International
Certificate
2023

Boat

ESSENZIALE

ITA-99001

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°39.9°38.8°39.0°39.0°39.4°40.0°
Beat VMG4.024.724.975.085.145.155.12
52°6.086.907.157.287.357.407.39
60°6.387.157.407.557.667.737.75
75°6.577.347.768.008.178.308.44
90°6.457.297.898.368.678.919.21
110°6.487.457.948.368.759.3210.41
120°6.347.438.178.709.229.7510.80
135°5.717.017.858.749.8010.7912.35
150°4.816.087.067.818.599.6412.49
Run VMG4.175.276.126.777.448.3510.82
Gybe Angles143.0°146.0°151.0°150.1°146.9°145.6°145.6°

APH: 512.2

CDL: 9.057

GPH: 568.1

CertNo: 23/1

BOAT
ClassEsse 990 mod.DesignerFelciBuilderProteus YachtsAge date07/2010Series date04/2008Offset fileS990-ITA99001.offData fileI99001
HULL
Length Overall9.985 mMaximum Beam2.554 mDraft2.106 mDisplacement2,378 kgDLR3.4297IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.320m
CREW
Maximum weight420 kgMinimum weight315 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail36.3137.31Headsail Luffed26.5126.51Headsail FlyingSymmetricAsymmetric107.38107.38 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail9.98Storm Jib8.46Heavy Weather Jib22.83
SAIL LIMITS
Headsails5  Spinnakers4
STABILITY
Righting Moment75.9 kg·mStability Index131.3
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  03190002JLSIssued on 27/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

