International
Certificate
2024

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 24 kt
Beat Angles43.4°41.5°39.8°38.4°37.9°37.9°39.0°42.0°
Beat VMG3.073.674.084.354.454.484.434.24
52°4.665.425.836.066.196.246.286.21
60°4.905.615.976.196.366.436.526.52
75°5.045.706.076.346.576.746.937.04
90°4.965.676.156.476.696.907.337.61
110°4.855.726.206.616.997.388.128.87
120°4.705.606.116.506.907.348.7610.40
135°4.225.135.836.246.627.018.1211.19
150°3.554.525.335.906.276.637.409.21
Run VMG3.073.924.645.305.816.176.837.98
Gybe Angles146.8°151.4°154.5°168.2°178.1°178.6°178.6°137.8°
APH ToD:649.4CDL: 6.521APH ToT: 0.9240CertNo:02022
BOAT
ClassJ-24DesignerJOHNSTONEBuilderJ-BOATSAge dateSeries date01/1977Offset filej24.OD.offData fileGR5367
HULL
Length Overall7.318 mMaximum Beam2.692 mDraft1.225 mDisplacement1,269 kgDLR5.6329IMS DivisionSportboatDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight420 kg(declared)Minimum weight290 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 Index93.0
COMMENTS
Based on one-design certificate.
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.

