Club
Certificate
2023

Boat

JFS

ITA-JFS21

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles42.6°39.4°37.6°37.2°37.2°37.5°38.8°
Beat VMG3.784.504.784.884.934.964.89
52°5.746.476.766.927.037.107.13
60°6.016.677.047.247.377.487.57
75°6.176.877.397.748.008.208.46
90°6.056.837.508.148.628.979.43
110°6.047.017.738.278.789.3510.87
120°5.886.937.828.679.329.9611.40
135°5.326.477.348.409.5710.9013.16
150°4.485.676.557.308.239.3412.69
Run VMG3.884.915.686.327.138.0910.99
Gybe Angles143.0°146.9°151.2°148.7°146.0°144.7°145.7°

APH: 534.3

CDL: 7.844

GPH: 596.1

CertNo: 23/1

BOAT
ClassJoker mod.DesignerSantarelliBuilderMaxi DolphinAge date01/1991Series date01/1991Offset fileIMOD8196.OFFData fileJFS21
HULL
Length Overall7.300 mMaximum Beam2.694 mDraft1.551 mDisplacement800 kgDLR2.7027IMS DivisionSportboatDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight420 kgMinimum weight315 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail21.8522.53Headsail Luffed16.1316.13Headsail FlyingSymmetricAsymmetric54.2054.20 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail6.05Storm Jib3.85Heavy Weather Jib10.38
SAIL LIMITS
Headsails5  Spinnakers4
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.
ORC Ref  03190002EWEIssued on 30/03/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

