Non Spin/HSFClub Certificate2025
BrunhildurNOR 5975
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 Angles42.1°42.1°39.9°37.4°36.6°36.4°36.5°37.2°39.4°
Beat VMG2.413.293.964.394.534.584.604.594.46
52°3.724.945.716.076.216.286.326.366.34
60°3.955.155.856.196.376.446.506.576.58
75°4.075.265.946.306.546.716.816.967.02
90°3.945.155.896.296.596.857.077.377.57
110°3.364.615.556.116.496.847.187.998.83
120°3.124.355.335.966.366.717.067.919.80
135°2.663.814.815.586.086.446.777.488.69
150°2.203.244.225.055.706.146.477.117.92
Run VMG1.912.813.674.455.165.736.136.757.40
Gybe Angles148.3°148.3°153.7°164.9°172.3°178.6°179.5°179.6°179.5°
APH ToD:645.9CDL: 6.852APH ToT: 0.9290CertNo:21571
BOAT
ClassX-79DesignerNielsJeppesenBuilderNordsoe verftAge date01/1983Series date01/1979Offset fileNOR5975_x79.offData file21571
HULL
Length Overall7.927 mMaximum Beam2.860 mDraft1.582 mDisplacement1,617 kgDLR7.3373IMS DivisionCruiser/RacerDynamic Allowance0.140%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight335 kg(default)Minimum weight205 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail20.4120.77Headsail Luffed17.8717.87Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail6.13Storm Jib4.25Heavy Weather Jib11.46
SAIL LIMITS
Headsails5
✱ Zero set flying
Spinnakers0
✱ Spinnaker pole aboard
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.
Non Spin/HSFClub Certificate2025
BrunhildurNOR 5975
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 VMG1494.61092.7908.0820.9795.4786.2782.3783.7807.3
52°966.5729.5630.8592.9579.3573.5569.8565.7567.8
60°911.4699.1615.0581.4565.6558.6553.9547.7547.1
75°885.3684.0606.0571.7550.3536.5528.8517.6512.7
90°914.5698.8611.5572.3546.5525.8509.3488.5475.6
110°1071.3780.3648.4589.0554.5526.4501.4450.3407.7
120°1152.8827.6676.0603.9565.9536.3509.8455.1367.2
135°1351.3945.1748.4645.2592.2559.4531.8481.0414.1
150°1633.41110.1853.3713.0631.6586.8556.5506.1454.5
Run VMG1887.61281.8982.1809.3697.9628.1587.5533.2486.8
Selected Courses
Windward / Leeward1687.41187.3945.0815.1746.7707.1684.9658.4647.1
All purpose1261.6911.0747.1665.2623.4598.4581.2554.6533.3
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward783.70.7656
All purpose645.90.9290
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low829.10.7237
Triple Number Coastal/Long Distance Medium641.40.9355
Triple Number Coastal/Long Distance High575.51.0425
Triple Number Windward/Leeward Low1066.10.5628
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High680.50.8817
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance701.60.8552
Triple Number Coastal/Long Distance Low829.10.7237
Triple Number Coastal/Long Distance Medium641.40.9355
Triple Number Coastal/Long Distance High575.51.0425
Triple Number Windward/Leeward Low1066.10.5628
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High680.50.8817
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1824.31196.7893.8742.6662.4620.4587.8530.7498.6
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7036
Downwind "popa"0.7609
70% up, 30% down "Ilhabela"0.7199
30% up, 70% down "Ilhabela-inverso"0.7428
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low829.10.7237
Triple Number Coastal/Long Distance Medium641.40.9355
Triple Number Coastal/Long Distance High575.51.0425
Triple Number Windward/Leeward Low1066.10.5628
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High680.50.8817
Predominantly Upwind683.70.8776
Predominantly Downwind672.10.8927
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low829.00.7237
Triple Number AP Medium641.50.9354
Triple Number AP High575.51.0425
Triple Number Windward/Leeward Low1115.70.5378
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High680.50.8817
Single Number Predominant Upwind709.30.8459
Single Number Predominant Reaching646.80.9277
Single Number Predominant Downwind705.30.8506
Predominant Upwind - Low954.80.6284
Predominant Upwind - Low/Med739.40.8115
Predominant Upwind - Medium662.90.9051
Predominant Upwind - Med/High627.90.9556
Predominant Upwind - High613.60.9779
Predominant Downwind Low1059.30.5664
Predominant Downwind Low/Med769.40.7798
Predominant Downwind Medium646.50.9281
