Club Certificate2025
Majic PotionNED 8180
Rated boat velocities in knots
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles43.1°43.1°40.8°39.2°37.7°37.1°36.7°37.0°38.0°
Beat VMG2.443.404.194.755.075.225.305.385.34
52°3.795.176.186.807.117.267.357.457.46
60°4.045.446.426.987.287.467.577.697.73
75°4.285.766.747.187.457.717.918.138.25
90°4.516.006.967.447.757.978.148.558.83
110°4.496.047.107.658.058.358.729.4310.07
120°4.365.937.047.648.168.649.039.8611.29
135°3.795.336.587.347.908.489.1110.9012.97
150°3.164.495.676.647.327.818.309.5512.70
Run VMG2.743.894.915.756.376.797.208.2711.00
Gybe Angles143.0°143.0°146.9°149.7°153.0°154.6°152.3°144.7°144.4°
APH ToD:542.3CDL: 9.244APH ToT: 1.1064CertNo:26836
BOAT
ClassJ-105DesignerJohnstoneBuilderT.P.I.Age date01/2004Series date08/1993Offset filej105.offData fileNED8180
HULL
Length Overall10.570 mMaximum Beam3.344 mDraft2.011 mDisplacement4,030 kgDLR4.6004IMS DivisionPerformanceDynamic Allowance0.180%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.374m
CREW
Maximum weight320 kg(declared)Minimum weight190 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail33.2433.91Headsail Luffed23.4823.48Headsail FlyingSymmetricAsymmetric108.47108.47 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS (m²)
Trysail9.82Storm Jib7.63Heavy Weather Jib20.60
SAIL LIMITS
Headsails5Spinnakers4
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.
Club Certificate2025
Majic PotionNED 8180
Time Allowances in secs/NM
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG1477.61058.8860.2757.9709.8690.1678.9669.6674.5
52°948.7696.9582.8529.2506.4495.8489.8483.5482.4
60°892.2662.3560.9515.6494.4482.4475.7468.0465.7
75°841.0625.5533.8501.2483.1466.9455.2442.7436.6
90°797.9600.1517.1483.9464.3451.8442.3421.2407.8
110°802.0596.0507.2470.9447.0431.4412.7381.7357.6
120°825.5607.2511.2471.1441.1416.9398.6365.2318.9
135°950.6674.9546.8490.3455.6424.8395.0330.3277.6
150°1139.1800.9635.4542.0491.7461.1433.5376.9283.4
Run VMG1316.2924.8733.7625.8564.8530.0499.7435.2327.3
Selected Courses
Windward / Leeward1396.7991.8796.9691.8637.3610.0589.3552.4500.9
All purpose1055.0762.3626.3559.8524.3503.7487.0457.8426.3
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward667.40.8990
All purpose542.31.1064
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low694.30.8642
Triple Number Coastal/Long Distance Medium539.51.1122
Triple Number Coastal/Long Distance High480.21.2494
Triple Number Windward/Leeward Low894.30.6709
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High580.71.0333
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance589.31.0182
Triple Number Coastal/Long Distance Low694.30.8642
Triple Number Coastal/Long Distance Medium539.51.1122
Triple Number Coastal/Long Distance High480.21.2494
Triple Number Windward/Leeward Low894.30.6709
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High580.71.0333
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1471.2985.1748.8626.5558.2521.8492.0440.7406.2
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7741
Downwind "popa"0.9736
70% up, 30% down "Ilhabela"0.8248
30% up, 70% down "Ilhabela-inverso"0.9037
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low694.30.8642
Triple Number Coastal/Long Distance Medium539.51.1122
Triple Number Coastal/Long Distance High480.21.2494
Triple Number Windward/Leeward Low894.30.6709
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High580.71.0333
Predominantly Upwind592.11.0133
Predominantly Downwind542.71.1056
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low694.30.8642
Triple Number AP Medium539.51.1121
Triple Number AP High480.21.2494
Triple Number Windward/Leeward Low934.10.6423
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High580.71.0333
Single Number Predominant Upwind616.50.9732
Single Number Predominant Reaching534.91.1216
Single Number Predominant Downwind563.61.0646
Predominant Upwind - Low855.70.7012
Predominant Upwind - Low/Med650.50.9224
Predominant Upwind - Medium573.21.0467
Predominant Upwind - Med/High534.81.1219
Predominant Upwind - High513.91.1675
Predominant Downwind Low817.80.7336
Predominant Downwind Low/Med610.20.9833
Predominant Downwind Medium525.51.1418
