International
Certificate
2023

Boat

CHESTRESS

ITA-14339

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 Angles42.4°40.6°38.8°38.1°37.6°37.8°38.2°
Beat VMG3.684.454.915.105.195.245.26
52°5.576.516.987.177.267.317.36
60°5.836.717.147.357.457.517.58
75°5.996.837.267.537.717.827.95
90°5.866.807.267.587.848.058.34
110°5.886.967.507.868.118.338.71
120°5.746.877.477.918.308.669.22
135°5.156.397.197.688.158.629.79
150°4.375.526.497.137.507.828.50
Run VMG3.794.785.626.186.506.997.72
Gybe Angles144.2°147.8°148.7°150.1°150.5°173.6°175.7°

APH: 546.5

CDL: 9.283

GPH: 609.0

CertNo: 23/1

BOAT
ClassJ-109DesignerJohnstoneBuilderJ-CompositeAge date03/2003Series date09/2001Offset fileF199.OFFData fileI14339
HULL
Length Overall10.757 mMaximum Beam3.524 mDraft2.139 mDisplacement5,157 kgDLR6.3202IMS DivisionCruiser/RacerDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.380m
CREW
Maximum weight530 kgMinimum weight398 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail36.5637.33Headsail Luffed39.7239.72Headsail FlyingSymmetricAsymmetric115.17115.17 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail10.78Storm Jib10.23Heavy Weather Jib27.61
SAIL LIMITS
Headsails5  Spinnakers4
STABILITY
Righting Moment118.6 kg·mStability Index117.2
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  03190002HUHIssued on 14/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

