Club Certificate2025
Stella PolarisNOR 15989
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°40.4°39.7°39.3°39.0°38.8°39.3°
Beat VMG2.503.474.234.765.085.245.335.425.39
52°3.965.336.316.977.327.507.597.697.71
60°4.225.636.607.207.537.717.827.937.96
75°4.395.836.807.387.717.948.128.338.45
90°4.335.876.987.587.878.058.268.668.93
110°4.385.997.167.798.198.558.839.229.56
120°4.265.847.037.708.158.568.969.6610.14
135°3.785.256.457.327.848.278.719.6210.83
150°3.114.425.576.557.287.768.128.859.66
Run VMG2.703.834.835.676.326.807.217.868.50
Gybe Angles143.0°143.0°147.5°149.3°151.5°156.1°161.0°163.3°161.2°
APH ToD:539.5CDL: 9.880APH ToT: 1.1122CertNo:674833
BOAT
Classx4^0DesignerNielsJeppesenBuilderX-YachtsAge dateSeries date01/2019Offset fileX4^0.offData file674833
HULL
Length Overall11.500 mMaximum Beam3.818 mDraft2.124 mDisplacement8,427 kgDLR6.7114IMS DivisionCruiser/RacerDynamic Allowance0.240%Age Allowance0.195%
PROPELLER
InstallationStrutTypeFolding 3 bladesDiameter0.400m
CREW
Maximum weight767 kg(default)Minimum weight637 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail46.1246.73Headsail Luffed37.9537.95Headsail FlyingSymmetricAsymmetric123.83123.83 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail14.26Storm Jib13.88Heavy Weather Jib37.47
SAIL LIMITS
Headsails6Spinnakers5
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
Stella PolarisNOR 15989
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 VMG1437.71038.4851.2756.0709.2687.6675.3664.6668.0
52°910.1675.5570.2516.8492.0480.1474.3468.0466.9
60°853.1639.3545.8500.2478.3466.6460.6453.7452.0
75°820.1617.0529.6488.1466.8453.2443.4432.0425.9
90°832.4613.0515.7475.2457.6447.3435.8415.5402.9
110°821.1600.7502.6462.4439.4420.9407.8390.3376.4
120°845.9616.1512.3467.3441.9420.4401.6372.8355.0
135°952.8685.1558.1491.9459.0435.1413.3374.3332.5
150°1156.6813.7646.0550.0494.2464.2443.4406.6372.6
Run VMG1335.5939.5745.9635.0569.6529.4499.3457.8423.5
Selected Courses
Windward / Leeward1386.3989.0798.6695.5639.4608.5587.3561.2545.8
All purpose1049.4760.0625.0556.4520.6499.5484.4463.5449.3
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward668.70.8972
All purpose539.51.1122
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low692.50.8664
Triple Number Coastal/Long Distance Medium536.01.1195
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High582.81.0295
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance587.81.0207
Triple Number Coastal/Long Distance Low692.50.8664
Triple Number Coastal/Long Distance Medium536.01.1195
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High582.81.0295
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1464.5984.0749.9626.6556.1518.9489.3442.6428.7
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7803
Downwind "popa"0.9597
70% up, 30% down "Ilhabela"0.8267
30% up, 70% down "Ilhabela-inverso"0.8978
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low692.50.8664
Triple Number Coastal/Long Distance Medium536.01.1195
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High582.81.0295
Predominantly Upwind586.91.0224
Predominantly Downwind545.31.1004
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low692.50.8664
Triple Number AP Medium536.01.1193
Triple Number AP High480.41.2490
Triple Number Windward/Leeward Low932.80.6433
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High582.81.0295
Single Number Predominant Upwind610.80.9823
Single Number Predominant Reaching534.81.1219
Single Number Predominant Downwind568.41.0557
Predominant Upwind - Low844.90.7102
Predominant Upwind - Low/Med644.70.9307
Predominant Upwind - Medium567.91.0566
Predominant Upwind - Med/High530.11.1319
Predominant Upwind - High513.31.1690
Predominant Downwind Low823.40.7287
Predominant Downwind Low/Med613.30.9783
Predominant Downwind Medium526.41.1397
Predominant Downwind Med/High473.91.2660
Predominant Downwind High441.51.3591
Predominant Reaching Low740.10.8107
Predominant Reaching Low/Med566.21.0596
Predominant Reaching Medium499.91.2003
Predominant Reaching Med/High461.91.2990
Predominant Reaching High437.61.3712
SA/DSPL Upwind20.16SA/DSPL Downwind40.75
Scoring OptionTODTOT
5-Band Windward/Leeward Low1040.80.5765
5-Band Windward/Leeward Low/Med766.80.7825
5-Band Windward/Leeward Medium652.50.9196
5-Band Windward/Leeward Med/High590.91.0155
5-Band Windward/Leeward High563.01.0656
Windward/Leeward 60-40 Low1050.90.5709
Windward/Leeward 60-40 Low/Med778.30.7709
Windward/Leeward 60-40 Medium666.50.9003
Windward/Leeward 60-40 Med/High608.40.9862
Windward/Leeward 60-40 High583.81.0277
5-Band AP Low760.50.7890
5-Band AP Low/Med605.30.9913
5-Band AP Medium528.71.1349
5-Band AP Med/High486.51.2333
5-Band AP High464.71.2912
5-Band SF Bay Tour - Low899.80.6668
5-Band SF Bay Tour - Low/Med733.60.8179
5-Band SF Bay Tour - Medium628.90.9540
5-Band SF Bay Tour - Med/High573.31.0465
5-Band SF Bay Tour - High547.51.0959
Chicago-Mac Upwind0.9517
Chicago-Mac All Purpose0.9878
Chicago-Mac Downwind1.0189
Bayview-Mac Cove Island0.7240
Bayview-Mac Shore0.7285
