Club Certificate2025
Sea LaughterRSA-2544
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 Angles44.4°44.4°42.7°41.5°40.4°39.2°38.9°39.6°41.9°
Beat VMG1.912.623.173.563.864.054.114.083.91
52°2.994.034.795.275.565.745.835.855.79
60°3.184.265.005.455.715.885.986.046.03
75°3.284.395.165.605.866.036.176.356.40
90°3.224.405.285.776.026.166.266.556.76
110°3.274.475.355.846.136.376.606.957.19
120°3.144.325.225.776.096.366.637.207.67
135°2.793.914.845.535.936.216.497.127.97
150°2.353.394.325.085.635.976.246.787.48
Run VMG2.032.933.754.445.055.515.856.356.86
Gybe Angles148.4°148.4°152.5°156.4°163.3°170.0°177.7°178.6°177.7°
APH ToD:707.3CDL: 5.770APH ToT: 0.8483CertNo:ZAC244
BOAT
ClassFlamencaDesignerBerckemeyerBuilderNebeAge date01/1971Series date01/1971Offset fileFlamenca25_DV.OFFData fileRSA2544
HULL
Length Overall7.500 mMaximum Beam2.302 mDraft1.251 mDisplacement1,900 kgDLR7.9584IMS DivisionCruiser/RacerDynamic Allowance0.410%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight265 kg(declared)Minimum weight135 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail12.4512.58Headsail Luffed13.6113.61Headsail FlyingSymmetric32.6132.61Asymmetric
STORM SAIL AREAS (m²)
Trysail4.06Storm Jib3.76Heavy Weather Jib10.14
SAIL LIMITS
Headsails5
✱ One set on the forestay
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 Certificate2025
Sea LaughterRSA-2544
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 VMG1888.51373.91135.21010.4933.1889.7876.2883.0921.4
52°1205.4892.6752.4683.2647.3627.5617.9615.5621.3
60°1132.9845.5719.6660.4630.2612.4601.7596.2597.4
75°1097.6819.6698.3642.7614.6596.5583.1566.9562.1
90°1119.1817.4681.7624.4598.4584.1575.4549.7532.6
110°1099.6805.0673.1616.8587.3565.0545.7517.8500.4
120°1148.1833.9690.0624.2590.8565.9543.3499.8469.5
135°1291.6921.5744.3651.4607.5579.3554.8505.7451.4
150°1534.21063.4833.4708.3639.0602.7576.9531.2481.3
Run VMG1775.81227.9960.1810.2712.8653.3615.0566.6524.8
Selected Courses
Windward / Leeward1830.31300.91047.7910.3823.0771.5745.6724.8723.1
All purpose1394.91006.9825.5733.2680.6649.6631.7609.9599.1
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward863.90.6945
All purpose707.30.8483
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low916.20.6549
Triple Number Coastal/Long Distance Medium702.50.8541
Triple Number Coastal/Long Distance High628.00.9554
Triple Number Windward/Leeward Low1174.40.5109
Triple Number Windward/Leeward Medium858.00.6993
Triple Number Windward/Leeward High744.20.8062
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance768.60.7807
Triple Number Coastal/Long Distance Low916.20.6549
Triple Number Coastal/Long Distance Medium702.50.8541
Triple Number Coastal/Long Distance High628.00.9554
Triple Number Windward/Leeward Low1174.40.5109
Triple Number Windward/Leeward Medium858.00.6993
Triple Number Windward/Leeward High744.20.8062
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1929.91293.6984.4822.6725.7673.7638.6582.0566.0
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.5914
Downwind "popa"0.7573
70% up, 30% down "Ilhabela"0.6330
30% up, 70% down "Ilhabela-inverso"0.6985
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low916.20.6549
Triple Number Coastal/Long Distance Medium702.50.8541
Triple Number Coastal/Long Distance High628.00.9554
Triple Number Windward/Leeward Low1174.40.5109
Triple Number Windward/Leeward Medium858.00.6993
Triple Number Windward/Leeward High744.20.8062
Predominantly Upwind770.70.7785
Predominantly Downwind709.70.8455
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low916.20.6549
Triple Number AP Medium702.60.8540
Triple Number AP High628.00.9554
Triple Number Windward/Leeward Low1226.30.4893
Triple Number Windward/Leeward Medium858.00.6993
Triple Number Windward/Leeward High744.20.8062
Single Number Predominant Upwind803.50.7467
Single Number Predominant Reaching704.80.8513
Single Number Predominant Downwind742.10.8085
Predominant Upwind - Low1119.20.5361
Predominant Upwind - Low/Med852.30.7040
Predominant Upwind - Medium744.60.8059
Predominant Upwind - Med/High691.30.8680
Predominant Upwind - High677.70.8854
Predominant Downwind Low1092.20.5493
Predominant Downwind Low/Med803.90.7463
Predominant Downwind Medium682.90.8786
