Club Certificate2025
ShellbackNED 8817
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
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 Angles44.9°44.9°42.9°41.1°39.9°39.3°38.9°38.9°39.6°
Beat VMG2.423.404.224.845.265.475.585.665.62
52°3.865.296.387.157.627.867.978.088.10
60°4.165.636.707.417.858.098.228.358.39
75°4.355.856.927.618.038.338.558.828.96
90°4.345.977.207.908.228.438.689.219.55
110°4.466.157.438.168.659.089.389.8810.34
120°4.336.017.318.088.609.129.6210.4311.10
135°3.785.366.707.668.258.759.2810.4912.29
150°3.144.505.716.777.628.148.569.4410.51
Run VMG2.723.894.945.876.607.167.728.589.44
Gybe Angles142.2°142.2°146.1°148.0°151.1°162.0°167.8°172.7°169.6°
APH ToD:519.6CDL: 10.774APH ToT: 1.1547CertNo:
BOAT
ClassDehler 42DesignerJudel/VroelijkBuilderDehlerAge date06/2013Series date08/2010Offset fileCLDeh42SD.offData fileNED8817
HULL
Length Overall12.400 mMaximum Beam3.920 mDraft2.164 mDisplacement9,100 kgDLR5.3996IMS DivisionCruiser/RacerDynamic Allowance0.240%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.462m
CREW
Maximum weight882 kg(default)Minimum weight750 kg ✱ when appliedNon Manual PowerCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail52.1652.98Headsail Luffed39.4939.49Headsail FlyingSymmetric125.03125.03Asymmetric153.75153.75 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail16.04Storm Jib13.52Heavy Weather Jib36.49
SAIL LIMITS
Headsails6Spinnakers5
✱ Asymmetric SHALL NOT be tacked on the pole
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.
ORC Ref  04310003MN8Issued on 31/03/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
ShellbackNED 8817
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
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 VMG1488.11058.2852.6743.4684.0658.1645.4636.4640.9
52°933.4680.9563.9503.5472.5458.0451.7445.6444.6
60°865.7639.7537.5485.6458.9445.0437.9431.0429.0
75°827.8615.0520.1473.0448.4432.4420.9408.1401.7
90°830.3603.2500.0455.8437.9427.0414.9390.7376.9
110°808.1585.5484.6441.4416.3396.7383.9364.3348.3
120°830.6598.6492.3445.7418.5394.8374.2345.2324.2
135°953.1671.7537.1469.9436.4411.2387.8343.0292.9
150°1146.4800.9630.7531.5472.8442.1420.4381.3342.7
Run VMG1323.5924.8728.3613.8545.3502.6466.3419.6381.3
Selected Courses
Windward / Leeward1405.7991.5790.4678.6614.6580.3555.8528.0511.1
All purpose1059.3757.3614.0539.4498.8475.5459.1436.5420.7
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward646.80.9277
All purpose519.61.1547
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low685.60.8751
Triple Number Coastal/Long Distance Medium516.11.1625
Triple Number Coastal/Long Distance High454.81.3194
Triple Number Windward/Leeward Low891.00.6734
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High551.51.0879
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance567.61.0571
Triple Number Coastal/Long Distance Low685.60.8751
Triple Number Coastal/Long Distance Medium516.11.1625
Triple Number Coastal/Long Distance High454.81.3194
Triple Number Windward/Leeward Low891.00.6734
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High551.51.0879
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1485.0984.8740.4609.5533.3494.0463.4415.9400.2
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7958
Downwind "popa"0.9999
70% up, 30% down "Ilhabela"0.8477
30% up, 70% down "Ilhabela-inverso"0.9284
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low685.60.8751
Triple Number Coastal/Long Distance Medium516.11.1625
Triple Number Coastal/Long Distance High454.81.3194
Triple Number Windward/Leeward Low891.00.6734
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High551.51.0879
Predominantly Upwind568.41.0555
Predominantly Downwind524.01.1449
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low685.70.8751
Triple Number AP Medium516.21.1624
Triple Number AP High454.71.3194
Triple Number Windward/Leeward Low931.20.6443
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High551.51.0879
Single Number Predominant Upwind594.21.0098
Single Number Predominant Reaching516.01.1629
Single Number Predominant Downwind547.51.0960
Predominant Upwind - Low850.70.7053
Predominant Upwind - Low/Med633.80.9467
Predominant Upwind - Medium547.31.0962
Predominant Upwind - Med/High504.61.1891
Predominant Upwind - High486.41.2336
Predominant Downwind Low815.90.7354
Predominant Downwind Low/Med596.21.0063
Predominant Downwind Medium504.21.1900
