International Certificate2026
GRIELNED 6428
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 Angles47.1°44.5°42.4°40.8°39.8°39.2°39.0°39.0°39.8°
Beat VMG2.453.504.274.825.145.285.365.415.34
52°3.895.416.417.057.397.557.637.717.71
60°4.235.736.707.287.597.777.857.957.98
75°4.495.966.917.447.778.008.178.358.46
90°4.365.846.857.507.898.168.328.708.94
110°4.045.696.907.608.048.418.769.339.70
120°3.885.506.707.477.938.338.729.5210.31
135°3.364.906.097.037.638.058.459.2910.29
150°2.784.135.306.307.117.658.058.819.70
Run VMG2.403.574.595.476.246.897.408.168.87
Gybe Angles139.9°144.8°149.2°152.5°157.0°163.9°170.0°177.7°176.8°
APH ToD:542.8CDL: 10.041APH ToT: 1.1053CertNo:14870
BOAT
ClassDehler 39DesignerJudel & VrolijkBuilderDehlerAge date01/2000Series date01/1998Offset fileDEH39_19.OFFData fileNED6428
HULL
Length Overall11.785 mMaximum Beam3.786 mDraft1.979 mDisplacement8,092 kgDLR6.1445IMS DivisionCruiser/RacerDynamic Allowance0.220%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.430m
CREW
Maximum weight790 kg(declared)Minimum weight660 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail46.2646.97Headsail Luffed45.8545.85Headsail FlyingSymmetric102.72102.72Asymmetric88.4788.47 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail14.37Storm Jib12.40Heavy Weather Jib33.46
SAIL LIMITS
Headsails6Spinnakers5
✱ Asymmetric may be tacked on the pole
STABILITY
Righting Moment 190.4 kg·m Stability Index 124.7
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  04310004K94 Issued on 04/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
GRIELNED 6428
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 VMG1468.11028.9843.5747.2700.6681.7672.1665.9673.6
52°925.1665.8561.4510.3487.0476.8471.9467.1466.9
60°850.8627.9537.1494.7474.3463.5458.4452.6450.9
75°802.0603.9521.3483.6463.4450.1440.8431.1425.4
90°826.5616.5525.6480.0456.1441.3432.6413.6402.5
110°890.7633.1522.0473.5448.0428.1410.8385.7371.0
120°926.8654.7537.3481.7453.7432.3412.8378.0349.3
135°1072.0735.2591.0512.2471.8447.2426.2387.4349.7
150°1296.7872.3679.1571.1506.1470.4447.3408.5371.2
Run VMG1497.41007.2784.2658.1576.8522.6486.4441.2406.0
Selected Courses
Windward / Leeward1482.71018.0813.8702.6638.7602.2579.3553.5539.8
All purpose1109.0778.5636.0562.0521.9499.0483.8462.8449.1
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward670.50.8949
All purpose542.81.1053
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low707.30.8483
Triple Number Coastal/Long Distance Medium539.01.1131
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.90.6551
Triple Number Windward/Leeward Medium665.50.9016
Triple Number Windward/Leeward High575.31.0429
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance592.31.0130
Triple Number Coastal/Long Distance Low707.30.8483
Triple Number Coastal/Long Distance Medium539.01.1131
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.90.6551
Triple Number Windward/Leeward Medium665.50.9016
Triple Number Windward/Leeward High575.31.0429
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1484.21017.0765.0633.2557.4518.3489.3441.9425.6
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7865
Downwind "popa"0.9383
70% up, 30% down "Ilhabela"0.8266
30% up, 70% down "Ilhabela-inverso"0.8869
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low707.30.8483
Triple Number Coastal/Long Distance Medium539.01.1131
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.90.6551
Triple Number Windward/Leeward Medium665.50.9016
Triple Number Windward/Leeward High575.31.0429
Predominantly Upwind586.51.0229
Predominantly Downwind554.71.0817