JFS

ITA-JFS21

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG953.0799.5753.1737.1729.9726.3735.8
52°627.2556.5532.4520.0512.4507.0505.2
60°598.8539.7511.6497.4488.2481.2475.5
75°583.8524.2487.0465.0450.0439.2425.8
90°594.6527.0479.7442.4417.6401.4381.8
110°596.5513.8465.6435.5410.2384.9331.3
120°611.9519.2460.2415.0386.4361.5315.7
135°676.9556.6490.4428.4376.0330.4273.5
150°803.4634.5549.6493.2437.4385.3283.6
Run VMG927.7732.7633.9569.5505.1444.9327.5
Selected Courses
Windward / Leeward940.4766.1693.5653.3617.5585.6531.6
All purpose727.0611.5557.7523.5496.0472.5435.5
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward667.00.8996
All purpose534.31.1229
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low669.30.8965
Triple Number Coastal/Long Distance Medium535.41.1207
Triple Number Coastal/Long Distance High464.51.2916
Triple Number Windward/Leeward Low853.20.7032
Triple Number Windward/Leeward Medium667.20.8993
Triple Number Windward/Leeward High573.31.0465
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance580.91.0329
Triple Number Coastal/Long Distance Low669.30.8965
Triple Number Coastal/Long Distance Medium535.41.1207
Triple Number Coastal/Long Distance High464.51.2916
Triple Number Windward/Leeward Low853.20.7032
Triple Number Windward/Leeward Medium667.20.8993
Triple Number Windward/Leeward High573.31.0465
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance939.1723.9626.0561.6516.5476.3408.8
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7728
Downwind "popa"1.0142
70% up, 30% down "Ilhabela"0.8322
30% up, 70% down "Ilhabela-inverso"0.9273
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low669.30.8965
Triple Number Coastal/Long Distance Medium535.41.1207
Triple Number Coastal/Long Distance High464.51.2916
Triple Number Windward/Leeward Low853.20.7032
Triple Number Windward/Leeward Medium667.20.8993
Triple Number Windward/Leeward High573.31.0465
Predominantly Upwind589.51.0178
Predominantly Downwind528.01.1364
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low669.30.8965
Triple Number All Purpose Medium535.41.1207
Triple Number All Purpose High464.51.2916
Triple Number Windward/Leeward Low853.20.7032
Triple Number Windward/Leeward Medium667.20.8993
Triple Number Windward/Leeward High573.31.0465
Predominantly Upwind589.51.0178
Predominantly Downwind528.01.1364
Predominantly Upwind Low741.00.8097
Predominantly Upwind Medium619.40.9687
Predominantly Upwind High591.41.0145
Predominantly Downwind Low728.80.8233
Predominantly Downwind Medium526.91.1387
Predominantly Downwind High394.91.5192
Chicago-Mac Upwind1.0004
Chicago-Mac All Purpose1.0534
Chicago-Mac Downwind1.1118
Bayview-Mac Cove Island0.9906
Bayview-Mac Shore0.9966
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching499.01.2025
Predominantly Reaching Low611.10.9818
Predominantly Reaching Medium498.41.2040
Predominantly Reaching High414.41.4480
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low926.90.6473
5-Band Low / Medium790.40.7592
5-Band Medium657.60.9124
5-Band Medium / High587.61.0211
5-Band High541.01.1091
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance580.91.0329
Triple Number Coastal/Long Distance Low669.30.8965
Triple Number Coastal/Long Distance Medium535.41.1207
Triple Number Coastal/Long Distance High464.51.2916
Triple Number Windward/Leeward Low853.20.7032
Triple Number Windward/Leeward Medium667.20.8993
Triple Number Windward/Leeward High573.31.0465
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance939.1723.9626.0561.6516.5476.3408.8
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance580.91.0329
Triple Number Coastal/Long Distance Low669.30.8965
Triple Number Coastal/Long Distance Medium535.41.1207
Triple Number Coastal/Long Distance High464.51.2916
Triple Number Windward/Leeward Low853.20.7032
Triple Number Windward/Leeward Medium667.20.8993
Triple Number Windward/Leeward High573.31.0465
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance939.1723.9626.0561.6516.5476.3408.8
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance580.9
Triple Number Coastal/Long Distance Low669.3
Triple Number Coastal/Long Distance Medium535.4
Triple Number Coastal/Long Distance High464.5
Triple Number Windward/Leeward Low853.2
Triple Number Windward/Leeward Medium667.2
Triple Number Windward/Leeward High573.3
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance939.1723.9626.0561.6516.5476.3408.8
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance580.91.0329
Triple Number Coastal/Long Distance Low669.30.8965
Triple Number Coastal/Long Distance Medium535.41.1207
Triple Number Coastal/Long Distance High464.51.2916
Triple Number Windward/Leeward Low853.20.7032
