Club
Certificate
2023

Boat

LET IT BE

ITA-17524

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 Angles43.2°41.2°39.6°38.8°38.4°39.0°40.2°
Beat VMG3.193.834.234.404.464.484.43
52°4.855.646.056.246.326.366.36
60°5.095.836.206.396.496.546.57
75°5.245.966.326.556.706.806.90
90°5.135.926.366.626.796.967.20
110°5.045.996.486.817.087.337.71
120°4.895.896.426.787.107.418.05
135°4.455.476.176.576.917.248.00
150°3.794.825.676.246.606.917.57
Run VMG3.284.184.945.576.096.477.06
Gybe Angles146.6°150.5°154.1°162.2°175.4°179.0°179.0°

APH: 628.7

CDL: 7.045

GPH: 701.2

CertNo: 23/2

BOAT
ClassRush 31DesignerHollandBuilderJeanneauAge date02/1982Series date02/1980Offset fileF088.OFFData fileI17524
HULL
Length Overall9.240 mMaximum Beam3.132 mDraft1.654 mDisplacement3,000 kgDLR8.5076IMS DivisionCruiser/RacerDynamic Allowance0.100%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFeathering 2 bladesDiameter0.380m
CREW
Maximum weight360 kgMinimum weight270 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail18.3918.67Headsail Luffed30.5930.59Headsail FlyingSymmetric60.3860.38Asymmetric51.1353.22 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail5.42Storm Jib6.89Heavy Weather Jib18.59
SAIL LIMITS
Headsails1 * Woven polyester sails  Spinnakers4 * Asymmetric may be tacked on the pole
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  03190002E36Issued on 17/03/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
2023

