Non Spin/HSFClub Certificate2025
TopplenteNOR 357
Norges Seilforbund
Sognsveien 73
0854 OSLO
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 Angles44.1°44.1°41.7°39.3°37.9°37.8°37.8°38.4°39.8°
Beat VMG2.443.364.084.574.764.834.874.904.82
52°3.855.166.056.526.806.957.057.187.17
60°4.165.466.266.757.147.337.487.667.72
75°4.385.656.396.977.587.978.248.628.84
90°4.265.556.356.967.658.459.029.7810.29
110°3.574.945.996.627.288.119.0911.1312.58
120°3.264.615.726.417.007.708.6010.8813.87
135°2.743.975.085.956.527.097.769.4612.34
150°2.283.344.345.235.966.476.988.229.79
Run VMG1.962.893.794.675.466.106.607.719.12
Gybe Angles145.1°145.1°174.4°175.7°177.1°178.1°178.4°177.5°176.1°
APH ToD:596.1CDL: 7.532APH ToT: 1.0065CertNo:20866
BOAT
ClassMELGES 24 ODDesignerREICHEL/PUGHBuilderMelges boatworksAge dateSeries date12/1992Offset filemelg24.od.offData file20866
HULL
Length Overall7.509 mMaximum Beam2.490 mDraft1.525 mDisplacement821 kgDLR2.7391IMS DivisionSportboatDynamic Allowance0.090%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight510 kg(declared)Minimum weight380 kg ✱ when appliedNon Manual PowerNoCrew Arm ExtensionLoose or no lifelines
SAIL AREAS (m²)
MeasuredRatedMainsail21.3822.33Headsail Luffed12.1312.13Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail5.87Storm Jib3.72Heavy Weather Jib10.04
SAIL LIMITS
Headsails1
✱ One set on the forestay
✱ Zero set flying
Spinnakers0
✱ No spinnaker pole aboard
STABILITY
Righting MomentN/AStability IndexN/A
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.
Non Spin/HSFClub Certificate2025
TopplenteNOR 357
Norges Seilforbund
Sognsveien 73
0854 OSLO
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 VMG1475.41070.8881.8788.5756.1745.0739.8734.6747.2
52°934.5697.0594.8552.1529.3518.0510.4501.4502.2
60°865.8659.6574.7533.3504.1491.1481.4470.0466.6
75°822.8637.2563.1516.3474.9451.8437.1417.5407.4
90°845.9648.7566.8517.4470.6426.2399.0368.3349.8
110°1008.0728.3601.1543.6494.8444.1395.9323.4286.1
120°1105.3780.5629.3561.7514.0467.3418.4330.7259.6
135°1311.8906.9709.4605.5552.2507.5463.9380.6291.8
150°1576.51077.7830.4687.7603.6556.1515.4438.0367.5
Run VMG1834.51244.4949.2771.7659.1589.9545.7467.1394.8
Selected Courses
Windward / Leeward1652.11157.6915.5780.1707.6667.4642.7600.8571.0
All purpose1216.9874.7712.5626.0575.1541.2515.2472.8442.7
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward745.50.8048
All purpose596.11.0065
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low793.50.7561
Triple Number Coastal/Long Distance Medium595.11.0083
Triple Number Coastal/Long Distance High505.81.1863
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium739.10.8118
Triple Number Windward/Leeward High633.20.9476
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance653.50.9181
Triple Number Coastal/Long Distance Low793.50.7561
Triple Number Coastal/Long Distance Medium595.11.0083
Triple Number Coastal/Long Distance High505.81.1863
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium739.10.8118
Triple Number Windward/Leeward High633.20.9476
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1793.51166.3862.5705.3616.0564.4519.7437.8402.5
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7347
Downwind "popa"0.8035
70% up, 30% down "Ilhabela"0.7541
30% up, 70% down "Ilhabela-inverso"0.7815
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low793.50.7561
Triple Number Coastal/Long Distance Medium595.11.0083
Triple Number Coastal/Long Distance High505.81.1863
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium739.10.8118
Triple Number Windward/Leeward High633.20.9476
Predominantly Upwind637.00.9419
Predominantly Downwind625.30.9595
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low793.60.7561
Triple Number AP Medium595.11.0082
Triple Number AP High505.81.1863
Triple Number Windward/Leeward Low1084.80.5531
Triple Number Windward/Leeward Medium739.10.8118
Triple Number Windward/Leeward High633.20.9476
Single Number Predominant Upwind660.30.9087
Single Number Predominant Reaching587.21.0219
Single Number Predominant Downwind654.00.9174
Predominant Upwind - Low920.90.6515
Predominant Upwind - Low/Med701.30.8556
Predominant Upwind - Medium614.80.9759
