Club
Certificate
2023

Boat

TATTOO

ITA-16504

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 Angles44.7°42.6°41.7°40.5°38.8°37.8°37.2°
Beat VMG3.213.954.514.965.325.555.74
52°4.985.976.707.197.507.717.95
60°5.286.276.967.387.667.878.17
75°5.496.477.147.547.828.058.45
90°5.386.497.297.758.098.378.79
110°5.426.617.407.868.238.599.27
120°5.266.447.287.788.178.549.29
135°4.745.926.857.497.908.289.01
150°4.035.156.076.807.287.638.18
Run VMG3.494.465.265.896.316.717.58
Gybe Angles144.8°147.5°147.5°147.8°148.9°171.2°176.3°

APH: 561.8

CDL: 9.646

GPH: 636.3

CertNo: 23/1

BOAT
ClassDufour 405 GLDesignerFelciBuilderDufour YachtsAge date07/2009Series date01/2009Offset fileDUF405CL.OFFData fileI16504
HULL
Length Overall11.900 mMaximum Beam3.984 mDraft2.069 mDisplacement8,990 kgDLR7.2354IMS DivisionCruiser/RacerDynamic Allowance0.420%Age Allowance0.455%
PROPELLER
InstallationStrutTypeFolding 3 bladesDiameter0.457m
CREW
Maximum weight500 kgMinimum weight375 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail36.0636.66Headsail Luffed44.3544.35Headsail FlyingSymmetricAsymmetric97.0097.00 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS (m²)
Trysail10.87Storm Jib10.71Heavy Weather Jib28.91
SAIL LIMITS
Headsails1 * Woven polyester sails  Spinnakers4
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  03190002EIJIssued on 24/03/2023Valid until 31/12/2023
VPP ver: 2023 1.01 | © ORC | www.orc.org

