Club Certificate2025
PRESTOLTU 1289
Lithuanian Yachting Union
A.Goštauto g. 40 A
LT-03163, Vilnius
Lithuania
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 Angles43.1°43.1°40.9°39.1°38.6°38.8°39.4°40.4°43.0°
Beat VMG2.443.364.074.514.634.674.704.674.49
52°3.815.115.986.456.606.676.726.766.70
60°4.085.376.196.636.826.926.997.087.05
75°4.245.546.326.787.147.337.477.667.72
90°4.365.736.576.957.207.637.938.298.51
110°4.435.836.747.337.768.138.479.009.57
120°4.295.716.677.357.988.468.999.9610.76
135°3.675.126.246.957.618.359.2611.4313.57
150°3.054.325.426.296.937.488.1010.5714.16
Run VMG2.643.744.705.456.026.487.019.1612.27
Gybe Angles143.5°143.5°147.9°150.3°153.0°151.0°146.5°141.5°147.2°
APH ToD:573.8CDL: 7.641APH ToT: 1.0457CertNo:LT1289
BOAT
ClassRS 280DesignerUAB PlastolitasBuilderUAB PlastolitasAge date04/2002Series date06/1998Offset fileRS280.OFFData filePresto LTU1206
HULL
Length Overall8.300 mMaximum Beam2.656 mDraft1.713 mDisplacement1,735 kgDLR4.2405IMS DivisionSportboatDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight430 kg(declared)Minimum weight300 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail25.8026.67Headsail Luffed18.5818.58Headsail FlyingSymmetricAsymmetric79.4079.40 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS (m²)
Trysail6.85Storm Jib5.58Heavy Weather Jib15.05
SAIL LIMITS
Headsails5
✱ One set on the forestay
Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
1860
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
PRESTOLTU 1289
Lithuanian Yachting Union
A.Goštauto g. 40 A
LT-03163, Vilnius
Lithuania
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 VMG1477.61072.4884.8798.8777.7770.5766.7771.6802.5
52°943.8705.1601.6558.0545.8539.9535.8532.5537.7
60°883.0670.4581.8542.7528.0520.6514.9508.7510.3
75°850.0650.1569.2531.3504.3490.9481.7470.2466.1
90°825.2627.7547.7517.6499.8471.8454.0434.3422.9
110°812.8617.3534.5491.3464.0442.7425.1400.0376.1
120°839.3630.8539.9490.1451.1425.6400.3361.4334.7
135°979.6703.5576.5518.0472.9431.0388.8314.9265.2
150°1181.2832.7663.9572.0519.6481.4444.7340.4254.2
Run VMG1364.4961.6766.6660.3597.9555.6513.4393.1293.5
Selected Courses
Windward / Leeward1420.51017.0825.7729.5687.8663.1640.1582.3548.0
All purpose1070.3783.8653.2590.4559.3537.4518.4481.5460.1
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward711.40.8434
All purpose573.81.0457
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium572.01.0489
Triple Number Coastal/Long Distance High509.31.1780
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High624.20.9613
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance623.80.9618
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium572.01.0489
Triple Number Coastal/Long Distance High509.31.1780
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High624.20.9613
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1495.71011.4777.2660.5597.8558.8522.5454.9430.9
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7189
Downwind "popa"0.9442
70% up, 30% down "Ilhabela"0.7743
30% up, 70% down "Ilhabela-inverso"0.8630
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium572.01.0489
Triple Number Coastal/Long Distance High509.31.1780
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High624.20.9613
Predominantly Upwind631.60.9500
Predominantly Downwind569.31.0540
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low718.50.8351
Triple Number AP Medium572.11.0488
Triple Number AP High509.31.1780
Triple Number Windward/Leeward Low961.70.6239
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High624.20.9613
Single Number Predominant Upwind654.40.9168
Single Number Predominant Reaching561.51.0685
Single Number Predominant Downwind588.21.0201
Predominant Upwind - Low872.90.6873
Predominant Upwind - Low/Med680.30.8819
Predominant Upwind - Medium614.90.9758
Predominant Upwind - Med/High580.81.0331
Predominant Upwind - High562.11.0674
Predominant Downwind Low846.20.7091
Predominant Downwind Low/Med640.50.9367
Predominant Downwind Medium554.41.0822
Predominant Downwind Med/High484.31.2388
Predominant Downwind High421.61.4231
Predominant Reaching Low761.30.7881
Predominant Reaching Low/Med597.21.0047
Predominant Reaching Medium533.01.1257
Predominant Reaching Med/High482.01.2449
Predominant Reaching High444.91.3487
SA/DSPL Upwind30.68SA/DSPL Downwind72.72
Scoring OptionTODTOT
5-Band Windward/Leeward Low1070.20.5607
5-Band Windward/Leeward Low/Med799.60.7504
5-Band Windward/Leeward Medium698.00.8596
5-Band Windward/Leeward Med/High638.20.9402
5-Band Windward/Leeward High586.41.0232
Windward/Leeward 60-40 Low1081.50.5548
Windward/Leeward 60-40 Low/Med812.90.7381
Windward/Leeward 60-40 Medium716.00.8380
Windward/Leeward 60-40 Med/High664.40.9031
Windward/Leeward 60-40 High624.30.9610
5-Band AP Low784.20.7651
5-Band AP Low/Med636.40.9428
5-Band AP Medium565.21.0617
5-Band AP Med/High518.81.1564
5-Band AP High484.21.2392
5-Band SF Bay Tour - Low927.00.6473
5-Band SF Bay Tour - Low/Med766.00.7833
5-Band SF Bay Tour - Medium672.50.8921
5-Band SF Bay Tour - Med/High618.00.9708
5-Band SF Bay Tour - High574.51.0443
Chicago-Mac Upwind0.8928