Predominant Upwind - Med/High566.91.0584
Predominant Upwind - High541.91.1072
Predominant Downwind Low1019.80.5884
Predominant Downwind Low/Med729.80.8222
Predominant Downwind Medium599.31.0011
Predominant Downwind Med/High510.01.1764
Predominant Downwind High448.81.3369
Predominant Reaching Low852.90.7035
Predominant Reaching Low/Med642.90.9332
Predominant Reaching Medium548.61.0937
Predominant Reaching Med/High479.11.2522
Predominant Reaching High434.11.3823
SA/DSPL Upwind38.26SA/DSPL Downwind38.26
Scoring OptionTODTOT
5-Band Windward/Leeward Low1221.40.4912
5-Band Windward/Leeward Low/Med872.70.6875
5-Band Windward/Leeward Medium724.80.8278
5-Band Windward/Leeward Med/High645.20.9299
5-Band Windward/Leeward High602.90.9951
Windward/Leeward 60-40 Low1202.10.4991
Windward/Leeward 60-40 Low/Med869.80.6898
Windward/Leeward 60-40 Medium733.60.8179
Windward/Leeward 60-40 Med/High664.40.9031
Windward/Leeward 60-40 High629.90.9526
5-Band AP Low889.90.6742
5-Band AP Low/Med685.60.8751
5-Band AP Medium584.31.0268
5-Band AP Med/High517.51.1595
5-Band AP High474.91.2634
5-Band SF Bay Tour - Low1039.50.5772
5-Band SF Bay Tour - Low/Med831.30.7217
5-Band SF Bay Tour - Medium700.40.8566
5-Band SF Bay Tour - Med/High628.70.9544
5-Band SF Bay Tour - High587.11.0220
Chicago-Mac Upwind0.8787
Chicago-Mac All Purpose0.8836
Chicago-Mac Downwind0.8753
Bayview-Mac Cove Island0.6266
Bayview-Mac Shore0.6347
Harvest Moon Regatta497.01.2072
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance653.50.9181
Triple Number Coastal/Long Distance Low793.50.7561
Triple Number Coastal/Long Distance Medium595.11.0083
Triple Number Coastal/Long Distance High505.81.1863
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium739.10.8118
Triple Number Windward/Leeward High633.20.9476
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1793.51166.3862.5705.3616.0564.4519.7437.8402.5
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance653.50.9181
Triple Number Coastal/Long Distance Low793.50.7561
Triple Number Coastal/Long Distance Medium595.11.0083
Triple Number Coastal/Long Distance High505.81.1863
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium739.10.8118
Triple Number Windward/Leeward High633.20.9476
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1793.51166.3862.5705.3616.0564.4519.7437.8402.5
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance653.5
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1793.51166.3862.5705.3616.0564.4519.7437.8402.5
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low793.50.7561
Triple Number Coastal/Long Distance Medium595.11.0083
Triple Number Coastal/Long Distance High505.81.1863
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium739.10.8118
Triple Number Windward/Leeward High633.20.9476
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating653.50.9181
FinRating, kevyt tuuli1201.40.8324
FinRating, kova tuuli473.61.0558
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low793.50.7561
Triple Number Coastal/Long Distance Medium595.11.0083
Triple Number Coastal/Long Distance High505.81.1863
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium739.10.8118
Triple Number Windward/Leeward High633.20.9476
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9181
Triple Number Coastal/Long Distance Low0.7561
Triple Number Coastal/Long Distance Medium1.0083
Triple Number Coastal/Long Distance High1.1863
Triple Number Windward/Leeward Low0.5788
Triple Number Windward/Leeward Medium0.8118
Triple Number Windward/Leeward High0.9476
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1793.51166.3862.5705.3616.0564.4519.7437.8402.5
For information
General Purpose Handicap (GPH)674.9
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance653.50.9181
Triple Number Coastal/Long Distance Low793.50.7561
Triple Number Coastal/Long Distance Medium595.11.0083
Triple Number Coastal/Long Distance High505.81.1863
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium739.10.8118
Triple Number Windward/Leeward High633.20.9476
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1793.51166.3862.5705.3616.0564.4519.7437.8402.5
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low793.50.7561
