Club Certificate2025
PantherGBR 8876T
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 Angles43.4°43.4°41.1°39.5°38.0°37.3°37.0°37.2°37.9°
Beat VMG2.413.364.144.715.045.205.295.375.35
52°3.765.126.126.767.097.267.357.457.47
60°4.005.396.376.957.267.457.567.697.74
75°4.155.566.537.087.427.687.888.128.25
90°4.195.716.797.317.567.768.048.498.79
110°4.295.856.977.568.018.388.659.179.63
120°4.165.726.877.508.018.508.999.8110.68
135°3.665.156.367.167.708.238.7910.2913.03
150°3.034.335.496.467.147.608.059.0311.49
Run VMG2.623.754.765.606.216.647.037.829.95
Gybe Angles143.0°143.0°146.9°149.8°152.3°156.1°158.8°148.3°141.5°
APH ToD:550.6CDL: 9.227APH ToT: 1.0898CertNo:
BOAT
ClassJ-105DesignerJohnstoneBuilderJ-boats FranceAge date09/2004Series date01/1991Offset filej105.offData fileGBR8876T
HULL
Length Overall10.570 mMaximum Beam3.344 mDraft2.023 mDisplacement4,219 kgDLR4.7480IMS DivisionPerformanceDynamic Allowance0.190%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.374m
CREW
Maximum weight400 kg(declared)Minimum weight270 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail32.8133.43Headsail Luffed26.1926.19Headsail FlyingSymmetricAsymmetric93.9093.90 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail9.78Storm Jib7.62Heavy Weather Jib20.57
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
PantherGBR 8876T
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 VMG1496.51071.7869.9765.0713.7692.5680.6670.7673.5
52°957.6703.4587.9532.2507.8496.2490.0483.3481.7
60°900.1668.0565.3518.2495.9483.3476.2468.1465.2
75°866.9647.0551.4508.2485.1468.9456.8443.6436.5
90°859.3630.5530.0492.6476.1463.9447.9424.0409.7
110°839.7615.5516.4476.3449.3429.4416.0392.5373.8
120°865.9629.7523.9479.9449.2423.3400.5366.9337.0
135°983.8699.5565.9502.5467.6437.4409.7349.8276.3
150°1187.9830.6655.4557.0503.9473.5447.2398.8313.2
Run VMG1372.0959.1756.8643.2579.8541.9512.0460.5361.7
Selected Courses
Windward / Leeward1434.01015.4813.4704.1646.8617.2596.3565.6517.6
All purpose1087.7782.4639.5568.5531.3509.2492.4466.1435.3
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward678.30.8846
All purpose550.61.0898
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low711.00.8439
Triple Number Coastal/Long Distance Medium547.21.0965
Triple Number Coastal/Long Distance High486.71.2327
Triple Number Windward/Leeward Low914.40.6562
Triple Number Windward/Leeward Medium672.30.8924
Triple Number Windward/Leeward High590.01.0169
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance598.41.0027
Triple Number Coastal/Long Distance Low711.00.8439
Triple Number Coastal/Long Distance Medium547.21.0965
Triple Number Coastal/Long Distance High486.71.2327
Triple Number Windward/Leeward Low914.40.6562
Triple Number Windward/Leeward Medium672.30.8924
Triple Number Windward/Leeward High590.01.0169
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1514.11009.8764.4637.1566.0528.5496.9446.5417.3
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7686
Downwind "popa"0.9431
70% up, 30% down "Ilhabela"0.8138
30% up, 70% down "Ilhabela-inverso"0.8830
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low711.00.8439
Triple Number Coastal/Long Distance Medium547.21.0965
Triple Number Coastal/Long Distance High486.71.2327
Triple Number Windward/Leeward Low914.40.6562
Triple Number Windward/Leeward Medium672.30.8924
Triple Number Windward/Leeward High590.01.0169
Predominantly Upwind599.21.0013
Predominantly Downwind555.51.0801
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low710.90.8439
Triple Number AP Medium547.31.0964
Triple Number AP High486.71.2327
Triple Number Windward/Leeward Low955.50.6280
Triple Number Windward/Leeward Medium672.30.8924
Triple Number Windward/Leeward High590.01.0169
Single Number Predominant Upwind624.50.9608
Single Number Predominant Reaching547.01.0969
Single Number Predominant Downwind578.11.0378
Predominant Upwind - Low873.20.6872
Predominant Upwind - Low/Med660.20.9089
Predominant Upwind - Medium579.51.0353
Predominant Upwind - Med/High539.31.1125
Predominant Upwind - High518.21.1578
Predominant Downwind Low845.20.7099
Predominant Downwind Low/Med625.90.9586
Predominant Downwind Medium536.91.1175
Predominant Downwind Med/High479.71.2508
Predominant Downwind High433.81.3831
Predominant Reaching Low762.20.7872
