Club
Certificate
2023

Boat

MALTA BLUE

ESP-8153_C

RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles43.6°41.8°40.5°39.6°39.4°39.3°39.6°
Beat VMG3.654.414.905.125.225.275.27
52°5.596.587.147.397.517.577.62
60°5.896.847.367.627.747.827.88
75°6.127.037.537.838.048.168.32
90°6.026.987.537.898.178.408.74
110°5.877.047.708.128.488.779.16
120°5.716.907.618.098.518.919.65
135°5.146.367.247.798.248.679.62
150°4.325.486.457.237.758.179.00
Run VMG3.744.745.596.346.967.518.32
Gybe Angles141.2°147.8°150.1°155.9°166.4°176.6°178.1°

APH: 536.5

CDL: 9.814

GPH: 600.6

CertNo: 815301

BOAT
ClassDUFOUR 40DesignerFELCIBuilderDUFOURAge date02/2006Series date01/2002Offset fileDUFOUR40.offData fileE8153_C
HULL
Length Overall12.060 mMaximum Beam3.890 mDraft2.050 mDisplacement7,375 kgDLR6.6211IMS DivisionCruiser/RacerDynamic Allowance0.030%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.400m
CREW
Maximum weight400 kgMinimum weight300 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail46.7247.94Headsail Luffed45.8145.81Headsail FlyingSymmetric95.1295.12Asymmetric105.15105.15 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail13.33Storm Jib12.02Heavy Weather Jib32.44
SAIL LIMITS
Headsails1 * Woven polyester sails  Spinnakers4 * Asymmetric may be tacked on the pole
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
MEDIDAS STANDAR. DESPLAZAMIENTO CATALOGO
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  03510002O95Issued on 13/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