Triple Number Coastal/Long Distance Medium595.11.0083
Triple Number Coastal/Long Distance High505.81.1863
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium739.10.8118
Triple Number Windward/Leeward High633.20.9476
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance653.50.9181
Triple Number Coastal/Long Distance Low793.50.7561
Triple Number Coastal/Long Distance Medium595.11.0083
Triple Number Coastal/Long Distance High505.81.1863
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium739.10.8118
Triple Number Windward/Leeward High633.20.9476
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1793.51166.3862.5705.3616.0564.4519.7437.8402.5
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance653.50.9181
Triple Number Coastal/Long Distance Low793.50.7561
Triple Number Coastal/Long Distance Medium595.11.0083
Triple Number Coastal/Long Distance High505.81.1863
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium739.10.8118
Triple Number Windward/Leeward High633.20.9476
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1793.51166.3862.5705.3616.0564.4519.7437.8402.5
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low793.5
Triple Number Coastal/Long Distance Medium595.1
Triple Number Coastal/Long Distance High505.8
Triple Number Windward/Leeward Low1036.6
Triple Number Windward/Leeward Medium739.1
Triple Number Windward/Leeward High633.2
Predominantly Upwind637.0
Predominantly Downwind625.3
Predominantly Reaching584.0
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance653.50.9181
Triple Number Coastal/Long Distance Low793.50.7561
Triple Number Coastal/Long Distance Medium595.11.0083
Triple Number Coastal/Long Distance High505.81.1863
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium739.10.8118
Triple Number Windward/Leeward High633.20.9476
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1793.51166.3862.5705.3616.0564.4519.7437.8402.5
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7561
Triple Number Coastal/Long Distance Medium1.0083
Triple Number Coastal/Long Distance High1.1863
Triple Number Windward/Leeward Low0.5788
Triple Number Windward/Leeward Medium0.8118
Triple Number Windward/Leeward High0.9476
Coastal/Long Distance0.9181
Predominantly Upwind0.9419
Predominantly Downwind0.9595
For information
General Purpose Handicap (GPH)674.9
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0065
Distanseseilas Trippeltall svak vind0.7561
Distanseseilas Trippeltall mellomvind1.0083
Distanseseilas Trippeltall sterk vind1.1863
Pølsebane Trippeltall svak vind0.5788
Pølsebane Trippeltall mellomvind0.8118
Pølsebane Trippeltall sterk vind0.9476
Motvind Singeltall0.9419
Medvind Singeltall0.9595
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low793.50.7561
Triple Number Coastal/Long Distance Medium595.11.0083
Triple Number Coastal/Long Distance High505.81.1863
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium739.10.8118
Triple Number Windward/Leeward High633.20.9476
Coastal/Long Distance653.50.9181
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind637.00.9419
Predominantly Downwind625.30.9595
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore580.01.0345
Cape Doctor Coastal451.71.3283
Triple Number Coastal/Long Distance Low793.50.7561
Triple Number Coastal/Long Distance Medium595.11.0083
Triple Number Coastal/Long Distance High505.81.1863
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium739.10.8118
Triple Number Windward/Leeward High633.20.9476
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7561
Triple Number Coastal/Long Distance Medium1.0083
Triple Number Coastal/Long Distance High1.1863
Triple Number Windward/Leeward Low0.5788
Triple Number Windward/Leeward Medium0.8118
Triple Number Windward/Leeward High0.9476
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7561
Triple Number Coastal/Long Distance Medium1.0083
Triple Number Coastal/Long Distance High1.1863
Triple Number Windward/Leeward Low0.5788
Triple Number Windward/Leeward Medium0.8118
Triple Number Windward/Leeward High0.9476
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance653.50.9181
Triple Number Coastal/Long Distance Low793.50.7561
