International
One Design
 Certificate
2022

Boat

JMANIA

GRE-5367

Hellenic Sailing Federation
Offshore Committee
Επιτροπή Ανοικτής Θαλάσσης
Ελληνικής Ιστιοπλοϊκής Ομοσπονδίας
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles43.5°42.6°41.1°39.6°38.8°38.7°40.2°
Beat VMG2.973.553.994.274.384.414.33
52°4.525.345.796.036.156.206.21
60°4.815.595.956.186.366.466.50
75°5.025.736.076.356.646.867.03
90°4.975.736.176.556.817.077.58
110°4.875.776.236.687.157.618.33
120°4.725.666.146.577.037.548.97
135°4.255.175.886.276.707.158.35
150°3.604.555.385.956.316.717.60
Run VMG3.113.954.685.355.856.206.94
Gybe Angles147.8°152.0°153.8°164.6°177.2°178.4°178.4°

APH: 650.2

CDL: 6.391

GPH: 729.3

CertNo: 02022

BOAT
ClassJ-24DesignerJOHNSTONEBuilderJ-BOATSAge dateSeries date01/1977Offset filej24.ODData fileGR5367
HULL
Length Overall7.318 mMaximum Beam2.692 mDraft1.225 mDisplacement1,270 kgDLR5.6559IMS DivisionSportboatDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight400 kgMinimum weight300 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail15.6616.03Headsail Luffed18.7818.78Headsail FlyingSymmetric35.3435.34Asymmetric
STORM SAIL AREAS (m²)
Trysail4.44Storm Jib3.37Heavy Weather Jib9.08
SAIL LIMITS
Headsails5  Spinnakers4
STABILITY
Righting Moment27.0 kg·mStability Index93.7
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  03420002749Issued on 13/07/2022Valid until 28/02/2023
VPP ver: 2022 1.00 2022 | © ORC | www.orc.org

International
One Design
 Certificate
2022

Boat

JMANIA

GRE-5367

Hellenic Sailing Federation
Offshore Committee
Επιτροπή Ανοικτής Θαλάσσης
Ελληνικής Ιστιοπλοϊκής Ομοσπονδίας
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG1213.61013.2902.6842.8822.5816.5831.4
52°795.8673.9621.2597.1585.3580.2579.9
60°748.9644.1605.0582.4565.6557.6553.5
75°716.8628.7593.1566.7542.2524.6511.8
90°723.7628.7583.2550.0529.0509.2474.7
110°739.2624.0578.1538.6503.6472.8432.2
120°762.7636.4586.4548.2512.2477.2401.2
135°847.5696.0612.2573.9537.4503.6431.4
150°1001.4791.0668.8605.2570.4536.3473.5
Run VMG1156.3911.9769.0672.8615.0580.3518.4
Selected Courses
Windward / Leeward1185.0962.5835.8757.8718.7698.4674.9
All purpose910.3756.2676.2628.0599.8579.4550.6
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward797.30.7525
All purpose650.20.9228
 