Predominant Downwind Med/High612.90.9790
Predominant Downwind High574.91.0436
Predominant Reaching Low985.60.6088
Predominant Reaching Low/Med747.70.8025
Predominant Reaching Medium655.50.9154
Predominant Reaching Med/High606.00.9900
Predominant Reaching High578.31.0374
SA/DSPL Upwind16.95SA/DSPL Downwind29.31
Scoring OptionTODTOT
5-Band Windward/Leeward Low1370.40.4378
5-Band Windward/Leeward Low/Med1003.40.5980
5-Band Windward/Leeward Medium841.20.7133
5-Band Windward/Leeward Med/High752.90.7969
5-Band Windward/Leeward High728.10.8241
Windward/Leeward 60-40 Low1384.90.4332
Windward/Leeward 60-40 Low/Med1022.00.5871
Windward/Leeward 60-40 Medium863.10.6951
Windward/Leeward 60-40 Med/High779.20.7700
Windward/Leeward 60-40 High760.20.7893
5-Band AP Low1009.60.5943
5-Band AP Low/Med798.30.7516
5-Band AP Medium692.20.8669
5-Band AP Med/High635.10.9447
5-Band AP High611.80.9807
5-Band SF Bay Tour - Low1186.70.5056
5-Band SF Bay Tour - Low/Med964.60.6220
5-Band SF Bay Tour - Medium817.60.7339
5-Band SF Bay Tour - Med/High739.30.8115
5-Band SF Bay Tour - High716.30.8376
Chicago-Mac Upwind0.7218
Chicago-Mac All Purpose0.7526
Chicago-Mac Downwind0.7799
Bayview-Mac Cove Island0.5485
Bayview-Mac Shore0.5520
Harvest Moon Regatta614.40.9766
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance768.60.7807
Triple Number Coastal/Long Distance Low916.20.6549
Triple Number Coastal/Long Distance Medium702.50.8541
Triple Number Coastal/Long Distance High628.00.9554
Triple Number Windward/Leeward Low1174.40.5109
Triple Number Windward/Leeward Medium858.00.6993
Triple Number Windward/Leeward High744.20.8062
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1929.91293.6984.4822.6725.7673.7638.6582.0566.0
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance768.60.7807
Triple Number Coastal/Long Distance Low916.20.6549
Triple Number Coastal/Long Distance Medium702.50.8541
Triple Number Coastal/Long Distance High628.00.9554
Triple Number Windward/Leeward Low1174.40.5109
Triple Number Windward/Leeward Medium858.00.6993
Triple Number Windward/Leeward High744.20.8062
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1929.91293.6984.4822.6725.7673.7638.6582.0566.0
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance768.6
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1929.91293.6984.4822.6725.7673.7638.6582.0566.0
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low916.20.6549
Triple Number Coastal/Long Distance Medium702.50.8541
Triple Number Coastal/Long Distance High628.00.9554
Triple Number Windward/Leeward Low1174.40.5109
Triple Number Windward/Leeward Medium858.00.6993
Triple Number Windward/Leeward High744.20.8062
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating768.60.7807
FinRating, kevyt tuuli1345.30.7433
FinRating, kova tuuli616.00.8117
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low916.20.6549
Triple Number Coastal/Long Distance Medium702.50.8541
Triple Number Coastal/Long Distance High628.00.9554
Triple Number Windward/Leeward Low1174.40.5109
Triple Number Windward/Leeward Medium858.00.6993
Triple Number Windward/Leeward High744.20.8062
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.7807
Triple Number Coastal/Long Distance Low0.6549
Triple Number Coastal/Long Distance Medium0.8541
Triple Number Coastal/Long Distance High0.9554
Triple Number Windward/Leeward Low0.5109
Triple Number Windward/Leeward Medium0.6993
Triple Number Windward/Leeward High0.8062
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1929.91293.6984.4822.6725.7673.7638.6582.0566.0
For information
General Purpose Handicap (GPH)795.4
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance768.60.7807
Triple Number Coastal/Long Distance Low916.20.6549
Triple Number Coastal/Long Distance Medium702.50.8541
Triple Number Coastal/Long Distance High628.00.9554
Triple Number Windward/Leeward Low1174.40.5109
Triple Number Windward/Leeward Medium858.00.6993
Triple Number Windward/Leeward High744.20.8062
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1929.91293.6984.4822.6725.7673.7638.6582.0566.0
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low916.20.6549
Triple Number Coastal/Long Distance Medium702.50.8541
Triple Number Coastal/Long Distance High628.00.9554
