Club
Certificate
2023

Boat

MEFISTO

ITA-109M20

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 Angles42.1°39.6°37.6°37.2°37.2°37.6°39.4°
Beat VMG3.253.954.274.364.394.394.28
52°4.905.686.026.166.246.296.26
60°5.135.836.276.466.576.656.68
75°5.275.966.526.947.167.317.48
90°5.326.026.547.187.738.058.43
110°5.406.276.987.457.908.349.79
120°5.256.197.057.868.459.0210.13
135°4.745.766.607.538.579.8811.96
150°4.045.095.846.577.408.3411.64
Run VMG3.504.415.065.696.417.2210.08
Gybe Angles144.8°148.7°149.2°147.4°145.3°143.8°144.1°

APH: 599.7

CDL: 6.319

GPH: 671.2

CertNo: 23/1

BOAT
ClassMelges 20DesignerReichel/PughBuilderMelges PerformanceAge date01/2009Series date01/2009Offset fileMELG20.od.offData file109M20
HULL
Length Overall6.135 mMaximum Beam2.130 mDraft1.388 mDisplacement524 kgDLR2.8164IMS DivisionSportboatDynamic Allowance0.000%Age Allowance0.455%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight315 kgMinimum weight230 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail15.3816.11Headsail Luffed9.049.04Headsail FlyingSymmetricAsymmetric39.2639.26 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail3.88Storm Jib3.51Heavy Weather Jib9.48
SAIL LIMITS
Headsails5  Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
Intestatario: Moratti Alessandro - ballast 195 kg @3.00 m
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  03190002OJQIssued on 16/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