International
Certificate
2024

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 24 kt
Beat VMG1173.9980.9882.0827.8809.0803.5812.5849.6
52°772.0663.9617.1594.2582.0577.3573.6579.7
60°734.2641.7603.3581.3566.4559.6551.8552.5
75°714.1631.4593.3567.6548.0533.9519.4511.6
90°726.1634.6585.6556.5538.3521.5491.4472.9
110°742.3629.8580.9544.8515.1487.9443.5405.9
120°765.8643.0589.4553.4521.6490.7410.9346.0
135°853.9701.1617.2576.9543.8513.7443.5321.8
150°1014.4795.6675.1609.7573.7543.1486.6390.7
Run VMG1171.3917.8775.2678.8619.2583.6527.1451.2
Selected Courses
Windward / Leeward1172.6949.3828.6753.3714.1693.5669.8650.4
All purpose903.0751.4673.6627.5601.1582.5553.2524.4
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward790.90.7586
All purpose649.40.9240
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low827.10.7254
Triple Number Coastal/Long Distance Medium646.60.9280
Triple Number Coastal/Long Distance High576.11.0414
Triple Number Windward/Leeward Low1061.00.5655
Triple Number Windward/Leeward Medium784.90.7644
Triple Number Windward/Leeward High689.70.8699
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance704.70.8514
Triple Number Coastal/Long Distance Low827.10.7254
Triple Number Coastal/Long Distance Medium646.60.9280
Triple Number Coastal/Long Distance High576.11.0414
Triple Number Windward/Leeward Low1061.00.5655
Triple Number Windward/Leeward Medium784.90.7644
Triple Number Windward/Leeward High689.70.8699
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1172.5895.2752.6667.5623.4588.8521.6488.4
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6678
Downwind "popa"0.7965
70% up, 30% down "Ilhabela"0.7018
30% up, 70% down "Ilhabela-inverso"0.7530
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low827.10.7254
Triple Number Coastal/Long Distance Medium646.60.9280
Triple Number Coastal/Long Distance High576.11.0414
Triple Number Windward/Leeward Low1061.00.5655
Triple Number Windward/Leeward Medium784.90.7644
Triple Number Windward/Leeward High689.70.8699
Predominantly Upwind700.00.8572
Predominantly Downwind662.00.9063
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low827.20.7254
Triple Number AP Medium646.60.9279
Triple Number AP High576.21.0414
Triple Number Windward/Leeward Low1061.00.5655
Triple Number Windward/Leeward Medium784.90.7644
Triple Number Windward/Leeward High689.70.8699
Single Number Predominant Upwind698.30.8592
Single Number Predominant Reaching625.60.9591
Single Number Predominant Downwind663.10.9048
Predominant Upwind - Low900.80.6661
Predominant Upwind - Low/Med763.40.7859
Predominant Upwind - Medium678.50.8843
Predominant Upwind - Med/High637.10.9418
Predominant Upwind - High620.90.9664
Predominant Downwind Low913.40.6569
Predominant Downwind Low/Med748.90.8012
Predominant Downwind Medium639.10.9388
Predominant Downwind Med/High568.91.0546
Predominant Downwind High518.01.1582
Predominant Reaching Low811.50.7394
Predominant Reaching Low/Med687.80.8724
Predominant Reaching Medium608.10.9866
Predominant Reaching Med/High557.71.0758
Predominant Reaching High520.01.1538
SA/DSPL Upwind29.36SA/DSPL Downwind43.47
Scoring OptionTODTOT
5-Band Windward/Leeward Low1121.90.5348
5-Band Windward/Leeward Low/Med910.70.6588
5-Band Windward/Leeward Medium770.70.7785
5-Band Windward/Leeward Med/High698.00.8597
5-Band Windward/Leeward High670.50.8948
Windward/Leeward 60-40 Low1123.60.5340
Windward/Leeward 60-40 Low/Med918.90.6529
Windward/Leeward 60-40 Medium785.50.7639
Windward/Leeward 60-40 Med/High720.00.8334
Windward/Leeward 60-40 High699.90.8573
5-Band AP Low868.60.6908
5-Band AP Low/Med728.00.8242
5-Band AP Medium637.30.9414
5-Band AP Med/High584.51.0266
5-Band AP High553.31.0844
5-Band SF Bay Tour - Low1064.60.5636
5-Band SF Bay Tour - Low/Med872.00.6880
5-Band SF Bay Tour - Medium747.30.8029
5-Band SF Bay Tour - Med/High682.80.8788
5-Band SF Bay Tour - High654.70.9164
Chicago-Mac Upwind0.8418
Chicago-Mac All Purpose0.8642
Chicago-Mac Downwind0.8911
Bayview-Mac Cove Island0.8071
Bayview-Mac Shore0.8151
Harvest Moon Regatta564.31.0633
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance704.70.8514
Triple Number Coastal/Long Distance Low827.10.7254
Triple Number Coastal/Long Distance Medium646.60.9280
Triple Number Coastal/Long Distance High576.11.0414
Triple Number Windward/Leeward Low1061.00.5655
Triple Number Windward/Leeward Medium784.90.7644
Triple Number Windward/Leeward High689.70.8699
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1172.5895.2752.6667.5623.4588.8521.6488.4
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance704.70.8514
Triple Number Coastal/Long Distance Low827.10.7254
Triple Number Coastal/Long Distance Medium646.60.9280
Triple Number Coastal/Long Distance High576.11.0414
Triple Number Windward/Leeward Low1061.00.5655
Triple Number Windward/Leeward Medium784.90.7644
Triple Number Windward/Leeward High689.70.8699
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1172.5895.2752.6667.5623.4588.8521.6488.4
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance704.7
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1172.5895.2752.6667.5623.4588.8521.6488.4
