Club
Certificate
Non Spinnaker
2023

Boat

OCESSE

ITA-1972S850

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 Angles42.0°39.4°38.4°38.8°38.8°39.3°40.2°
Beat VMG3.854.414.624.714.754.754.71
52°5.806.426.636.746.816.856.83
60°6.076.666.887.027.127.187.19
75°6.236.917.267.487.657.777.89
90°6.136.907.507.908.198.428.71
110°5.476.477.177.908.649.169.97
120°5.016.196.927.638.469.4310.86
135°4.275.486.407.037.708.5210.57
150°3.564.665.646.406.967.538.96
Run VMG3.084.044.885.726.436.998.22
Gybe Angles144.2°146.6°148.0°172.1°175.7°176.6°173.9°

APH: 575.5

CDL: 7.735

GPH: 643.6

CertNo: 23/1

BOAT
ClassEsse 850DesignerFelciBuilderSchuchter Sport B.Age date01/2018Series date01/2004Offset fileS850.OD.OFFData fileI1972850
HULL
Length Overall8.500 mMaximum Beam2.190 mDraft2.005 mDisplacement1,286 kgDLR3.1095IMS DivisionSportboatDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight280 kgMinimum weight195 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail27.0128.00Headsail Luffed17.4817.48Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail6.71Storm Jib5.07Heavy Weather Jib13.68
SAIL LIMITS
Headsails5  Spinnakers0 * No spinnaker pole aboard
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
Intestatario: Lanfranconi Oriano - HF
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  03190002BE8Issued on 24/01/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

