Club Certificate2025
Sister RayNED 8606i
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 Angles43.5°43.5°41.8°40.6°40.1°40.1°40.2°40.8°42.0°
Beat VMG1.942.643.173.553.773.863.903.913.84
52°3.034.044.745.195.445.575.645.695.68
60°3.214.254.945.365.605.745.825.895.91
75°3.304.375.085.505.765.936.056.196.26
90°3.234.375.195.655.906.056.176.436.58
110°3.244.395.225.706.016.276.486.776.96
120°3.104.235.085.625.956.236.506.977.32
135°2.753.824.705.355.766.066.356.917.54
150°2.333.334.224.945.485.836.116.647.22
Run VMG2.012.893.684.354.945.405.756.276.77
Gybe Angles149.6°149.6°154.6°159.7°165.1°173.6°178.3°178.6°178.6°
APH ToD:722.7CDL: 5.460APH ToT: 0.8302CertNo:
BOAT
ClassIFDesignerTord SundenBuilderMarieholmAge date01/1974Series date01/1974Offset fileIF-BOAT.offData fileNED8606i
HULL
Length Overall7.870 mMaximum Beam2.200 mDraft1.152 mDisplacement2,147 kgDLR10.8593IMS DivisionCruiser/RacerDynamic Allowance0.600%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight275 kg(declared)Minimum weight145 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail16.7717.05Headsail Luffed15.3915.39Headsail FlyingSymmetric31.3031.30Asymmetric
STORM SAIL AREAS (m²)
Trysail5.21Storm Jib3.33Heavy Weather Jib8.98
SAIL LIMITS
Headsails5
✱ Woven polyester sails
Spinnakers4
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
Sister RayNED 8606i
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 VMG1858.01363.11134.81014.7955.6933.5922.4920.4937.5
52°1188.9891.0760.1693.9661.5646.0638.7632.7634.1
60°1121.5846.7729.1671.7642.7627.0618.5611.0609.5
75°1091.7822.9708.0654.1625.4607.4595.0581.5574.8
90°1113.3822.9694.1637.0609.8595.2583.0560.0546.8
110°1111.5819.8690.0631.5598.8574.2555.3531.6517.1
120°1162.7850.6708.5641.0605.4577.7553.9516.6491.9
135°1308.6941.6766.8672.3624.8593.8567.3520.7477.5
150°1545.01079.6852.9728.3657.1617.7589.5541.9498.6
Run VMG1793.01246.6979.4827.8728.9666.2625.9574.1531.9
Selected Courses
Windward / Leeward1823.31304.81057.1921.2842.2799.8774.2747.2734.7
All purpose1391.61013.0837.0745.6696.3669.2651.2627.8614.4
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward882.60.6798
All purpose722.70.8302
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low925.10.6486
Triple Number Coastal/Long Distance Medium717.70.8360
Triple Number Coastal/Long Distance High646.90.9275
Triple Number Windward/Leeward Low1180.90.5081
Triple Number Windward/Leeward Medium875.90.6850
Triple Number Windward/Leeward High770.50.7787
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance784.50.7649
Triple Number Coastal/Long Distance Low925.10.6486
Triple Number Coastal/Long Distance Medium717.70.8360
Triple Number Coastal/Long Distance High646.90.9275
Triple Number Windward/Leeward Low1180.90.5081
Triple Number Windward/Leeward Medium875.90.6850
Triple Number Windward/Leeward High770.50.7787
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1923.11299.0994.9834.7742.8694.5657.4597.5581.5
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.5798
Downwind "popa"0.7435
70% up, 30% down "Ilhabela"0.6208
30% up, 70% down "Ilhabela-inverso"0.6854
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low925.10.6486
Triple Number Coastal/Long Distance Medium717.70.8360
Triple Number Coastal/Long Distance High646.90.9275
Triple Number Windward/Leeward Low1180.90.5081
Triple Number Windward/Leeward Medium875.90.6850
Triple Number Windward/Leeward High770.50.7787
Predominantly Upwind787.00.7624
Predominantly Downwind725.20.8274
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low925.00.6486
Triple Number AP Medium717.80.8359
Triple Number AP High646.90.9275
Triple Number Windward/Leeward Low1231.80.4871
Triple Number Windward/Leeward Medium875.90.6850
Triple Number Windward/Leeward High770.50.7787
Single Number Predominant Upwind818.20.7333
Single Number Predominant Reaching718.30.8353
Single Number Predominant Downwind757.20.7924
Predominant Upwind - Low1118.30.5365
Predominant Upwind - Low/Med861.50.6964
Predominant Upwind - Medium761.70.7877
Predominant Upwind - Med/High715.10.8390
Predominant Upwind - High698.80.8586
Predominant Downwind Low1104.20.5434
Predominant Downwind Low/Med819.70.7320
Predominant Downwind Medium699.00.8584
Predominant Downwind Med/High628.00.9555
Predominant Downwind High589.41.0181
