Club
One Design
 Certificate
2023

Boat

WHITE MAGIC

ITA-46J22

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 Angles43.2°41.5°39.4°38.1°37.8°38.1°39.6°
Beat VMG2.923.543.974.204.274.304.23
52°4.455.255.665.885.996.056.07
60°4.685.435.806.036.206.286.35
75°4.825.535.926.226.476.666.84
90°4.925.726.136.376.576.887.39
110°4.965.776.276.727.137.498.17
120°4.805.666.166.657.187.799.24
135°4.315.215.886.336.807.379.50
150°3.584.575.385.946.366.807.97
Run VMG3.103.964.695.345.836.227.04
Gybe Angles146.0°151.0°155.9°166.4°177.2°177.2°174.8°

APH: 656.2

CDL: 6.093

GPH: 735.7

CertNo: 23/1

BOAT
ClassJ-22 ONE DESIGNDesignerJOHNSTONEBuilderJ-BoatsAge date10/2002Series date01/1983Offset fileJ22.ODData fileI46J22
HULL
Length Overall6.860 mMaximum Beam2.446 mDraft1.179 mDisplacement856 kgDLR4.6913IMS DivisionSportboatDynamic Allowance0.180%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight275 kgMinimum weight190 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail13.7714.13Headsail Luffed9.729.72Headsail FlyingSymmetric31.1831.18Asymmetric
STORM SAIL AREAS (m²)
Trysail3.83Storm Jib2.55Heavy Weather Jib6.87
SAIL LIMITS
Headsails5  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  03190002BI9Issued on 25/01/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
One Design
 Certificate
2023