Predominant Reaching Low/Med580.61.0334
Predominant Reaching Medium512.51.1708
Predominant Reaching Med/High469.51.2781
Predominant Reaching High436.21.3755
SA/DSPL Upwind22.49SA/DSPL Downwind48.30
Scoring OptionTODTOT
5-Band Windward/Leeward Low1069.60.5609
5-Band Windward/Leeward Low/Med780.00.7692
5-Band Windward/Leeward Medium661.00.9077
5-Band Windward/Leeward Med/High598.91.0019
5-Band Windward/Leeward High562.61.0665
Windward/Leeward 60-40 Low1081.20.5549
Windward/Leeward 60-40 Low/Med791.90.7576
Windward/Leeward 60-40 Medium674.60.8894
Windward/Leeward 60-40 Med/High615.90.9743
Windward/Leeward 60-40 High584.71.0262
5-Band AP Low784.10.7652
5-Band AP Low/Med619.50.9685
5-Band AP Medium539.51.1120
5-Band AP Med/High494.11.2144
5-Band AP High465.31.2894
5-Band SF Bay Tour - Low922.90.6501
5-Band SF Bay Tour - Low/Med746.70.8035
5-Band SF Bay Tour - Medium637.00.9419
5-Band SF Bay Tour - Med/High579.21.0359
5-Band SF Bay Tour - High545.11.1006
Chicago-Mac Upwind0.9307
Chicago-Mac All Purpose0.9674
Chicago-Mac Downwind1.0000
Bayview-Mac Cove Island0.7046
Bayview-Mac Shore0.7088
Harvest Moon Regatta476.91.2581
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance598.41.0027
Triple Number Coastal/Long Distance Low711.00.8439
Triple Number Coastal/Long Distance Medium547.21.0965
Triple Number Coastal/Long Distance High486.71.2327
Triple Number Windward/Leeward Low914.40.6562
Triple Number Windward/Leeward Medium672.30.8924
Triple Number Windward/Leeward High590.01.0169
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1514.11009.8764.4637.1566.0528.5496.9446.5417.3
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance598.41.0027
Triple Number Coastal/Long Distance Low711.00.8439
Triple Number Coastal/Long Distance Medium547.21.0965
Triple Number Coastal/Long Distance High486.71.2327
Triple Number Windward/Leeward Low914.40.6562
Triple Number Windward/Leeward Medium672.30.8924
Triple Number Windward/Leeward High590.01.0169
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1514.11009.8764.4637.1566.0528.5496.9446.5417.3
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance598.4
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1514.11009.8764.4637.1566.0528.5496.9446.5417.3
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low711.00.8439
Triple Number Coastal/Long Distance Medium547.21.0965
Triple Number Coastal/Long Distance High486.71.2327
Triple Number Windward/Leeward Low914.40.6562
Triple Number Windward/Leeward Medium672.30.8924
Triple Number Windward/Leeward High590.01.0169
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)598.41.0027
Triple Number Coastal/Long Distance Low711.00.8439
Triple Number Coastal/Long Distance Medium547.21.0965
Triple Number Coastal/Long Distance High486.71.2327
Triple Number Windward/Leeward Low914.40.6562
Triple Number Windward/Leeward Medium672.30.8924
Triple Number Windward/Leeward High590.01.0169
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1514.11009.8764.4637.1566.0528.5496.9446.5417.3
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low711.00.8439
Triple Number Coastal/Long Distance Medium547.21.0965
Triple Number Coastal/Long Distance High486.71.2327
Triple Number Windward/Leeward Low914.40.6562
Triple Number Windward/Leeward Medium672.30.8924
Triple Number Windward/Leeward High590.01.0169
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.0027
Triple Number Coastal/Long Distance Low0.8439
Triple Number Coastal/Long Distance Medium1.0965
Triple Number Coastal/Long Distance High1.2327
Triple Number Windward/Leeward Low0.6562
Triple Number Windward/Leeward Medium0.8924
Triple Number Windward/Leeward High1.0169
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1514.11009.8764.4637.1566.0528.5496.9446.5417.3
For information
General Purpose Handicap (GPH)618.8
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance598.41.0027
Triple Number Coastal/Long Distance Low711.00.8439
Triple Number Coastal/Long Distance Medium547.21.0965
Triple Number Coastal/Long Distance High486.71.2327
Triple Number Windward/Leeward Low914.40.6562
Triple Number Windward/Leeward Medium672.30.8924
Triple Number Windward/Leeward High590.01.0169
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1514.11009.8764.4637.1566.0528.5496.9446.5417.3
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low711.00.8439
