Club Certificate2026
JOKERITA-746J80
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
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 Angles46.0°43.3°40.9°38.7°37.9°37.7°37.7°38.3°40.8°
Beat VMG2.253.203.894.354.524.604.634.644.47
52°3.534.885.746.186.346.426.486.536.47
60°3.805.145.946.336.526.626.696.776.74
75°4.005.316.086.486.756.937.057.217.27
90°3.985.496.256.536.847.157.397.778.01
110°4.105.666.496.967.297.607.938.589.19
120°3.995.556.457.017.528.038.499.4010.32
135°3.575.026.076.737.338.048.9610.9712.76
150°2.964.265.346.146.727.227.8310.0713.65
Run VMG2.573.694.625.325.856.266.788.7211.82
Gybe Angles140.5°144.1°148.6°151.7°153.4°152.3°145.7°143.0°147.5°
APH ToD:595.6CDL: 7.116APH ToT: 1.0074CertNo:26/1
BOAT
ClassJ-80 ODDesignerJOHNSTONEBuilderJ-CompositeAge date06/2005Series date01/1995Offset filej80.OD.offData fileI746J80
HULL
Length Overall8.032Maximum Beam2.488Draft1.497Displacement1,437DLR4.5634IMS DivisionSportboatDynamic Allowance0.130%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight350(declared)Minimum weight220 ✱ when appliedCrew Arm Extension-0.20 m
SAIL AREAS (m²)
MeasuredRatedMainsail20.9121.53Headsail Luffed13.9813.98Headsail FlyingSymmetricAsymmetric64.9964.99 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail6.10Storm Jib4.58Heavy Weather Jib12.35
SAIL LIMITS
Headsails5
✱ One set on the forestay
✱ Woven polyester sails
Spinnakers4
STABILITY
Righting Moment 27.1 Stability Index 105.4
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  03190004B7B Issued on 11/02/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
JOKERITA-746J80
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
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 VMG1598.41125.7924.6827.5796.1783.4777.1776.2806.3
52°1018.9737.9627.7583.0567.6560.5555.9551.6556.7
60°947.7700.2606.4568.3551.8543.8538.1532.0533.9
75°900.7677.5592.4555.7533.1519.2510.7499.3495.0
90°904.1655.7575.6551.3526.0503.8487.0463.3449.2
110°877.2635.7555.0517.5493.9473.4454.1419.4391.7
120°901.8648.8558.5513.4479.0448.6424.2383.1349.0
135°1009.4716.8593.0535.2491.4447.9401.9328.1282.1
150°1214.3844.2674.8586.6535.8498.8459.8357.4263.7
Run VMG1402.1974.7779.1676.4615.5575.2531.0412.7304.5
Selected Courses
Windward / Leeward1500.31050.2851.9751.9705.8679.3654.0594.5555.4
All purpose1139.2811.2677.0613.8580.8558.2537.9498.6474.5
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward730.80.8210
All purpose595.61.0074
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low744.10.8063
Triple Number Coastal/Long Distance Medium594.21.0098
Triple Number Coastal/Long Distance High528.21.1359
Triple Number Windward/Leeward Low951.00.6309
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High638.00.9404
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance645.70.9292
Triple Number Coastal/Long Distance Low744.10.8063
Triple Number Coastal/Long Distance Medium594.21.0098
Triple Number Coastal/Long Distance High528.21.1359
Triple Number Windward/Leeward Low951.00.6309
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High638.00.9404
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.51042.7802.3683.8618.7579.2543.0476.1448.0
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6988
Downwind "popa"0.9201
70% up, 30% down "Ilhabela"0.7531
30% up, 70% down "Ilhabela-inverso"0.8403
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low744.10.8063
Triple Number Coastal/Long Distance Medium594.21.0098
Triple Number Coastal/Long Distance High528.21.1359
Triple Number Windward/Leeward Low951.00.6309
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High638.00.9404