Boat

WHITE MAGIC

ITA-46J22

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 VMG1233.61017.2907.6856.8842.3837.8850.4
52°808.5685.8636.4612.7601.0595.2592.9
60°768.4663.2620.9596.5580.9573.0566.9
75°746.4650.7608.3578.8556.4540.9526.2
90°731.4629.8587.5564.8547.6523.4487.3
110°726.5624.3574.5535.7504.8480.3440.7
120°750.0636.0584.0541.0501.5462.4389.7
135°836.1690.8612.7569.0529.4488.5378.8
150°1005.0787.3669.0606.2566.2529.8451.9
Run VMG1160.5908.5767.8674.7617.7579.0511.0
Selected Courses
Windward / Leeward1197.1962.9837.7765.8730.0708.4680.7
All purpose918.1759.6680.3634.9608.0586.6551.6
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward804.30.7460
All purpose656.20.9143
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low838.80.7153
Triple Number Coastal/Long Distance Medium653.70.9179
Triple Number Coastal/Long Distance High578.81.0366
Triple Number Windward/Leeward Low1079.90.5556
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High703.40.8530
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance712.30.8423
Triple Number Coastal/Long Distance Low838.80.7153
Triple Number Coastal/Long Distance Medium653.70.9179
Triple Number Coastal/Long Distance High578.81.0366
Triple Number Windward/Leeward Low1079.90.5556
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High703.40.8530
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1193.4906.1760.3676.3630.6590.5517.9
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6416
Downwind "popa"0.8047
70% up, 30% down "Ilhabela"0.6832
30% up, 70% down "Ilhabela-inverso"0.7477
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low838.80.7153
Triple Number Coastal/Long Distance Medium653.70.9179
Triple Number Coastal/Long Distance High578.81.0366
Triple Number Windward/Leeward Low1079.90.5556
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High703.40.8530
Predominantly Upwind715.50.8385
Predominantly Downwind660.80.9079
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low838.80.7153
Triple Number All Purpose Medium653.70.9179
Triple Number All Purpose High578.81.0366
Triple Number Windward/Leeward Low1079.90.5556
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High703.40.8530
Predominantly Upwind715.50.8385
Predominantly Downwind660.80.9079
Predominantly Upwind Low938.70.6392
Predominantly Upwind Medium741.30.8093
Predominantly Upwind High698.70.8588
Predominantly Downwind Low909.00.6600
Predominantly Downwind Medium653.90.9176
Predominantly Downwind High532.01.1279
Chicago-Mac Upwind0.8237
Chicago-Mac All Purpose0.8556
Chicago-Mac Downwind0.8931
Bayview-Mac Cove Island0.7966
Bayview-Mac Shore0.8015
Victoria-Maui0.9679
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance712.30.8423
Triple Number Coastal/Long Distance Low838.80.7153
Triple Number Coastal/Long Distance Medium653.70.9179
Triple Number Coastal/Long Distance High578.81.0366
Triple Number Windward/Leeward Low1079.90.5556
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High703.40.8530
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1193.4906.1760.3676.3630.6590.5517.9
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance712.30.8423
Triple Number Coastal/Long Distance Low838.80.7153
Triple Number Coastal/Long Distance Medium653.70.9179
Triple Number Coastal/Long Distance High578.81.0366
Triple Number Windward/Leeward Low1079.90.5556
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High703.40.8530
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1193.4906.1760.3676.3630.6590.5517.9
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance712.3
Triple Number Coastal/Long Distance Low838.8
Triple Number Coastal/Long Distance Medium653.7
Triple Number Coastal/Long Distance High578.8
Triple Number Windward/Leeward Low1079.9
Triple Number Windward/Leeward Medium797.2
Triple Number Windward/Leeward High703.4
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1193.4906.1760.3676.3630.6590.5517.9
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance712.30.8423
Triple Number Coastal/Long Distance Low838.80.7153
Triple Number Coastal/Long Distance Medium653.70.9179
Triple Number Coastal/Long Distance High578.81.0366
Triple Number Windward/Leeward Low1079.90.5556
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High703.40.8530
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1193.4906.1760.3676.3630.6590.5517.9
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)712.30.8423
Triple Number Coastal/Long Distance Low838.80.7153
Triple Number Coastal/Long Distance Medium653.70.9179
Triple Number Coastal/Long Distance High578.81.0366
Triple Number Windward/Leeward Low1079.90.5556
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High703.40.8530
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1193.4906.1760.3676.3630.6590.5517.9
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low838.80.7153
Triple Number Coastal/Long Distance Medium653.70.9179
Triple Number Coastal/Long Distance High578.81.0366
Triple Number Windward/Leeward Low1079.90.5556
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High703.40.8530
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7153
Triple Number Coastal/Long Distance Medium0.9179
Triple Number Coastal/Long Distance High1.0366
Triple Number Windward/Leeward Low0.5556
Triple Number Windward/Leeward Medium0.7526
Triple Number Windward/Leeward High0.8530
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1193.4906.1760.3676.3630.6590.5517.9
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance712.30.8423
Triple Number Coastal/Long Distance Low838.80.7153
Triple Number Coastal/Long Distance Medium653.70.9179
Triple Number Coastal/Long Distance High578.81.0366
Triple Number Windward/Leeward Low1079.90.5556
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High703.40.8530
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1193.4906.1760.3676.3630.6590.5517.9
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low838.80.7153
Triple Number Coastal/Long Distance Medium653.70.9179
Triple Number Coastal/Long Distance High578.81.0366
Triple Number Windward/Leeward Low1079.90.5556
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High703.40.8530
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance712.30.8423
Triple Number Coastal/Long Distance Low838.80.7153
Triple Number Coastal/Long Distance Medium653.70.9179
Triple Number Coastal/Long Distance High578.81.0366
Triple Number Windward/Leeward Low1079.90.5556
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High703.40.8530
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1193.4906.1760.3676.3630.6590.5517.9
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low1079.90.5556
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High703.40.8530
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1193.4906.1760.3676.3630.6590.5517.9
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low838.8
Triple Number Coastal/Long Distance Medium653.7
Triple Number Coastal/Long Distance High578.8
Triple Number Windward/Leeward Low1079.9
Triple Number Windward/Leeward Medium797.2
Triple Number Windward/Leeward High703.4
Predominantly Upwind715.5
Predominantly Downwind660.8
Predominantly Reaching636.6
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance712.30.8423
Triple Number Coastal/Long Distance Low838.80.7153
Triple Number Coastal/Long Distance Medium653.70.9179
Triple Number Coastal/Long Distance High578.81.0366
Triple Number Windward/Leeward Low1079.90.5556
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High703.40.8530
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1193.4906.1760.3676.3630.6590.5517.9
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7153
Triple Number Coastal/Long Distance Medium0.9179
Triple Number Coastal/Long Distance High1.0366
Triple Number Windward/Leeward Low0.5556
Triple Number Windward/Leeward Medium0.7526
Triple Number Windward/Leeward High0.8530
Coastal/Long Distance0.8423
Predominantly Upwind0.8385
Predominantly Downwind0.9079
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7153
Tretall Distanseseilas Mellomvind0.9179
Tretall Distanseseilas Mye vind1.0366
Tretall Pølsebane Lite vind0.5556
Tretall Pølsebane Mellomvind0.7526
Tretall Pølsebane Mye vind0.8530
Distanseseilas ett tall (OSN 8-16kn)0.8423
Distanseseilas ett tall (APH 6-20kn)0.9143
Enkeltall Motvind0.8385
Enkeltall Medvind0.9079
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low838.80.7153
Triple Number Coastal/Long Distance Medium653.70.9179
Triple Number Coastal/Long Distance High578.81.0366
Triple Number Windward/Leeward Low1079.90.5556
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High703.40.8530
Coastal/Long Distance712.30.8423
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind715.50.8385
Predominantly Downwind660.80.9079
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore689.00.8708
Cape Doctor Coastal562.11.0674
Triple Number Coastal/Long Distance Low838.80.7153
Triple Number Coastal/Long Distance Medium653.70.9179
Triple Number Coastal/Long Distance High578.81.0366
Triple Number Windward/Leeward Low1079.90.5556
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High703.40.8530
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7153
Triple Number Coastal/Long Distance Medium0.9179
Triple Number Coastal/Long Distance High1.0366
Triple Number Windward/Leeward Low0.5556
Triple Number Windward/Leeward Medium0.7526
Triple Number Windward/Leeward High0.8530
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7153
Triple Number Coastal/Long Distance Medium0.9179
Triple Number Coastal/Long Distance High1.0366
Triple Number Windward/Leeward Low0.5556
Triple Number Windward/Leeward Medium0.7526
Triple Number Windward/Leeward High0.8530
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance712.30.8423
Triple Number Coastal/Long Distance Low838.80.7153
Triple Number Coastal/Long Distance Medium653.70.9179
Triple Number Coastal/Long Distance High578.81.0366
Triple Number Windward/Leeward Low1079.90.5556
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High703.40.8530
Predominantly Upwind715.50.8385
Predominantly Downwind660.80.9079
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1193.4906.1760.3676.3630.6590.5517.9
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance712.30.8423
Triple Number Coastal/Long Distance Low838.80.7153
Triple Number Coastal/Long Distance Medium653.70.9179
Triple Number Coastal/Long Distance High578.81.0366
Triple Number Windward/Leeward Low1079.90.5556
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High703.40.8530
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1193.4906.1760.3676.3630.6590.5517.9
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low838.80.7153
Triple Number All Purpose Medium653.70.9179
Triple Number All Purpose High578.81.0366
Triple Number Windward/Leeward Low1079.90.5556
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High703.40.8530
Predominantly Upwind715.50.8385
Predominantly Downwind660.80.9079
Predominantly Upwind Low938.70.6392
Predominantly Upwind Medium741.30.8093
Predominantly Upwind High698.70.8588
Predominantly Downwind Low909.00.6600
Predominantly Downwind Medium653.90.9176
Predominantly Downwind High532.01.1279
Chicago-Mac Upwind0.8237
Chicago-Mac All Purpose0.8556
Chicago-Mac Downwind0.8931
Bayview-Mac Cove Island0.7966
Bayview-Mac Shore0.8015
Harvest Moon Regatta560.71.0701
Victoria-Maui0.9679
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy686.20.8744
San Francisco Bay Medium791.90.7577
Predominantly Reaching0.9618
Predominantly Reaching Low0.7930
Predominantly Reaching Medium0.9676
Predominantly Reaching High1.1194
Windward/Leeward 60-40 Low1089.10.5509
Windward/Leeward 60-40 Medium826.60.7259
Windward/Leeward 60-40 High751.10.7988
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1179.00.5089
5-Band Low / Medium986.70.6081
5-Band Medium783.50.7658
5-Band Medium / High712.20.8425
5-Band High685.50.8753
ORC Ref  03190002BI9Issued on 25/01/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
One Design
 Certificate
2023