ESSENZIALE

ITA-99001

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 VMG894.7762.8724.9708.5700.7698.6703.4
52°591.7521.6503.5494.7489.5486.6487.5
60°564.2503.6486.3476.5470.1465.9464.5
75°547.9490.4463.7450.0440.7433.9426.7
90°557.8493.9456.5430.4415.4404.2390.7
110°555.9483.5453.5430.8411.5386.2345.8
120°568.0484.6440.6413.8390.5369.1333.4
135°630.0513.4458.4411.7367.4333.6291.5
150°747.7591.8509.9460.9418.9373.4288.2
Run VMG863.4683.4588.3532.1483.7431.2332.8
Selected Courses
Windward / Leeward879.0723.1656.6620.3592.2564.9518.1
All purpose680.1574.6529.7502.4481.2461.9432.3
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward634.50.9456
All purpose512.21.1715
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low627.40.9564
Triple Number Coastal/Long Distance Medium512.21.1714
Triple Number Coastal/Long Distance High455.61.3169
Triple Number Windward/Leeward Low801.10.7490
Triple Number Windward/Leeward Medium633.90.9465
Triple Number Windward/Leeward High554.21.0827
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.21.0787
Triple Number Coastal/Long Distance Low627.40.9564
Triple Number Coastal/Long Distance Medium512.21.1714
Triple Number Coastal/Long Distance High455.61.3169
Triple Number Windward/Leeward Low801.10.7490
Triple Number Windward/Leeward Medium633.90.9465
Triple Number Windward/Leeward High554.21.0827
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance877.5682.2593.4538.1501.0466.5410.0
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8087
Downwind "popa"1.0728
70% up, 30% down "Ilhabela"0.8732
30% up, 70% down "Ilhabela-inverso"0.9771
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low627.40.9564
Triple Number Coastal/Long Distance Medium512.21.1714
Triple Number Coastal/Long Distance High455.61.3169
Triple Number Windward/Leeward Low801.10.7490
Triple Number Windward/Leeward Medium633.90.9465
Triple Number Windward/Leeward High554.21.0827
Predominantly Upwind562.41.0668
Predominantly Downwind501.91.1954
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low627.40.9564
Triple Number All Purpose Medium512.21.1714
Triple Number All Purpose High455.61.3169
Triple Number Windward/Leeward Low801.10.7490
Triple Number Windward/Leeward Medium633.90.9465
Triple Number Windward/Leeward High554.21.0827
Predominantly Upwind562.41.0668
Predominantly Downwind501.91.1954
Predominantly Upwind Low697.70.8600
Predominantly Upwind Medium592.81.0121
Predominantly Upwind High571.11.0506
Predominantly Downwind Low680.50.8817
Predominantly Downwind Medium498.31.2042
Predominantly Downwind High391.81.5314
Chicago-Mac Upwind1.0483
Chicago-Mac All Purpose1.1057
Chicago-Mac Downwind1.1717
Bayview-Mac Cove Island1.0430
Bayview-Mac Shore1.0459
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching477.71.2560
Predominantly Reaching Low571.11.0507
Predominantly Reaching Medium474.51.2646
Predominantly Reaching High410.81.4607
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low867.00.6920
5-Band Low / Medium744.40.8060
5-Band Medium625.50.9592
5-Band Medium / High566.31.0595
5-Band High526.21.1402
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.21.0787
Triple Number Coastal/Long Distance Low627.40.9564
Triple Number Coastal/Long Distance Medium512.21.1714
Triple Number Coastal/Long Distance High455.61.3169
Triple Number Windward/Leeward Low801.10.7490
Triple Number Windward/Leeward Medium633.90.9465
Triple Number Windward/Leeward High554.21.0827
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance877.5682.2593.4538.1501.0466.5410.0
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.21.0787
Triple Number Coastal/Long Distance Low627.40.9564
Triple Number Coastal/Long Distance Medium512.21.1714
Triple Number Coastal/Long Distance High455.61.3169
Triple Number Windward/Leeward Low801.10.7490
Triple Number Windward/Leeward Medium633.90.9465
Triple Number Windward/Leeward High554.21.0827
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance877.5682.2593.4538.1501.0466.5410.0
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance556.2
Triple Number Coastal/Long Distance Low627.4
Triple Number Coastal/Long Distance Medium512.2
Triple Number Coastal/Long Distance High455.6
Triple Number Windward/Leeward Low801.1
Triple Number Windward/Leeward Medium633.9
Triple Number Windward/Leeward High554.2
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance877.5682.2593.4538.1501.0466.5410.0
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.21.0787
Triple Number Coastal/Long Distance Low627.40.9564
Triple Number Coastal/Long Distance Medium512.21.1714
Triple Number Coastal/Long Distance High455.61.3169
Triple Number Windward/Leeward Low801.10.7490
Triple Number Windward/Leeward Medium633.90.9465
Triple Number Windward/Leeward High554.21.0827
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance877.5682.2593.4538.1501.0466.5410.0
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)556.21.0787
Triple Number Coastal/Long Distance Low627.40.9564
Triple Number Coastal/Long Distance Medium512.21.1714
Triple Number Coastal/Long Distance High455.61.3169
Triple Number Windward/Leeward Low801.10.7490
Triple Number Windward/Leeward Medium633.90.9465
Triple Number Windward/Leeward High554.21.0827
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance877.5682.2593.4538.1501.0466.5410.0
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low627.40.9564
Triple Number Coastal/Long Distance Medium512.21.1714
Triple Number Coastal/Long Distance High455.61.3169
Triple Number Windward/Leeward Low801.10.7490
Triple Number Windward/Leeward Medium633.90.9465
Triple Number Windward/Leeward High554.21.0827
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9564
Triple Number Coastal/Long Distance Medium1.1714
Triple Number Coastal/Long Distance High1.3169
Triple Number Windward/Leeward Low0.7490
Triple Number Windward/Leeward Medium0.9465
Triple Number Windward/Leeward High1.0827
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance877.5682.2593.4538.1501.0466.5410.0
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.21.0787
Triple Number Coastal/Long Distance Low627.40.9564
Triple Number Coastal/Long Distance Medium512.21.1714
Triple Number Coastal/Long Distance High455.61.3169
Triple Number Windward/Leeward Low801.10.7490
Triple Number Windward/Leeward Medium633.90.9465
Triple Number Windward/Leeward High554.21.0827
