Club Certificate2025
LaineEST 260
Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
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 Angles44.6°44.6°43.2°43.0°41.8°40.2°39.2°39.7°42.5°
Beat VMG1.802.483.013.383.683.924.084.113.92
52°2.823.824.565.095.405.615.755.845.76
60°3.004.034.765.275.565.755.896.025.99
75°3.094.164.925.415.705.906.066.306.39
90°3.144.335.215.705.966.136.226.436.67
110°3.234.415.275.756.066.336.566.947.18
120°3.094.265.155.686.026.306.587.157.65
135°2.783.894.805.465.856.146.437.047.83
150°2.363.394.315.065.575.906.186.717.36
Run VMG2.042.943.754.435.015.455.786.296.79
Gybe Angles148.9°148.9°152.8°157.3°163.7°170.7°177.7°178.1°177.7°
APH ToD:723.8CDL: 5.389APH ToT: 0.8289CertNo:176/21
BOAT
ClassBIRDIE 24DesignerHarry BeckerBuilderAge date01/1976Series date01/1976Offset fileBIRDIE24.offData fileEST260
HULL
Length Overall7.400 mMaximum Beam2.412 mDraft1.236 mDisplacement1,800 kgDLR8.8442IMS DivisionCruiser/RacerDynamic Allowance0.430%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight355 kg(declared)Minimum weight225 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail11.0211.17Headsail Luffed13.9713.97Headsail FlyingSymmetric31.9134.52Asymmetric
STORM SAIL AREAS (m²)
Trysail3.34Storm Jib4.40Heavy Weather Jib11.88
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
LaineEST 260
Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
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 VMG2000.91452.31197.41065.0979.4918.5882.2876.6918.7
52°1277.7942.8789.5707.9666.8642.2626.2616.6624.5
60°1201.4893.9755.7683.4647.8626.2610.8597.6601.2
75°1164.6865.9732.4665.4631.5610.3593.9571.3563.4
90°1145.7832.3690.7631.8604.0587.7578.7560.2539.3
110°1114.9816.9683.6625.9593.9569.2548.9518.6501.3
120°1163.2844.9699.6633.7598.5571.1547.4503.5470.4
135°1295.1925.2749.4659.5615.9586.0560.2511.6460.0
150°1523.91060.6834.6712.1646.2610.1582.9536.3489.0
Run VMG1763.91224.7961.0812.8718.5660.4622.8572.3530.5
Selected Courses
Windward / Leeward1881.01338.51079.2938.9849.0789.4752.5724.5724.6
All purpose1438.21037.5849.7753.5698.2662.1637.8611.8602.1
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward886.70.6767
All purpose723.80.8289
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low943.50.6359
Triple Number Coastal/Long Distance Medium720.30.8330
Triple Number Coastal/Long Distance High634.10.9462
Triple Number Windward/Leeward Low1208.70.4964
Triple Number Windward/Leeward Medium883.30.6793
Triple Number Windward/Leeward High751.20.7987
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance787.20.7622
Triple Number Coastal/Long Distance Low943.50.6359
Triple Number Coastal/Long Distance Medium720.30.8330
Triple Number Coastal/Long Distance High634.10.9462
Triple Number Windward/Leeward Low1208.70.4964
Triple Number Windward/Leeward Medium883.30.6793
Triple Number Windward/Leeward High751.20.7987
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1973.81327.11012.4846.5745.9686.7644.6585.8569.6
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.5698
Downwind "popa"0.7537
70% up, 30% down "Ilhabela"0.6148
30% up, 70% down "Ilhabela-inverso"0.6872
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low943.50.6359
Triple Number Coastal/Long Distance Medium720.30.8330
Triple Number Coastal/Long Distance High634.10.9462
Triple Number Windward/Leeward Low1208.70.4964
Triple Number Windward/Leeward Medium883.30.6793
Triple Number Windward/Leeward High751.20.7987
Predominantly Upwind793.70.7560
Predominantly Downwind720.70.8325
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low943.60.6359
Triple Number AP Medium720.30.8329
Triple Number AP High634.10.9462
Triple Number Windward/Leeward Low1262.20.4754
Triple Number Windward/Leeward Medium883.30.6793
Triple Number Windward/Leeward High751.20.7987
Single Number Predominant Upwind827.30.7253
Single Number Predominant Reaching717.50.8362
Single Number Predominant Downwind752.60.7972
Predominant Upwind - Low1166.10.5145
Predominant Upwind - Low/Med884.40.6784
Predominant Upwind - Medium767.10.7822
Predominant Upwind - Med/High699.90.8572
Predominant Upwind - High679.90.8825
Predominant Downwind Low1107.10.5420
Predominant Downwind Low/Med816.20.7351
Predominant Downwind Medium693.60.8651
