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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 | 43.1° | 41.2° | 39.5° | 39.0° | 38.9° | 39.0° | 39.8° | 41.7° |
| Beat VMG | 3.24 | 3.92 | 4.37 | 4.57 | 4.64 | 4.67 | 4.64 | 4.52 |
| 52° | 4.91 | 5.78 | 6.26 | 6.47 | 6.56 | 6.60 | 6.64 | 6.60 |
| 60° | 5.15 | 5.98 | 6.42 | 6.63 | 6.74 | 6.79 | 6.86 | 6.86 |
| 75° | 5.29 | 6.11 | 6.55 | 6.80 | 6.97 | 7.07 | 7.19 | 7.27 |
| 90° | 5.17 | 6.04 | 6.61 | 6.97 | 7.24 | 7.45 | 7.71 | 7.89 |
| 110° | 4.98 | 6.03 | 6.64 | 7.04 | 7.39 | 7.72 | 8.43 | 9.30 |
| 120° | 4.71 | 5.86 | 6.52 | 6.94 | 7.31 | 7.67 | 8.45 | 9.81 |
| 135° | 4.17 | 5.23 | 6.16 | 6.66 | 7.04 | 7.39 | 8.13 | 9.17 |
| 150° | 3.53 | 4.55 | 5.42 | 6.22 | 6.68 | 7.04 | 7.70 | 8.47 |
| Run VMG | 3.05 | 3.94 | 4.72 | 5.46 | 6.09 | 6.55 | 7.23 | 7.86 |
| Gybe Angles | 145.1° | 150.5° | 154.6° | 157.7° | 173.0° | 178.4° | 179.3° | 179.3° |
APH ToD:616.7CDL: 7.478APH ToT: 0.9729CertNo:IKT-61.01
BOATClassYamaha 30RADesignerYamahaBuilderYAMAHAAge date09.1989Series date09.1989Offset fileJCBIY16s+.offData fileRU-IKT-61-BlueMarlin
HULLLength Overall8.960 mMaximum Beam3.314 mDraft1.767 mDisplacement3 270 kgDLR8.0945IMS DivisionPerformanceDynamic Allowance0.030%Age Allowance0.487%
PROPELLERInstallationShaft exposedTypeFolding 2 bladesDiameter0.380m
CREWMaximum weight447 kg(default)Minimum weight317 kg
* when appliedNon Manual PowerCrew Arm Extension
SAIL AREAS
(m²)
MeasuredRatedMainsail30.1830.79Headsail Luffed25.8325.83Headsail FlyingSymmetric65.3365.33Asymmetric
STORM SAIL AREAS
(m²)
Trysail8.92Storm Jib3.66Heavy Weather Jib9.87
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)ClassYamaha 30RAMeasurement03.09.2018HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA8.960Max. Beam3.314Draft1.767Displacement3 270Wetted area18.23IMS L7.782LSM07.391Acc. length9.410Sink (kg/mm)
13.17
VCGD0.063VCGM0.051RM Rated
(kg·m)
66.0Limit of positive stability(°)
N/AStability IndexN/ADefault crew weight447Declared crew weightN/A
PROPELLERPropeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.380PBW0.100PIPA0.0052
PSD0.025PHD0.072PHL0.160
PSA21.0°ESL0.820
ST10.023ST20.100ST30.100
ST40.050ST50.180
RIGForestay tensionInner stayMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footRunners/Checkstays1Spreaders1Rotating mastNo
P11.930IG11.200ISP1.500MDT10.186MDL10.186MDT20.100MDL20.100TL1.500MW13.200GO0.000
E4.270J3.240BAS1.220FSDSFJ0.150SPL3.170WPLTPS3.200BD0.150MWTMCG
Flying Headsail Foretriangles
IdISPTPS
FLOTATION AND STABILITYCalculation methodRM estimatedFlotation Date29.05.2021
SFFP0.570FFM1.100FF1.107LCFcl4.965SG1.0000
SAFP8.264FAM0.850FA0.856LCFsh5.235HBI0.963
INVENTORYFixed Ballast Total0
Total deductible
Total deductible
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MAINSAILIdMHBMUWMTWMHWMQWAreaMeas.DateCommentmain20.250.931.612.703.5530.1800.140.781.572.703.4029.34
MIZZENIdMHBMUWMTWMHWMQWAreaMeas.DateComment
HEADSAILIdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment30.000.601.152.353.554.7710.90NoNo 25.8320.070.531.032.133.314.4810.40NoNo 22.7710.101.805.77NoNo 5.45
SYMMETRIC SPINNAKERIdSLUSLESLSHWSFLAreaMeas.DateComment012.6412.6412.646.246.0565.33010.7110.7110.716.486.0457.05010.6310.6310.636.026.0253.33
ASYMMETRIC SPINNAKERIdSLUSLESLSHWSFLRatioAreaMeas.DateComment
MIZZEN STAYSAILIdYSHFYSHWYSFLAreaMeas.DateComment
QUADRILATERALIdQLEQHLQFLQCDQLMMastAreaMeas.DateComment