MALTA BLUE

ESP-8153_C

RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG985.2815.6735.4703.6689.3682.8683.7
52°644.3547.2504.2486.9479.3475.3472.6
60°610.9526.0488.8472.3464.9460.5456.8
75°588.5512.4477.9459.7448.0441.0432.9
90°597.6515.8477.8456.4440.7428.3411.8
110°613.1511.5467.7443.2424.3410.6392.8
120°630.2522.1472.8445.0422.8403.9373.2
135°700.1566.3497.4462.0437.1415.2374.1
150°833.1657.2557.9497.6464.4440.8400.1
Run VMG962.0758.9644.0568.3516.9479.3432.7
Selected Courses
Windward / Leeward973.6787.3689.7635.9603.1581.1558.2
All purpose748.0617.5552.8518.7497.8483.4465.0
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward662.80.9053
All purpose536.51.1185
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low682.70.8788
Triple Number Coastal/Long Distance Medium533.01.1256
Triple Number Coastal/Long Distance High480.11.2497
Triple Number Windward/Leeward Low880.40.6815
Triple Number Windward/Leeward Medium658.30.9115
Triple Number Windward/Leeward High578.01.0381
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance584.31.0269
Triple Number Coastal/Long Distance Low682.70.8788
Triple Number Coastal/Long Distance Medium533.01.1256
Triple Number Coastal/Long Distance High480.11.2497
Triple Number Windward/Leeward Low880.40.6815
Triple Number Windward/Leeward Medium658.30.9115
Triple Number Windward/Leeward High578.01.0381
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance972.4740.9622.3554.2517.0487.8441.5
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7931
Downwind "popa"0.9628
70% up, 30% down "Ilhabela"0.8374
30% up, 70% down "Ilhabela-inverso"0.9048
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low682.70.8788
Triple Number Coastal/Long Distance Medium533.01.1256
Triple Number Coastal/Long Distance High480.11.2497
Triple Number Windward/Leeward Low880.40.6815
Triple Number Windward/Leeward Medium658.30.9115
Triple Number Windward/Leeward High578.01.0381
Predominantly Upwind580.41.0338
Predominantly Downwind543.81.1034
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low682.70.8788
Triple Number All Purpose Medium533.01.1256
Triple Number All Purpose High480.11.2497
Triple Number Windward/Leeward Low880.40.6815
Triple Number Windward/Leeward Medium658.30.9115
Triple Number Windward/Leeward High578.01.0381
Predominantly Upwind580.41.0338
Predominantly Downwind543.81.1034
Predominantly Upwind Low757.30.7922
Predominantly Upwind Medium599.71.0004
Predominantly Upwind High566.81.0587
Predominantly Downwind Low749.10.8010
Predominantly Downwind Medium540.31.1104
Predominantly Downwind High450.11.3330
Chicago-Mac Upwind1.0157
Chicago-Mac All Purpose1.0466
Chicago-Mac Downwind1.0835
Bayview-Mac Cove Island0.9783
Bayview-Mac Shore0.9873
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching508.71.1795
Predominantly Reaching Low618.30.9704
Predominantly Reaching Medium503.51.1917
Predominantly Reaching High446.11.3450
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low959.20.6255
5-Band Low / Medium807.00.7435
5-Band Medium647.40.9268
5-Band Medium / High585.61.0246
5-Band High562.11.0673
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance584.31.0269
Triple Number Coastal/Long Distance Low682.70.8788
Triple Number Coastal/Long Distance Medium533.01.1256
Triple Number Coastal/Long Distance High480.11.2497
Triple Number Windward/Leeward Low880.40.6815
Triple Number Windward/Leeward Medium658.30.9115
Triple Number Windward/Leeward High578.01.0381
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance972.4740.9622.3554.2517.0487.8441.5
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance584.31.0269
Triple Number Coastal/Long Distance Low682.70.8788
Triple Number Coastal/Long Distance Medium533.01.1256
Triple Number Coastal/Long Distance High480.11.2497
Triple Number Windward/Leeward Low880.40.6815
Triple Number Windward/Leeward Medium658.30.9115
Triple Number Windward/Leeward High578.01.0381
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance972.4740.9622.3554.2517.0487.8441.5
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance584.3
Triple Number Coastal/Long Distance Low682.7
Triple Number Coastal/Long Distance Medium533.0
Triple Number Coastal/Long Distance High480.1
Triple Number Windward/Leeward Low880.4
Triple Number Windward/Leeward Medium658.3
Triple Number Windward/Leeward High578.0
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance972.4740.9622.3554.2517.0487.8441.5
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance584.31.0269
Triple Number Coastal/Long Distance Low682.70.8788
Triple Number Coastal/Long Distance Medium533.01.1256
Triple Number Coastal/Long Distance High480.11.2497
Triple Number Windward/Leeward Low880.40.6815
Triple Number Windward/Leeward Medium658.30.9115