Harvest Moon Regatta467.41.2837
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance587.81.0207
Triple Number Coastal/Long Distance Low692.50.8664
Triple Number Coastal/Long Distance Medium536.01.1195
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High582.81.0295
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1464.5984.0749.9626.6556.1518.9489.3442.6428.7
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance587.81.0207
Triple Number Coastal/Long Distance Low692.50.8664
Triple Number Coastal/Long Distance Medium536.01.1195
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High582.81.0295
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1464.5984.0749.9626.6556.1518.9489.3442.6428.7
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance587.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1464.5984.0749.9626.6556.1518.9489.3442.6428.7
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low692.50.8664
Triple Number Coastal/Long Distance Medium536.01.1195
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High582.81.0295
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating587.81.0207
FinRating, kevyt tuuli1019.60.9808
FinRating, kova tuuli467.71.0691
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low692.50.8664
Triple Number Coastal/Long Distance Medium536.01.1195
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High582.81.0295
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.0207
Triple Number Coastal/Long Distance Low0.8664
Triple Number Coastal/Long Distance Medium1.1195
Triple Number Coastal/Long Distance High1.2490
Triple Number Windward/Leeward Low0.6713
Triple Number Windward/Leeward Medium0.9041
Triple Number Windward/Leeward High1.0295
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1464.5984.0749.9626.6556.1518.9489.3442.6428.7
For information
General Purpose Handicap (GPH)605.3
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance587.81.0207
Triple Number Coastal/Long Distance Low692.50.8664
Triple Number Coastal/Long Distance Medium536.01.1195
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High582.81.0295
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1464.5984.0749.9626.6556.1518.9489.3442.6428.7
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low692.50.8664
Triple Number Coastal/Long Distance Medium536.01.1195
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High582.81.0295
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance587.81.0207
Triple Number Coastal/Long Distance Low692.50.8664
Triple Number Coastal/Long Distance Medium536.01.1195
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High582.81.0295
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1464.5984.0749.9626.6556.1518.9489.3442.6428.7
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance587.81.0207
Triple Number Coastal/Long Distance Low692.50.8664
Triple Number Coastal/Long Distance Medium536.01.1195
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High582.81.0295
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1464.5984.0749.9626.6556.1518.9489.3442.6428.7
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low692.5
Triple Number Coastal/Long Distance Medium536.0
Triple Number Coastal/Long Distance High480.4
Triple Number Windward/Leeward Low893.8
Triple Number Windward/Leeward Medium663.6
Triple Number Windward/Leeward High582.8
Predominantly Upwind586.9
Predominantly Downwind545.3
Predominantly Reaching522.7
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance587.81.0207
Triple Number Coastal/Long Distance Low692.50.8664
Triple Number Coastal/Long Distance Medium536.01.1195
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High582.81.0295
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1464.5984.0749.9626.6556.1518.9489.3442.6428.7
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8664
Triple Number Coastal/Long Distance Medium1.1195
Triple Number Coastal/Long Distance High1.2490
Triple Number Windward/Leeward Low0.6713
Triple Number Windward/Leeward Medium0.9041
Triple Number Windward/Leeward High1.0295
Coastal/Long Distance1.0207
Predominantly Upwind1.0224
Predominantly Downwind1.1004
For information
General Purpose Handicap (GPH)605.3
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.1122
Distanseseilas Trippeltall svak vind0.8664
Distanseseilas Trippeltall mellomvind1.1195
Distanseseilas Trippeltall sterk vind1.2490
Pølsebane Trippeltall svak vind0.6713
Pølsebane Trippeltall mellomvind0.9041
Pølsebane Trippeltall sterk vind1.0295
Motvind Singeltall1.0224
Medvind Singeltall1.1004
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low692.50.8664
Triple Number Coastal/Long Distance Medium536.01.1195
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High582.81.0295
Coastal/Long Distance587.81.0207
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind586.91.0224
Predominantly Downwind545.31.1004
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore550.41.0901
Cape Doctor Coastal453.61.3229
Triple Number Coastal/Long Distance Low692.50.8664
