International
Certificate
2023

Boat

AURORA

ITA-333

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 Angles42.4°40.5°38.7°37.0°36.4°36.3°36.4°
Beat VMG3.794.665.285.595.745.825.87
52°5.736.857.497.797.928.018.08
60°6.027.087.667.978.148.238.33
75°6.207.237.788.148.408.598.79
90°6.047.217.858.168.488.799.26
110°6.027.308.008.488.919.239.77
120°5.847.137.908.438.959.4810.44
135°5.226.547.498.098.619.1610.55
150°4.405.636.687.457.928.299.08
Run VMG3.814.875.786.456.867.318.18
Gybe Angles142.9°146.6°148.7°149.6°150.5°171.8°175.7°

APH: 511.6

CDL: 10.980

GPH: 575.4

CertNo: 23/3

BOAT
ClassCanard 41 nod.DesignerPaperiniBuilderCanard YachtsAge date10/2001Series date10/2001Offset fileI333B.offData fileI333
HULL
Length Overall12.475 mMaximum Beam3.808 mDraft2.735 mDisplacement6,586 kgDLR5.0810IMS DivisionCruiser/RacerDynamic Allowance0.170%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.410m
CREW
Maximum weight730 kgMinimum weight548 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail45.8646.56Headsail Luffed39.6139.61Headsail FlyingSymmetricAsymmetric113.40113.40 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail14.32Storm Jib13.92Heavy Weather Jib37.58
SAIL LIMITS
Headsails6  Spinnakers5
STABILITY
Righting Moment199.3 kg·mStability Index128.5
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  03190002O30Issued on 09/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

