Club
Certificate
2021

Boat

FIREFLY

40935

 
Offshore
Racing
Congress

Certificate number: US6934
Rated boat velocities in knots
Wind Velocity6 kt8 kt10 kt12 kt14 kt16 kt20 kt
Beat Angles42.0°41.3°39.0°37.5°36.8°36.4°36.0°
Beat VMG3.754.504.995.205.305.365.42
52°5.676.627.027.187.277.327.37
60°5.996.817.177.367.487.557.61
75°6.246.947.307.597.817.948.08
90°6.176.947.327.667.998.268.58
110°5.686.807.347.808.208.478.95
120°5.546.697.277.768.258.719.45
135°5.036.216.977.447.928.429.63
150°4.265.356.327.007.427.868.80
Run VMG3.694.645.486.186.777.238.05
Gybe Angles145.0°149.0°151.0°158.0°180.0°180.0°180.0°

GPH = 607.2

CDL = 9.169

BOAT
ClassJ-35𝕚DesignerJOHNSTONEBuilderJ BOATAge Date01/1986Series Date01/1983Offset FileJ35.OFF
HULL
Length Overall10.790 mMaximum Beam3.646 mDraft2.092 mDisplacement4,155 kgDLR5.9362IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationShaft exposed𝕚TypeFolding 2 blades𝕚Diameter0.440m
CREW
Maximum weight700 kg𝕚Minimum weight525 kg𝕚* when appliedNon Manual PowerNoCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRated Mainsail32.2032.83Headsail Luffed50.4350.43Headsail FlyingSymmetric93.04𝕚93.04𝕚Asymmetric
SAIL LIMITATIONS
Headsails5 Spinnakers4
STABILITY
Righting Moment110.1 kg·mStability IndexN/A
OWNER




The owner certifies that he/she understands his/her responsibilities under ORC Rule and Regulations.
ORC Ref  034100014JIIssued on 21/04/2021Valid until 31/12/2021
VPP ver: 2021 1.02 | © ORC | www.orc.org

