Club Certificate2025
XSEST 790
Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
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 Angles42.8°42.8°40.8°38.9°37.6°37.4°37.4°38.2°40.7°
Beat VMG2.293.143.794.244.464.534.574.574.43
52°3.554.765.575.996.196.286.346.406.38
60°3.805.005.756.126.346.466.546.636.64
75°3.945.145.866.246.506.716.867.037.11
90°3.925.206.016.406.596.817.067.467.71
110°3.955.246.086.536.907.247.528.048.63
120°3.795.085.956.456.877.297.778.8910.08
135°3.324.575.546.196.627.047.509.2512.15
150°2.673.834.885.716.266.667.068.0510.73
Run VMG2.313.324.235.005.656.126.507.239.29
Gybe Angles146.5°146.5°151.4°157.3°165.4°173.6°177.2°175.7°142.7°
APH ToD:623.7CDL: 6.765APH ToT: 0.9621CertNo:131x79
BOAT
ClassX-79 ODDesignerJEPPESENBuilderAge date01/1981Series date01/1979Offset fileX79.OD+.OFFData fileSWE131 X79 Harriet
HULL
Length Overall7.927 mMaximum Beam2.860 mDraft1.368 mDisplacement1,632 kgDLR7.3309IMS DivisionPerformanceDynamic Allowance0.180%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight370 kg(declared)Minimum weight240 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail21.5622.09Headsail Luffed13.4713.47Headsail FlyingSymmetric48.3848.38Asymmetric
STORM SAIL AREAS (m²)
Trysail5.96Storm Jib4.25Heavy Weather Jib11.46
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
Ex SWE131 Harriet Kaal koos päramootoriga
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
XSEST 790
Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
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 VMG1572.11147.7950.4848.8807.6794.2787.2788.1813.6
52°1012.8756.9646.9601.3581.6573.2567.6562.2564.3
60°948.0719.9626.3588.0568.0557.3550.8543.1542.2
75°914.2700.0614.0576.6553.5536.6525.2511.8506.1
90°918.2692.5598.5562.9545.9528.6510.0482.7466.9
110°911.7687.0592.6551.3521.4497.4478.5447.9417.1
120°951.1709.2604.7557.9523.9494.0463.2404.9357.2
135°1084.9787.3649.6582.0544.1511.5480.0389.4296.2
150°1349.6938.8738.3630.3574.7540.2510.0447.4335.6
Run VMG1560.51084.1851.4720.7636.7588.0554.2498.0387.5
Selected Courses
Windward / Leeward1564.61115.9900.9784.8722.2691.1670.7643.1600.5
All purpose1176.4859.7714.4642.5604.5581.8563.8533.1500.0
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward756.90.7927
All purpose623.70.9621
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low787.10.7623
Triple Number Coastal/Long Distance Medium620.60.9668
Triple Number Coastal/Long Distance High556.81.0776
Triple Number Windward/Leeward Low1008.40.5950
Triple Number Windward/Leeward Medium750.20.7998
Triple Number Windward/Leeward High665.40.9017
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance675.60.8881
Triple Number Coastal/Long Distance Low787.10.7623
Triple Number Coastal/Long Distance Medium620.60.9668
Triple Number Coastal/Long Distance High556.81.0776
Triple Number Windward/Leeward Low1008.40.5950
Triple Number Windward/Leeward Medium750.20.7998
Triple Number Windward/Leeward High665.40.9017
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1656.11112.7849.1715.1642.4603.1568.7506.9471.9
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6858
Downwind "popa"0.8514
70% up, 30% down "Ilhabela"0.7283
30% up, 70% down "Ilhabela-inverso"0.7939
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low787.10.7623
Triple Number Coastal/Long Distance Medium620.60.9668
Triple Number Coastal/Long Distance High556.81.0776
Triple Number Windward/Leeward Low1008.40.5950
Triple Number Windward/Leeward Medium750.20.7998
Triple Number Windward/Leeward High665.40.9017
Predominantly Upwind677.10.8861
Predominantly Downwind627.70.9559
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low787.10.7623
Triple Number AP Medium620.70.9667
Triple Number AP High556.81.0776
Triple Number Windward/Leeward Low1052.60.5700
Triple Number Windward/Leeward Medium750.20.7998
Triple Number Windward/Leeward High665.40.9017
Single Number Predominant Upwind702.40.8543
Single Number Predominant Reaching618.60.9699
Single Number Predominant Downwind651.10.9216
Predominant Upwind - Low946.60.6338
Predominant Upwind - Low/Med734.70.8166
Predominant Upwind - Medium657.70.9123
Predominant Upwind - Med/High619.90.9679
Predominant Upwind - High599.71.0005