Predominant Downwind Med/High619.80.9680
Predominant Downwind High580.31.0339
Predominant Reaching Low1008.70.5948
Predominant Reaching Low/Med763.50.7859
Predominant Reaching Medium667.20.8993
Predominant Reaching Med/High612.60.9794
Predominant Reaching High584.01.0273
SA/DSPL Upwind16.86SA/DSPL Downwind28.96
Scoring OptionTODTOT
5-Band Windward/Leeward Low1409.60.4256
5-Band Windward/Leeward Low/Med1033.90.5803
5-Band Windward/Leeward Medium865.10.6936
5-Band Windward/Leeward Med/High762.20.7872
5-Band Windward/Leeward High729.30.8227
Windward/Leeward 60-40 Low1432.90.4187
Windward/Leeward 60-40 Low/Med1058.40.5669
Windward/Leeward 60-40 Medium890.80.6736
Windward/Leeward 60-40 Med/High788.90.7606
Windward/Leeward 60-40 High760.40.7890
5-Band AP Low1036.70.5788
5-Band AP Low/Med821.10.7307
5-Band AP Medium708.90.8464
5-Band AP Med/High642.60.9336
5-Band AP High614.60.9762
5-Band SF Bay Tour - Low1224.30.4901
5-Band SF Bay Tour - Low/Med996.00.6024
5-Band SF Bay Tour - Medium841.80.7127
5-Band SF Bay Tour - Med/High748.30.8018
5-Band SF Bay Tour - High717.40.8363
Chicago-Mac Upwind0.6992
Chicago-Mac All Purpose0.7355
Chicago-Mac Downwind0.7688
Bayview-Mac Cove Island0.5340
Bayview-Mac Shore0.5370
Harvest Moon Regatta624.00.9616
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance787.20.7622
Triple Number Coastal/Long Distance Low943.50.6359
Triple Number Coastal/Long Distance Medium720.30.8330
Triple Number Coastal/Long Distance High634.10.9462
Triple Number Windward/Leeward Low1208.70.4964
Triple Number Windward/Leeward Medium883.30.6793
Triple Number Windward/Leeward High751.20.7987
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1973.81327.11012.4846.5745.9686.7644.6585.8569.6
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance787.20.7622
Triple Number Coastal/Long Distance Low943.50.6359
Triple Number Coastal/Long Distance Medium720.30.8330
Triple Number Coastal/Long Distance High634.10.9462
Triple Number Windward/Leeward Low1208.70.4964
Triple Number Windward/Leeward Medium883.30.6793
Triple Number Windward/Leeward High751.20.7987
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1973.81327.11012.4846.5745.9686.7644.6585.8569.6
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance787.2
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1973.81327.11012.4846.5745.9686.7644.6585.8569.6
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low943.50.6359
Triple Number Coastal/Long Distance Medium720.30.8330
Triple Number Coastal/Long Distance High634.10.9462
Triple Number Windward/Leeward Low1208.70.4964
Triple Number Windward/Leeward Medium883.30.6793
Triple Number Windward/Leeward High751.20.7987
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating787.20.7622
FinRating, kevyt tuuli1381.90.7236
FinRating, kova tuuli619.60.8069
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low943.50.6359
Triple Number Coastal/Long Distance Medium720.30.8330
Triple Number Coastal/Long Distance High634.10.9462
Triple Number Windward/Leeward Low1208.70.4964
Triple Number Windward/Leeward Medium883.30.6793
Triple Number Windward/Leeward High751.20.7987
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.7622
Triple Number Coastal/Long Distance Low0.6359
Triple Number Coastal/Long Distance Medium0.8330
Triple Number Coastal/Long Distance High0.9462
Triple Number Windward/Leeward Low0.4964
Triple Number Windward/Leeward Medium0.6793
Triple Number Windward/Leeward High0.7987
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1973.81327.11012.4846.5745.9686.7644.6585.8569.6
For information
General Purpose Handicap (GPH)815.2
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance787.20.7622
Triple Number Coastal/Long Distance Low943.50.6359
Triple Number Coastal/Long Distance Medium720.30.8330
Triple Number Coastal/Long Distance High634.10.9462
Triple Number Windward/Leeward Low1208.70.4964
Triple Number Windward/Leeward Medium883.30.6793
Triple Number Windward/Leeward High751.20.7987
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1973.81327.11012.4846.5745.9686.7644.6585.8569.6
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low943.50.6359
Triple Number Coastal/Long Distance Medium720.30.8330
