Club Certificate2025
BellatrixNOR 5247
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 Angles43.7°43.7°42.0°40.7°39.3°38.5°38.2°38.8°40.4°
Beat VMG2.112.893.483.924.234.414.474.484.38
52°3.284.415.205.706.006.176.266.316.29
60°3.484.645.425.876.146.316.426.506.52
75°3.594.785.576.016.276.476.626.836.90
90°3.474.745.656.156.446.656.787.027.24
110°3.474.735.656.176.506.797.047.497.76
120°3.304.545.496.076.426.727.017.568.17
135°2.864.025.005.776.216.536.837.428.11
150°2.403.474.445.265.886.276.577.137.73
Run VMG2.073.003.864.595.275.796.176.727.25
Gybe Angles148.9°148.9°153.2°157.0°163.7°171.8°178.1°178.8°178.6°
APH ToD:661.5CDL: 6.588APH ToT: 0.9070CertNo:676244
BOAT
ClassFenixDesignerPellePettersonBuilderMaxiAge date01/1984Series date01/1982Offset filefenix_cl.offData file676244
HULL
Length Overall8.271 mMaximum Beam2.900 mDraft1.550 mDisplacement2,981 kgDLR9.8293IMS DivisionCruiser/RacerDynamic Allowance0.470%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.340m
CREW
Maximum weight390 kg(default)Minimum weight260 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail21.9922.36Headsail Luffed19.5519.55Headsail FlyingSymmetric42.0442.04Asymmetric
STORM SAIL AREAS (m²)
Trysail6.62Storm Jib4.24Heavy Weather Jib11.43
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
BellatrixNOR 5247
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 VMG1707.71247.71034.4919.5850.7817.1804.8803.3821.6
52°1097.2816.5692.0631.1600.3583.9575.5570.8572.3
60°1035.0775.6663.7613.1586.8570.7560.8553.5552.4
75°1003.5753.1646.0599.4574.5556.8543.5527.5521.7
90°1036.1760.2637.2585.3558.6541.5531.0512.7497.4
110°1038.1760.8636.7583.3553.6530.5511.5480.6463.7
120°1090.1792.5656.2592.7560.3535.5513.8476.0440.4
135°1257.5895.7720.6624.4579.7551.3527.2485.1444.0
150°1500.41038.3811.5684.5611.8574.4548.3505.1465.9
Run VMG1740.11198.9933.8783.5682.8622.1583.8535.4496.8
Selected Courses
Windward / Leeward1721.41223.3984.1851.5766.7719.6694.3669.3659.2
All purpose1305.9943.9774.4686.6636.1607.1589.5567.1553.9
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward806.70.7438
All purpose661.50.9070
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low859.10.6984
Triple Number Coastal/Long Distance Medium657.20.9130
Triple Number Coastal/Long Distance High585.51.0248
Triple Number Windward/Leeward Low1103.80.5436
Triple Number Windward/Leeward Medium801.30.7488
Triple Number Windward/Leeward High691.20.8680
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance719.10.8343
Triple Number Coastal/Long Distance Low859.10.6984
Triple Number Coastal/Long Distance Medium657.20.9130
Triple Number Coastal/Long Distance High585.51.0248
Triple Number Windward/Leeward Low1103.80.5436
Triple Number Windward/Leeward Medium801.30.7488
Triple Number Windward/Leeward High691.20.8680
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1827.51220.9925.7770.2677.3629.5596.1544.3526.1
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6484
Downwind "popa"0.7865
70% up, 30% down "Ilhabela"0.6844
30% up, 70% down "Ilhabela-inverso"0.7392
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low859.10.6984
Triple Number Coastal/Long Distance Medium657.20.9130
Triple Number Coastal/Long Distance High585.51.0248
Triple Number Windward/Leeward Low1103.80.5436
Triple Number Windward/Leeward Medium801.30.7488
Triple Number Windward/Leeward High691.20.8680
Predominantly Upwind714.80.8394
Predominantly Downwind672.30.8924
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low859.10.6984
Triple Number AP Medium657.30.9129
Triple Number AP High585.51.0248
Triple Number Windward/Leeward Low1152.50.5206
Triple Number Windward/Leeward Medium801.30.7488
Triple Number Windward/Leeward High691.20.8680
Single Number Predominant Upwind744.20.8063
Single Number Predominant Reaching661.30.9073
Single Number Predominant Downwind703.80.8525
Predominant Upwind - Low1034.80.5798
Predominant Upwind - Low/Med789.60.7599
Predominant Upwind - Medium690.30.8692
Predominant Upwind - Med/High641.10.9359
Predominant Upwind - High625.90.9586
Predominant Downwind Low1044.80.5743
Predominant Downwind Low/Med765.60.7837
Predominant Downwind Medium646.20.9285
Predominant Downwind Med/High576.91.0401
Predominant Downwind High541.31.1085
Predominant Reaching Low927.50.6469
