Club Certificate2025
MiriNED 4899
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 Angles43.2°43.2°41.0°39.7°38.5°37.7°37.2°37.0°37.4°
Beat VMG2.964.074.925.485.785.966.066.176.19
52°4.636.217.297.898.188.338.428.518.56
60°4.946.547.578.108.378.538.628.738.79
75°5.186.787.748.248.548.748.909.089.22
90°5.046.657.678.238.588.839.059.419.66
110°4.556.277.568.288.698.999.229.569.82
120°4.406.097.398.198.659.029.369.9110.31
135°3.865.436.757.778.388.819.1910.0010.94
150°3.174.585.846.937.818.388.799.5510.44
Run VMG2.753.965.066.016.837.518.068.859.56
Gybe Angles142.4°142.4°147.8°151.3°155.6°162.5°168.7°177.7°177.2°
APH ToD:489.8CDL: 12.246APH ToT: 1.2251CertNo:
BOAT
ClassSWAN 48DesignerFRERSBuilderOY NAUTOR ABAge date01/1999Series date01/1995Offset fileSWN48CR.offData fileNED4899
HULL
Length Overall14.835 mMaximum Beam4.300 mDraft2.371 mDisplacement14,279 kgDLR6.8407IMS DivisionCruiser/RacerDynamic Allowance0.090%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFeathering 3 bladesDiameter0.520m
CREW
Maximum weight977 kg(default)Minimum weight830 kg ✱ when appliedNon Manual PowerYesCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail61.0271.29Headsail Luffed66.4266.42Headsail FlyingSymmetric161.70161.70Asymmetric
STORM SAIL AREAS (m²)
Trysail17.92Storm Jib19.61Heavy Weather Jib52.93
SAIL LIMITS
Headsails7
✱ One set on the forestay
Spinnakers5
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
MiriNED 4899
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 VMG1214.7883.9731.2657.1622.6604.3593.7583.4581.7
52°777.5579.6493.6456.3440.0432.4427.6423.0420.7
60°728.2550.3475.8444.6430.0422.2417.5412.4409.5
75°694.7531.2465.1436.6421.7411.7404.6396.4390.6
90°714.9541.7469.3437.2419.8407.5397.6382.8372.7
110°791.0574.4476.2434.6414.4400.3390.6376.5366.5
120°817.3591.0486.8439.5416.1399.1384.4363.1349.2
135°931.9662.7533.1463.6429.4408.8391.6360.1329.2
150°1133.9786.8616.3519.2461.0429.6409.8376.8344.9
Run VMG1309.6908.6711.6599.0526.8479.2446.6406.6376.5
Selected Courses
Windward / Leeward1261.1896.2721.4628.1574.7541.7520.1495.0479.1
All purpose948.9687.6566.2505.4472.9453.4440.1422.3409.3
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward600.10.9999
All purpose489.81.2251
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low626.90.9571
Triple Number Coastal/Long Distance Medium486.61.2330
Triple Number Coastal/Long Distance High436.71.3738
Triple Number Windward/Leeward Low808.80.7418
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High516.11.1625
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance533.01.1256
Triple Number Coastal/Long Distance Low626.90.9571
Triple Number Coastal/Long Distance Medium486.61.2330
Triple Number Coastal/Long Distance High436.71.3738
Triple Number Windward/Leeward Low808.80.7418
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High516.11.1625
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1346.9897.5679.5567.8503.9470.1444.9407.1394.5
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8982
Downwind "popa"1.0298
70% up, 30% down "Ilhabela"0.9340
30% up, 70% down "Ilhabela-inverso"0.9864
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low626.90.9571
Triple Number Coastal/Long Distance Medium486.61.2330
Triple Number Coastal/Long Distance High436.71.3738
Triple Number Windward/Leeward Low808.80.7418
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High516.11.1625
Predominantly Upwind524.21.1446
Predominantly Downwind502.31.1946
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low626.90.9571
Triple Number AP Medium486.71.2328
Triple Number AP High436.81.3738
Triple Number Windward/Leeward Low844.80.7102
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High516.11.1625
Single Number Predominant Upwind544.21.1026
Single Number Predominant Reaching488.21.2291
Single Number Predominant Downwind524.81.1433
Predominant Upwind - Low742.20.8084
Predominant Upwind - Low/Med572.11.0488
Predominant Upwind - Medium508.11.1808
Predominant Upwind - Med/High475.61.2614
Predominant Upwind - High461.01.3016
Predominant Downwind Low770.40.7788
Predominant Downwind Low/Med569.31.0540
Predominant Downwind Medium484.21.2392
