Club Certificate2025
Gone with the windNOR 458
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 Angles40.3°40.3°38.5°37.8°37.7°37.9°38.3°39.2°41.6°
Beat VMG2.963.724.064.214.264.284.284.274.11
52°4.445.445.755.885.956.016.046.096.02
60°4.595.605.906.056.146.226.286.326.32
75°4.635.706.066.276.426.566.676.816.89
90°4.585.666.106.436.676.877.077.417.67
110°4.295.496.146.616.947.337.668.319.02
120°4.205.416.116.657.187.678.209.5710.41
135°3.805.045.856.406.967.698.7110.9812.94
150°3.144.365.315.926.446.967.6310.5313.73
Run VMG2.733.784.605.235.746.216.679.1211.89
Gybe Angles143.5°143.5°151.2°158.2°168.5°174.4°173.9°144.2°148.5°
APH ToD:615.6CDL: 6.089APH ToT: 0.9747CertNo:8854
BOAT
ClassMini 650 ZeroDesignerMarcLombardBuilderCorsa MarineAge date01/2003Series date01/2003Offset filehc59401.offData file8854
HULL
Length Overall6.500 mMaximum Beam3.008 mDraft1.631 mDisplacement1,166 kgDLR6.4122IMS DivisionSportboatDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight120 kg(declared)Minimum weight120 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail21.5422.42Headsail Luffed33.1933.19Headsail FlyingSymmetricAsymmetric59.4160.09 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS (m²)
Trysail5.21Storm Jib4.86Heavy Weather Jib13.10
SAIL LIMITS
Headsails5Spinnakers4
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.
Club Certificate2025
Gone with the windNOR 458
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 VMG1216.4966.9885.7855.1844.7840.7840.6842.5875.3
52°810.7661.8625.9612.4604.8599.1595.8591.2597.8
60°783.7642.3610.0595.5586.1578.7573.6569.4569.9
75°777.0631.8593.7574.4560.7549.1540.0528.8522.7
90°786.8635.6590.0559.6539.9523.7509.4485.5469.3
110°838.2655.9586.0544.4518.6491.2469.9433.4399.0
120°856.4665.1589.2541.4501.1469.5438.8376.2345.7
135°946.4714.4615.1562.4517.0468.2413.5327.8278.2
150°1146.6825.9677.9607.7558.8517.2471.9341.9262.1
Run VMG1318.4953.6782.0688.8626.8579.3540.0394.8302.7
Selected Courses
Windward / Leeward1262.6960.2833.8771.9735.8710.0690.3618.6589.0
All purpose975.7759.7677.3635.6608.9586.9567.0520.3499.0
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward748.50.8016
All purpose615.60.9747
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High554.41.0822
Triple Number Windward/Leeward Low897.00.6689
Triple Number Windward/Leeward Medium749.50.8005
Triple Number Windward/Leeward High668.40.8977
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance664.70.9026
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High554.41.0822
Triple Number Windward/Leeward Low897.00.6689
Triple Number Windward/Leeward Medium749.50.8005
Triple Number Windward/Leeward High668.40.8977
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1325.0959.6790.4705.1648.3609.1571.8491.4466.8
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6912
Downwind "popa"0.9200
70% up, 30% down "Ilhabela"0.7469
30% up, 70% down "Ilhabela-inverso"0.8369
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High554.41.0822
Triple Number Windward/Leeward Low897.00.6689
Triple Number Windward/Leeward Medium749.50.8005
Triple Number Windward/Leeward High668.40.8977
Predominantly Upwind676.30.8872
Predominantly Downwind604.80.9920
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low718.50.8351
Triple Number AP Medium618.00.9708
Triple Number AP High554.41.0822
Triple Number Windward/Leeward Low927.90.6466
Triple Number Windward/Leeward Medium749.50.8005
Triple Number Windward/Leeward High668.40.8977
Single Number Predominant Upwind687.20.8731
Single Number Predominant Reaching595.31.0079
Single Number Predominant Downwind616.30.9735
Predominant Upwind - Low819.20.7324
Predominant Upwind - Low/Med706.30.8495
Predominant Upwind - Medium666.60.9002
Predominant Upwind - Med/High636.70.9423
Predominant Upwind - High615.10.9755
Predominant Downwind Low830.70.7223
Predominant Downwind Low/Med669.20.8966
Predominant Downwind Medium594.51.0093
Predominant Downwind Med/High520.61.1525
