Club
Certificate
2023

Boat

MELISSA II

ITA-9427

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°40.6°39.4°38.4°37.6°37.0°36.6°
Beat VMG3.694.434.945.215.375.475.58
52°5.586.517.057.327.477.567.65
60°5.846.737.217.477.637.727.83
75°5.986.857.327.597.787.938.11
90°5.846.777.317.617.838.018.30
110°5.466.627.337.728.008.238.56
120°5.326.477.257.687.998.268.77
135°4.815.976.867.437.808.108.69
150°4.065.196.156.937.437.778.34
Run VMG3.524.505.336.066.677.207.88
Gybe Angles145.1°149.3°152.0°155.9°164.6°175.4°179.0°

APH: 549.2

CDL: 10.017

GPH: 615.9

CertNo: 23/1

BOAT
ClassSwan 42DesignerHollandBuilderNautorAge date06/1981Series date01/1980Offset fileSWN42.offData fileI9427
HULL
Length Overall12.786 mMaximum Beam3.956 mDraft2.369 mDisplacement10,900 kgDLR9.7100IMS DivisionCruiser/RacerDynamic Allowance0.370%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFeathering 3 bladesDiameter0.550m
CREW
Maximum weight850 kgMinimum weight638 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail37.4137.89Headsail Luffed72.0572.05Headsail FlyingSymmetric126.35126.35Asymmetric
STORM SAIL AREAS (m²)
Trysail11.15Storm Jib14.05Heavy Weather Jib37.94
SAIL LIMITS
Headsails6  Spinnakers5
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
ancore 17 kg @3.5m 20 kg @3.5 m - batterie 75 kg @9.80m
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  03190002DWDIssued on 16/03/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
2023

