Non Spin/HSFClub Certificate2025
MelodyISR431
IYC
IYC , P.O.Box 3299
Ramat Gan
Israel
Rated boat velocities in knots
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles46.7°46.7°44.9°43.1°41.9°40.8°40.4°40.4°41.5°
Beat VMG2.072.983.774.394.865.165.295.355.25
52°3.334.705.846.657.217.547.697.777.74
60°3.645.066.196.987.487.787.948.058.06
75°3.845.306.447.237.708.008.228.488.59
90°3.725.176.337.197.718.058.328.789.09
110°3.134.515.746.747.497.968.318.969.57
120°2.934.265.486.487.287.828.208.899.59
135°2.533.744.905.906.757.437.898.569.23
150°2.103.174.194.985.806.517.137.978.59
Run VMG1.842.753.634.435.245.976.647.678.32
Gybe Angles143.1°143.1°143.8°168.5°169.4°170.3°171.2°174.4°175.4°
APH ToD:598.8CDL: 9.989APH ToT: 1.0020CertNo:25431
BOAT
ClassOCEANIS 43DesignerBERRET/RACOUPEAUBuilderBENETEAUAge date01/2008Series date10/2005Offset fileOCE43CL.OFFData fileISR431
HULL
Length Overall12.750 mMaximum Beam4.110 mDraft1.982 mDisplacement8,875 kgDLR5.3790IMS DivisionCruiser/RacerDynamic Allowance0.390%Age Allowance0.487%
PROPELLER
InstallationStrutTypeSolid 3 bladesDiameter0.465m
CREW
Maximum weight873 kg(default)Minimum weight742 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail35.1935.34Headsail Luffed49.4749.47Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail11.85Storm Jib12.62Heavy Weather Jib34.05
SAIL LIMITS
Headsails1
✱ One set on the forestay
✱ Zero set flying
✱ Woven polyester sails
Spinnakers0
✱ No spinnaker pole aboard
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
Builder's displacement. and Sail declaration
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  04390003H05Issued on 16/01/2025Valid until 28/02/2026
VPP ver: 2025 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2025
MelodyISR431
IYC
IYC , P.O.Box 3299
Ramat Gan
Israel
Time Allowances in secs/NM
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG1736.61209.6955.0820.9741.3697.8680.6673.1686.1
52°1081.0766.3616.9541.5499.0477.8468.1463.2465.0
60°989.5711.8581.4515.8481.2462.9453.2447.2446.4
75°938.7679.7559.0498.2467.5449.9437.9424.4419.2
90°967.9697.0568.6500.8466.6447.1432.8410.1396.2
110°1151.3798.8627.1534.3480.9452.4433.3401.7376.1
120°1229.2844.4656.6555.1494.2460.2439.1405.1375.5
135°1424.0961.5734.6610.2533.5484.8456.3420.4390.0
150°1711.51134.7859.4722.2621.0552.9505.1451.9419.1
Run VMG1957.31310.3992.3812.5687.5602.9542.2469.2432.6
Selected Courses
Windward / Leeward1845.81260.0973.7816.7714.4650.3611.4571.2559.4
All purpose1373.8949.5744.0635.2567.8527.2502.9476.1463.4
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward757.80.7918
All purpose598.81.0020
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low846.70.7086
Triple Number Coastal/Long Distance Medium594.81.0088
Triple Number Coastal/Long Distance High498.91.2026
Triple Number Windward/Leeward Low1116.90.5372
Triple Number Windward/Leeward Medium754.10.7957
Triple Number Windward/Leeward High606.10.9900
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance661.30.9074
Triple Number Coastal/Long Distance Low846.70.7086
Triple Number Coastal/Long Distance Medium594.81.0088
Triple Number Coastal/Long Distance High498.91.2026
Triple Number Windward/Leeward Low1116.90.5372
Triple Number Windward/Leeward Medium754.10.7957
Triple Number Windward/Leeward High606.10.9900
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2002.81265.0912.3727.6611.6550.2509.5454.5438.5
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7268
Downwind "popa"0.7754
70% up, 30% down "Ilhabela"0.7407
30% up, 70% down "Ilhabela-inverso"0.7601
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low846.70.7086
Triple Number Coastal/Long Distance Medium594.81.0088
Triple Number Coastal/Long Distance High498.91.2026
Triple Number Windward/Leeward Low1116.90.5372
Triple Number Windward/Leeward Medium754.10.7957
Triple Number Windward/Leeward High606.10.9900
Predominantly Upwind635.00.9449
Predominantly Downwind633.00.9478
Custom scoring options for Canada
Scoring OptionTODTOT
TriNum AP Low846.80.7086
TriNum AP Med594.91.0086
TriNum AP High498.91.2026
TriNum W/L Low1174.10.5110
TriNum W/L Med754.10.7957
TriNum W/L Hig606.10.9900
Predom. Upwind668.00.8982
Predom. Reaching599.11.0015