Predominant Downwind Med/High432.71.3866
Predominant Downwind High404.01.4850
Predominant Reaching Low671.20.8940
Predominant Reaching Low/Med516.91.1607
Predominant Reaching Medium456.91.3133
Predominant Reaching Med/High422.41.4206
Predominant Reaching High402.31.4914
SA/DSPL Upwind21.46SA/DSPL Downwind37.51
Scoring OptionTODTOT
5-Band Windward/Leeward Low944.00.6356
5-Band Windward/Leeward Low/Med692.60.8663
5-Band Windward/Leeward Medium585.71.0244
5-Band Windward/Leeward Med/High524.11.1447
5-Band Windward/Leeward High496.61.2082
Windward/Leeward 60-40 Low940.90.6377
Windward/Leeward 60-40 Low/Med696.40.8616
Windward/Leeward 60-40 Medium594.91.0085
Windward/Leeward 60-40 Med/High538.51.1141
Windward/Leeward 60-40 High514.31.1667
5-Band AP Low694.80.8635
5-Band AP Low/Med548.91.0932
5-Band AP Medium480.11.2498
5-Band AP Med/High442.11.3571
5-Band AP High423.21.4179
5-Band SF Bay Tour - Low811.60.7393
5-Band SF Bay Tour - Low/Med660.90.9079
5-Band SF Bay Tour - Medium565.11.0618
5-Band SF Bay Tour - Med/High512.11.1717
5-Band SF Bay Tour - High487.61.2304
Chicago-Mac Upwind1.0700
Chicago-Mac All Purpose1.0899
Chicago-Mac Downwind1.1016
Bayview-Mac Cove Island0.7995
Bayview-Mac Shore0.8067
Harvest Moon Regatta430.11.3952
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance533.01.1256
Triple Number Coastal/Long Distance Low626.90.9571
Triple Number Coastal/Long Distance Medium486.61.2330
Triple Number Coastal/Long Distance High436.71.3738
Triple Number Windward/Leeward Low808.80.7418
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High516.11.1625
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1346.9897.5679.5567.8503.9470.1444.9407.1394.5
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance533.01.1256
Triple Number Coastal/Long Distance Low626.90.9571
Triple Number Coastal/Long Distance Medium486.61.2330
Triple Number Coastal/Long Distance High436.71.3738
Triple Number Windward/Leeward Low808.80.7418
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High516.11.1625
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1346.9897.5679.5567.8503.9470.1444.9407.1394.5
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance533.0
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1346.9897.5679.5567.8503.9470.1444.9407.1394.5
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low626.90.9571
Triple Number Coastal/Long Distance Medium486.61.2330
Triple Number Coastal/Long Distance High436.71.3738
Triple Number Windward/Leeward Low808.80.7418
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High516.11.1625
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating533.01.1256
FinRating, kevyt tuuli927.41.0783
FinRating, kova tuuli426.11.1733
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low626.90.9571
Triple Number Coastal/Long Distance Medium486.61.2330
Triple Number Coastal/Long Distance High436.71.3738
Triple Number Windward/Leeward Low808.80.7418
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High516.11.1625
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.1256
Triple Number Coastal/Long Distance Low0.9571
Triple Number Coastal/Long Distance Medium1.2330
Triple Number Coastal/Long Distance High1.3738
Triple Number Windward/Leeward Low0.7418
Triple Number Windward/Leeward Medium1.0059
Triple Number Windward/Leeward High1.1625
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1346.9897.5679.5567.8503.9470.1444.9407.1394.5
For information
General Purpose Handicap (GPH)549.1
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance533.01.1256
Triple Number Coastal/Long Distance Low626.90.9571
Triple Number Coastal/Long Distance Medium486.61.2330
Triple Number Coastal/Long Distance High436.71.3738
Triple Number Windward/Leeward Low808.80.7418
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High516.11.1625
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1346.9897.5679.5567.8503.9470.1444.9407.1394.5
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low626.90.9571
Triple Number Coastal/Long Distance Medium486.61.2330
Triple Number Coastal/Long Distance High436.71.3738
Triple Number Windward/Leeward Low808.80.7418