Predominant Downwind Med/High573.71.0459
Predominant Downwind High532.51.1268
Predominant Reaching Low895.00.6704
Predominant Reaching Low/Med686.70.8738
Predominant Reaching Medium605.00.9918
Predominant Reaching Med/High556.71.0778
Predominant Reaching High527.81.1367
SA/DSPL Upwind27.75SA/DSPL Downwind27.75
Scoring OptionTODTOT
5-Band Windward/Leeward Low1252.70.4790
5-Band Windward/Leeward Low/Med905.60.6625
5-Band Windward/Leeward Medium762.70.7866
5-Band Windward/Leeward Med/High689.30.8704
5-Band Windward/Leeward High661.00.9077
Windward/Leeward 60-40 Low1231.50.4872
Windward/Leeward 60-40 Low/Med902.10.6651
Windward/Leeward 60-40 Medium771.40.7778
Windward/Leeward 60-40 Med/High708.30.8471
Windward/Leeward 60-40 High686.30.8742
5-Band AP Low931.20.6443
5-Band AP Low/Med724.10.8286
5-Band AP Medium632.90.9480
5-Band AP Med/High583.11.0289
5-Band AP High555.51.0800
5-Band SF Bay Tour - Low1069.20.5612
5-Band SF Bay Tour - Low/Med864.00.6944
5-Band SF Bay Tour - Medium738.90.8120
5-Band SF Bay Tour - Med/High676.50.8869
5-Band SF Bay Tour - High649.80.9234
Chicago-Mac Upwind0.8238
Chicago-Mac All Purpose0.8255
Chicago-Mac Downwind0.8184
Bayview-Mac Cove Island0.6020
Bayview-Mac Shore0.6092
Harvest Moon Regatta566.61.0589
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance701.60.8552
Triple Number Coastal/Long Distance Low829.10.7237
Triple Number Coastal/Long Distance Medium641.40.9355
Triple Number Coastal/Long Distance High575.51.0425
Triple Number Windward/Leeward Low1066.10.5628
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High680.50.8817
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1824.31196.7893.8742.6662.4620.4587.8530.7498.6
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance701.60.8552
Triple Number Coastal/Long Distance Low829.10.7237
Triple Number Coastal/Long Distance Medium641.40.9355
Triple Number Coastal/Long Distance High575.51.0425
Triple Number Windward/Leeward Low1066.10.5628
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High680.50.8817
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1824.31196.7893.8742.6662.4620.4587.8530.7498.6
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance701.6
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1824.31196.7893.8742.6662.4620.4587.8530.7498.6
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low829.10.7237
Triple Number Coastal/Long Distance Medium641.40.9355
Triple Number Coastal/Long Distance High575.51.0425
Triple Number Windward/Leeward Low1066.10.5628
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High680.50.8817
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating701.60.8552
FinRating, kevyt tuuli1236.00.8091
FinRating, kova tuuli556.60.8983
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low829.10.7237
Triple Number Coastal/Long Distance Medium641.40.9355
Triple Number Coastal/Long Distance High575.51.0425
Triple Number Windward/Leeward Low1066.10.5628
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High680.50.8817
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8552
Triple Number Coastal/Long Distance Low0.7237
Triple Number Coastal/Long Distance Medium0.9355
Triple Number Coastal/Long Distance High1.0425
Triple Number Windward/Leeward Low0.5628
Triple Number Windward/Leeward Medium0.7731
Triple Number Windward/Leeward High0.8817
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1824.31196.7893.8742.6662.4620.4587.8530.7498.6
For information
General Purpose Handicap (GPH)724.7
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance701.60.8552
Triple Number Coastal/Long Distance Low829.10.7237
Triple Number Coastal/Long Distance Medium641.40.9355
Triple Number Coastal/Long Distance High575.51.0425
Triple Number Windward/Leeward Low1066.10.5628
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High680.50.8817
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1824.31196.7893.8742.6662.4620.4587.8530.7498.6
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low829.10.7237
Triple Number Coastal/Long Distance Medium641.40.9355
Triple Number Coastal/Long Distance High575.51.0425
Triple Number Windward/Leeward Low1066.10.5628