Boat

WHITE MAGIC

ITA-46J22

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)
ClassJ-22 ONE DESIGNMeasurement01/06/1992HINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA6.860Max. Beam2.446Draft1.179Displacement856Wetted area8.61IMS L6.111LSM05.671Acc. length6.860Sink (kg/mm) 6.79
VCGD-0.063VCGM-0.009RM Rated (kg·m) 15.9Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
PIPA0.0000
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders1Rotating mastNo
P7.955IG7.130ISP7.495MDT10.070MDL10.096MDT20.055MDL20.070TL1.300MW0.096GO0.096
E2.745J2.620BAS0.900FSD0.000SFJ0.000SPL2.750WPLTPSBD0.095MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date09/02/2021MeasurerComment
SFFP0.354FFMFF0.800LCFcl3.847SG1.0250
SAFP6.848FAMFA0.570LCFsh4.038HBI0.684
W14.0W27.0W310.0W414.0
PD172.5PD2127.0PD3181.0PD4254.0
WD8.300PLM2000.00GSA64.0RSA10000.0RM15.9
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03190002BI9Issued on 25/01/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
One Design
 Certificate
2023

Boat

WHITE MAGIC

ITA-46J22

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.150.671.161.912.4013.7717/01/2022
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.050.000.721.402.032.627.13YesNo 9.7217/01/2022
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentORC7.597.597.594.934.9331.1817/01/2022
ORC Ref  03190002BI9Issued on 25/01/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org