Double HandedClub Certificate2026
ModocNED 28FF
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 Angles45.9°43.2°41.1°39.7°39.3°39.7°40.6°43.3°46.1°
Beat VMG2.042.903.523.904.014.013.973.913.73
52°3.214.435.205.635.775.815.835.855.76
60°3.454.665.395.805.986.046.086.146.08
75°3.634.825.535.946.256.426.526.656.69
90°3.534.745.616.116.466.656.907.217.42
110°3.444.785.666.216.737.287.798.498.89
120°3.314.635.526.086.607.197.969.4110.74
135°2.884.155.125.766.256.757.379.1012.89
150°2.403.534.495.265.866.316.788.0910.92
Run VMG2.073.053.894.595.265.746.157.079.46
Gybe Angles140.6°145.6°148.3°157.5°163.5°169.8°170.0°160.9°139.0°
APH ToD:668.8CDL: 5.810APH ToT: 0.8972CertNo:
BOAT
ClassF & F 65 STDDesignerJac de RidderBuilderF&F BoatsAge date01/2006Series date04/1992Offset fileh191.offData fileNED28FF
HULL
Length Overall6.499 mMaximum Beam2.510 mDraft1.240 mDisplacement891 kgDLR4.3255IMS DivisionSportboatDynamic Allowance0.230%Age Allowance0.650%RS Assessment0.000%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight170 kg(default)Minimum weight120 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail13.3213.60Headsail Luffed14.2114.21Headsail FlyingSymmetric30.0330.03Asymmetric20.3825.45 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail3.90Storm Jib2.58Heavy Weather Jib6.95
SAIL LIMITS
Headsails5
✱ Woven polyester sails
Spinnakers4
✱ Asymmetric SHALL NOT be tacked on the pole
STABILITY
Righting Moment 22.6 kg·m Stability Index 98.6
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  04310004JMU Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
ModocNED 28FF
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 VMG1763.81239.91023.4923.0898.9896.9905.7920.2963.9
52°1122.6813.2692.7639.2623.5619.4617.8615.8624.5
60°1042.2772.3667.7621.1602.1596.3592.1586.6592.3
75°991.9747.2651.1606.2576.0560.5552.5541.3538.2
90°1020.1758.8642.1588.9557.1541.1521.8499.5485.5
110°1045.7752.6636.4580.0535.1494.3461.9423.9405.0
120°1087.8778.1651.7592.2545.3500.9452.2382.4335.3
135°1249.3867.7703.4624.6576.1533.7488.7395.6279.4
150°1502.81020.7801.9684.7614.5570.2531.1445.0329.7
Run VMG1735.31178.6925.9784.3684.9627.3584.9508.9380.7
Selected Courses
Windward / Leeward1749.51209.2974.7853.6791.9762.1745.3714.5672.3
All purpose1319.5933.0769.4689.1646.9622.3603.1570.7540.7
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward828.90.7239
All purpose668.80.8972
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low851.20.7049
Triple Number Coastal/Long Distance Medium665.00.9022
Triple Number Coastal/Long Distance High595.81.0071
Triple Number Windward/Leeward Low1091.90.5495
Triple Number Windward/Leeward Medium820.20.7315
Triple Number Windward/Leeward High737.90.8131
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance727.30.8250
Triple Number Coastal/Long Distance Low851.20.7049
Triple Number Coastal/Long Distance Medium665.00.9022
Triple Number Coastal/Long Distance High595.81.0071
Triple Number Windward/Leeward Low1091.90.5495
Triple Number Windward/Leeward Medium820.20.7315
Triple Number Windward/Leeward High737.90.8131
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1748.11206.2917.9772.7692.4647.8606.4529.6496.4
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6169
Downwind "popa"0.7932
70% up, 30% down "Ilhabela"0.6610
30% up, 70% down "Ilhabela-inverso"0.7306
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low851.20.7049
Triple Number Coastal/Long Distance Medium665.00.9022
Triple Number Coastal/Long Distance High595.81.0071
Triple Number Windward/Leeward Low1091.90.5495
Triple Number Windward/Leeward Medium820.20.7315
Triple Number Windward/Leeward High737.90.8131
Predominantly Upwind733.50.8180
Predominantly Downwind670.70.8946