MEFISTO

ITA-109M20

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 VMG1107.4911.9843.8825.8820.0819.6840.7
52°735.0634.2597.6584.1576.6572.2575.1
60°701.2617.1574.5557.1547.6541.3539.0
75°683.1604.3551.8518.7502.9492.5481.5
90°676.7598.5550.7501.5465.6447.3427.3
110°667.2573.7515.5483.0455.4431.7367.9
120°685.8581.7510.9458.0426.2399.3355.4
135°759.0624.8545.7478.0420.0364.5301.1
150°891.9706.7616.6547.7486.6431.5309.3
Run VMG1029.9816.1712.0632.5561.9498.3357.2
Selected Courses
Windward / Leeward1068.7864.0777.9729.1691.0659.0598.9
All purpose828.9691.5626.0585.0554.6530.2490.3
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward748.20.8019
All purpose599.71.0004
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low760.20.7893
Triple Number Coastal/Long Distance Medium599.91.0001
Triple Number Coastal/Long Distance High521.31.1509
Triple Number Windward/Leeward Low966.30.6209
Triple Number Windward/Leeward Medium747.10.8031
Triple Number Windward/Leeward High644.50.9310
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance651.10.9215
Triple Number Coastal/Long Distance Low760.20.7893
Triple Number Coastal/Long Distance Medium599.91.0001
Triple Number Coastal/Long Distance High521.31.1509
Triple Number Windward/Leeward Low966.30.6209
Triple Number Windward/Leeward Medium747.10.8031
Triple Number Windward/Leeward High644.50.9310
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1064.8816.4702.6627.2576.9533.7459.8
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6808
Downwind "popa"0.9115
70% up, 30% down "Ilhabela"0.7367
30% up, 70% down "Ilhabela-inverso"0.8274
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low760.20.7893
Triple Number Coastal/Long Distance Medium599.91.0001
Triple Number Coastal/Long Distance High521.31.1509
Triple Number Windward/Leeward Low966.30.6209
Triple Number Windward/Leeward Medium747.10.8031
Triple Number Windward/Leeward High644.50.9310
Predominantly Upwind664.40.9031
Predominantly Downwind591.41.0146
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low760.20.7893
Triple Number All Purpose Medium599.91.0001
Triple Number All Purpose High521.31.1509
Triple Number Windward/Leeward Low966.30.6209
Triple Number Windward/Leeward Medium747.10.8031
Triple Number Windward/Leeward High644.50.9310
Predominantly Upwind664.40.9031
Predominantly Downwind591.41.0146
Predominantly Upwind Low848.40.7072
Predominantly Upwind Medium696.50.8615
Predominantly Upwind High668.20.8980
Predominantly Downwind Low819.50.7321
Predominantly Downwind Medium589.21.0184
Predominantly Downwind High439.01.3668
Chicago-Mac Upwind0.8874
Chicago-Mac All Purpose0.9367
Chicago-Mac Downwind0.9918
Bayview-Mac Cove Island0.8766
Bayview-Mac Shore0.8815
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching561.31.0690
Predominantly Reaching Low693.60.8651
Predominantly Reaching Medium560.51.0705
Predominantly Reaching High463.31.2950
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1052.90.5698
5-Band Low / Medium892.10.6725
5-Band Medium736.20.8150
5-Band Medium / High660.10.9089
5-Band High609.30.9847
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance651.10.9215
Triple Number Coastal/Long Distance Low760.20.7893
Triple Number Coastal/Long Distance Medium599.91.0001
Triple Number Coastal/Long Distance High521.31.1509
Triple Number Windward/Leeward Low966.30.6209
Triple Number Windward/Leeward Medium747.10.8031
Triple Number Windward/Leeward High644.50.9310
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1064.8816.4702.6627.2576.9533.7459.8
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance651.10.9215
Triple Number Coastal/Long Distance Low760.20.7893
Triple Number Coastal/Long Distance Medium599.91.0001
Triple Number Coastal/Long Distance High521.31.1509
Triple Number Windward/Leeward Low966.30.6209
Triple Number Windward/Leeward Medium747.10.8031
Triple Number Windward/Leeward High644.50.9310
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1064.8816.4702.6627.2576.9533.7459.8
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance651.1
Triple Number Coastal/Long Distance Low760.2
Triple Number Coastal/Long Distance Medium599.9
Triple Number Coastal/Long Distance High521.3
Triple Number Windward/Leeward Low966.3
Triple Number Windward/Leeward Medium747.1
Triple Number Windward/Leeward High644.5
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1064.8816.4702.6627.2576.9533.7459.8
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance651.10.9215
Triple Number Coastal/Long Distance Low760.20.7893
Triple Number Coastal/Long Distance Medium599.91.0001
Triple Number Coastal/Long Distance High521.31.1509
Triple Number Windward/Leeward Low966.30.6209
Triple Number Windward/Leeward Medium747.10.8031
Triple Number Windward/Leeward High644.50.9310
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1064.8816.4702.6627.2576.9533.7459.8
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)651.10.9215
Triple Number Coastal/Long Distance Low760.20.7893
Triple Number Coastal/Long Distance Medium599.91.0001
Triple Number Coastal/Long Distance High521.31.1509
Triple Number Windward/Leeward Low966.30.6209
Triple Number Windward/Leeward Medium747.10.8031
Triple Number Windward/Leeward High644.50.9310
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1064.8816.4702.6627.2576.9533.7459.8
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low760.20.7893
Triple Number Coastal/Long Distance Medium599.91.0001
Triple Number Coastal/Long Distance High521.31.1509
Triple Number Windward/Leeward Low966.30.6209
Triple Number Windward/Leeward Medium747.10.8031
Triple Number Windward/Leeward High644.50.9310
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7893
Triple Number Coastal/Long Distance Medium1.0001
Triple Number Coastal/Long Distance High1.1509
Triple Number Windward/Leeward Low0.6209
Triple Number Windward/Leeward Medium0.8031
Triple Number Windward/Leeward High0.9310
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1064.8816.4702.6627.2576.9533.7459.8
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance651.10.9215
Triple Number Coastal/Long Distance Low760.20.7893
Triple Number Coastal/Long Distance Medium599.91.0001
Triple Number Coastal/Long Distance High521.31.1509
Triple Number Windward/Leeward Low966.30.6209
Triple Number Windward/Leeward Medium747.10.8031
Triple Number Windward/Leeward High644.50.9310