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High516.11.1625
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance533.01.1256
Triple Number Coastal/Long Distance Low626.90.9571
Triple Number Coastal/Long Distance Medium486.61.2330
Triple Number Coastal/Long Distance High436.71.3738
Triple Number Windward/Leeward Low808.80.7418
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High516.11.1625
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1346.9897.5679.5567.8503.9470.1444.9407.1394.5
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance533.01.1256
Triple Number Coastal/Long Distance Low626.90.9571
Triple Number Coastal/Long Distance Medium486.61.2330
Triple Number Coastal/Long Distance High436.71.3738
Triple Number Windward/Leeward Low808.80.7418
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High516.11.1625
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1346.9897.5679.5567.8503.9470.1444.9407.1394.5
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low626.9
Triple Number Coastal/Long Distance Medium486.6
Triple Number Coastal/Long Distance High436.7
Triple Number Windward/Leeward Low808.8
Triple Number Windward/Leeward Medium596.5
Triple Number Windward/Leeward High516.1
Predominantly Upwind524.2
Predominantly Downwind502.3
Predominantly Reaching479.7
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance533.01.1256
Triple Number Coastal/Long Distance Low626.90.9571
Triple Number Coastal/Long Distance Medium486.61.2330
Triple Number Coastal/Long Distance High436.71.3738
Triple Number Windward/Leeward Low808.80.7418
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High516.11.1625
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1346.9897.5679.5567.8503.9470.1444.9407.1394.5
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9571
Triple Number Coastal/Long Distance Medium1.2330
Triple Number Coastal/Long Distance High1.3738
Triple Number Windward/Leeward Low0.7418
Triple Number Windward/Leeward Medium1.0059
Triple Number Windward/Leeward High1.1625
Coastal/Long Distance1.1256
Predominantly Upwind1.1446
Predominantly Downwind1.1946
For information
General Purpose Handicap (GPH)549.1
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.2251
Distanseseilas Trippeltall svak vind0.9571
Distanseseilas Trippeltall mellomvind1.2330
Distanseseilas Trippeltall sterk vind1.3738
Pølsebane Trippeltall svak vind0.7418
Pølsebane Trippeltall mellomvind1.0059
Pølsebane Trippeltall sterk vind1.1625
Motvind Singeltall1.1446
Medvind Singeltall1.1946
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low626.90.9571
Triple Number Coastal/Long Distance Medium486.61.2330
Triple Number Coastal/Long Distance High436.71.3738
Triple Number Windward/Leeward Low808.80.7418
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High516.11.1625
Coastal/Long Distance533.01.1256
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind524.21.1446
Predominantly Downwind502.31.1946
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore483.91.2400
Cape Doctor Coastal413.21.4521
Triple Number Coastal/Long Distance Low626.90.9571
Triple Number Coastal/Long Distance Medium486.61.2330
Triple Number Coastal/Long Distance High436.71.3738
Triple Number Windward/Leeward Low808.80.7418
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High516.11.1625
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9571
Triple Number Coastal/Long Distance Medium1.2330
Triple Number Coastal/Long Distance High1.3738
Triple Number Windward/Leeward Low0.7418
Triple Number Windward/Leeward Medium1.0059
Triple Number Windward/Leeward High1.1625
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9571
Triple Number Coastal/Long Distance Medium1.2330
Triple Number Coastal/Long Distance High1.3738
Triple Number Windward/Leeward Low0.7418
Triple Number Windward/Leeward Medium1.0059
Triple Number Windward/Leeward High1.1625
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance533.01.1256
Triple Number Coastal/Long Distance Low626.90.9571
Triple Number Coastal/Long Distance Medium486.61.2330
Triple Number Coastal/Long Distance High436.71.3738
Triple Number Windward/Leeward Low808.80.7418