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP566.21.0598 Predom. Rc High439.31.3657 5B SF Bay L/M741.30.8094 TriNum AP Low707.30.8483 Predom. Dn Low871.80.6882 5B SF Bay Med630.40.9518 TriNum AP Med539.11.1129 Predom. Dn L/M632.60.9485 5B SF Bay M/H570.31.0520 TriNum AP High479.81.2506 Predom. Dn Med533.21.1252 5B SF Bay High544.91.1012 TriNum W/L Low961.50.6240 Predom. Dn M/H473.81.2665 5B AP Low788.70.7607 TriNum W/L Med665.50.9016 Predom. Dn High440.71.3615 5B AP L/M614.10.9771 TriNum W/L Hig575.31.0429 ChiMac Up Low748.90.8012 5B AP Med531.11.1298 Predom. Upwind612.20.9801 ChiMac Up Med672.10.8927 5B AP M/H486.01.2344 Predom. Reaching542.11.1069 ChiMac Up High584.11.0272 5B AP High464.11.2929 Predom. Downwind581.81.0313 ChiMac Off Low743.10.8074 5B W/L Low1083.20.5539 Predom. Up Low858.10.6992 ChiMac Off Med651.40.9211 5B W/L L/M778.90.7704 Predom. Up L/M645.90.9290 ChiMac Off High543.81.1034 5B W/L Med652.90.9190 Predom. Up Med566.11.0600 ChiMac AP Low741.90.8087 5B W/L M/H583.81.0278 Predom. Up M/H528.21.1360 ChiMac AP Med658.80.9107 5B W/L High555.61.0799 Predom. Up High513.21.1690 ChiMac AP High562.11.0673 W/L 60-40 Low1085.00.5530 Predom. Rc Low765.00.7843 BayMac Cove Island858.20.6991 W/L 60-40 L/M786.20.7631 Predom. Rc L/M576.71.0403 BayMac Shore850.40.7056 W/L 60-40 Med665.20.9019 Predom. Rc Med503.31.1922 Harvest Moon476.31.2598 W/L 60-40 M/H602.00.9966 Predom. Rc M/H462.61.2970 5B SF Bay Low907.10.6615 W/L 60-40 High578.11.0378      SA/DSPL Up22.70SA/DSPL Dn36.70
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance592.31.0130
Triple Number Coastal/Long Distance Low707.30.8483
Triple Number Coastal/Long Distance Medium539.01.1131
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.90.6551
Triple Number Windward/Leeward Medium665.50.9016
Triple Number Windward/Leeward High575.31.0429
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1484.21017.0765.0633.2557.4518.3489.3441.9425.6
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance592.31.0130
Triple Number Coastal/Long Distance Low707.30.8483
Triple Number Coastal/Long Distance Medium539.01.1131
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.90.6551
Triple Number Windward/Leeward Medium665.50.9016
Triple Number Windward/Leeward High575.31.0429
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1484.21017.0765.0633.2557.4518.3489.3441.9425.6
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance592.3
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1484.21017.0765.0633.2557.4518.3489.3441.9425.6
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low707.30.8483
Triple Number Coastal/Long Distance Medium539.01.1131
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.90.6551
Triple Number Windward/Leeward Medium665.50.9016
Triple Number Windward/Leeward High575.31.0429
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating592.31.0130
FinRating, kevyt tuuli1066.60.9376
FinRating, kova tuuli466.61.0715
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low707.30.8483
Triple Number Coastal/Long Distance Medium539.01.1131
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.90.6551
Triple Number Windward/Leeward Medium665.50.9016
Triple Number Windward/Leeward High575.31.0429
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance1.0130
Triple Number Coastal/Long Distance Low0.8483
Triple Number Coastal/Long Distance Medium1.1131
Triple Number Coastal/Long Distance High1.2506
Triple Number Windward/Leeward Low0.6551
Triple Number Windward/Leeward Medium0.9016
Triple Number Windward/Leeward High1.0429
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1484.21017.0765.0633.2557.4518.3489.3441.9425.6
For information
General Purpose Handicap (GPH)611.3
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance592.31.0130
Triple Number Coastal/Long Distance Low707.30.8483
Triple Number Coastal/Long Distance Medium539.01.1131
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.90.6551
Triple Number Windward/Leeward Medium665.50.9016