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High680.50.8817
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance701.60.8552
Triple Number Coastal/Long Distance Low829.10.7237
Triple Number Coastal/Long Distance Medium641.40.9355
Triple Number Coastal/Long Distance High575.51.0425
Triple Number Windward/Leeward Low1066.10.5628
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High680.50.8817
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1824.31196.7893.8742.6662.4620.4587.8530.7498.6
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance701.60.8552
Triple Number Coastal/Long Distance Low829.10.7237
Triple Number Coastal/Long Distance Medium641.40.9355
Triple Number Coastal/Long Distance High575.51.0425
Triple Number Windward/Leeward Low1066.10.5628
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High680.50.8817
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1824.31196.7893.8742.6662.4620.4587.8530.7498.6
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low829.1
Triple Number Coastal/Long Distance Medium641.4
Triple Number Coastal/Long Distance High575.5
Triple Number Windward/Leeward Low1066.1
Triple Number Windward/Leeward Medium776.1
Triple Number Windward/Leeward High680.5
Predominantly Upwind683.7
Predominantly Downwind672.1
Predominantly Reaching637.9
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance701.60.8552
Triple Number Coastal/Long Distance Low829.10.7237
Triple Number Coastal/Long Distance Medium641.40.9355
Triple Number Coastal/Long Distance High575.51.0425
Triple Number Windward/Leeward Low1066.10.5628
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High680.50.8817
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1824.31196.7893.8742.6662.4620.4587.8530.7498.6
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7237
Triple Number Coastal/Long Distance Medium0.9355
Triple Number Coastal/Long Distance High1.0425
Triple Number Windward/Leeward Low0.5628
Triple Number Windward/Leeward Medium0.7731
Triple Number Windward/Leeward High0.8817
Coastal/Long Distance0.8552
Predominantly Upwind0.8776
Predominantly Downwind0.8927
For information
General Purpose Handicap (GPH)724.7
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9290
Distanseseilas Trippeltall svak vind0.7237
Distanseseilas Trippeltall mellomvind0.9355
Distanseseilas Trippeltall sterk vind1.0425
Pølsebane Trippeltall svak vind0.5628
Pølsebane Trippeltall mellomvind0.7731
Pølsebane Trippeltall sterk vind0.8817
Motvind Singeltall0.8776
Medvind Singeltall0.8927
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low829.10.7237
Triple Number Coastal/Long Distance Medium641.40.9355
Triple Number Coastal/Long Distance High575.51.0425
Triple Number Windward/Leeward Low1066.10.5628
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High680.50.8817
Coastal/Long Distance701.60.8552
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind683.70.8776
Predominantly Downwind672.10.8927
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore650.50.9224
Cape Doctor Coastal539.71.1117
Triple Number Coastal/Long Distance Low829.10.7237
Triple Number Coastal/Long Distance Medium641.40.9355
Triple Number Coastal/Long Distance High575.51.0425
Triple Number Windward/Leeward Low1066.10.5628
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High680.50.8817
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7237
Triple Number Coastal/Long Distance Medium0.9355
Triple Number Coastal/Long Distance High1.0425
Triple Number Windward/Leeward Low0.5628
Triple Number Windward/Leeward Medium0.7731
Triple Number Windward/Leeward High0.8817
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7237
Triple Number Coastal/Long Distance Medium0.9355
Triple Number Coastal/Long Distance High1.0425
Triple Number Windward/Leeward Low0.5628
Triple Number Windward/Leeward Medium0.7731
Triple Number Windward/Leeward High0.8817
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance701.60.8552
Triple Number Coastal/Long Distance Low829.10.7237
Triple Number Coastal/Long Distance Medium641.40.9355
Triple Number Coastal/Long Distance High575.51.0425
Triple Number Windward/Leeward Low1066.10.5628