Boat

LET IT BE

ITA-17524

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 VMG1130.2941.0851.5817.5806.5803.2813.0
52°742.5638.1595.3577.1570.0566.4565.9
60°707.0617.2580.8563.3555.0550.7548.3
75°686.7604.2569.3549.9537.1529.1521.5
90°702.1608.5566.4544.0530.2517.5500.1
110°714.1601.0555.9529.0508.4491.4467.0
120°735.9611.7560.5531.1507.3485.7447.2
135°809.2657.6583.9547.7521.3497.2450.0
150°949.8746.4634.8577.1545.3520.9475.8
Run VMG1096.7861.7729.2646.8591.1556.2509.7
Selected Courses
Windward / Leeward1113.4901.3790.4732.2698.8679.7661.3
All purpose862.3715.2644.3608.3587.7573.7555.3
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward764.30.7850
All purpose628.70.9544
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium624.10.9614
Triple Number Coastal/Long Distance High570.31.0521
Triple Number Windward/Leeward Low1007.40.5956
Triple Number Windward/Leeward Medium757.30.7923
Triple Number Windward/Leeward High677.60.8855
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance681.10.8809
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium624.10.9614
Triple Number Coastal/Long Distance High570.31.0521
Triple Number Windward/Leeward Low1007.40.5956
Triple Number Windward/Leeward Medium757.30.7923
Triple Number Windward/Leeward High677.60.8855
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1111.8850.3718.7647.4609.5579.3528.7
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6815
Downwind "popa"0.8414
70% up, 30% down "Ilhabela"0.7227
30% up, 70% down "Ilhabela-inverso"0.7861
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium624.10.9614
Triple Number Coastal/Long Distance High570.31.0521
Triple Number Windward/Leeward Low1007.40.5956
Triple Number Windward/Leeward Medium757.30.7923
Triple Number Windward/Leeward High677.60.8855
Predominantly Upwind679.30.8833
Predominantly Downwind633.50.9471
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low788.70.7607
Triple Number All Purpose Medium624.10.9614
Triple Number All Purpose High570.31.0521
Triple Number Windward/Leeward Low1007.40.5956
Triple Number Windward/Leeward Medium757.30.7923
Triple Number Windward/Leeward High677.60.8855
Predominantly Upwind679.30.8833
Predominantly Downwind633.50.9471
Predominantly Upwind Low873.30.6871
Predominantly Upwind Medium701.90.8548
Predominantly Upwind High672.30.8925
Predominantly Downwind Low860.00.6976
Predominantly Downwind Medium625.90.9586
Predominantly Downwind High531.31.1294
Chicago-Mac Upwind0.8685
Chicago-Mac All Purpose0.8971
Chicago-Mac Downwind0.9316
Bayview-Mac Cove Island0.8408
Bayview-Mac Shore0.8470
Victoria-Maui0.9966
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance681.10.8809
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium624.10.9614
Triple Number Coastal/Long Distance High570.31.0521
Triple Number Windward/Leeward Low1007.40.5956
Triple Number Windward/Leeward Medium757.30.7923
Triple Number Windward/Leeward High677.60.8855
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1111.8850.3718.7647.4609.5579.3528.7
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance681.10.8809
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium624.10.9614
Triple Number Coastal/Long Distance High570.31.0521
Triple Number Windward/Leeward Low1007.40.5956
Triple Number Windward/Leeward Medium757.30.7923
Triple Number Windward/Leeward High677.60.8855
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1111.8850.3718.7647.4609.5579.3528.7
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance681.1
Triple Number Coastal/Long Distance Low788.7
Triple Number Coastal/Long Distance Medium624.1
Triple Number Coastal/Long Distance High570.3
Triple Number Windward/Leeward Low1007.4
Triple Number Windward/Leeward Medium757.3
Triple Number Windward/Leeward High677.6
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1111.8850.3718.7647.4609.5579.3528.7
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance681.10.8809
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium624.10.9614
Triple Number Coastal/Long Distance High570.31.0521
Triple Number Windward/Leeward Low1007.40.5956
Triple Number Windward/Leeward Medium757.30.7923
Triple Number Windward/Leeward High677.60.8855
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1111.8850.3718.7647.4609.5579.3528.7
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)681.10.8809
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium624.10.9614
Triple Number Coastal/Long Distance High570.31.0521
Triple Number Windward/Leeward Low1007.40.5956
Triple Number Windward/Leeward Medium757.30.7923
Triple Number Windward/Leeward High677.60.8855
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1111.8850.3718.7647.4609.5579.3528.7
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium624.10.9614
Triple Number Coastal/Long Distance High570.31.0521
Triple Number Windward/Leeward Low1007.40.5956
Triple Number Windward/Leeward Medium757.30.7923
Triple Number Windward/Leeward High677.60.8855
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7607
Triple Number Coastal/Long Distance Medium0.9614
Triple Number Coastal/Long Distance High1.0521
Triple Number Windward/Leeward Low0.5956
Triple Number Windward/Leeward Medium0.7923
Triple Number Windward/Leeward High0.8855
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1111.8850.3718.7647.4609.5579.3528.7
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance681.10.8809
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium624.10.9614
Triple Number Coastal/Long Distance High570.31.0521
Triple Number Windward/Leeward Low1007.40.5956
Triple Number Windward/Leeward Medium757.30.7923
Triple Number Windward/Leeward High677.60.8855
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1111.8850.3718.7647.4609.5579.3528.7
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium624.10.9614
Triple Number Coastal/Long Distance High570.31.0521
Triple Number Windward/Leeward Low1007.40.5956
Triple Number Windward/Leeward Medium757.30.7923
Triple Number Windward/Leeward High677.60.8855
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance681.10.8809
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium624.10.9614
Triple Number Coastal/Long Distance High570.31.0521
Triple Number Windward/Leeward Low1007.40.5956
Triple Number Windward/Leeward Medium757.30.7923
Triple Number Windward/Leeward High677.60.8855
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1111.8850.3718.7647.4609.5579.3528.7
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low1007.40.5956
Triple Number Windward/Leeward Medium757.30.7923
Triple Number Windward/Leeward High677.60.8855
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1111.8850.3718.7647.4609.5579.3528.7
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low788.7
Triple Number Coastal/Long Distance Medium624.1
Triple Number Coastal/Long Distance High570.3
Triple Number Windward/Leeward Low1007.4
Triple Number Windward/Leeward Medium757.3
Triple Number Windward/Leeward High677.6
Predominantly Upwind679.3
Predominantly Downwind633.5
Predominantly Reaching611.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance681.10.8809
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium624.10.9614
Triple Number Coastal/Long Distance High570.31.0521
Triple Number Windward/Leeward Low1007.40.5956
Triple Number Windward/Leeward Medium757.30.7923
Triple Number Windward/Leeward High677.60.8855
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1111.8850.3718.7647.4609.5579.3528.7
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7607
Triple Number Coastal/Long Distance Medium0.9614
Triple Number Coastal/Long Distance High1.0521
Triple Number Windward/Leeward Low0.5956
Triple Number Windward/Leeward Medium0.7923
Triple Number Windward/Leeward High0.8855
Coastal/Long Distance0.8809
Predominantly Upwind0.8833
Predominantly Downwind0.9471
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7607
Tretall Distanseseilas Mellomvind0.9614
Tretall Distanseseilas Mye vind1.0521
Tretall Pølsebane Lite vind0.5956
Tretall Pølsebane Mellomvind0.7923
Tretall Pølsebane Mye vind0.8855
Distanseseilas ett tall (OSN 8-16kn)0.8809
Distanseseilas ett tall (APH 6-20kn)0.9544
Enkeltall Motvind0.8833
Enkeltall Medvind0.9471
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium624.10.9614
Triple Number Coastal/Long Distance High570.31.0521
Triple Number Windward/Leeward Low1007.40.5956
Triple Number Windward/Leeward Medium757.30.7923
Triple Number Windward/Leeward High677.60.8855
Coastal/Long Distance681.10.8809
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind679.30.8833
Predominantly Downwind633.50.9471
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore666.80.8998
Cape Doctor Coastal560.81.0699
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium624.10.9614
Triple Number Coastal/Long Distance High570.31.0521
Triple Number Windward/Leeward Low1007.40.5956
Triple Number Windward/Leeward Medium757.30.7923
Triple Number Windward/Leeward High677.60.8855
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7607
Triple Number Coastal/Long Distance Medium0.9614
Triple Number Coastal/Long Distance High1.0521
Triple Number Windward/Leeward Low0.5956
Triple Number Windward/Leeward Medium0.7923
Triple Number Windward/Leeward High0.8855
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7607
Triple Number Coastal/Long Distance Medium0.9614
Triple Number Coastal/Long Distance High1.0521
Triple Number Windward/Leeward Low0.5956
Triple Number Windward/Leeward Medium0.7923
Triple Number Windward/Leeward High0.8855
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance681.10.8809
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium624.10.9614
Triple Number Coastal/Long Distance High570.31.0521
Triple Number Windward/Leeward Low1007.40.5956
Triple Number Windward/Leeward Medium757.30.7923
Triple Number Windward/Leeward High677.60.8855
Predominantly Upwind679.30.8833
Predominantly Downwind633.50.9471
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1111.8850.3718.7647.4609.5579.3528.7
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance681.10.8809
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium624.10.9614
Triple Number Coastal/Long Distance High570.31.0521
Triple Number Windward/Leeward Low1007.40.5956
Triple Number Windward/Leeward Medium757.30.7923
Triple Number Windward/Leeward High677.60.8855
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1111.8850.3718.7647.4609.5579.3528.7
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low788.70.7607
Triple Number All Purpose Medium624.10.9614
Triple Number All Purpose High570.31.0521
Triple Number Windward/Leeward Low1007.40.5956
Triple Number Windward/Leeward Medium757.30.7923
Triple Number Windward/Leeward High677.60.8855
Predominantly Upwind679.30.8833
Predominantly Downwind633.50.9471
Predominantly Upwind Low873.30.6871
Predominantly Upwind Medium701.90.8548
Predominantly Upwind High672.30.8925
Predominantly Downwind Low860.00.6976
Predominantly Downwind Medium625.90.9586
Predominantly Downwind High531.31.1294
Chicago-Mac Upwind0.8685
Chicago-Mac All Purpose0.8971
Chicago-Mac Downwind0.9316
Bayview-Mac Cove Island0.8408
Bayview-Mac Shore0.8470
Harvest Moon Regatta550.41.0902
Victoria-Maui0.9966
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy667.10.8995
San Francisco Bay Medium752.20.7977
Predominantly Reaching1.0010
Predominantly Reaching Low0.8348
Predominantly Reaching Medium1.0117
Predominantly Reaching High1.1241
Windward/Leeward 60-40 Low1013.00.5923
Windward/Leeward 60-40 Medium784.20.7651
Windward/Leeward 60-40 High721.80.8312
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1097.10.5469
5-Band Low / Medium924.10.6493
5-Band Medium745.90.8044
5-Band Medium / High684.20.8769
5-Band High664.50.9029
ORC Ref  03190002E36Issued on 17/03/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
2023