Predom. Downwind670.70.8946
Predom. Up Low1017.00.5900
Predom. Up L/M727.80.8244
Predom. Up Med604.70.9923
Predom. Up M/H540.31.1104
Predom. Up High520.61.1526
Predom. Dn Low1093.50.5487
Predom. Dn L/M754.80.7949
Predom. Dn Med601.00.9984
Predom. Dn M/H505.71.1865
Predom. Dn High462.41.2976
Predom. Rc Low923.10.6500
Predom. Rc L/M657.60.9125
Predom. Rc Med543.11.1047
Predom. Rc M/H478.31.2545
Predom. Rc High450.21.3329
SA/DSPL Upwind19.61SA/DSPL Downwind19.61
Scoring OptionTODTOT
5B W/L Low1335.10.4494
5B W/L L/M922.20.6506
5B W/L Med733.80.8177
5B W/L M/H619.90.9680
5B W/L High576.11.0415
W/L 60-40 Low1323.70.4533
W/L 60-40 L/M920.50.6518
W/L 60-40 Med739.00.8119
W/L 60-40 M/H633.30.9474
W/L 60-40 High596.21.0064
5B AP Low963.70.6226
5B AP L/M709.90.8452
5B AP Med581.51.0318
5B AP M/H507.91.1813
5B AP High478.51.2538
5B SF Bay Low1129.40.5313
5B SF Bay L/M876.00.6850
5B SF Bay Med703.50.8528
5B SF Bay M/H602.80.9954
5B SF Bay High565.91.0602
Chicago-Mac Upwind0.8596
Chicago-Mac All Purpose0.8607
Chicago-Mac Downwind0.8499
BayMac Cove Island1028.90.5832
BayMac Shore1016.80.5901
Harvest Moon506.21.1852
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance661.30.9074
Triple Number Coastal/Long Distance Low846.70.7086
Triple Number Coastal/Long Distance Medium594.81.0088
Triple Number Coastal/Long Distance High498.91.2026
Triple Number Windward/Leeward Low1116.90.5372
Triple Number Windward/Leeward Medium754.10.7957
Triple Number Windward/Leeward High606.10.9900
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2002.81265.0912.3727.6611.6550.2509.5454.5438.5
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance661.30.9074
Triple Number Coastal/Long Distance Low846.70.7086
Triple Number Coastal/Long Distance Medium594.81.0088
Triple Number Coastal/Long Distance High498.91.2026
Triple Number Windward/Leeward Low1116.90.5372
Triple Number Windward/Leeward Medium754.10.7957
Triple Number Windward/Leeward High606.10.9900
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2002.81265.0912.3727.6611.6550.2509.5454.5438.5
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance661.3
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2002.81265.0912.3727.6611.6550.2509.5454.5438.5
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low846.70.7086
Triple Number Coastal/Long Distance Medium594.81.0088
Triple Number Coastal/Long Distance High498.91.2026
Triple Number Windward/Leeward Low1116.90.5372
Triple Number Windward/Leeward Medium754.10.7957
Triple Number Windward/Leeward High606.10.9900
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating661.30.9074
FinRating, kevyt tuuli1315.20.7603
FinRating, kova tuuli483.11.0351
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low846.70.7086
Triple Number Coastal/Long Distance Medium594.81.0088
Triple Number Coastal/Long Distance High498.91.2026
Triple Number Windward/Leeward Low1116.90.5372
Triple Number Windward/Leeward Medium754.10.7957
Triple Number Windward/Leeward High606.10.9900
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9074
Triple Number Coastal/Long Distance Low0.7086
Triple Number Coastal/Long Distance Medium1.0088
Triple Number Coastal/Long Distance High1.2026
Triple Number Windward/Leeward Low0.5372
Triple Number Windward/Leeward Medium0.7957
Triple Number Windward/Leeward High0.9900
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2002.81265.0912.3727.6611.6550.2509.5454.5438.5
For information
General Purpose Handicap (GPH)687.1
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance661.30.9074
Triple Number Coastal/Long Distance Low846.70.7086
Triple Number Coastal/Long Distance Medium594.81.0088
Triple Number Coastal/Long Distance High498.91.2026
Triple Number Windward/Leeward Low1116.90.5372
Triple Number Windward/Leeward Medium754.10.7957
Triple Number Windward/Leeward High606.10.9900
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2002.81265.0912.3727.6611.6550.2509.5454.5438.5
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low846.70.7086
Triple Number Coastal/Long Distance Medium594.81.0088
Triple Number Coastal/Long Distance High498.91.2026
Triple Number Windward/Leeward Low1116.90.5372