Triple Number Windward/Leeward Low1174.40.5109
Triple Number Windward/Leeward Medium858.00.6993
Triple Number Windward/Leeward High744.20.8062
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance768.60.7807
Triple Number Coastal/Long Distance Low916.20.6549
Triple Number Coastal/Long Distance Medium702.50.8541
Triple Number Coastal/Long Distance High628.00.9554
Triple Number Windward/Leeward Low1174.40.5109
Triple Number Windward/Leeward Medium858.00.6993
Triple Number Windward/Leeward High744.20.8062
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1929.91293.6984.4822.6725.7673.7638.6582.0566.0
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance768.60.7807
Triple Number Coastal/Long Distance Low916.20.6549
Triple Number Coastal/Long Distance Medium702.50.8541
Triple Number Coastal/Long Distance High628.00.9554
Triple Number Windward/Leeward Low1174.40.5109
Triple Number Windward/Leeward Medium858.00.6993
Triple Number Windward/Leeward High744.20.8062
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1929.91293.6984.4822.6725.7673.7638.6582.0566.0
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low916.2
Triple Number Coastal/Long Distance Medium702.5
Triple Number Coastal/Long Distance High628.0
Triple Number Windward/Leeward Low1174.4
Triple Number Windward/Leeward Medium858.0
Triple Number Windward/Leeward High744.2
Predominantly Upwind770.7
Predominantly Downwind709.7
Predominantly Reaching685.4
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance768.60.7807
Triple Number Coastal/Long Distance Low916.20.6549
Triple Number Coastal/Long Distance Medium702.50.8541
Triple Number Coastal/Long Distance High628.00.9554
Triple Number Windward/Leeward Low1174.40.5109
Triple Number Windward/Leeward Medium858.00.6993
Triple Number Windward/Leeward High744.20.8062
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1929.91293.6984.4822.6725.7673.7638.6582.0566.0
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6549
Triple Number Coastal/Long Distance Medium0.8541
Triple Number Coastal/Long Distance High0.9554
Triple Number Windward/Leeward Low0.5109
Triple Number Windward/Leeward Medium0.6993
Triple Number Windward/Leeward High0.8062
Coastal/Long Distance0.7807
Predominantly Upwind0.7785
Predominantly Downwind0.8455
For information
General Purpose Handicap (GPH)795.4
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.8483
Distanseseilas Trippeltall svak vind0.6549
Distanseseilas Trippeltall mellomvind0.8541
Distanseseilas Trippeltall sterk vind0.9554
Pølsebane Trippeltall svak vind0.5109
Pølsebane Trippeltall mellomvind0.6993
Pølsebane Trippeltall sterk vind0.8062
Motvind Singeltall0.7785
Medvind Singeltall0.8455
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low916.20.6549
Triple Number Coastal/Long Distance Medium702.50.8541
Triple Number Coastal/Long Distance High628.00.9554
Triple Number Windward/Leeward Low1174.40.5109
Triple Number Windward/Leeward Medium858.00.6993
Triple Number Windward/Leeward High744.20.8062
Coastal/Long Distance768.60.7807
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind770.70.7785
Predominantly Downwind709.70.8455
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore723.60.8292
Cape Doctor Coastal602.30.9961
Triple Number Coastal/Long Distance Low916.20.6549
Triple Number Coastal/Long Distance Medium702.50.8541
Triple Number Coastal/Long Distance High628.00.9554
Triple Number Windward/Leeward Low1174.40.5109
Triple Number Windward/Leeward Medium858.00.6993
Triple Number Windward/Leeward High744.20.8062
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6549
Triple Number Coastal/Long Distance Medium0.8541
Triple Number Coastal/Long Distance High0.9554
Triple Number Windward/Leeward Low0.5109
Triple Number Windward/Leeward Medium0.6993
Triple Number Windward/Leeward High0.8062
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6549
Triple Number Coastal/Long Distance Medium0.8541
Triple Number Coastal/Long Distance High0.9554
Triple Number Windward/Leeward Low0.5109
Triple Number Windward/Leeward Medium0.6993
Triple Number Windward/Leeward High0.8062
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance768.60.7807
Triple Number Coastal/Long Distance Low916.20.6549
Triple Number Coastal/Long Distance Medium702.50.8541