Predominant Downwind Med/High446.91.3427
Predominant Downwind High410.11.4630
Predominant Reaching Low735.20.8161
Predominant Reaching Low/Med550.61.0897
Predominant Reaching Medium479.11.2523
Predominant Reaching Med/High437.61.3711
Predominant Reaching High410.11.4631
SA/DSPL Upwind20.87SA/DSPL Downwind46.89
Scoring OptionTODTOT
5-Band Windward/Leeward Low1044.80.5743
5-Band Windward/Leeward Low/Med754.70.7951
5-Band Windward/Leeward Medium629.30.9534
5-Band Windward/Leeward Med/High560.31.0709
5-Band Windward/Leeward High529.91.1323
Windward/Leeward 60-40 Low1058.70.5667
Windward/Leeward 60-40 Low/Med767.60.7816
Windward/Leeward 60-40 Medium643.50.9323
Windward/Leeward 60-40 Med/High578.11.0380
Windward/Leeward 60-40 High551.61.0877
5-Band AP Low755.30.7944
5-Band AP Low/Med591.81.0138
5-Band AP Medium507.91.1812
5-Band AP Med/High461.41.3003
5-Band AP High437.71.3708
5-Band SF Bay Tour - Low900.10.6666
5-Band SF Bay Tour - Low/Med721.60.8314
5-Band SF Bay Tour - Medium606.30.9895
5-Band SF Bay Tour - Med/High544.41.1022
5-Band SF Bay Tour - High516.51.1616
Chicago-Mac Upwind0.9745
Chicago-Mac All Purpose1.0167
Chicago-Mac Downwind1.0542
Bayview-Mac Cove Island0.7285
Bayview-Mac Shore0.7329
Harvest Moon Regatta445.41.3471
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance567.61.0571
Triple Number Coastal/Long Distance Low685.60.8751
Triple Number Coastal/Long Distance Medium516.11.1625
Triple Number Coastal/Long Distance High454.81.3194
Triple Number Windward/Leeward Low891.00.6734
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High551.51.0879
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1485.0984.8740.4609.5533.3494.0463.4415.9400.2
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance567.61.0571
Triple Number Coastal/Long Distance Low685.60.8751
Triple Number Coastal/Long Distance Medium516.11.1625
Triple Number Coastal/Long Distance High454.81.3194
Triple Number Windward/Leeward Low891.00.6734
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High551.51.0879
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1485.0984.8740.4609.5533.3494.0463.4415.9400.2
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance567.6
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1485.0984.8740.4609.5533.3494.0463.4415.9400.2
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low685.60.8751
Triple Number Coastal/Long Distance Medium516.11.1625
Triple Number Coastal/Long Distance High454.81.3194
Triple Number Windward/Leeward Low891.00.6734
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High551.51.0879
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)567.61.0571
Triple Number Coastal/Long Distance Low685.60.8751
Triple Number Coastal/Long Distance Medium516.11.1625
Triple Number Coastal/Long Distance High454.81.3194
Triple Number Windward/Leeward Low891.00.6734
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High551.51.0879
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1485.0984.8740.4609.5533.3494.0463.4415.9400.2
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low685.60.8751
Triple Number Coastal/Long Distance Medium516.11.1625
Triple Number Coastal/Long Distance High454.81.3194
Triple Number Windward/Leeward Low891.00.6734
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High551.51.0879
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.0571
Triple Number Coastal/Long Distance Low0.8751
Triple Number Coastal/Long Distance Medium1.1625
Triple Number Coastal/Long Distance High1.3194
Triple Number Windward/Leeward Low0.6734
Triple Number Windward/Leeward Medium0.9345
Triple Number Windward/Leeward High1.0879
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1485.0984.8740.4609.5533.3494.0463.4415.9400.2
For information
General Purpose Handicap (GPH)587.0
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance567.61.0571
Triple Number Coastal/Long Distance Low685.60.8751
Triple Number Coastal/Long Distance Medium516.11.1625
Triple Number Coastal/Long Distance High454.81.3194
Triple Number Windward/Leeward Low891.00.6734
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High551.51.0879
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1485.0984.8740.4609.5533.3494.0463.4415.9400.2
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low685.60.8751
Triple Number Coastal/Long Distance Medium516.11.1625
Triple Number Coastal/Long Distance High454.81.3194