Triple Number Coastal/Long Distance High634.10.9462
Triple Number Windward/Leeward Low1208.70.4964
Triple Number Windward/Leeward Medium883.30.6793
Triple Number Windward/Leeward High751.20.7987
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance787.20.7622
Triple Number Coastal/Long Distance Low943.50.6359
Triple Number Coastal/Long Distance Medium720.30.8330
Triple Number Coastal/Long Distance High634.10.9462
Triple Number Windward/Leeward Low1208.70.4964
Triple Number Windward/Leeward Medium883.30.6793
Triple Number Windward/Leeward High751.20.7987
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1973.81327.11012.4846.5745.9686.7644.6585.8569.6
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance787.20.7622
Triple Number Coastal/Long Distance Low943.50.6359
Triple Number Coastal/Long Distance Medium720.30.8330
Triple Number Coastal/Long Distance High634.10.9462
Triple Number Windward/Leeward Low1208.70.4964
Triple Number Windward/Leeward Medium883.30.6793
Triple Number Windward/Leeward High751.20.7987
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1973.81327.11012.4846.5745.9686.7644.6585.8569.6
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low943.5
Triple Number Coastal/Long Distance Medium720.3
Triple Number Coastal/Long Distance High634.1
Triple Number Windward/Leeward Low1208.7
Triple Number Windward/Leeward Medium883.3
Triple Number Windward/Leeward High751.2
Predominantly Upwind793.7
Predominantly Downwind720.7
Predominantly Reaching696.7
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance787.20.7622
Triple Number Coastal/Long Distance Low943.50.6359
Triple Number Coastal/Long Distance Medium720.30.8330
Triple Number Coastal/Long Distance High634.10.9462
Triple Number Windward/Leeward Low1208.70.4964
Triple Number Windward/Leeward Medium883.30.6793
Triple Number Windward/Leeward High751.20.7987
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1973.81327.11012.4846.5745.9686.7644.6585.8569.6
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6359
Triple Number Coastal/Long Distance Medium0.8330
Triple Number Coastal/Long Distance High0.9462
Triple Number Windward/Leeward Low0.4964
Triple Number Windward/Leeward Medium0.6793
Triple Number Windward/Leeward High0.7987
Coastal/Long Distance0.7622
Predominantly Upwind0.7560
Predominantly Downwind0.8325
For information
General Purpose Handicap (GPH)815.2
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.8289
Distanseseilas Trippeltall svak vind0.6359
Distanseseilas Trippeltall mellomvind0.8330
Distanseseilas Trippeltall sterk vind0.9462
Pølsebane Trippeltall svak vind0.4964
Pølsebane Trippeltall mellomvind0.6793
Pølsebane Trippeltall sterk vind0.7987
Motvind Singeltall0.7560
Medvind Singeltall0.8325
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low943.50.6359
Triple Number Coastal/Long Distance Medium720.30.8330
Triple Number Coastal/Long Distance High634.10.9462
Triple Number Windward/Leeward Low1208.70.4964
Triple Number Windward/Leeward Medium883.30.6793
Triple Number Windward/Leeward High751.20.7987
Coastal/Long Distance787.20.7622
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind793.70.7560
Predominantly Downwind720.70.8325
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore724.60.8281
Cape Doctor Coastal605.00.9917
Triple Number Coastal/Long Distance Low943.50.6359
Triple Number Coastal/Long Distance Medium720.30.8330
Triple Number Coastal/Long Distance High634.10.9462
Triple Number Windward/Leeward Low1208.70.4964
Triple Number Windward/Leeward Medium883.30.6793
Triple Number Windward/Leeward High751.20.7987
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6359
Triple Number Coastal/Long Distance Medium0.8330
Triple Number Coastal/Long Distance High0.9462
Triple Number Windward/Leeward Low0.4964
Triple Number Windward/Leeward Medium0.6793
Triple Number Windward/Leeward High0.7987
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6359
Triple Number Coastal/Long Distance Medium0.8330
Triple Number Coastal/Long Distance High0.9462
Triple Number Windward/Leeward Low0.4964
Triple Number Windward/Leeward Medium0.6793
Triple Number Windward/Leeward High0.7987
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance787.20.7622
