Non Spin/HSFClub Certificate2026
VIVIDIRL 9007
ORC Ireland
www.orc-ireland.org
info@orc-ireland.org
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 Angles47.0°44.5°42.2°40.7°39.3°38.6°38.3°38.5°39.4°
Beat VMG2.263.284.044.615.005.185.265.305.23
52°3.585.066.076.767.177.377.457.527.51
60°3.875.366.366.997.367.577.677.767.77
75°4.095.576.577.167.527.787.978.168.25
90°3.975.466.497.157.547.828.088.508.74
110°3.364.866.006.857.397.768.088.739.36
120°3.114.565.716.617.227.637.968.639.36
135°2.643.975.106.046.797.317.688.319.00
150°2.223.364.405.276.056.717.207.858.47
Run VMG1.922.913.814.695.496.226.847.668.26
Gybe Angles143.3°144.7°145.8°172.1°173.9°175.3°176.8°178.4°178.4°
APH ToD:587.1CDL: 9.394APH ToT: 1.0219CertNo:26091_NS
BOAT
Classdufour 36 performanceDesignerfelciBuilderdufourAge date01/2012Series date01/2012Offset fileduf36E-n.offData fileIRL9007
HULL
Length Overall10.970 mMaximum Beam3.624 mDraft2.183 mDisplacement6,268 kgDLR6.4329IMS DivisionCruiser/RacerDynamic Allowance0.320%Age Allowance0.455%RS Assessment-0.178%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.410m
CREW
Maximum weight680 kg(declared)Minimum weight550 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail38.9339.49Headsail Luffed30.1730.17Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS Maximum (m²)
Trysail11.92Storm Jib9.14Heavy Weather Jib24.66
SAIL LIMITS
Headsails1
✱ One set on the forestay
✱ Zero set flying
Spinnakers0
✱ No spinnaker pole aboard
STABILITY
Righting Moment 141.5 kg·m Stability Index 118.2
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  05180004TSP Issued on 23/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
VIVIDIRL 9007
ORC Ireland
www.orc-ireland.org
info@orc-ireland.org
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 VMG1591.51098.6891.0781.0720.2694.5683.8679.0688.5
52°1006.3711.7592.8532.6502.3488.8483.1478.6479.1
60°930.4671.1566.0515.0489.2475.8469.2463.8463.4
75°880.4646.3548.2502.6478.8462.9451.7441.1436.6
90°907.1659.8554.5503.7477.6460.1445.6423.5411.8
110°1071.4741.2599.9525.3486.8463.8445.4412.6384.6
120°1157.6788.7630.2544.7498.3471.9452.3417.3384.7
135°1362.1907.0705.8596.4530.3492.2468.8433.1400.2
150°1622.91070.7818.9683.4595.2536.9500.3458.5425.1
Run VMG1874.01236.3945.6768.3655.4579.0526.6470.2435.6
Selected Courses
Windward / Leeward1732.71167.4918.3774.6687.8636.8605.2574.6562.1
All purpose1288.8884.4709.2614.9560.2528.8509.1486.0472.1
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward728.10.8241
All purpose587.11.0219
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low796.80.7530
Triple Number Coastal/Long Distance Medium583.01.0292
Triple Number Coastal/Long Distance High505.31.1873
Triple Number Windward/Leeward Low1042.90.5753
Triple Number Windward/Leeward Medium723.20.8297
Triple Number Windward/Leeward High601.60.9973
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance644.40.9310
Triple Number Coastal/Long Distance Low796.80.7530
Triple Number Coastal/Long Distance Medium583.01.0292
Triple Number Coastal/Long Distance High505.31.1873
Triple Number Windward/Leeward Low1042.90.5753
Triple Number Windward/Leeward Medium723.20.8297
Triple Number Windward/Leeward High601.60.9973
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1746.91174.3863.1696.7599.5549.9515.6465.7449.3
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7570
Downwind "popa"0.8106
70% up, 30% down "Ilhabela"0.7723
30% up, 70% down "Ilhabela-inverso"0.7937
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low796.80.7530
Triple Number Coastal/Long Distance Medium583.01.0292
Triple Number Coastal/Long Distance High505.31.1873
Triple Number Windward/Leeward Low1042.90.5753
Triple Number Windward/Leeward Medium723.20.8297
Triple Number Windward/Leeward High601.60.9973
Predominantly Upwind621.60.9653
