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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 Angles | 43.9° | 43.9° | 41.1° | 37.9° | 37.3° | 37.1° | 37.3° | 38.2° | 40.5° |
| Beat VMG | 2.44 | 3.32 | 3.94 | 4.27 | 4.44 | 4.50 | 4.53 | 4.50 | 4.36 |
| 52° | 3.89 | 5.10 | 5.78 | 5.99 | 6.16 | 6.24 | 6.29 | 6.32 | 6.29 |
| 60° | 4.21 | 5.38 | 5.97 | 6.18 | 6.32 | 6.42 | 6.49 | 6.56 | 6.53 |
| 75° | 4.45 | 5.59 | 6.12 | 6.43 | 6.59 | 6.70 | 6.83 | 6.98 | 7.03 |
| 90° | 4.43 | 5.60 | 6.17 | 6.55 | 6.86 | 7.06 | 7.19 | 7.41 | 7.57 |
| 110° | 4.23 | 5.49 | 6.24 | 6.72 | 7.08 | 7.34 | 7.59 | 8.21 | 8.80 |
| 120° | 4.08 | 5.36 | 6.17 | 6.68 | 7.16 | 7.63 | 8.03 | 8.92 | 10.09 |
| 135° | 3.54 | 4.84 | 5.80 | 6.39 | 6.88 | 7.40 | 8.09 | 10.75 | 12.62 |
| 150° | 2.92 | 4.12 | 5.13 | 5.87 | 6.37 | 6.77 | 7.19 | 9.39 | 12.75 |
| Run VMG | 2.53 | 3.57 | 4.44 | 5.08 | 5.57 | 5.93 | 6.28 | 8.13 | 11.05 |
| Gybe Angles | 144.7° | 144.7° | 148.9° | 151.0° | 156.1° | 159.5° | 158.6° | 140.9° | 145.4° |
APH ToD:613.0CDL: 6.708APH ToT: 0.9789CertNo:3153.2
BOATClassRikochet 747DesignerYuri SitnikovBuilderSpray LtdAge date04.2021Series date01.2002Offset fileRik747-24_Perm.offData fileRU3153_Katrin
HULLLength Overall7.470 mMaximum Beam2.486 mDraft1.648 mDisplacement1 434 kgDLR6.2583IMS DivisionSportboatDynamic Allowance0.000%Age Allowance0.487%
PROPELLERInstallationNo PropellerTypeN/ADiameterN/A
CREWMaximum weight342 kg(default)Minimum weight212 kg
✱ when appliedNon Manual PowerCrew Arm Extension0.00 m
SAIL AREAS
(m²)
MeasuredRatedMainsail19.5319.96Headsail Luffed15.9315.93Headsail Flying32.2030.98SymmetricAsymmetric63.7763.77
(All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS
(m²)
Trysail5.58Storm Jib4.68Heavy Weather Jib12.62
SAIL LIMITSHeadsails5Spinnakers4
STABILITYRighting Moment32.3 kg·mStability Index100.4
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)ClassRikochet 747Measurement02.06.2022HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.470Max. Beam2.486Draft1.648Displacement1 434Wetted area12.08IMS L6.635LSM06.119Acc. length7.470Sink (kg/mm)
9.38
VCGD0.043VCGM0.053RM Rated
(kg·m)
32.3Limit of positive stability(°)
107.5Stability Index100.4Default crew weight342Declared crew weightN/A
PROPELLERPropeller TypeNo Propeller
Hydro generatorNo
RIGForestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footRunning backstays0CheckstaysSpreaders2Rotating mastNo
P9.780IG9.621ISP10.626MDT10.076MDL10.128MDT2MDL2TLNo TaperMW0.128GO0.143
E3.260J3.050BAS1.046FSD0.026SFJ0.000SPLWPLTPS3.870BDMWTMCG
Flying Headsail Foretriangles
IdISPTPS
FLOTATION AND STABILITYCalculation methodPoles incliningFlotation Date02.06.2022MeasurerRUS 209
SFFP0.495FFM0.951FF0.939LCFcl4.166SG1.0000
SAFP7.226FAM0.728FA0.751LCFsh4.342HBI0.797
W124.4W224.4W324.4W424.4
PD1494.2PD2494.2PD3494.2PD4494.2
WD8.465PLM9000.00GSA1.0RSA1.0RM32.9
TANKSIdDescriptionCapacityLCGVCGSp.WghtLevel
Sailing1Plastic fixed407.470.600.8400
INVENTORYIdDescriptionWeight SailingLCGVCGGAIdDescriptionWeight SailingLCGVCGGA#Delta DT 12-242.520.00
B1Delta DT 12-242.520.00
E1Mercury F5MLHA 5 hp7.470.60
INVENTORYFixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG1Plastic fixedFuel40407.470.60Total deductible347.470.60
OTHER ITEMSIdKindDescriptionWeightLCGVCG#BatteryDelta DT 12-2482.520.00B1BatteryDelta DT 12-2492.520.00E1EngineMercury F5MLHA 5 hp277.470.60Total deductible0
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MAINSAILIdMHBMUWMTWMHWMQWAreaMeas.DateCommentM30.160.791.352.172.7419.53
MIZZENIdMHBMUWMTWMHWMQWAreaMeas.DateComment
HEADSAILIdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentZ20.040.841.643.064.285.2611.18NoYes032.2007.06.20241908780.050.821.572.974.165.0911.10NoYes030.9807.06.20242017820.020.450.881.662.463.249.63YesNo 15.9324.02.2025
SYMMETRIC SPINNAKERIdSLUSLESLSHWSFLAreaMeas.DateComment
ASYMMETRIC SPINNAKERIdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA2-1 16412912.2010.7611.486.706.53103%63.7702.06.2022A2-212.0610.3211.196.176.18100%57.5502.06.2022
MIZZEN STAYSAILIdYSHFYSHWYSFLAreaMeas.DateComment
QUADRILATERALIdQLEQHLQFLQCDQLMMastAreaMeas.DateComment