Predominant Downwind Low940.10.6382
Predominant Downwind Low/Med705.60.8503
Predominant Downwind Medium608.10.9867
Predominant Downwind Med/High542.51.1060
Predominant Downwind High486.71.2329
Predominant Reaching Low838.10.7159
Predominant Reaching Low/Med654.70.9165
Predominant Reaching Medium585.31.0251
Predominant Reaching Med/High537.71.1159
Predominant Reaching High497.01.2073
SA/DSPL Upwind25.23SA/DSPL Downwind50.38
Scoring OptionTODTOT
5-Band Windward/Leeward Low1174.70.5107
5-Band Windward/Leeward Low/Med865.20.6934
5-Band Windward/Leeward Medium738.00.8130
5-Band Windward/Leeward Med/High673.80.8905
5-Band Windward/Leeward High640.50.9368
Windward/Leeward 60-40 Low1180.70.5082
Windward/Leeward 60-40 Low/Med876.70.6844
Windward/Leeward 60-40 Medium754.90.7948
Windward/Leeward 60-40 Med/High697.10.8607
Windward/Leeward 60-40 High670.90.8944
5-Band AP Low863.60.6948
5-Band AP Low/Med694.20.8643
5-Band AP Medium612.70.9792
5-Band AP Med/High565.11.0618
5-Band AP High532.71.1264
5-Band SF Bay Tour - Low1014.20.5916
5-Band SF Bay Tour - Low/Med830.20.7227
5-Band SF Bay Tour - Medium716.70.8372
5-Band SF Bay Tour - Med/High658.40.9112
5-Band SF Bay Tour - High624.80.9603
Chicago-Mac Upwind0.8308
Chicago-Mac All Purpose0.8616
Chicago-Mac Downwind0.8884
Bayview-Mac Cove Island0.6386
Bayview-Mac Shore0.6433
Harvest Moon Regatta542.11.1069
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance675.60.8881
Triple Number Coastal/Long Distance Low787.10.7623
Triple Number Coastal/Long Distance Medium620.60.9668
Triple Number Coastal/Long Distance High556.81.0776
Triple Number Windward/Leeward Low1008.40.5950
Triple Number Windward/Leeward Medium750.20.7998
Triple Number Windward/Leeward High665.40.9017
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1656.11112.7849.1715.1642.4603.1568.7506.9471.9
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance675.60.8881
Triple Number Coastal/Long Distance Low787.10.7623
Triple Number Coastal/Long Distance Medium620.60.9668
Triple Number Coastal/Long Distance High556.81.0776
Triple Number Windward/Leeward Low1008.40.5950
Triple Number Windward/Leeward Medium750.20.7998
Triple Number Windward/Leeward High665.40.9017
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1656.11112.7849.1715.1642.4603.1568.7506.9471.9
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance675.6
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1656.11112.7849.1715.1642.4603.1568.7506.9471.9
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low787.10.7623
Triple Number Coastal/Long Distance Medium620.60.9668
Triple Number Coastal/Long Distance High556.81.0776
Triple Number Windward/Leeward Low1008.40.5950
Triple Number Windward/Leeward Medium750.20.7998
Triple Number Windward/Leeward High665.40.9017
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating675.60.8881
FinRating, kevyt tuuli1152.50.8677
FinRating, kova tuuli531.50.9407
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low787.10.7623
Triple Number Coastal/Long Distance Medium620.60.9668
Triple Number Coastal/Long Distance High556.81.0776
Triple Number Windward/Leeward Low1008.40.5950
Triple Number Windward/Leeward Medium750.20.7998
Triple Number Windward/Leeward High665.40.9017
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8881
Triple Number Coastal/Long Distance Low0.7623
Triple Number Coastal/Long Distance Medium0.9668
Triple Number Coastal/Long Distance High1.0776
Triple Number Windward/Leeward Low0.5950
Triple Number Windward/Leeward Medium0.7998
Triple Number Windward/Leeward High0.9017
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1656.11112.7849.1715.1642.4603.1568.7506.9471.9
For information
General Purpose Handicap (GPH)696.8
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance675.60.8881
Triple Number Coastal/Long Distance Low787.10.7623
Triple Number Coastal/Long Distance Medium620.60.9668
Triple Number Coastal/Long Distance High556.81.0776
Triple Number Windward/Leeward Low1008.40.5950
Triple Number Windward/Leeward Medium750.20.7998
Triple Number Windward/Leeward High665.40.9017
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1656.11112.7849.1715.1642.4603.1568.7506.9471.9
