Club Certificate2025
VorteXNED 7848
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 Angles43.2°43.2°41.2°39.7°38.7°38.2°37.9°38.5°39.4°
Beat VMG2.753.784.575.085.335.455.525.575.51
52°4.305.776.777.327.587.697.767.837.84
60°4.596.077.017.517.777.907.988.078.10
75°4.806.277.177.657.948.158.308.488.59
90°4.676.167.117.647.988.268.508.869.10
110°4.275.877.067.728.138.498.769.149.36
120°4.135.696.887.628.088.488.879.5610.05
135°3.615.086.307.217.788.218.649.5610.82
150°2.964.285.466.487.287.808.219.0310.06
Run VMG2.573.704.735.636.407.047.548.329.08
Gybe Angles144.4°144.4°148.9°152.3°157.4°164.6°170.5°176.8°174.5°
APH ToD:527.0CDL: 10.381APH ToT: 1.1385CertNo:None
BOAT
ClassX-40DesignerN. JeppesenBuilderX-YachtsAge date03/2008Series date04/2000Offset fileX40STDK.OFFData fileNED7848
HULL
Length Overall12.225 mMaximum Beam3.764 mDraft2.099 mDisplacement7,919 kgDLR6.2539IMS DivisionCruiser/RacerDynamic Allowance0.070%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.425m
CREW
Maximum weight600 kg(declared)Minimum weight470 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail47.4847.93Headsail Luffed48.3148.31Headsail FlyingSymmetric106.51106.51Asymmetric
STORM SAIL AREAS (m²)
Trysail15.36Storm Jib13.44Heavy Weather Jib36.27
SAIL LIMITS
Headsails6Spinnakers5
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
VorteXNED 7848
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 VMG1307.5951.4787.1708.2675.7660.4652.5646.2653.4
52°836.8624.3532.0492.0475.1468.0463.9459.6459.4
60°784.3593.5513.7479.3463.5455.7451.4445.9444.5
75°750.4573.9502.4470.7453.2441.5433.7424.5418.9
90°771.4584.6506.6471.3451.3436.1423.5406.2395.7
110°842.6613.4510.1466.3442.6424.2410.9393.9384.8
120°872.7632.8522.9472.6445.7424.5405.9376.5358.3
135°996.3709.2571.7499.5462.5438.3416.8376.7332.7
150°1215.2842.1658.8555.3494.8461.6438.7398.6357.9
Run VMG1403.1972.4760.7639.8562.9511.5477.2432.7396.4
Selected Courses
Windward / Leeward1354.1961.9773.9674.0619.3586.0564.8539.5524.9
All purpose1018.8738.6608.4543.4509.2488.4474.1454.1440.4
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward646.70.9277
All purpose527.01.1385
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low673.50.8909
Triple Number Coastal/Long Distance Medium523.71.1457
Triple Number Coastal/Long Distance High470.21.2761
Triple Number Windward/Leeward Low867.90.6913
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High560.61.0703
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance573.51.0462
Triple Number Coastal/Long Distance Low673.50.8909
Triple Number Coastal/Long Distance Medium523.71.1457
Triple Number Coastal/Long Distance High470.21.2761
Triple Number Windward/Leeward Low867.90.6913
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High560.61.0703
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1445.1962.9729.2609.9542.9506.8479.0434.6420.6
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8265
Downwind "popa"0.9639
70% up, 30% down "Ilhabela"0.8634
30% up, 70% down "Ilhabela-inverso"0.9181
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low673.50.8909
Triple Number Coastal/Long Distance Medium523.71.1457
Triple Number Coastal/Long Distance High470.21.2761
Triple Number Windward/Leeward Low867.90.6913
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High560.61.0703
Predominantly Upwind566.01.0600
Predominantly Downwind539.11.1130
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low673.50.8909
Triple Number AP Medium523.71.1456
Triple Number AP High470.21.2761
Triple Number Windward/Leeward Low906.60.6618
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High560.61.0703
Single Number Predominant Upwind587.71.0210
Single Number Predominant Reaching524.71.1436
Single Number Predominant Downwind562.91.0659
Predominant Upwind - Low798.30.7516
Predominant Upwind - Low/Med616.10.9739
Predominant Upwind - Medium548.81.0933
Predominant Upwind - Med/High515.91.1631
Predominant Upwind - High501.21.1970
Predominant Downwind Low826.20.7262
Predominant Downwind Low/Med611.10.9819
Predominant Downwind Medium520.11.1537
