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Rated boat velocities in knots| Wind Velocity | 6 kt
| 8 kt
| 10 kt
| 12 kt
| 14 kt
| 16 kt
| 20 kt
| 24 kt
|
| Beat Angles | 43.5° | 41.7° | 40.7° | 39.8° | 39.6° | 39.5° | 40.4° | 42.7° |
| Beat VMG | 2.71 | 3.24 | 3.61 | 3.85 | 3.94 | 3.97 | 3.90 | 3.73 |
| 52° | 4.12 | 4.82 | 5.25 | 5.48 | 5.60 | 5.64 | 5.64 | 5.56 |
| 60° | 4.32 | 5.01 | 5.40 | 5.62 | 5.74 | 5.80 | 5.83 | 5.80 |
| 75° | 4.45 | 5.15 | 5.53 | 5.75 | 5.90 | 6.02 | 6.12 | 6.16 |
| 90° | 4.38 | 5.21 | 5.64 | 5.83 | 5.96 | 6.11 | 6.35 | 6.47 |
| 110° | 4.52 | 5.35 | 5.77 | 6.04 | 6.25 | 6.43 | 6.65 | 6.71 |
| 120° | 4.39 | 5.27 | 5.73 | 6.03 | 6.28 | 6.53 | 6.97 | 7.24 |
| 135° | 3.99 | 4.89 | 5.53 | 5.88 | 6.17 | 6.44 | 7.04 | 7.77 |
| 150° | 3.44 | 4.35 | 5.10 | 5.60 | 5.91 | 6.18 | 6.71 | 7.37 |
| Run VMG | 2.98 | 3.77 | 4.45 | 5.03 | 5.49 | 5.81 | 6.32 | 6.83 |
| Gybe Angles | 147.6° | 151.4° | 154.8° | 165.7° | 176.8° | 178.6° | 178.8° | 178.1° |
APH ToD:713.0CDL: 5.628APH ToT: 0.8416CertNo:
BOATClassBIRDIE24DesignerHarry BeckerBuilderAge date01.1976Series date01.1976Offset fileBIRDIE24.offData fileUFO_AA0349RUS92_Birdie24
HULLLength Overall7.400 mMaximum Beam2.412 mDraft1.278 mDisplacement2 057 kgDLR8.8527IMS DivisionCruiser/RacerDynamic Allowance0.530%Age Allowance0.487%
PROPELLERInstallationNo PropellerTypeN/ADiameterN/A
CREWMaximum weight170 kg(default)Minimum weight120 kg
* when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS
(m²)
MeasuredRatedMainsail11.2111.32Headsail Luffed19.1819.18Headsail FlyingSymmetric41.7341.73Asymmetric
STORM SAIL AREAS
(m²)
Trysail3.52Storm Jib4.40Heavy Weather Jib11.88
SAIL LIMITSHeadsails5
Spinnakers4
STABILITYRighting 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.
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Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)ClassBIRDIE24Measurement03.05.2024HINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA7.400Max. Beam2.412Draft1.278Displacement2 057Wetted area13.24IMS L6.167LSM06.147Acc. length7.400Sink (kg/mm)
9.30
VCGD0.067VCGM0.065RM Rated
(kg·m)
34.8Limit of positive stability(°)
N/AStability IndexN/ADefault crew weight344Declared crew weightN/A
PROPELLERPropeller TypeNo Propeller
Hydro generatorNo
RIGForestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footRunners/Checkstays0Spreaders1Rotating mastNo
P8.160IG9.287ISP9.297MDT10.098MDL10.128MDT2MDL2TLNo TaperMW0.128GO0.158
E2.460J3.030BAS1.087FSDNo FoilSFJ0.210SPL3.075WPLTPSBD0.105MWTMCG
Flying Headsail Foretriangles
IdISPTPS
FLOTATION AND STABILITYCalculation methodRM estimatedFlotation Date13.07.2024
SFFP0.483FFM0.895FF0.895LCFcl4.301SG1.0260
SAFP7.036FAM0.600FA0.600LCFsh4.460HBI0.772
INVENTORYFixed Ballast Total0
Total deductible
Total deductible
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MAINSAILIdMHBMUWMTWMHWMQWAreaMeas.DateCommentM-10.110.480.851.431.9311.2103.05.2024
MIZZENIdMHBMUWMTWMHWMQWAreaMeas.DateComment
HEADSAILIdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentS-20.050.510.992.003.104.229.31NoNo 19.1803.05.2024S-10.050.380.751.472.202.929.18NoNo 13.5203.05.2024
SYMMETRIC SPINNAKERIdSLUSLESLSHWSFLAreaMeas.DateCommentSp-19.269.269.265.465.2041.7303.05.2024
ASYMMETRIC SPINNAKERIdSLUSLESLSHWSFLRatioAreaMeas.DateComment
MIZZEN STAYSAILIdYSHFYSHWYSFLAreaMeas.DateComment
QUADRILATERALIdQLEQHLQFLQCDQLMMastAreaMeas.DateComment
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 cockpit
4
Food stowage0.12 m³Fuel capacity20 l
*This list refers to the calculated requirements. See IMS Appendix 1 for the complete list of requirements.