Triple Number Windward/Leeward Low891.00.6734
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High551.51.0879
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance567.61.0571
Triple Number Coastal/Long Distance Low685.60.8751
Triple Number Coastal/Long Distance Medium516.11.1625
Triple Number Coastal/Long Distance High454.81.3194
Triple Number Windward/Leeward Low891.00.6734
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High551.51.0879
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1485.0984.8740.4609.5533.3494.0463.4415.9400.2
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance567.61.0571
Triple Number Coastal/Long Distance Low685.60.8751
Triple Number Coastal/Long Distance Medium516.11.1625
Triple Number Coastal/Long Distance High454.81.3194
Triple Number Windward/Leeward Low891.00.6734
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High551.51.0879
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1485.0984.8740.4609.5533.3494.0463.4415.9400.2
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low685.6
Triple Number Coastal/Long Distance Medium516.1
Triple Number Coastal/Long Distance High454.8
Triple Number Windward/Leeward Low891.0
Triple Number Windward/Leeward Medium642.1
Triple Number Windward/Leeward High551.5
Predominantly Upwind568.4
Predominantly Downwind524.0
Predominantly Reaching502.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance567.61.0571
Triple Number Coastal/Long Distance Low685.60.8751
Triple Number Coastal/Long Distance Medium516.11.1625
Triple Number Coastal/Long Distance High454.81.3194
Triple Number Windward/Leeward Low891.00.6734
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High551.51.0879
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1485.0984.8740.4609.5533.3494.0463.4415.9400.2
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8751
Triple Number Coastal/Long Distance Medium1.1625
Triple Number Coastal/Long Distance High1.3194
Triple Number Windward/Leeward Low0.6734
Triple Number Windward/Leeward Medium0.9345
Triple Number Windward/Leeward High1.0879
Coastal/Long Distance1.0571
Predominantly Upwind1.0555
Predominantly Downwind1.1449
For information
General Purpose Handicap (GPH)587.0
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.1547
Distanseseilas Trippeltall svak vind0.8751
Distanseseilas Trippeltall mellomvind1.1625
Distanseseilas Trippeltall sterk vind1.3194
Pølsebane Trippeltall svak vind0.6734
Pølsebane Trippeltall mellomvind0.9345
Pølsebane Trippeltall sterk vind1.0879
Motvind Singeltall1.0555
Medvind Singeltall1.1449
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low685.60.8751
Triple Number Coastal/Long Distance Medium516.11.1625
Triple Number Coastal/Long Distance High454.81.3194
Triple Number Windward/Leeward Low891.00.6734
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High551.51.0879
Coastal/Long Distance567.61.0571
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind568.41.0555
Predominantly Downwind524.01.1449
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore516.21.1624
Cape Doctor Coastal425.41.4103
Triple Number Coastal/Long Distance Low685.60.8751
Triple Number Coastal/Long Distance Medium516.11.1625
Triple Number Coastal/Long Distance High454.81.3194
Triple Number Windward/Leeward Low891.00.6734
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High551.51.0879
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8751
Triple Number Coastal/Long Distance Medium1.1625
Triple Number Coastal/Long Distance High1.3194
Triple Number Windward/Leeward Low0.6734
Triple Number Windward/Leeward Medium0.9345
Triple Number Windward/Leeward High1.0879
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8751
Triple Number Coastal/Long Distance Medium1.1625
Triple Number Coastal/Long Distance High1.3194
Triple Number Windward/Leeward Low0.6734
Triple Number Windward/Leeward Medium0.9345
Triple Number Windward/Leeward High1.0879
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance567.61.0571
Triple Number Coastal/Long Distance Low685.60.8751
Triple Number Coastal/Long Distance Medium516.11.1625
Triple Number Coastal/Long Distance High454.81.3194
Triple Number Windward/Leeward Low891.00.6734
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High551.51.0879
Predominantly Upwind568.41.0555
Predominantly Downwind524.01.1449
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1485.0984.8740.4609.5533.3494.0463.4415.9400.2