Predominantly Upwind654.10.9174
Predominantly Downwind588.81.0191
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP615.80.9744 Predom. Rc High465.21.2898 5B SF Bay L/M788.50.7609 TriNum AP Low744.10.8063 Predom. Dn Low874.60.6861 5B SF Bay Med691.60.8676 TriNum AP Med594.21.0097 Predom. Dn L/M660.90.9078 5B SF Bay M/H632.20.9491 TriNum AP High528.21.1359 Predom. Dn Med574.41.0446 5B SF Bay High585.81.0242 TriNum W/L Low996.00.6024 Predom. Dn M/H502.81.1933 5B AP Low817.40.7340 TriNum W/L Med726.70.8256 Predom. Dn High438.91.3669 5B AP L/M660.30.9087 TriNum W/L Hig638.00.9404 ChiMac Up Low812.20.7387 5B AP Med586.91.0223 Predom. Upwind679.90.8825 ChiMac Up Med738.10.8129 5B AP M/H538.31.1147 Predom. Reaching586.81.0226 ChiMac Up High650.70.9220 5B AP High501.21.1971 Predom. Downwind609.50.9845 ChiMac Off Low761.40.7880 5B W/L Low1113.20.5390 Predom. Up Low918.10.6535 ChiMac Off Med677.10.8862 5B W/L L/M824.30.7279 Predom. Up L/M707.80.8478 ChiMac Off High570.21.0522 5B W/L Med716.80.8370 Predom. Up Med636.70.9424 ChiMac AP Low783.80.7655 5B W/L M/H652.50.9195 Predom. Up M/H598.81.0020 ChiMac AP Med705.80.8501 5B W/L High598.01.0033 Predom. Up High577.71.0385 ChiMac AP High609.70.9840 W/L 60-40 Low1129.30.5313 Predom. Rc Low796.30.7535 BayMac Cove Island896.90.6690 W/L 60-40 L/M839.60.7146 Predom. Rc L/M621.80.9650 BayMac Shore891.30.6732 W/L 60-40 Med735.10.8162 Predom. Rc Med556.11.0789 Harvest Moon515.31.1644 W/L 60-40 M/H678.00.8850 Predom. Rc M/H503.91.1907 5B SF Bay Low945.80.6344 W/L 60-40 High634.70.9453      SA/DSPL Up27.37SA/DSPL Dn67.39
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance645.70.9292
Triple Number Coastal/Long Distance Low744.10.8063
Triple Number Coastal/Long Distance Medium594.21.0098
Triple Number Coastal/Long Distance High528.21.1359
Triple Number Windward/Leeward Low951.00.6309
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High638.00.9404
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.51042.7802.3683.8618.7579.2543.0476.1448.0
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance645.70.9292
Triple Number Coastal/Long Distance Low744.10.8063
Triple Number Coastal/Long Distance Medium594.21.0098
Triple Number Coastal/Long Distance High528.21.1359
Triple Number Windward/Leeward Low951.00.6309
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High638.00.9404
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.51042.7802.3683.8618.7579.2543.0476.1448.0
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance645.7
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.51042.7802.3683.8618.7579.2543.0476.1448.0
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low744.10.8063
Triple Number Coastal/Long Distance Medium594.21.0098
Triple Number Coastal/Long Distance High528.21.1359
Triple Number Windward/Leeward Low951.00.6309
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High638.00.9404
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating645.70.9292
FinRating, kevyt tuuli1093.50.9145
FinRating, kova tuuli502.40.9951
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low744.10.8063
Triple Number Coastal/Long Distance Medium594.21.0098
Triple Number Coastal/Long Distance High528.21.1359
Triple Number Windward/Leeward Low951.00.6309
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High638.00.9404
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9292
Triple Number Coastal/Long Distance Low0.8063
Triple Number Coastal/Long Distance Medium1.0098
Triple Number Coastal/Long Distance High1.1359
Triple Number Windward/Leeward Low0.6309
Triple Number Windward/Leeward Medium0.8256
Triple Number Windward/Leeward High0.9404