OCESSE

ITA-1972S850

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 VMG934.1815.9779.9764.2757.9757.7764.7
52°620.3560.8543.0533.8528.5525.7527.1
60°593.2540.5523.2512.7505.6501.2500.5
75°577.7520.8495.8481.0470.8463.3456.4
90°587.4521.8479.9455.6439.4427.7413.3
110°657.7556.3502.1455.6416.8393.0361.1
120°719.2581.4519.9472.0425.4381.6331.6
135°843.5656.6562.4512.0467.6422.6340.4
150°1010.9772.0638.5562.2517.5478.4401.7
Run VMG1167.3891.4737.2629.5559.5514.7437.7
Selected Courses
Windward / Leeward1050.7853.6758.6696.8658.7636.2601.2
All purpose793.5661.7598.6559.6532.8513.2483.9
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward724.10.8286
All purpose575.51.0426
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low727.60.8246
Triple Number Coastal/Long Distance Medium574.41.0446
Triple Number Coastal/Long Distance High507.11.1832
Triple Number Windward/Leeward Low952.20.6301
Triple Number Windward/Leeward Medium721.00.8322
Triple Number Windward/Leeward High628.70.9544
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance630.40.9517
Triple Number Coastal/Long Distance Low727.60.8246
Triple Number Coastal/Long Distance Medium574.41.0446
Triple Number Coastal/Long Distance High507.11.1832
Triple Number Windward/Leeward Low952.20.6301
Triple Number Windward/Leeward Medium721.00.8322
Triple Number Windward/Leeward High628.70.9544
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.4803.7679.8601.3554.9515.5451.1
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7535
Downwind "popa"0.8507
70% up, 30% down "Ilhabela"0.7802
30% up, 70% down "Ilhabela-inverso"0.8190
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low727.60.8246
Triple Number Coastal/Long Distance Medium574.41.0446
Triple Number Coastal/Long Distance High507.11.1832
Triple Number Windward/Leeward Low952.20.6301
Triple Number Windward/Leeward Medium721.00.8322
Triple Number Windward/Leeward High628.70.9544
Predominantly Upwind620.90.9663
Predominantly Downwind593.21.0115
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low727.60.8246
Triple Number All Purpose Medium574.41.0446
Triple Number All Purpose High507.11.1832
Triple Number Windward/Leeward Low952.20.6301
Triple Number Windward/Leeward Medium721.00.8322
Triple Number Windward/Leeward High628.70.9544
Predominantly Upwind620.90.9663
Predominantly Downwind593.21.0115
Predominantly Upwind Low773.30.7759
Predominantly Upwind Medium641.90.9348
Predominantly Upwind High620.50.9670
Predominantly Downwind Low850.50.7055
Predominantly Downwind Medium597.31.0045
Predominantly Downwind High465.61.2886
Chicago-Mac Upwind0.9507
Chicago-Mac All Purpose0.9715
Chicago-Mac Downwind0.9902
Bayview-Mac Cove Island0.9243
Bayview-Mac Shore0.9395
Victoria-Maui1.0838
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance630.40.9517
Triple Number Coastal/Long Distance Low727.60.8246
Triple Number Coastal/Long Distance Medium574.41.0446
Triple Number Coastal/Long Distance High507.11.1832
Triple Number Windward/Leeward Low952.20.6301
Triple Number Windward/Leeward Medium721.00.8322
Triple Number Windward/Leeward High628.70.9544
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.4803.7679.8601.3554.9515.5451.1
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance630.40.9517
Triple Number Coastal/Long Distance Low727.60.8246
Triple Number Coastal/Long Distance Medium574.41.0446
Triple Number Coastal/Long Distance High507.11.1832
Triple Number Windward/Leeward Low952.20.6301
Triple Number Windward/Leeward Medium721.00.8322
Triple Number Windward/Leeward High628.70.9544
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.4803.7679.8601.3554.9515.5451.1
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance630.4
Triple Number Coastal/Long Distance Low727.6
Triple Number Coastal/Long Distance Medium574.4
Triple Number Coastal/Long Distance High507.1
Triple Number Windward/Leeward Low952.2
Triple Number Windward/Leeward Medium721.0
Triple Number Windward/Leeward High628.7
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.4803.7679.8601.3554.9515.5451.1
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance630.40.9517
Triple Number Coastal/Long Distance Low727.60.8246
Triple Number Coastal/Long Distance Medium574.41.0446
Triple Number Coastal/Long Distance High507.11.1832
Triple Number Windward/Leeward Low952.20.6301
Triple Number Windward/Leeward Medium721.00.8322
Triple Number Windward/Leeward High628.70.9544
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.4803.7679.8601.3554.9515.5451.1
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)630.40.9517
Triple Number Coastal/Long Distance Low727.60.8246
Triple Number Coastal/Long Distance Medium574.41.0446
Triple Number Coastal/Long Distance High507.11.1832
Triple Number Windward/Leeward Low952.20.6301
Triple Number Windward/Leeward Medium721.00.8322
Triple Number Windward/Leeward High628.70.9544
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.4803.7679.8601.3554.9515.5451.1
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low727.60.8246
Triple Number Coastal/Long Distance Medium574.41.0446
Triple Number Coastal/Long Distance High507.11.1832
Triple Number Windward/Leeward Low952.20.6301
Triple Number Windward/Leeward Medium721.00.8322
Triple Number Windward/Leeward High628.70.9544
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8246
Triple Number Coastal/Long Distance Medium1.0446
Triple Number Coastal/Long Distance High1.1832
Triple Number Windward/Leeward Low0.6301
Triple Number Windward/Leeward Medium0.8322
Triple Number Windward/Leeward High0.9544
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.4803.7679.8601.3554.9515.5451.1
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance630.40.9517
Triple Number Coastal/Long Distance Low727.60.8246
Triple Number Coastal/Long Distance Medium574.41.0446
Triple Number Coastal/Long Distance High507.11.1832
Triple Number Windward/Leeward Low952.20.6301
Triple Number Windward/Leeward Medium721.00.8322
Triple Number Windward/Leeward High628.70.9544
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.4803.7679.8601.3554.9515.5451.1
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low727.60.8246
Triple Number Coastal/Long Distance Medium574.41.0446
Triple Number Coastal/Long Distance High507.11.1832
Triple Number Windward/Leeward Low952.20.6301
Triple Number Windward/Leeward Medium721.00.8322
Triple Number Windward/Leeward High628.70.9544
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance630.40.9517
Triple Number Coastal/Long Distance Low727.60.8246
Triple Number Coastal/Long Distance Medium574.41.0446
Triple Number Coastal/Long Distance High507.11.1832
Triple Number Windward/Leeward Low952.20.6301
Triple Number Windward/Leeward Medium721.00.8322
Triple Number Windward/Leeward High628.70.9544