Predominant Downwind High448.91.3365
Predominant Reaching Low746.00.8043
Predominant Reaching Low/Med629.70.9528
Predominant Reaching Medium578.31.0376
Predominant Reaching Med/High527.71.1370
Predominant Reaching High485.41.2360
SA/DSPL Upwind49.39SA/DSPL Downwind73.05
Scoring OptionTODTOT
5-Band Windward/Leeward Low1005.40.5968
5-Band Windward/Leeward Low/Med816.10.7352
5-Band Windward/Leeward Medium741.80.8088
5-Band Windward/Leeward Med/High685.20.8757
5-Band Windward/Leeward High625.90.9586
Windward/Leeward 60-40 Low1006.10.5963
Windward/Leeward 60-40 Low/Med829.10.7237
Windward/Leeward 60-40 Medium763.20.7862
Windward/Leeward 60-40 Med/High716.40.8375
Windward/Leeward 60-40 High670.30.8951
5-Band AP Low768.40.7808
5-Band AP Low/Med664.60.9028
5-Band AP Medium611.80.9806
5-Band AP Med/High566.01.0602
5-Band AP High524.71.1436
5-Band SF Bay Tour - Low888.20.6755
5-Band SF Bay Tour - Low/Med785.70.7637
5-Band SF Bay Tour - Medium719.40.8341
5-Band SF Bay Tour - Med/High666.60.9000
5-Band SF Bay Tour - High615.70.9746
Chicago-Mac Upwind0.8544
Chicago-Mac All Purpose0.8968
Chicago-Mac Downwind0.9381
Bayview-Mac Cove Island0.7162
Bayview-Mac Shore0.7212
Harvest Moon Regatta523.91.1452
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance664.70.9026
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High554.41.0822
Triple Number Windward/Leeward Low897.00.6689
Triple Number Windward/Leeward Medium749.50.8005
Triple Number Windward/Leeward High668.40.8977
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1325.0959.6790.4705.1648.3609.1571.8491.4466.8
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance664.70.9026
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High554.41.0822
Triple Number Windward/Leeward Low897.00.6689
Triple Number Windward/Leeward Medium749.50.8005
Triple Number Windward/Leeward High668.40.8977
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1325.0959.6790.4705.1648.3609.1571.8491.4466.8
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance664.7
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1325.0959.6790.4705.1648.3609.1571.8491.4466.8
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High554.41.0822
Triple Number Windward/Leeward Low897.00.6689
Triple Number Windward/Leeward Medium749.50.8005
Triple Number Windward/Leeward High668.40.8977
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating664.70.9026
FinRating, kevyt tuuli984.71.0155
FinRating, kova tuuli525.20.9520
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High554.41.0822
Triple Number Windward/Leeward Low897.00.6689
Triple Number Windward/Leeward Medium749.50.8005
Triple Number Windward/Leeward High668.40.8977
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9026
Triple Number Coastal/Long Distance Low0.8351
Triple Number Coastal/Long Distance Medium0.9709
Triple Number Coastal/Long Distance High1.0822
Triple Number Windward/Leeward Low0.6689
Triple Number Windward/Leeward Medium0.8005
Triple Number Windward/Leeward High0.8977
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1325.0959.6790.4705.1648.3609.1571.8491.4466.8
For information
General Purpose Handicap (GPH)673.1
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance664.70.9026
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High554.41.0822
Triple Number Windward/Leeward Low897.00.6689
Triple Number Windward/Leeward Medium749.50.8005
Triple Number Windward/Leeward High668.40.8977
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1325.0959.6790.4705.1648.3609.1571.8491.4466.8
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High554.41.0822
Triple Number Windward/Leeward Low897.00.6689
Triple Number Windward/Leeward Medium749.50.8005
Triple Number Windward/Leeward High668.40.8977
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance664.70.9026
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High554.41.0822
Triple Number Windward/Leeward Low897.00.6689
