Club Certificate2025
Flevomare 01NED 8432
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°41.0°38.9°37.1°36.5°36.4°37.2°38.9°
Beat VMG2.193.033.704.194.504.614.654.654.55
52°3.364.585.465.956.246.396.476.556.54
60°3.574.805.656.096.416.636.746.876.88
75°3.694.935.756.216.596.947.207.467.58
90°3.955.266.116.566.837.067.458.148.50
110°4.055.366.256.897.487.928.339.129.95
120°3.905.226.156.817.498.258.9410.1411.59
135°3.384.715.756.417.047.768.6411.7513.72
150°2.804.005.045.846.406.927.509.9013.17
Run VMG2.433.464.365.065.576.006.508.5711.40
Gybe Angles144.4°144.4°148.3°151.1°153.4°150.8°146.7°139.0°144.7°
APH ToD:609.5CDL: 6.890APH ToT: 0.9843CertNo:29162
BOAT
ClassJ-70DesignerJohnstoneBuilderJ Boats EuropeAge date01/2013Series date01/2013Offset fileJ-70.OD.OFFData fileNED8432
HULL
Length Overall6.942 mMaximum Beam2.260 mDraft1.468 mDisplacement948 kgDLR3.5305IMS DivisionSportboatDynamic Allowance0.000%Age Allowance0.390%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight368 kg(default)Minimum weight238 kg ✱ when appliedNon Manual PowerCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail15.4716.26Headsail Luffed10.0110.01Headsail FlyingSymmetricAsymmetric45.6445.64 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail4.03Storm Jib3.36Heavy Weather Jib9.06
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting 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.
Club Certificate2025
Flevomare 01NED 8432
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 VMG1645.01187.6972.2858.4799.7781.6774.1775.0791.2
52°1070.9785.8658.9605.3577.1563.2556.2549.7550.8
60°1009.5749.9637.5591.1562.0543.0534.1524.2523.1
75°975.6730.9626.2579.8546.3518.6500.4482.5474.7
90°911.6685.0589.1549.1527.3509.6483.4442.3423.5
110°889.3671.0576.1522.2481.6454.4432.4394.6361.9
120°923.3689.3585.8529.0480.5436.5402.6354.9310.7
135°1063.9764.5626.5561.6511.7464.2416.8306.3262.4
150°1285.3900.8714.7616.6562.3520.3479.9363.6273.4
Run VMG1484.51040.1825.3711.6646.9600.4554.2419.8315.7
Selected Courses
Windward / Leeward1564.21113.9898.8785.0723.3691.0664.1597.4553.5
All purpose1185.8860.8710.7635.8591.1562.7538.6490.8461.5
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward754.00.7957
All purpose609.50.9843
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low785.80.7636
Triple Number Coastal/Long Distance Medium608.90.9854
Triple Number Coastal/Long Distance High526.71.1392
Triple Number Windward/Leeward Low1006.40.5962
Triple Number Windward/Leeward Medium750.40.7996
Triple Number Windward/Leeward High645.90.9290
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance662.10.9063
Triple Number Coastal/Long Distance Low785.80.7636
Triple Number Coastal/Long Distance Medium608.90.9854
Triple Number Coastal/Long Distance High526.71.1392
Triple Number Windward/Leeward Low1006.40.5962
Triple Number Windward/Leeward Medium750.40.7996
Triple Number Windward/Leeward High645.90.9290
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1645.51106.5845.4711.0630.4583.6542.1464.1431.2
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6831
Downwind "popa"0.8753
70% up, 30% down "Ilhabela"0.7313
30% up, 70% down "Ilhabela-inverso"0.8072
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low785.80.7636
Triple Number Coastal/Long Distance Medium608.90.9854
Triple Number Coastal/Long Distance High526.71.1392
Triple Number Windward/Leeward Low1006.40.5962
Triple Number Windward/Leeward Medium750.40.7996
Triple Number Windward/Leeward High645.90.9290
Predominantly Upwind669.90.8957
Predominantly Downwind611.40.9814
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low785.80.7636
Triple Number AP Medium608.90.9853
Triple Number AP High526.71.1392
Triple Number Windward/Leeward Low1050.80.5710
Triple Number Windward/Leeward Medium750.40.7996
Triple Number Windward/Leeward High645.90.9290
Single Number Predominant Upwind696.00.8621
Single Number Predominant Reaching600.30.9995
Single Number Predominant Downwind630.90.9510
Predominant Upwind - Low964.00.6224
Predominant Upwind - Low/Med737.10.8140
Predominant Upwind - Medium649.20.9241
Predominant Upwind - Med/High600.60.9990
Predominant Upwind - High572.11.0488
Predominant Downwind Low923.20.6499
Predominant Downwind Low/Med692.50.8664
Predominant Downwind Medium594.11.0099