Predominant Reaching Low992.70.6044
Predominant Reaching Low/Med761.00.7884
Predominant Reaching Medium670.40.8950
Predominant Reaching Med/High621.00.9661
Predominant Reaching High593.51.0110
SA/DSPL Upwind19.28SA/DSPL Downwind28.81
Scoring OptionTODTOT
5-Band Windward/Leeward Low1373.10.4370
5-Band Windward/Leeward Low/Med1014.00.5917
5-Band Windward/Leeward Medium860.60.6972
5-Band Windward/Leeward Med/High779.70.7695
5-Band Windward/Leeward High749.70.8003
Windward/Leeward 60-40 Low1384.40.4334
Windward/Leeward 60-40 Low/Med1031.10.5819
Windward/Leeward 60-40 Medium883.20.6793
Windward/Leeward 60-40 Med/High809.10.7416
Windward/Leeward 60-40 High784.50.7648
5-Band AP Low1017.40.5897
5-Band AP Low/Med809.90.7408
5-Band AP Medium707.90.8475
5-Band AP Med/High654.10.9173
5-Band AP High629.50.9531
5-Band SF Bay Tour - Low1191.60.5035
5-Band SF Bay Tour - Low/Med975.30.6152
5-Band SF Bay Tour - Medium837.10.7167
5-Band SF Bay Tour - Med/High766.50.7828
5-Band SF Bay Tour - High739.30.8116
Chicago-Mac Upwind0.7111
Chicago-Mac All Purpose0.7401
Chicago-Mac Downwind0.7649
Bayview-Mac Cove Island0.5445
Bayview-Mac Shore0.5481
Harvest Moon Regatta626.50.9578
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance784.50.7649
Triple Number Coastal/Long Distance Low925.10.6486
Triple Number Coastal/Long Distance Medium717.70.8360
Triple Number Coastal/Long Distance High646.90.9275
Triple Number Windward/Leeward Low1180.90.5081
Triple Number Windward/Leeward Medium875.90.6850
Triple Number Windward/Leeward High770.50.7787
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1923.11299.0994.9834.7742.8694.5657.4597.5581.5
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance784.50.7649
Triple Number Coastal/Long Distance Low925.10.6486
Triple Number Coastal/Long Distance Medium717.70.8360
Triple Number Coastal/Long Distance High646.90.9275
Triple Number Windward/Leeward Low1180.90.5081
Triple Number Windward/Leeward Medium875.90.6850
Triple Number Windward/Leeward High770.50.7787
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1923.11299.0994.9834.7742.8694.5657.4597.5581.5
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance784.5
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1923.11299.0994.9834.7742.8694.5657.4597.5581.5
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low925.10.6486
Triple Number Coastal/Long Distance Medium717.70.8360
Triple Number Coastal/Long Distance High646.90.9275
Triple Number Windward/Leeward Low1180.90.5081
Triple Number Windward/Leeward Medium875.90.6850
Triple Number Windward/Leeward High770.50.7787
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)784.50.7649
Triple Number Coastal/Long Distance Low925.10.6486
Triple Number Coastal/Long Distance Medium717.70.8360
Triple Number Coastal/Long Distance High646.90.9275
Triple Number Windward/Leeward Low1180.90.5081
Triple Number Windward/Leeward Medium875.90.6850
Triple Number Windward/Leeward High770.50.7787
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1923.11299.0994.9834.7742.8694.5657.4597.5581.5
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low925.10.6486
Triple Number Coastal/Long Distance Medium717.70.8360
Triple Number Coastal/Long Distance High646.90.9275
Triple Number Windward/Leeward Low1180.90.5081
Triple Number Windward/Leeward Medium875.90.6850
Triple Number Windward/Leeward High770.50.7787
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.7649
Triple Number Coastal/Long Distance Low0.6486
Triple Number Coastal/Long Distance Medium0.8360
Triple Number Coastal/Long Distance High0.9275
Triple Number Windward/Leeward Low0.5081
Triple Number Windward/Leeward Medium0.6850
Triple Number Windward/Leeward High0.7787
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1923.11299.0994.9834.7742.8694.5657.4597.5581.5
For information
General Purpose Handicap (GPH)810.2
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance784.50.7649
Triple Number Coastal/Long Distance Low925.10.6486
Triple Number Coastal/Long Distance Medium717.70.8360
Triple Number Coastal/Long Distance High646.90.9275
Triple Number Windward/Leeward Low1180.90.5081
Triple Number Windward/Leeward Medium875.90.6850
Triple Number Windward/Leeward High770.50.7787
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1923.11299.0994.9834.7742.8694.5657.4597.5581.5