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low833.20.7201
Triple Number Coastal/Long Distance Medium647.70.9264
Triple Number Coastal/Long Distance High573.71.0458
Triple Number Windward/Leeward Low1073.70.5588
Triple Number Windward/Leeward Medium791.10.7584
Triple Number Windward/Leeward High694.70.8637
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance707.10.8485
Triple Number Coastal/Long Distance Low833.20.7201
Triple Number Coastal/Long Distance Medium647.70.9264
Triple Number Coastal/Long Distance High573.71.0458
Triple Number Windward/Leeward Low1073.70.5588
Triple Number Windward/Leeward Medium791.10.7584
Triple Number Windward/Leeward High694.70.8637
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1182.1905.0757.1669.1622.8585.1515.9
Custom scoring options for Brazil
Single NumberTime On Time
Upwind "bolina"0.6519
Downwind "popa"0.8040
70% up, 30% down "Ilhabela"0.6911
30% up, 70% down "Ilhabela-inverso"0.7514
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low833.20.7201
Triple Number Coastal/Long Distance Medium647.70.9264
Triple Number Coastal/Long Distance High573.71.0458
Triple Number Windward/Leeward Low1073.70.5588
Triple Number Windward/Leeward Medium791.10.7584
Triple Number Windward/Leeward High694.70.8637
Predominantly Upwind705.90.8499
Predominantly Downwind659.60.9096
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low833.20.7201
Triple Number All Purpose Medium647.70.9264
Triple Number All Purpose High573.71.0458
Triple Number Windward/Leeward Low1073.70.5588
Triple Number Windward/Leeward Medium791.10.7584
Triple Number Windward/Leeward High694.70.8637
Predominantly Upwind705.90.8499
Predominantly Downwind659.60.9096
Predominantly Upwind Low931.00.6445
Predominantly Upwind Medium729.30.8227
Predominantly Upwind High683.20.8782
Predominantly Downwind Low908.40.6605
Predominantly Downwind Medium652.70.9193
Predominantly Downwind High538.91.1134
Chicago-Mac Upwind0.8340
Chicago-Mac All Purpose0.8621
Chicago-Mac Downwind0.8946
Bayview-Mac Cove Island0.8035
Bayview-Mac Shore0.8101
Victoria-Maui0.9644
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance707.10.8485
Triple Number Coastal/Long Distance Low833.20.7201
Triple Number Coastal/Long Distance Medium647.70.9264
Triple Number Coastal/Long Distance High573.71.0458
Triple Number Windward/Leeward Low1073.70.5588
Triple Number Windward/Leeward Medium791.10.7584
Triple Number Windward/Leeward High694.70.8637
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1182.1905.0757.1669.1622.8585.1515.9
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance707.10.8485
Triple Number Coastal/Long Distance Low833.20.7201
Triple Number Coastal/Long Distance Medium647.70.9264
Triple Number Coastal/Long Distance High573.71.0458
Triple Number Windward/Leeward Low1073.70.5588
Triple Number Windward/Leeward Medium791.10.7584
Triple Number Windward/Leeward High694.70.8637
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1182.1905.0757.1669.1622.8585.1515.9
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance707.1
Triple Number Coastal/Long Distance Low833.2
Triple Number Coastal/Long Distance Medium647.7
Triple Number Coastal/Long Distance High573.7
Triple Number Windward/Leeward Low1073.7
Triple Number Windward/Leeward Medium791.1
Triple Number Windward/Leeward High694.7
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1182.1905.0757.1669.1622.8585.1515.9
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance707.10.8485
Triple Number Coastal/Long Distance Low833.20.7201
Triple Number Coastal/Long Distance Medium647.70.9264
Triple Number Coastal/Long Distance High573.71.0458
Triple Number Windward/Leeward Low1073.70.5588
Triple Number Windward/Leeward Medium791.10.7584
Triple Number Windward/Leeward High694.70.8637
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1182.1905.0757.1669.1622.8585.1515.9
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)707.10.8485
Triple Number Coastal/Long Distance Low833.20.7201
Triple Number Coastal/Long Distance Medium647.70.9264
Triple Number Coastal/Long Distance High573.71.0458
Triple Number Windward/Leeward Low1073.70.5588
Triple Number Windward/Leeward Medium791.10.7584
Triple Number Windward/Leeward High694.70.8637
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1182.1905.0757.1669.1622.8585.1515.9
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low833.20.7201
Triple Number Coastal/Long Distance Medium647.70.9264
Triple Number Coastal/Long Distance High573.71.0458
Triple Number Windward/Leeward Low1073.70.5588
Triple Number Windward/Leeward Medium791.10.7584
Triple Number Windward/Leeward High694.70.8637
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7201
Triple Number Coastal/Long Distance Medium0.9264
Triple Number Coastal/Long Distance High1.0458
Triple Number Windward/Leeward Low0.5588
Triple Number Windward/Leeward Medium0.7584
Triple Number Windward/Leeward High0.8637
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1182.1905.0757.1669.1622.8585.1515.9
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance707.10.8485
Triple Number Coastal/Long Distance Low833.20.7201
Triple Number Coastal/Long Distance Medium647.70.9264
Triple Number Coastal/Long Distance High573.71.0458
Triple Number Windward/Leeward Low1073.70.5588
Triple Number Windward/Leeward Medium791.10.7584
Triple Number Windward/Leeward High694.70.8637
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1182.1905.0757.1669.1622.8585.1515.9
Custom scoring options for Hungary
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low833.20.7201
Triple Number Coastal/Long Distance Medium647.70.9264
Triple Number Coastal/Long Distance High573.71.0458
Triple Number Windward/Leeward Low1073.70.5588
Triple Number Windward/Leeward Medium791.10.7584
Triple Number Windward/Leeward High694.70.8637
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance707.10.8485
Triple Number Coastal/Long Distance Low833.20.7201
Triple Number Coastal/Long Distance Medium647.70.9264