AURORA

ITA-333

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 VMG951.0772.6682.4643.5627.6619.0612.8
52°627.9525.9480.6462.1454.3449.7445.3
60°597.9508.3469.8451.7442.4437.2431.9
75°580.6498.1462.5442.5428.5419.1409.4
90°596.3499.0458.6441.2424.7409.8388.6
110°598.0492.9449.8424.4404.2390.1368.5
120°616.5504.7455.6427.0402.4379.9344.8
135°689.4550.4480.3445.1418.2393.2341.3
150°818.3639.6539.2483.4454.4434.1396.6
Run VMG944.9738.5622.6558.2524.6492.6440.1
Selected Courses
Windward / Leeward948.0755.6652.5600.9576.1555.8526.5
All purpose731.3594.5526.8493.1473.6458.4435.8
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward630.80.9511
All purpose511.61.1727
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low662.90.9051
Triple Number Coastal/Long Distance Medium507.91.1814
Triple Number Coastal/Long Distance High453.71.3224
Triple Number Windward/Leeward Low851.80.7044
Triple Number Windward/Leeward Medium624.80.9603
Triple Number Windward/Leeward High549.91.0911
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.41.0784
Triple Number Coastal/Long Distance Low662.90.9051
Triple Number Coastal/Long Distance Medium507.91.1814
Triple Number Coastal/Long Distance High453.71.3224
Triple Number Windward/Leeward Low851.80.7044
Triple Number Windward/Leeward Medium624.80.9603
Triple Number Windward/Leeward High549.91.0911
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance947.7712.1590.9525.2491.6463.1416.9
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8556
Downwind "popa"0.9718
70% up, 30% down "Ilhabela"0.8874
30% up, 70% down "Ilhabela-inverso"0.9338
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low662.90.9051
Triple Number Coastal/Long Distance Medium507.91.1814
Triple Number Coastal/Long Distance High453.71.3224
Triple Number Windward/Leeward Low851.80.7044
Triple Number Windward/Leeward Medium624.80.9603
Triple Number Windward/Leeward High549.91.0911
Predominantly Upwind549.21.0925
Predominantly Downwind525.61.1415
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low662.90.9051
Triple Number All Purpose Medium507.91.1814
Triple Number All Purpose High453.71.3224
Triple Number Windward/Leeward Low851.80.7044
Triple Number Windward/Leeward Medium624.80.9603
Triple Number Windward/Leeward High549.91.0911
Predominantly Upwind549.21.0925
Predominantly Downwind525.61.1415
Predominantly Upwind Low731.10.8207
Predominantly Upwind Medium562.01.0676
Predominantly Upwind High523.51.1460
Predominantly Downwind Low730.70.8211
Predominantly Downwind Medium525.01.1429
Predominantly Downwind High441.21.3600
Chicago-Mac Upwind1.0740
Chicago-Mac All Purpose1.0954
Chicago-Mac Downwind1.1222
Bayview-Mac Cove Island1.0164
Bayview-Mac Shore1.0302
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching488.01.2294
Predominantly Reaching Low603.30.9945
Predominantly Reaching Medium483.71.2404
Predominantly Reaching High423.11.4182
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low933.20.6430
5-Band Low / Medium775.60.7736
5-Band Medium614.50.9765
5-Band Medium / High558.11.0751
5-Band High531.61.1288
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.41.0784
Triple Number Coastal/Long Distance Low662.90.9051
Triple Number Coastal/Long Distance Medium507.91.1814
Triple Number Coastal/Long Distance High453.71.3224
Triple Number Windward/Leeward Low851.80.7044
Triple Number Windward/Leeward Medium624.80.9603
Triple Number Windward/Leeward High549.91.0911
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance947.7712.1590.9525.2491.6463.1416.9
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.41.0784
Triple Number Coastal/Long Distance Low662.90.9051
Triple Number Coastal/Long Distance Medium507.91.1814
Triple Number Coastal/Long Distance High453.71.3224
Triple Number Windward/Leeward Low851.80.7044
Triple Number Windward/Leeward Medium624.80.9603
Triple Number Windward/Leeward High549.91.0911
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance947.7712.1590.9525.2491.6463.1416.9
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance556.4
Triple Number Coastal/Long Distance Low662.9
Triple Number Coastal/Long Distance Medium507.9
Triple Number Coastal/Long Distance High453.7
Triple Number Windward/Leeward Low851.8
Triple Number Windward/Leeward Medium624.8
Triple Number Windward/Leeward High549.9
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance947.7712.1590.9525.2491.6463.1416.9
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.41.0784
Triple Number Coastal/Long Distance Low662.90.9051
Triple Number Coastal/Long Distance Medium507.91.1814
Triple Number Coastal/Long Distance High453.71.3224
Triple Number Windward/Leeward Low851.80.7044
Triple Number Windward/Leeward Medium624.80.9603
Triple Number Windward/Leeward High549.91.0911
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance947.7712.1590.9525.2491.6463.1416.9
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)556.41.0784
Triple Number Coastal/Long Distance Low662.90.9051
Triple Number Coastal/Long Distance Medium507.91.1814
Triple Number Coastal/Long Distance High453.71.3224
Triple Number Windward/Leeward Low851.80.7044
Triple Number Windward/Leeward Medium624.80.9603
Triple Number Windward/Leeward High549.91.0911
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance947.7712.1590.9525.2491.6463.1416.9
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low662.90.9051
Triple Number Coastal/Long Distance Medium507.91.1814
Triple Number Coastal/Long Distance High453.71.3224
Triple Number Windward/Leeward Low851.80.7044
Triple Number Windward/Leeward Medium624.80.9603
Triple Number Windward/Leeward High549.91.0911
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9051
Triple Number Coastal/Long Distance Medium1.1814
Triple Number Coastal/Long Distance High1.3224
Triple Number Windward/Leeward Low0.7044
Triple Number Windward/Leeward Medium0.9603
Triple Number Windward/Leeward High1.0911
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance947.7712.1590.9525.2491.6463.1416.9
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.41.0784
Triple Number Coastal/Long Distance Low662.90.9051
Triple Number Coastal/Long Distance Medium507.91.1814
Triple Number Coastal/Long Distance High453.71.3224
Triple Number Windward/Leeward Low851.80.7044
Triple Number Windward/Leeward Medium624.80.9603
Triple Number Windward/Leeward High549.91.0911