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.51042.7802.3683.8618.7579.2543.0476.1448.0
For information
General Purpose Handicap (GPH)664.0
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance645.70.9292
Triple Number Coastal/Long Distance Low744.10.8063
Triple Number Coastal/Long Distance Medium594.21.0098
Triple Number Coastal/Long Distance High528.21.1359
Triple Number Windward/Leeward Low951.00.6309
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High638.00.9404
Saronikos S All_Purpose669.40.8963
Saronikos S Upwind778.20.7711
Saronikos S Downwind532.91.1259
Saronikos N All_Purpose669.40.8963
Saronikos N Upwind814.70.7365
Saronikos N Downwind598.31.0029
Saronikos SW All_Purpose670.70.8946
Saronikos SW Upwind796.00.7537
Saronikos SW Downwind544.01.1030
Saronikos NE All_Purpose730.90.8209
Saronikos NE Upwind762.90.7864
Saronikos NE Downwind665.10.9022
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.51042.7802.3683.8618.7579.2543.0476.1448.0
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low744.10.8063
Triple Number Coastal/Long Distance Medium594.21.0098
Triple Number Coastal/Long Distance High528.21.1359
Triple Number Windward/Leeward Low951.00.6309
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High638.00.9404
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose615.80.9744
5-Band All-Purpose Low892.70.6721
5-Band All-Purpose L/M683.00.8784
5-Band All-Purpose Med605.30.9913
5-Band All-Purpose M/H551.21.0885
5-Band All-Purpose High509.41.1778
Single Number Predominant Upwind652.60.9194
Single Number Predominant Reaching567.61.0571
Single Number Predominant Downwind590.11.0168
5-Band 50-50 Windward/Leeward Low1113.20.5390
5-Band 50-50 Windward/Leeward L/M824.30.7279
5-Band 50-50 Windward/Leeward Med716.80.8370
5-Band 50-50 Windward/Leeward M/H652.50.9195
5-Band 50-50 Windward/Leeward High598.01.0033
5-Band 60-40 Windward/Leeward Low1129.30.5313
5-Band 60-40 Windward/Leeward L/M839.60.7146
5-Band 60-40 Windward/Leeward Med735.10.8162
5-Band 60-40 Windward/Leeward M/H678.00.8850
5-Band 60-40 Windward/Leeward High634.70.9453
Triple Number 50-50 Windward/Leeward Low996.00.6024
Triple Number 50-50 Windward/Leeward Med726.80.8255
Triple Number 50-50 Windward/Leeward High638.00.9404
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward749.90.8001
Triple Number 60-40 Windward/Leeward Low1011.40.5933
Triple Number 60-40 Windward/Leeward Med744.30.8062
Triple Number 60-40 Windward/Leeward High666.10.9008
Triple Number All-Purpose Low806.10.7443
Triple Number All-Purpose Med613.20.9784
Triple Number All-Purpose High539.91.1113
Triple Number Predominant Upwind Low836.60.7172
Triple Number Predominant Upwind Med645.30.9298
Triple Number Predominant Upwind High602.70.9954
Triple Number Predominant Reaching Low728.70.8234
Triple Number Predominant Reaching Med573.61.0461
Triple Number Predominant Reaching High483.61.2407
Triple Number Predominant Downwind Low787.50.7619
Triple Number Predominant Downwind Med583.81.0277
Triple Number Predominant Downwind High471.61.2723
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance645.70.9292
Triple Number Coastal/Long Distance Low744.10.8063
Triple Number Coastal/Long Distance Medium594.21.0098
Triple Number Coastal/Long Distance High528.21.1359
Triple Number Windward/Leeward Low951.00.6309
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High638.00.9404
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.51042.7802.3683.8618.7579.2543.0476.1448.0
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance645.70.9292
Triple Number Coastal/Long Distance Low744.10.8063
Triple Number Coastal/Long Distance Medium594.21.0098