Boat

MELISSA II

ITA-9427

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 VMG974.7811.9728.5690.3670.1658.0645.1
52°644.8552.6510.5491.5482.0476.5470.9
60°616.5534.9499.4482.0472.0466.3459.9
75°601.6525.5492.0474.2462.6454.2444.0
90°615.9531.4492.8472.8459.5449.3433.6
110°659.1543.8491.2466.3450.2437.4420.6
120°677.1556.0496.7468.7450.5435.9410.6
135°747.7603.3524.5484.6461.8444.5414.4
150°885.8693.2585.5519.8484.5463.1431.9
Run VMG1022.9800.5675.2593.9539.5500.0457.1
Selected Courses
Windward / Leeward998.8806.2701.8642.1604.8579.0551.1
All purpose771.8636.4567.0529.9507.9493.0473.9
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward670.00.8956
All purpose549.21.0926
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low704.10.8521
Triple Number Coastal/Long Distance Medium545.71.0996
Triple Number Coastal/Long Distance High489.51.2257
Triple Number Windward/Leeward Low902.50.6648
Triple Number Windward/Leeward Medium666.40.9004
Triple Number Windward/Leeward High575.01.0435
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance596.91.0052
Triple Number Coastal/Long Distance Low704.10.8521
Triple Number Coastal/Long Distance Medium545.71.0996
Triple Number Coastal/Long Distance High489.51.2257
Triple Number Windward/Leeward Low902.50.6648
Triple Number Windward/Leeward Medium666.40.9004
Triple Number Windward/Leeward High575.01.0435
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.2760.7635.8564.0526.5498.9457.7
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8110
Downwind "popa"0.9153
70% up, 30% down "Ilhabela"0.8397
30% up, 70% down "Ilhabela-inverso"0.8813
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low704.10.8521
Triple Number Coastal/Long Distance Medium545.71.0996
Triple Number Coastal/Long Distance High489.51.2257
Triple Number Windward/Leeward Low902.50.6648
Triple Number Windward/Leeward Medium666.40.9004
Triple Number Windward/Leeward High575.01.0435
Predominantly Upwind585.81.0242
Predominantly Downwind565.11.0618
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low704.10.8521
Triple Number All Purpose Medium545.71.0996
Triple Number All Purpose High489.51.2257
Triple Number Windward/Leeward Low902.50.6648
Triple Number Windward/Leeward Medium666.40.9004
Triple Number Windward/Leeward High575.01.0435
Predominantly Upwind585.81.0242
Predominantly Downwind565.11.0618
Predominantly Upwind Low766.00.7833
Predominantly Upwind Medium599.41.0009
Predominantly Upwind High557.71.0758
Predominantly Downwind Low783.70.7656
Predominantly Downwind Medium564.41.0630
Predominantly Downwind High473.41.2674
Chicago-Mac Upwind1.0068
Chicago-Mac All Purpose1.0215
Chicago-Mac Downwind1.0424
Bayview-Mac Cove Island0.9529
Bayview-Mac Shore0.9660
Victoria-Maui1.1089
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance596.91.0052
Triple Number Coastal/Long Distance Low704.10.8521
Triple Number Coastal/Long Distance Medium545.71.0996
Triple Number Coastal/Long Distance High489.51.2257
Triple Number Windward/Leeward Low902.50.6648
Triple Number Windward/Leeward Medium666.40.9004
Triple Number Windward/Leeward High575.01.0435
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.2760.7635.8564.0526.5498.9457.7
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance596.91.0052
Triple Number Coastal/Long Distance Low704.10.8521
Triple Number Coastal/Long Distance Medium545.71.0996
Triple Number Coastal/Long Distance High489.51.2257
Triple Number Windward/Leeward Low902.50.6648
Triple Number Windward/Leeward Medium666.40.9004
Triple Number Windward/Leeward High575.01.0435
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.2760.7635.8564.0526.5498.9457.7
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance596.9
Triple Number Coastal/Long Distance Low704.1
Triple Number Coastal/Long Distance Medium545.7
Triple Number Coastal/Long Distance High489.5
Triple Number Windward/Leeward Low902.5
Triple Number Windward/Leeward Medium666.4
Triple Number Windward/Leeward High575.0
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.2760.7635.8564.0526.5498.9457.7
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance596.91.0052
Triple Number Coastal/Long Distance Low704.10.8521
Triple Number Coastal/Long Distance Medium545.71.0996
Triple Number Coastal/Long Distance High489.51.2257
Triple Number Windward/Leeward Low902.50.6648
Triple Number Windward/Leeward Medium666.40.9004
Triple Number Windward/Leeward High575.01.0435
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.2760.7635.8564.0526.5498.9457.7
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)596.91.0052
Triple Number Coastal/Long Distance Low704.10.8521
Triple Number Coastal/Long Distance Medium545.71.0996
Triple Number Coastal/Long Distance High489.51.2257
Triple Number Windward/Leeward Low902.50.6648
Triple Number Windward/Leeward Medium666.40.9004
Triple Number Windward/Leeward High575.01.0435
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.2760.7635.8564.0526.5498.9457.7
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low704.10.8521
Triple Number Coastal/Long Distance Medium545.71.0996
Triple Number Coastal/Long Distance High489.51.2257
Triple Number Windward/Leeward Low902.50.6648
Triple Number Windward/Leeward Medium666.40.9004
Triple Number Windward/Leeward High575.01.0435
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8521
Triple Number Coastal/Long Distance Medium1.0996
Triple Number Coastal/Long Distance High1.2257
Triple Number Windward/Leeward Low0.6648
Triple Number Windward/Leeward Medium0.9004
Triple Number Windward/Leeward High1.0435
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.2760.7635.8564.0526.5498.9457.7
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance596.91.0052
Triple Number Coastal/Long Distance Low704.10.8521
Triple Number Coastal/Long Distance Medium545.71.0996
Triple Number Coastal/Long Distance High489.51.2257
Triple Number Windward/Leeward Low902.50.6648
Triple Number Windward/Leeward Medium666.40.9004
Triple Number Windward/Leeward High575.01.0435
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.2760.7635.8564.0526.5498.9457.7
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low704.10.8521
Triple Number Coastal/Long Distance Medium545.71.0996