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.4803.7679.8601.3554.9515.5451.1
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low952.20.6301
Triple Number Windward/Leeward Medium721.00.8322
Triple Number Windward/Leeward High628.70.9544
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.4803.7679.8601.3554.9515.5451.1
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low727.6
Triple Number Coastal/Long Distance Medium574.4
Triple Number Coastal/Long Distance High507.1
Triple Number Windward/Leeward Low952.2
Triple Number Windward/Leeward Medium721.0
Triple Number Windward/Leeward High628.7
Predominantly Upwind620.9
Predominantly Downwind593.2
Predominantly Reaching557.4
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance630.40.9517
Triple Number Coastal/Long Distance Low727.60.8246
Triple Number Coastal/Long Distance Medium574.41.0446
Triple Number Coastal/Long Distance High507.11.1832
Triple Number Windward/Leeward Low952.20.6301
Triple Number Windward/Leeward Medium721.00.8322
Triple Number Windward/Leeward High628.70.9544
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.4803.7679.8601.3554.9515.5451.1
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8246
Triple Number Coastal/Long Distance Medium1.0446
Triple Number Coastal/Long Distance High1.1832
Triple Number Windward/Leeward Low0.6301
Triple Number Windward/Leeward Medium0.8322
Triple Number Windward/Leeward High0.9544
Coastal/Long Distance0.9517
Predominantly Upwind0.9663
Predominantly Downwind1.0115
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8246
Tretall Distanseseilas Mellomvind1.0446
Tretall Distanseseilas Mye vind1.1832
Tretall Pølsebane Lite vind0.6301
Tretall Pølsebane Mellomvind0.8322
Tretall Pølsebane Mye vind0.9544
Distanseseilas ett tall (OSN 8-16kn)0.9517
Distanseseilas ett tall (APH 6-20kn)1.0426
Enkeltall Motvind0.9663
Enkeltall Medvind1.0115
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low727.60.8246
Triple Number Coastal/Long Distance Medium574.41.0446
Triple Number Coastal/Long Distance High507.11.1832
Triple Number Windward/Leeward Low952.20.6301
Triple Number Windward/Leeward Medium721.00.8322
Triple Number Windward/Leeward High628.70.9544
Coastal/Long Distance630.40.9517
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind620.90.9663
Predominantly Downwind593.21.0115
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore611.70.9809
Cape Doctor Coastal492.71.2178
Triple Number Coastal/Long Distance Low727.60.8246
Triple Number Coastal/Long Distance Medium574.41.0446
Triple Number Coastal/Long Distance High507.11.1832
Triple Number Windward/Leeward Low952.20.6301
Triple Number Windward/Leeward Medium721.00.8322
Triple Number Windward/Leeward High628.70.9544
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8246
Triple Number Coastal/Long Distance Medium1.0446
Triple Number Coastal/Long Distance High1.1832
Triple Number Windward/Leeward Low0.6301
Triple Number Windward/Leeward Medium0.8322
Triple Number Windward/Leeward High0.9544
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8246
Triple Number Coastal/Long Distance Medium1.0446
Triple Number Coastal/Long Distance High1.1832
Triple Number Windward/Leeward Low0.6301
Triple Number Windward/Leeward Medium0.8322
Triple Number Windward/Leeward High0.9544
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance630.40.9517
Triple Number Coastal/Long Distance Low727.60.8246
Triple Number Coastal/Long Distance Medium574.41.0446
Triple Number Coastal/Long Distance High507.11.1832
Triple Number Windward/Leeward Low952.20.6301
Triple Number Windward/Leeward Medium721.00.8322
Triple Number Windward/Leeward High628.70.9544
Predominantly Upwind620.90.9663
Predominantly Downwind593.21.0115
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.4803.7679.8601.3554.9515.5451.1
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance630.40.9517
Triple Number Coastal/Long Distance Low727.60.8246
Triple Number Coastal/Long Distance Medium574.41.0446
Triple Number Coastal/Long Distance High507.11.1832
Triple Number Windward/Leeward Low952.20.6301
Triple Number Windward/Leeward Medium721.00.8322
Triple Number Windward/Leeward High628.70.9544
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1062.4803.7679.8601.3554.9515.5451.1
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low727.60.8246
Triple Number All Purpose Medium574.41.0446
Triple Number All Purpose High507.11.1832
Triple Number Windward/Leeward Low952.20.6301
Triple Number Windward/Leeward Medium721.00.8322
Triple Number Windward/Leeward High628.70.9544
Predominantly Upwind620.90.9663
Predominantly Downwind593.21.0115
Predominantly Upwind Low773.30.7759
Predominantly Upwind Medium641.90.9348
Predominantly Upwind High620.50.9670
Predominantly Downwind Low850.50.7055
Predominantly Downwind Medium597.31.0045
Predominantly Downwind High465.61.2886
Chicago-Mac Upwind0.9507
Chicago-Mac All Purpose0.9715
Chicago-Mac Downwind0.9902
Bayview-Mac Cove Island0.9243
Bayview-Mac Shore0.9395
Harvest Moon Regatta479.31.2518
Victoria-Maui1.0838
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy614.00.9771
San Francisco Bay Medium709.00.8463
Predominantly Reaching1.1124
Predominantly Reaching Low0.9041
Predominantly Reaching Medium1.1131
Predominantly Reaching High1.2977
Windward/Leeward 60-40 Low936.70.6405
Windward/Leeward 60-40 Medium738.40.8126
Windward/Leeward 60-40 High673.50.8909
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1035.50.5794
5-Band Low / Medium876.30.6847
5-Band Medium708.80.8465
5-Band Medium / High639.10.9388
5-Band High607.20.9881
ORC Ref  03190002BE8Issued on 24/01/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

OCESSE

ITA-1972S850

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 850Measurement01/01/2010HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA8.500Max. Beam2.190Draft2.005Displacement1,286Wetted area13.23IMS L7.834LSM07.449Acc. length7.117Sink (kg/mm) 9.98
VCGD-0.300VCGM-0.300RM Rated (kg·m) 36.6Limit 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
P10.500IG10.000ISP11.500MDT10.082MDL10.124MDT2MDL2TLNo TaperMW0.124GO0.144
E3.650J3.070BAS1.106FSDNo FoilSFJ0.260SPLWPLTPSBD0.136MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.300Flotation Date01/01/2013MeasurerComment
SFFP0.060FFMFF0.817LCFcl4.506SG1.0005
SAFP8.000FAMFA0.720LCFsh4.628HBI0.749
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03190002BE8Issued on 24/01/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

OCESSE

ITA-1972S850

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.901.402.002.803.2427.0119/10/2018
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.000.000.000.000.003.4010.10NoNo 17.4819/10/2018
ORC Ref  03190002BE8Issued on 24/01/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org