Predominant Downwind Med/High512.11.1716
Predominant Downwind High433.81.3831
Predominant Reaching Low834.30.7192
Predominant Reaching Low/Med645.10.9301
Predominant Reaching Medium568.31.0558
Predominant Reaching Med/High506.51.1845
Predominant Reaching High453.91.3219
SA/DSPL Upwind26.42SA/DSPL Downwind63.35
Scoring OptionTODTOT
5-Band Windward/Leeward Low1172.80.5116
5-Band Windward/Leeward Low/Med864.40.6941
5-Band Windward/Leeward Medium737.90.8131
5-Band Windward/Leeward Med/High662.30.9059
5-Band Windward/Leeward High601.30.9978
Windward/Leeward 60-40 Low1187.90.5051
Windward/Leeward 60-40 Low/Med879.20.6824
Windward/Leeward 60-40 Medium754.10.7957
Windward/Leeward 60-40 Med/High685.40.8754
Windward/Leeward 60-40 High636.60.9425
5-Band AP Low862.00.6960
5-Band AP Low/Med688.80.8711
5-Band AP Medium599.41.0010
5-Band AP Med/High539.01.1132
5-Band AP High494.01.2146
5-Band SF Bay Tour - Low1015.40.5909
5-Band SF Bay Tour - Low/Med828.60.7242
5-Band SF Bay Tour - Medium710.00.8450
5-Band SF Bay Tour - Med/High638.90.9391
5-Band SF Bay Tour - High585.41.0250
Chicago-Mac Upwind0.8348
Chicago-Mac All Purpose0.8749
Chicago-Mac Downwind0.9118
Bayview-Mac Cove Island0.6404
Bayview-Mac Shore0.6444
Harvest Moon Regatta513.41.1686
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance662.10.9063
Triple Number Coastal/Long Distance Low785.80.7636
Triple Number Coastal/Long Distance Medium608.90.9854
Triple Number Coastal/Long Distance High526.71.1392
Triple Number Windward/Leeward Low1006.40.5962
Triple Number Windward/Leeward Medium750.40.7996
Triple Number Windward/Leeward High645.90.9290
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1645.51106.5845.4711.0630.4583.6542.1464.1431.2
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance662.10.9063
Triple Number Coastal/Long Distance Low785.80.7636
Triple Number Coastal/Long Distance Medium608.90.9854
Triple Number Coastal/Long Distance High526.71.1392
Triple Number Windward/Leeward Low1006.40.5962
Triple Number Windward/Leeward Medium750.40.7996
Triple Number Windward/Leeward High645.90.9290
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1645.51106.5845.4711.0630.4583.6542.1464.1431.2
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance662.1
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1645.51106.5845.4711.0630.4583.6542.1464.1431.2
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low785.80.7636
Triple Number Coastal/Long Distance Medium608.90.9854
Triple Number Coastal/Long Distance High526.71.1392
Triple Number Windward/Leeward Low1006.40.5962
Triple Number Windward/Leeward Medium750.40.7996
Triple Number Windward/Leeward High645.90.9290
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)662.10.9063
Triple Number Coastal/Long Distance Low785.80.7636
Triple Number Coastal/Long Distance Medium608.90.9854
Triple Number Coastal/Long Distance High526.71.1392
Triple Number Windward/Leeward Low1006.40.5962
Triple Number Windward/Leeward Medium750.40.7996
Triple Number Windward/Leeward High645.90.9290
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1645.51106.5845.4711.0630.4583.6542.1464.1431.2
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low785.80.7636
Triple Number Coastal/Long Distance Medium608.90.9854
Triple Number Coastal/Long Distance High526.71.1392
Triple Number Windward/Leeward Low1006.40.5962
Triple Number Windward/Leeward Medium750.40.7996
Triple Number Windward/Leeward High645.90.9290
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9063
Triple Number Coastal/Long Distance Low0.7636
Triple Number Coastal/Long Distance Medium0.9854
Triple Number Coastal/Long Distance High1.1392
Triple Number Windward/Leeward Low0.5962
Triple Number Windward/Leeward Medium0.7996
Triple Number Windward/Leeward High0.9290
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1645.51106.5845.4711.0630.4583.6542.1464.1431.2
For information
General Purpose Handicap (GPH)685.1
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance662.10.9063
Triple Number Coastal/Long Distance Low785.80.7636
Triple Number Coastal/Long Distance Medium608.90.9854
Triple Number Coastal/Long Distance High526.71.1392
Triple Number Windward/Leeward Low1006.40.5962
Triple Number Windward/Leeward Medium750.40.7996
Triple Number Windward/Leeward High645.90.9290