Triple Number Coastal/Long Distance High489.51.2257
Triple Number Windward/Leeward Low902.50.6648
Triple Number Windward/Leeward Medium666.40.9004
Triple Number Windward/Leeward High575.01.0435
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance596.91.0052
Triple Number Coastal/Long Distance Low704.10.8521
Triple Number Coastal/Long Distance Medium545.71.0996
Triple Number Coastal/Long Distance High489.51.2257
Triple Number Windward/Leeward Low902.50.6648
Triple Number Windward/Leeward Medium666.40.9004
Triple Number Windward/Leeward High575.01.0435
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.2760.7635.8564.0526.5498.9457.7
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low902.50.6648
Triple Number Windward/Leeward Medium666.40.9004
Triple Number Windward/Leeward High575.01.0435
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.2760.7635.8564.0526.5498.9457.7
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low704.1
Triple Number Coastal/Long Distance Medium545.7
Triple Number Coastal/Long Distance High489.5
Triple Number Windward/Leeward Low902.5
Triple Number Windward/Leeward Medium666.4
Triple Number Windward/Leeward High575.0
Predominantly Upwind585.8
Predominantly Downwind565.1
Predominantly Reaching540.0
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance596.91.0052
Triple Number Coastal/Long Distance Low704.10.8521
Triple Number Coastal/Long Distance Medium545.71.0996
Triple Number Coastal/Long Distance High489.51.2257
Triple Number Windward/Leeward Low902.50.6648
Triple Number Windward/Leeward Medium666.40.9004
Triple Number Windward/Leeward High575.01.0435
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.2760.7635.8564.0526.5498.9457.7
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8521
Triple Number Coastal/Long Distance Medium1.0996
Triple Number Coastal/Long Distance High1.2257
Triple Number Windward/Leeward Low0.6648
Triple Number Windward/Leeward Medium0.9004
Triple Number Windward/Leeward High1.0435
Coastal/Long Distance1.0052
Predominantly Upwind1.0242
Predominantly Downwind1.0618
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8521
Tretall Distanseseilas Mellomvind1.0996
Tretall Distanseseilas Mye vind1.2257
Tretall Pølsebane Lite vind0.6648
Tretall Pølsebane Mellomvind0.9004
Tretall Pølsebane Mye vind1.0435
Distanseseilas ett tall (OSN 8-16kn)1.0052
Distanseseilas ett tall (APH 6-20kn)1.0926
Enkeltall Motvind1.0242
Enkeltall Medvind1.0618
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low704.10.8521
Triple Number Coastal/Long Distance Medium545.71.0996
Triple Number Coastal/Long Distance High489.51.2257
Triple Number Windward/Leeward Low902.50.6648
Triple Number Windward/Leeward Medium666.40.9004
Triple Number Windward/Leeward High575.01.0435
Coastal/Long Distance596.91.0052
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind585.81.0242
Predominantly Downwind565.11.0618
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore559.51.0724
Cape Doctor Coastal479.61.2511
Triple Number Coastal/Long Distance Low704.10.8521
Triple Number Coastal/Long Distance Medium545.71.0996
Triple Number Coastal/Long Distance High489.51.2257
Triple Number Windward/Leeward Low902.50.6648
Triple Number Windward/Leeward Medium666.40.9004
Triple Number Windward/Leeward High575.01.0435
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8521
Triple Number Coastal/Long Distance Medium1.0996
Triple Number Coastal/Long Distance High1.2257
Triple Number Windward/Leeward Low0.6648
Triple Number Windward/Leeward Medium0.9004
Triple Number Windward/Leeward High1.0435
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8521
Triple Number Coastal/Long Distance Medium1.0996
Triple Number Coastal/Long Distance High1.2257
Triple Number Windward/Leeward Low0.6648
Triple Number Windward/Leeward Medium0.9004
Triple Number Windward/Leeward High1.0435
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance596.91.0052
Triple Number Coastal/Long Distance Low704.10.8521
Triple Number Coastal/Long Distance Medium545.71.0996
Triple Number Coastal/Long Distance High489.51.2257
Triple Number Windward/Leeward Low902.50.6648
Triple Number Windward/Leeward Medium666.40.9004
Triple Number Windward/Leeward High575.01.0435
Predominantly Upwind585.81.0242
Predominantly Downwind565.11.0618
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.2760.7635.8564.0526.5498.9457.7
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance596.91.0052
Triple Number Coastal/Long Distance Low704.10.8521
Triple Number Coastal/Long Distance Medium545.71.0996
Triple Number Coastal/Long Distance High489.51.2257
Triple Number Windward/Leeward Low902.50.6648
Triple Number Windward/Leeward Medium666.40.9004
Triple Number Windward/Leeward High575.01.0435
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1001.2760.7635.8564.0526.5498.9457.7
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low704.10.8521
Triple Number All Purpose Medium545.71.0996
Triple Number All Purpose High489.51.2257
Triple Number Windward/Leeward Low902.50.6648
Triple Number Windward/Leeward Medium666.40.9004
Triple Number Windward/Leeward High575.01.0435
Predominantly Upwind585.81.0242
Predominantly Downwind565.11.0618
Predominantly Upwind Low766.00.7833
Predominantly Upwind Medium599.41.0009
Predominantly Upwind High557.71.0758
Predominantly Downwind Low783.70.7656
Predominantly Downwind Medium564.41.0630
Predominantly Downwind High473.41.2674
Chicago-Mac Upwind1.0068
Chicago-Mac All Purpose1.0215
Chicago-Mac Downwind1.0424
Bayview-Mac Cove Island0.9529
Bayview-Mac Shore0.9660
Harvest Moon Regatta484.61.2381
Victoria-Maui1.1089
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy565.81.0605
San Francisco Bay Medium658.70.9109
Predominantly Reaching1.1426
Predominantly Reaching Low0.9353
Predominantly Reaching Medium1.1520
Predominantly Reaching High1.2927
Windward/Leeward 60-40 Low900.70.6662
Windward/Leeward 60-40 Medium680.60.8815
Windward/Leeward 60-40 High602.60.9957
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low983.90.6098
5-Band Low / Medium825.30.7270
5-Band Medium654.20.9172
5-Band Medium / High584.01.0274
5-Band High555.91.0793
ORC Ref  03190002DWDIssued on 16/03/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
2023