CHESTRESS

ITA-14339

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 VMG977.4809.6733.5706.1693.4686.6684.8
52°646.9553.0515.9502.1495.8492.2489.0
60°617.6536.7504.1490.0483.4479.2475.0
75°601.0527.2495.7478.3467.2460.5452.6
90°614.6529.6495.9475.1459.3447.0431.5
110°612.3517.0480.1458.0443.6432.4413.3
120°627.4524.1482.0455.2433.6415.5390.7
135°699.2563.3500.9468.6441.9417.8367.7
150°823.6651.8554.8504.7480.1460.4423.3
Run VMG951.0752.6640.6582.6554.1515.2466.5
Selected Courses
Windward / Leeward964.2781.1687.0644.3623.8600.9575.6
All purpose747.1618.9558.7529.8513.3499.1479.5
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward670.70.8946
All purpose546.51.0980
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low683.00.8785
Triple Number Coastal/Long Distance Medium542.71.1055
Triple Number Coastal/Long Distance High495.31.2114
Triple Number Windward/Leeward Low872.60.6876
Triple Number Windward/Leeward Medium664.80.9025
Triple Number Windward/Leeward High597.11.0048
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance592.31.0130
Triple Number Coastal/Long Distance Low683.00.8785
Triple Number Coastal/Long Distance Medium542.71.1055
Triple Number Coastal/Long Distance High495.31.2114
Triple Number Windward/Leeward Low872.60.6876
Triple Number Windward/Leeward Medium664.80.9025
Triple Number Windward/Leeward High597.11.0048
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance962.9737.0624.2564.2532.5503.9460.2
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7937
Downwind "popa"0.9411
70% up, 30% down "Ilhabela"0.8329
30% up, 70% down "Ilhabela-inverso"0.8915
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low683.00.8785
Triple Number Coastal/Long Distance Medium542.71.1055
Triple Number Coastal/Long Distance High495.31.2114
Triple Number Windward/Leeward Low872.60.6876
Triple Number Windward/Leeward Medium664.80.9025
Triple Number Windward/Leeward High597.11.0048
Predominantly Upwind588.41.0198
Predominantly Downwind552.61.0859
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low683.00.8785
Triple Number All Purpose Medium542.71.1055
Triple Number All Purpose High495.31.2114
Triple Number Windward/Leeward Low872.60.6876
Triple Number Windward/Leeward Medium664.80.9025
Triple Number Windward/Leeward High597.11.0048
Predominantly Upwind588.41.0198
Predominantly Downwind552.61.0859
Predominantly Upwind Low755.70.7939
Predominantly Upwind Medium607.60.9875
Predominantly Upwind High577.21.0395
Predominantly Downwind Low746.10.8041
Predominantly Downwind Medium550.31.0903
Predominantly Downwind High470.31.2757
Chicago-Mac Upwind1.0034
Chicago-Mac All Purpose1.0329
Chicago-Mac Downwind1.0685
Bayview-Mac Cove Island0.9681
Bayview-Mac Shore0.9764
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching519.41.1551
Predominantly Reaching Low622.90.9632
Predominantly Reaching Medium514.11.1671
Predominantly Reaching High458.31.3093
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low950.10.6315
5-Band Low / Medium801.80.7483
5-Band Medium655.80.9149
5-Band Medium / High604.30.9929
5-Band High580.01.0345
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance592.31.0130
Triple Number Coastal/Long Distance Low683.00.8785
Triple Number Coastal/Long Distance Medium542.71.1055
Triple Number Coastal/Long Distance High495.31.2114
Triple Number Windward/Leeward Low872.60.6876
Triple Number Windward/Leeward Medium664.80.9025
Triple Number Windward/Leeward High597.11.0048
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance962.9737.0624.2564.2532.5503.9460.2
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance592.31.0130
Triple Number Coastal/Long Distance Low683.00.8785
Triple Number Coastal/Long Distance Medium542.71.1055
Triple Number Coastal/Long Distance High495.31.2114
Triple Number Windward/Leeward Low872.60.6876
Triple Number Windward/Leeward Medium664.80.9025
Triple Number Windward/Leeward High597.11.0048
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance962.9737.0624.2564.2532.5503.9460.2
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance592.3
Triple Number Coastal/Long Distance Low683.0
Triple Number Coastal/Long Distance Medium542.7
Triple Number Coastal/Long Distance High495.3
Triple Number Windward/Leeward Low872.6
Triple Number Windward/Leeward Medium664.8
Triple Number Windward/Leeward High597.1
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance962.9737.0624.2564.2532.5503.9460.2
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance592.31.0130
Triple Number Coastal/Long Distance Low683.00.8785
Triple Number Coastal/Long Distance Medium542.71.1055
Triple Number Coastal/Long Distance High495.31.2114
Triple Number Windward/Leeward Low872.60.6876
Triple Number Windward/Leeward Medium664.80.9025
Triple Number Windward/Leeward High597.11.0048
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance962.9737.0624.2564.2532.5503.9460.2
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)592.31.0130
Triple Number Coastal/Long Distance Low683.00.8785
Triple Number Coastal/Long Distance Medium542.71.1055
Triple Number Coastal/Long Distance High495.31.2114
Triple Number Windward/Leeward Low872.60.6876
Triple Number Windward/Leeward Medium664.80.9025
Triple Number Windward/Leeward High597.11.0048
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance962.9737.0624.2564.2532.5503.9460.2
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low683.00.8785
Triple Number Coastal/Long Distance Medium542.71.1055
Triple Number Coastal/Long Distance High495.31.2114
Triple Number Windward/Leeward Low872.60.6876
Triple Number Windward/Leeward Medium664.80.9025
Triple Number Windward/Leeward High597.11.0048
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8785
Triple Number Coastal/Long Distance Medium1.1055
Triple Number Coastal/Long Distance High1.2114
Triple Number Windward/Leeward Low0.6876
Triple Number Windward/Leeward Medium0.9025
Triple Number Windward/Leeward High1.0048
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance962.9737.0624.2564.2532.5503.9460.2
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance592.31.0130
Triple Number Coastal/Long Distance Low683.00.8785
Triple Number Coastal/Long Distance Medium542.71.1055
Triple Number Coastal/Long Distance High495.31.2114
Triple Number Windward/Leeward Low872.60.6876
Triple Number Windward/Leeward Medium664.80.9025
Triple Number Windward/Leeward High597.11.0048
