Club Certificate2026
ARIEL OF HAMBLEGBR-8633T
Centre de Calcul FFVoile
17 rue Henri Bocquillon
75015 Paris
France
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 Angles47.7°45.3°43.3°41.7°40.5°39.5°39.1°39.6°40.6°
Beat VMG2.143.143.914.504.945.215.325.395.34
52°3.414.895.946.707.207.477.627.717.72
60°3.715.226.256.977.427.687.847.968.00
75°3.925.436.487.187.597.888.098.368.48
90°3.795.306.437.257.717.988.178.638.95
110°3.715.326.547.377.868.238.579.079.41
120°3.555.116.327.227.778.188.569.329.96
135°3.084.555.756.737.447.908.309.1410.11
150°2.573.865.026.016.867.487.918.679.52
Run VMG2.233.354.345.226.006.687.238.038.73
Gybe Angles143.1°146.2°149.6°152.8°156.1°162.4°168.2°177.2°176.8°
APH ToD:564.4CDL: 9.609APH ToT: 1.0631CertNo:26339a
BOAT
ClassDUFOUR 40 GTEDesignerFelci/RoseoBuilderDufour YachtsAge date01/2003Series date01/2003Offset fileDUFOUR40.offData fileGBR8633T_26339a
HULL
Length Overall12.060 mMaximum Beam3.890 mDraft2.061 mDisplacement7,679 kgDLR6.6528IMS DivisionCruiser/RacerDynamic Allowance0.340%Age Allowance0.650%RS Assessment-0.178%
PROPELLER
InstallationStrutTypeSolid 3 bladesDiameter0.432m
CREW
Maximum weight737 kg(default)Minimum weight607 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail41.2441.76Headsail Luffed40.0040.00Headsail FlyingSymmetric89.3889.38Asymmetric
STORM SAIL AREAS Maximum (m²)
Trysail13.10Storm Jib10.74Heavy Weather Jib28.98
SAIL LIMITS
Headsails5
✱ One set on the forestay
Spinnakers4
STABILITY
Righting Moment 200.4 kg·m Stability Index 126.1
COMMENTS
2026: NC / From: GBR8633T.dxt
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  04330004TC8 Issued on 17/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
ARIEL OF HAMBLEGBR-8633T
Centre de Calcul FFVoile
17 rue Henri Bocquillon
75015 Paris
France
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 VMG1681.31147.0921.1800.8728.6691.4676.2667.4674.6
52°1056.5735.9606.0537.3500.3481.6472.6466.7466.2
60°971.4690.3575.7516.3485.5468.7459.1452.1449.7
75°918.4663.5556.0501.7474.0456.9444.9430.5424.4
90°949.0679.0559.6496.5466.7451.3440.5417.3402.4
110°969.6677.1550.4488.6458.2437.6420.3396.8382.7
120°1015.2704.8569.3498.4463.2440.1420.7386.5361.6
135°1168.0791.4626.6535.0484.2455.5433.6394.1356.2
150°1398.7931.9717.6598.9525.0481.5455.3415.2378.2
Run VMG1615.11076.1828.7689.8600.4539.3498.1448.4412.4
Selected Courses
Windward / Leeward1648.21111.5874.9745.3664.5615.4587.1557.9543.5
All purpose1237.9849.8681.1590.8538.6508.3490.0467.0452.8
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward701.20.8557
All purpose564.41.0631
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low765.40.7839
Triple Number Coastal/Long Distance Medium560.31.0708
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium696.70.8612
Triple Number Windward/Leeward High583.31.0287
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance617.30.9720
Triple Number Coastal/Long Distance Low765.40.7839
Triple Number Coastal/Long Distance Medium560.31.0708
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium696.70.8612
Triple Number Windward/Leeward High583.31.0287
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1644.91108.0821.0668.6576.3527.9495.4446.2429.8
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7457
Downwind "popa"0.8973
70% up, 30% down "Ilhabela"0.7855
30% up, 70% down "Ilhabela-inverso"0.8457
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low765.40.7839
Triple Number Coastal/Long Distance Medium560.31.0708
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium696.70.8612
Triple Number Windward/Leeward High583.31.0287
Predominantly Upwind612.60.9795
Predominantly Downwind578.21.0377
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP589.11.0186 Predom. Rc High443.41.3532 5B SF Bay L/M793.20.7564 TriNum AP Low765.40.7839 Predom. Dn Low946.40.6340 5B SF Bay Med656.50.9140 TriNum AP Med560.41.0707 Predom. Dn L/M669.80.8958 5B SF Bay M/H579.01.0363 TriNum AP High486.01.2347 Predom. Dn Med552.41.0862 5B SF Bay High549.51.0918 TriNum W/L Low1045.70.5738 Predom. Dn M/H482.51.2436 5B AP Low861.20.6967 TriNum W/L Med696.70.8612 Predom. Dn High446.21.3447 5B AP L/M653.10.9187 TriNum W/L Hig583.31.0287 ChiMac Up Low815.00.7362 5B AP Med550.11.0908 Predom. Upwind643.50.9324 ChiMac Up Med718.70.8349 5B AP M/H493.31.2163 Predom. Reaching567.41.0574 ChiMac Up High608.30.9864 5B AP High468.51.2807 Predom. Downwind609.10.9850 ChiMac Off Low796.50.7533 5B W/L Low1186.50.5057 Predom. Up Low950.40.6313 ChiMac Off Med689.80.8698 5B W/L L/M833.00.7203 Predom. Up L/M691.20.8680 ChiMac Off High565.21.0615 5B W/L Med680.80.8813 Predom. Up Med587.01.0221 ChiMac AP Low801.40.7486 5B W/L M/H593.51.0110 Predom. Up M/H534.11.1233 ChiMac AP Med701.20.8557 5B W/L High560.51.0705 Predom. Up High515.71.1635 ChiMac AP High584.81.0260 W/L 60-40 Low1194.00.5025 Predom. Rc Low839.60.7146 BayMac Cove Island932.80.6433 W/L 60-40 L/M843.10.7117 Predom. Rc L/M611.60.9810 BayMac Shore925.00.6487 W/L 60-40 Med693.90.8647 Predom. Rc Med519.81.1543 Harvest Moon490.21.2239 W/L 60-40 M/H611.10.9818 Predom. Rc M/H469.71.2774 5B SF Bay Low989.90.6061 W/L 60-40 High582.41.0302      SA/DSPL Up20.73SA/DSPL Dn33.33