Club
Certificate
2021

Boat

FIREFLY

40935

 
Offshore
Racing
Congress

Certificate number: US6934
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG961.3799.3721.6692.7679.0672.1664.8
52°634.6543.5512.8501.5495.4491.8488.6
60°601.2528.5502.2488.9481.5477.0473.1
75°576.9518.5493.1474.0460.8453.2445.7
90°583.9518.8491.6469.8450.5435.7419.8
110°633.5529.2490.2461.7439.0424.8402.5
120°649.9538.3495.0464.2436.4413.3381.1
135°715.2580.0516.2484.1454.8427.7373.7
150°845.2672.5569.5514.6485.2458.3409.1
Run VMG975.9776.6656.9582.9531.6498.0447.2
Selected Courses
Windward / Leeward968.6787.9689.3637.8605.3585.0556.0
All purpose746.1621.6561.2528.8505.9490.8467.7
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward663.80.9039
All purpose544.01.1029
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance591.11.0151
Triple Number Coastal/Long Distance Low683.80.8774
Triple Number Coastal/Long Distance Medium541.61.1078
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low878.20.6832
Triple Number Windward/Leeward Medium659.30.9100
Triple Number Windward/Leeward High579.21.0359
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance969.3743.2626.8562.4525.9496.4449.6
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low683.80.8774
Triple Number Coastal/Long Distance Medium541.61.1078
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low878.20.6832
Triple Number Windward/Leeward Medium659.30.9100
Triple Number Windward/Leeward High579.21.0359
Predominantly Upwind584.21.0271
Predominantly Downwind556.01.0791
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low683.80.8774
Triple Number All Purpose Medium541.61.1078
Triple Number All Purpose High485.91.2347
Triple Number Windward/Leeward Low878.20.6832
Triple Number Windward/Leeward Medium659.30.9100
Triple Number Windward/Leeward High579.21.0359
Predominantly Upwind584.21.0271
Predominantly Downwind556.01.0791
Predominantly Upwind Low749.10.8009
Predominantly Upwind Medium600.40.9993
Predominantly Upwind High567.31.0577
Predominantly Downwind Low756.70.7930
Predominantly Downwind Medium555.41.0804
Predominantly Downwind High462.01.2988
Chicago-Mac Upwind1.0110
Chicago-Mac All Purpose1.0336
Chicago-Mac Downwind1.0611
Bayview-Mac Cove Island0.9703
Bayview-Mac Shore0.9805
Victoria-Maui1.1340
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance591.11.0151
Triple Number Coastal/Long Distance Low683.80.8774
Triple Number Coastal/Long Distance Medium541.61.1078
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low878.20.6832
Triple Number Windward/Leeward Medium659.30.9100
Triple Number Windward/Leeward High579.21.0359
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance969.3743.2626.8562.4525.9496.4449.6
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance591.1
Triple Number Coastal/Long Distance Low683.8
Triple Number Coastal/Long Distance Medium541.6
Triple Number Coastal/Long Distance High485.9
Triple Number Windward/Leeward Low878.2
Triple Number Windward/Leeward Medium659.3
Triple Number Windward/Leeward High579.2
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance969.3743.2626.8562.4525.9496.4449.6
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance591.11.0151
Triple Number Coastal/Long Distance Low683.80.8774
Triple Number Coastal/Long Distance Medium541.61.1078
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low878.20.6832
Triple Number Windward/Leeward Medium659.30.9100
Triple Number Windward/Leeward High579.21.0359
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance969.3743.2626.8562.4525.9496.4449.6
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)591.11.0151
Triple Number Coastal/Long Distance Low683.80.8774
Triple Number Coastal/Long Distance Medium541.61.1078
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low878.20.6832
Triple Number Windward/Leeward Medium659.30.9100
Triple Number Windward/Leeward High579.21.0359
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance969.3743.2626.8562.4525.9496.4449.6
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low683.80.8774
Triple Number Coastal/Long Distance Medium541.61.1078
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low878.20.6832
Triple Number Windward/Leeward Medium659.30.9100
Triple Number Windward/Leeward High579.21.0359
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8774
Triple Number Coastal/Long Distance Medium1.1078
Triple Number Coastal/Long Distance High1.2347
Triple Number Windward/Leeward Low0.6832
Triple Number Windward/Leeward Medium0.9100
Triple Number Windward/Leeward High1.0359
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance969.3743.2626.8562.4525.9496.4449.6
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance591.11.0151
Triple Number Coastal/Long Distance Low683.80.8774
Triple Number Coastal/Long Distance Medium541.61.1078
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low878.20.6832
Triple Number Windward/Leeward Medium659.30.9100
Triple Number Windward/Leeward High579.21.0359
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance969.3743.2626.8562.4525.9496.4449.6
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance591.11.0151
Triple Number Coastal/Long Distance Low683.80.8774
Triple Number Coastal/Long Distance Medium541.61.1078
