Club
Certificate
Non Spinnaker
2023

Boat

BLU ONE

ITA-BLN23

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles47.7°46.0°45.0°44.2°43.8°43.8°45.0°
Beat VMG2.983.664.144.444.564.614.54
52°4.755.736.386.756.927.007.00
60°5.176.116.707.047.237.317.36
75°5.466.396.957.297.517.677.84
90°5.406.376.997.367.627.848.19
110°4.775.896.727.257.607.908.45
120°4.535.676.557.147.527.838.43
135°4.005.126.046.767.257.598.18
150°3.394.415.275.946.567.037.65
Run VMG2.943.824.575.336.026.617.41
Gybe Angles144.2°145.1°145.7°169.4°170.3°172.1°174.8°

APH: 618.0

CDL: 8.375

GPH: 700.1

CertNo: 23/1

BOAT
ClassDufour 38 ClassicDesignerChabaud/PoncinBuilderDufourAge date07/2001Series date02/1997Offset fileDufour38ClSD.offData fileBLN23
HULL
Length Overall11.650 mMaximum Beam3.852 mDraft1.459 mDisplacement6,500 kgDLR6.7671IMS DivisionCruiser/RacerDynamic Allowance0.270%Age Allowance0.487%
PROPELLER
InstallationStrutTypeSolid 2 bladesDiameter0.406m
CREW
Maximum weight400 kgMinimum weight300 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail30.8931.38Headsail Luffed44.6344.63Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail9.11Storm Jib10.72Heavy Weather Jib28.93
SAIL LIMITS
Headsails1 * Woven polyester sails  Spinnakers0 * No spinnaker pole aboard
STABILITY
Righting MomentN/AStability IndexN/A
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  03190002Q16Issued on 11/07/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