Predominantly Downwind617.40.9717
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP611.80.9808 Predom. Rc High461.81.2994 5B SF Bay L/M824.30.7279 TriNum AP Low796.80.7530 Predom. Dn Low1034.30.5801 5B SF Bay Med680.50.8817 TriNum AP Med583.11.0290 Predom. Dn L/M723.80.8290 5B SF Bay M/H599.51.0008 TriNum AP High505.31.1873 Predom. Dn Med588.71.0192 5B SF Bay High569.91.0528 TriNum W/L Low1097.50.5467 Predom. Dn M/H507.61.1820 5B AP Low908.00.6608 TriNum W/L Med723.20.8297 Predom. Dn High470.11.2762 5B AP L/M679.80.8827 TriNum W/L Hig601.60.9973 ChiMac Up Low816.40.7349 5B AP Med572.21.0486 Predom. Upwind651.30.9212 ChiMac Up Med723.40.8294 5B AP M/H512.81.1701 Predom. Reaching590.01.0169 ChiMac Up High617.10.9722 5B AP High487.61.2306 Predom. Downwind653.00.9188 ChiMac Off Low865.20.6935 5B W/L Low1246.50.4814 Predom. Up Low948.20.6328 ChiMac Off Med744.20.8062 5B W/L L/M870.30.6894 Predom. Up L/M695.70.8624 ChiMac Off High603.60.9941 5B W/L Med706.10.8498 Predom. Up Med596.01.0068 ChiMac AP Low834.20.7193 5B W/L M/H612.30.9799 Predom. Up M/H546.91.0972 ChiMac AP Med729.10.8230 5B W/L High577.71.0386 Predom. Up High530.51.1310 ChiMac AP High607.40.9879 W/L 60-40 Low1231.20.4873 Predom. Rc Low871.40.6886 BayMac Cove Island975.20.6152 W/L 60-40 L/M867.80.6914 Predom. Rc L/M636.20.9431 BayMac Shore963.40.6228 W/L 60-40 Med712.30.8423 Predom. Rc Med540.81.1094 Harvest Moon515.21.1645 W/L 60-40 M/H627.40.9563 Predom. Rc M/H487.21.2314 5B SF Bay Low1028.60.5833 W/L 60-40 High598.51.0026      SA/DSPL Up20.21SA/DSPL Dn20.21
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance644.40.9310
Triple Number Coastal/Long Distance Low796.80.7530
Triple Number Coastal/Long Distance Medium583.01.0292
Triple Number Coastal/Long Distance High505.31.1873
Triple Number Windward/Leeward Low1042.90.5753
Triple Number Windward/Leeward Medium723.20.8297
Triple Number Windward/Leeward High601.60.9973
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1746.91174.3863.1696.7599.5549.9515.6465.7449.3
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance644.40.9310
Triple Number Coastal/Long Distance Low796.80.7530
Triple Number Coastal/Long Distance Medium583.01.0292
Triple Number Coastal/Long Distance High505.31.1873
Triple Number Windward/Leeward Low1042.90.5753
Triple Number Windward/Leeward Medium723.20.8297
Triple Number Windward/Leeward High601.60.9973
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1746.91174.3863.1696.7599.5549.9515.6465.7449.3
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance644.4
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1746.91174.3863.1696.7599.5549.9515.6465.7449.3
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low796.80.7530
Triple Number Coastal/Long Distance Medium583.01.0292
Triple Number Coastal/Long Distance High505.31.1873
Triple Number Windward/Leeward Low1042.90.5753
Triple Number Windward/Leeward Medium723.20.8297
Triple Number Windward/Leeward High601.60.9973
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating644.40.9310
FinRating, kevyt tuuli1232.20.8115
FinRating, kova tuuli491.81.0167
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low796.80.7530
Triple Number Coastal/Long Distance Medium583.01.0292
Triple Number Coastal/Long Distance High505.31.1873
Triple Number Windward/Leeward Low1042.90.5753
Triple Number Windward/Leeward Medium723.20.8297
Triple Number Windward/Leeward High601.60.9973
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9310
Triple Number Coastal/Long Distance Low0.7530
Triple Number Coastal/Long Distance Medium1.0292
Triple Number Coastal/Long Distance High1.1873
Triple Number Windward/Leeward Low0.5753
Triple Number Windward/Leeward Medium0.8297
Triple Number Windward/Leeward High0.9973
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1746.91174.3863.1696.7599.5549.9515.6465.7449.3