Triple Number Coastal/Long Distance High628.00.9554
Triple Number Windward/Leeward Low1174.40.5109
Triple Number Windward/Leeward Medium858.00.6993
Triple Number Windward/Leeward High744.20.8062
Predominantly Upwind770.70.7785
Predominantly Downwind709.70.8455
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1929.91293.6984.4822.6725.7673.7638.6582.0566.0
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance768.60.7807
Triple Number Coastal/Long Distance Low916.20.6549
Triple Number Coastal/Long Distance Medium702.50.8541
Triple Number Coastal/Long Distance High628.00.9554
Triple Number Windward/Leeward Low1174.40.5109
Triple Number Windward/Leeward Medium858.00.6993
Triple Number Windward/Leeward High744.20.8062
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1929.91293.6984.4822.6725.7673.7638.6582.0566.0
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low916.20.6549
Triple Number AP Medium702.60.8540
Triple Number AP High628.00.9554
Triple Number Windward/Leeward Low1226.30.4893
Triple Number Windward/Leeward Medium858.00.6993
Triple Number Windward/Leeward High744.20.8062
Single Number Predominant Upwind803.50.7467
Single Number Predominant Reaching704.80.8513
Single Number Predominant Downwind742.10.8085
Predominant Upwind - Low1119.20.5361
Predominant Upwind - Low/Med852.30.7040
Predominant Upwind - Medium744.60.8059
Predominant Upwind - Med/High691.30.8680
Predominant Upwind - High677.70.8854
Predominant Downwind Low1092.20.5493
Predominant Downwind Low/Med803.90.7463
Predominant Downwind Medium682.90.8786
Predominant Downwind Med/High612.90.9790
Predominant Downwind High574.91.0436
Predominant Reaching Low985.60.6088
Predominant Reaching Low/Med747.70.8025
Predominant Reaching Medium655.50.9154
Predominant Reaching Med/High606.00.9900
Predominant Reaching High578.31.0374
SA/DSPL Upwind16.95SA/DSPL Downwind29.31
Scoring OptionTODTOT
5-Band Windward/Leeward Low1370.40.4378
5-Band Windward/Leeward Low/Med1003.40.5980
5-Band Windward/Leeward Medium841.20.7133
5-Band Windward/Leeward Med/High752.90.7969
5-Band Windward/Leeward High728.10.8241
Windward/Leeward 60-40 Low1384.90.4332
Windward/Leeward 60-40 Low/Med1022.00.5871
Windward/Leeward 60-40 Medium863.10.6951
Windward/Leeward 60-40 Med/High779.20.7700
Windward/Leeward 60-40 High760.20.7893
5-Band AP Low1009.60.5943
5-Band AP Low/Med798.30.7516
5-Band AP Medium692.20.8669
5-Band AP Med/High635.10.9447
5-Band AP High611.80.9807
5-Band SF Bay Tour - Low1186.70.5056
5-Band SF Bay Tour - Low/Med964.60.6220
5-Band SF Bay Tour - Medium817.60.7339
5-Band SF Bay Tour - Med/High739.30.8115
5-Band SF Bay Tour - High716.30.8376
Chicago-Mac Upwind0.7218
Chicago-Mac All Purpose0.7526
Chicago-Mac Downwind0.7799
Bayview-Mac Cove Island0.5485
Bayview-Mac Shore0.5520
Harvest Moon Regatta614.40.9766
Club Certificate2025
Sea LaughterRSA-2544
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassFlamencaMeasurement23/03/2024HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.500Max. Beam2.302Draft1.251Displacement1,900Wetted area11.99IMS L6.419LSM06.203Acc. length7.481Sink (kg/mm) 9.09
VCGD0.091VCGM0.046RM Rated (kg·m) 29.3Limit of positive stability(°) N/AStability IndexN/ADefault crew weight348Declared crew weight265
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialSingle headsail furlerYesMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders1Rotating mastNo
P7.685IG8.665ISP8.670MDT10.075MDL10.115MDT2MDL2TLNo TaperMWGO
E3.015J2.350BAS0.950FSD0.031SFJ0.150SPL2.498WPLTPSBD0.105MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date25/03/2024
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
Sea LaughterRSA-2544
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment00.080.520.951.702.2812.4523/03/2024
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment00.050.430.831.672.573.467.97NoNo 13.6123/03/2024
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment08.558.538.544.614.4732.6123/03/2024
CRUISER/RACER REQUIREMENTS*
Accommodation length7.5 mTable area0.22 m²Headroom1.40 mMinimum number of berths2Personal gear stowage0.08 m³Fresh water capacity15 lMinimum number of seats in cockpit2Food stowage0.12 m³Fuel capacity20 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.