Triple Number Windward/Leeward Medium749.50.8005
Triple Number Windward/Leeward High668.40.8977
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1325.0959.6790.4705.1648.3609.1571.8491.4466.8
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance664.70.9026
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High554.41.0822
Triple Number Windward/Leeward Low897.00.6689
Triple Number Windward/Leeward Medium749.50.8005
Triple Number Windward/Leeward High668.40.8977
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1325.0959.6790.4705.1648.3609.1571.8491.4466.8
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low718.5
Triple Number Coastal/Long Distance Medium618.0
Triple Number Coastal/Long Distance High554.4
Triple Number Windward/Leeward Low897.0
Triple Number Windward/Leeward Medium749.5
Triple Number Windward/Leeward High668.4
Predominantly Upwind676.3
Predominantly Downwind604.8
Predominantly Reaching589.0
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance664.70.9026
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High554.41.0822
Triple Number Windward/Leeward Low897.00.6689
Triple Number Windward/Leeward Medium749.50.8005
Triple Number Windward/Leeward High668.40.8977
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1325.0959.6790.4705.1648.3609.1571.8491.4466.8
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8351
Triple Number Coastal/Long Distance Medium0.9709
Triple Number Coastal/Long Distance High1.0822
Triple Number Windward/Leeward Low0.6689
Triple Number Windward/Leeward Medium0.8005
Triple Number Windward/Leeward High0.8977
Coastal/Long Distance0.9026
Predominantly Upwind0.8872
Predominantly Downwind0.9920
For information
General Purpose Handicap (GPH)673.1
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9747
Distanseseilas Trippeltall svak vind0.8351
Distanseseilas Trippeltall mellomvind0.9709
Distanseseilas Trippeltall sterk vind1.0822
Pølsebane Trippeltall svak vind0.6689
Pølsebane Trippeltall mellomvind0.8005
Pølsebane Trippeltall sterk vind0.8977
Motvind Singeltall0.8872
Medvind Singeltall0.9920
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High554.41.0822
Triple Number Windward/Leeward Low897.00.6689
Triple Number Windward/Leeward Medium749.50.8005
Triple Number Windward/Leeward High668.40.8977
Coastal/Long Distance664.70.9026
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind676.30.8872
Predominantly Downwind604.80.9920
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore597.91.0035
Cape Doctor Coastal505.41.1873
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High554.41.0822
Triple Number Windward/Leeward Low897.00.6689
Triple Number Windward/Leeward Medium749.50.8005
Triple Number Windward/Leeward High668.40.8977
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8351
Triple Number Coastal/Long Distance Medium0.9709
Triple Number Coastal/Long Distance High1.0822
Triple Number Windward/Leeward Low0.6689
Triple Number Windward/Leeward Medium0.8005
Triple Number Windward/Leeward High0.8977
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8351
Triple Number Coastal/Long Distance Medium0.9709
Triple Number Coastal/Long Distance High1.0822
Triple Number Windward/Leeward Low0.6689
Triple Number Windward/Leeward Medium0.8005
Triple Number Windward/Leeward High0.8977
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance664.70.9026
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High554.41.0822
Triple Number Windward/Leeward Low897.00.6689
Triple Number Windward/Leeward Medium749.50.8005
Triple Number Windward/Leeward High668.40.8977
Predominantly Upwind676.30.8872
Predominantly Downwind604.80.9920
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1325.0959.6790.4705.1648.3609.1571.8491.4466.8
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance664.70.9026
Triple Number Coastal/Long Distance Low718.50.8351
Triple Number Coastal/Long Distance Medium618.00.9709