Triple Number Windward/Leeward High575.31.0429
Saronikos S All Purpose621.30.9656
Saronikos S Upwind696.40.8616
Saronikos S Downwind533.41.1250
Saronikos N All Purpose653.50.9181
Saronikos N Upwind728.10.8241
Saronikos N Downwind584.81.0260
Saronikos SW All Purpose628.50.9547
Saronikos SW Upwind717.20.8366
Saronikos SW Downwind542.31.1063
Saronikos NE All Purpose680.00.8823
Saronikos NE Upwind681.60.8803
Saronikos NE Downwind661.30.9073
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1484.21017.0765.0633.2557.4518.3489.3441.9425.6
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low707.30.8483
Triple Number Coastal/Long Distance Medium539.01.1131
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.90.6551
Triple Number Windward/Leeward Medium665.50.9016
Triple Number Windward/Leeward High575.31.0429
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose566.21.0598
5-Band All Purpose Low860.10.6976
5-Band All Purpose L/M637.00.9419
5-Band All Purpose Med548.31.0942
5-Band All Purpose M/H500.11.1997
5-Band All Purpose High476.31.2596
Single Number Predominant Upwind585.21.0253
Single Number Predominant Reaching520.21.1534
Single Number Predominant Downwind555.41.0803
5-Band 50-50 Windward/Leeward Low1083.20.5539
5-Band 50-50 Windward/Leeward L/M778.90.7704
5-Band 50-50 Windward/Leeward Med652.90.9190
5-Band 50-50 Windward/Leeward M/H583.81.0278
5-Band 50-50 Windward/Leeward High555.61.0799
5-Band 60-40 Windward/Leeward Low1085.00.5530
5-Band 60-40 Windward/Leeward L/M786.20.7631
5-Band 60-40 Windward/Leeward Med665.20.9019
5-Band 60-40 Windward/Leeward M/H602.00.9966
5-Band 60-40 Windward/Leeward High578.11.0378
Triple Number 50-50 Windward/Leeward Low961.50.6240
Triple Number 50-50 Windward/Leeward Med665.60.9015
Triple Number 50-50 Windward/Leeward High575.31.0429
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward682.80.8787
Triple Number 60-40 Windward/Leeward Low965.10.6217
Triple Number 60-40 Windward/Leeward Med677.10.8861
Triple Number 60-40 Windward/Leeward High594.71.0089
Triple Number All-Purpose Low770.20.7791
Triple Number All-Purpose Med557.01.0772
Triple Number All-Purpose High493.31.2163
Triple Number Predominant Upwind Low779.30.7699
Triple Number Predominant Upwind Med576.21.0413
Triple Number Predominant Upwind High528.41.1355
Triple Number Predominant Reaching Low693.20.8655
Triple Number Predominant Reaching Med518.71.1566
Triple Number Predominant Reaching High447.91.3397
Triple Number Predominant Downwind Low774.50.7747
Triple Number Predominant Downwind Med544.21.1025
Triple Number Predominant Downwind High455.91.3160
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance592.31.0130
Triple Number Coastal/Long Distance Low707.30.8483
Triple Number Coastal/Long Distance Medium539.01.1131
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.90.6551
Triple Number Windward/Leeward Medium665.50.9016
Triple Number Windward/Leeward High575.31.0429
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1484.21017.0765.0633.2557.4518.3489.3441.9425.6
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance592.31.0130
Triple Number Coastal/Long Distance Low707.30.8483
Triple Number Coastal/Long Distance Medium539.01.1131
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.90.6551
Triple Number Windward/Leeward Medium665.50.9016
Triple Number Windward/Leeward High575.31.0429
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1484.21017.0765.0633.2557.4518.3489.3441.9425.6
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low707.3
Triple Number Coastal/Long Distance Medium539.0
Triple Number Coastal/Long Distance High479.8
Triple Number Windward/Leeward Low915.9
Triple Number Windward/Leeward Medium665.5
Triple Number Windward/Leeward High575.3
Predominantly Upwind586.5
Predominantly Downwind554.7