Triple Number Coastal/Long Distance High573.71.0458
Triple Number Windward/Leeward Low1073.70.5588
Triple Number Windward/Leeward Medium791.10.7584
Triple Number Windward/Leeward High694.70.8637
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1182.1905.0757.1669.1622.8585.1515.9
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance707.10.8485
Triple Number Coastal/Long Distance Low833.20.7201
Triple Number Coastal/Long Distance Medium647.70.9264
Triple Number Coastal/Long Distance High573.71.0458
Triple Number Windward/Leeward Low1073.70.5588
Triple Number Windward/Leeward Medium791.10.7584
Triple Number Windward/Leeward High694.70.8637
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1182.1905.0757.1669.1622.8585.1515.9
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low1073.70.5588
Triple Number Windward/Leeward Medium791.10.7584
Triple Number Windward/Leeward High694.70.8637
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1182.1905.0757.1669.1622.8585.1515.9
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low833.2
Triple Number Coastal/Long Distance Medium647.7
Triple Number Coastal/Long Distance High573.7
Triple Number Windward/Leeward Low1073.7
Triple Number Windward/Leeward Medium791.1
Triple Number Windward/Leeward High694.7
Predominantly Upwind705.9
Predominantly Downwind659.6
Predominantly Reaching632.9
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Coastal/Long Distance707.10.8485
Triple Number Coastal/Long Distance Low833.20.7201
Triple Number Coastal/Long Distance Medium647.70.9264
Triple Number Coastal/Long Distance High573.71.0458
Triple Number Windward/Leeward Low1073.70.5588
Triple Number Windward/Leeward Medium791.10.7584
Triple Number Windward/Leeward High694.70.8637
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1182.1905.0757.1669.1622.8585.1515.9
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7201
Triple Number Coastal/Long Distance Medium0.9264
Triple Number Coastal/Long Distance High1.0458
Triple Number Windward/Leeward Low0.5588
Triple Number Windward/Leeward Medium0.7584
Triple Number Windward/Leeward High0.8637
Coastal/Long Distance0.8485
Predominantly Upwind0.8499
Predominantly Downwind0.9096
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)0.8485
Tretall Distanseseilas Lite vind0.7201
Tretall Distanseseilas Mellomvind0.9264
Tretall Distanseseilas Mye vind1.0458
Tretall Pølsebane Lite vind0.5588
Tretall Pølsebane Mellomvind0.7584
Tretall Pølsebane Mye vind0.8637
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas1182.1905.0757.1669.1622.8585.1515.9
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low833.20.7201
Triple Number Coastal/Long Distance Medium647.70.9264
Triple Number Coastal/Long Distance High573.71.0458
Triple Number Windward/Leeward Low1073.70.5588
Triple Number Windward/Leeward Medium791.10.7584
Triple Number Windward/Leeward High694.70.8637
Coastal/Long Distance707.10.8485
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind705.90.8499
Predominantly Downwind659.60.9096
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore681.90.8799
Cape Doctor Coastal559.21.0729
Triple Number Coastal/Long Distance Low833.20.7201
Triple Number Coastal/Long Distance Medium647.70.9264
Triple Number Coastal/Long Distance High573.71.0458
Triple Number Windward/Leeward Low1073.70.5588
Triple Number Windward/Leeward Medium791.10.7584
Triple Number Windward/Leeward High694.70.8637
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7201
Triple Number Coastal/Long Distance Medium0.9264
Triple Number Coastal/Long Distance High1.0458
Triple Number Windward/Leeward Low0.5588
Triple Number Windward/Leeward Medium0.7584
Triple Number Windward/Leeward High0.8637
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7201
Triple Number Coastal/Long Distance Medium0.9264
Triple Number Coastal/Long Distance High1.0458
Triple Number Windward/Leeward Low0.5588
Triple Number Windward/Leeward Medium0.7584
Triple Number Windward/Leeward High0.8637
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance707.10.8485
Triple Number Coastal/Long Distance Low833.20.7201
Triple Number Coastal/Long Distance Medium647.70.9264
Triple Number Coastal/Long Distance High573.71.0458
Triple Number Windward/Leeward Low1073.70.5588
Triple Number Windward/Leeward Medium791.10.7584
Triple Number Windward/Leeward High694.70.8637
Predominantly Upwind705.90.8499
Predominantly Downwind659.60.9096
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1182.1905.0757.1669.1622.8585.1515.9
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance707.10.8485
Triple Number Coastal/Long Distance Low833.20.7201
Triple Number Coastal/Long Distance Medium647.70.9264
Triple Number Coastal/Long Distance High573.71.0458
Triple Number Windward/Leeward Low1073.70.5588
Triple Number Windward/Leeward Medium791.10.7584
Triple Number Windward/Leeward High694.70.8637
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1182.1905.0757.1669.1622.8585.1515.9
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low833.20.7201
Triple Number All Purpose Medium647.70.9264
Triple Number All Purpose High573.71.0458
Triple Number Windward/Leeward Low1073.70.5588
Triple Number Windward/Leeward Medium791.10.7584
Triple Number Windward/Leeward High694.70.8637
Predominantly Upwind705.90.8499
Predominantly Downwind659.60.9096
Predominantly Upwind Low931.00.6445
Predominantly Upwind Medium729.30.8227
Predominantly Upwind High683.20.8782
Predominantly Downwind Low908.40.6605
Predominantly Downwind Medium652.70.9193
Predominantly Downwind High538.91.1134
Chicago-Mac Upwind0.8340
Chicago-Mac All Purpose0.8621
Chicago-Mac Downwind0.8946
Bayview-Mac Cove Island0.8035
Bayview-Mac Shore0.8101
Harvest Moon Regatta570.71.0513
Victoria-Maui0.9644
5-Band
Windward/Leeward		Time On DistanceTime On Time
5-Band Low1167.80.5138
5-Band Low / Medium982.30.6108
5-Band Medium776.50.7727
5-Band Medium / High702.80.8537
5-Band High678.90.8837
ORC Ref  03420002749Issued on 13/07/2022Valid until 28/02/2023
VPP ver: 2022 1.00 2022 | © ORC | www.orc.org