Triple Number Windward/Leeward High578.01.0381
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance972.4740.9622.3554.2517.0487.8441.5
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)584.31.0269
Triple Number Coastal/Long Distance Low682.70.8788
Triple Number Coastal/Long Distance Medium533.01.1256
Triple Number Coastal/Long Distance High480.11.2497
Triple Number Windward/Leeward Low880.40.6815
Triple Number Windward/Leeward Medium658.30.9115
Triple Number Windward/Leeward High578.01.0381
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance972.4740.9622.3554.2517.0487.8441.5
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low682.70.8788
Triple Number Coastal/Long Distance Medium533.01.1256
Triple Number Coastal/Long Distance High480.11.2497
Triple Number Windward/Leeward Low880.40.6815
Triple Number Windward/Leeward Medium658.30.9115
Triple Number Windward/Leeward High578.01.0381
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8788
Triple Number Coastal/Long Distance Medium1.1256
Triple Number Coastal/Long Distance High1.2497
Triple Number Windward/Leeward Low0.6815
Triple Number Windward/Leeward Medium0.9115
Triple Number Windward/Leeward High1.0381
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance972.4740.9622.3554.2517.0487.8441.5
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance584.31.0269
Triple Number Coastal/Long Distance Low682.70.8788
Triple Number Coastal/Long Distance Medium533.01.1256
Triple Number Coastal/Long Distance High480.11.2497
Triple Number Windward/Leeward Low880.40.6815
Triple Number Windward/Leeward Medium658.30.9115
Triple Number Windward/Leeward High578.01.0381
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance972.4740.9622.3554.2517.0487.8441.5
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low682.70.8788
Triple Number Coastal/Long Distance Medium533.01.1256
Triple Number Coastal/Long Distance High480.11.2497
Triple Number Windward/Leeward Low880.40.6815
Triple Number Windward/Leeward Medium658.30.9115
Triple Number Windward/Leeward High578.01.0381
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance584.31.0269
Triple Number Coastal/Long Distance Low682.70.8788
Triple Number Coastal/Long Distance Medium533.01.1256
Triple Number Coastal/Long Distance High480.11.2497
Triple Number Windward/Leeward Low880.40.6815
Triple Number Windward/Leeward Medium658.30.9115
Triple Number Windward/Leeward High578.01.0381
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance972.4740.9622.3554.2517.0487.8441.5
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low880.40.6815
Triple Number Windward/Leeward Medium658.30.9115
Triple Number Windward/Leeward High578.01.0381
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance972.4740.9622.3554.2517.0487.8441.5
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low682.7
Triple Number Coastal/Long Distance Medium533.0
Triple Number Coastal/Long Distance High480.1
Triple Number Windward/Leeward Low880.4
Triple Number Windward/Leeward Medium658.3
Triple Number Windward/Leeward High578.0
Predominantly Upwind580.4
Predominantly Downwind543.8
Predominantly Reaching520.9
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance584.31.0269
Triple Number Coastal/Long Distance Low682.70.8788
Triple Number Coastal/Long Distance Medium533.01.1256
Triple Number Coastal/Long Distance High480.11.2497
Triple Number Windward/Leeward Low880.40.6815
Triple Number Windward/Leeward Medium658.30.9115
Triple Number Windward/Leeward High578.01.0381
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance972.4740.9622.3554.2517.0487.8441.5
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8788
Triple Number Coastal/Long Distance Medium1.1256
Triple Number Coastal/Long Distance High1.2497
Triple Number Windward/Leeward Low0.6815
Triple Number Windward/Leeward Medium0.9115
Triple Number Windward/Leeward High1.0381
Coastal/Long Distance1.0269
Predominantly Upwind1.0338
Predominantly Downwind1.1034
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8788
Tretall Distanseseilas Mellomvind1.1256
Tretall Distanseseilas Mye vind1.2497
Tretall Pølsebane Lite vind0.6815
Tretall Pølsebane Mellomvind0.9115
Tretall Pølsebane Mye vind1.0381
Distanseseilas ett tall (OSN 8-16kn)1.0269
Distanseseilas ett tall (APH 6-20kn)1.1185
Enkeltall Motvind1.0338
Enkeltall Medvind1.1034
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low682.70.8788
Triple Number Coastal/Long Distance Medium533.01.1256
Triple Number Coastal/Long Distance High480.11.2497
Triple Number Windward/Leeward Low880.40.6815
Triple Number Windward/Leeward Medium658.30.9115
Triple Number Windward/Leeward High578.01.0381
Coastal/Long Distance584.31.0269
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind580.41.0338