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance962.9737.0624.2564.2532.5503.9460.2
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low683.00.8785
Triple Number Coastal/Long Distance Medium542.71.1055
Triple Number Coastal/Long Distance High495.31.2114
Triple Number Windward/Leeward Low872.60.6876
Triple Number Windward/Leeward Medium664.80.9025
Triple Number Windward/Leeward High597.11.0048
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance592.31.0130
Triple Number Coastal/Long Distance Low683.00.8785
Triple Number Coastal/Long Distance Medium542.71.1055
Triple Number Coastal/Long Distance High495.31.2114
Triple Number Windward/Leeward Low872.60.6876
Triple Number Windward/Leeward Medium664.80.9025
Triple Number Windward/Leeward High597.11.0048
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance962.9737.0624.2564.2532.5503.9460.2
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low872.60.6876
Triple Number Windward/Leeward Medium664.80.9025
Triple Number Windward/Leeward High597.11.0048
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance962.9737.0624.2564.2532.5503.9460.2
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low683.0
Triple Number Coastal/Long Distance Medium542.7
Triple Number Coastal/Long Distance High495.3
Triple Number Windward/Leeward Low872.6
Triple Number Windward/Leeward Medium664.8
Triple Number Windward/Leeward High597.1
Predominantly Upwind588.4
Predominantly Downwind552.6
Predominantly Reaching530.7
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance592.31.0130
Triple Number Coastal/Long Distance Low683.00.8785
Triple Number Coastal/Long Distance Medium542.71.1055
Triple Number Coastal/Long Distance High495.31.2114
Triple Number Windward/Leeward Low872.60.6876
Triple Number Windward/Leeward Medium664.80.9025
Triple Number Windward/Leeward High597.11.0048
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance962.9737.0624.2564.2532.5503.9460.2
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8785
Triple Number Coastal/Long Distance Medium1.1055
Triple Number Coastal/Long Distance High1.2114
Triple Number Windward/Leeward Low0.6876
Triple Number Windward/Leeward Medium0.9025
Triple Number Windward/Leeward High1.0048
Coastal/Long Distance1.0130
Predominantly Upwind1.0198
Predominantly Downwind1.0859
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8785
Tretall Distanseseilas Mellomvind1.1055
Tretall Distanseseilas Mye vind1.2114
Tretall Pølsebane Lite vind0.6876
Tretall Pølsebane Mellomvind0.9025
Tretall Pølsebane Mye vind1.0048
Distanseseilas ett tall (OSN 8-16kn)1.0130
Distanseseilas ett tall (APH 6-20kn)1.0980
Enkeltall Motvind1.0198
Enkeltall Medvind1.0859
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low683.00.8785
Triple Number Coastal/Long Distance Medium542.71.1055
Triple Number Coastal/Long Distance High495.31.2114
Triple Number Windward/Leeward Low872.60.6876
Triple Number Windward/Leeward Medium664.80.9025
Triple Number Windward/Leeward High597.11.0048
Coastal/Long Distance592.31.0130
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind588.41.0198
Predominantly Downwind552.61.0859
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore583.21.0288
Cape Doctor Coastal485.41.2362
Triple Number Coastal/Long Distance Low683.00.8785
Triple Number Coastal/Long Distance Medium542.71.1055
Triple Number Coastal/Long Distance High495.31.2114
Triple Number Windward/Leeward Low872.60.6876
Triple Number Windward/Leeward Medium664.80.9025
Triple Number Windward/Leeward High597.11.0048
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8785
Triple Number Coastal/Long Distance Medium1.1055
Triple Number Coastal/Long Distance High1.2114
Triple Number Windward/Leeward Low0.6876
Triple Number Windward/Leeward Medium0.9025
Triple Number Windward/Leeward High1.0048
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8785
Triple Number Coastal/Long Distance Medium1.1055
Triple Number Coastal/Long Distance High1.2114
Triple Number Windward/Leeward Low0.6876
Triple Number Windward/Leeward Medium0.9025
Triple Number Windward/Leeward High1.0048
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance592.31.0130
Triple Number Coastal/Long Distance Low683.00.8785
Triple Number Coastal/Long Distance Medium542.71.1055
Triple Number Coastal/Long Distance High495.31.2114
Triple Number Windward/Leeward Low872.60.6876
Triple Number Windward/Leeward Medium664.80.9025
Triple Number Windward/Leeward High597.11.0048
Predominantly Upwind588.41.0198
Predominantly Downwind552.61.0859
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance962.9737.0624.2564.2532.5503.9460.2
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance592.31.0130
Triple Number Coastal/Long Distance Low683.00.8785
Triple Number Coastal/Long Distance Medium542.71.1055
Triple Number Coastal/Long Distance High495.31.2114
Triple Number Windward/Leeward Low872.60.6876
Triple Number Windward/Leeward Medium664.80.9025
Triple Number Windward/Leeward High597.11.0048
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance962.9737.0624.2564.2532.5503.9460.2
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low683.00.8785
Triple Number All Purpose Medium542.71.1055
Triple Number All Purpose High495.31.2114
Triple Number Windward/Leeward Low872.60.6876
Triple Number Windward/Leeward Medium664.80.9025
Triple Number Windward/Leeward High597.11.0048
Predominantly Upwind588.41.0198
Predominantly Downwind552.61.0859
Predominantly Upwind Low755.70.7939
Predominantly Upwind Medium607.60.9875
Predominantly Upwind High577.21.0395
Predominantly Downwind Low746.10.8041
Predominantly Downwind Medium550.31.0903
Predominantly Downwind High470.31.2757
Chicago-Mac Upwind1.0034
Chicago-Mac All Purpose1.0329
Chicago-Mac Downwind1.0685
Bayview-Mac Cove Island0.9681
Bayview-Mac Shore0.9764
Harvest Moon Regatta479.71.2509
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy579.71.0351
San Francisco Bay Medium652.90.9189
Predominantly Reaching519.41.1551
Predominantly Reaching Low622.90.9632
Predominantly Reaching Medium514.11.1671
Predominantly Reaching High458.31.3093
Windward/Leeward 60-40 Low876.80.6843
Windward/Leeward 60-40 Medium683.80.8774
Windward/Leeward 60-40 High627.90.9555
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low950.10.6315
5-Band Low / Medium801.80.7483
5-Band Medium655.80.9149
5-Band Medium / High604.30.9929
5-Band High580.01.0345
ORC Ref  03190002HUHIssued on 14/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