Predominant Downwind Med/High463.71.2940
Predominant Downwind High430.41.3941
Predominant Reaching Low721.40.8317
Predominant Reaching Low/Med556.31.0786
Predominant Reaching Medium491.71.2203
Predominant Reaching Med/High453.11.3242
Predominant Reaching High429.61.3968
SA/DSPL Upwind23.94SA/DSPL Downwind38.49
Scoring OptionTODTOT
5-Band Windward/Leeward Low1013.20.5922
5-Band Windward/Leeward Low/Med743.50.8070
5-Band Windward/Leeward Medium631.10.9507
5-Band Windward/Leeward Med/High568.71.0550
5-Band Windward/Leeward High541.31.1084
Windward/Leeward 60-40 Low1010.50.5938
Windward/Leeward 60-40 Low/Med748.20.8019
Windward/Leeward 60-40 Medium642.10.9345
Windward/Leeward 60-40 Med/High585.91.0240
Windward/Leeward 60-40 High562.81.0661
5-Band AP Low746.00.8042
5-Band AP Low/Med590.01.0169
5-Band AP Medium516.71.1612
5-Band AP Med/High476.11.2603
5-Band AP High455.21.3181
5-Band SF Bay Tour - Low871.20.6887
5-Band SF Bay Tour - Low/Med710.00.8451
5-Band SF Bay Tour - Medium609.50.9844
5-Band SF Bay Tour - Med/High555.61.0799
5-Band SF Bay Tour - High530.71.1305
Chicago-Mac Upwind0.9917
Chicago-Mac All Purpose1.0129
Chicago-Mac Downwind1.0268
Bayview-Mac Cove Island0.7437
Bayview-Mac Shore0.7503
Harvest Moon Regatta459.81.3050
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance573.51.0462
Triple Number Coastal/Long Distance Low673.50.8909
Triple Number Coastal/Long Distance Medium523.71.1457
Triple Number Coastal/Long Distance High470.21.2761
Triple Number Windward/Leeward Low867.90.6913
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High560.61.0703
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1445.1962.9729.2609.9542.9506.8479.0434.6420.6
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance573.51.0462
Triple Number Coastal/Long Distance Low673.50.8909
Triple Number Coastal/Long Distance Medium523.71.1457
Triple Number Coastal/Long Distance High470.21.2761
Triple Number Windward/Leeward Low867.90.6913
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High560.61.0703
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1445.1962.9729.2609.9542.9506.8479.0434.6420.6
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance573.5
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1445.1962.9729.2609.9542.9506.8479.0434.6420.6
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low673.50.8909
Triple Number Coastal/Long Distance Medium523.71.1457
Triple Number Coastal/Long Distance High470.21.2761
Triple Number Windward/Leeward Low867.90.6913
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High560.61.0703
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating573.51.0462
FinRating, kevyt tuuli995.51.0045
FinRating, kova tuuli457.91.0920
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low673.50.8909
Triple Number Coastal/Long Distance Medium523.71.1457
Triple Number Coastal/Long Distance High470.21.2761
Triple Number Windward/Leeward Low867.90.6913
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High560.61.0703
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.0462
Triple Number Coastal/Long Distance Low0.8909
Triple Number Coastal/Long Distance Medium1.1457
Triple Number Coastal/Long Distance High1.2761
Triple Number Windward/Leeward Low0.6913
Triple Number Windward/Leeward Medium0.9345
Triple Number Windward/Leeward High1.0703
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1445.1962.9729.2609.9542.9506.8479.0434.6420.6
For information
General Purpose Handicap (GPH)590.7
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance573.51.0462
Triple Number Coastal/Long Distance Low673.50.8909
Triple Number Coastal/Long Distance Medium523.71.1457
Triple Number Coastal/Long Distance High470.21.2761
Triple Number Windward/Leeward Low867.90.6913
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High560.61.0703
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1445.1962.9729.2609.9542.9506.8479.0434.6420.6
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low673.50.8909
Triple Number Coastal/Long Distance Medium523.71.1457
Triple Number Coastal/Long Distance High470.21.2761