Triple Number Windward/Leeward Medium754.10.7957
Triple Number Windward/Leeward High606.10.9900
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance661.30.9074
Triple Number Coastal/Long Distance Low846.70.7086
Triple Number Coastal/Long Distance Medium594.81.0088
Triple Number Coastal/Long Distance High498.91.2026
Triple Number Windward/Leeward Low1116.90.5372
Triple Number Windward/Leeward Medium754.10.7957
Triple Number Windward/Leeward High606.10.9900
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2002.81265.0912.3727.6611.6550.2509.5454.5438.5
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance661.30.9074
Triple Number Coastal/Long Distance Low846.70.7086
Triple Number Coastal/Long Distance Medium594.81.0088
Triple Number Coastal/Long Distance High498.91.2026
Triple Number Windward/Leeward Low1116.90.5372
Triple Number Windward/Leeward Medium754.10.7957
Triple Number Windward/Leeward High606.10.9900
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2002.81265.0912.3727.6611.6550.2509.5454.5438.5
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low846.7
Triple Number Coastal/Long Distance Medium594.8
Triple Number Coastal/Long Distance High498.9
Triple Number Windward/Leeward Low1116.9
Triple Number Windward/Leeward Medium754.1
Triple Number Windward/Leeward High606.1
Predominantly Upwind635.0
Predominantly Downwind633.0
Predominantly Reaching589.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance661.30.9074
Triple Number Coastal/Long Distance Low846.70.7086
Triple Number Coastal/Long Distance Medium594.81.0088
Triple Number Coastal/Long Distance High498.91.2026
Triple Number Windward/Leeward Low1116.90.5372
Triple Number Windward/Leeward Medium754.10.7957
Triple Number Windward/Leeward High606.10.9900
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2002.81265.0912.3727.6611.6550.2509.5454.5438.5
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7086
Triple Number Coastal/Long Distance Medium1.0088
Triple Number Coastal/Long Distance High1.2026
Triple Number Windward/Leeward Low0.5372
Triple Number Windward/Leeward Medium0.7957
Triple Number Windward/Leeward High0.9900
Coastal/Long Distance0.9074
Predominantly Upwind0.9449
Predominantly Downwind0.9478
For information
General Purpose Handicap (GPH)687.1
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0020
Distanseseilas Trippeltall svak vind0.7086
Distanseseilas Trippeltall mellomvind1.0088
Distanseseilas Trippeltall sterk vind1.2026
Pølsebane Trippeltall svak vind0.5372
Pølsebane Trippeltall mellomvind0.7957
Pølsebane Trippeltall sterk vind0.9900
Motvind Singeltall0.9449
Medvind Singeltall0.9478
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low846.70.7086
Triple Number Coastal/Long Distance Medium594.81.0088
Triple Number Coastal/Long Distance High498.91.2026
Triple Number Windward/Leeward Low1116.90.5372
Triple Number Windward/Leeward Medium754.10.7957
Triple Number Windward/Leeward High606.10.9900
Coastal/Long Distance661.30.9074
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind635.00.9449
Predominantly Downwind633.00.9478
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore562.91.0659
Cape Doctor Coastal467.21.2842
Triple Number Coastal/Long Distance Low846.70.7086
Triple Number Coastal/Long Distance Medium594.81.0088
Triple Number Coastal/Long Distance High498.91.2026
Triple Number Windward/Leeward Low1116.90.5372
Triple Number Windward/Leeward Medium754.10.7957
Triple Number Windward/Leeward High606.10.9900
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7086
Triple Number Coastal/Long Distance Medium1.0088
Triple Number Coastal/Long Distance High1.2026
Triple Number Windward/Leeward Low0.5372
Triple Number Windward/Leeward Medium0.7957
Triple Number Windward/Leeward High0.9900
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7086
Triple Number Coastal/Long Distance Medium1.0088
Triple Number Coastal/Long Distance High1.2026
Triple Number Windward/Leeward Low0.5372
Triple Number Windward/Leeward Medium0.7957
Triple Number Windward/Leeward High0.9900
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance661.30.9074
Triple Number Coastal/Long Distance Low846.70.7086
Triple Number Coastal/Long Distance Medium594.81.0088