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP697.20.8605 Predom. Rc High525.21.1424 5B SF Bay L/M897.40.6686 TriNum AP Low851.20.7049 Predom. Dn Low1034.20.5802 5B SF Bay Med783.40.7659 TriNum AP Med665.10.9021 Predom. Dn L/M761.70.7877 5B SF Bay M/H727.50.8248 TriNum AP High595.81.0071 Predom. Dn Med649.50.9237 5B SF Bay High694.10.8645 TriNum W/L Low1145.60.5237 Predom. Dn M/H573.11.0470 5B AP Low945.40.6347 TriNum W/L Med820.20.7315 Predom. Dn High510.21.1760 5B AP L/M747.10.8031 TriNum W/L Hig737.90.8131 ChiMac Up Low912.10.6578 5B AP Med656.30.9142 Predom. Upwind764.30.7851 ChiMac Up Med828.80.7239 5B AP M/H604.60.9925 Predom. Reaching661.10.9075 ChiMac Up High733.40.8181 5B AP High571.11.0506 Predom. Downwind699.60.8576 ChiMac Off Low888.10.6756 5B W/L Low1285.70.4667 Predom. Up Low1034.90.5797 ChiMac Off Med782.40.7669 5B W/L L/M939.60.6386 Predom. Up L/M791.50.7581 ChiMac Off High653.10.9188 5B W/L Med808.50.7421 Predom. Up Med711.40.8434 ChiMac AP Low895.60.6700 5B W/L M/H746.80.8034 Predom. Up M/H679.40.8831 ChiMac AP Med802.10.7480 5B W/L High712.50.8421 Predom. Up High664.30.9032 ChiMac AP High690.90.8684 W/L 60-40 Low1291.90.4644 Predom. Rc Low920.80.6516 BayMac Cove Island1032.80.5810 W/L 60-40 L/M951.90.6303 Predom. Rc L/M702.30.8543 BayMac Shore1024.40.5857 W/L 60-40 Med829.40.7234 Predom. Rc Med619.70.9682 Harvest Moon569.51.0535 W/L 60-40 M/H778.60.7706 Predom. Rc M/H566.71.0588 5B SF Bay Low1082.60.5542 W/L 60-40 High755.10.7946      SA/DSPL Up29.75SA/DSPL Dn46.82
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance727.30.8250
Triple Number Coastal/Long Distance Low851.20.7049
Triple Number Coastal/Long Distance Medium665.00.9022
Triple Number Coastal/Long Distance High595.81.0071
Triple Number Windward/Leeward Low1091.90.5495
Triple Number Windward/Leeward Medium820.20.7315
Triple Number Windward/Leeward High737.90.8131
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1748.11206.2917.9772.7692.4647.8606.4529.6496.4
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance727.30.8250
Triple Number Coastal/Long Distance Low851.20.7049
Triple Number Coastal/Long Distance Medium665.00.9022
Triple Number Coastal/Long Distance High595.81.0071
Triple Number Windward/Leeward Low1091.90.5495
Triple Number Windward/Leeward Medium820.20.7315
Triple Number Windward/Leeward High737.90.8131
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1748.11206.2917.9772.7692.4647.8606.4529.6496.4
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance727.3
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1748.11206.2917.9772.7692.4647.8606.4529.6496.4
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low851.20.7049
Triple Number Coastal/Long Distance Medium665.00.9022
Triple Number Coastal/Long Distance High595.81.0071
Triple Number Windward/Leeward Low1091.90.5495
Triple Number Windward/Leeward Medium820.20.7315
Triple Number Windward/Leeward High737.90.8131
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating727.30.8250
FinRating, kevyt tuuli1266.80.7894
FinRating, kova tuuli567.50.8811
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low851.20.7049
Triple Number Coastal/Long Distance Medium665.00.9022
Triple Number Coastal/Long Distance High595.81.0071
Triple Number Windward/Leeward Low1091.90.5495
Triple Number Windward/Leeward Medium820.20.7315
Triple Number Windward/Leeward High737.90.8131
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8250
Triple Number Coastal/Long Distance Low0.7049
Triple Number Coastal/Long Distance Medium0.9022
Triple Number Coastal/Long Distance High1.0071
Triple Number Windward/Leeward Low0.5495
Triple Number Windward/Leeward Medium0.7315
Triple Number Windward/Leeward High0.8131