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low925.10.6486
Triple Number Coastal/Long Distance Medium717.70.8360
Triple Number Coastal/Long Distance High646.90.9275
Triple Number Windward/Leeward Low1180.90.5081
Triple Number Windward/Leeward Medium875.90.6850
Triple Number Windward/Leeward High770.50.7787
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance784.50.7649
Triple Number Coastal/Long Distance Low925.10.6486
Triple Number Coastal/Long Distance Medium717.70.8360
Triple Number Coastal/Long Distance High646.90.9275
Triple Number Windward/Leeward Low1180.90.5081
Triple Number Windward/Leeward Medium875.90.6850
Triple Number Windward/Leeward High770.50.7787
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1923.11299.0994.9834.7742.8694.5657.4597.5581.5
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance784.50.7649
Triple Number Coastal/Long Distance Low925.10.6486
Triple Number Coastal/Long Distance Medium717.70.8360
Triple Number Coastal/Long Distance High646.90.9275
Triple Number Windward/Leeward Low1180.90.5081
Triple Number Windward/Leeward Medium875.90.6850
Triple Number Windward/Leeward High770.50.7787
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1923.11299.0994.9834.7742.8694.5657.4597.5581.5
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low925.1
Triple Number Coastal/Long Distance Medium717.7
Triple Number Coastal/Long Distance High646.9
Triple Number Windward/Leeward Low1180.9
Triple Number Windward/Leeward Medium875.9
Triple Number Windward/Leeward High770.5
Predominantly Upwind787.0
Predominantly Downwind725.2
Predominantly Reaching700.0
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance784.50.7649
Triple Number Coastal/Long Distance Low925.10.6486
Triple Number Coastal/Long Distance Medium717.70.8360
Triple Number Coastal/Long Distance High646.90.9275
Triple Number Windward/Leeward Low1180.90.5081
Triple Number Windward/Leeward Medium875.90.6850
Triple Number Windward/Leeward High770.50.7787
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1923.11299.0994.9834.7742.8694.5657.4597.5581.5
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6486
Triple Number Coastal/Long Distance Medium0.8360
Triple Number Coastal/Long Distance High0.9275
Triple Number Windward/Leeward Low0.5081
Triple Number Windward/Leeward Medium0.6850
Triple Number Windward/Leeward High0.7787
Coastal/Long Distance0.7649
Predominantly Upwind0.7624
Predominantly Downwind0.8274
For information
General Purpose Handicap (GPH)810.2
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.8302
Distanseseilas Trippeltall svak vind0.6486
Distanseseilas Trippeltall mellomvind0.8360
Distanseseilas Trippeltall sterk vind0.9275
Pølsebane Trippeltall svak vind0.5081
Pølsebane Trippeltall mellomvind0.6850
Pølsebane Trippeltall sterk vind0.7787
Motvind Singeltall0.7624
Medvind Singeltall0.8274
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low925.10.6486
Triple Number Coastal/Long Distance Medium717.70.8360
Triple Number Coastal/Long Distance High646.90.9275
Triple Number Windward/Leeward Low1180.90.5081
Triple Number Windward/Leeward Medium875.90.6850
Triple Number Windward/Leeward High770.50.7787
Coastal/Long Distance784.50.7649
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind787.00.7624
Predominantly Downwind725.20.8274
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore738.50.8125
Cape Doctor Coastal618.40.9702
Triple Number Coastal/Long Distance Low925.10.6486
Triple Number Coastal/Long Distance Medium717.70.8360
Triple Number Coastal/Long Distance High646.90.9275
Triple Number Windward/Leeward Low1180.90.5081
Triple Number Windward/Leeward Medium875.90.6850
Triple Number Windward/Leeward High770.50.7787
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6486
Triple Number Coastal/Long Distance Medium0.8360
Triple Number Coastal/Long Distance High0.9275
Triple Number Windward/Leeward Low0.5081
Triple Number Windward/Leeward Medium0.6850
Triple Number Windward/Leeward High0.7787
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6486
Triple Number Coastal/Long Distance Medium0.8360
Triple Number Coastal/Long Distance High0.9275
Triple Number Windward/Leeward Low0.5081
Triple Number Windward/Leeward Medium0.6850