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low878.20.6832
Triple Number Windward/Leeward Medium659.30.9100
Triple Number Windward/Leeward High579.21.0359
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance969.3743.2626.8562.4525.9496.4449.6
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance591.11.0151
Triple Number Coastal/Long Distance Low683.80.8774
Triple Number Coastal/Long Distance Medium541.61.1078
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low878.20.6832
Triple Number Windward/Leeward Medium659.30.9100
Triple Number Windward/Leeward High579.21.0359
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance969.3743.2626.8562.4525.9496.4449.6
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low878.20.6832
Triple Number Windward/Leeward Medium659.30.9100
Triple Number Windward/Leeward High579.21.0359
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance969.3743.2626.8562.4525.9496.4449.6
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low683.8
Triple Number Coastal/Long Distance Medium541.6
Triple Number Coastal/Long Distance High485.9
Triple Number Windward/Leeward Low878.2
Triple Number Windward/Leeward Medium659.3
Triple Number Windward/Leeward High579.2
Predominantly Upwind584.2
Predominantly Downwind556.0
Predominantly Reaching531.8
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low683.80.8774
Triple Number Coastal/Long Distance Medium541.61.1078
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low878.20.6832
Triple Number Windward/Leeward Medium659.30.9100
Triple Number Windward/Leeward High579.21.0359
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8774
Triple Number Coastal/Long Distance Medium1.1078
Triple Number Coastal/Long Distance High1.2347
Triple Number Windward/Leeward Low0.6832
Triple Number Windward/Leeward Medium0.9100
Triple Number Windward/Leeward High1.0359
Coastal/Long Distance1.0151
Predominantly Upwind1.0271
Predominantly Downwind1.0791
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)1.0151
Tretall Distanseseilas Lite vind0.8774
Tretall Distanseseilas Mellomvind1.1078
Tretall Distanseseilas Mye vind1.2347
Tretall Pølsebane Lite vind0.6832
Tretall Pølsebane Mellomvind0.9100
Tretall Pølsebane Mye vind1.0359
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas969.3743.2626.8562.4525.9496.4449.6
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low683.80.8774
Triple Number Coastal/Long Distance Medium541.61.1078
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low878.20.6832
Triple Number Windward/Leeward Medium659.30.9100
Triple Number Windward/Leeward High579.21.0359
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind584.21.0271
Predominantly Downwind556.01.0791
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore564.71.0625
Cape Doctor Coastal474.71.2640
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8774
Triple Number Coastal/Long Distance Medium1.1078
Triple Number Coastal/Long Distance High1.2347
Triple Number Windward/Leeward Low0.6832
Triple Number Windward/Leeward Medium0.9100
Triple Number Windward/Leeward High1.0359
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8774
Triple Number Coastal/Long Distance Medium1.1078
Triple Number Coastal/Long Distance High1.2347
Triple Number Windward/Leeward Low0.6832
Triple Number Windward/Leeward Medium0.9100
Triple Number Windward/Leeward High1.0359
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance591.11.0151
Triple Number Coastal/Long Distance Low683.80.8774
Triple Number Coastal/Long Distance Medium541.61.1078
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low878.20.6832
Triple Number Windward/Leeward Medium659.30.9100
Triple Number Windward/Leeward High579.21.0359
Predominantly Upwind584.21.0271
Predominantly Downwind556.01.0791
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance969.3743.2626.8562.4525.9496.4449.6
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance591.11.0151
Triple Number Coastal/Long Distance Low683.80.8774
Triple Number Coastal/Long Distance Medium541.61.1078
Triple Number Coastal/Long Distance High485.91.2347
Triple Number Windward/Leeward Low878.20.6832
Triple Number Windward/Leeward Medium659.30.9100
Triple Number Windward/Leeward High579.21.0359
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance969.3743.2626.8562.4525.9496.4449.6
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low683.80.8774
Triple Number All Purpose Medium541.61.1078
Triple Number All Purpose High485.91.2347
Triple Number Windward/Leeward Low878.20.6832
Triple Number Windward/Leeward Medium659.30.9100
Triple Number Windward/Leeward High579.21.0359
Predominantly Upwind584.21.0271
Predominantly Downwind556.01.0791
Predominantly Upwind Low749.10.8009
Predominantly Upwind Medium600.40.9993
Predominantly Upwind High567.31.0577
Predominantly Downwind Low756.70.7930
Predominantly Downwind Medium555.41.0804
Predominantly Downwind High462.01.2988
Chicago-Mac Upwind1.0110
Chicago-Mac All Purpose1.0336
Chicago-Mac Downwind1.0611
Bayview-Mac Cove Island0.9703
Bayview-Mac Shore0.9805
Harvest Moon Regatta485.81.2350
Victoria-Maui1.1340
ORC Ref  034100014JIIssued on 21/04/2021Valid until 31/12/2021
VPP ver: 2021 1.02 | © ORC | www.orc.org

