Double HandedInternational Certificate2026
HEDAAPOL 41000
Polski Związek Żeglarski
al. ks. J.Poniatowskiego 1
03-901 Warszawa, Polska
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 Angles48.2°45.6°43.7°42.6°41.9°41.6°41.6°42.5°44.4°
Beat VMG2.103.063.774.304.674.874.924.894.70
52°3.354.785.776.486.957.217.317.357.23
60°3.675.116.096.787.237.497.617.687.64
75°3.915.366.407.097.497.747.948.148.21
90°4.135.696.787.467.838.078.278.498.71
110°4.085.726.907.618.068.438.739.229.64
120°3.975.596.787.527.998.418.819.5610.18
135°3.495.046.247.147.718.138.559.4410.61
150°2.894.255.406.377.127.627.998.709.48
Run VMG2.503.684.685.526.176.667.077.738.34
Gybe Angles139.7°143.5°147.5°149.2°151.0°154.6°159.5°163.3°160.9°
APH ToD:566.4CDL: 9.037APH ToT: 1.0594CertNo:25/02
BOAT
ClassDufour 390DesignerFeliciBuilderDUFOURAge date10/2019Series date10/2019Offset filedufour390+.offData filePOL41000
HULL
Length Overall11.158 mMaximum Beam4.022 mDraft1.929 mDisplacement8,034 kgDLR6.7801IMS DivisionCruiser/RacerDynamic Allowance0.340%Age Allowance0.228%RS Assessment-0.381%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.464m
CREW
Maximum weight180 kg(declared)Minimum weight120 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail38.7739.39Headsail Luffed33.2333.23Headsail FlyingSymmetricAsymmetric110.03110.03 (2 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS Maximum (m²)
Trysail11.47Storm Jib10.83Heavy Weather Jib29.24
SAIL LIMITS
Headsails5
✱ One set on the forestay
Spinnakers4
✱ Asymmetric SHALL NOT be tacked on the pole
STABILITY
Righting Moment 220.5 kg·m Stability Index 116.3
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  04410004OSK Issued on 06/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational Certificate2026
HEDAAPOL 41000
Polski Związek Żeglarski
al. ks. J.Poniatowskiego 1
03-901 Warszawa, Polska
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 VMG1716.81176.7954.2837.3770.5739.9731.3736.9766.2
52°1073.8753.5624.3555.7517.6499.0492.4489.8497.7
60°981.1705.0591.4531.1497.8480.7472.9468.5471.0
75°919.6671.8562.3507.8480.7464.9453.5442.0438.3
90°872.4632.5530.6482.9460.0446.1435.2424.3413.2
110°882.6629.3521.5472.8446.8427.3412.5390.6373.4
120°907.6643.5531.2478.5450.4428.3408.6376.7353.6
135°1031.8715.0576.7504.5467.2442.9421.2381.2339.2
150°1246.7847.4666.5565.1505.7472.3450.5414.0379.6
Run VMG1439.6978.5769.6652.6583.4540.8509.1465.9431.6
Selected Courses
Windward / Leeward1578.21077.6861.9744.9676.9640.4620.2601.4598.9
All purpose1180.2820.7667.5587.5543.0518.0503.0486.1478.4
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward712.30.8424
All purpose566.41.0594
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low744.00.8064
Triple Number Coastal/Long Distance Medium562.01.0677
Triple Number Coastal/Long Distance High500.41.1990
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium705.90.8500
Triple Number Windward/Leeward High618.20.9706
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance619.30.9688
Triple Number Coastal/Long Distance Low744.00.8064
Triple Number Coastal/Long Distance Medium562.01.0677
Triple Number Coastal/Long Distance High500.41.1990
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium705.90.8500
Triple Number Windward/Leeward High618.20.9706
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1564.31067.7805.5666.2582.7538.3506.3457.8446.6
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7063
Downwind "popa"0.9334
70% up, 30% down "Ilhabela"0.7619
30% up, 70% down "Ilhabela-inverso"0.8513
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low744.00.8064
Triple Number Coastal/Long Distance Medium562.01.0677
Triple Number Coastal/Long Distance High500.41.1990
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium705.90.8500
Triple Number Windward/Leeward High618.20.9706
Predominantly Upwind624.70.9604
Predominantly Downwind565.01.0619