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance617.30.9720
Triple Number Coastal/Long Distance Low765.40.7839
Triple Number Coastal/Long Distance Medium560.31.0708
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium696.70.8612
Triple Number Windward/Leeward High583.31.0287
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1644.91108.0821.0668.6576.3527.9495.4446.2429.8
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance617.30.9720
Triple Number Coastal/Long Distance Low765.40.7839
Triple Number Coastal/Long Distance Medium560.31.0708
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium696.70.8612
Triple Number Windward/Leeward High583.31.0287
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1644.91108.0821.0668.6576.3527.9495.4446.2429.8
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance617.3
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1644.91108.0821.0668.6576.3527.9495.4446.2429.8
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low765.40.7839
Triple Number Coastal/Long Distance Medium560.31.0708
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium696.70.8612
Triple Number Windward/Leeward High583.31.0287
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating617.30.9720
FinRating, kevyt tuuli1170.80.8541
FinRating, kova tuuli471.21.0610
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low765.40.7839
Triple Number Coastal/Long Distance Medium560.31.0708
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium696.70.8612
Triple Number Windward/Leeward High583.31.0287
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9720
Triple Number Coastal/Long Distance Low0.7839
Triple Number Coastal/Long Distance Medium1.0708
Triple Number Coastal/Long Distance High1.2347
Triple Number Windward/Leeward Low0.6041
Triple Number Windward/Leeward Medium0.8612
Triple Number Windward/Leeward High1.0287
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1644.91108.0821.0668.6576.3527.9495.4446.2429.8
For information
General Purpose Handicap (GPH)641.6
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance617.30.9720
Triple Number Coastal/Long Distance Low765.40.7839
Triple Number Coastal/Long Distance Medium560.31.0708
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium696.70.8612
Triple Number Windward/Leeward High583.31.0287
Saronikos S All Purpose658.50.9112
Saronikos S Upwind748.10.8021
Saronikos S Downwind556.11.0790
Saronikos N All Purpose692.60.8662
Saronikos N Upwind785.20.7641
Saronikos N Downwind615.20.9753
Saronikos SW All Purpose671.90.8930
Saronikos SW Upwind779.80.7695
Saronikos SW Downwind567.91.0566
Saronikos NE All Purpose726.90.8254
Saronikos NE Upwind736.70.8144
Saronikos NE Downwind703.90.8524
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1644.91108.0821.0668.6576.3527.9495.4446.2429.8
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low765.40.7839
Triple Number Coastal/Long Distance Medium560.31.0708
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium696.70.8612
Triple Number Windward/Leeward High583.31.0287
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose589.11.0186
5-Band All Purpose Low943.50.6359
5-Band All Purpose L/M678.00.8849
5-Band All Purpose Med568.31.0558
5-Band All Purpose M/H507.61.1821
5-Band All Purpose High480.31.2491
Single Number Predominant Upwind611.40.9813
Single Number Predominant Reaching541.11.1089
Single Number Predominant Downwind578.61.0370
5-Band 50-50 Windward/Leeward Low1186.50.5057
5-Band 50-50 Windward/Leeward L/M833.00.7203
5-Band 50-50 Windward/Leeward Med680.80.8813
5-Band 50-50 Windward/Leeward M/H593.51.0110
5-Band 50-50 Windward/Leeward High560.51.0705
5-Band 60-40 Windward/Leeward Low1194.00.5025
5-Band 60-40 Windward/Leeward L/M843.10.7117
5-Band 60-40 Windward/Leeward Med693.90.8647
5-Band 60-40 Windward/Leeward M/H611.10.9818