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance877.5682.2593.4538.1501.0466.5410.0
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low627.40.9564
Triple Number Coastal/Long Distance Medium512.21.1714
Triple Number Coastal/Long Distance High455.61.3169
Triple Number Windward/Leeward Low801.10.7490
Triple Number Windward/Leeward Medium633.90.9465
Triple Number Windward/Leeward High554.21.0827
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.21.0787
Triple Number Coastal/Long Distance Low627.40.9564
Triple Number Coastal/Long Distance Medium512.21.1714
Triple Number Coastal/Long Distance High455.61.3169
Triple Number Windward/Leeward Low801.10.7490
Triple Number Windward/Leeward Medium633.90.9465
Triple Number Windward/Leeward High554.21.0827
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance877.5682.2593.4538.1501.0466.5410.0
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low801.10.7490
Triple Number Windward/Leeward Medium633.90.9465
Triple Number Windward/Leeward High554.21.0827
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance877.5682.2593.4538.1501.0466.5410.0
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low627.4
Triple Number Coastal/Long Distance Medium512.2
Triple Number Coastal/Long Distance High455.6
Triple Number Windward/Leeward Low801.1
Triple Number Windward/Leeward Medium633.9
Triple Number Windward/Leeward High554.2
Predominantly Upwind562.4
Predominantly Downwind501.9
Predominantly Reaching484.7
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.21.0787
Triple Number Coastal/Long Distance Low627.40.9564
Triple Number Coastal/Long Distance Medium512.21.1714
Triple Number Coastal/Long Distance High455.61.3169
Triple Number Windward/Leeward Low801.10.7490
Triple Number Windward/Leeward Medium633.90.9465
Triple Number Windward/Leeward High554.21.0827
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance877.5682.2593.4538.1501.0466.5410.0
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9564
Triple Number Coastal/Long Distance Medium1.1714
Triple Number Coastal/Long Distance High1.3169
Triple Number Windward/Leeward Low0.7490
Triple Number Windward/Leeward Medium0.9465
Triple Number Windward/Leeward High1.0827
Coastal/Long Distance1.0787
Predominantly Upwind1.0668
Predominantly Downwind1.1954
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.9564
Tretall Distanseseilas Mellomvind1.1714
Tretall Distanseseilas Mye vind1.3169
Tretall Pølsebane Lite vind0.7490
Tretall Pølsebane Mellomvind0.9465
Tretall Pølsebane Mye vind1.0827
Distanseseilas ett tall (OSN 8-16kn)1.0787
Distanseseilas ett tall (APH 6-20kn)1.1715
Enkeltall Motvind1.0668
Enkeltall Medvind1.1954
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low627.40.9564
Triple Number Coastal/Long Distance Medium512.21.1714
Triple Number Coastal/Long Distance High455.61.3169
Triple Number Windward/Leeward Low801.10.7490
Triple Number Windward/Leeward Medium633.90.9465
Triple Number Windward/Leeward High554.21.0827
Coastal/Long Distance556.21.0787
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind562.41.0668
Predominantly Downwind501.91.1954
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore532.21.1275
Cape Doctor Coastal441.21.3600
Triple Number Coastal/Long Distance Low627.40.9564
Triple Number Coastal/Long Distance Medium512.21.1714
Triple Number Coastal/Long Distance High455.61.3169
Triple Number Windward/Leeward Low801.10.7490
Triple Number Windward/Leeward Medium633.90.9465
Triple Number Windward/Leeward High554.21.0827
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9564
Triple Number Coastal/Long Distance Medium1.1714
Triple Number Coastal/Long Distance High1.3169
Triple Number Windward/Leeward Low0.7490
Triple Number Windward/Leeward Medium0.9465
Triple Number Windward/Leeward High1.0827
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9564
Triple Number Coastal/Long Distance Medium1.1714
Triple Number Coastal/Long Distance High1.3169
Triple Number Windward/Leeward Low0.7490
Triple Number Windward/Leeward Medium0.9465
Triple Number Windward/Leeward High1.0827
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.21.0787
Triple Number Coastal/Long Distance Low627.40.9564
Triple Number Coastal/Long Distance Medium512.21.1714
Triple Number Coastal/Long Distance High455.61.3169
Triple Number Windward/Leeward Low801.10.7490
Triple Number Windward/Leeward Medium633.90.9465
Triple Number Windward/Leeward High554.21.0827
Predominantly Upwind562.41.0668
Predominantly Downwind501.91.1954
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance877.5682.2593.4538.1501.0466.5410.0
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.21.0787
Triple Number Coastal/Long Distance Low627.40.9564
Triple Number Coastal/Long Distance Medium512.21.1714
Triple Number Coastal/Long Distance High455.61.3169
Triple Number Windward/Leeward Low801.10.7490
Triple Number Windward/Leeward Medium633.90.9465
Triple Number Windward/Leeward High554.21.0827
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance877.5682.2593.4538.1501.0466.5410.0
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low627.40.9564
Triple Number All Purpose Medium512.21.1714
Triple Number All Purpose High455.61.3169
Triple Number Windward/Leeward Low801.10.7490
Triple Number Windward/Leeward Medium633.90.9465
Triple Number Windward/Leeward High554.21.0827
Predominantly Upwind562.41.0668
Predominantly Downwind501.91.1954
Predominantly Upwind Low697.70.8600
Predominantly Upwind Medium592.81.0121
Predominantly Upwind High571.11.0506
Predominantly Downwind Low680.50.8817
Predominantly Downwind Medium498.31.2042
Predominantly Downwind High391.81.5314
Chicago-Mac Upwind1.0483
Chicago-Mac All Purpose1.1057
Chicago-Mac Downwind1.1717
Bayview-Mac Cove Island1.0430
Bayview-Mac Shore1.0459
Harvest Moon Regatta430.31.3943
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy541.81.1073
San Francisco Bay Medium618.60.9699
Predominantly Reaching477.71.2560
Predominantly Reaching Low571.11.0507
Predominantly Reaching Medium474.51.2646
Predominantly Reaching High410.81.4607
Windward/Leeward 60-40 Low806.60.7438
Windward/Leeward 60-40 Medium662.00.9063
Windward/Leeward 60-40 High604.10.9932
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low867.00.6920
5-Band Low / Medium744.40.8060
5-Band Medium625.50.9592
5-Band Medium / High566.31.0595
5-Band High526.21.1402
ORC Ref  03190002JLSIssued on 27/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