Predominant Reaching Low/Med703.40.8530
Predominant Reaching Medium614.70.9761
Predominant Reaching Med/High566.31.0595
Predominant Reaching High541.41.1083
SA/DSPL Upwind19.99SA/DSPL Downwind30.80
Scoring OptionTODTOT
5-Band Windward/Leeward Low1288.70.4656
5-Band Windward/Leeward Low/Med940.50.6380
5-Band Windward/Leeward Medium785.10.7642
5-Band Windward/Leeward Med/High700.40.8567
5-Band Windward/Leeward High671.90.8930
Windward/Leeward 60-40 Low1292.80.4641
Windward/Leeward 60-40 Low/Med952.00.6302
Windward/Leeward 60-40 Medium801.70.7484
Windward/Leeward 60-40 Med/High722.40.8306
Windward/Leeward 60-40 High698.90.8585
5-Band AP Low950.60.6312
5-Band AP Low/Med748.00.8022
5-Band AP Medium647.30.9269
5-Band AP Med/High592.61.0125
5-Band AP High568.71.0551
5-Band SF Bay Tour - Low1112.30.5394
5-Band SF Bay Tour - Low/Med901.80.6653
5-Band SF Bay Tour - Medium761.90.7875
5-Band SF Bay Tour - Med/High687.60.8727
5-Band SF Bay Tour - High661.70.9068
Chicago-Mac Upwind0.7799
Chicago-Mac All Purpose0.8034
Chicago-Mac Downwind0.8212
Bayview-Mac Cove Island0.5844
Bayview-Mac Shore0.5888
Harvest Moon Regatta576.91.0400
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance719.10.8343
Triple Number Coastal/Long Distance Low859.10.6984
Triple Number Coastal/Long Distance Medium657.20.9130
Triple Number Coastal/Long Distance High585.51.0248
Triple Number Windward/Leeward Low1103.80.5436
Triple Number Windward/Leeward Medium801.30.7488
Triple Number Windward/Leeward High691.20.8680
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1827.51220.9925.7770.2677.3629.5596.1544.3526.1
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance719.10.8343
Triple Number Coastal/Long Distance Low859.10.6984
Triple Number Coastal/Long Distance Medium657.20.9130
Triple Number Coastal/Long Distance High585.51.0248
Triple Number Windward/Leeward Low1103.80.5436
Triple Number Windward/Leeward Medium801.30.7488
Triple Number Windward/Leeward High691.20.8680
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1827.51220.9925.7770.2677.3629.5596.1544.3526.1
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance719.1
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1827.51220.9925.7770.2677.3629.5596.1544.3526.1
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low859.10.6984
Triple Number Coastal/Long Distance Medium657.20.9130
Triple Number Coastal/Long Distance High585.51.0248
Triple Number Windward/Leeward Low1103.80.5436
Triple Number Windward/Leeward Medium801.30.7488
Triple Number Windward/Leeward High691.20.8680
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating719.10.8343
FinRating, kevyt tuuli1266.30.7897
FinRating, kova tuuli572.70.8730
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low859.10.6984
Triple Number Coastal/Long Distance Medium657.20.9130
Triple Number Coastal/Long Distance High585.51.0248
Triple Number Windward/Leeward Low1103.80.5436
Triple Number Windward/Leeward Medium801.30.7488
Triple Number Windward/Leeward High691.20.8680
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8343
Triple Number Coastal/Long Distance Low0.6984
Triple Number Coastal/Long Distance Medium0.9130
Triple Number Coastal/Long Distance High1.0248
Triple Number Windward/Leeward Low0.5436
Triple Number Windward/Leeward Medium0.7488
Triple Number Windward/Leeward High0.8680
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1827.51220.9925.7770.2677.3629.5596.1544.3526.1
For information
General Purpose Handicap (GPH)744.4
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance719.10.8343
Triple Number Coastal/Long Distance Low859.10.6984
Triple Number Coastal/Long Distance Medium657.20.9130
Triple Number Coastal/Long Distance High585.51.0248
Triple Number Windward/Leeward Low1103.80.5436
Triple Number Windward/Leeward Medium801.30.7488
Triple Number Windward/Leeward High691.20.8680
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1827.51220.9925.7770.2677.3629.5596.1544.3526.1
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low859.10.6984
Triple Number Coastal/Long Distance Medium657.20.9130
Triple Number Coastal/Long Distance High585.51.0248
Triple Number Windward/Leeward Low1103.80.5436
Triple Number Windward/Leeward Medium801.30.7488
Triple Number Windward/Leeward High691.20.8680