Club
Certificate
2023

Boat

TATTOO

ITA-16504

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 VMG1122.4912.4798.7725.5677.3648.5626.7
52°723.5602.8537.0500.9480.1467.1452.9
60°681.2574.2517.1487.5469.8457.2440.5
75°655.3556.2504.2477.5460.6447.2425.9
90°668.6554.7494.1464.4445.3430.2409.4
110°664.1544.6486.7458.0437.3419.2388.4
120°684.8559.4494.5462.5440.6421.4387.5
135°759.6608.5525.2480.9455.5434.9399.5
150°894.2699.1593.0529.3494.2471.7440.0
Run VMG1032.5807.3684.8611.2570.7536.4475.0
Selected Courses
Windward / Leeward1077.4859.9741.7668.4624.0592.4550.8
All purpose827.5671.5587.8539.5509.9488.7460.6
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward700.30.8568
All purpose561.81.0680
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low749.50.8005
Triple Number Coastal/Long Distance Medium559.21.0730
Triple Number Coastal/Long Distance High483.41.2411
Triple Number Windward/Leeward Low968.70.6194
Triple Number Windward/Leeward Medium697.70.8600
Triple Number Windward/Leeward High584.71.0261
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance614.20.9768
Triple Number Coastal/Long Distance Low749.50.8005
Triple Number Coastal/Long Distance Medium559.21.0730
Triple Number Coastal/Long Distance High483.41.2411
Triple Number Windward/Leeward Low968.70.6194
Triple Number Windward/Leeward Medium697.70.8600
Triple Number Windward/Leeward High584.71.0261
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1072.9807.3665.4577.7529.8494.3443.1
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7621
Downwind "popa"0.8902
70% up, 30% down "Ilhabela"0.7965
30% up, 70% down "Ilhabela-inverso"0.8475
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low749.50.8005
Triple Number Coastal/Long Distance Medium559.21.0730
Triple Number Coastal/Long Distance High483.41.2411
Triple Number Windward/Leeward Low968.70.6194
Triple Number Windward/Leeward Medium697.70.8600
Triple Number Windward/Leeward High584.71.0261
Predominantly Upwind607.20.9882
Predominantly Downwind576.61.0406
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low749.50.8005
Triple Number All Purpose Medium559.21.0730
Triple Number All Purpose High483.41.2411
Triple Number Windward/Leeward Low968.70.6194
Triple Number Windward/Leeward Medium697.70.8600
Triple Number Windward/Leeward High584.71.0261
Predominantly Upwind607.20.9882
Predominantly Downwind576.61.0406
Predominantly Upwind Low843.00.7118
Predominantly Upwind Medium626.60.9575
Predominantly Upwind High547.91.0952
Predominantly Downwind Low812.30.7386
Predominantly Downwind Medium572.71.0478
Predominantly Downwind High480.21.2496
Chicago-Mac Upwind0.9664
Chicago-Mac All Purpose0.9912
Chicago-Mac Downwind1.0215
Bayview-Mac Cove Island0.9100
Bayview-Mac Shore0.9213
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching532.21.1273
Predominantly Reaching Low676.40.8871
Predominantly Reaching Medium528.11.1362
Predominantly Reaching High453.11.3241
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1060.70.5657
5-Band Low / Medium881.00.6811
5-Band Medium682.80.8787
5-Band Medium / High597.11.0048
5-Band High558.01.0752
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance614.20.9768
Triple Number Coastal/Long Distance Low749.50.8005
Triple Number Coastal/Long Distance Medium559.21.0730
Triple Number Coastal/Long Distance High483.41.2411
Triple Number Windward/Leeward Low968.70.6194
Triple Number Windward/Leeward Medium697.70.8600
Triple Number Windward/Leeward High584.71.0261
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1072.9807.3665.4577.7529.8494.3443.1
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance614.20.9768
Triple Number Coastal/Long Distance Low749.50.8005
Triple Number Coastal/Long Distance Medium559.21.0730
Triple Number Coastal/Long Distance High483.41.2411
Triple Number Windward/Leeward Low968.70.6194
Triple Number Windward/Leeward Medium697.70.8600
Triple Number Windward/Leeward High584.71.0261
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1072.9807.3665.4577.7529.8494.3443.1
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance614.2
Triple Number Coastal/Long Distance Low749.5
Triple Number Coastal/Long Distance Medium559.2
Triple Number Coastal/Long Distance High483.4
Triple Number Windward/Leeward Low968.7
Triple Number Windward/Leeward Medium697.7
Triple Number Windward/Leeward High584.7
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1072.9807.3665.4577.7529.8494.3443.1
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance614.20.9768
Triple Number Coastal/Long Distance Low749.50.8005
Triple Number Coastal/Long Distance Medium559.21.0730
Triple Number Coastal/Long Distance High483.41.2411
Triple Number Windward/Leeward Low968.70.6194
Triple Number Windward/Leeward Medium697.70.8600
Triple Number Windward/Leeward High584.71.0261
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1072.9807.3665.4577.7529.8494.3443.1
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)614.20.9768
Triple Number Coastal/Long Distance Low749.50.8005
Triple Number Coastal/Long Distance Medium559.21.0730
Triple Number Coastal/Long Distance High483.41.2411
Triple Number Windward/Leeward Low968.70.6194
Triple Number Windward/Leeward Medium697.70.8600
Triple Number Windward/Leeward High584.71.0261
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1072.9807.3665.4577.7529.8494.3443.1
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low749.50.8005
Triple Number Coastal/Long Distance Medium559.21.0730
Triple Number Coastal/Long Distance High483.41.2411
Triple Number Windward/Leeward Low968.70.6194
Triple Number Windward/Leeward Medium697.70.8600
Triple Number Windward/Leeward High584.71.0261
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8005
Triple Number Coastal/Long Distance Medium1.0730
Triple Number Coastal/Long Distance High1.2411
Triple Number Windward/Leeward Low0.6194
Triple Number Windward/Leeward Medium0.8600
Triple Number Windward/Leeward High1.0261
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1072.9807.3665.4577.7529.8494.3443.1
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance614.20.9768
Triple Number Coastal/Long Distance Low749.50.8005
Triple Number Coastal/Long Distance Medium559.21.0730
Triple Number Coastal/Long Distance High483.41.2411
Triple Number Windward/Leeward Low968.70.6194
Triple Number Windward/Leeward Medium697.70.8600
Triple Number Windward/Leeward High584.71.0261