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP591.01.0152 Predom. Rc High453.01.3245 5B SF Bay L/M788.30.7612 TriNum AP Low744.10.8064 Predom. Dn Low880.20.6816 5B SF Bay Med668.40.8977 TriNum AP Med562.01.0676 Predom. Dn L/M640.60.9366 5B SF Bay M/H607.00.9885 TriNum AP High500.41.1990 Predom. Dn Med543.31.1043 5B SF Bay High588.11.0203 TriNum W/L Low1018.90.5889 Predom. Dn M/H486.81.2325 5B AP Low822.70.7293 TriNum W/L Med705.90.8500 Predom. Dn High456.11.3156 5B AP L/M643.50.9325 TriNum W/L Hig618.20.9706 ChiMac Up Low815.00.7362 5B AP Med553.21.0845 Predom. Upwind656.20.9143 ChiMac Up Med726.00.8265 5B AP M/H506.01.1857 Predom. Reaching557.61.0761 ChiMac Up High625.00.9600 5B AP High487.71.2303 Predom. Downwind592.41.0128 ChiMac Off Low751.90.7980 5B W/L Low1148.80.5223 Predom. Up Low941.30.6374 ChiMac Off Med661.20.9074 5B W/L L/M825.10.7272 Predom. Up L/M696.50.8615 ChiMac Off High555.11.0808 5B W/L Med692.80.8660 Predom. Up Med601.50.9975 ChiMac AP Low778.50.7707 5B W/L M/H625.20.9597 Predom. Up M/H557.31.0767 ChiMac AP Med690.00.8696 5B W/L High604.20.9930 Predom. Up High547.21.0965 ChiMac AP High587.71.0209 W/L 60-40 Low1170.30.5127 Predom. Rc Low794.20.7555 BayMac Cove Island904.90.6631 W/L 60-40 L/M843.80.7111 Predom. Rc L/M593.11.0116 BayMac Shore898.00.6681 W/L 60-40 Med712.00.8427 Predom. Rc Med515.51.1639 Harvest Moon485.51.2359 W/L 60-40 M/H647.50.9266 Predom. Rc M/H473.51.2672 5B SF Bay Low967.40.6202 W/L 60-40 High631.60.9500      SA/DSPL Up17.83SA/DSPL Dn36.84
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance619.30.9688
Triple Number Coastal/Long Distance Low744.00.8064
Triple Number Coastal/Long Distance Medium562.01.0677
Triple Number Coastal/Long Distance High500.41.1990
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium705.90.8500
Triple Number Windward/Leeward High618.20.9706
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1564.31067.7805.5666.2582.7538.3506.3457.8446.6
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance619.30.9688
Triple Number Coastal/Long Distance Low744.00.8064
Triple Number Coastal/Long Distance Medium562.01.0677
Triple Number Coastal/Long Distance High500.41.1990
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium705.90.8500
Triple Number Windward/Leeward High618.20.9706
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1564.31067.7805.5666.2582.7538.3506.3457.8446.6
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance619.3
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1564.31067.7805.5666.2582.7538.3506.3457.8446.6
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low744.00.8064
Triple Number Coastal/Long Distance Medium562.01.0677
Triple Number Coastal/Long Distance High500.41.1990
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium705.90.8500
Triple Number Windward/Leeward High618.20.9706
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating619.30.9688
FinRating, kevyt tuuli1126.30.8879
FinRating, kova tuuli490.01.0205
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low744.00.8064
Triple Number Coastal/Long Distance Medium562.01.0677
Triple Number Coastal/Long Distance High500.41.1990
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium705.90.8500
Triple Number Windward/Leeward High618.20.9706
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9688
Triple Number Coastal/Long Distance Low0.8064
Triple Number Coastal/Long Distance Medium1.0677
Triple Number Coastal/Long Distance High1.1990
Triple Number Windward/Leeward Low0.6187
Triple Number Windward/Leeward Medium0.8500
Triple Number Windward/Leeward High0.9706
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1564.31067.7805.5666.2582.7538.3506.3457.8446.6
For information
General Purpose Handicap (GPH)639.1
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance619.30.9688
Triple Number Coastal/Long Distance Low744.00.8064
Triple Number Coastal/Long Distance Medium562.01.0677
Triple Number Coastal/Long Distance High500.41.1990
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium705.90.8500
Triple Number Windward/Leeward High618.20.9706
Saronikos S All Purpose669.70.8959
Saronikos S Upwind769.70.7795
Saronikos S Downwind537.71.1158
Saronikos N All Purpose697.20.8606