Triple Number Windward/Leeward Low867.90.6913
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High560.61.0703
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance573.51.0462
Triple Number Coastal/Long Distance Low673.50.8909
Triple Number Coastal/Long Distance Medium523.71.1457
Triple Number Coastal/Long Distance High470.21.2761
Triple Number Windward/Leeward Low867.90.6913
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High560.61.0703
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1445.1962.9729.2609.9542.9506.8479.0434.6420.6
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance573.51.0462
Triple Number Coastal/Long Distance Low673.50.8909
Triple Number Coastal/Long Distance Medium523.71.1457
Triple Number Coastal/Long Distance High470.21.2761
Triple Number Windward/Leeward Low867.90.6913
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High560.61.0703
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1445.1962.9729.2609.9542.9506.8479.0434.6420.6
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low673.5
Triple Number Coastal/Long Distance Medium523.7
Triple Number Coastal/Long Distance High470.2
Triple Number Windward/Leeward Low867.9
Triple Number Windward/Leeward Medium642.1
Triple Number Windward/Leeward High560.6
Predominantly Upwind566.0
Predominantly Downwind539.1
Predominantly Reaching515.4
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance573.51.0462
Triple Number Coastal/Long Distance Low673.50.8909
Triple Number Coastal/Long Distance Medium523.71.1457
Triple Number Coastal/Long Distance High470.21.2761
Triple Number Windward/Leeward Low867.90.6913
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High560.61.0703
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1445.1962.9729.2609.9542.9506.8479.0434.6420.6
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8909
Triple Number Coastal/Long Distance Medium1.1457
Triple Number Coastal/Long Distance High1.2761
Triple Number Windward/Leeward Low0.6913
Triple Number Windward/Leeward Medium0.9345
Triple Number Windward/Leeward High1.0703
Coastal/Long Distance1.0462
Predominantly Upwind1.0600
Predominantly Downwind1.1130
For information
General Purpose Handicap (GPH)590.7
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.1385
Distanseseilas Trippeltall svak vind0.8909
Distanseseilas Trippeltall mellomvind1.1457
Distanseseilas Trippeltall sterk vind1.2761
Pølsebane Trippeltall svak vind0.6913
Pølsebane Trippeltall mellomvind0.9345
Pølsebane Trippeltall sterk vind1.0703
Motvind Singeltall1.0600
Medvind Singeltall1.1130
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low673.50.8909
Triple Number Coastal/Long Distance Medium523.71.1457
Triple Number Coastal/Long Distance High470.21.2761
Triple Number Windward/Leeward Low867.90.6913
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High560.61.0703
Coastal/Long Distance573.51.0462
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind566.01.0600
Predominantly Downwind539.11.1130
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore529.31.1336
Cape Doctor Coastal444.51.3498
Triple Number Coastal/Long Distance Low673.50.8909
Triple Number Coastal/Long Distance Medium523.71.1457
Triple Number Coastal/Long Distance High470.21.2761
Triple Number Windward/Leeward Low867.90.6913
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High560.61.0703
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8909
Triple Number Coastal/Long Distance Medium1.1457
Triple Number Coastal/Long Distance High1.2761
Triple Number Windward/Leeward Low0.6913
Triple Number Windward/Leeward Medium0.9345
Triple Number Windward/Leeward High1.0703
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8909
Triple Number Coastal/Long Distance Medium1.1457
Triple Number Coastal/Long Distance High1.2761
Triple Number Windward/Leeward Low0.6913
Triple Number Windward/Leeward Medium0.9345
Triple Number Windward/Leeward High1.0703
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance573.51.0462
Triple Number Coastal/Long Distance Low673.50.8909
Triple Number Coastal/Long Distance Medium523.71.1457