Boat

LET IT BE

ITA-17524

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)
ClassRush 31Measurement29/01/2016HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA9.240Max. Beam3.132Draft1.654Displacement3,000Wetted area16.74IMS L7.417LSM07.064Acc. length9.240Sink (kg/mm) 12.03
VCGD0.000VCGM0.002RM Rated (kg·m) 58.0Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFeathering 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.380PBW0.102PIPA0.0040
PSD0.025PHD0.045PHL0.107
PSA23.4°ESL0.890
ST10.025ST20.087ST30.087
ST40.050ST50.203
RIG
Forestay tensionAftInner stayFixedCarbon mastNoHeadsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays1Spreaders2Rotating mastNo
P10.010IG11.570ISP11.606MDT10.110MDL10.160MDT20.110MDL20.160TLMW0.160GO0.210
E3.090J3.620BAS1.460FSDNo FoilSFJ0.007SPL3.770WPLTPS4.320BD0.075MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.000Flotation Date09/04/2019MeasurerComment
SFFP0.965FFMFF1.194LCFcl4.936SG1.0250
SAFP8.556FAMFA0.907LCFsh5.175HBI1.056
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03190002E36Issued on 17/03/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
2023

Boat

LET IT BE

ITA-17524

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.130.631.142.002.6018.3909/04/2019
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.090.671.292.573.945.3811.60NoNo 30.5909/04/2019
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentA11.4011.4011.406.386.2660.3809/04/2019
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA11.009.8010.406.005.50109%51.1309/04/2019
ORC Ref  03190002E36Issued on 17/03/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org