CHESTRESS

ITA-14339

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-109Measurement14/05/2019HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA10.757Max. Beam3.524Draft2.139Displacement5,157Wetted area24.81IMS L9.621LSM09.344Acc. length10.757Sink (kg/mm) 18.27
VCGD0.049VCGM0.013RM Rated (kg·m) 118.6Limit of positive stability(°) 117.4Stability Index117.2
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.380PBW0.100PIPA0.0033
EDL1.650ST10.048ST20.170
ST30.170ST40.098ST50.330
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P13.100IG14.300ISP14.700MDT10.105MDL10.188MDT20.105MDL20.153TL1.100MW0.160GO0.160
E4.700J4.050BAS1.640FSD0.029SFJSPL0.000WPLTPS5.600BD0.161MWT148.50MCG5.350
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date26/06/2018MeasurerFIV-122Comment
SFFP0.420FFM1.225FF1.225LCFcl5.876SG1.0260
SAFP10.254FAM1.016FA1.016LCFsh6.129HBI1.088
W185.0W285.0W385.0W485.0
PD1601.4PD2600.3PD3602.0PD4601.7
WD10.600PLM9000.00GSA1.0RSA1.0RM118.0
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGAinoxWater15005.000.00BinoxFuel8508.000.00Total deductible0
OTHER ITEMSIdKindDescriptionWeightLCGVCGABattery2x95 Ah05.000.00AEngineVolvo 20 hpTotal deductible0
ORC Ref  03190002HUHIssued on 14/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

CHESTRESS

ITA-14339

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.150.981.783.053.9036.5626/06/2018
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentB0.100.771.452.864.335.8413.68NoNo 39.7214/05/2019A0.000.681.342.734.305.7313.78NoNo 38.8926/06/2018
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentC16.6114.4915.558.918.80101%115.1729/09/2021B16.6413.8015.228.008.5094%102.7323/03/2018
ORC Ref  03190002HUHIssued on 14/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org