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low827.10.7254
Triple Number Coastal/Long Distance Medium646.60.9280
Triple Number Coastal/Long Distance High576.11.0414
Triple Number Windward/Leeward Low1061.00.5655
Triple Number Windward/Leeward Medium784.90.7644
Triple Number Windward/Leeward High689.70.8699
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)704.70.8514
Triple Number Coastal/Long Distance Low827.10.7254
Triple Number Coastal/Long Distance Medium646.60.9280
Triple Number Coastal/Long Distance High576.11.0414
Triple Number Windward/Leeward Low1061.00.5655
Triple Number Windward/Leeward Medium784.90.7644
Triple Number Windward/Leeward High689.70.8699
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1172.5895.2752.6667.5623.4588.8521.6488.4
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low827.10.7254
Triple Number Coastal/Long Distance Medium646.60.9280
Triple Number Coastal/Long Distance High576.11.0414
Triple Number Windward/Leeward Low1061.00.5655
Triple Number Windward/Leeward Medium784.90.7644
Triple Number Windward/Leeward High689.70.8699
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7254
Triple Number Coastal/Long Distance Medium0.9280
Triple Number Coastal/Long Distance High1.0414
Triple Number Windward/Leeward Low0.5655
Triple Number Windward/Leeward Medium0.7644
Triple Number Windward/Leeward High0.8699
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1172.5895.2752.6667.5623.4588.8521.6488.4
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance704.70.8514
Triple Number Coastal/Long Distance Low827.10.7254
Triple Number Coastal/Long Distance Medium646.60.9280
Triple Number Coastal/Long Distance High576.11.0414
Triple Number Windward/Leeward Low1061.00.5655
Triple Number Windward/Leeward Medium784.90.7644
Triple Number Windward/Leeward High689.70.8699
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1172.5895.2752.6667.5623.4588.8521.6488.4
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low827.10.7254
Triple Number Coastal/Long Distance Medium646.60.9280
Triple Number Coastal/Long Distance High576.11.0414
Triple Number Windward/Leeward Low1061.00.5655
Triple Number Windward/Leeward Medium784.90.7644
Triple Number Windward/Leeward High689.70.8699
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance704.70.8514
Triple Number Coastal/Long Distance Low827.10.7254
Triple Number Coastal/Long Distance Medium646.60.9280
Triple Number Coastal/Long Distance High576.11.0414
Triple Number Windward/Leeward Low1061.00.5655
Triple Number Windward/Leeward Medium784.90.7644
Triple Number Windward/Leeward High689.70.8699
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1172.5895.2752.6667.5623.4588.8521.6488.4
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance704.70.8514
Triple Number Coastal/Long Distance Low827.10.7254
Triple Number Coastal/Long Distance Medium646.60.9280
Triple Number Coastal/Long Distance High576.11.0414
Triple Number Windward/Leeward Low1061.00.5655
Triple Number Windward/Leeward Medium784.90.7644
Triple Number Windward/Leeward High689.70.8699
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1172.5895.2752.6667.5623.4588.8521.6488.4
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low827.1
Triple Number Coastal/Long Distance Medium646.6
Triple Number Coastal/Long Distance High576.1
Triple Number Windward/Leeward Low1061.0
Triple Number Windward/Leeward Medium784.9
Triple Number Windward/Leeward High689.7
Predominantly Upwind700.0
Predominantly Downwind662.0
Predominantly Reaching635.8
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance704.70.8514
Triple Number Coastal/Long Distance Low827.10.7254
Triple Number Coastal/Long Distance Medium646.60.9280
Triple Number Coastal/Long Distance High576.11.0414
Triple Number Windward/Leeward Low1061.00.5655
Triple Number Windward/Leeward Medium784.90.7644
Triple Number Windward/Leeward High689.70.8699
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1172.5895.2752.6667.5623.4588.8521.6488.4
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7254
Triple Number Coastal/Long Distance Medium0.9280
Triple Number Coastal/Long Distance High1.0414
Triple Number Windward/Leeward Low0.5655
Triple Number Windward/Leeward Medium0.7644
Triple Number Windward/Leeward High0.8699
Coastal/Long Distance0.8514
Predominantly Upwind0.8572
Predominantly Downwind0.9063
For information
General Purpose Handicap (GPH)727.3
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7254
Tretall Distanseseilas Mellomvind0.9280
Tretall Distanseseilas Mye vind1.0414
Tretall Pølsebane Lite vind0.5655
Tretall Pølsebane Mellomvind0.7644
Tretall Pølsebane Mye vind0.8699
Distanseseilas ett tall0.9240
Enkeltall Motvind0.8572
Enkeltall Medvind0.9063
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low827.10.7254
Triple Number Coastal/Long Distance Medium646.60.9280
Triple Number Coastal/Long Distance High576.11.0414
Triple Number Windward/Leeward Low1061.00.5655
Triple Number Windward/Leeward Medium784.90.7644
Triple Number Windward/Leeward High689.70.8699
Coastal/Long Distance704.70.8514
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind700.00.8572