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low787.10.7623
Triple Number Coastal/Long Distance Medium620.60.9668
Triple Number Coastal/Long Distance High556.81.0776
Triple Number Windward/Leeward Low1008.40.5950
Triple Number Windward/Leeward Medium750.20.7998
Triple Number Windward/Leeward High665.40.9017
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance675.60.8881
Triple Number Coastal/Long Distance Low787.10.7623
Triple Number Coastal/Long Distance Medium620.60.9668
Triple Number Coastal/Long Distance High556.81.0776
Triple Number Windward/Leeward Low1008.40.5950
Triple Number Windward/Leeward Medium750.20.7998
Triple Number Windward/Leeward High665.40.9017
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1656.11112.7849.1715.1642.4603.1568.7506.9471.9
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance675.60.8881
Triple Number Coastal/Long Distance Low787.10.7623
Triple Number Coastal/Long Distance Medium620.60.9668
Triple Number Coastal/Long Distance High556.81.0776
Triple Number Windward/Leeward Low1008.40.5950
Triple Number Windward/Leeward Medium750.20.7998
Triple Number Windward/Leeward High665.40.9017
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1656.11112.7849.1715.1642.4603.1568.7506.9471.9
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low787.1
Triple Number Coastal/Long Distance Medium620.6
Triple Number Coastal/Long Distance High556.8
Triple Number Windward/Leeward Low1008.4
Triple Number Windward/Leeward Medium750.2
Triple Number Windward/Leeward High665.4
Predominantly Upwind677.1
Predominantly Downwind627.7
Predominantly Reaching606.6
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance675.60.8881
Triple Number Coastal/Long Distance Low787.10.7623
Triple Number Coastal/Long Distance Medium620.60.9668
Triple Number Coastal/Long Distance High556.81.0776
Triple Number Windward/Leeward Low1008.40.5950
Triple Number Windward/Leeward Medium750.20.7998
Triple Number Windward/Leeward High665.40.9017
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1656.11112.7849.1715.1642.4603.1568.7506.9471.9
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7623
Triple Number Coastal/Long Distance Medium0.9668
Triple Number Coastal/Long Distance High1.0776
Triple Number Windward/Leeward Low0.5950
Triple Number Windward/Leeward Medium0.7998
Triple Number Windward/Leeward High0.9017
Coastal/Long Distance0.8881
Predominantly Upwind0.8861
Predominantly Downwind0.9559
For information
General Purpose Handicap (GPH)696.8
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9621
Distanseseilas Trippeltall svak vind0.7623
Distanseseilas Trippeltall mellomvind0.9668
Distanseseilas Trippeltall sterk vind1.0776
Pølsebane Trippeltall svak vind0.5950
Pølsebane Trippeltall mellomvind0.7998
Pølsebane Trippeltall sterk vind0.9017
Motvind Singeltall0.8861
Medvind Singeltall0.9559
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low787.10.7623
Triple Number Coastal/Long Distance Medium620.60.9668
Triple Number Coastal/Long Distance High556.81.0776
Triple Number Windward/Leeward Low1008.40.5950
Triple Number Windward/Leeward Medium750.20.7998
Triple Number Windward/Leeward High665.40.9017
Coastal/Long Distance675.60.8881
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind677.10.8861
Predominantly Downwind627.70.9559
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore613.30.9783
Cape Doctor Coastal509.91.1767
Triple Number Coastal/Long Distance Low787.10.7623
Triple Number Coastal/Long Distance Medium620.60.9668
Triple Number Coastal/Long Distance High556.81.0776
Triple Number Windward/Leeward Low1008.40.5950
Triple Number Windward/Leeward Medium750.20.7998
Triple Number Windward/Leeward High665.40.9017
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7623
Triple Number Coastal/Long Distance Medium0.9668
Triple Number Coastal/Long Distance High1.0776
Triple Number Windward/Leeward Low0.5950
Triple Number Windward/Leeward Medium0.7998
Triple Number Windward/Leeward High0.9017
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7623
Triple Number Coastal/Long Distance Medium0.9668
Triple Number Coastal/Long Distance High1.0776
Triple Number Windward/Leeward Low0.5950
Triple Number Windward/Leeward Medium0.7998