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance719.10.8343
Triple Number Coastal/Long Distance Low859.10.6984
Triple Number Coastal/Long Distance Medium657.20.9130
Triple Number Coastal/Long Distance High585.51.0248
Triple Number Windward/Leeward Low1103.80.5436
Triple Number Windward/Leeward Medium801.30.7488
Triple Number Windward/Leeward High691.20.8680
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1827.51220.9925.7770.2677.3629.5596.1544.3526.1
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance719.10.8343
Triple Number Coastal/Long Distance Low859.10.6984
Triple Number Coastal/Long Distance Medium657.20.9130
Triple Number Coastal/Long Distance High585.51.0248
Triple Number Windward/Leeward Low1103.80.5436
Triple Number Windward/Leeward Medium801.30.7488
Triple Number Windward/Leeward High691.20.8680
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1827.51220.9925.7770.2677.3629.5596.1544.3526.1
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low859.1
Triple Number Coastal/Long Distance Medium657.2
Triple Number Coastal/Long Distance High585.5
Triple Number Windward/Leeward Low1103.8
Triple Number Windward/Leeward Medium801.3
Triple Number Windward/Leeward High691.2
Predominantly Upwind714.8
Predominantly Downwind672.3
Predominantly Reaching645.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance719.10.8343
Triple Number Coastal/Long Distance Low859.10.6984
Triple Number Coastal/Long Distance Medium657.20.9130
Triple Number Coastal/Long Distance High585.51.0248
Triple Number Windward/Leeward Low1103.80.5436
Triple Number Windward/Leeward Medium801.30.7488
Triple Number Windward/Leeward High691.20.8680
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1827.51220.9925.7770.2677.3629.5596.1544.3526.1
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6984
Triple Number Coastal/Long Distance Medium0.9130
Triple Number Coastal/Long Distance High1.0248
Triple Number Windward/Leeward Low0.5436
Triple Number Windward/Leeward Medium0.7488
Triple Number Windward/Leeward High0.8680
Coastal/Long Distance0.8343
Predominantly Upwind0.8394
Predominantly Downwind0.8924
For information
General Purpose Handicap (GPH)744.4
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9070
Distanseseilas Trippeltall svak vind0.6984
Distanseseilas Trippeltall mellomvind0.9130
Distanseseilas Trippeltall sterk vind1.0248
Pølsebane Trippeltall svak vind0.5436
Pølsebane Trippeltall mellomvind0.7488
Pølsebane Trippeltall sterk vind0.8680
Motvind Singeltall0.8394
Medvind Singeltall0.8924
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low859.10.6984
Triple Number Coastal/Long Distance Medium657.20.9130
Triple Number Coastal/Long Distance High585.51.0248
Triple Number Windward/Leeward Low1103.80.5436
Triple Number Windward/Leeward Medium801.30.7488
Triple Number Windward/Leeward High691.20.8680
Coastal/Long Distance719.10.8343
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind714.80.8394
Predominantly Downwind672.30.8924
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore662.30.9060
Cape Doctor Coastal557.81.0756
Triple Number Coastal/Long Distance Low859.10.6984
Triple Number Coastal/Long Distance Medium657.20.9130
Triple Number Coastal/Long Distance High585.51.0248
Triple Number Windward/Leeward Low1103.80.5436
Triple Number Windward/Leeward Medium801.30.7488
Triple Number Windward/Leeward High691.20.8680
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6984
Triple Number Coastal/Long Distance Medium0.9130
Triple Number Coastal/Long Distance High1.0248
Triple Number Windward/Leeward Low0.5436
Triple Number Windward/Leeward Medium0.7488
Triple Number Windward/Leeward High0.8680
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6984
Triple Number Coastal/Long Distance Medium0.9130
Triple Number Coastal/Long Distance High1.0248
Triple Number Windward/Leeward Low0.5436
Triple Number Windward/Leeward Medium0.7488
Triple Number Windward/Leeward High0.8680
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance719.10.8343
Triple Number Coastal/Long Distance Low859.10.6984
Triple Number Coastal/Long Distance Medium657.20.9130
Triple Number Coastal/Long Distance High585.51.0248
Triple Number Windward/Leeward Low1103.80.5436
Triple Number Windward/Leeward Medium801.30.7488
Triple Number Windward/Leeward High691.20.8680