BLU ONE

ITA-BLN23

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG1206.9983.4869.5810.6789.1781.7792.4
52°757.3627.9564.4533.4519.9514.1514.3
60°696.4589.3537.3511.3498.1492.2489.1
75°659.2563.8517.9494.1479.3469.3459.2
90°666.5564.9515.1489.3472.6459.4439.5
110°754.6611.0535.4496.5473.6455.6425.9
120°795.0635.4549.8504.5478.8459.7427.0
135°900.4703.0596.3532.7496.9474.5440.2
150°1061.8816.0682.8606.0548.7512.3470.7
Run VMG1226.1942.2788.4675.4598.1544.5485.8
Selected Courses
Windward / Leeward1216.5962.8829.0743.0693.6663.1639.1
All purpose914.3736.6643.9591.0560.7542.0523.5
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward782.80.7665
All purpose618.00.9709
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low825.40.7269
Triple Number Coastal/Long Distance Medium613.20.9785
Triple Number Coastal/Long Distance High539.81.1116
Triple Number Windward/Leeward Low1089.70.5506
Triple Number Windward/Leeward Medium777.60.7716
Triple Number Windward/Leeward High661.70.9067
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance680.20.8821
Triple Number Coastal/Long Distance Low825.40.7269
Triple Number Coastal/Long Distance Medium613.20.9785
Triple Number Coastal/Long Distance High539.81.1116
Triple Number Windward/Leeward Low1089.70.5506
Triple Number Windward/Leeward Medium777.60.7716
Triple Number Windward/Leeward High661.70.9067
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1217.5900.5736.8636.7584.4546.9491.8
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6737
Downwind "popa"0.7984
70% up, 30% down "Ilhabela"0.7069
30% up, 70% down "Ilhabela-inverso"0.7564
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low825.40.7269
Triple Number Coastal/Long Distance Medium613.20.9785
Triple Number Coastal/Long Distance High539.81.1116
Triple Number Windward/Leeward Low1089.70.5506
Triple Number Windward/Leeward Medium777.60.7716
Triple Number Windward/Leeward High661.70.9067
Predominantly Upwind665.00.9023
Predominantly Downwind634.70.9454
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low825.40.7269
Triple Number All Purpose Medium613.20.9785
Triple Number All Purpose High539.81.1116
Triple Number Windward/Leeward Low1089.70.5506
Triple Number Windward/Leeward Medium777.60.7716
Triple Number Windward/Leeward High661.70.9067
Predominantly Upwind665.00.9023
Predominantly Downwind634.70.9454
Predominantly Upwind Low913.80.6566
Predominantly Upwind Medium684.60.8765
Predominantly Upwind High637.10.9418
Predominantly Downwind Low926.50.6476
Predominantly Downwind Medium635.30.9445
Predominantly Downwind High509.51.1777
Chicago-Mac Upwind0.8820
Chicago-Mac All Purpose0.9014
Chicago-Mac Downwind0.9232
Bayview-Mac Cove Island0.8352
Bayview-Mac Shore0.8482
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching576.11.0414
Predominantly Reaching Low736.10.8151
Predominantly Reaching Medium572.01.0489
Predominantly Reaching High494.61.2132
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1197.00.5013
5-Band Low / Medium988.40.6070
5-Band Medium760.80.7886
5-Band Medium / High671.00.8942
5-Band High643.30.9327
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance680.20.8821
Triple Number Coastal/Long Distance Low825.40.7269
Triple Number Coastal/Long Distance Medium613.20.9785
Triple Number Coastal/Long Distance High539.81.1116
Triple Number Windward/Leeward Low1089.70.5506
Triple Number Windward/Leeward Medium777.60.7716
Triple Number Windward/Leeward High661.70.9067
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1217.5900.5736.8636.7584.4546.9491.8
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance680.20.8821
Triple Number Coastal/Long Distance Low825.40.7269
Triple Number Coastal/Long Distance Medium613.20.9785
Triple Number Coastal/Long Distance High539.81.1116
Triple Number Windward/Leeward Low1089.70.5506
Triple Number Windward/Leeward Medium777.60.7716
Triple Number Windward/Leeward High661.70.9067
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1217.5900.5736.8636.7584.4546.9491.8
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance680.2
Triple Number Coastal/Long Distance Low825.4
Triple Number Coastal/Long Distance Medium613.2
Triple Number Coastal/Long Distance High539.8
Triple Number Windward/Leeward Low1089.7
Triple Number Windward/Leeward Medium777.6
Triple Number Windward/Leeward High661.7
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1217.5900.5736.8636.7584.4546.9491.8
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance680.20.8821
Triple Number Coastal/Long Distance Low825.40.7269
Triple Number Coastal/Long Distance Medium613.20.9785
Triple Number Coastal/Long Distance High539.81.1116
Triple Number Windward/Leeward Low1089.70.5506
Triple Number Windward/Leeward Medium777.60.7716