Triple Number Windward/Leeward High0.9017
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance675.60.8881
Triple Number Coastal/Long Distance Low787.10.7623
Triple Number Coastal/Long Distance Medium620.60.9668
Triple Number Coastal/Long Distance High556.81.0776
Triple Number Windward/Leeward Low1008.40.5950
Triple Number Windward/Leeward Medium750.20.7998
Triple Number Windward/Leeward High665.40.9017
Predominantly Upwind677.10.8861
Predominantly Downwind627.70.9559
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1656.11112.7849.1715.1642.4603.1568.7506.9471.9
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance675.60.8881
Triple Number Coastal/Long Distance Low787.10.7623
Triple Number Coastal/Long Distance Medium620.60.9668
Triple Number Coastal/Long Distance High556.81.0776
Triple Number Windward/Leeward Low1008.40.5950
Triple Number Windward/Leeward Medium750.20.7998
Triple Number Windward/Leeward High665.40.9017
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1656.11112.7849.1715.1642.4603.1568.7506.9471.9
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low787.10.7623
Triple Number AP Medium620.70.9667
Triple Number AP High556.81.0776
Triple Number Windward/Leeward Low1052.60.5700
Triple Number Windward/Leeward Medium750.20.7998
Triple Number Windward/Leeward High665.40.9017
Single Number Predominant Upwind702.40.8543
Single Number Predominant Reaching618.60.9699
Single Number Predominant Downwind651.10.9216
Predominant Upwind - Low946.60.6338
Predominant Upwind - Low/Med734.70.8166
Predominant Upwind - Medium657.70.9123
Predominant Upwind - Med/High619.90.9679
Predominant Upwind - High599.71.0005
Predominant Downwind Low940.10.6382
Predominant Downwind Low/Med705.60.8503
Predominant Downwind Medium608.10.9867
Predominant Downwind Med/High542.51.1060
Predominant Downwind High486.71.2329
Predominant Reaching Low838.10.7159
Predominant Reaching Low/Med654.70.9165
Predominant Reaching Medium585.31.0251
Predominant Reaching Med/High537.71.1159
Predominant Reaching High497.01.2073
SA/DSPL Upwind25.23SA/DSPL Downwind50.38
Scoring OptionTODTOT
5-Band Windward/Leeward Low1174.70.5107
5-Band Windward/Leeward Low/Med865.20.6934
5-Band Windward/Leeward Medium738.00.8130
5-Band Windward/Leeward Med/High673.80.8905
5-Band Windward/Leeward High640.50.9368
Windward/Leeward 60-40 Low1180.70.5082
Windward/Leeward 60-40 Low/Med876.70.6844
Windward/Leeward 60-40 Medium754.90.7948
Windward/Leeward 60-40 Med/High697.10.8607
Windward/Leeward 60-40 High670.90.8944
5-Band AP Low863.60.6948
5-Band AP Low/Med694.20.8643
5-Band AP Medium612.70.9792
5-Band AP Med/High565.11.0618
5-Band AP High532.71.1264
5-Band SF Bay Tour - Low1014.20.5916
5-Band SF Bay Tour - Low/Med830.20.7227
5-Band SF Bay Tour - Medium716.70.8372
5-Band SF Bay Tour - Med/High658.40.9112
5-Band SF Bay Tour - High624.80.9603
Chicago-Mac Upwind0.8308
Chicago-Mac All Purpose0.8616
Chicago-Mac Downwind0.8884
Bayview-Mac Cove Island0.6386
Bayview-Mac Shore0.6433
Harvest Moon Regatta542.11.1069
Club Certificate2025
XSEST 790
Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassX-79 ODMeasurement20/05/2019HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.927Max. Beam2.860Draft1.368Displacement1,632Wetted area12.50IMS L6.693LSM06.060Acc. length7.927Sink (kg/mm) 9.43
VCGD-0.043VCGM0.043RM Rated (kg·m) 36.1Limit of positive stability(°) N/AStability IndexN/ADefault crew weight337Declared crew weight370
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays2CheckstaysSpreaders1Rotating mastNo
P9.750IG9.210ISP9.450MDT10.080MDL10.120MDT20.052MDL20.065TL1.900MW0.120GO0.120
E3.490J2.750BAS1.190FSD0.000SFJ0.000SPL3.400WPLTPS3.450BD0.115MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date17/08/2025
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
XSEST 790
Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.721.161.562.282.8921.5627/07/2022
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment00.090.450.831.512.142.709.25YesNo 13.4718/09/2024J1 '2410.060.340.661.291.942.598.77YesNo 11.4127/07/202220.060.330.631.261.942.638.77YesNo 11.3531/07/2022
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment19.269.269.266.495.3948.3827/07/2022