Triple Number Coastal/Long Distance High470.21.2761
Triple Number Windward/Leeward Low867.90.6913
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High560.61.0703
Predominantly Upwind566.01.0600
Predominantly Downwind539.11.1130
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1445.1962.9729.2609.9542.9506.8479.0434.6420.6
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance573.51.0462
Triple Number Coastal/Long Distance Low673.50.8909
Triple Number Coastal/Long Distance Medium523.71.1457
Triple Number Coastal/Long Distance High470.21.2761
Triple Number Windward/Leeward Low867.90.6913
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High560.61.0703
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1445.1962.9729.2609.9542.9506.8479.0434.6420.6
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low673.50.8909
Triple Number AP Medium523.71.1456
Triple Number AP High470.21.2761
Triple Number Windward/Leeward Low906.60.6618
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High560.61.0703
Single Number Predominant Upwind587.71.0210
Single Number Predominant Reaching524.71.1436
Single Number Predominant Downwind562.91.0659
Predominant Upwind - Low798.30.7516
Predominant Upwind - Low/Med616.10.9739
Predominant Upwind - Medium548.81.0933
Predominant Upwind - Med/High515.91.1631
Predominant Upwind - High501.21.1970
Predominant Downwind Low826.20.7262
Predominant Downwind Low/Med611.10.9819
Predominant Downwind Medium520.11.1537
Predominant Downwind Med/High463.71.2940
Predominant Downwind High430.41.3941
Predominant Reaching Low721.40.8317
Predominant Reaching Low/Med556.31.0786
Predominant Reaching Medium491.71.2203
Predominant Reaching Med/High453.11.3242
Predominant Reaching High429.61.3968
SA/DSPL Upwind23.94SA/DSPL Downwind38.49
Scoring OptionTODTOT
5-Band Windward/Leeward Low1013.20.5922
5-Band Windward/Leeward Low/Med743.50.8070
5-Band Windward/Leeward Medium631.10.9507
5-Band Windward/Leeward Med/High568.71.0550
5-Band Windward/Leeward High541.31.1084
Windward/Leeward 60-40 Low1010.50.5938
Windward/Leeward 60-40 Low/Med748.20.8019
Windward/Leeward 60-40 Medium642.10.9345
Windward/Leeward 60-40 Med/High585.91.0240
Windward/Leeward 60-40 High562.81.0661
5-Band AP Low746.00.8042
5-Band AP Low/Med590.01.0169
5-Band AP Medium516.71.1612
5-Band AP Med/High476.11.2603
5-Band AP High455.21.3181
5-Band SF Bay Tour - Low871.20.6887
5-Band SF Bay Tour - Low/Med710.00.8451
5-Band SF Bay Tour - Medium609.50.9844
5-Band SF Bay Tour - Med/High555.61.0799
5-Band SF Bay Tour - High530.71.1305
Chicago-Mac Upwind0.9917
Chicago-Mac All Purpose1.0129
Chicago-Mac Downwind1.0268
Bayview-Mac Cove Island0.7437
Bayview-Mac Shore0.7503
Harvest Moon Regatta459.81.3050
Club Certificate2025
VorteXNED 7848
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassX-40Measurement20/10/2008HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA12.225Max. Beam3.764Draft2.099Displacement7,919Wetted area30.84IMS L10.995LSM010.818Acc. length12.225Sink (kg/mm) 23.19
VCGD-0.102VCGM-0.116RM Rated (kg·m) 199.8Limit of positive stability(°) N/AStability IndexN/ADefault crew weight770Declared crew weight600
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.425PBWPIPA0.0007
EDLST1ST2
ST3ST4ST5
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders3Rotating mastNo
P15.700IG16.390ISP16.420MDT10.125MDL10.219MDT2MDL2TLTaperMWGO
E5.590J4.370BAS1.790FSDFoilSFJ0.250SPL4.488WPLTPS4.560BDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date20/10/2008
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
VorteXNED 7848
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment010.120.901.713.164.3847.48
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment010.000.000.000.000.005.9515.95NoNo 48.31
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment202515.2715.2715.278.358.45106.51
CRUISER/RACER REQUIREMENTS*
Accommodation length12.2 mTable area0.55 m²Headroom1.82 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity155 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity94 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.