Chicago-Mac All Purpose0.9378
Chicago-Mac Downwind0.9806
Bayview-Mac Cove Island0.6975
Bayview-Mac Shore0.7019
Harvest Moon Regatta485.01.2371
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance623.80.9618
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium572.01.0489
Triple Number Coastal/Long Distance High509.31.1780
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High624.20.9613
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1495.71011.4777.2660.5597.8558.8522.5454.9430.9
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance623.80.9618
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium572.01.0489
Triple Number Coastal/Long Distance High509.31.1780
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High624.20.9613
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1495.71011.4777.2660.5597.8558.8522.5454.9430.9
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance623.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1495.71011.4777.2660.5597.8558.8522.5454.9430.9
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium572.01.0489
Triple Number Coastal/Long Distance High509.31.1780
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High624.20.9613
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating623.80.9618
FinRating, kevyt tuuli1047.40.9547
FinRating, kova tuuli484.71.0315
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium572.01.0489
Triple Number Coastal/Long Distance High509.31.1780
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High624.20.9613
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9618
Triple Number Coastal/Long Distance Low0.8351
Triple Number Coastal/Long Distance Medium1.0489
Triple Number Coastal/Long Distance High1.1780
Triple Number Windward/Leeward Low0.6512
Triple Number Windward/Leeward Medium0.8486
Triple Number Windward/Leeward High0.9613
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1495.71011.4777.2660.5597.8558.8522.5454.9430.9
For information
General Purpose Handicap (GPH)639.9
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance623.80.9618
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium572.01.0489
Triple Number Coastal/Long Distance High509.31.1780
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High624.20.9613
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1495.71011.4777.2660.5597.8558.8522.5454.9430.9
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium572.01.0489
Triple Number Coastal/Long Distance High509.31.1780
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High624.20.9613
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance623.80.9618
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium572.01.0489
Triple Number Coastal/Long Distance High509.31.1780
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High624.20.9613
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1495.71011.4777.2660.5597.8558.8522.5454.9430.9
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance623.80.9618
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium572.01.0489
Triple Number Coastal/Long Distance High509.31.1780
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High624.20.9613
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1495.71011.4777.2660.5597.8558.8522.5454.9430.9
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low718.5
Triple Number Coastal/Long Distance Medium572.0
Triple Number Coastal/Long Distance High509.3
Triple Number Windward/Leeward Low921.4
Triple Number Windward/Leeward Medium707.0
Triple Number Windward/Leeward High624.2
Predominantly Upwind631.6
Predominantly Downwind569.3
Predominantly Reaching549.4
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance623.80.9618
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium572.01.0489
Triple Number Coastal/Long Distance High509.31.1780
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High624.20.9613
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1495.71011.4777.2660.5597.8558.8522.5454.9430.9
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8351
Triple Number Coastal/Long Distance Medium1.0489
Triple Number Coastal/Long Distance High1.1780
Triple Number Windward/Leeward Low0.6512
Triple Number Windward/Leeward Medium0.8486
Triple Number Windward/Leeward High0.9613
Coastal/Long Distance0.9618
Predominantly Upwind0.9500
Predominantly Downwind1.0540
For information
General Purpose Handicap (GPH)639.9
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0457
Distanseseilas Trippeltall svak vind0.8351
Distanseseilas Trippeltall mellomvind1.0489
Distanseseilas Trippeltall sterk vind1.1780
Pølsebane Trippeltall svak vind0.6512
Pølsebane Trippeltall mellomvind0.8486
Pølsebane Trippeltall sterk vind0.9613
Motvind Singeltall0.9500
Medvind Singeltall1.0540
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium572.01.0489
Triple Number Coastal/Long Distance High509.31.1780
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High624.20.9613
Coastal/Long Distance623.80.9618
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind631.60.9500
Predominantly Downwind569.31.0540
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore558.31.0747
