606
Triple Number Coastal/Long Distance Medium614.10.9771
Triple Number Coastal/Long Distance High547.91.0951
Triple Number Windward/Leeward Low1004.70.5972
Triple Number Windward/Leeward Medium739.70.8111
Triple Number Windward/Leeward High643.80.9319
Predominantly Upwind665.40.9017
Predominantly Downwind626.40.9578
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1641.01107.4847.8711.7632.4591.4560.1505.8483.2
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance668.20.8980
Triple Number Coastal/Long Distance Low788.90.7606
Triple Number Coastal/Long Distance Medium614.10.9771
Triple Number Coastal/Long Distance High547.91.0951
Triple Number Windward/Leeward Low1004.70.5972
Triple Number Windward/Leeward Medium739.70.8111
Triple Number Windward/Leeward High643.80.9319
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1641.01107.4847.8711.7632.4591.4560.1505.8483.2
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low788.80.7606
Triple Number AP Medium614.10.9770
Triple Number AP High547.91.0951
Triple Number Windward/Leeward Low1047.90.5726
Triple Number Windward/Leeward Medium739.70.8111
Triple Number Windward/Leeward High643.80.9319
Single Number Predominant Upwind691.10.8682
Single Number Predominant Reaching617.50.9717
Single Number Predominant Downwind652.10.9201
Predominant Upwind - Low948.60.6325
Predominant Upwind - Low/Med730.50.8213
Predominant Upwind - Medium644.50.9309
Predominant Upwind - Med/High600.60.9991
Predominant Upwind - High580.31.0339
Predominant Downwind Low945.90.6343
Predominant Downwind Low/Med705.60.8503
Predominant Downwind Medium605.20.9913
Predominant Downwind Med/High542.51.1061
Predominant Downwind High499.71.2007
Predominant Reaching Low849.10.7066
Predominant Reaching Low/Med654.20.9171
Predominant Reaching Medium579.41.0356
Predominant Reaching Med/High534.41.1228
Predominant Reaching High501.41.1967
SA/DSPL Upwind22.50SA/DSPL Downwind41.64
Scoring OptionTODTOT
5-Band Windward/Leeward Low1168.50.5135
5-Band Windward/Leeward Low/Med860.70.6971
5-Band Windward/Leeward Medium726.00.8264
5-Band Windward/Leeward Med/High652.90.9190
5-Band Windward/Leeward High622.30.9642
Windward/Leeward 60-40 Low1174.30.5109
Windward/Leeward 60-40 Low/Med871.40.6885
Windward/Leeward 60-40 Medium740.20.8106
Windward/Leeward 60-40 Med/High671.60.8934
Windward/Leeward 60-40 High645.30.9298
5-Band AP Low869.70.6899
5-Band AP Low/Med692.30.8666
5-Band AP Medium605.40.9910
5-Band AP Med/High555.61.0799
5-Band AP High527.41.1376
5-Band SF Bay Tour - Low1011.60.5931
5-Band SF Bay Tour - Low/Med826.20.7262
5-Band SF Bay Tour - Medium704.80.8513
5-Band SF Bay Tour - Med/High639.40.9385
5-Band SF Bay Tour - High609.00.9853
Chicago-Mac Upwind0.8414
Chicago-Mac All Purpose0.8669
Chicago-Mac Downwind0.8877
Bayview-Mac Cove Island0.6399
Bayview-Mac Shore0.6442
Harvest Moon Regatta543.11.1047
Club Certificate2025
WAVEGUIDERSA 4860
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassLADD 27Measurement01/11/2024HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA8.235Max. Beam2.864Draft1.626Displacement2,412Wetted area15.31IMS L7.511LSM07.213Acc. length8.235Sink (kg/mm) 11.64
VCGD0.080VCGM0.045RM Rated (kg·m) 50.5Limit of positive stability(°) N/AStability IndexN/ADefault crew weight432Declared crew weight550
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders2Rotating mastNo
P10.280IG11.420ISP11.350MDT10.086MDL10.136MDT2MDL2TLTaperMW0.136GO0.160
E3.536J3.345BAS1.235FSDNo FoilSFJ0.000SPL3.395WPLTPS0.000BD0.110MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date05/11/2024
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
WAVEGUIDERSA 4860
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM10.160.711.242.152.9020.9321/10/2024
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentJ20.070.480.911.702.503.2911.62YesNo 19.6530/01/2025White Mylar
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentS211.2811.2811.285.805.6254.1830/01/2025RedS49.519.509.515.735.5745.1315/10/2024YELLOW