Triple Number Windward/Leeward Medium667.20.8993
Triple Number Windward/Leeward High573.31.0465
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance939.1723.9626.0561.6516.5476.3408.8
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)580.91.0329
Triple Number Coastal/Long Distance Low669.30.8965
Triple Number Coastal/Long Distance Medium535.41.1207
Triple Number Coastal/Long Distance High464.51.2916
Triple Number Windward/Leeward Low853.20.7032
Triple Number Windward/Leeward Medium667.20.8993
Triple Number Windward/Leeward High573.31.0465
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance939.1723.9626.0561.6516.5476.3408.8
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low669.30.8965
Triple Number Coastal/Long Distance Medium535.41.1207
Triple Number Coastal/Long Distance High464.51.2916
Triple Number Windward/Leeward Low853.20.7032
Triple Number Windward/Leeward Medium667.20.8993
Triple Number Windward/Leeward High573.31.0465
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8965
Triple Number Coastal/Long Distance Medium1.1207
Triple Number Coastal/Long Distance High1.2916
Triple Number Windward/Leeward Low0.7032
Triple Number Windward/Leeward Medium0.8993
Triple Number Windward/Leeward High1.0465
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance939.1723.9626.0561.6516.5476.3408.8
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance580.91.0329
Triple Number Coastal/Long Distance Low669.30.8965
Triple Number Coastal/Long Distance Medium535.41.1207
Triple Number Coastal/Long Distance High464.51.2916
Triple Number Windward/Leeward Low853.20.7032
Triple Number Windward/Leeward Medium667.20.8993
Triple Number Windward/Leeward High573.31.0465
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance939.1723.9626.0561.6516.5476.3408.8
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low669.30.8965
Triple Number Coastal/Long Distance Medium535.41.1207
Triple Number Coastal/Long Distance High464.51.2916
Triple Number Windward/Leeward Low853.20.7032
Triple Number Windward/Leeward Medium667.20.8993
Triple Number Windward/Leeward High573.31.0465
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance580.91.0329
Triple Number Coastal/Long Distance Low669.30.8965
Triple Number Coastal/Long Distance Medium535.41.1207
Triple Number Coastal/Long Distance High464.51.2916
Triple Number Windward/Leeward Low853.20.7032
Triple Number Windward/Leeward Medium667.20.8993
Triple Number Windward/Leeward High573.31.0465
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance939.1723.9626.0561.6516.5476.3408.8
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low853.20.7032
Triple Number Windward/Leeward Medium667.20.8993
Triple Number Windward/Leeward High573.31.0465
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance939.1723.9626.0561.6516.5476.3408.8
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low669.3
Triple Number Coastal/Long Distance Medium535.4
Triple Number Coastal/Long Distance High464.5
Triple Number Windward/Leeward Low853.2
Triple Number Windward/Leeward Medium667.2
Triple Number Windward/Leeward High573.3
Predominantly Upwind589.5
Predominantly Downwind528.0
Predominantly Reaching507.2
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance580.91.0329
Triple Number Coastal/Long Distance Low669.30.8965
Triple Number Coastal/Long Distance Medium535.41.1207
Triple Number Coastal/Long Distance High464.51.2916
Triple Number Windward/Leeward Low853.20.7032
Triple Number Windward/Leeward Medium667.20.8993
Triple Number Windward/Leeward High573.31.0465
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance939.1723.9626.0561.6516.5476.3408.8
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8965
Triple Number Coastal/Long Distance Medium1.1207
Triple Number Coastal/Long Distance High1.2916
Triple Number Windward/Leeward Low0.7032
Triple Number Windward/Leeward Medium0.8993
Triple Number Windward/Leeward High1.0465
Coastal/Long Distance1.0329
Predominantly Upwind1.0178
Predominantly Downwind1.1364
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8965
Tretall Distanseseilas Mellomvind1.1207
Tretall Distanseseilas Mye vind1.2916
Tretall Pølsebane Lite vind0.7032
Tretall Pølsebane Mellomvind0.8993
Tretall Pølsebane Mye vind1.0465
Distanseseilas ett tall (OSN 8-16kn)1.0329
Distanseseilas ett tall (APH 6-20kn)1.1229
Enkeltall Motvind1.0178
Enkeltall Medvind1.1364
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low669.30.8965
Triple Number Coastal/Long Distance Medium535.41.1207
Triple Number Coastal/Long Distance High464.51.2916
Triple Number Windward/Leeward Low853.20.7032
Triple Number Windward/Leeward Medium667.20.8993
Triple Number Windward/Leeward High573.31.0465
Coastal/Long Distance580.91.0329