Saronikos N Upwind807.10.7434
Saronikos N Downwind579.51.0354
Saronikos SW All Purpose672.60.8921
Saronikos SW Upwind793.20.7564
Saronikos SW Downwind539.01.1131
Saronikos NE All Purpose715.90.8381
Saronikos NE Upwind746.50.8037
Saronikos NE Downwind651.30.9213
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1564.31067.7805.5666.2582.7538.3506.3457.8446.6
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low744.00.8064
Triple Number Coastal/Long Distance Medium562.01.0677
Triple Number Coastal/Long Distance High500.41.1990
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium705.90.8500
Triple Number Windward/Leeward High618.20.9706
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose591.01.0152
5-Band All Purpose Low905.10.6629
5-Band All Purpose L/M665.50.9016
5-Band All Purpose Med570.61.0515
5-Band All Purpose M/H521.01.1517
5-Band All Purpose High501.01.1976
Single Number Predominant Upwind624.20.9613
Single Number Predominant Reaching533.21.1253
Single Number Predominant Downwind565.11.0617
5-Band 50-50 Windward/Leeward Low1148.80.5223
5-Band 50-50 Windward/Leeward L/M825.10.7272
5-Band 50-50 Windward/Leeward Med692.80.8660
5-Band 50-50 Windward/Leeward M/H625.20.9597
5-Band 50-50 Windward/Leeward High604.20.9930
5-Band 60-40 Windward/Leeward Low1170.30.5127
5-Band 60-40 Windward/Leeward L/M843.80.7111
5-Band 60-40 Windward/Leeward Med712.00.8427
5-Band 60-40 Windward/Leeward M/H647.50.9266
5-Band 60-40 Windward/Leeward High631.60.9500
Triple Number 50-50 Windward/Leeward Low1018.90.5889
Triple Number 50-50 Windward/Leeward Med706.00.8499
Triple Number 50-50 Windward/Leeward High618.20.9706
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward732.00.8197
Triple Number 60-40 Windward/Leeward Low1038.90.5775
Triple Number 60-40 Windward/Leeward Med724.90.8277
Triple Number 60-40 Windward/Leeward High641.60.9351
Triple Number All-Purpose Low808.30.7423
Triple Number All-Purpose Med579.91.0347
Triple Number All-Purpose High515.01.1651
Triple Number Predominant Upwind Low846.90.7085
Triple Number Predominant Upwind Med613.70.9777
Triple Number Predominant Upwind High559.71.0720
Triple Number Predominant Reaching Low719.00.8345
Triple Number Predominant Reaching Med534.01.1236
Triple Number Predominant Reaching High457.41.3117
Triple Number Predominant Downwind Low784.30.7650
Triple Number Predominant Downwind Med552.01.0870
Triple Number Predominant Downwind High467.41.2836
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance619.30.9688
Triple Number Coastal/Long Distance Low744.00.8064
Triple Number Coastal/Long Distance Medium562.01.0677
Triple Number Coastal/Long Distance High500.41.1990
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium705.90.8500
Triple Number Windward/Leeward High618.20.9706
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1564.31067.7805.5666.2582.7538.3506.3457.8446.6
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance619.30.9688
Triple Number Coastal/Long Distance Low744.00.8064
Triple Number Coastal/Long Distance Medium562.01.0677
Triple Number Coastal/Long Distance High500.41.1990
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium705.90.8500
Triple Number Windward/Leeward High618.20.9706
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1564.31067.7805.5666.2582.7538.3506.3457.8446.6
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low744.0
Triple Number Coastal/Long Distance Medium562.0
Triple Number Coastal/Long Distance High500.4
Triple Number Windward/Leeward Low969.8
Triple Number Windward/Leeward Medium705.9
Triple Number Windward/Leeward High618.2
Predominantly Upwind624.7
Predominantly Downwind565.0
Predominantly Reaching540.5
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance619.30.9688
Triple Number Coastal/Long Distance Low744.00.8064
Triple Number Coastal/Long Distance Medium562.01.0677
Triple Number Coastal/Long Distance High500.41.1990
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium705.90.8500
Triple Number Windward/Leeward High618.20.9706
