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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 | 43.3° | 41.5° | 39.6° | 37.7° | 36.6° | 36.2° | 36.1° | 36.7° |
| Beat VMG | 3.42 | 4.11 | 4.61 | 4.95 | 5.15 | 5.25 | 5.32 | 5.30 |
| 52° | 5.20 | 6.08 | 6.57 | 6.84 | 7.03 | 7.16 | 7.28 | 7.33 |
| 60° | 5.47 | 6.29 | 6.71 | 6.97 | 7.17 | 7.32 | 7.50 | 7.58 |
| 75° | 5.65 | 6.42 | 6.82 | 7.09 | 7.31 | 7.51 | 7.81 | 8.00 |
| 90° | 5.54 | 6.38 | 6.86 | 7.20 | 7.47 | 7.69 | 7.98 | 8.34 |
| 110° | 5.33 | 6.35 | 6.89 | 7.24 | 7.56 | 7.87 | 8.48 | 9.07 |
| 120° | 5.13 | 6.18 | 6.78 | 7.15 | 7.47 | 7.78 | 8.46 | 9.28 |
| 135° | 4.58 | 5.65 | 6.43 | 6.89 | 7.22 | 7.53 | 8.20 | 9.05 |
| 150° | 3.86 | 4.93 | 5.82 | 6.49 | 6.91 | 7.23 | 7.82 | 8.52 |
| Run VMG | 3.34 | 4.27 | 5.06 | 5.76 | 6.36 | 6.80 | 7.41 | 7.98 |
| Gybe Angles | 144.7° | 150.1° | 153.7° | 160.8° | 175.0° | 179.0° | 179.2° | 179.0° |
APH ToD:582.6CDL: 8.510APH ToT: 1.0299CertNo:0324.2
BOATClassYAMAHA 34 S/S-L-TDDesignerYAMAHABuilderYAMAHAAge date01.1990Series date01.1989Offset fileJCBYM34S-RU.OFFData fileRU0324 LASTOCHKA
HULLLength Overall10.300 mMaximum Beam3.444 mDraft1.917 mDisplacement5 151 kgDLR9.1721IMS DivisionCruiser/RacerDynamic Allowance0.180%Age Allowance0.487%
PROPELLERInstallationShaft exposedTypeFeathering 2 bladesDiameter0.410m
CREWMaximum weight550 kg(declared)Minimum weight420 kg
* when appliedNon Manual PowerCrew Arm Extension
SAIL AREAS
(m²)
MeasuredRatedMainsail36.8937.60Headsail Luffed32.7832.78Headsail FlyingSymmetric63.8163.81Asymmetric
STORM SAIL AREAS
(m²)
Trysail10.98Storm Jib7.56Heavy Weather Jib20.40
SAIL LIMITSHeadsails1
Spinnakers4
STABILITYRighting MomentN/AStability IndexN/A
COMMENTSEx LAGUNA (2012-2019)
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 34 S/S-L-TDMeasurement28.08.2012HINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA10.300Max. Beam3.444Draft1.917Displacement5 151Wetted area22.31IMS L8.591LSM08.250Acc. length10.300Sink (kg/mm)
15.98
VCGD-0.888VCGM-0.853RM Rated
(kg·m)
172.7Limit of positive stability(°)
N/AStability IndexN/ADefault crew weight523Declared crew weight550
PROPELLERPropeller TypeFeathering 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.410PBW0.135PIPA0.0036
PSD0.025PHD0.060PHL0.120
PSA17.0°ESL0.725
ST10.023ST20.088ST30.098
ST40.053ST50.170
RIGForestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footRunners/Checkstays0Spreaders2Rotating mastNo
P13.340IG12.290ISP12.390MDT10.109MDL10.173MDT20.075MDL20.097TL2.650MW0.168GO0.168
E4.700J3.650BAS1.360FSD0.030SFJ0.150SPL3.650WPLTPSBD0.139MWT128.00MCG5.150
Flying Headsail Foretriangles
IdISPTPS
FLOTATION AND STABILITYCalculation methodPoles incliningFlotation Date25.09.2023
W110.0W220.0W330.0W440.0
PD124.2PD240.2PD361.9PD483.0
WD10.030PLM2048.00GSA19.2RSA6350.0RM180.9
INVENTORYFixed Ballast Total0
Total deductible
Total deductible
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MAINSAILIdMHBMUWMTWMHWMQWAreaMeas.DateComment10.140.991.762.933.9336.8901.07.2020
MIZZENIdMHBMUWMTWMHWMQWAreaMeas.DateComment
HEADSAILIdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment20.070.691.502.684.045.5011.96NoNo 32.7801.07.2020
SYMMETRIC SPINNAKERIdSLUSLESLSHWSFLAreaMeas.DateComment312.4512.4512.456.156.1563.8128.06.2009
ASYMMETRIC SPINNAKERIdSLUSLESLSHWSFLRatioAreaMeas.DateComment
MIZZEN STAYSAILIdYSHFYSHWYSFLAreaMeas.DateComment
QUADRILATERALIdQLEQHLQFLQCDQLMMastAreaMeas.DateComment
CRUISER/RACER REQUIREMENTS*Accommodation length10.3 mTable area0.44 m²Headroom1.72 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity86 lMinimum number of seats in cockpit
4
Food stowage0.24 m³Fuel capacity56 l
*This list refers to the calculated requirements. See IMS Appendix 1 for the complete list of requirements.