Club
Certificate
2021

Boat

FIREFLY

40935

 
Offshore
Racing
Congress

Certificate number: US6934
Data in meters/kilograms (Metric)𝕚
HULL AND APPENDAGES
ClassJ-35𝕚Measurement𝕚Measurer𝕚HIN𝕚Plan review𝕚Hull constructionCored𝕚Carbon RudderNo𝕚Light stanchions𝕚Trim tabNo𝕚
LOA10.790𝕚Max. Beam3.646𝕚Draft2.092𝕚Displacement4,155𝕚Wetted area22.39𝕚IMS L9.046𝕚LSM08.879𝕚Acc. length10.790𝕚Sink (kg/mm)16.63𝕚
VCGD-0.166𝕚VCGM-0.073𝕚RM Measured (kg·m)110.1𝕚RM Default (kg·m)103.6𝕚Limit of positive stability(°)N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades𝕚
InstallationShaft exposed𝕚PRD0.440𝕚PHD0.046𝕚ESL0.772𝕚ST20.083𝕚ST40.037𝕚Twin screw𝕚PBW0.104𝕚PHL0.150𝕚ST10.022𝕚ST30.083𝕚ST50.162𝕚PIPA0.0027𝕚PSD0.025𝕚PSA18.000𝕚
RIG
Forestay tensionAft𝕚Inner stayNone Fitted𝕚Carbon mastNo𝕚Headsail furlerNo𝕚Mainsail furlerNo𝕚Articulated bowspritNo𝕚Non-circular riggingNo𝕚Fiber riggingNo𝕚Runners/Checkstays1𝕚Spreaders2𝕚
P12.650𝕚IG14.143𝕚ISP14.206𝕚MDT10.098𝕚MDL10.202𝕚MDT20.092𝕚MDL20.119𝕚TL1.393𝕚MW0.132𝕚GO0.162𝕚
E4.268𝕚J4.481𝕚BAS1.506𝕚FSD0.030𝕚SFJ0.000𝕚SPL4.571𝕚TPS1.000𝕚BD0.138𝕚MWT0.00𝕚MCG0.000𝕚
FLOTATION AND STABILITY
Inclining TestVCG entered directly𝕚SFFP0.582𝕚SAFP10.519𝕚Flotation Date𝕚FFM1.180𝕚FAM0.891𝕚Measurer𝕚FF1.187𝕚FA0.896𝕚Comment𝕚LCFcl6.076𝕚LCFsh6.323𝕚SG1.0250𝕚HBI0.998𝕚
MEASUREMENT INVENTORY
IdTankTypeCapacityLCGVCGConditionDescription𝕚𝕚𝕚𝕚0.00𝕚0.00𝕚0.0𝕚𝕚
IdItemDescriptionWeightLCGVCGa𝕚Anchor (d)𝕚0.0𝕚0.00𝕚𝕚
ORC Ref  034100014JIIssued on 21/04/2021Valid until 31/12/2021
VPP ver: 2021 1.02 | © ORC | www.orc.org

Club
Certificate
2021

Boat

FIREFLY

40935

 
Offshore
Racing
Congress

Certificate number: US6934
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeasurerMeas.DateMakerMaterialComment2417880𝕚0.13𝕚0.93𝕚1.64𝕚2.78𝕚3.54𝕚32.20𝕚𝕚𝕚TAC BOSTON𝕚𝕚2019 CLASS MAINSAIL𝕚
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeasurerMeas.DateMakerMaterialComment2417889𝕚0.10𝕚0.89𝕚1.70𝕚3.40𝕚5.14𝕚6.93𝕚14.66𝕚No𝕚No𝕚 𝕚50.43𝕚𝕚𝕚TAC BOSTON 𝕚𝕚2019 CLASS 155%𝕚
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeasurerMeas.DateMakerMaterialComment1456505𝕚14.03𝕚14.03𝕚14.03𝕚8.03𝕚7.67𝕚93.04𝕚𝕚𝕚𝕚𝕚1989 NORTH SYM𝕚
ORC Ref  034100014JIIssued on 21/04/2021Valid until 31/12/2021
VPP ver: 2021 1.02 | © ORC | www.orc.org