Predominant Downwind Med/High468.71.2801
Predominant Downwind High420.31.4276
Predominant Reaching Low737.00.8141
Predominant Reaching Low/Med567.71.0570
Predominant Reaching Medium502.91.1932
Predominant Reaching Med/High461.31.3007
Predominant Reaching High428.81.3993
SA/DSPL Upwind22.29SA/DSPL Downwind55.70
Scoring OptionTODTOT
5-Band Windward/Leeward Low1044.40.5745
5-Band Windward/Leeward Low/Med765.00.7843
5-Band Windward/Leeward Medium651.10.9215
5-Band Windward/Leeward Med/High590.61.0159
5-Band Windward/Leeward High549.91.0911
Windward/Leeward 60-40 Low1058.30.5670
Windward/Leeward 60-40 Low/Med778.20.7710
Windward/Leeward 60-40 Medium665.80.9012
Windward/Leeward 60-40 Med/High608.90.9855
Windward/Leeward 60-40 High574.31.0447
5-Band AP Low761.90.7875
5-Band AP Low/Med607.80.9872
5-Band AP Medium532.11.1275
5-Band AP Med/High488.11.2294
5-Band AP High457.41.3118
5-Band SF Bay Tour - Low902.70.6647
5-Band SF Bay Tour - Low/Med733.00.8186
5-Band SF Bay Tour - Medium628.00.9555
5-Band SF Bay Tour - Med/High571.51.0499
5-Band SF Bay Tour - High534.41.1228
Chicago-Mac Upwind0.9434
Chicago-Mac All Purpose0.9865
Chicago-Mac Downwind1.0257
Bayview-Mac Cove Island0.7218
Bayview-Mac Shore0.7263
Harvest Moon Regatta468.61.2803
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance589.31.0182
Triple Number Coastal/Long Distance Low694.30.8642
Triple Number Coastal/Long Distance Medium539.51.1122
Triple Number Coastal/Long Distance High480.21.2494
Triple Number Windward/Leeward Low894.30.6709
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High580.71.0333
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1471.2985.1748.8626.5558.2521.8492.0440.7406.2
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance589.31.0182
Triple Number Coastal/Long Distance Low694.30.8642
Triple Number Coastal/Long Distance Medium539.51.1122
Triple Number Coastal/Long Distance High480.21.2494
Triple Number Windward/Leeward Low894.30.6709
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High580.71.0333
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1471.2985.1748.8626.5558.2521.8492.0440.7406.2
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance589.3
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1471.2985.1748.8626.5558.2521.8492.0440.7406.2
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low694.30.8642
Triple Number Coastal/Long Distance Medium539.51.1122
Triple Number Coastal/Long Distance High480.21.2494
Triple Number Windward/Leeward Low894.30.6709
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High580.71.0333
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)589.31.0182
Triple Number Coastal/Long Distance Low694.30.8642
Triple Number Coastal/Long Distance Medium539.51.1122
Triple Number Coastal/Long Distance High480.21.2494
Triple Number Windward/Leeward Low894.30.6709
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High580.71.0333
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1471.2985.1748.8626.5558.2521.8492.0440.7406.2
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low694.30.8642
Triple Number Coastal/Long Distance Medium539.51.1122
Triple Number Coastal/Long Distance High480.21.2494
Triple Number Windward/Leeward Low894.30.6709
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High580.71.0333
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.0182
Triple Number Coastal/Long Distance Low0.8642
Triple Number Coastal/Long Distance Medium1.1122
Triple Number Coastal/Long Distance High1.2494
Triple Number Windward/Leeward Low0.6709
Triple Number Windward/Leeward Medium0.9064
Triple Number Windward/Leeward High1.0333
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1471.2985.1748.8626.5558.2521.8492.0440.7406.2
For information
General Purpose Handicap (GPH)608.3
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance589.31.0182
Triple Number Coastal/Long Distance Low694.30.8642
Triple Number Coastal/Long Distance Medium539.51.1122
Triple Number Coastal/Long Distance High480.21.2494
Triple Number Windward/Leeward Low894.30.6709
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High580.71.0333
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1471.2985.1748.8626.5558.2521.8492.0440.7406.2