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1072.9807.3665.4577.7529.8494.3443.1
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low749.50.8005
Triple Number Coastal/Long Distance Medium559.21.0730
Triple Number Coastal/Long Distance High483.41.2411
Triple Number Windward/Leeward Low968.70.6194
Triple Number Windward/Leeward Medium697.70.8600
Triple Number Windward/Leeward High584.71.0261
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance614.20.9768
Triple Number Coastal/Long Distance Low749.50.8005
Triple Number Coastal/Long Distance Medium559.21.0730
Triple Number Coastal/Long Distance High483.41.2411
Triple Number Windward/Leeward Low968.70.6194
Triple Number Windward/Leeward Medium697.70.8600
Triple Number Windward/Leeward High584.71.0261
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1072.9807.3665.4577.7529.8494.3443.1
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low968.70.6194
Triple Number Windward/Leeward Medium697.70.8600
Triple Number Windward/Leeward High584.71.0261
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1072.9807.3665.4577.7529.8494.3443.1
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low749.5
Triple Number Coastal/Long Distance Medium559.2
Triple Number Coastal/Long Distance High483.4
Triple Number Windward/Leeward Low968.7
Triple Number Windward/Leeward Medium697.7
Triple Number Windward/Leeward High584.7
Predominantly Upwind607.2
Predominantly Downwind576.6
Predominantly Reaching547.9
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance614.20.9768
Triple Number Coastal/Long Distance Low749.50.8005
Triple Number Coastal/Long Distance Medium559.21.0730
Triple Number Coastal/Long Distance High483.41.2411
Triple Number Windward/Leeward Low968.70.6194
Triple Number Windward/Leeward Medium697.70.8600
Triple Number Windward/Leeward High584.71.0261
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1072.9807.3665.4577.7529.8494.3443.1
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8005
Triple Number Coastal/Long Distance Medium1.0730
Triple Number Coastal/Long Distance High1.2411
Triple Number Windward/Leeward Low0.6194
Triple Number Windward/Leeward Medium0.8600
Triple Number Windward/Leeward High1.0261
Coastal/Long Distance0.9768
Predominantly Upwind0.9882
Predominantly Downwind1.0406
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8005
Tretall Distanseseilas Mellomvind1.0730
Tretall Distanseseilas Mye vind1.2411
Tretall Pølsebane Lite vind0.6194
Tretall Pølsebane Mellomvind0.8600
Tretall Pølsebane Mye vind1.0261
Distanseseilas ett tall (OSN 8-16kn)0.9768
Distanseseilas ett tall (APH 6-20kn)1.0680
Enkeltall Motvind0.9882
Enkeltall Medvind1.0406
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low749.50.8005
Triple Number Coastal/Long Distance Medium559.21.0730
Triple Number Coastal/Long Distance High483.41.2411
Triple Number Windward/Leeward Low968.70.6194
Triple Number Windward/Leeward Medium697.70.8600
Triple Number Windward/Leeward High584.71.0261
Coastal/Long Distance614.20.9768
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind607.20.9882
Predominantly Downwind576.61.0406
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore563.31.0651
Cape Doctor Coastal469.01.2792
Triple Number Coastal/Long Distance Low749.50.8005
Triple Number Coastal/Long Distance Medium559.21.0730
Triple Number Coastal/Long Distance High483.41.2411
Triple Number Windward/Leeward Low968.70.6194
Triple Number Windward/Leeward Medium697.70.8600
Triple Number Windward/Leeward High584.71.0261
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8005
Triple Number Coastal/Long Distance Medium1.0730
Triple Number Coastal/Long Distance High1.2411
Triple Number Windward/Leeward Low0.6194
Triple Number Windward/Leeward Medium0.8600
Triple Number Windward/Leeward High1.0261
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8005
Triple Number Coastal/Long Distance Medium1.0730
Triple Number Coastal/Long Distance High1.2411
Triple Number Windward/Leeward Low0.6194
Triple Number Windward/Leeward Medium0.8600
Triple Number Windward/Leeward High1.0261
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance614.20.9768
Triple Number Coastal/Long Distance Low749.50.8005
Triple Number Coastal/Long Distance Medium559.21.0730
Triple Number Coastal/Long Distance High483.41.2411
Triple Number Windward/Leeward Low968.70.6194
Triple Number Windward/Leeward Medium697.70.8600
Triple Number Windward/Leeward High584.71.0261
Predominantly Upwind607.20.9882
Predominantly Downwind576.61.0406
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1072.9807.3665.4577.7529.8494.3443.1
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance614.20.9768
Triple Number Coastal/Long Distance Low749.50.8005
Triple Number Coastal/Long Distance Medium559.21.0730
Triple Number Coastal/Long Distance High483.41.2411
Triple Number Windward/Leeward Low968.70.6194
Triple Number Windward/Leeward Medium697.70.8600
Triple Number Windward/Leeward High584.71.0261
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1072.9807.3665.4577.7529.8494.3443.1
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low749.50.8005
Triple Number All Purpose Medium559.21.0730
Triple Number All Purpose High483.41.2411
Triple Number Windward/Leeward Low968.70.6194
Triple Number Windward/Leeward Medium697.70.8600
Triple Number Windward/Leeward High584.71.0261
Predominantly Upwind607.20.9882
Predominantly Downwind576.61.0406
Predominantly Upwind Low843.00.7118
Predominantly Upwind Medium626.60.9575
Predominantly Upwind High547.91.0952
Predominantly Downwind Low812.30.7386
Predominantly Downwind Medium572.71.0478
Predominantly Downwind High480.21.2496
Chicago-Mac Upwind0.9664
Chicago-Mac All Purpose0.9912
Chicago-Mac Downwind1.0215
Bayview-Mac Cove Island0.9100
Bayview-Mac Shore0.9213
Harvest Moon Regatta485.11.2369
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy568.71.0551
San Francisco Bay Medium687.40.8729
Predominantly Reaching532.21.1273
Predominantly Reaching Low676.40.8871
Predominantly Reaching Medium528.11.1362
Predominantly Reaching High453.11.3241
Windward/Leeward 60-40 Low978.40.6132
Windward/Leeward 60-40 Medium716.70.8372
Windward/Leeward 60-40 High606.10.9900
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1060.70.5657
5-Band Low / Medium881.00.6811
5-Band Medium682.80.8787
5-Band Medium / High597.11.0048
5-Band High558.01.0752
ORC Ref  03190002EIJIssued on 24/03/2023Valid until 31/12/2023
VPP ver: 2023 1.01 | © ORC | www.orc.org