Predominantly Reaching530.1
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance592.31.0130
Triple Number Coastal/Long Distance Low707.30.8483
Triple Number Coastal/Long Distance Medium539.01.1131
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.90.6551
Triple Number Windward/Leeward Medium665.50.9016
Triple Number Windward/Leeward High575.31.0429
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1484.21017.0765.0633.2557.4518.3489.3441.9425.6
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8483
Triple Number Coastal/Long Distance Medium1.1131
Triple Number Coastal/Long Distance High1.2506
Triple Number Windward/Leeward Low0.6551
Triple Number Windward/Leeward Medium0.9016
Triple Number Windward/Leeward High1.0429
Coastal/Long Distance1.0130
Predominantly Upwind1.0229
Predominantly Downwind1.0817
For information
General Purpose Handicap (GPH)611.3
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.1053
Distanseseilas Trippeltall svak vind0.8483
Distanseseilas Trippeltall mellomvind1.1131
Distanseseilas Trippeltall sterk vind1.2506
Pølsebane Trippeltall svak vind0.6551
Pølsebane Trippeltall mellomvind0.9016
Pølsebane Trippeltall sterk vind1.0429
Motvind Singeltall1.0229
Medvind Singeltall1.0817
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low707.30.8483
Triple Number Coastal/Long Distance Medium539.01.1131
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.90.6551
Triple Number Windward/Leeward Medium665.50.9016
Triple Number Windward/Leeward High575.31.0429
Coastal/Long Distance592.31.0130
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind586.51.0229
Predominantly Downwind554.71.0817
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore543.91.1031
Cape Doctor Coastal453.21.3239
Triple Number Coastal/Long Distance Low707.30.8483
Triple Number Coastal/Long Distance Medium539.01.1131
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.90.6551
Triple Number Windward/Leeward Medium665.50.9016
Triple Number Windward/Leeward High575.31.0429
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8483
Triple Number Coastal/Long Distance Medium1.1131
Triple Number Coastal/Long Distance High1.2506
Triple Number Windward/Leeward Low0.6551
Triple Number Windward/Leeward Medium0.9016
Triple Number Windward/Leeward High1.0429
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8483
Triple Number Coastal/Long Distance Medium1.1131
Triple Number Coastal/Long Distance High1.2506
Triple Number Windward/Leeward Low0.6551
Triple Number Windward/Leeward Medium0.9016
Triple Number Windward/Leeward High1.0429
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance592.31.0130
Triple Number Coastal/Long Distance Low707.30.8483
Triple Number Coastal/Long Distance Medium539.01.1131
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.90.6551
Triple Number Windward/Leeward Medium665.50.9016
Triple Number Windward/Leeward High575.31.0429
Predominantly Upwind586.51.0229
Predominantly Downwind554.71.0817
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1484.21017.0765.0633.2557.4518.3489.3441.9425.6
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance592.31.0130
Triple Number Coastal/Long Distance Low707.30.8483
Triple Number Coastal/Long Distance Medium539.01.1131
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.90.6551
Triple Number Windward/Leeward Medium665.50.9016
Triple Number Windward/Leeward High575.31.0429
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1484.21017.0765.0633.2557.4518.3489.3441.9425.6