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1564.31067.7805.5666.2582.7538.3506.3457.8446.6
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8064
Triple Number Coastal/Long Distance Medium1.0677
Triple Number Coastal/Long Distance High1.1990
Triple Number Windward/Leeward Low0.6187
Triple Number Windward/Leeward Medium0.8500
Triple Number Windward/Leeward High0.9706
Coastal/Long Distance0.9688
Predominantly Upwind0.9604
Predominantly Downwind1.0619
For information
General Purpose Handicap (GPH)639.1
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0594
Distanseseilas Trippeltall svak vind0.8064
Distanseseilas Trippeltall mellomvind1.0677
Distanseseilas Trippeltall sterk vind1.1990
Pølsebane Trippeltall svak vind0.6187
Pølsebane Trippeltall mellomvind0.8500
Pølsebane Trippeltall sterk vind0.9706
Motvind Singeltall0.9604
Medvind Singeltall1.0619
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low744.00.8064
Triple Number Coastal/Long Distance Medium562.01.0677
Triple Number Coastal/Long Distance High500.41.1990
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium705.90.8500
Triple Number Windward/Leeward High618.20.9706
Coastal/Long Distance619.30.9688
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind624.70.9604
Predominantly Downwind565.01.0619
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore599.61.0006
Cape Doctor Coastal480.71.2481
Triple Number Coastal/Long Distance Low744.00.8064
Triple Number Coastal/Long Distance Medium562.01.0677
Triple Number Coastal/Long Distance High500.41.1990
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium705.90.8500
Triple Number Windward/Leeward High618.20.9706
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8064
Triple Number Coastal/Long Distance Medium1.0677
Triple Number Coastal/Long Distance High1.1990
Triple Number Windward/Leeward Low0.6187
Triple Number Windward/Leeward Medium0.8500
Triple Number Windward/Leeward High0.9706
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8064
Triple Number Coastal/Long Distance Medium1.0677
Triple Number Coastal/Long Distance High1.1990
Triple Number Windward/Leeward Low0.6187
Triple Number Windward/Leeward Medium0.8500
Triple Number Windward/Leeward High0.9706
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance619.30.9688
Triple Number Coastal/Long Distance Low744.00.8064
Triple Number Coastal/Long Distance Medium562.01.0677
Triple Number Coastal/Long Distance High500.41.1990
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium705.90.8500
Triple Number Windward/Leeward High618.20.9706
Predominantly Upwind624.70.9604
Predominantly Downwind565.01.0619
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1564.31067.7805.5666.2582.7538.3506.3457.8446.6
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance619.30.9688
Triple Number Coastal/Long Distance Low744.00.8064
Triple Number Coastal/Long Distance Medium562.01.0677
Triple Number Coastal/Long Distance High500.41.1990
Triple Number Windward/Leeward Low969.80.6187
Triple Number Windward/Leeward Medium705.90.8500
Triple Number Windward/Leeward High618.20.9706
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1564.31067.7805.5666.2582.7538.3506.3457.8446.6
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP591.01.0152 Predom. Dn High456.11.3156 5B AP M/H506.01.1857 TriNum AP Low744.10.8064 Predom. Rc Low794.20.7555 5B AP High487.71.2303 TriNum AP Med562.01.0676 Predom. Rc L/M593.11.0116 5B SF Bay Low967.40.6202 TriNum AP High500.41.1990 Predom. Rc Med515.51.1639 5B SF Bay L/M788.30.7612 TriNum W/L Low1018.90.5889 Predom. Rc M/H473.51.2672 5B SF Bay Med668.40.8977 TriNum W/L Med705.90.8500 Predom. Rc High453.01.3245 5B SF Bay M/H607.00.9885 TriNum W/L Hig618.20.9706 5B W/L Low1148.80.5223 5B SF Bay High588.11.0203 Predom. Upwind656.20.9143 5B W/L L/M825.10.7272 ChiMac Up Low815.00.7362 Predom. Reaching557.61.0761 5B W/L Med692.80.8660 ChiMac Up Med726.00.8265 Predom. Downwind592.41.0128 5B W/L M/H625.20.9597 ChiMac Up High625.00.9600 Predom. Up Low941.30.6374 5B W/L High604.20.9930 ChiMac Off Low751.90.7980 