Triple Number Coastal/Long Distance High528.21.1359
Triple Number Windward/Leeward Low951.00.6309
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High638.00.9404
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.51042.7802.3683.8618.7579.2543.0476.1448.0
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low744.1
Triple Number Coastal/Long Distance Medium594.2
Triple Number Coastal/Long Distance High528.2
Triple Number Windward/Leeward Low951.0
Triple Number Windward/Leeward Medium726.7
Triple Number Windward/Leeward High638.0
Predominantly Upwind654.1
Predominantly Downwind588.8
Predominantly Reaching571.4
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance645.70.9292
Triple Number Coastal/Long Distance Low744.10.8063
Triple Number Coastal/Long Distance Medium594.21.0098
Triple Number Coastal/Long Distance High528.21.1359
Triple Number Windward/Leeward Low951.00.6309
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High638.00.9404
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.51042.7802.3683.8618.7579.2543.0476.1448.0
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8063
Triple Number Coastal/Long Distance Medium1.0098
Triple Number Coastal/Long Distance High1.1359
Triple Number Windward/Leeward Low0.6309
Triple Number Windward/Leeward Medium0.8256
Triple Number Windward/Leeward High0.9404
Coastal/Long Distance0.9292
Predominantly Upwind0.9174
Predominantly Downwind1.0191
For information
General Purpose Handicap (GPH)664.0
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0074
Distanseseilas Trippeltall svak vind0.8063
Distanseseilas Trippeltall mellomvind1.0098
Distanseseilas Trippeltall sterk vind1.1359
Pølsebane Trippeltall svak vind0.6309
Pølsebane Trippeltall mellomvind0.8256
Pølsebane Trippeltall sterk vind0.9404
Motvind Singeltall0.9174
Medvind Singeltall1.0191
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low744.10.8063
Triple Number Coastal/Long Distance Medium594.21.0098
Triple Number Coastal/Long Distance High528.21.1359
Triple Number Windward/Leeward Low951.00.6309
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High638.00.9404
Coastal/Long Distance645.70.9292
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind654.10.9174
Predominantly Downwind588.81.0191
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore567.11.0580
Cape Doctor Coastal481.71.2455
Triple Number Coastal/Long Distance Low744.10.8063
Triple Number Coastal/Long Distance Medium594.21.0098
Triple Number Coastal/Long Distance High528.21.1359
Triple Number Windward/Leeward Low951.00.6309
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High638.00.9404
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8063
Triple Number Coastal/Long Distance Medium1.0098
Triple Number Coastal/Long Distance High1.1359
Triple Number Windward/Leeward Low0.6309
Triple Number Windward/Leeward Medium0.8256
Triple Number Windward/Leeward High0.9404
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8063
Triple Number Coastal/Long Distance Medium1.0098
Triple Number Coastal/Long Distance High1.1359
Triple Number Windward/Leeward Low0.6309
Triple Number Windward/Leeward Medium0.8256
Triple Number Windward/Leeward High0.9404
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance645.70.9292
Triple Number Coastal/Long Distance Low744.10.8063
Triple Number Coastal/Long Distance Medium594.21.0098
Triple Number Coastal/Long Distance High528.21.1359
Triple Number Windward/Leeward Low951.00.6309
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High638.00.9404
Predominantly Upwind654.10.9174
Predominantly Downwind588.81.0191