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1064.8816.4702.6627.2576.9533.7459.8
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low760.20.7893
Triple Number Coastal/Long Distance Medium599.91.0001
Triple Number Coastal/Long Distance High521.31.1509
Triple Number Windward/Leeward Low966.30.6209
Triple Number Windward/Leeward Medium747.10.8031
Triple Number Windward/Leeward High644.50.9310
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance651.10.9215
Triple Number Coastal/Long Distance Low760.20.7893
Triple Number Coastal/Long Distance Medium599.91.0001
Triple Number Coastal/Long Distance High521.31.1509
Triple Number Windward/Leeward Low966.30.6209
Triple Number Windward/Leeward Medium747.10.8031
Triple Number Windward/Leeward High644.50.9310
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1064.8816.4702.6627.2576.9533.7459.8
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low966.30.6209
Triple Number Windward/Leeward Medium747.10.8031
Triple Number Windward/Leeward High644.50.9310
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1064.8816.4702.6627.2576.9533.7459.8
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low760.2
Triple Number Coastal/Long Distance Medium599.9
Triple Number Coastal/Long Distance High521.3
Triple Number Windward/Leeward Low966.3
Triple Number Windward/Leeward Medium747.1
Triple Number Windward/Leeward High644.5
Predominantly Upwind664.4
Predominantly Downwind591.4
Predominantly Reaching569.6
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance651.10.9215
Triple Number Coastal/Long Distance Low760.20.7893
Triple Number Coastal/Long Distance Medium599.91.0001
Triple Number Coastal/Long Distance High521.31.1509
Triple Number Windward/Leeward Low966.30.6209
Triple Number Windward/Leeward Medium747.10.8031
Triple Number Windward/Leeward High644.50.9310
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1064.8816.4702.6627.2576.9533.7459.8
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7893
Triple Number Coastal/Long Distance Medium1.0001
Triple Number Coastal/Long Distance High1.1509
Triple Number Windward/Leeward Low0.6209
Triple Number Windward/Leeward Medium0.8031
Triple Number Windward/Leeward High0.9310
Coastal/Long Distance0.9215
Predominantly Upwind0.9031
Predominantly Downwind1.0146
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7893
Tretall Distanseseilas Mellomvind1.0001
Tretall Distanseseilas Mye vind1.1509
Tretall Pølsebane Lite vind0.6209
Tretall Pølsebane Mellomvind0.8031
Tretall Pølsebane Mye vind0.9310
Distanseseilas ett tall (OSN 8-16kn)0.9215
Distanseseilas ett tall (APH 6-20kn)1.0004
Enkeltall Motvind0.9031
Enkeltall Medvind1.0146
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low760.20.7893
Triple Number Coastal/Long Distance Medium599.91.0001
Triple Number Coastal/Long Distance High521.31.1509
Triple Number Windward/Leeward Low966.30.6209
Triple Number Windward/Leeward Medium747.10.8031
Triple Number Windward/Leeward High644.50.9310
Coastal/Long Distance651.10.9215
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind664.40.9031
Predominantly Downwind591.41.0146
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore616.90.9726
Cape Doctor Coastal502.31.1946
Triple Number Coastal/Long Distance Low760.20.7893
Triple Number Coastal/Long Distance Medium599.91.0001
Triple Number Coastal/Long Distance High521.31.1509
Triple Number Windward/Leeward Low966.30.6209
Triple Number Windward/Leeward Medium747.10.8031
Triple Number Windward/Leeward High644.50.9310
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7893
Triple Number Coastal/Long Distance Medium1.0001
Triple Number Coastal/Long Distance High1.1509
Triple Number Windward/Leeward Low0.6209
Triple Number Windward/Leeward Medium0.8031
Triple Number Windward/Leeward High0.9310
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7893
Triple Number Coastal/Long Distance Medium1.0001
Triple Number Coastal/Long Distance High1.1509
Triple Number Windward/Leeward Low0.6209
Triple Number Windward/Leeward Medium0.8031
Triple Number Windward/Leeward High0.9310
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance651.10.9215
Triple Number Coastal/Long Distance Low760.20.7893
Triple Number Coastal/Long Distance Medium599.91.0001
Triple Number Coastal/Long Distance High521.31.1509
Triple Number Windward/Leeward Low966.30.6209
Triple Number Windward/Leeward Medium747.10.8031
Triple Number Windward/Leeward High644.50.9310
Predominantly Upwind664.40.9031
Predominantly Downwind591.41.0146
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1064.8816.4702.6627.2576.9533.7459.8
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance651.10.9215
Triple Number Coastal/Long Distance Low760.20.7893
Triple Number Coastal/Long Distance Medium599.91.0001
Triple Number Coastal/Long Distance High521.31.1509
Triple Number Windward/Leeward Low966.30.6209
Triple Number Windward/Leeward Medium747.10.8031
Triple Number Windward/Leeward High644.50.9310
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1064.8816.4702.6627.2576.9533.7459.8
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low760.20.7893
Triple Number All Purpose Medium599.91.0001
Triple Number All Purpose High521.31.1509
Triple Number Windward/Leeward Low966.30.6209
Triple Number Windward/Leeward Medium747.10.8031
Triple Number Windward/Leeward High644.50.9310
Predominantly Upwind664.40.9031
Predominantly Downwind591.41.0146
Predominantly Upwind Low848.40.7072
Predominantly Upwind Medium696.50.8615
Predominantly Upwind High668.20.8980
Predominantly Downwind Low819.50.7321
Predominantly Downwind Medium589.21.0184
Predominantly Downwind High439.01.3668
Chicago-Mac Upwind0.8874
Chicago-Mac All Purpose0.9367
Chicago-Mac Downwind0.9918
Bayview-Mac Cove Island0.8766
Bayview-Mac Shore0.8815
Harvest Moon Regatta491.51.2208
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy629.20.9536
San Francisco Bay Medium728.40.8237
Predominantly Reaching561.31.0690
Predominantly Reaching Low693.60.8651
Predominantly Reaching Medium560.51.0705
Predominantly Reaching High463.31.2950
Windward/Leeward 60-40 Low975.00.6154
Windward/Leeward 60-40 Medium777.80.7714
Windward/Leeward 60-40 High706.80.8489
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1052.90.5698
5-Band Low / Medium892.10.6725
5-Band Medium736.20.8150
5-Band Medium / High660.10.9089
5-Band High609.30.9847
ORC Ref  03190002OJQIssued on 16/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