Predominantly Upwind714.80.8394
Predominantly Downwind672.30.8924
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1827.51220.9925.7770.2677.3629.5596.1544.3526.1
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance719.10.8343
Triple Number Coastal/Long Distance Low859.10.6984
Triple Number Coastal/Long Distance Medium657.20.9130
Triple Number Coastal/Long Distance High585.51.0248
Triple Number Windward/Leeward Low1103.80.5436
Triple Number Windward/Leeward Medium801.30.7488
Triple Number Windward/Leeward High691.20.8680
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1827.51220.9925.7770.2677.3629.5596.1544.3526.1
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low859.10.6984
Triple Number AP Medium657.30.9129
Triple Number AP High585.51.0248
Triple Number Windward/Leeward Low1152.50.5206
Triple Number Windward/Leeward Medium801.30.7488
Triple Number Windward/Leeward High691.20.8680
Single Number Predominant Upwind744.20.8063
Single Number Predominant Reaching661.30.9073
Single Number Predominant Downwind703.80.8525
Predominant Upwind - Low1034.80.5798
Predominant Upwind - Low/Med789.60.7599
Predominant Upwind - Medium690.30.8692
Predominant Upwind - Med/High641.10.9359
Predominant Upwind - High625.90.9586
Predominant Downwind Low1044.80.5743
Predominant Downwind Low/Med765.60.7837
Predominant Downwind Medium646.20.9285
Predominant Downwind Med/High576.91.0401
Predominant Downwind High541.31.1085
Predominant Reaching Low927.50.6469
Predominant Reaching Low/Med703.40.8530
Predominant Reaching Medium614.70.9761
Predominant Reaching Med/High566.31.0595
Predominant Reaching High541.41.1083
SA/DSPL Upwind19.99SA/DSPL Downwind30.80
Scoring OptionTODTOT
5-Band Windward/Leeward Low1288.70.4656
5-Band Windward/Leeward Low/Med940.50.6380
5-Band Windward/Leeward Medium785.10.7642
5-Band Windward/Leeward Med/High700.40.8567
5-Band Windward/Leeward High671.90.8930
Windward/Leeward 60-40 Low1292.80.4641
Windward/Leeward 60-40 Low/Med952.00.6302
Windward/Leeward 60-40 Medium801.70.7484
Windward/Leeward 60-40 Med/High722.40.8306
Windward/Leeward 60-40 High698.90.8585
5-Band AP Low950.60.6312
5-Band AP Low/Med748.00.8022
5-Band AP Medium647.30.9269
5-Band AP Med/High592.61.0125
5-Band AP High568.71.0551
5-Band SF Bay Tour - Low1112.30.5394
5-Band SF Bay Tour - Low/Med901.80.6653
5-Band SF Bay Tour - Medium761.90.7875
5-Band SF Bay Tour - Med/High687.60.8727
5-Band SF Bay Tour - High661.70.9068
Chicago-Mac Upwind0.7799
Chicago-Mac All Purpose0.8034
Chicago-Mac Downwind0.8212
Bayview-Mac Cove Island0.5844
Bayview-Mac Shore0.5888
Harvest Moon Regatta576.91.0400
Club Certificate2025
BellatrixNOR 5247
Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassFenixMeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA8.271Max. Beam2.900Draft1.550Displacement2,981Wetted area15.76IMS L7.013LSM06.718Acc. length8.271Sink (kg/mm) 11.16
VCGD-0.120VCGM-0.147RM Rated (kg·m) 55.8Limit of positive stability(°) N/AStability IndexN/ADefault crew weight390Declared crew weightN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.340PBWPIPA0.0034
EDL1.560ST10.050ST20.170
ST30.170ST40.100ST50.320
RIG
Forestay tensionAftInner stayNone FittedMast materialSingle headsail furlerNoMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders1Rotating mastNo
P10.500IG9.200ISP9.200MDT10.100MDL10.140MDT20.000MDL20.000TLTaperMW0.000GO0.000
E3.600J3.100BAS1.290FSDFoilSFJ0.000SPL3.250WPLTPS0.000BD0.000MWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.120Flotation Date01/01/2015
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
BellatrixNOR 5247
Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment235-2023030119310.170.741.302.222.9721.9901/03/2023
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment235-2023030119340.040.531.062.203.404.618.69NoNo 19.5501/03/2023235-2023030119380.040.370.701.392.032.628.82YesNo 11.9701/03/2023
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment235-2023030119408.958.978.965.645.5942.0401/03/2023
CRUISER/RACER REQUIREMENTS*
Accommodation length8.3 mTable area0.33 m²Headroom1.40 mMinimum number of berths3Personal gear stowage0.12 m³Fresh water capacity35 lMinimum number of seats in cockpit3Food stowage0.18 m³Fuel capacity20 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.