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.51042.7802.3683.8618.7579.2543.0476.1448.0
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance645.70.9292
Triple Number Coastal/Long Distance Low744.10.8063
Triple Number Coastal/Long Distance Medium594.21.0098
Triple Number Coastal/Long Distance High528.21.1359
Triple Number Windward/Leeward Low951.00.6309
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High638.00.9404
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.51042.7802.3683.8618.7579.2543.0476.1448.0
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP615.80.9744 Predom. Dn High438.91.3669 5B AP M/H538.31.1147 TriNum AP Low744.10.8063 Predom. Rc Low796.30.7535 5B AP High501.21.1971 TriNum AP Med594.21.0097 Predom. Rc L/M621.80.9650 5B SF Bay Low945.80.6344 TriNum AP High528.21.1359 Predom. Rc Med556.11.0789 5B SF Bay L/M788.50.7609 TriNum W/L Low996.00.6024 Predom. Rc M/H503.91.1907 5B SF Bay Med691.60.8676 TriNum W/L Med726.70.8256 Predom. Rc High465.21.2898 5B SF Bay M/H632.20.9491 TriNum W/L Hig638.00.9404 5B W/L Low1113.20.5390 5B SF Bay High585.81.0242 Predom. Upwind679.90.8825 5B W/L L/M824.30.7279 ChiMac Up Low812.20.7387 Predom. Reaching586.81.0226 5B W/L Med716.80.8370 ChiMac Up Med738.10.8129 Predom. Downwind609.50.9845 5B W/L M/H652.50.9195 ChiMac Up High650.70.9220 Predom. Up Low918.10.6535 5B W/L High598.01.0033 ChiMac Off Low761.40.7880 Predom. Up L/M707.80.8478 W/L 60-40 Low1129.30.5313 ChiMac Off Med677.10.8862 Predom. Up Med636.70.9424 W/L 60-40 L/M839.60.7146 ChiMac Off High570.21.0522 Predom. Up M/H598.81.0020 W/L 60-40 Med735.10.8162 ChiMac AP Low783.80.7655 Predom. Up High577.71.0385 W/L 60-40 M/H678.00.8850 ChiMac AP Med705.80.8501 Predom. Dn Low874.60.6861 W/L 60-40 High634.70.9453 ChiMac AP High609.70.9840 Predom. Dn L/M660.90.9078 5B AP Low817.40.7340 BayMac Cove Island896.90.6690 Predom. Dn Med574.41.0446 5B AP L/M660.30.9087 BayMac Shore891.30.6732 Predom. Dn M/H502.81.1933 5B AP Med586.91.0223 Harvest Moon515.31.1644      SA/DSPL Up27.37SA/DSPL Dn67.39
ORC Ref  03190004B7B Issued on 11/02/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
JOKERITA-746J80
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)
ClassJ-80 ODMeasurement02/09/2002HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall8.032Maximum beam2.488Draft1.497Displacement1,437Wetted area11.80IMS L7.196LSM06.802Accomod. length8.032Sink (kg/mm) 9.00
VCGD-0.154VCGM-0.080 RM Rated (kg·m) 27.1Limit of positive stability(°) 112.3 Stability Index 105.4 BLR index 0.0000Default crew weight397 Declared crew weight 350
Centerboard weight0.0List angleCanting keel angle
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P9.144IG9.563ISP10.063MDT10.082MDL10.133MDT20.063MDL20.104TL0.380MW0.133GO0.133
E3.810J2.895BAS1.300FSD0.027SFJSPLWPLTPS4.800BD0.094MWTMCG
PY0.000MDT1Y0.000MDL1Y0.000MDT2Y0.000MDL2Y0.000TLY0.000BASY0.000EY0.000BDY0.000IY0.000EB0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered27.1Flotation Date10/10/2025
SFFP0.177FFM0.877FF0.877LCFcl4.258SG1.0250
SAFP8.015FAM0.627FA0.627LCFsh4.434HBI0.739
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03190004B7B Issued on 11/02/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
JOKERITA-746J80
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.160.791.452.483.2420.9109/10/2025
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.081.482.959.30NoNo 13.9809/10/2025
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA12.209.9011.056.987.3795%64.9909/10/2025
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
ORC Ref  03190004B7B Issued on 11/02/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org