Predom. Up L/M696.50.8615 W/L 60-40 Low1170.30.5127 ChiMac Off Med661.20.9074 Predom. Up Med601.50.9975 W/L 60-40 L/M843.80.7111 ChiMac Off High555.11.0808 Predom. Up M/H557.31.0767 W/L 60-40 Med712.00.8427 ChiMac AP Low778.50.7707 Predom. Up High547.21.0965 W/L 60-40 M/H647.50.9266 ChiMac AP Med690.00.8696 Predom. Dn Low880.20.6816 W/L 60-40 High631.60.9500 ChiMac AP High587.71.0209 Predom. Dn L/M640.60.9366 5B AP Low822.70.7293 BayMac Cove Island904.90.6631 Predom. Dn Med543.31.1043 5B AP L/M643.50.9325 BayMac Shore898.00.6681 Predom. Dn M/H486.81.2325 5B AP Med553.21.0845 Harvest Moon485.51.2359      SA/DSPL Up17.83SA/DSPL Dn36.84
ORC Ref  04410004OSK Issued on 06/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational Certificate2026
HEDAAPOL 41000
Polski Związek Żeglarski
al. ks. J.Poniatowskiego 1
03-901 Warszawa, Polska
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDufour 390Measurement05/05/2026HINFR-DUFG0529F919Plan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall11.158Maximum beam4.022Draft1.929Displacement8,034Wetted area32.30IMS L10.561LSM010.581Accomod. length11.158Sink (kg/mm) 25.56
VCGD0.215VCGM0.232 RM Rated (kg·m) 220.5Limit of positive stability(°) 114.3 Stability Index 116.3 BLR index 0.0000Default crew weight170 Declared crew weight 180
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.464PBW0.130PIPA0.0026
EDL3.055ST10.066ST20.180
ST30.180ST40.080ST50.295
RIG
BackstayAdjustableForestayAdjustable (turnbuckle)Inner forestayNot installedMast materialSingle headsail furlerYesMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P14.300IG14.678ISP15.134MDT10.125MDL10.200MDT20.125MDL20.200TLMW0.200GO0.210
E4.580J3.985BAS1.319FSD0.035SFJ0.173SPL5.215WPLTPS5.555BD0.175MWT224.54MCG5.740
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date14/04/2024Measurer3/ORC
SFFP0.400FFM1.513FF1.543LCFcl6.119SG1.0010
SAFP10.975FAM1.282FA1.285LCFsh6.425HBI1.427
W193.2W293.2W393.2W493.2LCFD6.010
PD1295.0PD2295.2PD3302.6PD4302.8
WD8.900PLM9000.00GSA1.0RSA1.0RM218.6
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG5Fuel plastic STFuel200929.200.204Water plastic STWater20009.200.203Water plasticWater18002.600.252Waste plastic5003.781.451Waste plastic5007.451.45Total deductible779.200.20
OTHER ITEMSIdKindDescriptionWeightLCGVCG1MiscellaneousSzpryc budka124.501.854aBattery105 Strb238.500.304Battery105 Ah Ps for engine238.500.603Battery80 Ah PB gel279.300.102Battery80 Ah PB gel278.910.101aBattery95 Ah gel262.710.201Battery95 Ah gel262.710.201Engine (IC)VOLVO D2-401AnchorLewmar200.001.581Chainkaliber 10mm 40 mb920.840.88Total deductible1120.691.01
ORC Ref  04410004OSK Issued on 06/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational Certificate2026
HEDAAPOL 41000
Polski Związek Żeglarski
al. ks. J.Poniatowskiego 1
03-901 Warszawa, Polska
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment40.180.931.662.943.8638.7727/04/2026202630.160.971.672.833.7337.9919/04/2024202210.090.821.562.843.8237.7315/06/20202020 Membr
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment40.070.741.352.403.384.4214.24YesNo 33.2327/04/2026202610.080.601.142.243.384.4914.20YesNo 32.0715/06/20202020 Membr30.080.671.222.283.324.3614.15YesNo 31.9019/04/2024202220.070.380.731.532.443.4314.04NoNo 22.7520/07/20212020
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment416.9014.0515.488.697.90110%110.0320/04/20232023317.0112.8514.938.747.52116%105.7017/06/20202020 White215.3213.2214.277.129.1078%89.3808/07/20212021 correct115.2313.3014.275.206.8176%65.6419/04/20242021
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamYesJib trackNoSpinnaker retrieverNoBoomvangYesHeadsail cunninghamYesTack lineNoOuthaulYesMain travellerNoHalyardsYes
CRUISER/RACER REQUIREMENTS*
Accommodation length11.2 mTable area0.55 m²Headroom1.77 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity130 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity74 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04410004OSK Issued on 06/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org