Triple Number Windward/Leeward High661.70.9067
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1217.5900.5736.8636.7584.4546.9491.8
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)680.20.8821
Triple Number Coastal/Long Distance Low825.40.7269
Triple Number Coastal/Long Distance Medium613.20.9785
Triple Number Coastal/Long Distance High539.81.1116
Triple Number Windward/Leeward Low1089.70.5506
Triple Number Windward/Leeward Medium777.60.7716
Triple Number Windward/Leeward High661.70.9067
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1217.5900.5736.8636.7584.4546.9491.8
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low825.40.7269
Triple Number Coastal/Long Distance Medium613.20.9785
Triple Number Coastal/Long Distance High539.81.1116
Triple Number Windward/Leeward Low1089.70.5506
Triple Number Windward/Leeward Medium777.60.7716
Triple Number Windward/Leeward High661.70.9067
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7269
Triple Number Coastal/Long Distance Medium0.9785
Triple Number Coastal/Long Distance High1.1116
Triple Number Windward/Leeward Low0.5506
Triple Number Windward/Leeward Medium0.7716
Triple Number Windward/Leeward High0.9067
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1217.5900.5736.8636.7584.4546.9491.8
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance680.20.8821
Triple Number Coastal/Long Distance Low825.40.7269
Triple Number Coastal/Long Distance Medium613.20.9785
Triple Number Coastal/Long Distance High539.81.1116
Triple Number Windward/Leeward Low1089.70.5506
Triple Number Windward/Leeward Medium777.60.7716
Triple Number Windward/Leeward High661.70.9067
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1217.5900.5736.8636.7584.4546.9491.8
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low825.40.7269
Triple Number Coastal/Long Distance Medium613.20.9785
Triple Number Coastal/Long Distance High539.81.1116
Triple Number Windward/Leeward Low1089.70.5506
Triple Number Windward/Leeward Medium777.60.7716
Triple Number Windward/Leeward High661.70.9067
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance680.20.8821
Triple Number Coastal/Long Distance Low825.40.7269
Triple Number Coastal/Long Distance Medium613.20.9785
Triple Number Coastal/Long Distance High539.81.1116
Triple Number Windward/Leeward Low1089.70.5506
Triple Number Windward/Leeward Medium777.60.7716
Triple Number Windward/Leeward High661.70.9067
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1217.5900.5736.8636.7584.4546.9491.8
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low1089.70.5506
Triple Number Windward/Leeward Medium777.60.7716
Triple Number Windward/Leeward High661.70.9067
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1217.5900.5736.8636.7584.4546.9491.8
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low825.4
Triple Number Coastal/Long Distance Medium613.2
Triple Number Coastal/Long Distance High539.8
Triple Number Windward/Leeward Low1089.7
Triple Number Windward/Leeward Medium777.6
Triple Number Windward/Leeward High661.7
Predominantly Upwind665.0
Predominantly Downwind634.7
Predominantly Reaching597.2
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance680.20.8821
Triple Number Coastal/Long Distance Low825.40.7269
Triple Number Coastal/Long Distance Medium613.20.9785
Triple Number Coastal/Long Distance High539.81.1116
Triple Number Windward/Leeward Low1089.70.5506
Triple Number Windward/Leeward Medium777.60.7716
Triple Number Windward/Leeward High661.70.9067
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1217.5900.5736.8636.7584.4546.9491.8
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7269
Triple Number Coastal/Long Distance Medium0.9785
Triple Number Coastal/Long Distance High1.1116
Triple Number Windward/Leeward Low0.5506
Triple Number Windward/Leeward Medium0.7716
Triple Number Windward/Leeward High0.9067
Coastal/Long Distance0.8821
Predominantly Upwind0.9023
Predominantly Downwind0.9454
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7269
Tretall Distanseseilas Mellomvind0.9785
Tretall Distanseseilas Mye vind1.1116
Tretall Pølsebane Lite vind0.5506
Tretall Pølsebane Mellomvind0.7716
Tretall Pølsebane Mye vind0.9067
Distanseseilas ett tall (OSN 8-16kn)0.8821
Distanseseilas ett tall (APH 6-20kn)0.9709
Enkeltall Motvind0.9023
Enkeltall Medvind0.9454
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low825.40.7269
Triple Number Coastal/Long Distance Medium613.20.9785
Triple Number Coastal/Long Distance High539.81.1116
Triple Number Windward/Leeward Low1089.70.5506
Triple Number Windward/Leeward Medium777.60.7716
Triple Number Windward/Leeward High661.70.9067
Coastal/Long Distance680.20.8821