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low694.30.8642
Triple Number Coastal/Long Distance Medium539.51.1122
Triple Number Coastal/Long Distance High480.21.2494
Triple Number Windward/Leeward Low894.30.6709
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High580.71.0333
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance589.31.0182
Triple Number Coastal/Long Distance Low694.30.8642
Triple Number Coastal/Long Distance Medium539.51.1122
Triple Number Coastal/Long Distance High480.21.2494
Triple Number Windward/Leeward Low894.30.6709
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High580.71.0333
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1471.2985.1748.8626.5558.2521.8492.0440.7406.2
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance589.31.0182
Triple Number Coastal/Long Distance Low694.30.8642
Triple Number Coastal/Long Distance Medium539.51.1122
Triple Number Coastal/Long Distance High480.21.2494
Triple Number Windward/Leeward Low894.30.6709
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High580.71.0333
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1471.2985.1748.8626.5558.2521.8492.0440.7406.2
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low694.3
Triple Number Coastal/Long Distance Medium539.5
Triple Number Coastal/Long Distance High480.2
Triple Number Windward/Leeward Low894.3
Triple Number Windward/Leeward Medium662.0
Triple Number Windward/Leeward High580.7
Predominantly Upwind592.1
Predominantly Downwind542.7
Predominantly Reaching522.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance589.31.0182
Triple Number Coastal/Long Distance Low694.30.8642
Triple Number Coastal/Long Distance Medium539.51.1122
Triple Number Coastal/Long Distance High480.21.2494
Triple Number Windward/Leeward Low894.30.6709
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High580.71.0333
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1471.2985.1748.8626.5558.2521.8492.0440.7406.2
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8642
Triple Number Coastal/Long Distance Medium1.1122
Triple Number Coastal/Long Distance High1.2494
Triple Number Windward/Leeward Low0.6709
Triple Number Windward/Leeward Medium0.9064
Triple Number Windward/Leeward High1.0333
Coastal/Long Distance1.0182
Predominantly Upwind1.0133
Predominantly Downwind1.1056
For information
General Purpose Handicap (GPH)608.3
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.1064
Distanseseilas Trippeltall svak vind0.8642
Distanseseilas Trippeltall mellomvind1.1122
Distanseseilas Trippeltall sterk vind1.2494
Pølsebane Trippeltall svak vind0.6709
Pølsebane Trippeltall mellomvind0.9064
Pølsebane Trippeltall sterk vind1.0333
Motvind Singeltall1.0133
Medvind Singeltall1.1056
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low694.30.8642
Triple Number Coastal/Long Distance Medium539.51.1122
Triple Number Coastal/Long Distance High480.21.2494
Triple Number Windward/Leeward Low894.30.6709
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High580.71.0333
Coastal/Long Distance589.31.0182
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind592.11.0133
Predominantly Downwind542.71.1056
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore516.31.1620
Cape Doctor Coastal435.71.3770
Triple Number Coastal/Long Distance Low694.30.8642
Triple Number Coastal/Long Distance Medium539.51.1122
Triple Number Coastal/Long Distance High480.21.2494
Triple Number Windward/Leeward Low894.30.6709
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High580.71.0333
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8642
Triple Number Coastal/Long Distance Medium1.1122
Triple Number Coastal/Long Distance High1.2494
Triple Number Windward/Leeward Low0.6709
Triple Number Windward/Leeward Medium0.9064
Triple Number Windward/Leeward High1.0333
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8642
Triple Number Coastal/Long Distance Medium1.1122
Triple Number Coastal/Long Distance High1.2494
Triple Number Windward/Leeward Low0.6709
Triple Number Windward/Leeward Medium0.9064
Triple Number Windward/Leeward High1.0333
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance589.31.0182
Triple Number Coastal/Long Distance Low694.30.8642