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind589.51.0178
Predominantly Downwind528.01.1364
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore547.81.0953
Cape Doctor Coastal446.61.3434
Triple Number Coastal/Long Distance Low669.30.8965
Triple Number Coastal/Long Distance Medium535.41.1207
Triple Number Coastal/Long Distance High464.51.2916
Triple Number Windward/Leeward Low853.20.7032
Triple Number Windward/Leeward Medium667.20.8993
Triple Number Windward/Leeward High573.31.0465
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8965
Triple Number Coastal/Long Distance Medium1.1207
Triple Number Coastal/Long Distance High1.2916
Triple Number Windward/Leeward Low0.7032
Triple Number Windward/Leeward Medium0.8993
Triple Number Windward/Leeward High1.0465
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8965
Triple Number Coastal/Long Distance Medium1.1207
Triple Number Coastal/Long Distance High1.2916
Triple Number Windward/Leeward Low0.7032
Triple Number Windward/Leeward Medium0.8993
Triple Number Windward/Leeward High1.0465
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance580.91.0329
Triple Number Coastal/Long Distance Low669.30.8965
Triple Number Coastal/Long Distance Medium535.41.1207
Triple Number Coastal/Long Distance High464.51.2916
Triple Number Windward/Leeward Low853.20.7032
Triple Number Windward/Leeward Medium667.20.8993
Triple Number Windward/Leeward High573.31.0465
Predominantly Upwind589.51.0178
Predominantly Downwind528.01.1364
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance939.1723.9626.0561.6516.5476.3408.8
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance580.91.0329
Triple Number Coastal/Long Distance Low669.30.8965
Triple Number Coastal/Long Distance Medium535.41.1207
Triple Number Coastal/Long Distance High464.51.2916
Triple Number Windward/Leeward Low853.20.7032
Triple Number Windward/Leeward Medium667.20.8993
Triple Number Windward/Leeward High573.31.0465
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance939.1723.9626.0561.6516.5476.3408.8
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low669.30.8965
Triple Number All Purpose Medium535.41.1207
Triple Number All Purpose High464.51.2916
Triple Number Windward/Leeward Low853.20.7032
Triple Number Windward/Leeward Medium667.20.8993
Triple Number Windward/Leeward High573.31.0465
Predominantly Upwind589.51.0178
Predominantly Downwind528.01.1364
Predominantly Upwind Low741.00.8097
Predominantly Upwind Medium619.40.9687
Predominantly Upwind High591.41.0145
Predominantly Downwind Low728.80.8233
Predominantly Downwind Medium526.91.1387
Predominantly Downwind High394.91.5192
Chicago-Mac Upwind1.0004
Chicago-Mac All Purpose1.0534
Chicago-Mac Downwind1.1118
Bayview-Mac Cove Island0.9906
Bayview-Mac Shore0.9966
Harvest Moon Regatta439.21.3661
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy559.51.0724
San Francisco Bay Medium649.30.9241
Predominantly Reaching499.01.2025
Predominantly Reaching Low611.10.9818
Predominantly Reaching Medium498.41.2040
Predominantly Reaching High414.41.4480
Windward/Leeward 60-40 Low857.80.6994
Windward/Leeward 60-40 Medium693.90.8647
Windward/Leeward 60-40 High626.90.9571
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low926.90.6473
5-Band Low / Medium790.40.7592
5-Band Medium657.60.9124
5-Band Medium / High587.61.0211
5-Band High541.01.1091
ORC Ref  03190002EWEIssued on 30/03/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

JFS

ITA-JFS21

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJoker mod.Measurement01/02/1991HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA7.300Max. Beam2.694Draft1.551Displacement800Wetted area9.88IMS L7.480LSM06.663Acc. length8.073Sink (kg/mm) 7.83
VCGD0.035VCGM0.085RM Rated (kg·m) 17.1Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
PIPA0.0000
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P9.600IG8.700ISP10.600MDT10.070MDL10.100MDT2MDL2TLTaperMW0.100GO0.120
E3.600J2.650BAS1.000FSDFoilSFJ0.280SPLWPLTPS4.450BD0.110MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.100Flotation Date01/02/1991MeasurerComment
SFFP0.248FFMFF0.932LCFcl4.244SG1.0050
SAFP7.284FAMFA0.690LCFsh4.443HBI0.835
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03190002EWEIssued on 30/03/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

JFS

ITA-JFS21

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.180.871.502.503.2021.8520/10/2021
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.000.000.000.000.003.608.80NoNo 16.1320/10/2021
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA12.1510.2011.185.656.5087%54.2020/10/2021
ORC Ref  03190002EWEIssued on 30/03/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org