Triple Number Windward/Leeward High0.7787
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance784.50.7649
Triple Number Coastal/Long Distance Low925.10.6486
Triple Number Coastal/Long Distance Medium717.70.8360
Triple Number Coastal/Long Distance High646.90.9275
Triple Number Windward/Leeward Low1180.90.5081
Triple Number Windward/Leeward Medium875.90.6850
Triple Number Windward/Leeward High770.50.7787
Predominantly Upwind787.00.7624
Predominantly Downwind725.20.8274
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1923.11299.0994.9834.7742.8694.5657.4597.5581.5
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance784.50.7649
Triple Number Coastal/Long Distance Low925.10.6486
Triple Number Coastal/Long Distance Medium717.70.8360
Triple Number Coastal/Long Distance High646.90.9275
Triple Number Windward/Leeward Low1180.90.5081
Triple Number Windward/Leeward Medium875.90.6850
Triple Number Windward/Leeward High770.50.7787
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1923.11299.0994.9834.7742.8694.5657.4597.5581.5
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low925.00.6486
Triple Number AP Medium717.80.8359
Triple Number AP High646.90.9275
Triple Number Windward/Leeward Low1231.80.4871
Triple Number Windward/Leeward Medium875.90.6850
Triple Number Windward/Leeward High770.50.7787
Single Number Predominant Upwind818.20.7333
Single Number Predominant Reaching718.30.8353
Single Number Predominant Downwind757.20.7924
Predominant Upwind - Low1118.30.5365
Predominant Upwind - Low/Med861.50.6964
Predominant Upwind - Medium761.70.7877
Predominant Upwind - Med/High715.10.8390
Predominant Upwind - High698.80.8586
Predominant Downwind Low1104.20.5434
Predominant Downwind Low/Med819.70.7320
Predominant Downwind Medium699.00.8584
Predominant Downwind Med/High628.00.9555
Predominant Downwind High589.41.0181
Predominant Reaching Low992.70.6044
Predominant Reaching Low/Med761.00.7884
Predominant Reaching Medium670.40.8950
Predominant Reaching Med/High621.00.9661
Predominant Reaching High593.51.0110
SA/DSPL Upwind19.28SA/DSPL Downwind28.81
Scoring OptionTODTOT
5-Band Windward/Leeward Low1373.10.4370
5-Band Windward/Leeward Low/Med1014.00.5917
5-Band Windward/Leeward Medium860.60.6972
5-Band Windward/Leeward Med/High779.70.7695
5-Band Windward/Leeward High749.70.8003
Windward/Leeward 60-40 Low1384.40.4334
Windward/Leeward 60-40 Low/Med1031.10.5819
Windward/Leeward 60-40 Medium883.20.6793
Windward/Leeward 60-40 Med/High809.10.7416
Windward/Leeward 60-40 High784.50.7648
5-Band AP Low1017.40.5897
5-Band AP Low/Med809.90.7408
5-Band AP Medium707.90.8475
5-Band AP Med/High654.10.9173
5-Band AP High629.50.9531
5-Band SF Bay Tour - Low1191.60.5035
5-Band SF Bay Tour - Low/Med975.30.6152
5-Band SF Bay Tour - Medium837.10.7167
5-Band SF Bay Tour - Med/High766.50.7828
5-Band SF Bay Tour - High739.30.8116
Chicago-Mac Upwind0.7111
Chicago-Mac All Purpose0.7401
Chicago-Mac Downwind0.7649
Bayview-Mac Cove Island0.5445
Bayview-Mac Shore0.5481
Harvest Moon Regatta626.50.9578
Club Certificate2025
Sister RayNED 8606i
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassIFMeasurement18/02/2022HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.870Max. Beam2.200Draft1.152Displacement2,147Wetted area14.34IMS L6.037LSM05.825Acc. length7.150Sink (kg/mm) 7.53
VCGD-0.450VCGM-0.334RM Rated (kg·m) 25.7Limit of positive stability(°) N/AStability IndexN/ADefault crew weight318Declared crew weight275
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders1Rotating mastNo
P8.750IG8.155ISP8.625MDT10.092MDL10.127MDT2MDL2TLNo TaperMWGO
E3.400J2.560BAS0.995FSDSFJ0.400SPL2.610WPLTPSBDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.450Flotation Date18/02/2022CommentBB motor niet aan boord bij meting
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
Sister RayNED 8606i
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment20220.140.621.122.022.7616.77
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment20220.053.907.80YesNo 15.39
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment20228.278.278.274.544.5531.30
CRUISER/RACER REQUIREMENTS*
Accommodation length7.2 mTable area0.22 m²Headroom1.40 mMinimum number of berths2Personal gear stowage0.08 m³Fresh water capacity12 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.