Predominantly Downwind662.00.9063
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore656.20.9143
Cape Doctor Coastal533.01.1256
Triple Number Coastal/Long Distance Low827.10.7254
Triple Number Coastal/Long Distance Medium646.60.9280
Triple Number Coastal/Long Distance High576.11.0414
Triple Number Windward/Leeward Low1061.00.5655
Triple Number Windward/Leeward Medium784.90.7644
Triple Number Windward/Leeward High689.70.8699
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7254
Triple Number Coastal/Long Distance Medium0.9280
Triple Number Coastal/Long Distance High1.0414
Triple Number Windward/Leeward Low0.5655
Triple Number Windward/Leeward Medium0.7644
Triple Number Windward/Leeward High0.8699
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7254
Triple Number Coastal/Long Distance Medium0.9280
Triple Number Coastal/Long Distance High1.0414
Triple Number Windward/Leeward Low0.5655
Triple Number Windward/Leeward Medium0.7644
Triple Number Windward/Leeward High0.8699
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance704.70.8514
Triple Number Coastal/Long Distance Low827.10.7254
Triple Number Coastal/Long Distance Medium646.60.9280
Triple Number Coastal/Long Distance High576.11.0414
Triple Number Windward/Leeward Low1061.00.5655
Triple Number Windward/Leeward Medium784.90.7644
Triple Number Windward/Leeward High689.70.8699
Predominantly Upwind700.00.8572
Predominantly Downwind662.00.9063
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1172.5895.2752.6667.5623.4588.8521.6488.4
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance704.70.8514
Triple Number Coastal/Long Distance Low827.10.7254
Triple Number Coastal/Long Distance Medium646.60.9280
Triple Number Coastal/Long Distance High576.11.0414
Triple Number Windward/Leeward Low1061.00.5655
Triple Number Windward/Leeward Medium784.90.7644
Triple Number Windward/Leeward High689.70.8699
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1172.5895.2752.6667.5623.4588.8521.6488.4
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low827.20.7254
Triple Number AP Medium646.60.9279
Triple Number AP High576.21.0414
Triple Number Windward/Leeward Low1061.00.5655
Triple Number Windward/Leeward Medium784.90.7644
Triple Number Windward/Leeward High689.70.8699
Single Number Predominant Upwind698.30.8592
Single Number Predominant Reaching625.60.9591
Single Number Predominant Downwind663.10.9048
Predominant Upwind - Low900.80.6661
Predominant Upwind - Low/Med763.40.7859
Predominant Upwind - Medium678.50.8843
Predominant Upwind - Med/High637.10.9418
Predominant Upwind - High620.90.9664
Predominant Downwind Low913.40.6569
Predominant Downwind Low/Med748.90.8012
Predominant Downwind Medium639.10.9388
Predominant Downwind Med/High568.91.0546
Predominant Downwind High518.01.1582
Predominant Reaching Low811.50.7394
Predominant Reaching Low/Med687.80.8724
Predominant Reaching Medium608.10.9866
Predominant Reaching Med/High557.71.0758
Predominant Reaching High520.01.1538
SA/DSPL Upwind29.36SA/DSPL Downwind43.47
Scoring OptionTODTOT
5-Band Windward/Leeward Low1121.90.5348
5-Band Windward/Leeward Low/Med910.70.6588
5-Band Windward/Leeward Medium770.70.7785
5-Band Windward/Leeward Med/High698.00.8597
5-Band Windward/Leeward High670.50.8948
Windward/Leeward 60-40 Low1123.60.5340
Windward/Leeward 60-40 Low/Med918.90.6529
Windward/Leeward 60-40 Medium785.50.7639
Windward/Leeward 60-40 Med/High720.00.8334
Windward/Leeward 60-40 High699.90.8573
5-Band AP Low868.60.6908
5-Band AP Low/Med728.00.8242
5-Band AP Medium637.30.9414
5-Band AP Med/High584.51.0266
5-Band AP High553.31.0844
5-Band SF Bay Tour - Low1064.60.5636
5-Band SF Bay Tour - Low/Med872.00.6880
5-Band SF Bay Tour - Medium747.30.8029
5-Band SF Bay Tour - Med/High682.80.8788
5-Band SF Bay Tour - High654.70.9164
Chicago-Mac Upwind0.8418
Chicago-Mac All Purpose0.8642
Chicago-Mac Downwind0.8911
Bayview-Mac Cove Island0.8071
Bayview-Mac Shore0.8151
Harvest Moon Regatta564.31.0633

International
Certificate
2024

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. Beam2.692Draft1.225Displacement1,269Wetted area10.37IMS L6.533LSM06.085Acc. length7.318Sink (kg/mm) 8.53
VCGD0.049VCGM0.076RM Rated (kg·m) 27.0Limit of positive stability(°) 101.0Stability Index93.0Default crew weight339Declared crew weight420
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunners/Checkstays0Spreaders1Rotating mastNo
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 Date16/04/2015
SFFP0.286FFM0.808FF0.808LCFcl4.079SG1.0250
SAFP7.317FAM0.699FA0.699LCFsh4.293HBI0.732
W120.0W220.0W320.0W420.0
PD1332.0PD2330.0PD3331.0PD4332.0
WD5.680PLM9000.00GSA1.0RSA1.0RM27.0
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible

International
Certificate
2024

Boat

JMANIA

GRE-5367

Hellenic Sailing Federation
Offshore Committee
Επιτροπή Ανοικτής Θαλάσσης
Ελληνικής Ιστιοπλοϊκής Ομοσπονδίας
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.150.701.181.982.6015.66Class rules
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentORC0.104.358.46NoNo 18.78Class rules
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentORC8.138.138.135.225.2035.34Class rules