Triple Number Coastal/Long Distance Low943.50.6359
Triple Number Coastal/Long Distance Medium720.30.8330
Triple Number Coastal/Long Distance High634.10.9462
Triple Number Windward/Leeward Low1208.70.4964
Triple Number Windward/Leeward Medium883.30.6793
Triple Number Windward/Leeward High751.20.7987
Predominantly Upwind793.70.7560
Predominantly Downwind720.70.8325
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1973.81327.11012.4846.5745.9686.7644.6585.8569.6
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance787.20.7622
Triple Number Coastal/Long Distance Low943.50.6359
Triple Number Coastal/Long Distance Medium720.30.8330
Triple Number Coastal/Long Distance High634.10.9462
Triple Number Windward/Leeward Low1208.70.4964
Triple Number Windward/Leeward Medium883.30.6793
Triple Number Windward/Leeward High751.20.7987
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1973.81327.11012.4846.5745.9686.7644.6585.8569.6
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low943.60.6359
Triple Number AP Medium720.30.8329
Triple Number AP High634.10.9462
Triple Number Windward/Leeward Low1262.20.4754
Triple Number Windward/Leeward Medium883.30.6793
Triple Number Windward/Leeward High751.20.7987
Single Number Predominant Upwind827.30.7253
Single Number Predominant Reaching717.50.8362
Single Number Predominant Downwind752.60.7972
Predominant Upwind - Low1166.10.5145
Predominant Upwind - Low/Med884.40.6784
Predominant Upwind - Medium767.10.7822
Predominant Upwind - Med/High699.90.8572
Predominant Upwind - High679.90.8825
Predominant Downwind Low1107.10.5420
Predominant Downwind Low/Med816.20.7351
Predominant Downwind Medium693.60.8651
Predominant Downwind Med/High619.80.9680
Predominant Downwind High580.31.0339
Predominant Reaching Low1008.70.5948
Predominant Reaching Low/Med763.50.7859
Predominant Reaching Medium667.20.8993
Predominant Reaching Med/High612.60.9794
Predominant Reaching High584.01.0273
SA/DSPL Upwind16.86SA/DSPL Downwind28.96
Scoring OptionTODTOT
5-Band Windward/Leeward Low1409.60.4256
5-Band Windward/Leeward Low/Med1033.90.5803
5-Band Windward/Leeward Medium865.10.6936
5-Band Windward/Leeward Med/High762.20.7872
5-Band Windward/Leeward High729.30.8227
Windward/Leeward 60-40 Low1432.90.4187
Windward/Leeward 60-40 Low/Med1058.40.5669
Windward/Leeward 60-40 Medium890.80.6736
Windward/Leeward 60-40 Med/High788.90.7606
Windward/Leeward 60-40 High760.40.7890
5-Band AP Low1036.70.5788
5-Band AP Low/Med821.10.7307
5-Band AP Medium708.90.8464
5-Band AP Med/High642.60.9336
5-Band AP High614.60.9762
5-Band SF Bay Tour - Low1224.30.4901
5-Band SF Bay Tour - Low/Med996.00.6024
5-Band SF Bay Tour - Medium841.80.7127
5-Band SF Bay Tour - Med/High748.30.8018
5-Band SF Bay Tour - High717.40.8363
Chicago-Mac Upwind0.6992
Chicago-Mac All Purpose0.7355
Chicago-Mac Downwind0.7688
Bayview-Mac Cove Island0.5340
Bayview-Mac Shore0.5370
Harvest Moon Regatta624.00.9616
Club Certificate2025
LaineEST 260
Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassBIRDIE 24Measurement28/06/2021HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.400Max. Beam2.412Draft1.236Displacement1,800Wetted area12.61IMS L6.129LSM05.881Acc. length7.399Sink (kg/mm) 8.79
VCGD0.054VCGM0.082RM Rated (kg·m) 31.2Limit of positive stability(°) N/AStability IndexN/ADefault crew weight323Declared crew weight355
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayFixedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders1Rotating mastNo
P7.780IG9.380ISP9.430MDT10.100MDL10.120MDT2MDL2TLMWGO
E2.450J3.000BAS1.200FSDSFJSPL3.060WPLTPSBDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date28/06/2021
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
LaineEST 260
Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.130.490.861.492.0311.0224/05/2024
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment10.070.380.741.502.413.468.66NoNo 13.9724/05/202420.050.310.611.302.092.898.89NoNo 12.2124/05/2024
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment17.067.077.075.415.4631.9124/05/2024
CRUISER/RACER REQUIREMENTS*
Accommodation length7.4 mTable area0.22 m²Headroom1.40 mMinimum number of berths2Personal gear stowage0.08 m³Fresh water capacity14 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.