Triple Number Coastal/Long Distance Medium539.51.1122
Triple Number Coastal/Long Distance High480.21.2494
Triple Number Windward/Leeward Low894.30.6709
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High580.71.0333
Predominantly Upwind592.11.0133
Predominantly Downwind542.71.1056
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1471.2985.1748.8626.5558.2521.8492.0440.7406.2
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance589.31.0182
Triple Number Coastal/Long Distance Low694.30.8642
Triple Number Coastal/Long Distance Medium539.51.1122
Triple Number Coastal/Long Distance High480.21.2494
Triple Number Windward/Leeward Low894.30.6709
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High580.71.0333
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1471.2985.1748.8626.5558.2521.8492.0440.7406.2
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low694.30.8642
Triple Number AP Medium539.51.1121
Triple Number AP High480.21.2494
Triple Number Windward/Leeward Low934.10.6423
Triple Number Windward/Leeward Medium662.00.9064
Triple Number Windward/Leeward High580.71.0333
Single Number Predominant Upwind616.50.9732
Single Number Predominant Reaching534.91.1216
Single Number Predominant Downwind563.61.0646
Predominant Upwind - Low855.70.7012
Predominant Upwind - Low/Med650.50.9224
Predominant Upwind - Medium573.21.0467
Predominant Upwind - Med/High534.81.1219
Predominant Upwind - High513.91.1675
Predominant Downwind Low817.80.7336
Predominant Downwind Low/Med610.20.9833
Predominant Downwind Medium525.51.1418
Predominant Downwind Med/High468.71.2801
Predominant Downwind High420.31.4276
Predominant Reaching Low737.00.8141
Predominant Reaching Low/Med567.71.0570
Predominant Reaching Medium502.91.1932
Predominant Reaching Med/High461.31.3007
Predominant Reaching High428.81.3993
SA/DSPL Upwind22.29SA/DSPL Downwind55.70
Scoring OptionTODTOT
5-Band Windward/Leeward Low1044.40.5745
5-Band Windward/Leeward Low/Med765.00.7843
5-Band Windward/Leeward Medium651.10.9215
5-Band Windward/Leeward Med/High590.61.0159
5-Band Windward/Leeward High549.91.0911
Windward/Leeward 60-40 Low1058.30.5670
Windward/Leeward 60-40 Low/Med778.20.7710
Windward/Leeward 60-40 Medium665.80.9012
Windward/Leeward 60-40 Med/High608.90.9855
Windward/Leeward 60-40 High574.31.0447
5-Band AP Low761.90.7875
5-Band AP Low/Med607.80.9872
5-Band AP Medium532.11.1275
5-Band AP Med/High488.11.2294
5-Band AP High457.41.3118
5-Band SF Bay Tour - Low902.70.6647
5-Band SF Bay Tour - Low/Med733.00.8186
5-Band SF Bay Tour - Medium628.00.9555
5-Band SF Bay Tour - Med/High571.51.0499
5-Band SF Bay Tour - High534.41.1228
Chicago-Mac Upwind0.9434
Chicago-Mac All Purpose0.9865
Chicago-Mac Downwind1.0257
Bayview-Mac Cove Island0.7218
Bayview-Mac Shore0.7263
Harvest Moon Regatta468.61.2803
Club Certificate2025
Majic PotionNED 8180
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ-105Measurement22/04/2010HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA10.570Max. Beam3.344Draft2.011Displacement4,030Wetted area23.18IMS L9.636LSM09.568Acc. length10.570Sink (kg/mm) 17.44
VCGD-0.102VCGM-0.125RM Rated (kg·m) 104.2Limit of positive stability(°) N/AStability IndexN/ADefault crew weight646Declared crew weight320
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.374PBWPIPA0.0013
PSDPHDPHL
PSAESL
ST1ST2ST3
ST4ST5
RIG
Forestay tensionAftInner stayNone FittedMast materialCarbonSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders2Rotating mastNo
P12.600IG12.350ISP14.250MDT10.103MDL10.172MDT2MDL2TLTaperMWGO
E4.450J4.120BAS1.540FSDFoilSFJ0.000SPLWPLTPS5.980BDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.100Flotation Date22/04/2010
SFFP0.966FFM1.095FF1.109LCFcl5.965SG1.0000
SAFP10.056FAM0.727FA0.736LCFsh6.201HBI0.928
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
Majic PotionNED 8180
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment20240.150.911.662.853.7433.24
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment30.090.581.102.124.0511.29NoNo 23.4828/12/2018
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment116.0213.4714.758.818.9099%108.47215.0011.7413.377.868.5092%89.0030/10/2015202314.1713.2013.695.056.7175%61.38