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High680.50.8817
Predominantly Upwind683.70.8776
Predominantly Downwind672.10.8927
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1824.31196.7893.8742.6662.4620.4587.8530.7498.6
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance701.60.8552
Triple Number Coastal/Long Distance Low829.10.7237
Triple Number Coastal/Long Distance Medium641.40.9355
Triple Number Coastal/Long Distance High575.51.0425
Triple Number Windward/Leeward Low1066.10.5628
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High680.50.8817
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1824.31196.7893.8742.6662.4620.4587.8530.7498.6
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low829.00.7237
Triple Number AP Medium641.50.9354
Triple Number AP High575.51.0425
Triple Number Windward/Leeward Low1115.70.5378
Triple Number Windward/Leeward Medium776.10.7731
Triple Number Windward/Leeward High680.50.8817
Single Number Predominant Upwind709.30.8459
Single Number Predominant Reaching646.80.9277
Single Number Predominant Downwind705.30.8506
Predominant Upwind - Low954.80.6284
Predominant Upwind - Low/Med739.40.8115
Predominant Upwind - Medium662.90.9051
Predominant Upwind - Med/High627.90.9556
Predominant Upwind - High613.60.9779
Predominant Downwind Low1059.30.5664
Predominant Downwind Low/Med769.40.7798
Predominant Downwind Medium646.50.9281
Predominant Downwind Med/High573.71.0459
Predominant Downwind High532.51.1268
Predominant Reaching Low895.00.6704
Predominant Reaching Low/Med686.70.8738
Predominant Reaching Medium605.00.9918
Predominant Reaching Med/High556.71.0778
Predominant Reaching High527.81.1367
SA/DSPL Upwind27.75SA/DSPL Downwind27.75
Scoring OptionTODTOT
5-Band Windward/Leeward Low1252.70.4790
5-Band Windward/Leeward Low/Med905.60.6625
5-Band Windward/Leeward Medium762.70.7866
5-Band Windward/Leeward Med/High689.30.8704
5-Band Windward/Leeward High661.00.9077
Windward/Leeward 60-40 Low1231.50.4872
Windward/Leeward 60-40 Low/Med902.10.6651
Windward/Leeward 60-40 Medium771.40.7778
Windward/Leeward 60-40 Med/High708.30.8471
Windward/Leeward 60-40 High686.30.8742
5-Band AP Low931.20.6443
5-Band AP Low/Med724.10.8286
5-Band AP Medium632.90.9480
5-Band AP Med/High583.11.0289
5-Band AP High555.51.0800
5-Band SF Bay Tour - Low1069.20.5612
5-Band SF Bay Tour - Low/Med864.00.6944
5-Band SF Bay Tour - Medium738.90.8120
5-Band SF Bay Tour - Med/High676.50.8869
5-Band SF Bay Tour - High649.80.9234
Chicago-Mac Upwind0.8238
Chicago-Mac All Purpose0.8255
Chicago-Mac Downwind0.8184
Bayview-Mac Cove Island0.6020
Bayview-Mac Shore0.6092
Harvest Moon Regatta566.61.0589
Non Spin/HSFClub Certificate2025
BrunhildurNOR 5975
Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassX-79MeasurementHINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.927Max. Beam2.860Draft1.582Displacement1,617Wetted area12.77IMS L6.655LSM06.040Acc. length7.927Sink (kg/mm) 9.38
VCGD0.040VCGM0.130RM Rated (kg·m) 33.1Limit of positive stability(°) N/AStability IndexN/ADefault crew weight335Declared crew weightN/A
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays2CheckstaysSpreaders1Rotating mastNo
P10.000IG9.210ISP9.450MDT10.080MDL10.120MDT20.050MDL20.070TL1.900MW0.120GO0.120
E3.500J2.750BAS1.170FSD0.000SFJ0.000SPL2.830WPLTPS3.820BD0.000MWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.040Flotation Date01/01/2015
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Non Spin/HSFClub Certificate2025
BrunhildurNOR 5975
Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment1-2024042518120.130.721.282.202.8620.4125/04/2024
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment447-2012051111530.000.000.000.000.004.058.67NoNo 17.8711/05/20121-2020050321450.030.501.002.103.014.068.77NoNo 17.8603/05/2020447-2012051112530.000.000.000.000.002.658.85NoNo 11.9411/05/2012447-2012051111510.000.000.000.000.002.126.50NoNo 7.0111/05/2012
CRUISER/RACER REQUIREMENTS*
Accommodation length7.9 mTable area0.22 m²Headroom1.40 mMinimum number of berths2Personal gear stowage0.08 m³Fresh water capacity19 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.