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP566.21.0598 Predom. Dn High440.71.3615 5B AP M/H486.01.2344 TriNum AP Low707.30.8483 Predom. Rc Low765.00.7843 5B AP High464.11.2929 TriNum AP Med539.11.1129 Predom. Rc L/M576.71.0403 5B SF Bay Low907.10.6615 TriNum AP High479.81.2506 Predom. Rc Med503.31.1922 5B SF Bay L/M741.30.8094 TriNum W/L Low961.50.6240 Predom. Rc M/H462.61.2970 5B SF Bay Med630.40.9518 TriNum W/L Med665.50.9016 Predom. Rc High439.31.3657 5B SF Bay M/H570.31.0520 TriNum W/L Hig575.31.0429 5B W/L Low1083.20.5539 5B SF Bay High544.91.1012 Predom. Upwind612.20.9801 5B W/L L/M778.90.7704 ChiMac Up Low748.90.8012 Predom. Reaching542.11.1069 5B W/L Med652.90.9190 ChiMac Up Med672.10.8927 Predom. Downwind581.81.0313 5B W/L M/H583.81.0278 ChiMac Up High584.11.0272 Predom. Up Low858.10.6992 5B W/L High555.61.0799 ChiMac Off Low743.10.8074 Predom. Up L/M645.90.9290 W/L 60-40 Low1085.00.5530 ChiMac Off Med651.40.9211 Predom. Up Med566.11.0600 W/L 60-40 L/M786.20.7631 ChiMac Off High543.81.1034 Predom. Up M/H528.21.1360 W/L 60-40 Med665.20.9019 ChiMac AP Low741.90.8087 Predom. Up High513.21.1690 W/L 60-40 M/H602.00.9966 ChiMac AP Med658.80.9107 Predom. Dn Low871.80.6882 W/L 60-40 High578.11.0378 ChiMac AP High562.11.0673 Predom. Dn L/M632.60.9485 5B AP Low788.70.7607 BayMac Cove Island858.20.6991 Predom. Dn Med533.21.1252 5B AP L/M614.10.9771 BayMac Shore850.40.7056 Predom. Dn M/H473.81.2665 5B AP Med531.11.1298 Harvest Moon476.31.2598      SA/DSPL Up22.70SA/DSPL Dn36.70
ORC Ref  04310004K94 Issued on 04/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
GRIELNED 6428
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDehler 39Measurement18/05/2000HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall11.785Maximum beam3.786Draft1.979Displacement8,092Wetted area31.83IMS L10.996LSM010.960Accomod. length11.785Sink (kg/mm) 23.52
VCGD-0.225VCGM-0.015 RM Rated (kg·m) 190.4Limit of positive stability(°) 120.2 Stability Index 124.7 BLR index 0.0000Default crew weight785 Declared crew weight 790
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.430PBW0.125PIPA0.0035
EDL2.360ST10.042ST20.177
ST30.177ST40.112ST50.280
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders3Rotating mastNo
P14.900IG15.650ISP15.740MDT10.117MDL10.215MDT20.117MDL20.117TL0.700MW0.215GO0.241
E5.510J4.440BAS1.640FSD0.025SFJ0.000SPL4.500WPLTPSBD0.190MWT255.00MCG5.280
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date30/03/2018
SFFP0.258FFM1.380FF1.384LCFcl6.514SG1.0160
SAFP11.419FAM1.136FA1.139LCFsh6.774HBI1.246
W1117.7W2117.7W3117.7W4117.7LCFD
PD1253.3PD2263.2PD3258.3PD4257.1
WD5.200PLM9000.00GSA1.0RSA1.0RM186.9
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG3water10002.502water5005.501fuelFuel11005.50Total deductible0
OTHER ITEMSIdKindDescriptionWeightLCGVCG2Battery120V Port8.801Battery2x 2400wh P+SBTotal deductible
ORC Ref  04310004K94 Issued on 04/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
GRIELNED 6428
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentGZ offshoreGZ offshoreOff0.161.021.873.274.4446.2608/03/2018GZ inshore0.171.021.843.284.4446.2214/07/2018
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentGenua0.080.761.452.934.466.0915.35NoNo 45.8521/01/2025J10.090.751.422.553.584.6715.56YesNo 38.3914/07/2018J20.080.731.352.463.554.7015.66YesNo 38.0622/10/2022J40.100.601.122.173.254.3015.13YesNo 32.9925/01/2018Staysail0.621.162.112.953.6114.27NoInner 28.4603/04/2014
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComments115.5415.5415.547.997.70102.7206/04/2016s215.5415.5415.547.977.70102.5107/12/2017s415.5015.5015.507.807.80100.7519/01/2021
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommenta515.9413.9514.956.937.8089%88.4713/12/2018
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length11.8 mTable area0.55 m²Headroom1.80 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity145 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity86 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04310004K94 Issued on 04/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org