Club
Certificate
2023

Boat

TATTOO

ITA-16504

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 405 GLMeasurement01/07/2009HINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA11.900Max. Beam3.984Draft2.069Displacement8,990Wetted area32.10IMS L10.819LSM010.750Acc. length11.900Sink (kg/mm) 24.68
VCGD-0.400VCGM-0.561RM Rated (kg·m) 314.2Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.457PBW0.113PIPA0.0039
EDL2.790ST10.065ST20.180
ST30.180ST40.110ST50.275
RIG
Forestay tensionFixedInner stayNone FittedCarbon mastNoHeadsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingYesFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P13.500IG14.550ISP15.200MDT10.130MDL10.220MDT20.130MDL20.220TLMW0.220GO0.245
E4.600J4.410BAS1.700FSDNo FoilSFJ0.250SPLWPLTPS5.600BD0.188MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.400Flotation Date23/03/2023MeasurerComment
SFFP0.099FFMFF1.376LCFcl6.573SG1.0263
SAFP11.278FAMFA1.118LCFsh6.856HBI1.193
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03190002EIJIssued on 24/03/2023Valid until 31/12/2023
VPP ver: 2023 1.01 | © ORC | www.orc.org

Club
Certificate
2023

Boat

TATTOO

ITA-16504

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.100.931.662.833.8236.0631/08/2020
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.060.000.000.000.006.3513.85NoNo 44.35
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA15.5014.5015.007.608.4090%97.0023/03/2023B15.5014.2014.857.268.6084%93.1631/08/2020A1
ORC Ref  03190002EIJIssued on 24/03/2023Valid until 31/12/2023
VPP ver: 2023 1.01 | © ORC | www.orc.org