5-Band 60-40 Windward/Leeward High582.41.0302
Triple Number 50-50 Windward/Leeward Low1045.70.5738
Triple Number 50-50 Windward/Leeward Med696.80.8611
Triple Number 50-50 Windward/Leeward High583.21.0287
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward714.40.8398
Triple Number 60-40 Windward/Leeward Low1053.90.5693
Triple Number 60-40 Windward/Leeward Med709.30.8459
Triple Number 60-40 Windward/Leeward High601.90.9968
Triple Number All-Purpose Low837.20.7167
Triple Number All-Purpose Med579.41.0356
Triple Number All-Purpose High499.61.2010
Triple Number Predominant Upwind Low854.20.7024
Triple Number Predominant Upwind Med601.00.9983
Triple Number Predominant Upwind High532.61.1265
Triple Number Predominant Reaching Low752.80.7970
Triple Number Predominant Reaching Med538.01.1153
Triple Number Predominant Reaching High453.81.3222
Triple Number Predominant Downwind Low835.10.7184
Triple Number Predominant Downwind Med565.31.0614
Triple Number Predominant Downwind High463.81.2935
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance617.30.9720
Triple Number Coastal/Long Distance Low765.40.7839
Triple Number Coastal/Long Distance Medium560.31.0708
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium696.70.8612
Triple Number Windward/Leeward High583.31.0287
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1644.91108.0821.0668.6576.3527.9495.4446.2429.8
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance617.30.9720
Triple Number Coastal/Long Distance Low765.40.7839
Triple Number Coastal/Long Distance Medium560.31.0708
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium696.70.8612
Triple Number Windward/Leeward High583.31.0287
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1644.91108.0821.0668.6576.3527.9495.4446.2429.8
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low765.4
Triple Number Coastal/Long Distance Medium560.3
Triple Number Coastal/Long Distance High485.9
Triple Number Windward/Leeward Low993.2
Triple Number Windward/Leeward Medium696.7
Triple Number Windward/Leeward High583.3
Predominantly Upwind612.6
Predominantly Downwind578.2
Predominantly Reaching551.9
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance617.30.9720
Triple Number Coastal/Long Distance Low765.40.7839
Triple Number Coastal/Long Distance Medium560.31.0708
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium696.70.8612
Triple Number Windward/Leeward High583.31.0287
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1644.91108.0821.0668.6576.3527.9495.4446.2429.8
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7839
Triple Number Coastal/Long Distance Medium1.0708
Triple Number Coastal/Long Distance High1.2347
Triple Number Windward/Leeward Low0.6041
Triple Number Windward/Leeward Medium0.8612
Triple Number Windward/Leeward High1.0287
Coastal/Long Distance0.9720
Predominantly Upwind0.9795
Predominantly Downwind1.0377
For information
General Purpose Handicap (GPH)641.6
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0631
Distanseseilas Trippeltall svak vind0.7839
Distanseseilas Trippeltall mellomvind1.0708
Distanseseilas Trippeltall sterk vind1.2347
Pølsebane Trippeltall svak vind0.6041
Pølsebane Trippeltall mellomvind0.8612
Pølsebane Trippeltall sterk vind1.0287
Motvind Singeltall0.9795
Medvind Singeltall1.0377
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low765.40.7839
Triple Number Coastal/Long Distance Medium560.31.0708
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium696.70.8612
Triple Number Windward/Leeward High583.31.0287
Coastal/Long Distance617.30.9720
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind612.60.9795
Predominantly Downwind578.21.0377
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore547.81.0953
Cape Doctor Coastal457.01.3129
Triple Number Coastal/Long Distance Low765.40.7839
Triple Number Coastal/Long Distance Medium560.31.0708
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium696.70.8612
Triple Number Windward/Leeward High583.31.0287
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7839
Triple Number Coastal/Long Distance Medium1.0708
Triple Number Coastal/Long Distance High1.2347
Triple Number Windward/Leeward Low0.6041
Triple Number Windward/Leeward Medium0.8612
Triple Number Windward/Leeward High1.0287
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7839
Triple Number Coastal/Long Distance Medium1.0708
Triple Number Coastal/Long Distance High1.2347
Triple Number Windward/Leeward Low0.6041
Triple Number Windward/Leeward Medium0.8612