Predominantly Downwind543.81.1034
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore565.11.0618
Cape Doctor Coastal470.51.2752
Triple Number Coastal/Long Distance Low682.70.8788
Triple Number Coastal/Long Distance Medium533.01.1256
Triple Number Coastal/Long Distance High480.11.2497
Triple Number Windward/Leeward Low880.40.6815
Triple Number Windward/Leeward Medium658.30.9115
Triple Number Windward/Leeward High578.01.0381
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8788
Triple Number Coastal/Long Distance Medium1.1256
Triple Number Coastal/Long Distance High1.2497
Triple Number Windward/Leeward Low0.6815
Triple Number Windward/Leeward Medium0.9115
Triple Number Windward/Leeward High1.0381
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8788
Triple Number Coastal/Long Distance Medium1.1256
Triple Number Coastal/Long Distance High1.2497
Triple Number Windward/Leeward Low0.6815
Triple Number Windward/Leeward Medium0.9115
Triple Number Windward/Leeward High1.0381
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance584.31.0269
Triple Number Coastal/Long Distance Low682.70.8788
Triple Number Coastal/Long Distance Medium533.01.1256
Triple Number Coastal/Long Distance High480.11.2497
Triple Number Windward/Leeward Low880.40.6815
Triple Number Windward/Leeward Medium658.30.9115
Triple Number Windward/Leeward High578.01.0381
Predominantly Upwind580.41.0338
Predominantly Downwind543.81.1034
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance972.4740.9622.3554.2517.0487.8441.5
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance584.31.0269
Triple Number Coastal/Long Distance Low682.70.8788
Triple Number Coastal/Long Distance Medium533.01.1256
Triple Number Coastal/Long Distance High480.11.2497
Triple Number Windward/Leeward Low880.40.6815
Triple Number Windward/Leeward Medium658.30.9115
Triple Number Windward/Leeward High578.01.0381
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance972.4740.9622.3554.2517.0487.8441.5
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low682.70.8788
Triple Number All Purpose Medium533.01.1256
Triple Number All Purpose High480.11.2497
Triple Number Windward/Leeward Low880.40.6815
Triple Number Windward/Leeward Medium658.30.9115
Triple Number Windward/Leeward High578.01.0381
Predominantly Upwind580.41.0338
Predominantly Downwind543.81.1034
Predominantly Upwind Low757.30.7922
Predominantly Upwind Medium599.71.0004
Predominantly Upwind High566.81.0587
Predominantly Downwind Low749.10.8010
Predominantly Downwind Medium540.31.1104
Predominantly Downwind High450.11.3330
Chicago-Mac Upwind1.0157
Chicago-Mac All Purpose1.0466
Chicago-Mac Downwind1.0835
Bayview-Mac Cove Island0.9783
Bayview-Mac Shore0.9873
Harvest Moon Regatta463.91.2933
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy566.91.0584
San Francisco Bay Medium650.00.9231
Predominantly Reaching508.71.1795
Predominantly Reaching Low618.30.9704
Predominantly Reaching Medium503.51.1917
Predominantly Reaching High446.11.3450
Windward/Leeward 60-40 Low884.40.6784
Windward/Leeward 60-40 Medium679.30.8833
Windward/Leeward 60-40 High614.30.9767
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low959.20.6255
5-Band Low / Medium807.00.7435
5-Band Medium647.40.9268
5-Band Medium / High585.61.0246
5-Band High562.11.0673
ORC Ref  03510002O95Issued on 13/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

MALTA BLUE

ESP-8153_C

RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDUFOUR 40MeasurementHINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA12.060Max. Beam3.890Draft2.050Displacement7,375Wetted area29.74IMS L10.619LSM010.365Acc. length12.060Sink (kg/mm) 22.75
VCGD-0.063VCGM-0.043RM Rated (kg·m) 195.2Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.400PBWPIPA0.0038
EDL2.700ST10.065ST20.180
ST30.180ST40.110ST50.290
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P14.500IG15.500ISP15.520MDT10.123MDL10.225MDT20.123MDL20.225TLMW0.225GO0.225
E5.250J4.190BAS1.810FSD0.050SFJSPL4.590WPLTPS5.000BD0.160MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered197.0Flotation Date01/01/2010MeasurerComment
SFFP0.100FFMFF1.420LCFcl6.532SG
SAFP11.430FAMFA1.199LCFsh6.799HBI1.268
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03510002O95Issued on 13/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

MALTA BLUE

ESP-8153_C

RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment146.72
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment16.0015.00NoNo 45.81
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment00113.2213.2213.228.698.4195.12
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment115.28NaN105.15
ORC Ref  03510002O95Issued on 13/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org