Triple Number Coastal/Long Distance Medium547.21.0965
Triple Number Coastal/Long Distance High486.71.2327
Triple Number Windward/Leeward Low914.40.6562
Triple Number Windward/Leeward Medium672.30.8924
Triple Number Windward/Leeward High590.01.0169
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance598.41.0027
Triple Number Coastal/Long Distance Low711.00.8439
Triple Number Coastal/Long Distance Medium547.21.0965
Triple Number Coastal/Long Distance High486.71.2327
Triple Number Windward/Leeward Low914.40.6562
Triple Number Windward/Leeward Medium672.30.8924
Triple Number Windward/Leeward High590.01.0169
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1514.11009.8764.4637.1566.0528.5496.9446.5417.3
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance598.41.0027
Triple Number Coastal/Long Distance Low711.00.8439
Triple Number Coastal/Long Distance Medium547.21.0965
Triple Number Coastal/Long Distance High486.71.2327
Triple Number Windward/Leeward Low914.40.6562
Triple Number Windward/Leeward Medium672.30.8924
Triple Number Windward/Leeward High590.01.0169
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1514.11009.8764.4637.1566.0528.5496.9446.5417.3
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low711.0
Triple Number Coastal/Long Distance Medium547.2
Triple Number Coastal/Long Distance High486.7
Triple Number Windward/Leeward Low914.4
Triple Number Windward/Leeward Medium672.3
Triple Number Windward/Leeward High590.0
Predominantly Upwind599.2
Predominantly Downwind555.5
Predominantly Reaching534.1
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance598.41.0027
Triple Number Coastal/Long Distance Low711.00.8439
Triple Number Coastal/Long Distance Medium547.21.0965
Triple Number Coastal/Long Distance High486.71.2327
Triple Number Windward/Leeward Low914.40.6562
Triple Number Windward/Leeward Medium672.30.8924
Triple Number Windward/Leeward High590.01.0169
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1514.11009.8764.4637.1566.0528.5496.9446.5417.3
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8439
Triple Number Coastal/Long Distance Medium1.0965
Triple Number Coastal/Long Distance High1.2327
Triple Number Windward/Leeward Low0.6562
Triple Number Windward/Leeward Medium0.8924
Triple Number Windward/Leeward High1.0169
Coastal/Long Distance1.0027
Predominantly Upwind1.0013
Predominantly Downwind1.0801
For information
General Purpose Handicap (GPH)618.8
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0898
Distanseseilas Trippeltall svak vind0.8439
Distanseseilas Trippeltall mellomvind1.0965
Distanseseilas Trippeltall sterk vind1.2327
Pølsebane Trippeltall svak vind0.6562
Pølsebane Trippeltall mellomvind0.8924
Pølsebane Trippeltall sterk vind1.0169
Motvind Singeltall1.0013
Medvind Singeltall1.0801
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low711.00.8439
Triple Number Coastal/Long Distance Medium547.21.0965
Triple Number Coastal/Long Distance High486.71.2327
Triple Number Windward/Leeward Low914.40.6562
Triple Number Windward/Leeward Medium672.30.8924
Triple Number Windward/Leeward High590.01.0169
Coastal/Long Distance598.41.0027
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind599.21.0013
Predominantly Downwind555.51.0801
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore532.01.1279
Cape Doctor Coastal444.51.3498
Triple Number Coastal/Long Distance Low711.00.8439
Triple Number Coastal/Long Distance Medium547.21.0965
Triple Number Coastal/Long Distance High486.71.2327
Triple Number Windward/Leeward Low914.40.6562
Triple Number Windward/Leeward Medium672.30.8924
Triple Number Windward/Leeward High590.01.0169
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8439
Triple Number Coastal/Long Distance Medium1.0965
Triple Number Coastal/Long Distance High1.2327
Triple Number Windward/Leeward Low0.6562
Triple Number Windward/Leeward Medium0.8924
Triple Number Windward/Leeward High1.0169
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8439
Triple Number Coastal/Long Distance Medium1.0965
Triple Number Coastal/Long Distance High1.2327
Triple Number Windward/Leeward Low0.6562
Triple Number Windward/Leeward Medium0.8924
Triple Number Windward/Leeward High1.0169
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance598.41.0027