MEFISTO

ITA-109M20

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)
ClassMelges 20Measurement01/12/2009HINPlan reviewHull constructionCoredCarbon RudderYesLight stanchionsNoTrim tabNo
LOA6.135Max. Beam2.130Draft1.388Displacement524Wetted area7.45IMS L6.098LSM05.708Acc. length6.135Sink (kg/mm) 5.94
VCGD-0.130VCGM-0.126RM Rated (kg·m) 11.9Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
PIPA0.0000
RIG
Forestay tensionFixedInner stayNone FittedCarbon mastYesHeadsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P7.390IG8.300ISP8.380MDT10.060MDL10.100MDT20.060MDL20.100TLMW0.100GO0.120
E3.000J2.180BAS0.910FSDNo FoilSFJ0.100SPLWPLTPS3.680BD0.100MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.130Flotation Date15/06/2023MeasurerComment
SFFP0.047FFMFF0.800LCFcl3.348SG1.0250
SAFP6.136FAMFA0.583LCFsh3.514HBI0.706
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03190002OJQIssued on 16/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

MEFISTO

ITA-109M20

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.701.021.562.272.7015.3815/06/2023
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.020.420.741.361.922.366.98YesNo 9.0415/06/2023
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA9.059.059.055.105.6391%39.2615/06/2023
ORC Ref  03190002OJQIssued on 16/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org