Triple Number Coastal/Long Distance Medium595.11.0083
Triple Number Coastal/Long Distance High505.81.1863
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium739.10.8118
Triple Number Windward/Leeward High633.20.9476
Predominantly Upwind637.00.9419
Predominantly Downwind625.30.9595
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1793.51166.3862.5705.3616.0564.4519.7437.8402.5
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance653.50.9181
Triple Number Coastal/Long Distance Low793.50.7561
Triple Number Coastal/Long Distance Medium595.11.0083
Triple Number Coastal/Long Distance High505.81.1863
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium739.10.8118
Triple Number Windward/Leeward High633.20.9476
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1793.51166.3862.5705.3616.0564.4519.7437.8402.5
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low793.60.7561
Triple Number AP Medium595.11.0082
Triple Number AP High505.81.1863
Triple Number Windward/Leeward Low1084.80.5531
Triple Number Windward/Leeward Medium739.10.8118
Triple Number Windward/Leeward High633.20.9476
Single Number Predominant Upwind660.30.9087
Single Number Predominant Reaching587.21.0219
Single Number Predominant Downwind654.00.9174
Predominant Upwind - Low920.90.6515
Predominant Upwind - Low/Med701.30.8556
Predominant Upwind - Medium614.80.9759
Predominant Upwind - Med/High566.91.0584
Predominant Upwind - High541.91.1072
Predominant Downwind Low1019.80.5884
Predominant Downwind Low/Med729.80.8222
Predominant Downwind Medium599.31.0011
Predominant Downwind Med/High510.01.1764
Predominant Downwind High448.81.3369
Predominant Reaching Low852.90.7035
Predominant Reaching Low/Med642.90.9332
Predominant Reaching Medium548.61.0937
Predominant Reaching Med/High479.11.2522
Predominant Reaching High434.11.3823
SA/DSPL Upwind38.26SA/DSPL Downwind38.26
Scoring OptionTODTOT
5-Band Windward/Leeward Low1221.40.4912
5-Band Windward/Leeward Low/Med872.70.6875
5-Band Windward/Leeward Medium724.80.8278
5-Band Windward/Leeward Med/High645.20.9299
5-Band Windward/Leeward High602.90.9951
Windward/Leeward 60-40 Low1202.10.4991
Windward/Leeward 60-40 Low/Med869.80.6898
Windward/Leeward 60-40 Medium733.60.8179
Windward/Leeward 60-40 Med/High664.40.9031
Windward/Leeward 60-40 High629.90.9526
5-Band AP Low889.90.6742
5-Band AP Low/Med685.60.8751
5-Band AP Medium584.31.0268
5-Band AP Med/High517.51.1595
5-Band AP High474.91.2634
5-Band SF Bay Tour - Low1039.50.5772
5-Band SF Bay Tour - Low/Med831.30.7217
5-Band SF Bay Tour - Medium700.40.8566
5-Band SF Bay Tour - Med/High628.70.9544
5-Band SF Bay Tour - High587.11.0220
Chicago-Mac Upwind0.8787
Chicago-Mac All Purpose0.8836
Chicago-Mac Downwind0.8753
Bayview-Mac Cove Island0.6266
Bayview-Mac Shore0.6347
Harvest Moon Regatta497.01.2072
Non Spin/HSFClub Certificate2025
TopplenteNOR 357
Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassMELGES 24 ODMeasurementHINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.509Max. Beam2.490Draft1.525Displacement821Wetted area10.31IMS L7.264LSM06.692Acc. length7.509Sink (kg/mm) 8.78
VCGD0.040VCGM0.020RM Rated (kg·m) 25.1Limit of positive stability(°) N/AStability IndexN/ADefault crew weight388Declared crew weight510
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialCarbonSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders1Rotating mastNo
P8.818IG8.620ISP9.777MDT10.076MDL10.120MDT20.062MDL20.075TL1.578MW0.114GO0.114
E3.800J2.506BAS1.000FSD0.000SFJ0.200SPLWPLTPS4.106BD0.103MWT28.00MCG3.150
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date16/03/2017
W118.5W218.5W318.5W418.5
PD1427.9PD2432.4PD3428.3PD4436.5
WD7.400PLM9000.00GSA1.0RSA1.0RM25.0
BALLAST
TANKS
INVENTORY
IdDescriptionWeight SailingLCGVCGGAIdDescriptionWeight SailingLCGVCGGA1MIN 12kg OUTBOARD   
INVENTORY
Fixed Ballast Total0
Total deductible
OTHER ITEMSIdKindDescriptionWeightLCGVCG1EngineMIN 12kg OUTBOARDTotal deductible
Non Spin/HSFClub Certificate2025
TopplenteNOR 357
Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM0.180.931.682.703.3321.38CLASS RULES & MEAS
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentH0.050.400.761.422.092.788.56NoNo 12.13CLASS RULES