For information
General Purpose Handicap (GPH)667.6
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance644.40.9310
Triple Number Coastal/Long Distance Low796.80.7530
Triple Number Coastal/Long Distance Medium583.01.0292
Triple Number Coastal/Long Distance High505.31.1873
Triple Number Windward/Leeward Low1042.90.5753
Triple Number Windward/Leeward Medium723.20.8297
Triple Number Windward/Leeward High601.60.9973
Saronikos S All Purpose667.60.8988
Saronikos S Upwind732.00.8197
Saronikos S Downwind608.40.9861
Saronikos N All Purpose712.50.8421
Saronikos N Upwind768.20.7810
Saronikos N Downwind683.30.8781
Saronikos SW All Purpose683.60.8776
Saronikos SW Upwind759.30.7902
Saronikos SW Downwind626.20.9581
Saronikos NE All Purpose755.00.7947
Saronikos NE Upwind721.40.8317
Saronikos NE Downwind786.10.7633
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1746.91174.3863.1696.7599.5549.9515.6465.7449.3
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low796.80.7530
Triple Number Coastal/Long Distance Medium583.01.0292
Triple Number Coastal/Long Distance High505.31.1873
Triple Number Windward/Leeward Low1042.90.5753
Triple Number Windward/Leeward Medium723.20.8297
Triple Number Windward/Leeward High601.60.9973
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose611.80.9808
5-Band All Purpose Low982.90.6105
5-Band All Purpose L/M705.60.8503
5-Band All Purpose Med590.11.0168
5-Band All Purpose M/H525.71.1414
5-Band All Purpose High498.81.2030
Single Number Predominant Upwind619.50.9686
Single Number Predominant Reaching562.41.0669
Single Number Predominant Downwind618.80.9697
5-Band 50-50 Windward/Leeward Low1246.50.4814
5-Band 50-50 Windward/Leeward L/M870.30.6894
5-Band 50-50 Windward/Leeward Med706.10.8498
5-Band 50-50 Windward/Leeward M/H612.30.9799
5-Band 50-50 Windward/Leeward High577.71.0386
5-Band 60-40 Windward/Leeward Low1231.20.4873
5-Band 60-40 Windward/Leeward L/M867.80.6914
5-Band 60-40 Windward/Leeward Med712.30.8423
5-Band 60-40 Windward/Leeward M/H627.40.9563
5-Band 60-40 Windward/Leeward High598.51.0026
Triple Number 50-50 Windward/Leeward Low1097.50.5467
Triple Number 50-50 Windward/Leeward Med723.30.8295
Triple Number 50-50 Windward/Leeward High601.60.9973
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward734.00.8175
Triple Number 60-40 Windward/Leeward Low1086.70.5521
Triple Number 60-40 Windward/Leeward Med728.30.8238
Triple Number 60-40 Windward/Leeward High618.20.9705
Triple Number All-Purpose Low871.90.6881
Triple Number All-Purpose Med601.80.9969
Triple Number All-Purpose High517.71.1591
Triple Number Predominant Upwind Low858.00.6993
Triple Number Predominant Upwind Med609.60.9842
Triple Number Predominant Upwind High544.51.1019
Triple Number Predominant Reaching Low781.00.7683
Triple Number Predominant Reaching Med558.91.0735
Triple Number Predominant Reaching High471.41.2729
Triple Number Predominant Downwind Low907.70.6610
Triple Number Predominant Downwind Med606.20.9898
Triple Number Predominant Downwind High490.01.2244
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance644.40.9310
Triple Number Coastal/Long Distance Low796.80.7530
Triple Number Coastal/Long Distance Medium583.01.0292
Triple Number Coastal/Long Distance High505.31.1873
Triple Number Windward/Leeward Low1042.90.5753
Triple Number Windward/Leeward Medium723.20.8297
Triple Number Windward/Leeward High601.60.9973
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1746.91174.3863.1696.7599.5549.9515.6465.7449.3
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance644.40.9310
Triple Number Coastal/Long Distance Low796.80.7530
Triple Number Coastal/Long Distance Medium583.01.0292
Triple Number Coastal/Long Distance High505.31.1873
Triple Number Windward/Leeward Low1042.90.5753