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance947.7712.1590.9525.2491.6463.1416.9
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low662.90.9051
Triple Number Coastal/Long Distance Medium507.91.1814
Triple Number Coastal/Long Distance High453.71.3224
Triple Number Windward/Leeward Low851.80.7044
Triple Number Windward/Leeward Medium624.80.9603
Triple Number Windward/Leeward High549.91.0911
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.41.0784
Triple Number Coastal/Long Distance Low662.90.9051
Triple Number Coastal/Long Distance Medium507.91.1814
Triple Number Coastal/Long Distance High453.71.3224
Triple Number Windward/Leeward Low851.80.7044
Triple Number Windward/Leeward Medium624.80.9603
Triple Number Windward/Leeward High549.91.0911
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance947.7712.1590.9525.2491.6463.1416.9
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low851.80.7044
Triple Number Windward/Leeward Medium624.80.9603
Triple Number Windward/Leeward High549.91.0911
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance947.7712.1590.9525.2491.6463.1416.9
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low662.9
Triple Number Coastal/Long Distance Medium507.9
Triple Number Coastal/Long Distance High453.7
Triple Number Windward/Leeward Low851.8
Triple Number Windward/Leeward Medium624.8
Triple Number Windward/Leeward High549.9
Predominantly Upwind549.2
Predominantly Downwind525.6
Predominantly Reaching501.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.41.0784
Triple Number Coastal/Long Distance Low662.90.9051
Triple Number Coastal/Long Distance Medium507.91.1814
Triple Number Coastal/Long Distance High453.71.3224
Triple Number Windward/Leeward Low851.80.7044
Triple Number Windward/Leeward Medium624.80.9603
Triple Number Windward/Leeward High549.91.0911
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance947.7712.1590.9525.2491.6463.1416.9
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9051
Triple Number Coastal/Long Distance Medium1.1814
Triple Number Coastal/Long Distance High1.3224
Triple Number Windward/Leeward Low0.7044
Triple Number Windward/Leeward Medium0.9603
Triple Number Windward/Leeward High1.0911
Coastal/Long Distance1.0784
Predominantly Upwind1.0925
Predominantly Downwind1.1415
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.9051
Tretall Distanseseilas Mellomvind1.1814
Tretall Distanseseilas Mye vind1.3224
Tretall Pølsebane Lite vind0.7044
Tretall Pølsebane Mellomvind0.9603
Tretall Pølsebane Mye vind1.0911
Distanseseilas ett tall (OSN 8-16kn)1.0784
Distanseseilas ett tall (APH 6-20kn)1.1727
Enkeltall Motvind1.0925
Enkeltall Medvind1.1415
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low662.90.9051
Triple Number Coastal/Long Distance Medium507.91.1814
Triple Number Coastal/Long Distance High453.71.3224
Triple Number Windward/Leeward Low851.80.7044
Triple Number Windward/Leeward Medium624.80.9603
Triple Number Windward/Leeward High549.91.0911
Coastal/Long Distance556.41.0784
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind549.21.0925
Predominantly Downwind525.61.1415
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore535.31.1209
Cape Doctor Coastal442.61.3557
Triple Number Coastal/Long Distance Low662.90.9051
Triple Number Coastal/Long Distance Medium507.91.1814
Triple Number Coastal/Long Distance High453.71.3224
Triple Number Windward/Leeward Low851.80.7044
Triple Number Windward/Leeward Medium624.80.9603
Triple Number Windward/Leeward High549.91.0911
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9051
Triple Number Coastal/Long Distance Medium1.1814
Triple Number Coastal/Long Distance High1.3224
Triple Number Windward/Leeward Low0.7044
Triple Number Windward/Leeward Medium0.9603
Triple Number Windward/Leeward High1.0911
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9051
Triple Number Coastal/Long Distance Medium1.1814
Triple Number Coastal/Long Distance High1.3224
Triple Number Windward/Leeward Low0.7044
Triple Number Windward/Leeward Medium0.9603
Triple Number Windward/Leeward High1.0911
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.41.0784
Triple Number Coastal/Long Distance Low662.90.9051
Triple Number Coastal/Long Distance Medium507.91.1814
Triple Number Coastal/Long Distance High453.71.3224
Triple Number Windward/Leeward Low851.80.7044
Triple Number Windward/Leeward Medium624.80.9603
Triple Number Windward/Leeward High549.91.0911
Predominantly Upwind549.21.0925
Predominantly Downwind525.61.1415
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance947.7712.1590.9525.2491.6463.1416.9
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.41.0784
Triple Number Coastal/Long Distance Low662.90.9051
Triple Number Coastal/Long Distance Medium507.91.1814
Triple Number Coastal/Long Distance High453.71.3224
Triple Number Windward/Leeward Low851.80.7044
Triple Number Windward/Leeward Medium624.80.9603
Triple Number Windward/Leeward High549.91.0911
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance947.7712.1590.9525.2491.6463.1416.9
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low662.90.9051
Triple Number All Purpose Medium507.91.1814
Triple Number All Purpose High453.71.3224
Triple Number Windward/Leeward Low851.80.7044
Triple Number Windward/Leeward Medium624.80.9603
Triple Number Windward/Leeward High549.91.0911
Predominantly Upwind549.21.0925
Predominantly Downwind525.61.1415
Predominantly Upwind Low731.10.8207
Predominantly Upwind Medium562.01.0676
Predominantly Upwind High523.51.1460
Predominantly Downwind Low730.70.8211
Predominantly Downwind Medium525.01.1429
Predominantly Downwind High441.21.3600
Chicago-Mac Upwind1.0740
Chicago-Mac All Purpose1.0954
Chicago-Mac Downwind1.1222
Bayview-Mac Cove Island1.0164
Bayview-Mac Shore1.0302
Harvest Moon Regatta446.41.3440
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy532.61.1266
San Francisco Bay Medium615.20.9754
Predominantly Reaching488.01.2294
Predominantly Reaching Low603.30.9945
Predominantly Reaching Medium483.71.2404
Predominantly Reaching High423.11.4182
Windward/Leeward 60-40 Low853.80.7027
Windward/Leeward 60-40 Medium637.90.9406
Windward/Leeward 60-40 High573.41.0465
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low933.20.6430
5-Band Low / Medium775.60.7736
5-Band Medium614.50.9765
5-Band Medium / High558.11.0751
5-Band High531.61.1288
ORC Ref  03190002O30Issued on 09/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