Cape Doctor Coastal466.51.2862
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium572.01.0489
Triple Number Coastal/Long Distance High509.31.1780
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High624.20.9613
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8351
Triple Number Coastal/Long Distance Medium1.0489
Triple Number Coastal/Long Distance High1.1780
Triple Number Windward/Leeward Low0.6512
Triple Number Windward/Leeward Medium0.8486
Triple Number Windward/Leeward High0.9613
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8351
Triple Number Coastal/Long Distance Medium1.0489
Triple Number Coastal/Long Distance High1.1780
Triple Number Windward/Leeward Low0.6512
Triple Number Windward/Leeward Medium0.8486
Triple Number Windward/Leeward High0.9613
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance623.80.9618
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium572.01.0489
Triple Number Coastal/Long Distance High509.31.1780
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High624.20.9613
Predominantly Upwind631.60.9500
Predominantly Downwind569.31.0540
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1495.71011.4777.2660.5597.8558.8522.5454.9430.9
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance623.80.9618
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium572.01.0489
Triple Number Coastal/Long Distance High509.31.1780
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High624.20.9613
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1495.71011.4777.2660.5597.8558.8522.5454.9430.9
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low718.50.8351
Triple Number AP Medium572.11.0488
Triple Number AP High509.31.1780
Triple Number Windward/Leeward Low961.70.6239
Triple Number Windward/Leeward Medium707.00.8486
Triple Number Windward/Leeward High624.20.9613
Single Number Predominant Upwind654.40.9168
Single Number Predominant Reaching561.51.0685
Single Number Predominant Downwind588.21.0201
Predominant Upwind - Low872.90.6873
Predominant Upwind - Low/Med680.30.8819
Predominant Upwind - Medium614.90.9758
Predominant Upwind - Med/High580.81.0331
Predominant Upwind - High562.11.0674
Predominant Downwind Low846.20.7091
Predominant Downwind Low/Med640.50.9367
Predominant Downwind Medium554.41.0822
Predominant Downwind Med/High484.31.2388
Predominant Downwind High421.61.4231
Predominant Reaching Low761.30.7881
Predominant Reaching Low/Med597.21.0047
Predominant Reaching Medium533.01.1257
Predominant Reaching Med/High482.01.2449
Predominant Reaching High444.91.3487
SA/DSPL Upwind30.68SA/DSPL Downwind72.72
Scoring OptionTODTOT
5-Band Windward/Leeward Low1070.20.5607
5-Band Windward/Leeward Low/Med799.60.7504
5-Band Windward/Leeward Medium698.00.8596
5-Band Windward/Leeward Med/High638.20.9402
5-Band Windward/Leeward High586.41.0232
Windward/Leeward 60-40 Low1081.50.5548
Windward/Leeward 60-40 Low/Med812.90.7381
Windward/Leeward 60-40 Medium716.00.8380
Windward/Leeward 60-40 Med/High664.40.9031
Windward/Leeward 60-40 High624.30.9610
5-Band AP Low784.20.7651
5-Band AP Low/Med636.40.9428
5-Band AP Medium565.21.0617
5-Band AP Med/High518.81.1564
5-Band AP High484.21.2392
5-Band SF Bay Tour - Low927.00.6473
5-Band SF Bay Tour - Low/Med766.00.7833
5-Band SF Bay Tour - Medium672.50.8921
5-Band SF Bay Tour - Med/High618.00.9708
5-Band SF Bay Tour - High574.51.0443
Chicago-Mac Upwind0.8928
Chicago-Mac All Purpose0.9378
Chicago-Mac Downwind0.9806
Bayview-Mac Cove Island0.6975
Bayview-Mac Shore0.7019
Harvest Moon Regatta485.01.2371
Club Certificate2025
PRESTOLTU 1289
Lithuanian Yachting Union
A.Goštauto g. 40 A
LT-03163, Vilnius
Lithuania
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassRS 280Measurement01/07/2014HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA8.300Max. Beam2.656Draft1.713Displacement1,735Wetted area15.17IMS L7.908LSM07.423Acc. length8.282Sink (kg/mm) 11.60
VCGD-0.007VCGM0.013RM Rated (kg·m) 44.1Limit of positive stability(°) N/AStability IndexN/ADefault crew weight450Declared crew weight430
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders2Rotating mastNo
P10.570IG10.520ISP11.930MDT10.105MDL10.159MDT20.105MDL20.120TL1.122MW0.159GO0.169
E3.700J3.000BAS1.300FSD0.024SFJ0.000SPL0.000WPLTPS4.680BD0.130MWT80.50MCG4.480
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date02/08/2024
W135.7W235.7W335.7W435.7LCFD4.900
PD1226.9PD2221.5PD3224.1PD4225.4
WD3.445PLM9000.00GSA1.0RSA1.0RM43.1
BALLAST
TANKS
INVENTORY
IdDescriptionWeight SailingLCGVCGGAIdDescriptionWeight SailingLCGVCGGAB/N2.80   
INVENTORY
Fixed Ballast Total0
Total deductible
OTHER ITEMSIdKindDescriptionWeightLCGVCGB/NBattery152.80Total deductible0
Club Certificate2025
PRESTOLTU 1289
Lithuanian Yachting Union
A.Goštauto g. 40 A
LT-03163, Vilnius
Lithuania
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentODM0.170.991.702.703.4025.80STANDARTAS
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentODJ0.100.530.971.842.703.5710.15YesNo 18.58Standartas
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentODG214.1912.0313.117.197.5895%79.40ODG112.0510.2011.135.807.2580%56.46