International
One Design
 Certificate
2022

Boat

JMANIA

GRE-5367

Hellenic Sailing Federation
Offshore Committee
Επιτροπή Ανοικτής Θαλάσσης
Ελληνικής Ιστιοπλοϊκής Ομοσπονδίας
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ-24Measurement16/04/2015HINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA7.318Max. Beam2.692Draft1.225Displacement1,270Wetted area10.43IMS L6.505LSM06.078Acc. length7.318Sink (kg/mm) 8.53
VCGD0.052VCGM0.079RM Measured (kg·m) 27.0RM Default (kg·m) 27.6Limit of positive stability(°) 101.8Stability Index93.7
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
PIPA0.0000
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders1
P8.538IG8.125ISP8.210MDT10.087MDL10.124MDT20.087MDL20.124TL0.000MW0.124GO0.150
E2.970J2.900BAS1.080FSDSFJSPL2.975WPLTPSBD0.085MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date16/04/2015MeasurerComment
SFFP0.286FFM0.808FF0.808LCFcl4.079SG1.0250
SAFP7.317FAM0.699FA0.699LCFsh4.293HBI0.732
W120.0W220.0W320.0W420.0
PD1332.0PD2330.0PD3331.0PD4332.0
WD5.680PLM9000.00GSA1.0RSA1.0
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03420002749Issued on 13/07/2022Valid until 28/02/2023
VPP ver: 2022 1.00 2022 | © ORC | www.orc.org

International
One Design
 Certificate
2022

Boat

JMANIA

GRE-5367

Hellenic Sailing Federation
Offshore Committee
Επιτροπή Ανοικτής Θαλάσσης
Ελληνικής Ιστιοπλοϊκής Ομοσπονδίας
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateMakerMaterialCommentORC0.150.701.181.982.6015.66Class rules
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateMakerMaterialCommentORC0.104.358.46NoNo 18.78Class rules
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateMakerMaterialCommentORC8.138.138.135.225.2035.34Class rules
ORC Ref  03420002749Issued on 13/07/2022Valid until 28/02/2023
VPP ver: 2022 1.00 2022 | © ORC | www.orc.org