Triple Number Coastal/Long Distance Low711.00.8439
Triple Number Coastal/Long Distance Medium547.21.0965
Triple Number Coastal/Long Distance High486.71.2327
Triple Number Windward/Leeward Low914.40.6562
Triple Number Windward/Leeward Medium672.30.8924
Triple Number Windward/Leeward High590.01.0169
Predominantly Upwind599.21.0013
Predominantly Downwind555.51.0801
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1514.11009.8764.4637.1566.0528.5496.9446.5417.3
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance598.41.0027
Triple Number Coastal/Long Distance Low711.00.8439
Triple Number Coastal/Long Distance Medium547.21.0965
Triple Number Coastal/Long Distance High486.71.2327
Triple Number Windward/Leeward Low914.40.6562
Triple Number Windward/Leeward Medium672.30.8924
Triple Number Windward/Leeward High590.01.0169
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1514.11009.8764.4637.1566.0528.5496.9446.5417.3
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low710.90.8439
Triple Number AP Medium547.31.0964
Triple Number AP High486.71.2327
Triple Number Windward/Leeward Low955.50.6280
Triple Number Windward/Leeward Medium672.30.8924
Triple Number Windward/Leeward High590.01.0169
Single Number Predominant Upwind624.50.9608
Single Number Predominant Reaching547.01.0969
Single Number Predominant Downwind578.11.0378
Predominant Upwind - Low873.20.6872
Predominant Upwind - Low/Med660.20.9089
Predominant Upwind - Medium579.51.0353
Predominant Upwind - Med/High539.31.1125
Predominant Upwind - High518.21.1578
Predominant Downwind Low845.20.7099
Predominant Downwind Low/Med625.90.9586
Predominant Downwind Medium536.91.1175
Predominant Downwind Med/High479.71.2508
Predominant Downwind High433.81.3831
Predominant Reaching Low762.20.7872
Predominant Reaching Low/Med580.61.0334
Predominant Reaching Medium512.51.1708
Predominant Reaching Med/High469.51.2781
Predominant Reaching High436.21.3755
SA/DSPL Upwind22.49SA/DSPL Downwind48.30
Scoring OptionTODTOT
5-Band Windward/Leeward Low1069.60.5609
5-Band Windward/Leeward Low/Med780.00.7692
5-Band Windward/Leeward Medium661.00.9077
5-Band Windward/Leeward Med/High598.91.0019
5-Band Windward/Leeward High562.61.0665
Windward/Leeward 60-40 Low1081.20.5549
Windward/Leeward 60-40 Low/Med791.90.7576
Windward/Leeward 60-40 Medium674.60.8894
Windward/Leeward 60-40 Med/High615.90.9743
Windward/Leeward 60-40 High584.71.0262
5-Band AP Low784.10.7652
5-Band AP Low/Med619.50.9685
5-Band AP Medium539.51.1120
5-Band AP Med/High494.11.2144
5-Band AP High465.31.2894
5-Band SF Bay Tour - Low922.90.6501
5-Band SF Bay Tour - Low/Med746.70.8035
5-Band SF Bay Tour - Medium637.00.9419
5-Band SF Bay Tour - Med/High579.21.0359
5-Band SF Bay Tour - High545.11.1006
Chicago-Mac Upwind0.9307
Chicago-Mac All Purpose0.9674
Chicago-Mac Downwind1.0000
Bayview-Mac Cove Island0.7046
Bayview-Mac Shore0.7088
Harvest Moon Regatta476.91.2581
Club Certificate2025
PantherGBR 8876T
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ-105Measurement11/05/1999HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA10.570Max. Beam3.344Draft2.023Displacement4,219Wetted area23.51IMS L9.698LSM09.613Acc. length10.570Sink (kg/mm) 17.66
VCGD-0.100VCGM-0.135RM Rated (kg·m) 108.0Limit of positive stability(°) N/AStability IndexN/ADefault crew weight651Declared crew weight400
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.374PBW0.097PIPA0.0045
PSD0.025PHD0.070PHL0.115
PSA17.0°ESL0.900
ST10.020ST20.090ST30.090
ST40.049ST50.190
RIG
Forestay tensionAftInner stayNone FittedMast materialCarbonSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders2Rotating mastNo
P12.550IG12.330ISP13.950MDT10.110MDL10.177MDT20.110MDL20.177TL0.000MW0.177GO0.181
E4.450J4.110BAS1.550FSDFoilSFJSPLWPLTPS5.610BD0.131MWT97.10MCG4.520
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.100Flotation Date24/04/2016
SFFP0.966FFM1.082FF1.083LCFcl5.936SG1.0220
SAFP10.056FAM0.737FA0.738LCFsh6.173HBI0.912
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
PantherGBR 8876T
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment20230.260.961.652.773.6832.8114/04/2023
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment20240.080.611.142.203.224.1612.12NoNo 26.19
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment115.8513.0514.457.867.55104%93.90