ESSENZIALE

ITA-99001

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)
ClassEsse 990 mod.Measurement03/02/2022HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA9.985Max. Beam2.554Draft2.106Displacement2,378Wetted area18.37IMS L9.228LSM08.851Acc. length8.300Sink (kg/mm) 14.37
VCGD-0.274VCGM-0.267RM Rated (kg·m) 75.9Limit of positive stability(°) 130.7Stability Index131.3
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.320PBW0.085PIPA0.0016
EDL1.640ST10.030ST20.160
ST30.200ST40.072ST50.210
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P12.900IG12.938ISP14.495MDT10.094MDL10.196MDT20.072MDL20.183TL1.560MW0.223GO0.241
E4.420J3.630BAS1.460FSD0.030SFJ0.270SPLWPLTPS5.620BD0.220MWT88.00MCG4.400
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date03/02/2022MeasurerFIV-120Comment
SFFP0.700FFM0.999FF1.004LCFcl5.270SG1.0000
SAFP9.410FAM0.863FA0.867LCFsh5.414HBI0.910
W160.0W260.0W360.0W460.0LCFD6.050
PD1241.4PD2256.5PD3263.8PD4267.1
WD4.035PLM9000.00GSA1.0RSA1.0RM74.2
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGAFuel2006.90Total deductible0
OTHER ITEMSIdKindDescriptionWeightLCGVCGBBattery2 batteries6.80AEngineYamahaTotal deductible
ORC Ref  03190002JLSIssued on 27/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

ESSENZIALE

ITA-99001

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentB0.761.311.952.963.7836.3129/03/2023
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentB0.070.671.262.153.023.8612.73NoNo 26.5131/03/2023A0.070.651.252.163.013.8612.72NoNo 26.4413/12/2016
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA16.3614.0115.198.528.35102%107.3803/11/2015
ORC Ref  03190002JLSIssued on 27/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org