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1645.51106.5845.4711.0630.4583.6542.1464.1431.2
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low785.80.7636
Triple Number Coastal/Long Distance Medium608.90.9854
Triple Number Coastal/Long Distance High526.71.1392
Triple Number Windward/Leeward Low1006.40.5962
Triple Number Windward/Leeward Medium750.40.7996
Triple Number Windward/Leeward High645.90.9290
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance662.10.9063
Triple Number Coastal/Long Distance Low785.80.7636
Triple Number Coastal/Long Distance Medium608.90.9854
Triple Number Coastal/Long Distance High526.71.1392
Triple Number Windward/Leeward Low1006.40.5962
Triple Number Windward/Leeward Medium750.40.7996
Triple Number Windward/Leeward High645.90.9290
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1645.51106.5845.4711.0630.4583.6542.1464.1431.2
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance662.10.9063
Triple Number Coastal/Long Distance Low785.80.7636
Triple Number Coastal/Long Distance Medium608.90.9854
Triple Number Coastal/Long Distance High526.71.1392
Triple Number Windward/Leeward Low1006.40.5962
Triple Number Windward/Leeward Medium750.40.7996
Triple Number Windward/Leeward High645.90.9290
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1645.51106.5845.4711.0630.4583.6542.1464.1431.2
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low785.8
Triple Number Coastal/Long Distance Medium608.9
Triple Number Coastal/Long Distance High526.7
Triple Number Windward/Leeward Low1006.4
Triple Number Windward/Leeward Medium750.4
Triple Number Windward/Leeward High645.9
Predominantly Upwind669.9
Predominantly Downwind611.4
Predominantly Reaching588.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance662.10.9063
Triple Number Coastal/Long Distance Low785.80.7636
Triple Number Coastal/Long Distance Medium608.90.9854
Triple Number Coastal/Long Distance High526.71.1392
Triple Number Windward/Leeward Low1006.40.5962
Triple Number Windward/Leeward Medium750.40.7996
Triple Number Windward/Leeward High645.90.9290
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1645.51106.5845.4711.0630.4583.6542.1464.1431.2
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7636
Triple Number Coastal/Long Distance Medium0.9854
Triple Number Coastal/Long Distance High1.1392
Triple Number Windward/Leeward Low0.5962
Triple Number Windward/Leeward Medium0.7996
Triple Number Windward/Leeward High0.9290
Coastal/Long Distance0.9063
Predominantly Upwind0.8957
Predominantly Downwind0.9814
For information
General Purpose Handicap (GPH)685.1
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9843
Distanseseilas Trippeltall svak vind0.7636
Distanseseilas Trippeltall mellomvind0.9854
Distanseseilas Trippeltall sterk vind1.1392
Pølsebane Trippeltall svak vind0.5962
Pølsebane Trippeltall mellomvind0.7996
Pølsebane Trippeltall sterk vind0.9290
Motvind Singeltall0.8957
Medvind Singeltall0.9814
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low785.80.7636
Triple Number Coastal/Long Distance Medium608.90.9854
Triple Number Coastal/Long Distance High526.71.1392
Triple Number Windward/Leeward Low1006.40.5962
Triple Number Windward/Leeward Medium750.40.7996
Triple Number Windward/Leeward High645.90.9290
Coastal/Long Distance662.10.9063
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind669.90.8957
Predominantly Downwind611.40.9814
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore566.61.0589
Cape Doctor Coastal470.31.2759
Triple Number Coastal/Long Distance Low785.80.7636
Triple Number Coastal/Long Distance Medium608.90.9854
Triple Number Coastal/Long Distance High526.71.1392
Triple Number Windward/Leeward Low1006.40.5962
Triple Number Windward/Leeward Medium750.40.7996
Triple Number Windward/Leeward High645.90.9290
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7636
Triple Number Coastal/Long Distance Medium0.9854
Triple Number Coastal/Long Distance High1.1392
Triple Number Windward/Leeward Low0.5962
Triple Number Windward/Leeward Medium0.7996
Triple Number Windward/Leeward High0.9290
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7636
Triple Number Coastal/Long Distance Medium0.9854
Triple Number Coastal/Long Distance High1.1392
Triple Number Windward/Leeward Low0.5962