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1748.11206.2917.9772.7692.4647.8606.4529.6496.4
For information
General Purpose Handicap (GPH)748.9
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance727.30.8250
Triple Number Coastal/Long Distance Low851.20.7049
Triple Number Coastal/Long Distance Medium665.00.9022
Triple Number Coastal/Long Distance High595.81.0071
Triple Number Windward/Leeward Low1091.90.5495
Triple Number Windward/Leeward Medium820.20.7315
Triple Number Windward/Leeward High737.90.8131
Saronikos S All Purpose754.90.7948
Saronikos S Upwind865.00.6937
Saronikos S Downwind620.40.9671
Saronikos N All Purpose811.10.7397
Saronikos N Upwind910.50.6590
Saronikos N Downwind697.20.8606
Saronikos SW All Purpose753.90.7959
Saronikos SW Upwind881.00.6810
Saronikos SW Downwind631.20.9506
Saronikos NE All Purpose834.60.7189
Saronikos NE Upwind851.20.7049
Saronikos NE Downwind782.70.7666
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1748.11206.2917.9772.7692.4647.8606.4529.6496.4
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low851.20.7049
Triple Number Coastal/Long Distance Medium665.00.9022
Triple Number Coastal/Long Distance High595.81.0071
Triple Number Windward/Leeward Low1091.90.5495
Triple Number Windward/Leeward Medium820.20.7315
Triple Number Windward/Leeward High737.90.8131
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose697.20.8605
5-Band All Purpose Low1029.70.5827
5-Band All Purpose L/M773.90.7753
5-Band All Purpose Med678.40.8844
5-Band All Purpose M/H624.80.9603
5-Band All Purpose High587.11.0220
Single Number Predominant Upwind731.40.8204
Single Number Predominant Reaching636.80.9422
Single Number Predominant Downwind672.60.8921
5-Band 50-50 Windward/Leeward Low1285.70.4667
5-Band 50-50 Windward/Leeward L/M939.60.6386
5-Band 50-50 Windward/Leeward Med808.50.7421
5-Band 50-50 Windward/Leeward M/H746.80.8034
5-Band 50-50 Windward/Leeward High712.50.8421
5-Band 60-40 Windward/Leeward Low1291.90.4644
5-Band 60-40 Windward/Leeward L/M951.90.6303
5-Band 60-40 Windward/Leeward Med829.40.7234
5-Band 60-40 Windward/Leeward M/H778.60.7706
5-Band 60-40 Windward/Leeward High755.10.7946
Triple Number 50-50 Windward/Leeward Low1145.60.5237
Triple Number 50-50 Windward/Leeward Med820.40.7314
Triple Number 50-50 Windward/Leeward High738.00.8131
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward850.00.7059
Triple Number 60-40 Windward/Leeward Low1153.40.5202
Triple Number 60-40 Windward/Leeward Med839.70.7146
Triple Number 60-40 Windward/Leeward High772.10.7771
Triple Number All-Purpose Low925.40.6484
Triple Number All-Purpose Med687.50.8727
Triple Number All-Purpose High615.30.9751
Triple Number Predominant Upwind Low942.80.6364
Triple Number Predominant Upwind Med720.30.8330
Triple Number Predominant Upwind High685.80.8748
Triple Number Predominant Reaching Low836.70.7171
Triple Number Predominant Reaching Med639.70.9379
Triple Number Predominant Reaching High544.41.1022
Triple Number Predominant Downwind Low923.10.6500
Triple Number Predominant Downwind Med661.10.9076
Triple Number Predominant Downwind High542.11.1069
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance727.30.8250
Triple Number Coastal/Long Distance Low851.20.7049
Triple Number Coastal/Long Distance Medium665.00.9022
Triple Number Coastal/Long Distance High595.81.0071
Triple Number Windward/Leeward Low1091.90.5495
Triple Number Windward/Leeward Medium820.20.7315
Triple Number Windward/Leeward High737.90.8131
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1748.11206.2917.9772.7692.4647.8606.4529.6496.4
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance727.30.8250
Triple Number Coastal/Long Distance Low851.20.7049
Triple Number Coastal/Long Distance Medium665.00.9022