Triple Number Coastal/Long Distance High554.41.0822
Triple Number Windward/Leeward Low897.00.6689
Triple Number Windward/Leeward Medium749.50.8005
Triple Number Windward/Leeward High668.40.8977
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1325.0959.6790.4705.1648.3609.1571.8491.4466.8
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low718.50.8351
Triple Number AP Medium618.00.9708
Triple Number AP High554.41.0822
Triple Number Windward/Leeward Low927.90.6466
Triple Number Windward/Leeward Medium749.50.8005
Triple Number Windward/Leeward High668.40.8977
Single Number Predominant Upwind687.20.8731
Single Number Predominant Reaching595.31.0079
Single Number Predominant Downwind616.30.9735
Predominant Upwind - Low819.20.7324
Predominant Upwind - Low/Med706.30.8495
Predominant Upwind - Medium666.60.9002
Predominant Upwind - Med/High636.70.9423
Predominant Upwind - High615.10.9755
Predominant Downwind Low830.70.7223
Predominant Downwind Low/Med669.20.8966
Predominant Downwind Medium594.51.0093
Predominant Downwind Med/High520.61.1525
Predominant Downwind High448.91.3365
Predominant Reaching Low746.00.8043
Predominant Reaching Low/Med629.70.9528
Predominant Reaching Medium578.31.0376
Predominant Reaching Med/High527.71.1370
Predominant Reaching High485.41.2360
SA/DSPL Upwind49.39SA/DSPL Downwind73.05
Scoring OptionTODTOT
5-Band Windward/Leeward Low1005.40.5968
5-Band Windward/Leeward Low/Med816.10.7352
5-Band Windward/Leeward Medium741.80.8088
5-Band Windward/Leeward Med/High685.20.8757
5-Band Windward/Leeward High625.90.9586
Windward/Leeward 60-40 Low1006.10.5963
Windward/Leeward 60-40 Low/Med829.10.7237
Windward/Leeward 60-40 Medium763.20.7862
Windward/Leeward 60-40 Med/High716.40.8375
Windward/Leeward 60-40 High670.30.8951
5-Band AP Low768.40.7808
5-Band AP Low/Med664.60.9028
5-Band AP Medium611.80.9806
5-Band AP Med/High566.01.0602
5-Band AP High524.71.1436
5-Band SF Bay Tour - Low888.20.6755
5-Band SF Bay Tour - Low/Med785.70.7637
5-Band SF Bay Tour - Medium719.40.8341
5-Band SF Bay Tour - Med/High666.60.9000
5-Band SF Bay Tour - High615.70.9746
Chicago-Mac Upwind0.8544
Chicago-Mac All Purpose0.8968
Chicago-Mac Downwind0.9381
Bayview-Mac Cove Island0.7162
Bayview-Mac Shore0.7212
Harvest Moon Regatta523.91.1452
Club Certificate2025
Gone with the windNOR 458
Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassMini 650 ZeroMeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA6.500Max. Beam3.008Draft1.631Displacement1,166Wetted area10.35IMS L5.929LSM05.664Acc. length6.500Sink (kg/mm) 8.40
VCGD-0.100VCGM-0.082RM Rated (kg·m) 36.4Limit of positive stability(°) N/AStability IndexN/ADefault crew weight306Declared crew weight120
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerArticulated bowspritYesNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders2Rotating mastNo
P9.180IG9.850ISP9.980MDT10.075MDL10.114MDT20.075MDL20.114TL0.000MW0.000GO0.000
E3.240J2.690BAS0.750FSD0.000SFJ0.000SPL0.000WPLTPS5.100BD0.000MWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.100Flotation Date01/01/2015
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
Gone with the windNOR 458
Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment372-2008042223580.580.001.932.693.0821.5422/04/2008
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment372-2007042300000.000.000.000.000.006.3010.35NoNo 33.1901/01/1753400-2014042208100.000.420.801.642.613.659.42NoNo 16.3522/04/2014315-2012062111300.000.000.000.000.002.659.76NoNo 13.1621/06/2012
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment372-20080422235911.418.6910.057.117.03101%59.4122/04/2008372-20080423000110.708.459.584.956.0482%41.2423/04/2008
CRUISER/RACER REQUIREMENTS*
Accommodation length6.5 mTable area0.22 m²Headroom1.40 mMinimum number of berths2Personal gear stowage0.08 m³Fresh water capacity5 lMinimum number of seats in cockpit2Food stowage0.12 m³Fuel capacity20 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.