Boat

MELISSA II

ITA-9427

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)
ClassSwan 42Measurement19/04/1990HINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA12.786Max. Beam3.956Draft2.369Displacement10,900Wetted area34.90IMS L10.676LSM010.392Acc. length12.786Sink (kg/mm) 24.82
VCGD-0.050VCGM-0.021RM Rated (kg·m) 235.3Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFeathering 3 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.550PBW0.154PIPA0.0066
PSD0.032PHD0.077PHL0.146
PSA19.0°ESL1.035
ST10.034ST20.125ST30.125
ST40.060ST50.245
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P14.850IG16.730ISP16.740MDT10.134MDL10.210MDT20.127MDL20.180TL2.750MW0.180GO0.190
E4.290J5.080BAS1.770FSD0.060SFJSPL5.182WPLTPSBD0.190MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.050Flotation Date23/01/2019MeasurerComment
SFFP0.897FFMFF1.180LCFcl6.965SG1.0248
SAFP11.992FAMFA1.096LCFsh7.239HBI1.080
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03190002DWDIssued on 16/03/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
2023

Boat

MELISSA II

ITA-9427

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.150.881.542.753.5537.4123/01/2019
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.000.000.000.000.008.0817.52NoNo 72.0523/01/2019
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentA16.6416.6416.649.149.00126.3523/01/2019
ORC Ref  03190002DWDIssued on 16/03/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org