Triple Number Windward/Leeward Medium723.20.8297
Triple Number Windward/Leeward High601.60.9973
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1746.91174.3863.1696.7599.5549.9515.6465.7449.3
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low796.8
Triple Number Coastal/Long Distance Medium583.0
Triple Number Coastal/Long Distance High505.3
Triple Number Windward/Leeward Low1042.9
Triple Number Windward/Leeward Medium723.2
Triple Number Windward/Leeward High601.6
Predominantly Upwind621.6
Predominantly Downwind617.4
Predominantly Reaching580.0
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance644.40.9310
Triple Number Coastal/Long Distance Low796.80.7530
Triple Number Coastal/Long Distance Medium583.01.0292
Triple Number Coastal/Long Distance High505.31.1873
Triple Number Windward/Leeward Low1042.90.5753
Triple Number Windward/Leeward Medium723.20.8297
Triple Number Windward/Leeward High601.60.9973
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1746.91174.3863.1696.7599.5549.9515.6465.7449.3
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7530
Triple Number Coastal/Long Distance Medium1.0292
Triple Number Coastal/Long Distance High1.1873
Triple Number Windward/Leeward Low0.5753
Triple Number Windward/Leeward Medium0.8297
Triple Number Windward/Leeward High0.9973
Coastal/Long Distance0.9310
Predominantly Upwind0.9653
Predominantly Downwind0.9717
For information
General Purpose Handicap (GPH)667.6
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0219
Distanseseilas Trippeltall svak vind0.7530
Distanseseilas Trippeltall mellomvind1.0292
Distanseseilas Trippeltall sterk vind1.1873
Pølsebane Trippeltall svak vind0.5753
Pølsebane Trippeltall mellomvind0.8297
Pølsebane Trippeltall sterk vind0.9973
Motvind Singeltall0.9653
Medvind Singeltall0.9717
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low796.80.7530
Triple Number Coastal/Long Distance Medium583.01.0292
Triple Number Coastal/Long Distance High505.31.1873
Triple Number Windward/Leeward Low1042.90.5753
Triple Number Windward/Leeward Medium723.20.8297
Triple Number Windward/Leeward High601.60.9973
Coastal/Long Distance644.40.9310
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind621.60.9653
Predominantly Downwind617.40.9717
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore565.81.0604
Cape Doctor Coastal476.31.2597
Triple Number Coastal/Long Distance Low796.80.7530
Triple Number Coastal/Long Distance Medium583.01.0292
Triple Number Coastal/Long Distance High505.31.1873
Triple Number Windward/Leeward Low1042.90.5753
Triple Number Windward/Leeward Medium723.20.8297
Triple Number Windward/Leeward High601.60.9973
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7530
Triple Number Coastal/Long Distance Medium1.0292
Triple Number Coastal/Long Distance High1.1873
Triple Number Windward/Leeward Low0.5753
Triple Number Windward/Leeward Medium0.8297
Triple Number Windward/Leeward High0.9973
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7530
Triple Number Coastal/Long Distance Medium1.0292
Triple Number Coastal/Long Distance High1.1873
Triple Number Windward/Leeward Low0.5753
Triple Number Windward/Leeward Medium0.8297
Triple Number Windward/Leeward High0.9973
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance644.40.9310
Triple Number Coastal/Long Distance Low796.80.7530
Triple Number Coastal/Long Distance Medium583.01.0292
Triple Number Coastal/Long Distance High505.31.1873
Triple Number Windward/Leeward Low1042.90.5753
Triple Number Windward/Leeward Medium723.20.8297
Triple Number Windward/Leeward High601.60.9973
Predominantly Upwind621.60.9653
Predominantly Downwind617.40.9717
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1746.91174.3863.1696.7599.5549.9515.6465.7449.3
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance644.40.9310