Triple Number Coastal/Long Distance High595.81.0071
Triple Number Windward/Leeward Low1091.90.5495
Triple Number Windward/Leeward Medium820.20.7315
Triple Number Windward/Leeward High737.90.8131
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1748.11206.2917.9772.7692.4647.8606.4529.6496.4
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low851.2
Triple Number Coastal/Long Distance Medium665.0
Triple Number Coastal/Long Distance High595.8
Triple Number Windward/Leeward Low1091.9
Triple Number Windward/Leeward Medium820.2
Triple Number Windward/Leeward High737.9
Predominantly Upwind733.5
Predominantly Downwind670.7
Predominantly Reaching644.4
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance727.30.8250
Triple Number Coastal/Long Distance Low851.20.7049
Triple Number Coastal/Long Distance Medium665.00.9022
Triple Number Coastal/Long Distance High595.81.0071
Triple Number Windward/Leeward Low1091.90.5495
Triple Number Windward/Leeward Medium820.20.7315
Triple Number Windward/Leeward High737.90.8131
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1748.11206.2917.9772.7692.4647.8606.4529.6496.4
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7049
Triple Number Coastal/Long Distance Medium0.9022
Triple Number Coastal/Long Distance High1.0071
Triple Number Windward/Leeward Low0.5495
Triple Number Windward/Leeward Medium0.7315
Triple Number Windward/Leeward High0.8131
Coastal/Long Distance0.8250
Predominantly Upwind0.8180
Predominantly Downwind0.8946
For information
General Purpose Handicap (GPH)748.9
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.8972
Distanseseilas Trippeltall svak vind0.7049
Distanseseilas Trippeltall mellomvind0.9022
Distanseseilas Trippeltall sterk vind1.0071
Pølsebane Trippeltall svak vind0.5495
Pølsebane Trippeltall mellomvind0.7315
Pølsebane Trippeltall sterk vind0.8131
Motvind Singeltall0.8180
Medvind Singeltall0.8946
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low851.20.7049
Triple Number Coastal/Long Distance Medium665.00.9022
Triple Number Coastal/Long Distance High595.81.0071
Triple Number Windward/Leeward Low1091.90.5495
Triple Number Windward/Leeward Medium820.20.7315
Triple Number Windward/Leeward High737.90.8131
Coastal/Long Distance727.30.8250
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind733.50.8180
Predominantly Downwind670.70.8946
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore685.00.8760
Cape Doctor Coastal549.71.0915
Triple Number Coastal/Long Distance Low851.20.7049
Triple Number Coastal/Long Distance Medium665.00.9022
Triple Number Coastal/Long Distance High595.81.0071
Triple Number Windward/Leeward Low1091.90.5495
Triple Number Windward/Leeward Medium820.20.7315
Triple Number Windward/Leeward High737.90.8131
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7049
Triple Number Coastal/Long Distance Medium0.9022
Triple Number Coastal/Long Distance High1.0071
Triple Number Windward/Leeward Low0.5495
Triple Number Windward/Leeward Medium0.7315
Triple Number Windward/Leeward High0.8131
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7049
Triple Number Coastal/Long Distance Medium0.9022
Triple Number Coastal/Long Distance High1.0071
Triple Number Windward/Leeward Low0.5495
Triple Number Windward/Leeward Medium0.7315
Triple Number Windward/Leeward High0.8131
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance727.30.8250
Triple Number Coastal/Long Distance Low851.20.7049
Triple Number Coastal/Long Distance Medium665.00.9022
Triple Number Coastal/Long Distance High595.81.0071
Triple Number Windward/Leeward Low1091.90.5495
Triple Number Windward/Leeward Medium820.20.7315
Triple Number Windward/Leeward High737.90.8131
Predominantly Upwind733.50.8180