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High516.11.1625
Predominantly Upwind524.21.1446
Predominantly Downwind502.31.1946
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1346.9897.5679.5567.8503.9470.1444.9407.1394.5
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance533.01.1256
Triple Number Coastal/Long Distance Low626.90.9571
Triple Number Coastal/Long Distance Medium486.61.2330
Triple Number Coastal/Long Distance High436.71.3738
Triple Number Windward/Leeward Low808.80.7418
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High516.11.1625
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1346.9897.5679.5567.8503.9470.1444.9407.1394.5
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low626.90.9571
Triple Number AP Medium486.71.2328
Triple Number AP High436.81.3738
Triple Number Windward/Leeward Low844.80.7102
Triple Number Windward/Leeward Medium596.51.0059
Triple Number Windward/Leeward High516.11.1625
Single Number Predominant Upwind544.21.1026
Single Number Predominant Reaching488.21.2291
Single Number Predominant Downwind524.81.1433
Predominant Upwind - Low742.20.8084
Predominant Upwind - Low/Med572.11.0488
Predominant Upwind - Medium508.11.1808
Predominant Upwind - Med/High475.61.2614
Predominant Upwind - High461.01.3016
Predominant Downwind Low770.40.7788
Predominant Downwind Low/Med569.31.0540
Predominant Downwind Medium484.21.2392
Predominant Downwind Med/High432.71.3866
Predominant Downwind High404.01.4850
Predominant Reaching Low671.20.8940
Predominant Reaching Low/Med516.91.1607
Predominant Reaching Medium456.91.3133
Predominant Reaching Med/High422.41.4206
Predominant Reaching High402.31.4914
SA/DSPL Upwind21.46SA/DSPL Downwind37.51
Scoring OptionTODTOT
5-Band Windward/Leeward Low944.00.6356
5-Band Windward/Leeward Low/Med692.60.8663
5-Band Windward/Leeward Medium585.71.0244
5-Band Windward/Leeward Med/High524.11.1447
5-Band Windward/Leeward High496.61.2082
Windward/Leeward 60-40 Low940.90.6377
Windward/Leeward 60-40 Low/Med696.40.8616
Windward/Leeward 60-40 Medium594.91.0085
Windward/Leeward 60-40 Med/High538.51.1141
Windward/Leeward 60-40 High514.31.1667
5-Band AP Low694.80.8635
5-Band AP Low/Med548.91.0932
5-Band AP Medium480.11.2498
5-Band AP Med/High442.11.3571
5-Band AP High423.21.4179
5-Band SF Bay Tour - Low811.60.7393
5-Band SF Bay Tour - Low/Med660.90.9079
5-Band SF Bay Tour - Medium565.11.0618
5-Band SF Bay Tour - Med/High512.11.1717
5-Band SF Bay Tour - High487.61.2304
Chicago-Mac Upwind1.0700
Chicago-Mac All Purpose1.0899
Chicago-Mac Downwind1.1016
Bayview-Mac Cove Island0.7995
Bayview-Mac Shore0.8067
Harvest Moon Regatta430.11.3952
Club Certificate2025
MiriNED 4899
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassSWAN 48Measurement14/05/2025HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA14.835Max. Beam4.300Draft2.371Displacement14,279Wetted area43.21IMS L12.989LSM012.779Acc. length13.975Sink (kg/mm) 31.19
VCGD-0.268VCGM-0.189RM Rated (kg·m) 331.1Limit of positive stability(°) N/AStability IndexN/ADefault crew weight977Declared crew weightN/A
PROPELLER
Propeller TypeFeathering 3 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.520PBWPIPA0.0036
PSDPHDPHL
PSAESL
ST1ST2ST3
ST4ST5
RIG
Forestay tensionAftInner stayAdjustableMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays2CheckstaysSpreaders3Rotating mastNo
P17.650IG19.800ISP20.000MDT10.250MDL10.800MDT2MDL2TLTaperMWGO
E5.800J5.550BAS1.700FSDFoilSFJSPL5.510WPLTPSBDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date14/05/2025
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
MiriNED 4899
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.151.132.093.814.9561.02
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment10.070.821.593.325.287.3419.02NoNo 66.42
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment119.4019.4019.4010.039.89161.70
CRUISER/RACER REQUIREMENTS*
Accommodation length14.0 mTable area0.66 m²Headroom1.89 mMinimum number of berths6Personal gear stowage0.24 m³Fresh water capacity240 lMinimum number of seats in cockpit6Food stowage0.36 m³Fuel capacity130 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.