Triple Number Windward/Leeward Medium0.7996
Triple Number Windward/Leeward High0.9290
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance662.10.9063
Triple Number Coastal/Long Distance Low785.80.7636
Triple Number Coastal/Long Distance Medium608.90.9854
Triple Number Coastal/Long Distance High526.71.1392
Triple Number Windward/Leeward Low1006.40.5962
Triple Number Windward/Leeward Medium750.40.7996
Triple Number Windward/Leeward High645.90.9290
Predominantly Upwind669.90.8957
Predominantly Downwind611.40.9814
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1645.51106.5845.4711.0630.4583.6542.1464.1431.2
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance662.10.9063
Triple Number Coastal/Long Distance Low785.80.7636
Triple Number Coastal/Long Distance Medium608.90.9854
Triple Number Coastal/Long Distance High526.71.1392
Triple Number Windward/Leeward Low1006.40.5962
Triple Number Windward/Leeward Medium750.40.7996
Triple Number Windward/Leeward High645.90.9290
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1645.51106.5845.4711.0630.4583.6542.1464.1431.2
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low785.80.7636
Triple Number AP Medium608.90.9853
Triple Number AP High526.71.1392
Triple Number Windward/Leeward Low1050.80.5710
Triple Number Windward/Leeward Medium750.40.7996
Triple Number Windward/Leeward High645.90.9290
Single Number Predominant Upwind696.00.8621
Single Number Predominant Reaching600.30.9995
Single Number Predominant Downwind630.90.9510
Predominant Upwind - Low964.00.6224
Predominant Upwind - Low/Med737.10.8140
Predominant Upwind - Medium649.20.9241
Predominant Upwind - Med/High600.60.9990
Predominant Upwind - High572.11.0488
Predominant Downwind Low923.20.6499
Predominant Downwind Low/Med692.50.8664
Predominant Downwind Medium594.11.0099
Predominant Downwind Med/High512.11.1716
Predominant Downwind High433.81.3831
Predominant Reaching Low834.30.7192
Predominant Reaching Low/Med645.10.9301
Predominant Reaching Medium568.31.0558
Predominant Reaching Med/High506.51.1845
Predominant Reaching High453.91.3219
SA/DSPL Upwind26.42SA/DSPL Downwind63.35
Scoring OptionTODTOT
5-Band Windward/Leeward Low1172.80.5116
5-Band Windward/Leeward Low/Med864.40.6941
5-Band Windward/Leeward Medium737.90.8131
5-Band Windward/Leeward Med/High662.30.9059
5-Band Windward/Leeward High601.30.9978
Windward/Leeward 60-40 Low1187.90.5051
Windward/Leeward 60-40 Low/Med879.20.6824
Windward/Leeward 60-40 Medium754.10.7957
Windward/Leeward 60-40 Med/High685.40.8754
Windward/Leeward 60-40 High636.60.9425
5-Band AP Low862.00.6960
5-Band AP Low/Med688.80.8711
5-Band AP Medium599.41.0010
5-Band AP Med/High539.01.1132
5-Band AP High494.01.2146
5-Band SF Bay Tour - Low1015.40.5909
5-Band SF Bay Tour - Low/Med828.60.7242
5-Band SF Bay Tour - Medium710.00.8450
5-Band SF Bay Tour - Med/High638.90.9391
5-Band SF Bay Tour - High585.41.0250
Chicago-Mac Upwind0.8348
Chicago-Mac All Purpose0.8749
Chicago-Mac Downwind0.9118
Bayview-Mac Cove Island0.6404
Bayview-Mac Shore0.6444
Harvest Moon Regatta513.41.1686
Club Certificate2025
Flevomare 01NED 8432
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ-70Measurement14/04/2013HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA6.942Max. Beam2.260Draft1.468Displacement948Wetted area9.73IMS L6.807LSM06.450Acc. length6.942Sink (kg/mm) 7.98
VCGD-0.047VCGM-0.069RM Rated (kg·m) 21.7Limit of positive stability(°) N/AStability IndexN/ADefault crew weight368Declared crew weightN/A
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialCarbonSingle headsail furlerNoMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders1Rotating mastNo
P7.980IG8.190ISP9.210MDT10.080MDL10.150MDT2MDL2TLTaperMWGO
E2.880J2.340BAS1.120FSDNo FoilSFJ0.160SPLWPLTPS3.980BDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered21.6Flotation Date02/05/2013CommentBB motor aan spiegel bij meting
SFFP0.147FFM0.778FF0.782LCFcl3.775SG1.0000
SAFP6.895FAM0.550FA0.552LCFsh3.936HBI0.662
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
Flevomare 01NED 8432
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.360.901.432.132.5715.47
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment10.060.360.651.251.862.458.00NoNo 10.01
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment110.808.809.805.565.7098%45.64