Triple Number Coastal/Long Distance High498.91.2026
Triple Number Windward/Leeward Low1116.90.5372
Triple Number Windward/Leeward Medium754.10.7957
Triple Number Windward/Leeward High606.10.9900
Predominantly Upwind635.00.9449
Predominantly Downwind633.00.9478
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2002.81265.0912.3727.6611.6550.2509.5454.5438.5
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance661.30.9074
Triple Number Coastal/Long Distance Low846.70.7086
Triple Number Coastal/Long Distance Medium594.81.0088
Triple Number Coastal/Long Distance High498.91.2026
Triple Number Windward/Leeward Low1116.90.5372
Triple Number Windward/Leeward Medium754.10.7957
Triple Number Windward/Leeward High606.10.9900
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2002.81265.0912.3727.6611.6550.2509.5454.5438.5
Custom scoring options for United States of America
Scoring OptionTODTOT
TriNum AP Low846.80.7086
TriNum AP Med594.91.0086
TriNum AP High498.91.2026
TriNum W/L Low1174.10.5110
TriNum W/L Med754.10.7957
TriNum W/L Hig606.10.9900
Predom. Upwind668.00.8982
Predom. Reaching599.11.0015
Predom. Downwind670.70.8946
Predom. Up Low1017.00.5900
Predom. Up L/M727.80.8244
Predom. Up Med604.70.9923
Predom. Up M/H540.31.1104
Predom. Up High520.61.1526
Predom. Dn Low1093.50.5487
Predom. Dn L/M754.80.7949
Predom. Dn Med601.00.9984
Predom. Dn M/H505.71.1865
Predom. Dn High462.41.2976
Predom. Rc Low923.10.6500
Predom. Rc L/M657.60.9125
Predom. Rc Med543.11.1047
Predom. Rc M/H478.31.2545
Predom. Rc High450.21.3329
SA/DSPL Upwind19.61SA/DSPL Downwind19.61
Scoring OptionTODTOT
5B W/L Low1335.10.4494
5B W/L L/M922.20.6506
5B W/L Med733.80.8177
5B W/L M/H619.90.9680
5B W/L High576.11.0415
W/L 60-40 Low1323.70.4533
W/L 60-40 L/M920.50.6518
W/L 60-40 Med739.00.8119
W/L 60-40 M/H633.30.9474
W/L 60-40 High596.21.0064
5B AP Low963.70.6226
5B AP L/M709.90.8452
5B AP Med581.51.0318
5B AP M/H507.91.1813
5B AP High478.51.2538
5B SF Bay Low1129.40.5313
5B SF Bay L/M876.00.6850
5B SF Bay Med703.50.8528
5B SF Bay M/H602.80.9954
5B SF Bay High565.91.0602
Chicago-Mac Upwind0.8596
Chicago-Mac All Purpose0.8607
Chicago-Mac Downwind0.8499
BayMac Cove Island1028.90.5832
BayMac Shore1016.80.5901
Harvest Moon506.21.1852
ORC Ref  04390003H05Issued on 16/01/2025Valid until 28/02/2026
VPP ver: 2025 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2025
MelodyISR431
IYC
IYC , P.O.Box 3299
Ramat Gan
Israel
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassOCEANIS 43Measurement13/10/2021HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA12.750Max. Beam4.110Draft1.982Displacement8,875Wetted area35.07IMS L11.862LSM011.815Acc. length12.750Sink (kg/mm) 26.69
VCGD0.035VCGM0.125RM Rated (kg·m) 212.6Limit of positive stability(°) N/AStability IndexN/ADefault crew weight873Declared crew weightN/A
PROPELLER
Propeller TypeSolid 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.465PBW0.156PIPA0.0262
EDLST1ST2
ST3ST4ST5
RIG
Forestay tensionFixedInner stayNone FittedMast materialAluminumSingle headsail furlerYesMainsail furlerIn mastArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders2Rotating mastNo
P14.100IG15.065ISP15.315MDT10.155MDL10.235MDT20.155MDL20.235TL0.000MWGO0.239
E4.800J4.650BAS1.945FSDSFJ0.000SPLWPLTPS4.700BD0.180MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date08/05/2017
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04390003H05Issued on 16/01/2025Valid until 28/02/2026
VPP ver: 2025 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2025
MelodyISR431
IYC
IYC , P.O.Box 3299
Ramat Gan
Israel
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM0.070.671.322.553.6935.1902/02/2022owner declaration per specification
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentG16.7514.40NoNo 49.47owner declaration per specification
CRUISER/RACER REQUIREMENTS*
Accommodation length12.8 mTable area0.66 m²Headroom1.84 mMinimum number of berths6Personal gear stowage0.24 m³Fresh water capacity204 lMinimum number of seats in cockpit6Food stowage0.36 m³Fuel capacity106 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04390003H05Issued on 16/01/2025Valid until 28/02/2026
VPP ver: 2025 1.00 | © ORC | www.orc.org