Triple Number Coastal/Long Distance Medium536.01.1195
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High582.81.0295
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8664
Triple Number Coastal/Long Distance Medium1.1195
Triple Number Coastal/Long Distance High1.2490
Triple Number Windward/Leeward Low0.6713
Triple Number Windward/Leeward Medium0.9041
Triple Number Windward/Leeward High1.0295
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8664
Triple Number Coastal/Long Distance Medium1.1195
Triple Number Coastal/Long Distance High1.2490
Triple Number Windward/Leeward Low0.6713
Triple Number Windward/Leeward Medium0.9041
Triple Number Windward/Leeward High1.0295
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance587.81.0207
Triple Number Coastal/Long Distance Low692.50.8664
Triple Number Coastal/Long Distance Medium536.01.1195
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High582.81.0295
Predominantly Upwind586.91.0224
Predominantly Downwind545.31.1004
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1464.5984.0749.9626.6556.1518.9489.3442.6428.7
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance587.81.0207
Triple Number Coastal/Long Distance Low692.50.8664
Triple Number Coastal/Long Distance Medium536.01.1195
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High582.81.0295
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1464.5984.0749.9626.6556.1518.9489.3442.6428.7
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low692.50.8664
Triple Number AP Medium536.01.1193
Triple Number AP High480.41.2490
Triple Number Windward/Leeward Low932.80.6433
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High582.81.0295
Single Number Predominant Upwind610.80.9823
Single Number Predominant Reaching534.81.1219
Single Number Predominant Downwind568.41.0557
Predominant Upwind - Low844.90.7102
Predominant Upwind - Low/Med644.70.9307
Predominant Upwind - Medium567.91.0566
Predominant Upwind - Med/High530.11.1319
Predominant Upwind - High513.31.1690
Predominant Downwind Low823.40.7287
Predominant Downwind Low/Med613.30.9783
Predominant Downwind Medium526.41.1397
Predominant Downwind Med/High473.91.2660
Predominant Downwind High441.51.3591
Predominant Reaching Low740.10.8107
Predominant Reaching Low/Med566.21.0596
Predominant Reaching Medium499.91.2003
Predominant Reaching Med/High461.91.2990
Predominant Reaching High437.61.3712
SA/DSPL Upwind20.16SA/DSPL Downwind40.75
Scoring OptionTODTOT
5-Band Windward/Leeward Low1040.80.5765
5-Band Windward/Leeward Low/Med766.80.7825
5-Band Windward/Leeward Medium652.50.9196
5-Band Windward/Leeward Med/High590.91.0155
5-Band Windward/Leeward High563.01.0656
Windward/Leeward 60-40 Low1050.90.5709
Windward/Leeward 60-40 Low/Med778.30.7709
Windward/Leeward 60-40 Medium666.50.9003
Windward/Leeward 60-40 Med/High608.40.9862
Windward/Leeward 60-40 High583.81.0277
5-Band AP Low760.50.7890
5-Band AP Low/Med605.30.9913
5-Band AP Medium528.71.1349
5-Band AP Med/High486.51.2333
5-Band AP High464.71.2912
5-Band SF Bay Tour - Low899.80.6668
5-Band SF Bay Tour - Low/Med733.60.8179
5-Band SF Bay Tour - Medium628.90.9540
5-Band SF Bay Tour - Med/High573.31.0465
5-Band SF Bay Tour - High547.51.0959
Chicago-Mac Upwind0.9517
Chicago-Mac All Purpose0.9878
Chicago-Mac Downwind1.0189
Bayview-Mac Cove Island0.7240
Bayview-Mac Shore0.7285
Harvest Moon Regatta467.41.2837
Club Certificate2025
Stella PolarisNOR 15989
Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
Classx4^0MeasurementHINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA11.500Max. Beam3.818Draft2.124Displacement8,427Wetted area31.87IMS L10.893LSM010.787Acc. length11.500Sink (kg/mm) 23.67
VCGD0.050VCGM0.022RM Rated (kg·m) 183.2Limit of positive stability(°) N/AStability IndexN/ADefault crew weight767Declared crew weightN/A
PROPELLER
Propeller TypeFolding 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.400PBWPIPA0.0038
EDL2.000ST10.040ST20.180
ST30.180ST40.112ST50.330
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders2Rotating mastNo
P15.550IG16.660ISP17.370MDT10.130MDL10.220MDT20.000MDL20.000TLTaperMW0.000GO0.000
E5.240J4.240BAS1.820FSDFoilSFJ0.300SPL0.000WPLTPS5.170BD0.000MWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.050Flotation Date01/01/2015
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
Stella PolarisNOR 15989
Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment306-2021101813230.150.971.763.154.2546.1218/10/2021
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment306-2021101813220.080.691.292.403.454.4016.28YesNo 37.9518/10/2021336-2021121015250.080.601.122.133.073.8816.25YesNo 33.5010/12/2021
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment306-20211018132117.6016.0816.848.988.20110%123.8318/10/2021
CRUISER/RACER REQUIREMENTS*
Accommodation length11.5 mTable area0.55 m²Headroom1.79 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity138 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity80 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.