AURORA

ITA-333

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)
ClassCanard 41 nod.Measurement11/05/2023HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA12.475Max. Beam3.808Draft2.735Displacement6,586Wetted area31.27IMS L11.190LSM010.902Acc. length12.376Sink (kg/mm) 22.91
VCGD-0.171VCGM-0.173RM Rated (kg·m) 199.3Limit of positive stability(°) 127.4Stability Index128.5
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.410PBW0.110PIPA0.0037
EDL2.105ST10.050ST20.170
ST30.170ST40.112ST50.280
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P14.870IG16.515ISP16.665MDT10.128MDL10.266MDT20.118MDL20.242TL0.400MW0.258GO0.305
E5.500J4.660BAS1.765FSD0.037SFJ0.220SPLWPLTPS5.570BD0.250MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date22/03/2019MeasurerFIV-122Comment
SFFP0.495FFM1.378FF1.378LCFcl6.888SG1.0250
SAFP11.768FAM1.132FA1.132LCFsh7.136HBI1.242
W1120.0W2120.0W3120.0W4120.0
PD1543.8PD2544.8PD3542.1PD4543.9
WD11.400PLM9000.00GSA1.0RSA1.0RM198.2
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGBpvcFuel12008.901pvc22006.30Total deductible0
OTHER ITEMSIdKindDescriptionWeightLCGVCGMiscellaneousABattery2x80 Ah707.40AEngineYanmar 40 hpTotal deductible0
ORC Ref  03190002O30Issued on 09/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

AURORA

ITA-333

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentD0.531.171.893.184.2745.8615/04/2014
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentE0.150.811.502.573.564.7515.82NoNo 39.6116/04/2016C0.080.591.142.213.334.5015.97NoNo 35.7907/03/2011
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA17.5014.8716.198.278.9692%113.4011/06/2011
ORC Ref  03190002O30Issued on 09/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org