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance567.61.0571
Triple Number Coastal/Long Distance Low685.60.8751
Triple Number Coastal/Long Distance Medium516.11.1625
Triple Number Coastal/Long Distance High454.81.3194
Triple Number Windward/Leeward Low891.00.6734
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High551.51.0879
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1485.0984.8740.4609.5533.3494.0463.4415.9400.2
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low685.70.8751
Triple Number AP Medium516.21.1624
Triple Number AP High454.71.3194
Triple Number Windward/Leeward Low931.20.6443
Triple Number Windward/Leeward Medium642.10.9345
Triple Number Windward/Leeward High551.51.0879
Single Number Predominant Upwind594.21.0098
Single Number Predominant Reaching516.01.1629
Single Number Predominant Downwind547.51.0960
Predominant Upwind - Low850.70.7053
Predominant Upwind - Low/Med633.80.9467
Predominant Upwind - Medium547.31.0962
Predominant Upwind - Med/High504.61.1891
Predominant Upwind - High486.41.2336
Predominant Downwind Low815.90.7354
Predominant Downwind Low/Med596.21.0063
Predominant Downwind Medium504.21.1900
Predominant Downwind Med/High446.91.3427
Predominant Downwind High410.11.4630
Predominant Reaching Low735.20.8161
Predominant Reaching Low/Med550.61.0897
Predominant Reaching Medium479.11.2523
Predominant Reaching Med/High437.61.3711
Predominant Reaching High410.11.4631
SA/DSPL Upwind20.87SA/DSPL Downwind46.89
Scoring OptionTODTOT
5-Band Windward/Leeward Low1044.80.5743
5-Band Windward/Leeward Low/Med754.70.7951
5-Band Windward/Leeward Medium629.30.9534
5-Band Windward/Leeward Med/High560.31.0709
5-Band Windward/Leeward High529.91.1323
Windward/Leeward 60-40 Low1058.70.5667
Windward/Leeward 60-40 Low/Med767.60.7816
Windward/Leeward 60-40 Medium643.50.9323
Windward/Leeward 60-40 Med/High578.11.0380
Windward/Leeward 60-40 High551.61.0877
5-Band AP Low755.30.7944
5-Band AP Low/Med591.81.0138
5-Band AP Medium507.91.1812
5-Band AP Med/High461.41.3003
5-Band AP High437.71.3708
5-Band SF Bay Tour - Low900.10.6666
5-Band SF Bay Tour - Low/Med721.60.8314
5-Band SF Bay Tour - Medium606.30.9895
5-Band SF Bay Tour - Med/High544.41.1022
5-Band SF Bay Tour - High516.51.1616
Chicago-Mac Upwind0.9745
Chicago-Mac All Purpose1.0167
Chicago-Mac Downwind1.0542
Bayview-Mac Cove Island0.7285
Bayview-Mac Shore0.7329
Harvest Moon Regatta445.41.3471
ORC Ref  04310003MN8Issued on 31/03/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
ShellbackNED 8817
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDehler 42Measurement26/07/2017HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA12.400Max. Beam3.920Draft2.164Displacement9,100Wetted area37.12IMS L12.014LSM011.899Acc. length12.400Sink (kg/mm) 28.27
VCGD0.039VCGM0.020RM Rated (kg·m) 264.8Limit of positive stability(°) N/AStability IndexN/ADefault crew weight882Declared crew weightN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.462PBW0.142PIPA0.0043
EDL2.750ST10.072ST20.172
ST30.172ST40.113ST50.335
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders2Rotating mastNo
P16.080IG16.440ISP17.410MDT10.140MDL10.260MDT2MDL2TLTaperMWGO
E5.700J4.635BAS1.780FSDFoilSFJ0.370SPL5.049WPLTPS5.650BDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date26/07/2017
BALLAST
TANKS
INVENTORY
IdDescriptionWeight SailingLCGVCGGAIdDescriptionWeight SailingLCGVCGGA10.50   
INVENTORY
Fixed Ballast Total0
Total deductible
OTHER ITEMSIdKindDescriptionWeightLCGVCG1Anchor500.50Total deductible500.50
ORC Ref  04310003MN8Issued on 31/03/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
ShellbackNED 8817
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment20240.141.091.983.454.6152.16
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment20240.080.641.242.443.664.9016.09NoNo 39.49
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment202416.7016.7016.709.028.84125.03
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment202418.8416.2317.5410.759.61112%153.752024 C017.5016.4016.958.876.79131%119.41
CRUISER/RACER REQUIREMENTS*
Accommodation length12.4 mTable area0.55 m²Headroom1.83 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity160 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity98 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04310003MN8Issued on 31/03/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org