Triple Number Coastal/Long Distance Low796.80.7530
Triple Number Coastal/Long Distance Medium583.01.0292
Triple Number Coastal/Long Distance High505.31.1873
Triple Number Windward/Leeward Low1042.90.5753
Triple Number Windward/Leeward Medium723.20.8297
Triple Number Windward/Leeward High601.60.9973
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1746.91174.3863.1696.7599.5549.9515.6465.7449.3
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP611.80.9808 Predom. Dn High470.11.2762 5B AP M/H512.81.1701 TriNum AP Low796.80.7530 Predom. Rc Low871.40.6886 5B AP High487.61.2306 TriNum AP Med583.11.0290 Predom. Rc L/M636.20.9431 5B SF Bay Low1028.60.5833 TriNum AP High505.31.1873 Predom. Rc Med540.81.1094 5B SF Bay L/M824.30.7279 TriNum W/L Low1097.50.5467 Predom. Rc M/H487.21.2314 5B SF Bay Med680.50.8817 TriNum W/L Med723.20.8297 Predom. Rc High461.81.2994 5B SF Bay M/H599.51.0008 TriNum W/L Hig601.60.9973 5B W/L Low1246.50.4814 5B SF Bay High569.91.0528 Predom. Upwind651.30.9212 5B W/L L/M870.30.6894 ChiMac Up Low816.40.7349 Predom. Reaching590.01.0169 5B W/L Med706.10.8498 ChiMac Up Med723.40.8294 Predom. Downwind653.00.9188 5B W/L M/H612.30.9799 ChiMac Up High617.10.9722 Predom. Up Low948.20.6328 5B W/L High577.71.0386 ChiMac Off Low865.20.6935 Predom. Up L/M695.70.8624 W/L 60-40 Low1231.20.4873 ChiMac Off Med744.20.8062 Predom. Up Med596.01.0068 W/L 60-40 L/M867.80.6914 ChiMac Off High603.60.9941 Predom. Up M/H546.91.0972 W/L 60-40 Med712.30.8423 ChiMac AP Low834.20.7193 Predom. Up High530.51.1310 W/L 60-40 M/H627.40.9563 ChiMac AP Med729.10.8230 Predom. Dn Low1034.30.5801 W/L 60-40 High598.51.0026 ChiMac AP High607.40.9879 Predom. Dn L/M723.80.8290 5B AP Low908.00.6608 BayMac Cove Island975.20.6152 Predom. Dn Med588.71.0192 5B AP L/M679.80.8827 BayMac Shore963.40.6228 Predom. Dn M/H507.61.1820 5B AP Med572.21.0486 Harvest Moon515.21.1645      SA/DSPL Up20.21SA/DSPL Dn20.21
ORC Ref  05180004TSP Issued on 23/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
VIVIDIRL 9007
ORC Ireland
www.orc-ireland.org
info@orc-ireland.org
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
Classdufour 36 performanceMeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall10.970Maximum beam3.624Draft2.183Displacement6,268Wetted area27.80IMS L10.189LSM09.913Accomod. length10.970Sink (kg/mm) 21.15
VCGD0.127VCGM0.138 RM Rated (kg·m) 141.5Limit of positive stability(°) 116.1 Stability Index 118.2 BLR index 0.0000Default crew weight680 Declared crew weight 680
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.410PBWPIPA0.0038
EDL2.923ST10.065ST20.180
ST30.180ST40.110ST50.300
RIG
BackstayAdjustableForestayAdjustable (turnbuckle)Inner forestayNot installedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P13.980IG14.137ISP15.322MDT10.104MDL10.187MDT20.104MDL20.187TL0.000MW0.187GO
E4.870J4.060BAS1.642FSD0.036SFJ0.080SPLWPLTPS5.170BD0.175MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered141.5Flotation Date01/01/2013
SFFP0.273FFM1.452FF1.452LCFcl6.085SG
SAFP10.725FAM1.171FA1.171LCFsh6.329HBI1.291
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  05180004TSP Issued on 23/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
VIVIDIRL 9007
ORC Ireland
www.orc-ireland.org
info@orc-ireland.org
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMain0.851.612.8738.93from 2025 IRC cert
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentJ10.500.972.034.5613.73NoNo 30.17from 2025 IRC cert
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length11.0 mTable area0.55 m²Headroom1.76 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity125 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity70 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  05180004TSP Issued on 23/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org