Predominantly Downwind670.70.8946
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1748.11206.2917.9772.7692.4647.8606.4529.6496.4
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance727.30.8250
Triple Number Coastal/Long Distance Low851.20.7049
Triple Number Coastal/Long Distance Medium665.00.9022
Triple Number Coastal/Long Distance High595.81.0071
Triple Number Windward/Leeward Low1091.90.5495
Triple Number Windward/Leeward Medium820.20.7315
Triple Number Windward/Leeward High737.90.8131
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1748.11206.2917.9772.7692.4647.8606.4529.6496.4
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP697.20.8605 Predom. Dn High510.21.1760 5B AP M/H604.60.9925 TriNum AP Low851.20.7049 Predom. Rc Low920.80.6516 5B AP High571.11.0506 TriNum AP Med665.10.9021 Predom. Rc L/M702.30.8543 5B SF Bay Low1082.60.5542 TriNum AP High595.81.0071 Predom. Rc Med619.70.9682 5B SF Bay L/M897.40.6686 TriNum W/L Low1145.60.5237 Predom. Rc M/H566.71.0588 5B SF Bay Med783.40.7659 TriNum W/L Med820.20.7315 Predom. Rc High525.21.1424 5B SF Bay M/H727.50.8248 TriNum W/L Hig737.90.8131 5B W/L Low1285.70.4667 5B SF Bay High694.10.8645 Predom. Upwind764.30.7851 5B W/L L/M939.60.6386 ChiMac Up Low912.10.6578 Predom. Reaching661.10.9075 5B W/L Med808.50.7421 ChiMac Up Med828.80.7239 Predom. Downwind699.60.8576 5B W/L M/H746.80.8034 ChiMac Up High733.40.8181 Predom. Up Low1034.90.5797 5B W/L High712.50.8421 ChiMac Off Low888.10.6756 Predom. Up L/M791.50.7581 W/L 60-40 Low1291.90.4644 ChiMac Off Med782.40.7669 Predom. Up Med711.40.8434 W/L 60-40 L/M951.90.6303 ChiMac Off High653.10.9188 Predom. Up M/H679.40.8831 W/L 60-40 Med829.40.7234 ChiMac AP Low895.60.6700 Predom. Up High664.30.9032 W/L 60-40 M/H778.60.7706 ChiMac AP Med802.10.7480 Predom. Dn Low1034.20.5802 W/L 60-40 High755.10.7946 ChiMac AP High690.90.8684 Predom. Dn L/M761.70.7877 5B AP Low945.40.6347 BayMac Cove Island1032.80.5810 Predom. Dn Med649.50.9237 5B AP L/M747.10.8031 BayMac Shore1024.40.5857 Predom. Dn M/H573.11.0470 5B AP Med656.30.9142 Harvest Moon569.51.0535      SA/DSPL Up29.75SA/DSPL Dn46.82
ORC Ref  04310004JMU Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
ModocNED 28FF
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassF & F 65 STDMeasurement19/08/2025HINPlan reviewHull constructionLightCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall6.499Maximum beam2.510Draft1.240Displacement891Wetted area9.83IMS L6.101LSM05.906Accomod. length6.499Sink (kg/mm) 7.91
VCGD0.082VCGM0.138 RM Rated (kg·m) 22.6Limit of positive stability(°) 107.3 Stability Index 98.6 BLR index 0.0000Default crew weight170 Declared crew weight 300
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
BackstayFixedForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders1Rotating mastNo
P7.950IG7.175ISP7.480MDT10.067MDL10.090MDT2MDL2TLTaperMWGO
E2.800J2.420BAS0.890FSD0.000SFJ0.000SPL2.840WPLTPS3.170BDMWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date20/08/2025CommentDisplacement is without outboard engine.
SFFP0.189FFM0.872FF0.872LCFcl3.570SG
SAFP6.247FAM0.749FA0.749LCFsh3.770HBI0.828
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04310004JMU Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
ModocNED 28FF
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.140.611.081.812.3413.32
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment20263.967.05NoNo 14.21
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment17.547.547.544.764.8630.03
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment18.076.237.153.333.7888%20.38
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
ORC Ref  04310004JMU Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org