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind665.00.9023
Predominantly Downwind634.70.9454
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore646.30.9283
Cape Doctor Coastal529.11.1341
Triple Number Coastal/Long Distance Low825.40.7269
Triple Number Coastal/Long Distance Medium613.20.9785
Triple Number Coastal/Long Distance High539.81.1116
Triple Number Windward/Leeward Low1089.70.5506
Triple Number Windward/Leeward Medium777.60.7716
Triple Number Windward/Leeward High661.70.9067
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7269
Triple Number Coastal/Long Distance Medium0.9785
Triple Number Coastal/Long Distance High1.1116
Triple Number Windward/Leeward Low0.5506
Triple Number Windward/Leeward Medium0.7716
Triple Number Windward/Leeward High0.9067
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7269
Triple Number Coastal/Long Distance Medium0.9785
Triple Number Coastal/Long Distance High1.1116
Triple Number Windward/Leeward Low0.5506
Triple Number Windward/Leeward Medium0.7716
Triple Number Windward/Leeward High0.9067
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance680.20.8821
Triple Number Coastal/Long Distance Low825.40.7269
Triple Number Coastal/Long Distance Medium613.20.9785
Triple Number Coastal/Long Distance High539.81.1116
Triple Number Windward/Leeward Low1089.70.5506
Triple Number Windward/Leeward Medium777.60.7716
Triple Number Windward/Leeward High661.70.9067
Predominantly Upwind665.00.9023
Predominantly Downwind634.70.9454
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1217.5900.5736.8636.7584.4546.9491.8
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance680.20.8821
Triple Number Coastal/Long Distance Low825.40.7269
Triple Number Coastal/Long Distance Medium613.20.9785
Triple Number Coastal/Long Distance High539.81.1116
Triple Number Windward/Leeward Low1089.70.5506
Triple Number Windward/Leeward Medium777.60.7716
Triple Number Windward/Leeward High661.70.9067
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1217.5900.5736.8636.7584.4546.9491.8
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low825.40.7269
Triple Number All Purpose Medium613.20.9785
Triple Number All Purpose High539.81.1116
Triple Number Windward/Leeward Low1089.70.5506
Triple Number Windward/Leeward Medium777.60.7716
Triple Number Windward/Leeward High661.70.9067
Predominantly Upwind665.00.9023
Predominantly Downwind634.70.9454
Predominantly Upwind Low913.80.6566
Predominantly Upwind Medium684.60.8765
Predominantly Upwind High637.10.9418
Predominantly Downwind Low926.50.6476
Predominantly Downwind Medium635.30.9445
Predominantly Downwind High509.51.1777
Chicago-Mac Upwind0.8820
Chicago-Mac All Purpose0.9014
Chicago-Mac Downwind0.9232
Bayview-Mac Cove Island0.8352
Bayview-Mac Shore0.8482
Harvest Moon Regatta522.51.1483
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy651.20.9214
San Francisco Bay Medium770.00.7792
Predominantly Reaching576.11.0414
Predominantly Reaching Low736.10.8151
Predominantly Reaching Medium572.01.0489
Predominantly Reaching High494.61.2132
Windward/Leeward 60-40 Low1090.80.5501
Windward/Leeward 60-40 Medium798.70.7513
Windward/Leeward 60-40 High704.50.8516
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1197.00.5013
5-Band Low / Medium988.40.6070
5-Band Medium760.80.7886
5-Band Medium / High671.00.8942
5-Band High643.30.9327
ORC Ref  03190002Q16Issued on 11/07/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

BLU ONE

ITA-BLN23

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDufour 38 ClassicMeasurement11/04/2019HINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA11.650Max. Beam3.852Draft1.459Displacement6,500Wetted area25.83IMS L9.964LSM09.866Acc. length11.650Sink (kg/mm) 21.41
VCGD-0.026VCGM-0.001RM Rated (kg·m) 172.0Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeSolid 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.406PBW0.102PIPA0.0172
EDL2.500ST10.044ST20.170
ST30.170ST40.044ST50.290
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P12.840IG14.500ISPMDT10.125MDL10.220MDT2MDL2TLNo TaperMW0.220GO0.262
E4.050J4.430BAS1.400FSDNo FoilSFJSPLWPLTPSBD0.150MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.026Flotation Date16/06/2023MeasurerComment
SFFP0.900FFMFF1.358LCFcl6.436SG1.0250
SAFP10.625FAMFA1.064LCFsh6.717HBI1.211
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03190002Q16Issued on 11/07/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

BLU ONE

ITA-BLN23

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.130.761.542.573.4630.8916/06/2023
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.040.741.483.074.756.5214.15NoNo 44.6316/06/2023
ORC Ref  03190002Q16Issued on 11/07/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org