Triple Number Windward/Leeward High1.0287
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance617.30.9720
Triple Number Coastal/Long Distance Low765.40.7839
Triple Number Coastal/Long Distance Medium560.31.0708
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium696.70.8612
Triple Number Windward/Leeward High583.31.0287
Predominantly Upwind612.60.9795
Predominantly Downwind578.21.0377
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1644.91108.0821.0668.6576.3527.9495.4446.2429.8
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance617.30.9720
Triple Number Coastal/Long Distance Low765.40.7839
Triple Number Coastal/Long Distance Medium560.31.0708
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium696.70.8612
Triple Number Windward/Leeward High583.31.0287
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1644.91108.0821.0668.6576.3527.9495.4446.2429.8
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP589.11.0186 Predom. Dn High446.21.3447 5B AP M/H493.31.2163 TriNum AP Low765.40.7839 Predom. Rc Low839.60.7146 5B AP High468.51.2807 TriNum AP Med560.41.0707 Predom. Rc L/M611.60.9810 5B SF Bay Low989.90.6061 TriNum AP High486.01.2347 Predom. Rc Med519.81.1543 5B SF Bay L/M793.20.7564 TriNum W/L Low1045.70.5738 Predom. Rc M/H469.71.2774 5B SF Bay Med656.50.9140 TriNum W/L Med696.70.8612 Predom. Rc High443.41.3532 5B SF Bay M/H579.01.0363 TriNum W/L Hig583.31.0287 5B W/L Low1186.50.5057 5B SF Bay High549.51.0918 Predom. Upwind643.50.9324 5B W/L L/M833.00.7203 ChiMac Up Low815.00.7362 Predom. Reaching567.41.0574 5B W/L Med680.80.8813 ChiMac Up Med718.70.8349 Predom. Downwind609.10.9850 5B W/L M/H593.51.0110 ChiMac Up High608.30.9864 Predom. Up Low950.40.6313 5B W/L High560.51.0705 ChiMac Off Low796.50.7533 Predom. Up L/M691.20.8680 W/L 60-40 Low1194.00.5025 ChiMac Off Med689.80.8698 Predom. Up Med587.01.0221 W/L 60-40 L/M843.10.7117 ChiMac Off High565.21.0615 Predom. Up M/H534.11.1233 W/L 60-40 Med693.90.8647 ChiMac AP Low801.40.7486 Predom. Up High515.71.1635 W/L 60-40 M/H611.10.9818 ChiMac AP Med701.20.8557 Predom. Dn Low946.40.6340 W/L 60-40 High582.41.0302 ChiMac AP High584.81.0260 Predom. Dn L/M669.80.8958 5B AP Low861.20.6967 BayMac Cove Island932.80.6433 Predom. Dn Med552.41.0862 5B AP L/M653.10.9187 BayMac Shore925.00.6487 Predom. Dn M/H482.51.2436 5B AP Med550.11.0908 Harvest Moon490.21.2239      SA/DSPL Up20.73SA/DSPL Dn33.33
ORC Ref  04330004TC8 Issued on 17/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
ARIEL OF HAMBLEGBR-8633T
Centre de Calcul FFVoile
17 rue Henri Bocquillon
75015 Paris
France
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDUFOUR 40 GTEMeasurement13/04/2026HIN1321Plan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall12.060Maximum beam3.890Draft2.061Displacement7,679Wetted area30.16IMS L10.817LSM010.489Accomod. length12.060Sink (kg/mm) 22.93
VCGD-0.070VCGM-0.064 RM Rated (kg·m) 200.4Limit of positive stability(°) 123.6 Stability Index 126.1 BLR index 0.0000Default crew weight737 Declared crew weight 380
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeSolid 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.432PBWPIPA0.0231
EDL2.815ST10.045ST20.170
ST30.170ST40.098ST50.320
RIG
BackstayAdjustableForestayAdjustable (turnbuckle)Inner forestayNot installedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P14.250IG14.650ISP15.800MDT10.120MDL10.240MDT2MDL2TLNo TaperMW0.240GO0.240
E5.250J4.190BAS1.670FSDNo FoilSFJ0.200SPL4.190WPLTPSBD0.160MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.070Flotation Date13/04/2026
SFFP0.100FFM1.377FF1.377LCFcl6.492SG1.0251
SAFP11.430FAM1.208FA1.208LCFsh6.762HBI1.240
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04330004TC8 Issued on 17/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
ARIEL OF HAMBLEGBR-8633T
Centre de Calcul FFVoile
17 rue Henri Bocquillon
75015 Paris
France
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM010.100.901.703.004.2041.24Est
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentG010.110.751.442.895.6014.06NoNo 40.00IRC 2012
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentSS0114.4014.4014.407.527.1689.38IRC 2012
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length12.1 mTable area0.55 m²Headroom1.81 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity152 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity92 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04330004TC8 Issued on 17/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org